/* roulang page: index */
:root{
  --primary:#FF5A3C;
  --primary-dark:#E64A2E;
  --dark:#141B24;
  --deep:#1D2733;
  --teal:#13A88E;
  --gold:#F7B32B;
  --bg:#F6F4F0;
  --card:#FFFFFF;
  --text:#20242A;
  --muted:#626A72;
  --border:#E7E1D8;
  --radius-lg:18px;
  --radius-md:10px;
  --shadow-sm:0 8px 24px rgba(20,27,36,.06);
  --shadow-md:0 14px 30px rgba(20,27,36,.10);
  --shadow-lg:0 22px 44px rgba(20,27,36,.16);
  --transition:.25s cubic-bezier(.3,.7,.4,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei UI","Hiragino Sans GB","Noto Sans CJK SC",sans-serif;
  font-size:16.5px;
  line-height:1.78;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--primary)}
img{max-width:100%;display:block}
ul,ol,dl,p,h1,h2,h3,h4,figure{margin:0;padding:0}
button,input,select,textarea{font-family:inherit}
:focus-visible{outline:3px solid rgba(255,90,60,.45);outline-offset:2px}
.container{max-width:1280px;margin:0 auto;padding:0 28px}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:none;
  border-radius:999px;
  padding:13px 26px;
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  cursor:pointer;
  text-align:center;
  background:transparent;
  transition:all var(--transition);
  min-height:44px;
  box-shadow:none;
}
.btn-lg{padding:17px 34px;font-size:16.5px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,90,60,.26)}
.btn-teal{background:var(--teal);color:#fff}
.btn-teal:hover{background:#0D9180;color:#fff;transform:translateY(-2px)}
.btn-outline{border:1.5px solid rgba(255,255,255,.8);color:#fff;background:rgba(255,255,255,.04)}
.btn-outline:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff}
.btn-ghost-dark{border:1.5px solid rgba(20,27,36,.28);color:var(--text);background:#fff}
.btn-ghost-dark:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}
.btn-block{width:100%}
.btn .arr{transition:transform var(--transition)}
.btn:hover .arr{transform:translateX(4px)}

/* ===== Text helpers ===== */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  letter-spacing:.12em;
  font-weight:700;
  color:var(--primary);
  text-transform:uppercase;
}
.eyebrow::before{
  content:"";
  width:24px;height:2px;
  background:var(--primary);
  border-radius:2px;
  display:inline-block;
}
.eyebrow-light{color:var(--gold)}
.eyebrow-light::before{background:var(--gold)}
.section{padding:92px 0}
.section-head{margin-bottom:48px;max-width:820px}
.section-head h2{
  font-size:clamp(1.8rem,3.2vw,2.6rem);
  font-weight:800;
  line-height:1.25;
  margin:.28em 0 .12em;
  letter-spacing:-.02em;
}
.section-head .lead{font-size:17px;color:var(--muted);line-height:1.9}
.text-center .section-head{margin-left:auto;margin-right:auto}
.gold-text{color:var(--gold)}
.teal-text{color:var(--teal)}

/* ===== Header/Nav ===== */
.site-header{
  position:fixed;
  top:0;left:0;right:0;z-index:120;
  background:rgba(20,27,36,0);
  border-bottom:1px solid rgba(255,255,255,0);
  transition:all .3s ease;
}
.site-header.is-scrolled{
  background:rgba(246,244,240,.96);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom-color:rgba(20,27,36,.08);
  box-shadow:0 10px 28px rgba(20,27,36,.08);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:18px;
  height:76px;
  transition:height .3s ease;
}
.site-header.is-scrolled .header-inner{height:64px}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
  min-width:0;
}
.brand-mark{
  width:42px;height:42px;
  border-radius:13px;
  background:linear-gradient(135deg,var(--primary),var(--gold));
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:22px;
  font-weight:900;
  box-shadow:0 8px 18px rgba(255,90,60,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{
  font-size:17px;
  font-weight:800;
  color:#fff;
  white-space:nowrap;
  transition:color var(--transition);
}
.brand-text em{
  font-style:normal;
  font-size:11px;
  letter-spacing:.14em;
  color:rgba(255,255,255,.72);
  margin-top:3px;
  font-weight:500;
  transition:color var(--transition);
}
.site-header.is-scrolled .brand-text strong{color:var(--text)}
.site-header.is-scrolled .brand-text em{color:var(--muted)}
.primary-nav{margin-left:auto;display:flex;align-items:center}
.nav-list{list-style:none;display:flex;align-items:center;gap:2px}
.nav-link{
  display:inline-block;
  padding:10px 14px;
  border-radius:9px;
  font-size:15px;
  font-weight:600;
  color:rgba(255,255,255,.88);
  line-height:1.2;
  position:relative;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:3px;
  height:3px;border-radius:3px;
  background:var(--primary);
  opacity:0;
  transform:scaleX(.4);
  transform-origin:left;
  transition:all .3s ease;
}
.nav-link:hover{color:#fff}
.nav-link:hover::after,.nav-link.is-active::after{opacity:1;transform:scaleX(1)}
.nav-link.is-active{color:#fff}
.site-header.is-scrolled .nav-link{color:var(--text)}
.site-header.is-scrolled .nav-link:hover,
.site-header.is-scrolled .nav-link.is-active{color:var(--primary)}
.mega-wrap{position:relative;margin-left:10px}
.mega-trigger{
  border:1px solid rgba(255,255,255,.72);
  background:rgba(255,255,255,.08);
  color:#fff;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  min-height:44px;
  padding:10px 21px;
  border-radius:999px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  transition:all var(--transition);
  white-space:nowrap;
}
.mega-trigger:hover{border-color:#fff;background:rgba(255,255,255,.18);color:#fff}
.site-header.is-scrolled .mega-trigger{border-color:rgba(20,27,36,.3);color:var(--text);background:#fff}
.site-header.is-scrolled .mega-trigger:hover{border-color:var(--primary);color:var(--primary)}
.mega-panel{
  position:absolute;
  top:calc(100% + 10px);
  right:0;
  width:720px;
  background:#fff;
  border-radius:18px;
  box-shadow:var(--shadow-lg);
  padding:20px;
  opacity:0;
  visibility:hidden;
  transform:translateY(14px);
  transition:all .16s ease;
  border:1px solid var(--border);
}
.site-header.is-scrolled .mega-panel{top:calc(100% + 5px)}
.mega-wrap.is-open .mega-panel{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.mega-grid{display:grid;grid-template-columns:1.15fr 1fr .8fr;gap:18px}
.mega-col h4{
  font-size:14px;
  margin-bottom:13px;
  color:var(--text);
  font-weight:800;
  letter-spacing:.02em;
}
.mega-entry{display:block;background:var(--bg);border-radius:12px;padding:14px 14px 13px;margin-bottom:9px}
.mega-entry:hover{background:#fff;box-shadow:var(--shadow-md);color:var(--text);transform:translateY(-2px)}
.mega-entry strong{display:block;font-size:14.5px;color:var(--text);font-weight:700}
.mega-entry small{display:block;color:var(--muted);font-size:12.5px;line-height:1.5;margin-top:3px}
.mega-common-list a{
  display:flex;align-items:center;gap:7px;
  color:var(--text);
  font-size:14px;
  font-weight:500;
  padding:10px 0;
  border-bottom:1px dashed var(--border);
}
.mega-common-list a:last-child{border-bottom:none}
.mega-common-list a span{color:var(--primary);font-weight:800}
.mega-common-list a:hover{color:var(--primary)}
.mega-mini{counter-reset:mini}
.mega-mini a{
  display:flex;gap:10px;padding:8px 0;
  border-bottom:1px dashed var(--border);
  font-size:13.5px;line-height:1.5;color:var(--text);
}
.mega-mini a:last-child{border:none}
.mega-mini a:hover{color:var(--primary)}
.button-nav-compact{display:none}
.nav-toggle{
  display:none;
  background:none;
  border:none;
  width:44px;height:44px;
  border-radius:10px;
  padding:0;
  margin-left:auto;
  cursor:pointer;
  position:relative;
  z-index:10;
}
.nav-toggle span{
  display:block;width:24px;height:2px;
  background:rgba(255,255,255,.95);
  margin:5.5px auto;
  transition:all .3s ease;
  border-radius:2px;
}
.site-header.is-scrolled .nav-toggle span{background:var(--text)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{
  position:relative;
  background:linear-gradient(102deg,rgba(14,19,27,.96),rgba(20,27,36,.78) 62%,rgba(29,39,51,.88)),url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  color:#fff;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 24% 26%,rgba(255,90,60,.18),transparent 34%),radial-gradient(circle at 82% 72%,rgba(19,168,142,.2),transparent 36%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  padding:150px 0 84px;
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:50px;
  align-items:center;
  min-height:88vh;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);
  border-radius:999px;
  padding:7px 15px;
  font-size:13px;
  font-weight:600;
  color:rgba(255,255,255,.94);
  backdrop-filter:blur(4px);
  margin-bottom:25px;
}
.hero-tag i{
  width:8px;height:8px;
  border-radius:99px;
  background:var(--teal);
  display:inline-block;
  box-shadow:0 0 0 5px rgba(19,168,142,.2);
}
.hero-title{
  font-size:clamp(2.2rem,4.6vw,3.8rem);
  font-weight:900;
  line-height:1.14;
  letter-spacing:-.02em;
  margin:0 0 18px;
}
.hero-title .h1-sub{
  display:inline-block;
  margin-left:10px;
  vertical-align:middle;
  background:var(--gold);
  color:var(--dark);
  font-size:.34em;
  letter-spacing:.08em;
  font-weight:900;
  border-radius:999px;
  padding:.85em 1.45em;
  line-height:1;
}
.hero-desc{
  color:rgba(255,255,255,.82);
  font-size:18px;
  font-weight:500;
  max-width:460px;
  margin-bottom:34px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px}
.hero-feature-line{
  list-style:none;
  display:flex;
  gap:22px;
  flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.14);
  padding-top:25px;
  margin-bottom:0;
}
.hero-feature-line li{
  color:rgba(255,255,255,.86);
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
}
.hero-feature-line li::before{
  content:"✓";
  width:20px;height:20px;
  background:rgba(19,168,142,.22);
  color:#7AE3D2;
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:11px;
  font-weight:700;
}
.hero-rank{
  background:rgba(255,255,255,.08);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.18);
  border-radius:22px;
  padding:20px;
  color:#fff;
  box-shadow:0 40px 70px rgba(0,0,0,.18);
}
.rank-head{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;font-weight:700;
  margin-bottom:4px;padding-bottom:14px;
  border-bottom:1px solid rgba(255,255,255,.15);
}
.rank-head .dot{display:flex;gap:4px}
.rank-head .dot i{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.36)}
.rank-head .dot i:first-child{background:var(--primary)}
.rank-list{list-style:none;padding:6px 0 0;margin:0}
.rank-item{
  display:flex;
  align-items:center;
  gap:13px;
  padding:12px 2px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.rank-item:last-child{border-bottom:0}
.rank-num{
  width:30px;height:30px;
  border-radius:9px;
  flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:13px;
  background:rgba(255,255,255,.1);
}
.rank-item:first-child .rank-num{background:var(--primary)}
.rank-item:nth-child(2) .rank-num{background:rgba(247,179,43,.2);color:var(--gold)}
.rank-main{flex:1;min-width:0}
.rank-main strong{display:block;font-size:15.5px;font-weight:700}
.rank-main small{font-size:12px;color:rgba(255,255,255,.58);display:block;margin-top:2px}
.rank-state{flex-shrink:0;font-size:12px;color:#7AE3D2;background:rgba(19,168,142,.18);padding:5px 10px;border-radius:999px;font-weight:600}
.rank-link{
  display:block;
  text-align:center;
  margin-top:14px;
  padding:11px;
  border-radius:12px;
  background:rgba(255,255,255,.1);
  color:#fff;
  font-size:14px;
  font-weight:700;
  border:1px solid transparent;
  transition:all var(--transition);
}
.rank-link:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-2px)}

/* ===== Feature ===== */
.feature-section{background:var(--bg);position:relative}
.feature-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  grid-auto-flow:dense;
  gap:22px;
}
.feature-card{
  background:#fff;
  border:1px solid #EFE9E1;
  border-radius:var(--radius-lg);
  padding:28px;
  box-shadow:var(--shadow-sm);
  transition:all var(--transition);
  position:relative;
  overflow:hidden;
}
.feature-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:rgba(255,90,60,.35);
}
.feature-card.feature-main{grid-column:span 2}
.feature-card.feature-tail{grid-column:span 2}
.feature-card .card-ico{
  width:54px;height:54px;
  border-radius:16px;
  background:rgba(255,90,60,.12);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:24px;
  font-weight:900;
  margin-bottom:20px;
  position:relative;
}
.feature-card .card-ico::after{
  content:"";
  position:absolute;
  width:10px;height:10px;
  background:var(--gold);
  border-radius:3px;
  right:6px;top:6px;
  opacity:.7;
}
.feature-card .card-hot{
  position:absolute;top:22px;right:22px;
  background:rgba(247,179,43,.16);
  color:#9A6B03;
  font-size:12px;
  font-weight:700;
  padding:4px 12px;
  border-radius:999px;
}
.feature-card h3{
  font-size:1.25rem;
  font-weight:800;
  margin-bottom:9px;
  color:var(--text);
  letter-spacing:-.01em;
}
.feature-card p{
  color:var(--muted);
  font-size:15px;
  line-height:1.8;
  margin-bottom:16px;
}
.feature-card ul{list-style:none;padding:0;margin:0}
.feature-card li{
  display:flex;gap:8px;
  align-items:flex-start;
  color:var(--text);
  font-size:14.5px;
  padding:5px 0;
}
.feature-card li::before{
  content:"·";
  color:var(--primary);
  font-weight:900;
  flex-shrink:0;
}
.feature-main p{max-width:560px}
.feature-main .feature-points{
  display:grid;grid-template-columns:1fr 1fr;gap:4px 14px;
}

/* ===== Entry demo dark ===== */
.entry-section{
  background:linear-gradient(rgba(20,27,36,.96),rgba(20,27,36,.96)),url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
}
.entry-section .section-head{color:#fff}
.entry-section .section-head .lead{color:rgba(255,255,255,.68)}
.entry-browser{
  background:#0D1117;
  border-radius:24px;
  box-shadow:0 36px 70px rgba(0,0,0,.4);
  overflow:hidden;
}
.browser-bar{
  background:rgba(23,30,40,.9);
  padding:14px 16px;
  display:flex;
  align-items:center;
  gap:12px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.browser-dot{display:flex;gap:7px}
.browser-dot i{width:11px;height:11px;border-radius:99px;background:#FF5F57}
.browser-dot i:nth-child(2){background:#FEBC2E}
.browser-dot i:nth-child(3){background:#28C840}
.browser-address{
  flex:1;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.09);
  color:rgba(255,255,255,.66);
  border-radius:999px;
  font-size:12px;
  padding:6px 14px;
  letter-spacing:.02em;
  white-space:nowrap;
  overflow:hidden;
}
.browser-refresh{color:rgba(255,255,255,.6);font-size:17px;font-weight:300}
.entry-frame{padding:24px}
.entry-main-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:18px}
.entry-primary{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  min-height:330px;
  display:flex;
  align-items:flex-end;
  color:#fff;
  box-shadow:0 20px 40px rgba(0,0,0,.22);
}
.entry-primary .bg-holder{
  position:absolute;inset:0;
  background:url("/assets/images/coverpic/cover-1.webp") center/cover no-repeat;
  z-index:0;
}
.entry-primary::after{
  content:"";
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,transparent 30%,rgba(10,15,22,.9));
}
.entry-primary .ep-main{position:relative;z-index:2;padding:26px}
.entry-primary .ep-mark{
  display:inline-block;
  background:var(--primary);
  color:#fff;
  border-radius:8px;
  padding:5px 12px;
  font-size:13px;
  margin-bottom:14px;
  font-weight:800;
}
.entry-primary h3{font-size:22px;font-weight:800;margin-bottom:7px}
.entry-primary p{font-size:14px;color:rgba(255,255,255,.76);margin-bottom:17px;line-height:1.7}
.entry-primary .btn{background:#fff;color:var(--dark);border-radius:999px;min-height:40px;padding:10px 22px;font-size:14px}
.entry-card-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.entry-card{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.15);
  border-radius:16px;
  padding:17px;
  display:flex;
  flex-direction:column;
  gap:12px;
  color:#fff;
  transition:all var(--transition);
}
.entry-card:hover{
  transform:translateY(-5px);
  border-color:rgba(255,255,255,.35);
  background:rgba(255,255,255,.11);
  color:#fff;
}
.entry-thumb{
  width:100%;
  height:90px;
  object-fit:cover;
  border-radius:10px;
  box-shadow:0 8px 18px rgba(0,0,0,.2);
}
.entry-card .ec-title{font-size:15px;font-weight:700;display:flex;justify-content:space-between;align-items:flex-start;gap:6px}
.entry-card .ec-title .mini-tag{background:rgba(255,90,60,.18);color:#FF8C75;font-size:11px;padding:2px 8px;border-radius:6px;white-space:nowrap}
.entry-card small{color:rgba(255,255,255,.6);font-size:12.5px;line-height:1.6}
.entry-rowline{
  grid-column:1 / -1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-top:14px;
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:18px;
}
.entry-rowline p{color:rgba(255,255,255,.6);font-size:14.5px;line-height:1.7;flex:1}
.entry-rowline .btn{margin-left:auto}

/* ===== Security ===== */
.security-section{
  background:linear-gradient(100deg,var(--dark),var(--deep)),url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  color:#fff;
}
.security-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}
.security-copy p{color:rgba(255,255,255,.72);line-height:1.9;margin-top:15px}
.secure-power{
  display:grid;grid-template-columns:1fr 1fr;gap:12px;
  list-style:none;margin:24px 0;
}
.secure-power li{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  padding:12px 14px;
  border-radius:12px;
  font-size:14px;
  font-weight:600;
  display:flex;align-items:center;gap:10px;
}
.secure-power li i{
  color:#8BE0D2;
  font-style:normal;
  font-weight:800;
}
.security-step{
  display:flex;gap:18px;
  padding:22px 0;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.security-step:last-child{border-bottom:none;padding-bottom:0}
.step-num{
  width:54px;height:54px;flex-shrink:0;
  border-radius:16px;
  background:rgba(255,255,255,.08);
  color:#FFD59B;
  display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:900;
}
.security-step p{font-size:14.5px;color:rgba(255,255,255,.62);margin-top:5px;line-height:1.7}
.security-step strong{font-size:17px;display:block;color:#fff}
.security-actions{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}

/* ===== Proof / testimonial ===== */
.proof-section{background:#fff}
.proof-metrics{
  display:grid;
  grid-template-columns:1.2fr 1fr 1.2fr;
  border:1px solid var(--border);
  border-radius:20px;
  background:var(--bg);
  overflow:hidden;
  margin-bottom:42px;
}
.metric-box{padding:30px 26px;text-align:center;position:relative}
.metric-box + .metric-box{border-left:1px dashed var(--border)}
.metric-num{
  font-size:clamp(2rem,4vw,3.1rem);
  font-weight:900;
  color:var(--dark);
  line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.metric-num b{color:var(--primary)}
.metric-num .gold-num{color:var(--gold)}
.metric-name{margin-top:6px;color:var(--muted);font-size:14px;font-weight:500}
.proof-two{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.testi-card{
  background:var(--bg);
  border-radius:20px;
  padding:28px;
  box-shadow:inset 0 0 0 1px rgba(20,27,36,.06);
  position:relative;
}
.testi-card:hover{box-shadow:var(--shadow-md)}
.testi-stars{color:var(--gold);font-size:15px;letter-spacing:3px;margin-bottom:12px;display:block}
.testi-text{font-size:16px;line-height:1.85;color:var(--text);margin-bottom:18px}
.testi-user{display:flex;align-items:center;gap:11px}
.testi-user .avatar{
  width:42px;height:42px;
  border-radius:50%;
  background:rgba(255,90,60,.12);
  color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;
}
.testi-user .nick{font-weight:700;font-size:14px;display:block;line-height:1.3}
.testi-user small{color:var(--muted);font-size:12px}

/* ===== News ===== */
.news-section{background:var(--bg)}
.news-section-flex{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-top:-22px}
.news-section-flex .more-link{
  font-size:14px;font-weight:700;color:var(--primary);
  display:inline-flex;align-items:center;gap:6px;flex-shrink:0;
}
.news-section-flex .more-link:hover{color:var(--primary-dark)}
.news-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.news-card{
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--border);
  border-radius:18px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:all var(--transition);
  height:100%;
}
.news-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-lg);
  border-color:rgba(255,90,60,.34);
}
.news-card-body{padding:20px 20px 18px;flex:1;display:flex;flex-direction:column}
.news-card-meta{display:flex;justify-content:space-between;gap:8px;margin-bottom:8px;align-items:center}
.news-card-cat{
  background:rgba(255,90,60,.11);
  color:var(--primary);
  border-radius:7px;
  font-size:12px;
  font-weight:700;
  padding:3px 10px;
  display:inline-block;
}
.news-card-date{color:var(--muted);font-size:12px;font-weight:500}
.news-card h3{
  font-size:17px;
  font-weight:700;
  line-height:1.55;
  margin-bottom:7px;
}
.news-card h3 a{color:var(--text)}
.news-card h3 a:hover{color:var(--primary)}
.news-card-summary{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
  margin-bottom:14px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  flex:1;
}
.news-card-icon{display:inline-flex;align-items:center;gap:4px;font-size:13px;color:var(--primary);font-weight:700;margin-top:auto}
.news-card-icon:hover{color:var(--primary-dark)}
.news-empty{
  grid-column:1 / -1;
  text-align:center;
  background:#fff;
  border:2px dashed var(--border);
  border-radius:18px;
  padding:52px 20px;
  color:var(--muted);
  font-size:15px;
}

/* ===== Plans ===== */
.plan-section{background:linear-gradient(180deg,#fff,#FDFBF8)}
.plan-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  align-items:stretch;
}
.plan-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:22px;
  padding:32px 28px;
  box-shadow:var(--shadow-sm);
  position:relative;
  display:flex;
  flex-direction:column;
  transition:all var(--transition);
}
.plan-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.plan-card.featured{
  border:2px solid var(--primary);
  box-shadow:0 24px 50px rgba(255,90,60,.15);
  z-index:2;
  transform:translateY(-16px);
}
.plan-card.featured:hover{transform:translateY(-20px)}
.plan-card .plan-tag{
  position:absolute;
  top:-13px;
  left:50%;
  transform:translateX(-50%);
  background:var(--primary);
  color:#fff;
  font-size:12px;
  font-weight:700;
  padding:6px 18px;
  border-radius:999px;
  letter-spacing:.06em;
}
.plan-name{font-size:20px;font-weight:800;color:var(--text);margin-bottom:8px}
.plan-desc{color:var(--muted);font-size:14.5px;line-height:1.7;margin-bottom:20px}
.plan-list{list-style:none;padding:0;margin:0 0 24px}
.plan-list li{
  padding:8px 0;
  font-size:14.5px;
  color:var(--text);
  position:relative;
  padding-left:22px;
}
.plan-list li::before{
  content:"✓";
  position:absolute;
  left:0;top:8px;
  width:17px;height:17px;
  background:rgba(19,168,142,.13);
  color:var(--teal);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:10px;
  font-weight:800;
}
.plan-foot{margin-top:auto}
.plan-note{
  text-align:center;
  color:var(--muted);
  font-size:14px;
  margin-top:38px;
}

/* ===== FAQ ===== */
.faq-section{background:var(--bg)}
.faq-wrap{display:grid;grid-template-columns:280px 1fr;gap:38px}
.faq-rail{
  position:sticky;
  top:100px;
  align-self:start;
  background:#fff;
  border:1px solid var(--border);
  border-radius:18px;
  padding:22px;
  box-shadow:var(--shadow-sm);
}
.faq-rail h4{font-size:16px;margin-bottom:14px}
.faq-rail-list{list-style:none;margin:0;padding:0}
.faq-rail-list li{margin-bottom:4px}
.faq-rail-list a{
  display:block;
  padding:10px 13px;
  border-radius:10px;
  font-size:14px;
  color:var(--text);
  font-weight:500;
}
.faq-rail-list a:hover{background:var(--bg);color:var(--primary)}
.faq-stack{display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:16px;
  overflow:hidden;
  transition:all var(--transition);
  box-shadow:var(--shadow-sm);
}
.faq-item[open]{box-shadow:var(--shadow-md);border-left:4px solid var(--primary)}
.faq-item summary{
  list-style:none;
  display:flex;
  align-items:center;
  gap:12px;
  padding:20px 22px;
  cursor:pointer;
  font-size:16.5px;
  font-weight:700;
  color:var(--text);
  transition:background .2s ease;
  position:relative;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#FFF8F6;color:var(--primary)}
.faq-item summary .fq-num{
  width:37px;height:37px;
  border-radius:10px;
  background:rgba(255,90,60,.1);
  color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;
  flex-shrink:0;
}
.faq-item summary .fq-arrow{
  position:absolute;
  right:20px;
  font-size:18px;
  transition:transform .3s ease;
  color:var(--muted);
}
.faq-item[open] summary .fq-arrow{transform:rotate(45deg);color:var(--primary)}
.faq-item .fq-body{
  padding:0 24px 22px 70px;
  color:var(--muted);
  font-size:15px;
  line-height:1.9;
}
.faq-item .fq-body a{color:var(--primary);font-weight:600}
.faq-item .fq-body a:hover{text-decoration:underline}

/* ===== CTA / Contact ===== */
.contact-cta{
  background:linear-gradient(120deg,rgba(20,27,36,.98),rgba(32,43,56,.95)),url("/assets/images/backpic/back-1.webp") center/cover;
  color:#fff;
}
.cta-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:60px;align-items:center}
.cta-copy h2{font-size:clamp(1.7rem,3vw,2.55rem);font-weight:800;line-height:1.28;margin:14px 0 18px}
.cta-copy p{color:rgba(255,255,255,.72);margin-bottom:24px;line-height:1.9}
.contact-actions{display:flex;gap:13px;flex-wrap:wrap}
.contact-card{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:20px;
  padding:24px;
  backdrop-filter:blur(6px);
}
.contact-card h3{font-size:17px;margin-bottom:16px;display:flex;gap:9px;align-items:center}
.form-group{margin-bottom:12px}
.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:7px;color:rgba(255,255,255,.82)}
.form-group input,
.form-group select,
.form-group textarea{
  width:100%;
  border:1px solid rgba(255,255,255,.25);
  background:rgba(255,255,255,.08);
  color:#fff;
  border-radius:10px;
  padding:12px 14px;
  font-size:14.5px;
  min-height:44px;
  transition:all .2s;
  box-shadow:none;
  appearance:none;
  -webkit-appearance:none;
}
.form-group select option{color:var(--text)}
.form-group select:focus option{color:var(--text)}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{
  border-color:var(--primary);
  outline:none;
  box-shadow:0 0 0 3px rgba(255,90,60,.2);
  background:rgba(255,255,255,.12);
}
.form-group input::placeholder,
.form-group textarea::placeholder{color:rgba(255,255,255,.45)}
.form-note{font-size:12px;color:rgba(255,255,255,.5);margin-top:10px}
.form-feedback{margin-top:12px;font-size:14px;border-radius:10px;padding:10px 14px;display:none}
.form-feedback.is-success{display:block;background:rgba(19,168,142,.2);color:#9BE6D8;border:1px solid rgba(19,168,142,.3)}
.form-feedback.is-error{display:block;background:rgba(255,90,60,.2);color:#FFC8BC;border:1px solid rgba(255,90,60,.32)}

/* ===== Footer ===== */
.site-footer{background:var(--dark);color:rgba(255,255,255,.66)}
.footer-top{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:46px;
  padding:54px 0 42px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand .brand-text strong{color:#fff;font-size:19px}
.footer-brand .brand-text em{color:rgba(255,255,255,.62)}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.9}
.footer-col h4{
  color:#fff;
  font-size:16px;
  font-weight:700;
  margin-bottom:17px;
}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:9px}
.footer-col a{color:rgba(255,255,255,.64);font-size:14px;transition:all .2s}
.footer-col a:hover{color:var(--primary);padding-left:4px}
.footer-improve{
  display:flex;gap:8px;
  margin-top:18px;
}
.footer-improve .trust-item{
  width:50px;height:50px;
  background:rgba(255,255,255,.08);
  border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;color:#fff;
  font-size:15px;
}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding-top:28px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.7)}
.footer-bottom a:hover{color:var(--primary)}

/* ===== Floating / Mobile CTA ===== */
.float-dock{
  position:fixed;
  right:24px;
  bottom:28px;
  z-index:80;
  display:flex;
  flex-direction:column;
  gap:9px;
}
.float-dock a{
  width:50px;height:50px;
  box-shadow:var(--shadow-lg);
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  font-size:13px;
  font-weight:700;
  color:#fff;
  border:none;
  background:var(--primary);
  transition:all .25s;
}
.float-dock a:hover{transform:translateY(-4px);color:#fff}
.float-dock a.go-top{
  background:rgba(20,27,36,.84);
  backdrop-filter:blur(6px);
}
.float-dock a.go-top:hover{background:var(--dark)}
.mobile-bar{
  display:none;
}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .container{padding:0 22px}
  .section{padding:76px 0}
  .header-inner{height:64px}
  .site-header.is-scrolled .header-inner{height:62px}
  .primary-nav{
    position:fixed;
    top:64px;left:0;right:0;bottom:0;
    background:#fff;
    flex-direction:column;
    align-items:stretch;
    padding:16px 22px 40px;
    transform:translateX(102%);
    transition:transform .3s ease;
    overflow-y:auto;
    z-index:110;
    box-shadow:none;
  }
  .primary-nav.is-open{transform:translateX(0);box-shadow:-30px 0 70px rgba(0,0,0,.12)}
  .nav-list{flex-direction:column;align-items:stretch}
  .nav-link{
    display:block;
    padding:15px 12px;
    margin-bottom:3px;
    border-radius:12px;
    color:var(--text) !important;
    font-size:16px;
    font-weight:700;
  }
  .nav-link::after{display:none}
  .nav-link:hover,.nav-link.is-active{color:var(--primary) !important;background:var(--bg)}
  .mega-wrap{margin:16px 0 0}
  .mega-trigger{
    border-color:var(--primary);
    color:var(--primary) !important;
    background:rgba(255,90,60,.08) !important;
  }
  .mega-panel{
    position:static;
    width:100%;
    opacity:1;
    visibility:visible;
    transform:none;
    background:transparent;
    border:none;
    box-shadow:none;
    padding:0;
    display:none;
  }
  .mega-wrap.is-open .mega-panel{display:block}
  .mega-grid{grid-template-columns:1fr}
  .mega-entry{background:rgba(255,255,255,.65)}
  .nav-toggle{display:block}
  .nav-toggle.is-open span{background:var(--text)}
  .mega-wrap .mega-trigger{display:inline-flex}
  .mega-common-list a,.mega-mini a{border-bottom-color:rgba(20,27,36,.1)}
  .mega-mini a{color:var(--muted)}
  .mega-col h4{color:var(--text)}
  .hero-inner{padding:112px 0 64px;grid-template-columns:1fr;gap:40px}
  .hero-title{font-size:clamp(2rem,5vw,3.2rem)}
  .feature-grid{grid-template-columns:1fr 1fr}
  .feature-card.feature-main{grid-column:span 1}
  .feature-card.feature-tail{grid-column:span 2}
  .entry-main-grid{grid-template-columns:1fr}
  .entry-rowline{grid-column:auto}
  .security-grid,.cta-grid{grid-template-columns:1fr;gap:42px}
  .faq-wrap{grid-template-columns:1fr;gap:28px}
  .faq-rail{position:static;display:none}
  .footer-top{grid-template-columns:1fr 1fr;gap:40px}
  .plan-grid{grid-template-columns:1fr 1fr}
  .plan-card:last-child{grid-column:1 / -1}
  .plan-card.featured{transform:translateY(0)}
  .plan-card.featured:hover{transform:translateY(-5px)}
}
@media (max-width:640px){
  body{font-size:15.5px}
  .container{padding:0 18px}
  .section{padding:64px 0}
  .section-head{margin-bottom:34px}
  .section-head h2{font-size:1.75rem}
  .brand-text strong{font-size:15.5px}
  .brand-mark{width:36px;height:36px;border-radius:11px;font-size:18px}
  .brand-text em{font-size:10px}
  .hero-inner{min-height:0;padding:108px 0 48px;gap:30px}
  .hero-title{font-size:1.9rem}
  .hero-title .h1-sub{display:block;margin-left:0;margin-top:14px;font-size:.32em;width:fit-content}
  .hero-desc{font-size:16px}
  .hero-feature-line{gap:10px}
  .hero-feature-line li{font-size:13px}
  .hero-feature-line li::before{width:16px;height:16px;font-size:9px}
  .hero-actions .btn{width:100%}
  .metric-box{padding:22px 12px}
  .metric-num{font-size:1.8rem}
  .feature-grid,.plan-grid{grid-template-columns:1fr}
  .feature-card.feature-main,.feature-card.feature-tail{grid-column:span 1}
  .feature-main .feature-points{grid-template-columns:1fr}
  .proof-two{grid-template-columns:1fr}
  .entry-card-grid{grid-template-columns:1fr 1fr}
  .entry-rowline{flex-direction:column;align-items:stretch}
  .entry-rowline .btn{margin-left:0;width:100%}
  .section-head .lead{font-size:15px}
  .news-grid{grid-template-columns:1fr}
  .news-section-flex{flex-direction:column;align-items:stretch}
  .plan-note{margin-top:0}
  .contact-actions{flex-direction:column;align-items:stretch}
  .contact-actions .btn{width:100%}
  .footer-top{grid-template-columns:1fr;gap:28px;padding:42px 0 34px}
  .footer-bottom{flex-direction:column}
  .footer-bottom div{width:100%}
  .float-dock{display:none}
  body{padding-bottom:0}
  .mobile-bar{
    display:flex;
    position:fixed;
    left:0;right:0;bottom:0;
    z-index:200;
    background:rgba(20,27,36,.97);
    backdrop-filter:blur(12px);
    padding:0;
    height:64px;
    border-top:1px solid rgba(255,255,255,.1);
  }
  .mobile-bar a{
    flex:1;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:3px;
    color:rgba(255,255,255,.82);
    font-size:12px;
    font-weight:600;
    position:relative;
    min-height:44px;
  }
  .mobile-bar a::before{
    content:"";
    width:8px;height:8px;
    border-radius:50%;
    background:currentColor;
    opacity:.5;
  }
  .mobile-bar a:hover,.mobile-bar a:active{color:var(--primary)}
  .site-footer{padding-bottom:64px}
  .faq-item summary{font-size:15px;padding:17px 16px}
  .faq-item .fq-body{padding:0 18px 18px 18px;font-size:14.5px}
  .hero-feature-line{padding-top:18px}
}
@media (max-width:420px){
  .hero-title{font-size:1.75rem}
  .entry-card-grid{grid-template-columns:1fr}
  .browser-address{font-size:10px;padding:5px 6px}
  .brand-text strong{font-size:14px}
  .brand-text em{display:none}
  .secure-power{grid-template-columns:1fr}
  .security-step p{font-size:13.5px}
  .section{ padding:56px 0}
  .proof-metrics{grid-template-columns:1fr}
  .metric-box + .metric-box{border-left:none;border-top:1px dashed var(--border)}
}

/* roulang page: category1 */
:root {
  --primary: #FF5A3C;
  --primary-hover: #e64a2e;
  --dark: #141B24;
  --dark-light: #1D2733;
  --teal: #13A88E;
  --amber: #F7B32B;
  --bg: #F6F4F0;
  --card: #FFFFFF;
  --text: #20242A;
  --text-weak: #626A72;
  --border: #E7E1D8;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 8px 24px rgba(20,27,36,0.06);
  --shadow-hover: 0 18px 36px rgba(20,27,36,0.12);
  --font-family: "PingFang SC", "Microsoft YaHei UI", "Hiragino Sans GB", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: inline-block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--primary);
}

ul {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Button ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 16px;
  border-radius: 999px;
  padding: 0 28px;
  height: 48px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.22s ease;
  white-space: nowrap;
  line-height: 1;
}

.btn-primary {
  background: var(--primary);
  color: #fff !important;
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 90, 60, 0.25);
}

.btn-outline-light {
  background: transparent;
  color: #fff !important;
  border-color: rgba(255, 255, 255, 0.7);
}

.btn-outline-light:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.btn-outline-dark {
  background: transparent;
  color: var(--text) !important;
  border-color: #2c3844;
}

.btn-outline-dark:hover {
  border-color: var(--primary);
  color: var(--primary) !important;
  transform: translateY(-2px);
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 120;
  height: 76px;
  background: rgba(20, 27, 36, 0.96);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  height: 64px;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 6px 24px rgba(20, 27, 36, 0.08);
}

.site-header.scrolled .brand strong {
  color: var(--text);
}

.site-header.scrolled .brand em {
  color: var(--text-weak);
}

.site-header.scrolled .nav-link {
  color: var(--text);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), #FF8A5C);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  border-radius: 12px;
  box-shadow: 0 4px 14px rgba(255, 90, 60, 0.3);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-text strong {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
}

.brand-text em {
  font-size: 11px;
  font-style: normal;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.18em;
  font-weight: 500;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
  z-index: 130;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.25s ease;
}

.site-header.scrolled .nav-toggle span {
  background: var(--text);
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  border-radius: 8px;
  transition: all 0.2s ease;
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 3px;
  border-radius: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.25s ease;
}

.nav-link:hover {
  color: #fff;
}

.nav-link:hover::after,
.nav-link.is-active::after {
  transform: scaleX(1);
}

.nav-link.is-active {
  color: #fff;
  font-weight: 600;
}

.site-header.scrolled .nav-link.is-active {
  color: var(--primary);
  font-weight: 600;
}

/* Mega Menu */
.mega-wrap {
  position: relative;
}

.mega-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary);
  color: #fff;
  border: none;
  height: 42px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mega-trigger:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(255, 90, 60, 0.3);
}

.mega-panel {
  position: absolute;
  top: calc(100% + 14px);
  right: 0;
  width: 720px;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 24px 60px rgba(20, 27, 36, 0.16);
  padding: 24px;
  display: none;
  z-index: 300;
  border: 1px solid #f0ebe4;
}

.mega-panel.open {
  display: block;
  animation: megaFade 0.16s ease;
}

@keyframes megaFade {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mega-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 20px;
}

.mega-col h4 {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--text-weak);
  text-transform: uppercase;
  margin-bottom: 12px;
  font-weight: 600;
  padding-bottom: 8px;
  border-bottom: 1px solid #f0ebe4;
}

.mega-entry {
  display: flex;
  flex-direction: column;
  gap: 3px;
  background: #faf8f5;
  padding: 12px 14px;
  border-radius: 12px;
  margin-bottom: 10px;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.mega-entry:hover {
  background: #fff;
  border-color: rgba(255, 90, 60, 0.2);
  color: var(--text);
  box-shadow: 0 4px 12px rgba(20, 27, 36, 0.06);
  transform: translateY(-2px);
}

.mega-entry strong {
  font-size: 15px;
  color: var(--text);
  font-weight: 600;
}

.mega-entry small {
  color: var(--text-weak);
  font-size: 13px;
  line-height: 1.5;
}

.mega-common-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mega-common-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  transition: all 0.2s ease;
  background: transparent;
}

.mega-common-list a:hover {
  background: rgba(255, 90, 60, 0.08);
  color: var(--primary);
  padding-left: 14px;
}

.mega-common-list span {
  font-size: 11px;
  color: var(--amber);
  font-weight: 700;
  width: 18px;
}

.mega-mini {
  display: flex;
  flex-direction: column;
}

.mega-mini a {
  font-size: 14px;
  color: var(--text);
  padding: 6px 0;
  border-bottom: 1px dashed #eee;
  transition: all 0.2s ease;
}

.mega-mini a:hover {
  color: var(--primary);
  padding-left: 6px;
}

/* ---------- Hero Banner ---------- */
.category-hero {
  position: relative;
  background: linear-gradient(120deg, #141B24 0%, #1D2733 60%, #242f3d 100%);
  padding: 84px 0;
  color: #fff;
  overflow: hidden;
}

.category-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center 35%;
  opacity: 0.18;
}

.category-hero::after {
  content: '';
  position: absolute;
  width: 460px;
  height: 460px;
  right: -120px;
  top: -120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 90, 60, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 22px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.2s ease;
}

.breadcrumb a:hover {
  color: #fff;
}

.breadcrumb i {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.35);
}

.hero-eyebrow {
  display: inline-block;
  background: rgba(255, 90, 60, 0.2);
  border: 1px solid rgba(255, 90, 60, 0.4);
  color: #FFB7A8;
  font-size: 13px;
  border-radius: 999px;
  padding: 5px 16px;
  letter-spacing: 0.05em;
  margin-bottom: 18px;
  font-weight: 500;
}

.hero-content h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 18px;
  max-width: 800px;
  letter-spacing: -0.02em;
}

.hero-content h1 .highlight {
  color: var(--primary);
  position: relative;
}

.hero-desc {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.75);
  max-width: 650px;
  line-height: 1.8;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 36px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-stat-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-stat-num {
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.hero-stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  max-width: 90px;
  line-height: 1.4;
}

/* ---------- Section ---------- */
section.section {
  padding: 90px 0;
}

.section-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
  display: block;
}

.section-header {
  max-width: 720px;
  margin-bottom: 48px;
}

.section-header.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text);
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-weak);
  font-size: 16px;
  line-height: 1.7;
}

/* ---------- Steps ---------- */
.steps-section {
  background: var(--bg);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 50px;
  left: 16%;
  right: 16%;
  height: 2px;
  background: repeating-linear-gradient(90deg, #d8d4cc 0, #d8d4cc 8px, transparent 8px, transparent 14px);
}

.step-card {
  position: relative;
  background: #fff;
  border-radius: var(--radius);
  padding: 36px 28px 28px;
  transition: all 0.25s ease;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  z-index: 2;
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.step-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: #FFF4F1;
  color: var(--primary);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 16px;
}

.step-card.one .step-chip { background: #FFF4F1; color: var(--primary); }
.step-card.two .step-chip { background: rgba(19, 168, 142, 0.1); color: var(--teal); }
.step-card.three .step-chip { background: rgba(247, 179, 43, 0.15); color: var(--amber); }

.step-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}

.step-card p {
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.7;
}

.step-card .step-tip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--teal);
  font-weight: 500;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed #eee;
  width: 100%;
}

/* ---------- Login Compare ---------- */
.compare-section {
  background: #1D2733;
  color: #fff;
}

.compare-section .section-header h2 {
  color: #fff;
}

.compare-section .section-header p {
  color: rgba(255, 255, 255, 0.65);
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.compare-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  padding: 36px;
  transition: all 0.25s ease;
  position: relative;
}

.compare-card:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-4px);
}

.compare-card.recommend {
  border-top: 3px solid var(--primary);
}

.compare-card .badge-rec {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 999px;
  position: absolute;
  top: -12px;
  right: 30px;
  box-shadow: 0 4px 10px rgba(255, 90, 60, 0.3);
}

.compare-head {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 14px;
}

.compare-icon {
  width: 60px;
  height: 60px;
  border-radius: 18px;
  background: rgba(255, 90, 60, 0.2);
  border: 1px solid rgba(255, 90, 60, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: #FF8A5C;
}

.compare-card.web .compare-icon {
  background: rgba(19, 168, 142, 0.15);
  border-color: rgba(19, 168, 142, 0.3);
  color: #13A88E;
}

.compare-head h3 {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
}

.compare-head small {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  font-weight: 400;
}

.compare-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 20px 0 26px;
}

.compare-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.75);
}

.compare-list i {
  color: #13A88E;
  margin-top: 5px;
  font-size: 14px;
}

/* ---------- Help Cards ---------- */
.help-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.help-item {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all 0.25s ease;
  display: block;
}

.help-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  color: var(--text);
  border-color: rgba(255, 90, 60, 0.25);
}

.help-item-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.help-icon {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #FFF4F1;
  color: var(--primary);
  border-radius: 12px;
  font-size: 18px;
}

.help-item:nth-child(2) .help-icon { background: rgba(19, 168, 142, 0.08); color: var(--teal); }
.help-item:nth-child(3) .help-icon { background: rgba(247, 179, 43, 0.15); color: #c89116; }
.help-item:nth-child(4) .help-icon { background: #EEF3FE; color: #3b82f6; }
.help-item:nth-child(5) .help-icon { background: rgba(128, 90, 210, 0.1); color: #805AD2; }

.help-item h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  transition: color 0.2s;
}

.help-item:hover h3 {
  color: var(--primary);
}

.help-item p {
  color: var(--text-weak);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 12px;
}

.help-item .more-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ---------- CTA card ---------- */
.cta-banner {
  background: linear-gradient(115deg, #141B24 0%, #1D2733 100%);
  border-radius: 24px;
  padding: 60px;
  position: relative;
  overflow: hidden;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}

.cta-banner::before {
  content: '';
  position: absolute;
  right: -50px;
  top: -80px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(255, 90, 60, 0.35) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0;
  font-size: 16px;
  max-width: 540px;
}

.cta-banner .btn-wrap {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ---------- Inline Form ---------- */
.login-help-form {
  background: #fff;
  border-radius: 24px;
  box-shadow: var(--shadow-hover);
  padding: 48px;
  border: 1px solid var(--border);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 24px 0;
}

.form-field label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0 16px;
  font-size: 15px;
  color: var(--text);
  background: #fafaf8;
  transition: all 0.2s ease;
  appearance: none;
}

.form-field textarea {
  height: 110px;
  padding: 12px 16px;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--primary);
  outline: none;
  background: #fff;
  box-shadow: 0 0 0 3px rgba(255, 90, 60, 0.15);
}

.form-field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23626A72' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

.form-note {
  font-size: 13px;
  color: var(--text-weak);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
}

/* ---------- Faq ---------- */
.faq-section {
  background: #fff;
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.4fr;
  gap: 48px;
}

.faq-side {
  position: sticky;
  top: 100px;
  align-self: start;
}

.faq-side .section-label { margin-bottom: 8px; }
.faq-side h2 {
  font-size: clamp(1.6rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--text);
  line-height: 1.3;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: #f6f4f0;
  border-radius: 16px;
  padding: 24px;
  border: 1px solid #eae5de;
  transition: all 0.2s ease;
}

.faq-item.active {
  background: #fff;
  box-shadow: var(--shadow);
  border-color: rgba(255, 90, 60, 0.2);
}

.faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 16px;
  color: var(--text);
  gap: 16px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 13px;
  color: var(--text-weak);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active summary::after {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-item .faq-answer {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid #f0ede8;
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.8;
}

.faq-item .faq-answer a {
  color: var(--primary);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.faq-item .faq-answer a:hover {
  color: var(--primary-hover);
}

/* ---------- Page Footer ---------- */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.7);
}

.footer-main {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding: 64px 0 48px;
}

.footer-brand .brand-mark {
  width: 44px;
  height: 44px;
  font-size: 22px;
}

.footer-brand .brand-text strong { color: #fff; }
.footer-brand .brand-text em { color: rgba(255, 255, 255, 0.45); }

.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.5);
  margin: 16px 0 20px;
}

.footer-social {
  display: flex;
  gap: 8px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.7);
  transition: all 0.2s;
}

.footer-social a:hover {
  background: var(--primary);
  color: #fff;
}

.footer-column h4 {
  font-size: 15px;
  color: #fff;
  margin-bottom: 18px;
  font-weight: 600;
}

.footer-column ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-column a {
  color: rgba(255, 255, 255, 0.55);
  font-size: 14px;
  transition: all 0.2s ease;
}

.footer-column a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.footer-newsletter p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.7;
  margin-bottom: 16px;
}

.footer-input {
  display: flex;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  padding: 5px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-input input {
  flex: 1;
  background: transparent;
  border: none;
  color: #fff;
  padding: 0 16px;
  font-size: 14px;
  outline: none;
  min-width: 0;
}

.footer-input input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.footer-input button {
  background: var(--primary);
  border: none;
  color: #fff;
  height: 40px;
  padding: 0 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.footer-input button:hover {
  background: var(--primary-hover);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.35);
}

.footer-bottom a:hover {
  color: #fff;
}

/* ---------- Floating ---------- */
.scroll-top-btn {
  position: fixed;
  right: 28px;
  bottom: 28px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--dark);
  color: #fff;
  border: none;
  font-size: 20px;
  cursor: pointer;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(20, 27, 36, 0.35);
  transition: all 0.25s ease;
  opacity: 0;
  visibility: hidden;
}

.scroll-top-btn.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top-btn:hover {
  background: var(--primary);
  transform: translateY(-4px);
}

.mobile-cta-bar {
  display: none;
}

/* ---------- Utility ---------- */
.text-teal { color: var(--teal); }
.text-primary { color: var(--primary); }
.mt-1 { margin-top: 10px; }
.mb-1 { margin-bottom: 10px; }
.mt-2 { margin-top: 20px; }
.mb-2 { margin-bottom: 20px; }
.mt-3 { margin-top: 30px; }
.mb-3 { margin-bottom: 30px; }
.mt-4 { margin-top: 40px; }
.mb-4 { margin-bottom: 40px; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .mega-panel {
    width: 600px;
  }
  
  .mega-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  
  .mega-col:last-child {
    grid-column: span 2;
    margin-top: 4px;
  }
  
  .footer-main {
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 32px;
  }
  
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }
  
  .help-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .compare-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  .site-header {
    height: 64px;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .primary-nav {
    position: fixed;
    top: 0;
    right: -340px;
    width: 320px;
    height: 100vh;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 24px 40px;
    transition: right 0.3s ease;
    overflow-y: auto;
    box-shadow: -10px 0 40px rgba(0,0,0,0.15);
    z-index: 120;
    gap: 10px;
  }
  
  .primary-nav.open {
    right: 0;
  }
  
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    width: 100%;
    border-bottom: 1px solid #eee;
    padding-bottom: 16px;
    margin-bottom: 16px;
  }
  
  .nav-link {
    padding: 12px 8px;
    font-size: 17px;
    color: var(--text);
    width: 100%;
    border-radius: 8px;
    display: flex;
  }
  
  .nav-link::after { display: none; }
  
  .nav-link.is-active,
  .nav-link:hover { background: rgba(255, 90, 60, 0.08); }
  
  .nav-link.is-active { color: var(--primary); }
  
  .mega-wrap,
  .mega-trigger {
    display: block;
    width: 100%;
  }
  
  .mega-trigger {
    width: 100%;
    text-align: center;
  }
  
  .mega-panel {
    position: static;
    width: 100%;
    box-shadow: none;
    padding: 16px;
    border-radius: 12px;
    margin-top: 10px;
    display: none;
    border: 1px solid #eee;
    max-height: 60vh;
    overflow-y: auto;
  }
  
  .mega-panel.open {
    display: block;
  }
  
  .mega-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .mega-col:last-child { grid-column: auto; }
  
  .section {
    padding: 60px 0;
  }
  
  .category-hero {
    padding: 60px 0;
  }
  
  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }
  
  .steps-grid::before { display: none; }
  
  .form-grid {
    grid-template-columns: 1fr;
  }
  
  .login-help-form {
    padding: 28px 20px;
  }
  
  .faq-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  
  .faq-side {
    position: static;
  }
  
  .cta-banner {
    padding: 36px 20px;
  }
  
  .footer-main {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 44px 0 32px;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .compare-card {
    padding: 24px 18px;
  }
  
  .help-cards {
    grid-template-columns: 1fr;
  }
  
  .scroll-top-btn {
    bottom: 76px;
  }
  
  .mobile-cta-bar {
    display: flex;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    height: 64px;
    background: rgba(20,27,36,0.98);
    z-index: 150;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.2);
    padding: 6px 12px;
    gap: 10px;
    align-items: center;
  }
  
  .mobile-cta-bar a {
    flex: 1;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    gap: 6px;
    color: #fff;
  }
  
  .mobile-cta-bar a:first-child {
    background: var(--primary);
  }
  
  .mobile-cta-bar a:last-child {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.3);
  }
  
  body {
    padding-bottom: 64px;
  }
  
  .scroll-top-btn {
    bottom: 78px;
    right: 20px;
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 520px) {
  .brand-text strong {
    font-size: 14px;
  }
  
  .brand-text em {
    font-size: 10px;
  }
  
  .help-cards {
    grid-template-columns: 1fr;
  }
  
  .category-hero h1 {
    font-size: 1.7rem;
  }
  
  .section-header h2 {
    font-size: 1.5rem;
  }
  
  .compare-head h3 {
    font-size: 18px;
  }
  
  .cta-banner h2 {
    font-size: 1.4rem;
  }
  
  .footer-main {
    grid-template-columns: 1fr;
  }
}

/* roulang page: article */
:root {
      --primary: #FF5A3C;
      --primary-deep: #e64425;
      --accent: #13A88E;
      --gold: #F7B32B;
      --dark: #141B24;
      --dark-soft: #1D2733;
      --paper: #F6F4F0;
      --card: #FFFFFF;
      --ink: #20242A;
      --muted: #626A72;
      --border: #E7E1D8;
      --shadow-sm: 0 8px 24px rgba(20, 27, 36, 0.06);
      --shadow-lg: 0 18px 36px rgba(20, 27, 36, 0.12);
      --radius: 18px;
      --radius-sm: 10px;
      --container: 1280px;
    }

    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: "PingFang SC", "Microsoft YaHei UI", "Hiragino Sans GB", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
      background: var(--paper);
      color: var(--ink);
      font-size: 16px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    ul,
    ol,
    dl,
    p {
      margin: 0 0 1rem;
      padding: 0;
    }

    button,
    input,
    textarea {
      font-family: inherit;
      font-size: 1rem;
    }

    .container {
      max-width: var(--container);
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    h1,
    h2,
    h3,
    h4,
    h5 {
      margin: 0 0 1rem;
      color: var(--ink);
      line-height: 1.3;
      font-weight: 800;
    }

    h1 {
      font-size: clamp(2rem, 3.8vw, 3rem);
      letter-spacing: -0.02em;
    }

    h2 {
      font-size: clamp(1.6rem, 3vw, 2.3rem);
    }

    h3 {
      font-size: 1.25rem;
    }

    .text-center {
      text-align: center;
    }

    .muted {
      color: var(--muted);
    }

    .section-space {
      padding-top: 80px;
      padding-bottom: 80px;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      color: var(--primary);
      text-transform: uppercase;
      margin-bottom: 12px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 48px;
      padding: 0 24px;
      border-radius: 999px;
      border: 0;
      background: var(--primary);
      color: #fff;
      font-weight: 700;
      cursor: pointer;
      box-shadow: 0 10px 24px rgba(255, 90, 60, 0.28);
      transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
      text-decoration: none;
    }

    .btn:hover {
      background: var(--primary-deep);
      transform: translateY(-2px);
      box-shadow: 0 14px 28px rgba(255, 90, 60, 0.3);
    }

    .btn:focus-visible,
    .nav-link:focus-visible,
    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
      outline: 3px solid rgba(255, 90, 60, 0.35);
      outline-offset: 3px;
    }

    .btn-outline {
      background: transparent;
      border: 1px solid rgba(255, 255, 255, 0.55);
      color: #fff;
      box-shadow: none;
    }

    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: #fff;
      color: #fff;
    }

    .btn-ghost {
      background: #fff;
      color: var(--dark);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
    }

    .btn-ghost:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: #fff;
      transform: translateY(-2px);
    }

    /* ===== Header 与导航 ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(20, 27, 36, 0.96);
      backdrop-filter: blur(12px);
      box-shadow: 0 8px 24px rgba(20, 27, 36, 0.06);
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      min-height: 76px;
      display: flex;
      align-items: center;
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
      min-height: 76px;
      flex-wrap: wrap;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 8px 0;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 13px;
      background: linear-gradient(135deg, var(--primary), #ff8d3f);
      color: #fff;
      font-weight: 900;
      font-size: 1.25rem;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 6px 16px rgba(255, 90, 60, 0.25);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.2;
    }

    .brand-text strong {
      color: #fff;
      font-size: 1.05rem;
      letter-spacing: 0.02em;
      font-weight: 800;
    }

    .brand-text em {
      font-style: normal;
      color: rgba(255, 255, 255, 0.65);
      font-size: 0.72rem;
      letter-spacing: 0.1em;
      margin-top: 3px;
    }

    .nav-toggle {
      display: none;
      background: transparent;
      border: 0;
      flex-direction: column;
      gap: 5px;
      width: 44px;
      height: 44px;
      align-items: center;
      justify-content: center;
      border-radius: 10px;
      cursor: pointer;
    }

    .nav-toggle span {
      display: block;
      width: 22px;
      height: 2px;
      background: #fff;
      border-radius: 4px;
      transition: all 0.3s ease;
    }

    .primary-nav {
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .nav-list {
      display: flex;
      list-style: none;
      align-items: center;
      gap: 4px;
      margin: 0;
      padding: 0;
    }

    .nav-link {
      color: rgba(255, 255, 255, 0.88);
      font-weight: 600;
      font-size: 0.95rem;
      padding: 10px 8px;
      position: relative;
      display: inline-block;
      white-space: nowrap;
      transition: color 0.2s ease;
    }

    .nav-link::after {
      content: "";
      position: absolute;
      left: 10px;
      right: 100%;
      bottom: 0;
      height: 3px;
      border-radius: 4px 4px 0 0;
      background: var(--primary);
      transition: right 0.25s ease;
    }

    .nav-link.is-active::after,
    .nav-link:hover::after {
      right: 8px;
    }

    .nav-link:hover,
    .nav-link.is-active {
      color: #fff;
    }

    .mega-wrap {
      position: relative;
      margin-left: 10px;
    }

    .mega-trigger {
      background: var(--primary);
      border: 0;
      color: #fff;
      font-weight: 700;
      font-size: 0.9rem;
      height: 44px;
      padding: 0 20px;
      border-radius: 999px;
      cursor: pointer;
      display: flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 8px 20px rgba(255, 90, 60, 0.22);
      transition: background 0.2s ease, transform 0.2s ease;
    }

    .mega-trigger:hover {
      background: var(--primary-deep);
      transform: translateY(-1px);
    }

    .mega-panel {
      position: absolute;
      top: calc(100% + 16px);
      right: 0;
      width: 740px;
      background: #fff;
      border-radius: 18px;
      box-shadow: 0 24px 56px rgba(20, 27, 36, 0.18);
      border: 1px solid rgba(231, 225, 216, 0.9);
      padding: 26px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(12px);
      transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s;
    }

    .mega-wrap.is-open .mega-panel {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .mega-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr 0.9fr;
      gap: 24px;
    }

    .mega-col h4 {
      font-size: 0.86rem;
      color: var(--muted);
      font-weight: 700;
      margin-bottom: 16px;
      letter-spacing: 0.04em;
    }

    .mega-entry {
      display: block;
      padding: 14px;
      background: var(--paper);
      border: 1px solid var(--border);
      border-radius: 12px;
      margin-bottom: 10px;
      transition: all 0.2s ease;
    }

    .mega-entry strong {
      display: block;
      color: var(--ink);
      font-size: 0.95rem;
      margin-bottom: 4px;
    }

    .mega-entry small {
      color: var(--muted);
      font-size: 0.85rem;
      line-height: 1.5;
      display: block;
    }

    .mega-entry:hover {
      border-color: rgba(255, 90, 60, 0.45);
      transform: translateY(-2px);
      box-shadow: var(--shadow-sm);
    }

    .mega-common-list {
      display: flex;
      flex-direction: column;
      gap: 4px;
    }

    .mega-common-list a {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 9px 6px;
      color: var(--ink);
      font-weight: 500;
      border-radius: 8px;
      transition: background 0.2s ease, color 0.2s ease;
    }

    .mega-common-list a span {
      color: var(--primary);
      font-weight: 800;
      font-size: 0.85rem;
      width: 24px;
    }

    .mega-common-list a:hover {
      background: #fff5f2;
      color: var(--primary);
    }

    .mega-mini {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .mega-mini a {
      display: block;
      line-height: 1.45;
      font-size: 0.9rem;
      color: var(--ink);
      padding: 8px 0;
      border-bottom: 1px dashed #eee;
    }

    .mega-mini a:hover {
      color: var(--primary);
    }

    /* ===== 文章详情页横幅区 ===== */
    .article-page-banner {
      position: relative;
      background-image: linear-gradient(rgba(20, 27, 36, 0.82), rgba(20, 27, 36, 0.62)), url('/assets/images/backpic/back-1.webp');
      background-position: center;
      background-size: cover;
      padding: 56px 0 64px;
      color: #fff;
    }

    .article-page-banner .container {
      max-width: 1080px;
    }

    .breadcrumb {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 8px;
      font-size: 0.9rem;
      color: rgba(255, 255, 255, 0.78);
      margin-bottom: 20px;
    }

    .breadcrumb a {
      color: rgba(255, 255, 255, 0.88);
      transition: color 0.2s ease;
    }

    .breadcrumb a:hover {
      color: #fff;
    }

    .article-cat {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 4px 14px;
      border-radius: 999px;
      background: rgba(255, 90, 60, 0.18);
      border: 1px solid rgba(255, 90, 60, 0.6);
      color: #ffd6cb;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.04em;
      margin-bottom: 16px;
    }

    .article-page-banner h1 {
      color: #fff;
      max-width: 860px;
      font-size: clamp(1.7rem, 3.2vw, 2.7rem);
      font-weight: 900;
      margin-bottom: 20px;
      text-wrap: balance;
    }

    .article-hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px 26px;
      color: rgba(255, 255, 255, 0.78);
      font-size: 0.92rem;
      margin-top: 16px;
      padding: 16px 0;
      border-top: 1px solid rgba(255, 255, 255, 0.12);
    }

    .article-hero-meta span {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    /* ===== 文章主体 ===== */
    .article-body-section {
      padding: 64px 0 80px;
    }

    .article-layout {
      display: flex;
      gap: 36px;
      align-items: flex-start;
    }

    .article-content {
      flex: 0 0 calc(75% - 18px);
      max-width: calc(75% - 18px);
    }

    .article-side {
      flex: 0 0 calc(25% - 18px);
      max-width: calc(25% - 18px);
      position: sticky;
      top: 100px;
      min-width: 0;
      display: flex;
      flex-direction: column;
      gap: 22px;
    }

    .article-main-card {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      box-shadow: var(--shadow-sm);
      padding: clamp(20px, 3vw, 44px);
    }

    .article-lead {
      font-size: 1.05rem;
      color: var(--muted);
      line-height: 1.85;
      margin-bottom: 28px;
      padding-bottom: 24px;
      border-bottom: 1px solid #f0ece6;
    }

    .article-featured-figure {
      margin: 0 0 30px;
    }

    .article-featured-figure img {
      width: 100%;
      max-height: 420px;
      object-fit: cover;
      border-radius: 14px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
    }

    .article-featured-figure figcaption {
      padding-top: 12px;
      font-size: 0.82rem;
      color: var(--muted);
      text-align: center;
    }

    .cms-article-content {
      color: #2a2f36;
      line-height: 1.85;
      font-size: 1.05rem;
    }

    .cms-article-content p,
    .article-body p {
      margin: 0 0 1.35rem;
    }

    .cms-article-content h2,
    .cms-article-content h3,
    .cms-article-content h4,
    .article-body h2,
    .article-body h3,
    .article-body h4 {
      margin-top: 1.8rem;
      color: var(--ink);
      font-weight: 800;
    }

    .cms-article-content img,
    .article-body img {
      border-radius: 14px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      margin: 20px 0;
    }

    .cms-article-content ul,
    .cms-article-content ol,
    .article-body ul,
    .article-body ol {
      padding-left: 24px;
      margin-bottom: 1.4rem;
    }

    .cms-article-content li,
    .article-body li {
      margin-bottom: 8px;
    }

    .cms-article-content blockquote,
    .article-body blockquote {
      margin: 24px 0;
      padding: 16px 20px;
      background: #fff6f2;
      border-left: 4px solid var(--primary);
      border-radius: 0 10px 10px 0;
      color: #4a4540;
    }

    .cms-article-content a,
    .article-body a {
      color: var(--primary);
      text-decoration: underline;
      text-underline-offset: 3px;
    }

    /* 文章分页与尾部 */
    .article-end-bar {
      margin-top: 36px;
      padding-top: 28px;
      border-top: 1px solid #ede8e1;
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      justify-content: space-between;
      align-items: center;
    }

    .article-tag-list {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 28px 0 0;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      border-radius: 999px;
      background: #f4efea;
      color: #4f4b47;
      font-size: 0.85rem;
      border: 1px solid transparent;
      transition: all 0.2s ease;
    }

    .tag:hover {
      background: #fff2ee;
      border-color: rgba(255, 90, 60, 0.3);
      color: var(--primary);
    }

    .article-nextprev {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
    }

    .article-nextprev a {
      font-size: 0.92rem;
      font-weight: 600;
      padding: 9px 4px;
      color: var(--muted);
      transition: color 0.2s ease;
    }

    .article-nextprev a:hover {
      color: var(--primary);
    }

    /* ===== 空态 ===== */
    .article-empty-state {
      padding: 60px 24px;
      text-align: center;
      background: #fff;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      box-shadow: var(--shadow-sm);
    }

    .article-empty-state .empty-icon {
      width: 72px;
      height: 72px;
      margin: 0 auto 20px;
      border-radius: 24px;
      background: #fff1ed;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 2rem;
      font-weight: 900;
      color: var(--primary);
    }

    .article-empty-state h2 {
      margin-bottom: 10px;
    }

    /* ===== 侧栏组件 ===== */
    .side-widget {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }

    .side-widget h3 {
      font-size: 1.05rem;
      font-weight: 800;
      padding-bottom: 14px;
      border-bottom: 1px solid var(--border);
      margin-bottom: 18px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .side-widget h3::before {
      content: "";
      width: 4px;
      height: 18px;
      border-radius: 3px;
      background: var(--primary);
      display: block;
    }

    .side-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .side-list li {
      border-bottom: 1px dashed #edE8e1;
      margin: 0;
    }

    .side-list li:last-child {
      border-bottom: 0;
    }

    .side-list a {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 10px;
      padding: 13px 2px;
      font-size: 0.94rem;
      color: var(--ink);
      font-weight: 500;
      transition: all 0.2s ease;
    }

    .side-list a::after {
      content: "→";
      color: var(--border);
      transition: transform 0.2s ease, color 0.2s ease;
    }

    .side-list a:hover {
      color: var(--primary);
      padding-left: 6px;
    }

    .side-list a:hover::after {
      color: var(--primary);
      transform: translateX(4px);
    }

    .side-entry-list {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .side-entry-list a {
      display: flex;
      align-items: center;
      gap: 10px;
      background: var(--paper);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 12px 14px;
      font-weight: 600;
      color: var(--ink);
      transition: all 0.2s ease;
    }

    .side-entry-list a i {
      width: 32px;
      height: 32px;
      border-radius: 10px;
      background: #fff0ec;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      font-style: normal;
    }

    .side-entry-list a:hover {
      border-color: rgba(255, 90, 60, 0.55);
      box-shadow: var(--shadow-sm);
      transform: translateY(-2px);
    }

    .side-tips {
      background: #f1faf7;
      border: 1px solid #cfeae3;
    }

    .side-tips h3 {
      color: var(--accent);
      border-color: #d8f0eb;
    }

    .side-tips .tip-step {
      display: flex;
      gap: 12px;
      margin-bottom: 14px;
      font-size: 0.93rem;
    }

    .side-tips .tip-step b {
      background: var(--accent);
      color: #fff;
      width: 24px;
      height: 24px;
      min-width: 24px;
      border-radius: 8px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.85rem;
    }

    .testi-user {
      display: flex;
      gap: 14px;
      align-items: center;
      padding: 14px;
      margin-top: 16px;
      background: #fdf5ee;
      border: 1px solid #f3dfcf;
      border-radius: 14px;
    }

    .testi-user .avatar {
      width: 46px;
      height: 46px;
      min-width: 46px;
      border-radius: 50%;
      background: linear-gradient(145deg, #f7b32b, #ff5a3c);
      color: #fff;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .testi-user .nick {
      display: block;
      font-weight: 700;
      font-size: 0.93rem;
    }

    .testi-user small {
      color: var(--muted);
      font-size: 0.82rem;
    }

    /* ===== 快捷相关推荐 ===== */
    .related-section {
      padding: 64px 0;
      background: #fff;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .related-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .related-card {
      background: var(--paper);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 24px;
      transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
      display: block;
    }

    .related-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 90, 60, 0.4);
      box-shadow: var(--shadow-lg);
    }

    .related-card .rc-icon {
      color: var(--primary);
      font-size: 0.85rem;
      font-weight: 800;
      letter-spacing: 0.06em;
      margin-bottom: 12px;
    }

    .related-card h3 {
      margin-bottom: 10px;
      font-size: 1.12rem;
    }

    .related-card p {
      color: var(--muted);
      font-size: 0.92rem;
      margin-bottom: 20px;
    }

    .related-card .text-link {
      font-weight: 700;
      color: var(--dark);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .related-card .text-link::after {
      content: "→";
      transition: transform 0.2s ease;
    }

    .related-card:hover .text-link {
      color: var(--primary);
    }

    .related-card:hover .text-link::after {
      transform: translateX(3px);
    }

    /* ===== 高频问题 FAQ ===== */
    .page-faq-section {
      padding: 80px 0;
    }

    .faq-layout {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: 6px 20px;
      margin-bottom: 14px;
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
    }

    .faq-item[open] {
      border-color: rgba(255, 90, 60, 0.55);
      box-shadow: var(--shadow-sm);
    }

    .faq-summary {
      cursor: pointer;
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      font-size: 1.02rem;
      font-weight: 700;
      padding: 16px 0;
      color: var(--ink);
    }

    .faq-summary::-webkit-details-marker {
      display: none;
    }

    .faq-summary::after {
      content: "＋";
      font-size: 1.2rem;
      color: var(--primary);
      font-weight: 400;
      transition: transform 0.2s ease;
      flex-shrink: 0;
    }

    .faq-item[open] .faq-summary::after {
      transform: rotate(45deg);
    }

    .faq-answer {
      padding: 0 24px 20px 0;
      color: var(--muted);
      line-height: 1.85;
    }

    .faq-answer a {
      color: var(--primary);
      font-weight: 600;
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    /* ===== CTA 带 ===== */
    .support-cta {
      position: relative;
      background: url('/assets/images/backpic/back-3.webp') center/cover;
      padding: 84px 0;
      color: #fff;
    }

    .support-cta::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(120deg, rgba(20, 27, 36, 0.95), rgba(29, 39, 51, 0.72));
    }

    .support-cta .container {
      position: relative;
      z-index: 2;
    }

    .cta-box {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      flex-wrap: wrap;
    }

    .cta-box h2 {
      margin-bottom: 8px;
      color: #fff;
    }

    .cta-box p {
      margin: 0;
      color: rgba(255, 255, 255, 0.8);
      max-width: 720px;
    }

    .cta-btn-group {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      margin-top: 18px;
    }

    /* ===== 站内页脚 ===== */
    .site-footer {
      background: var(--dark);
      color: rgba(255, 255, 255, 0.72);
      padding-top: 64px;
      padding-bottom: 28px;
      font-size: 0.92rem;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
      gap: 36px;
      padding-bottom: 36px;
    }

    .footer-brand .brand {
      margin-bottom: 14px;
    }

    .footer-brand p {
      color: rgba(255, 255, 255, 0.58);
      font-size: 0.9rem;
    }

    .footer-title {
      font-size: 0.95rem;
      color: #fff;
      font-weight: 700;
      margin-bottom: 18px;
      letter-spacing: 0.04em;
    }

    .footer-links {
      list-style: none;
      padding: 0;
      display: flex;
      flex-direction: column;
      gap: 2px;
      margin: 0;
    }

    .footer-links a {
      display: inline-block;
      padding: 6px 0;
      color: rgba(255, 255, 255, 0.6);
      font-size: 0.9rem;
      transition: color 0.2s ease, transform 0.2s ease;
    }

    .footer-links a:hover {
      color: #fff;
      transform: translateX(4px);
    }

    .footer-contact {
      line-height: 1.9;
      color: rgba(255, 255, 255, 0.6);
    }

    .footer-contact strong {
      color: rgba(255, 255, 255, 0.92);
      font-weight: 600;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding-top: 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      flex-wrap: wrap;
      color: rgba(255, 255, 255, 0.45);
      font-size: 0.82rem;
    }

    /* ===== 返回顶部 / 移动端 CTA ===== */
    .back-top {
      position: fixed;
      right: 24px;
      bottom: 24px;
      z-index: 900;
      width: 48px;
      height: 48px;
      border-radius: 50%;
      border: 0;
      background: var(--dark-soft);
      color: #fff;
      font-size: 1.2rem;
      cursor: pointer;
      box-shadow: 0 12px 28px rgba(20, 27, 36, 0.2);
      display: none;
      align-items: center;
      justify-content: center;
      transition: background 0.2s ease, transform 0.2s ease;
    }

    .back-top.is-visible {
      display: flex;
    }

    .back-top:hover {
      background: var(--primary);
      transform: translateY(-3px);
    }

    .mobile-cta-bar {
      display: none;
      position: fixed;
      left: 0;
      right: 0;
      bottom: 0;
      height: 64px;
      z-index: 990;
      background: rgba(20, 27, 36, 0.98);
      box-shadow: 0 -6px 20px rgba(0, 0, 0, 0.15);
      align-items: stretch;
      justify-content: space-around;
      padding: 0 6px;
      backdrop-filter: blur(10px);
    }

    .mobile-cta-bar a {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2px;
      color: rgba(255, 255, 255, 0.85);
      font-size: 0.78rem;
      text-decoration: none;
    }

    .mobile-cta-bar a span {
      font-size: 1.05rem;
      line-height: 1;
    }

    .mobile-cta-bar .mc-main {
      background: var(--primary);
      border-radius: 14px 14px 0 0;
      color: #fff;
      margin: 0 -8px;
      padding: 0 12px;
      font-weight: 700;
    }

    /* ======= 响应式 ======= */
    @media (max-width: 1024px) {
      .article-content,
      .article-side {
        flex-basis: 100%;
        max-width: 100%;
      }

      .article-layout {
        flex-direction: column;
      }

      .article-side {
        position: relative;
        top: auto;
        display: grid;
        grid-template-columns: 1fr 1fr;
        align-items: start;
      }

      .mega-panel {
        width: 620px;
      }

      .mega-grid {
        grid-template-columns: 1fr 1fr;
      }

      .related-grid {
        grid-template-columns: 1fr 1fr;
      }

      .footer-top {
        grid-template-columns: 1fr 1fr;
      }

      .nav-toggle {
        display: flex;
      }

      .primary-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--dark);
        flex-direction: column;
        padding: 18px 24px 26px;
        gap: 4px;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        box-shadow: 0 24px 48px rgba(20, 27, 36, 0.2);
        max-height: calc(100vh - 76px);
        overflow-y: auto;
      }

      .primary-nav.is-open {
        display: flex;
      }

      .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
        width: 100%;
      }

      .nav-list li {
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      }

      .nav-link {
        padding: 13px 4px;
        width: 100%;
        font-size: 1rem;
      }

      .nav-link::after {
        display: none;
      }

      .nav-link.is-active {
        color: var(--primary);
      }

      .mega-wrap {
        width: 100%;
        margin: 14px 0 0;
      }

      .mega-trigger {
        width: 100%;
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.15);
        box-shadow: none;
      }

      .mega-panel {
        position: static;
        width: 100%;
        margin-top: 12px;
        box-shadow: none;
        transform: none;
      }
    }

    @media (max-width: 640px) {
      .section-space {
        padding-top: 60px;
        padding-bottom: 60px;
      }

      .site-header,
      .header-inner {
        min-height: 64px;
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        font-size: 1.1rem;
      }

      .brand-text strong {
        font-size: 0.97rem;
      }

      .brand-text em {
        font-size: 0.65rem;
      }

      .article-page-banner {
        padding: 40px 0 44px;
      }

      .article-page-banner h1 {
        font-size: 1.6rem;
      }

      .article-main-card {
        padding: 20px;
      }

      .article-side {
        grid-template-columns: 1fr;
      }

      .related-grid {
        grid-template-columns: 1fr;
      }

      .cta-box {
        flex-direction: column;
      }

      .support-cta {
        padding: 60px 0;
      }

      .footer-top {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .mobile-cta-bar {
        display: flex;
      }

      body {
        padding-bottom: 74px;
      }

      .back-top {
        right: 16px;
        bottom: 76px;
        width: 44px;
        height: 44px;
      }
    }

    @media (max-width: 1024px) and (min-width: 641px) {
      body {
        padding-bottom: 0;
      }
    }

/* roulang page: category2 */
:root {
      --primary: #FF5A3C;
      --primary-dark: #E8452B;
      --accent: #13A88E;
      --gold: #F7B32B;
      --ink: #20242A;
      --muted: #626A72;
      --line: #E7E1D8;
      --bg: #F6F4F0;
      --card: #FFFFFF;
      --dark: #141B24;
      --dark-soft: #1D2733;
      --radius-lg: 24px;
      --radius-md: 18px;
      --radius-sm: 10px;
      --shadow-card: 0 8px 24px rgba(20, 27, 36, 0.06);
      --shadow-hover: 0 18px 36px rgba(20, 27, 36, 0.12);
      --shadow-primary: 0 12px 24px rgba(255, 90, 60, 0.25);
      --space-lg: 96px;
      --space-md: 64px;
    }

    *, *::before, *::after { box-sizing: border-box; }

    html { scroll-behavior: smooth; }

    body {
      margin: 0;
      font-family: "PingFang SC", "Microsoft YaHei UI", "Hiragino Sans GB", "Noto Sans CJK SC", sans-serif;
      background: var(--bg);
      color: var(--ink);
      line-height: 1.75;
      font-size: 16px;
    }

    img { max-width: 100%; display: block; }
    a { color: inherit; text-decoration: none; }
    ul, ol { margin: 0; list-style: none; }
    p { margin: 0; }
    table { border-collapse: collapse; }

    .container {
      max-width: 1280px;
      margin: 0 auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    .section { padding: var(--space-lg) 0; }
    .section-white { background: #fff; }
    .section-dark {
      background: linear-gradient(135deg, var(--dark) 0%, var(--dark-soft) 100%);
      color: #fff;
    }

    .section-head {
      max-width: 860px;
      margin-bottom: 48px;
    }

    .section-head.is-center { margin-left: auto; margin-right: auto; text-align: center; }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--primary);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 0.14em;
      margin-bottom: 14px;
    }

    .section-head h2,
    .section-title {
      font-size: clamp(1.9rem, 3vw, 2.6rem);
      line-height: 1.25;
      font-weight: 800;
      margin: 0 0 18px;
      letter-spacing: -0.02em;
    }

    .section-intro {
      font-size: 17px;
      color: var(--muted);
      max-width: 780px;
    }

    .section--dark .section-title { color: #fff; }
    .section--dark .section-intro { color: rgba(255, 255, 255, 0.72); }
    .section--dark .eyebrow { color: #FF9A83; }

    /* 焦点可见 */
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(255, 90, 60, 0.45);
      outline-offset: 3px;
    }

    /* ===== Header ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      height: 76px;
      background: rgba(255, 255, 255, 0.95);
      border-bottom: 1px solid var(--line);
      transition: box-shadow 0.2s ease, height 0.2s ease;
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
    }

    .site-header.is-scrolled {
      height: 66px;
      box-shadow: 0 12px 28px rgba(20, 27, 36, 0.08);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      height: 100%;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .brand-mark {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border-radius: 13px;
      background: var(--primary);
      color: #fff;
      font-size: 21px;
      font-weight: 900;
      box-shadow: 0 6px 16px rgba(255, 90, 60, 0.28);
    }

    .brand-text { line-height: 1.2; }

    .brand-text strong {
      display: block;
      font-size: 1.05rem;
      font-weight: 900;
      color: var(--ink);
      letter-spacing: -0.01em;
    }

    .brand-text em {
      font-style: normal;
      display: block;
      margin-top: 3px;
      color: var(--primary);
      font-weight: 700;
      font-size: 0.72rem;
      letter-spacing: 0.24em;
    }

    .nav-toggle {
      display: none;
      width: 44px;
      height: 44px;
      background: transparent;
      border: 0;
      cursor: pointer;
      padding: 10px;
      border-radius: 10px;
    }

    .nav-toggle span {
      display: block;
      height: 2px;
      width: 22px;
      background: var(--ink);
      margin: 5px auto;
      border-radius: 4px;
      transition: transform .2s ease, opacity .2s ease;
    }

    .nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-toggle.is-active span:nth-child(2) { opacity: 0; }
    .nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    .primary-nav {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .nav-list {
      display: flex;
      align-items: center;
      gap: 2px;
    }

    .nav-list li { margin: 0; }

    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 40px;
      padding: 8px 14px;
      border-radius: 10px;
      font-size: 0.94rem;
      font-weight: 700;
      color: var(--ink);
      transition: color 0.2s ease;
    }

    .nav-link::before {
      content: "";
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: 5px;
      height: 2px;
      border-radius: 4px;
      background: var(--primary);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.24s ease;
    }

    .nav-link:hover { color: var(--primary); }
    .nav-link.is-active { color: var(--primary); }
    .nav-link.is-active::before,
    .nav-link:hover::before { transform: scaleX(1); }

    .mega-wrap { position: relative; margin-left: 4px; }

    .mega-trigger {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      min-height: 42px;
      border: 0;
      background: var(--primary);
      color: #fff;
      font-weight: 800;
      font-size: 0.9rem;
      padding: 0 20px;
      border-radius: 36px;
      cursor: pointer;
      transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
    }

    .mega-trigger:hover {
      background: var(--primary-dark);
      transform: translateY(-1px);
      box-shadow: var(--shadow-primary);
    }

    .mega-panel {
      position: absolute;
      top: calc(100% + 16px);
      right: 0;
      width: 720px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 20px;
      box-shadow: 0 28px 56px rgba(20, 27, 36, 0.16);
      padding: 24px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(12px);
      transition: opacity .16s ease, transform .16s ease, visibility .16s ease;
    }

    .mega-wrap.is-open .mega-panel {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .mega-grid {
      display: grid;
      grid-template-columns: 1.1fr 1fr 0.9fr;
      gap: 22px;
    }

    .mega-col h4 {
      margin: 0 0 12px;
      font-size: 13px;
      color: var(--muted);
      font-weight: 700;
      letter-spacing: 0.08em;
    }

    .mega-entry {
      display: block;
      padding: 12px 14px;
      background: #F7F5F1;
      border-radius: 14px;
      margin-bottom: 10px;
      border: 1px solid transparent;
      transition: border-color .2s, transform .2s, background .2s;
    }

    .mega-entry:hover {
      background: #fff;
      border-color: rgba(255, 90, 60, 0.26);
      transform: translateY(-2px);
    }

    .mega-entry strong {
      display: block;
      font-size: 14px;
      color: var(--ink);
    }

    .mega-entry small {
      display: block;
      font-size: 13px;
      color: var(--muted);
      margin-top: 4px;
      line-height: 1.5;
    }

    .mega-common-list a,
    .mega-mini a {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 7px 0;
      font-size: 14px;
      font-weight: 600;
      color: var(--ink);
      line-height: 1.5;
      border-bottom: 1px solid #F1EDE7;
    }

    .mega-common-list a:hover,
    .mega-mini a:hover { color: var(--primary); }

    .mega-common-list span {
      color: var(--gold);
      font-weight: 900;
      font-size: 13px;
    }

    .mega-mini a {
      display: block;
      padding-left: 0;
    }

    /* ===== Buttons ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      height: 50px;
      padding: 0 28px;
      border-radius: 36px;
      font-weight: 800;
      font-size: 15px;
      border: 0;
      cursor: pointer;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
    }

    .btn:hover {
      transform: translateY(-2px);
    }

    .btn-primary {
      background: var(--primary);
      color: #fff;
    }

    .btn-primary:hover {
      background: var(--primary-dark);
      box-shadow: var(--shadow-primary);
    }

    .btn-ghost {
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.58);
      color: #fff;
    }

    .btn-ghost:hover {
      background: rgba(255, 255, 255, 0.18);
      border-color: #fff;
    }

    .btn-dark {
      background: var(--dark);
      color: #fff;
    }

    .btn-dark:hover {
      background: #232E3A;
      box-shadow: 0 14px 26px rgba(20, 27, 36, 0.2);
    }

    .btn-block { width: 100%; }

    /* ===== Page hero ===== */
    .page-hero {
      position: relative;
      background: linear-gradient(92deg, rgba(20, 27, 36, 0.92), rgba(29, 39, 51, 0.78)), url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
      color: #fff;
      padding: 88px 0 104px;
    }

    .crumb {
      margin-bottom: 28px;
    }

    .crumb ol {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.64);
    }

    .crumb a {
      display: inline-flex;
      align-items: center;
      color: rgba(255, 255, 255, 0.8);
      transition: color .2s;
    }

    .crumb a:hover { color: #FF9A83; }

    .crumb li + li::before {
      content: "/";
      margin-right: 8px;
      color: rgba(255, 255, 255, 0.35);
    }

    .crumb li[aria-current="page"] { color: #fff; font-weight: 600; }

    .hero-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: rgba(255, 90, 60, 0.18);
      border: 1px solid rgba(255, 122, 95, 0.3);
      color: #FFB4A0;
      padding: 6px 14px;
      border-radius: 40px;
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 0.08em;
      margin-bottom: 24px;
    }

    .page-hero h1 {
      margin: 0 0 22px;
      font-size: clamp(2.2rem, 4vw, 3.5rem);
      font-weight: 900;
      line-height: 1.18;
      letter-spacing: -0.03em;
      max-width: 960px;
    }

    .hero-lead {
      max-width: 760px;
      font-size: 18px;
      line-height: 1.85;
      color: rgba(255, 255, 255, 0.82);
      margin-bottom: 36px;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
    }

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 32px;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 14px;
      background: rgba(255, 255, 255, 0.08);
      border-radius: 30px;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.82);
    }

    .hero-tag::before {
      content: "";
      width: 7px;
      height: 7px;
      background: var(--accent);
      border-radius: 50%;
    }

    /* ===== Section - tier ===== */
    .tier-section .grid-x .cell { margin-bottom: 0; }

    .table-card {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-card);
    }

    .table-scroll { overflow-x: auto; }

    .tier-table {
      width: 100%;
      min-width: 760px;
      border-collapse: separate;
      border-spacing: 0;
    }

    .tier-table caption {
      text-align: left;
      padding: 16px 22px;
      color: var(--muted);
      font-size: 14px;
      background: #FAF8F5;
      border-bottom: 1px solid var(--line);
    }

    .tier-table th {
      background: var(--dark);
      color: #fff;
      text-align: left;
      padding: 16px 20px;
      font-size: 14px;
      font-weight: 800;
      white-space: nowrap;
    }

    .tier-table td {
      padding: 20px 20px;
      font-size: 15px;
      line-height: 1.7;
      border-top: 1px solid rgba(20, 27, 36, 0.06);
      vertical-align: top;
    }

    .tier-table tbody tr:first-child td { border-top: 0; }

    .tier-lv-basic td { background: #F7F6F3; }
    .tier-lv-standard td { background: #EFFAF7; }
    .tier-lv-advanced td { background: #FFF8E7; }
    .tier-lv-full td { background: #FFF0EC; }

    .tier-table tbody tr td { transition: filter .2s ease; }

    .tier-table tbody tr:hover td {
      filter: brightness(0.96);
    }

    .tier-badge {
      display: inline-flex;
      align-items: center;
      font-weight: 900;
      font-size: 14px;
      padding: 4px 12px;
      border-radius: 30px;
      background: rgba(20, 27, 36, 0.08);
      color: var(--ink);
      white-space: nowrap;
    }

    .tier-lv-standard .tier-badge { background: rgba(19, 168, 142, 0.14); color: #0B7766; }
    .tier-lv-advanced .tier-badge { background: rgba(247, 179, 43, 0.24); color: #8D5A00; }
    .tier-lv-full .tier-badge { background: rgba(255, 90, 60, 0.18); color: #B92C13; }

    .tier-more {
      margin-top: 40px;
      padding: 24px 28px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      flex-wrap: wrap;
      box-shadow: var(--shadow-card);
    }

    .tier-more p {
      font-size: 15px;
      color: var(--muted);
    }

    .tier-more a {
      flex-shrink: 0;
    }

    /* ===== Safety checklist cards ===== */
    .card-grid .cell {
      margin-bottom: 24px;
    }

    .check-card {
      background: #fff;
      border: 1px solid #EFE9E1;
      border-radius: var(--radius-md);
      padding: 30px 26px;
      box-shadow: var(--shadow-card);
      height: calc(100% - 24px);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .check-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(255, 90, 60, 0.32);
    }

    .check-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 48px;
      height: 48px;
      border-radius: 14px;
      font-weight: 900;
      font-size: 19px;
      color: var(--primary);
      background: rgba(255, 90, 60, 0.12);
      margin-bottom: 22px;
    }

    .check-card h3 {
      font-size: 1.1rem;
      font-weight: 800;
      margin: 0 0 12px;
      letter-spacing: -0.01em;
    }

    .check-card p {
      color: var(--muted);
      font-size: 15px;
      line-height: 1.75;
    }

    .check-card .card-link {
      display: inline-flex;
      align-items: center;
      margin-top: 18px;
      font-weight: 700;
      color: var(--primary);
      font-size: 14px;
    }

    .check-card .card-link::after {
      content: "→";
      margin-left: 6px;
      transition: transform .2s ease;
    }

    .check-card .card-link:hover::after {
      transform: translateX(3px);
    }

    /* ===== Recovery steps ===== */
    .recovery-section {
      background: linear-gradient(135deg, #10161D 0%, var(--dark-soft) 100%), url('/assets/images/backpic/back-1.webp');
      color: #fff;
    }

    .step-grid { position: relative; }

    .step-card {
      position: relative;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: 18px;
      padding: 28px 22px;
      height: calc(100% - 24px);
      margin-bottom: 24px;
      transition: background .2s ease, transform .2s ease, border-color .2s ease;
    }

    .step-card:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 90, 60, 0.55);
      transform: translateY(-3px);
    }

    .step-card .step-num {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--primary);
      color: #fff;
      font-weight: 900;
      font-size: 16px;
      margin-bottom: 20px;
      box-shadow: 0 8px 18px rgba(255, 90, 60, 0.25);
    }

    .step-card:nth-child(4) .step-num {
      background: var(--gold);
      color: #6B4400;
    }

    .step-card h3 {
      font-size: 1.05rem;
      color: #fff;
      font-weight: 800;
      margin: 0 0 10px;
    }

    .step-card p {
      color: rgba(255, 255, 255, 0.7);
      font-size: 14.5px;
      line-height: 1.75;
      margin: 0;
    }

    .recovery-note {
      margin-top: 24px;
      display: flex;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
      justify-content: space-between;
      background: rgba(255, 255, 255, 0.07);
      border: 1px solid rgba(255, 255, 255, 0.13);
      border-radius: 16px;
      padding: 20px 24px;
    }

    .recovery-note p {
      font-size: 14.5px;
      color: rgba(255, 255, 255, 0.78);
      line-height: 1.7;
    }

    .recovery-note a {
      color: #FF9A83;
      font-weight: 800;
    }

    .recovery-note a:hover { color: #FFB4A0; }

    /* ===== help / CTA ===== */
    .help-section {
      background: #fff;
      padding-top: 0;
    }

    .cta-panel {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 32px;
      background: linear-gradient(120deg, #141B24, #202A35), url('/assets/images/backpic/back-3.webp') center / cover no-repeat;
      background-blend-mode: multiply;
      border-radius: 28px;
      overflow: hidden;
      padding: 52px 54px;
      color: #fff;
      box-shadow: 0 24px 48px rgba(20, 27, 36, 0.16);
    }

    .help-copy h2 {
      color: #fff;
      font-size: clamp(1.8rem, 2.6vw, 2.5rem);
      font-weight: 900;
      letter-spacing: -0.02em;
      margin: 0 0 18px;
      line-height: 1.25;
    }

    .help-copy p {
      color: rgba(255, 255, 255, 0.76);
      font-size: 16px;
      line-height: 1.8;
      max-width: 520px;
      margin-bottom: 24px;
    }

    .help-copy ul {
      display: grid;
      gap: 12px;
      margin: 0 0 26px;
    }

    .help-copy ul li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 14.5px;
      color: rgba(255, 255, 255, 0.84);
    }

    .help-copy ul li::before {
      content: "✓";
      flex: 0 0 20px;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: rgba(19, 168, 142, 0.28);
      color: #5BE0C8;
      text-align: center;
      font-size: 12px;
      line-height: 20px;
      margin-top: 3px;
    }

    .help-art {
      border-radius: 16px;
      max-height: 200px;
      object-fit: cover;
      width: auto;
      box-shadow: 0 18px 40px rgba(0, 0, 0, 0.24);
    }

    .help-card {
      background: #fff;
      border-radius: 22px;
      color: var(--ink);
      padding: 26px;
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.2);
    }

    .help-card h3 {
      margin: 0 0 14px;
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--ink);
    }

    .help-form label {
      display: block;
      font-size: 13px;
      font-weight: 800;
      margin-bottom: 6px;
      color: var(--muted);
    }

    .help-form input,
    .help-form textarea {
      width: 100%;
      border: 1px solid var(--line);
      background: #FAF8F5;
      border-radius: 12px;
      padding: 14px 16px;
      font-size: 14px;
      font-family: inherit;
      margin-bottom: 14px;
      transition: border-color .2s ease, box-shadow .2s ease;
    }

    .help-form input:focus,
    .help-form textarea:focus {
      outline: none;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(255, 90, 60, 0.18);
      background: #fff;
    }

    .help-form textarea { min-height: 84px; resize: vertical; }

    .help-form button {
      width: 100%;
    }

    .form-message {
      margin-top: 10px;
      color: var(--accent);
      font-size: 14px;
      font-weight: 700;
      min-height: 22px;
    }

    /* ===== FAQ ===== */
    .faq-layout {
      display: grid;
      grid-template-columns: 0.9fr 2.1fr;
      gap: 48px;
      align-items: start;
    }

    .faq-guide {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 20px;
      padding: 28px 22px;
      box-shadow: var(--shadow-card);
    }

    .faq-guide h3 {
      font-size: 1.1rem;
      font-weight: 800;
      margin: 0 0 16px;
    }

    .faq-guide p {
      color: var(--muted);
      font-size: 14.5px;
      margin-bottom: 22px;
    }

    .faq-guide .btn { height: 44px; font-size: 14px; padding: 0 16px; width: 100%; }

    .faq-list { display: grid; gap: 12px; }

    .faq-item {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 18px;
      box-shadow: var(--shadow-card);
      transition: border-color .2s ease;
    }

    .faq-item[open] {
      border-left: 4px solid var(--primary);
    }

    .faq-item summary {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 20px 22px;
      font-weight: 800;
      font-size: 15.5px;
      cursor: pointer;
      list-style: none;
      border-radius: 18px;
      transition: color .2s ease;
    }

    .faq-item summary::-webkit-details-marker { display: none; }

    .faq-item summary:hover {
      color: var(--primary);
    }

    .faq-item summary::before {
      content: "问";
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 32px;
      height: 32px;
      flex-shrink: 0;
      border-radius: 50%;
      background: rgba(255, 90, 60, 0.1);
      color: var(--primary);
      font-size: 13px;
      font-weight: 900;
    }

    .faq-item summary::after {
      content: "+";
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      margin-left: auto;
      color: var(--primary);
      font-size: 20px;
      font-weight: 500;
      transition: transform .2s ease;
    }

    .faq-item[open] summary::after {
      transform: rotate(45deg);
    }

    .faq-answer {
      padding: 0 22px 22px 68px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.85;
    }

    .faq-answer a {
      color: var(--primary);
      font-weight: 800;
    }

    .faq-answer a:hover { text-decoration: underline; }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--dark);
      color: #E9EEF3;
      padding-top: 70px;
    }

    .footer-grid .cell { margin-bottom: 32px; }

    .footer-brand {
      display: flex;
      gap: 12px;
      align-items: center;
      margin-bottom: 16px;
    }

    .footer-brand .brand-mark {
      background: rgba(255, 255, 255, 0.1);
      color: #fff;
      box-shadow: none;
    }

    .footer-brand strong {
      display: block;
      font-size: 1.05rem;
      color: #fff;
      font-weight: 900;
    }

    .footer-brand em {
      display: block;
      font-style: normal;
      color: #FF9A83;
      font-size: 12px;
      letter-spacing: 0.18em;
      margin-top: 2px;
    }

    .footer-desc {
      font-size: 14px;
      color: rgba(233, 238, 243, 0.64);
      line-height: 1.9;
      max-width: 320px;
    }

    .footer-title {
      margin: 4px 0 18px;
      color: #fff;
      font-size: 15px;
      font-weight: 800;
    }

    .footer-links {
      display: grid;
      gap: 12px;
    }

    .footer-links a {
      display: inline-flex;
      align-items: center;
      color: rgba(233, 238, 243, 0.7);
      font-size: 14px;
      font-weight: 500;
      transition: color .2s, padding-left .2s;
    }

    .footer-links a::before {
      content: "";
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: var(--primary);
      margin-right: 10px;
      opacity: 0.8;
    }

    .footer-links a:hover {
      color: #fff;
      padding-left: 4px;
    }

    .footer-contact-list {
      display: grid;
      gap: 14px;
      color: rgba(233, 238, 243, 0.7);
      font-size: 14px;
    }

    .footer-contact-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
    }

    .footer-contact-list li span {
      color: #FF9A83;
      font-weight: 800;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      margin-top: 32px;
      padding: 24px 0;
      text-align: center;
      color: rgba(233, 238, 243, 0.48);
      font-size: 13px;
    }

    .footer-bottom p { margin: 0; }

    /* ===== Floating controls ===== */
    .back-top {
      position: fixed;
      right: 24px;
      bottom: 28px;
      z-index: 60;
      width: 44px;
      height: 44px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      background: var(--dark);
      color: #fff;
      font-size: 18px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(8px);
      transition: opacity .2s ease, transform .2s ease, background .2s ease;
      box-shadow: 0 12px 24px rgba(20, 27, 36, 0.2);
    }

    .back-top.show {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .back-top:hover {
      background: var(--primary);
      transform: translateY(-3px);
    }

    .mobile-cta {
      display: none;
    }

    /* ===== Responsive ===== */
    @media screen and (max-width: 1024px) {
      :root { --space-lg: 76px; }
      .primary-nav { gap: 8px; }
      .nav-link { padding: 8px 10px; font-size: 0.88rem; }
      .mega-panel { width: 640px; }
      .cta-panel { padding: 36px 30px; }
    }

    @media screen and (max-width: 900px) {
      .site-header { height: 66px; }
      .site-header.is-scrolled { height: 62px; }

      .nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;
      }

      .primary-nav {
        position: absolute;
        left: 0;
        right: 0;
        top: 66px;
        display: none;
        background: rgba(255, 255, 255, 0.98);
        border-bottom: 1px solid var(--line);
        box-shadow: 0 22px 40px rgba(20, 27, 36, 0.14);
        padding: 18px 20px 24px;
        max-height: calc(100vh - 70px);
        overflow-y: auto;
        animation: navFade .2s ease;
      }

      .site-header.is-scrolled .primary-nav { top: 62px; }

      .primary-nav.is-open { display: block; }

      @keyframes navFade {
        from { opacity: 0; transform: translateY(-8px); }
        to { opacity: 1; transform: translateY(0); }
      }

      .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        margin: 0 0 10px;
      }

      .nav-link {
        justify-content: flex-start;
        width: 100%;
        min-height: 46px;
        font-size: 16px;
        padding: 8px 4px;
      }

      .nav-link::before { display: none; }

      .nav-link.is-active {
        color: var(--primary);
      }

      .mega-wrap { width: 100%; }

      .mega-trigger {
        width: 100%;
        border-radius: 12px;
        min-height: 48px;
      }

      .mega-panel {
        position: static;
        width: 100%;
        transform: none;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: 0;
        border-radius: 0;
        padding: 8px 0 0;
        display: none;
      }

      .mega-wrap.is-open .mega-panel { display: block; }

      .mega-grid {
        grid-template-columns: 1fr;
        gap: 16px;
      }

      .faq-layout {
        grid-template-columns: 1fr;
        gap: 24px;
      }

      .cta-panel {
        grid-template-columns: 1fr;
        padding: 34px 26px;
      }

      .page-hero { padding: 72px 0 84px; }
    }

    @media screen and (max-width: 640px) {
      :root { --space-lg: 60px; --space-md: 40px; }

      body { padding-bottom: 72px; }

      .container { padding-left: 20px; padding-right: 20px; }

      .header-inner { gap: 10px; }

      .brand-text strong { font-size: 0.96rem; }
      .brand-text em { font-size: 0.65rem; }
      .brand-mark { width: 38px; height: 38px; border-radius: 12px; font-size: 18px; }

      .page-hero h1 {
        font-size: clamp(1.8rem, 8vw, 2.45rem);
      }

      .hero-lead {
        font-size: 15px;
      }

      .hero-actions .btn {
        width: 100%;
      }

      .section-title {
        font-size: 1.8rem;
      }

      .section-intro {
        font-size: 15px;
      }

      .card-grid .cell,
      .step-card {
        margin-bottom: 20px;
      }

      .tier-more {
        padding: 20px;
      }

      .tier-more .btn {
        width: 100%;
      }

      .cta-panel {
        border-radius: 20px;
        padding: 28px 20px;
      }

      .help-copy h2 {
        font-size: 1.6rem;
      }

      .help-art {
        max-height: 160px;
      }

      .help-card {
        padding: 20px;
      }

      .faq-item summary {
        padding: 18px 16px;
        font-size: 14.5px;
      }

      .faq-item summary::before {
        width: 28px;
        height: 28px;
        font-size: 12px;
      }

      .faq-answer {
        padding: 0 16px 18px 50px;
        font-size: 14px;
      }

      .back-top {
        display: none;
      }

      .mobile-cta {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 80;
        height: 64px;
        display: flex;
        align-items: center;
        gap: 10px;
        background: rgba(20, 27, 36, 0.97);
        backdrop-filter: blur(8px);
        padding: 0 14px;
        box-shadow: 0 -10px 28px rgba(20, 27, 36, 0.16);
      }

      .mobile-cta a {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        height: 44px;
        border-radius: 30px;
        font-size: 14px;
        font-weight: 800;
        flex: 1;
        color: #fff;
      }

      .mobile-cta a:first-child {
        background: var(--primary);
      }

      .mobile-cta a:last-child {
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.25);
      }

      .site-footer { padding-top: 48px; }

      .footer-grid .cell {
        margin-bottom: 24px;
      }
    }

/* roulang page: category3 */
:root {
    --primary: #FF5A3C;
    --primary-dark: #D93B22;
    --green: #13A88E;
    --amber: #F7B32B;
    --ink: #20242A;
    --ink-2: #626A72;
    --ink-3: #8A929B;
    --line: #E7E1D8;
    --bg: #F6F4F0;
    --deep: #141B24;
    --panel: #1D2733;
    --card: #FFFFFF;
    --radius-xl: 22px;
    --radius-lg: 18px;
    --radius-md: 10px;
    --shadow-sm: 0 8px 24px rgba(20,27,36,.06);
    --shadow-md: 0 18px 36px rgba(20,27,36,.12);
    --font: "PingFang SC","Microsoft YaHei UI","Hiragino Sans GB","Noto Sans CJK SC",sans-serif;
  }

  *, *::before, *::after { box-sizing: border-box; }
  html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
  body {
    margin: 0;
    font-family: var(--font);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.75;
    font-size: 16px;
  }
  body.menu-locked { overflow: hidden; }

  img { display: block; max-width: 100%; height: auto; }
  a { color: inherit; text-decoration: none; transition: color .2s ease, background .2s ease, border-color .2s ease; }
  ul, ol { margin: 0; padding: 0; }
  button, input, textarea, select { font: inherit; }
  button { border: 0; cursor: pointer; background: transparent; }
  :focus-visible { outline: 3px solid rgba(255,90,60,.38); outline-offset: 2px; }

  .container { max-width: 1280px; margin: 0 auto; padding-left: clamp(20px,4vw,64px); padding-right: clamp(20px,4vw,64px); }
  .section { padding: 90px 0; }
  .section-soft { background: #F1EDE7; }

  /* 按钮 */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
    padding: 0 26px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 15px;
    text-align: center;
    transition: transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
  }
  .btn-primary { background: var(--primary); color: #fff !important; box-shadow: 0 10px 24px rgba(255,90,60,.24); }
  .btn-primary:hover { background: #FF714F; transform: translateY(-2px); box-shadow: 0 16px 28px rgba(255,90,60,.32); }
  .btn-dark { background: var(--deep); color: #fff !important; }
  .btn-dark:hover { transform: translateY(-2px); background: #253545; }
  .btn-ghost { border: 1px solid rgba(255,255,255,.42); color: #fff !important; }
  .btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.08); transform: translateY(-2px); }
  .btn-block { width: 100%; }
  .btn i { font-size: 14px; }

  /* 标签 / 眉题 */
  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .14em;
    color: var(--primary);
    text-transform: uppercase;
  }
  .eyebrow::before { content: ""; width: 24px; height: 2px; background: var(--primary); display: inline-block; }
  .tag { display: inline-flex; align-items: center; gap: 6px; background: #F6EFE8; color: #B4482F; font-size: 12px; font-weight: 700; padding: 5px 12px; border-radius: 999px; }
  .tag-green { background: #E4F4F0; color: #0D7C68; }
  .tag-amber { background: #FFF1D6; color: #9C6A05; }
  .tag-blue { background: #E8EDF5; color: #3E5C84; }

  /* 头部导航 */
  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 200;
    height: 76px;
    display: flex;
    align-items: center;
    background: transparent;
    color: #fff;
    transition: height .28s ease, background .28s ease, box-shadow .28s ease;
  }
  .site-header.scrolled {
    height: 64px;
    background: #fff;
    color: var(--ink);
    box-shadow: 0 8px 30px rgba(20,27,36,.08);
  }
  .header-inner { width: 100%; height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
  .brand { display: inline-flex; align-items: center; gap: 11px; color: #fff !important; min-width: 0; }
  .brand-mark {
    width: 40px;
    height: 40px;
    flex: 0 0 40px;
    border-radius: 11px;
    background: linear-gradient(140deg, var(--primary), #FF8963);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 20px;
    color: #fff;
    box-shadow: 0 8px 20px rgba(255,90,60,.26);
  }
  .brand-text { display: flex; flex-direction: column; line-height: 1.18; }
  .brand-text strong { font-size: 17px; font-weight: 800; letter-spacing: .01em; white-space: nowrap; }
  .brand-text em { font-style: normal; color: rgba(255,255,255,.68); font-size: 10px; letter-spacing: .2em; margin-top: 3px; }
  .site-header.scrolled .brand { color: var(--ink) !important; }
  .site-header.scrolled .brand-text em { color: var(--ink-2); }

  .nav-toggle { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; gap: 5px; flex-direction: column; border-radius: 10px; }
  .nav-toggle span { width: 24px; height: 2px; background: currentColor; border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
  .nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.is-active span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .primary-nav { display: flex; align-items: center; justify-content: flex-end; gap: 18px; }
  .nav-list { list-style: none; display: flex; align-items: center; gap: clamp(14px, 2vw, 26px); padding: 0; margin: 0; }
  .nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 27px 0;
    color: rgba(255,255,255,.9);
    font-size: 15px;
    font-weight: 600;
  }
  .nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 14px;
    height: 3px;
    border-radius: 3px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform .24s ease;
  }
  .nav-link:hover, .nav-link.is-active { color: #fff; }
  .nav-link:hover::after, .nav-link.is-active::after { transform: scaleX(1); }
  .site-header.scrolled .nav-link { color: var(--ink); }
  .site-header.scrolled .nav-link:hover, .site-header.scrolled .nav-link.is-active { color: var(--primary); }
  .site-header.scrolled .nav-link::after { background: var(--primary); }

  .mega-wrap { position: relative; display: flex; align-items: center; }
  .mega-trigger {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    height: 42px;
    padding: 0 20px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,.46);
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    background: rgba(255,255,255,.04);
    transition: background .2s, transform .2s, border-color .2s;
  }
  .mega-trigger:hover { border-color: #fff; background: rgba(255,255,255,.12); }
  .site-header.scrolled .mega-trigger { border-color: #E2DAD0; color: var(--ink); background: #fff; }
  .site-header.scrolled .mega-trigger:hover { border-color: var(--primary); color: var(--primary); }
  .mega-trigger i { font-size: 10px; transition: transform .2s ease; }
  .mega-trigger[aria-expanded="true"] i { transform: rotate(180deg); }

  .mega-panel {
    position: absolute;
    top: calc(100% + 14px);
    right: 0;
    width: 780px;
    max-width: calc(100vw - 40px);
    padding: 28px;
    background: #fff;
    border: 1px solid #EFE9E1;
    border-radius: 22px;
    box-shadow: 0 30px 70px rgba(20,27,36,.16);
    color: var(--ink);
    opacity: 0;
    visibility: hidden;
    transform: translateY(14px);
    transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
  }
  .mega-panel.open { opacity: 1; visibility: visible; transform: translateY(0); }
  .mega-grid { display: grid; grid-template-columns: 1.2fr .9fr 1fr; gap: 28px; }
  .mega-col h4 { margin: 0 0 14px; font-size: 13px; font-weight: 800; color: var(--ink-2); letter-spacing: .08em; }
  .mega-entry { display: block; padding: 12px 14px; margin-bottom: 8px; border-radius: 14px; background: #F7F4EF; transition: background .2s, transform .2s; }
  .mega-entry:hover { background: #FFF4F0; transform: translateX(3px); }
  .mega-entry strong { display: block; color: var(--ink); font-size: 15px; margin-bottom: 3px; }
  .mega-entry small { color: var(--ink-2); font-size: 13px; }
  .mega-common-list a { display: flex; align-items: baseline; gap: 10px; padding: 8px 4px; color: var(--ink); font-weight: 600; font-size: 15px; border-bottom: 1px dashed #EAE3DA; }
  .mega-common-list a:last-child { border-bottom: 0; }
  .mega-common-list span { font-weight: 800; color: var(--primary); font-size: 12px; width: 18px; }
  .mega-mini a { display: block; color: var(--ink-2); padding: 7px 0; border-bottom: 1px dashed #EAE3DA; font-size: 14px; }
  .mega-mini a:first-child { padding-top: 0; }

  /* Hero */
  .page-hero {
    position: relative;
    padding: 180px 0 110px;
    color: #fff;
    background:
      radial-gradient(circle at 78% 18%, rgba(247,179,43,.16), transparent 34%),
      linear-gradient(103deg, rgba(20,27,36,.97) 0%, rgba(20,27,36,.88) 52%, rgba(20,27,36,.62) 100%),
      url(/assets/images/backpic/back-2.webp) center / cover no-repeat;
    overflow: hidden;
  }
  .page-hero::before {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    right: -80px;
    top: -100px;
    border: 1px solid rgba(255,255,255,.06);
    border-radius: 50%;
    box-shadow: 0 0 0 44px rgba(255,255,255,.02);
  }
  .page-hero .container { position: relative; z-index: 2; }
  .hero-title { margin: 22px 0 20px; font-size: clamp(2.4rem, 4.4vw, 3.6rem); line-height: 1.16; font-weight: 900; color: #fff; letter-spacing: -.01em; }
  .hero-title .mark { color: var(--primary); }
  .hero-lead { max-width: 620px; color: rgba(255,255,255,.78); font-size: 17px; line-height: 1.8; margin-bottom: 34px; }
  .hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }
  .hero-meta-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
  .hero-meta-chip { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; font-weight: 600; color: rgba(255,255,255,.8); background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); padding: 7px 14px; border-radius: 999px; }
  .hero-meta-chip i { color: var(--primary); }

  .subscribe-card { padding: 26px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.15); border-radius: 24px; color: #fff; box-shadow: 0 24px 60px rgba(0,0,0,.16); }
  .subscribe-card h2 { margin: 0 0 6px; font-size: 20px; font-weight: 800; }
  .subscribe-card p { margin: 0 0 18px; color: rgba(255,255,255,.66); font-size: 14px; line-height: 1.7; }
  .subscribe-card label { font-size: 13px; font-weight: 700; color: rgba(255,255,255,.85); }
  .input-clean {
    width: 100%;
    height: 48px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,.3);
    background: rgba(255,255,255,.1);
    padding: 0 16px;
    color: #fff;
    margin: 8px 0 14px;
    transition: border-color .2s, box-shadow .2s;
  }
  .input-clean::placeholder { color: rgba(255,255,255,.45); }
  .input-clean:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(255,90,60,.2); }

  /* 资讯编辑部 */
  .notice-section { position: relative; }
  .section-head { margin-bottom: 36px; }
  .section-title { margin: 8px 0 6px; font-size: clamp(1.9rem, 2.7vw, 2.6rem); font-weight: 800; line-height: 1.25; letter-spacing: -.01em; }
  .section-summary { color: var(--ink-2); font-size: 15px; max-width: 680px; }
  .filter-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 20px 0 28px; }
  .filter-chip { display: inline-flex; align-items: center; gap: 6px; height: 36px; padding: 0 16px; border-radius: 999px; background: #fff; border: 1px solid var(--line); font-weight: 600; color: var(--ink-2); font-size: 13px; transition: all .2s ease; }
  .filter-chip i { color: var(--primary); }
  .filter-chip:hover, .filter-chip.is-active { background: var(--deep); color: #fff; border-color: var(--deep); }

  .featured-card {
    display: grid;
    grid-template-columns: 1.08fr .92fr;
    background: #fff;
    border: 1px solid #EFE9E1;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    overflow: hidden;
    transition: transform .28s ease, box-shadow .28s ease;
  }
  .featured-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
  .feature-media { position: relative; min-height: 230px; overflow: hidden; }
  .feature-media img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
  .feature-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,.02), rgba(0,0,0,.3)); }
  .media-tag { position: absolute; left: 14px; top: 14px; z-index: 2; }
  .feature-body { padding: 28px 30px; }
  .meta-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
  .date-text { color: var(--ink-3); font-size: 13px; font-weight: 600; }
  .meta-row .tag { background: #FFF0EB; color: #C83A1F; }
  .feature-body h3 { margin: 0 0 12px; font-size: 23px; line-height: 1.4; color: var(--ink); }
  .feature-body p { color: var(--ink-2); margin: 0 0 18px; font-size: 14.5px; }
  .text-link { display: inline-flex; align-items: center; gap: 7px; color: var(--primary); font-weight: 700; font-size: 14px; }
  .text-link i { transition: transform .2s ease; }
  .text-link:hover i { transform: translateX(4px); }
  .text-link:hover { color: var(--primary-dark); }

  .mini-listing { display: grid; gap: 12px; }
  .mini-news {
    background: #fff;
    border: 1px solid #EFE9E1;
    border-radius: 18px;
    padding: 18px 20px;
    display: grid;
    grid-template-columns: 50px 1fr;
    gap: 14px;
    align-items: start;
    box-shadow: 0 6px 20px rgba(20,27,36,.03);
    transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  }
  .mini-news:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); border-color: rgba(255,90,60,.28); }
  .mini-date { color: var(--primary); font-weight: 800; font-size: 18px; line-height: 1.1; }
  .mini-date small { display: block; color: var(--ink-3); font-size: 11px; font-weight: 500; margin-top: 4px; }
  .mini-body { min-width: 0; }
  .mini-body .tag { padding: 4px 9px; font-size: 11px; margin-bottom: 7px; }
  .mini-body h3 { font-size: 15px; line-height: 1.55; margin: 0 0 5px; font-weight: 700; }
  .mini-body p { font-size: 13px; color: var(--ink-2); margin: 0; }

  .side-card { background: #fff; border: 1px solid #EFE9E1; border-radius: 20px; box-shadow: var(--shadow-sm); padding: 24px; margin-bottom: 20px; }
  .side-card h3 { margin: 0 0 14px; font-size: 18px; font-weight: 800; display: flex; align-items: center; gap: 9px; }
  .side-card h3 i { color: var(--primary); }
  .side-link-list { display: grid; gap: 6px; }
  .side-link-list a { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 12px 13px; border-radius: 14px; background: #F6F4F0; font-weight: 600; font-size: 14px; color: var(--ink); transition: all .2s ease; }
  .side-link-list a i { color: var(--amber); font-size: 13px; transition: transform .2s; }
  .side-link-list a:hover { background: #FFF0EB; color: var(--primary); }
  .side-link-list a:hover i { transform: translateX(3px); }
  .side-checklist { list-style: none; margin: 0; }
  .side-checklist li { position: relative; padding: 7px 0 7px 28px; font-size: 14px; color: var(--ink-2); border-bottom: 1px dashed #EEE8DF; }
  .side-checklist li:last-child { border-bottom: 0; }
  .side-checklist li::before { content: ""; position: absolute; left: 4px; top: 13px; width: 8px; height: 8px; border-radius: 50%; background: linear-gradient(135deg, var(--amber), var(--primary)); box-shadow: 0 0 0 5px rgba(247,179,43,.15); }
  .side-note { background: #F0F9F7; border-color: #DBEAE6; }
  .side-note h3 { color: #0B7B66; }
  .side-note .btn { width: 100%; margin-top: 6px; background: var(--green); color: #fff !important; box-shadow: none; }
  .side-note .btn:hover { background: #0E9380; }

  /* 入口路线 bridge */
  .bridge-section { padding-top: 20px; }
  .service-split { display: grid; grid-template-columns: 1.25fr .75fr; border-radius: 26px; overflow: hidden; background: var(--deep); color: #fff; min-height: 340px; box-shadow: 0 28px 70px rgba(20,27,36,.22); }
  .ss-main { padding: 48px; display: flex; flex-direction: column; justify-content: center; position: relative; }
  .ss-main::after { content: ""; position: absolute; right: 20px; bottom: -70px; width: 240px; height: 240px; border: 1px solid rgba(255,255,255,.05); border-radius: 50%; }
  .ss-main .eyebrow { color: var(--amber); }
  .ss-main h2 { font-size: 30px; margin: 12px 0 14px; font-weight: 800; }
  .ss-main p { color: rgba(255,255,255,.7); max-width: 440px; font-size: 15px; margin-bottom: 22px; }
  .ss-side { background: var(--panel); padding: 28px; display: grid; align-content: center; gap: 16px; }
  .ss-mini-link {
    display: block;
    padding: 20px;
    background: #fff;
    border-radius: 18px;
    color: var(--ink);
    position: relative;
    transition: transform .22s ease, box-shadow .22s ease;
  }
  .ss-mini-link:nth-child(2) { background: #FFF6E0; }
  .ss-mini-link:hover { transform: translateX(-4px); box-shadow: 0 16px 32px rgba(0,0,0,.12); }
  .ss-mini-link strong { display: block; font-size: 16px; margin-bottom: 4px; }
  .ss-mini-link span { font-size: 13px; color: var(--ink-2); }
  .ss-mini-link i { position: absolute; right: 18px; top: 50%; transform: translateY(-50%); color: var(--primary); font-size: 18px; }

  /* 公告流程 */
  .process-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
  .process-card { background: #fff; border: 1px solid #EFE9E1; border-radius: 20px; padding: 26px; position: relative; box-shadow: var(--shadow-sm); transition: transform .22s ease, box-shadow .22s ease; }
  .process-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
  .process-card:nth-child(even) { transform: translateY(20px); }
  .process-card:nth-child(even):hover { transform: translateY(16px); box-shadow: var(--shadow-md); }
  .process-num { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; background: #FFF0EB; color: var(--primary); font-weight: 900; border-radius: 14px; font-size: 18px; margin-bottom: 14px; }
  .process-card:nth-child(2) .process-num { background: #E7F4F2; color: var(--green); }
  .process-card:nth-child(3) .process-num { background: #FFF4D9; color: #C08A00; }
  .process-card:nth-child(4) .process-num { background: #EDEFF4; color: #4B5F8A; }
  .process-card h3 { font-size: 17px; font-weight: 800; margin: 0 0 10px; }
  .process-card p { font-size: 13.5px; color: var(--ink-2); margin: 0; }
  .tag-cloud { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; align-items: center; }

  /* 热门公告排行 */
  .rank-grid { display: grid; grid-template-columns: 1.6fr .8fr; gap: 22px; }
  .rank-list { display: grid; gap: 14px; }
  .rank-item { display: grid; grid-template-columns: 74px 1fr auto; gap: 18px; background: #fff; border: 1px solid #EFE9E1; border-radius: 18px; padding: 20px 22px; align-items: center; box-shadow: var(--shadow-sm); transition: transform .2s, border-color .2s; }
  .rank-item:hover { transform: translateY(-3px); border-color: rgba(255,90,60,.35); }
  .rank-number { font-size: 38px; line-height: 1; color: #E3DDD4; font-weight: 900; letter-spacing: -.05em; }
  .rank-item:first-child .rank-number { color: var(--amber); }
  .rank-item:nth-child(2) .rank-number { color: #A8B2BD; }
  .rank-item:nth-child(3) .rank-number { color: #CF9B77; }
  .rank-content { min-width: 0; }
  .rank-content h3 { font-size: 18px; margin: 0 0 6px; font-weight: 800; }
  .rank-content p { color: var(--ink-2); font-size: 13.5px; margin: 0; }
  .rank-score { display: inline-flex; align-items: center; gap: 6px; font-weight: 800; font-size: 13px; color: var(--ink-2); background: #F6F4F0; padding: 7px 12px; border-radius: 999px; white-space: nowrap; }
  .rank-score i { color: var(--primary); }
  .rank-note-card { background: linear-gradient(150deg, var(--deep), #243447); color: #fff; border-radius: 22px; padding: 26px; display: flex; flex-direction: column; justify-content: space-between; min-height: 220px; }
  .rank-note-card h3 { margin: 0 0 14px; font-size: 20px; font-weight: 800; color: #fff; }
  .rank-note-card p { color: rgba(255,255,255,.74); font-size: 14.5px; }
  .rank-note-card a { color: #FFD0C5; font-weight: 700; }
  .rank-note-card a:hover { color: #fff; }

  /* FAQ */
  .faq-wrap { max-width: 930px; margin: 0 auto; }
  .qa-item { background: #fff; border: 1px solid var(--line); border-radius: 18px; margin-bottom: 12px; overflow: hidden; transition: box-shadow .2s ease; }
  .qa-item[open] { box-shadow: var(--shadow-sm); border-color: rgba(255,90,60,.2); }
  .qa-summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 24px; cursor: pointer; font-weight: 700; font-size: 16px; color: var(--ink); }
  .qa-summary::-webkit-details-marker { display: none; }
  .qa-summary:hover { color: var(--primary); }
  .qa-icon { width: 28px; height: 28px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: #FFF0EB; color: var(--primary); transition: transform .25s ease, background .25s ease, color .25s ease; flex: 0 0 28px; font-weight: 800; }
  .qa-item[open] .qa-icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
  .qa-answer { padding: 0 48px 22px 24px; color: var(--ink-2); font-size: 15px; line-height: 1.85; }
  .qa-answer a { color: var(--primary); font-weight: 700; }
  .qa-answer a:hover { border-bottom: 1px solid var(--primary); }

  /* CTA / 表单 */
  .cta-section { position: relative; background: #1B2632; color: #fff; overflow: hidden; }
  .cta-section::before { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, rgba(255,90,60,.14), transparent 50%), url(/assets/images/backpic/back-3.webp) center / cover no-repeat; opacity: .32; }
  .cta-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: center; }
  .cta-copy h2 { color: #fff; font-size: clamp(1.8rem,2.6vw,2.4rem); margin: 10px 0 16px; font-weight: 900; }
  .cta-copy p { color: rgba(255,255,255,.74); font-size: 15px; margin-bottom: 14px; }
  .cta-check-list { list-style: none; margin-top: 16px; display: grid; gap: 8px; }
  .cta-check-list li { color: rgba(255,255,255,.88); font-size: 14px; display: flex; gap: 9px; align-items: center; }
  .cta-check-list li i { color: var(--green); }
  .contact-form-card { background: #fff; color: var(--ink); border-radius: 24px; padding: 32px; box-shadow: 0 30px 70px rgba(0,0,0,.22); }
  .contact-form-card h3 { margin: 0 0 6px; font-size: 22px; font-weight: 800; }
  .contact-form-card .muted { font-size: 13px; color: var(--ink-2); margin-bottom: 20px; }
  .form-label { display: block; font-size: 13px; font-weight: 700; color: var(--ink-2); margin: 14px 0 6px; }
  .form-field { width: 100%; min-height: 48px; border: 1px solid #D9D1C8; border-radius: 12px; background: #fff; padding: 10px 15px; color: var(--ink); transition: border-color .2s, box-shadow .2s; }
  textarea.form-field { height: 100px; resize: vertical; line-height: 1.7; }
  .form-field:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(255,90,60,.14); }
  .contact-form-card .btn { margin-top: 18px; width: 100%; }
  .form-footnote { margin-top: 11px; text-align: center; font-size: 12px; color: var(--ink-3); }

  /* Footer */
  .site-footer { background: var(--deep); color: #A4AFBB; }
  .footer-top { padding: 76px 0 50px; display: grid; grid-template-columns: 1.8fr 1fr 1fr 1.4fr; gap: 44px; border-bottom: 1px solid rgba(255,255,255,.1); }
  .footer-title { color: #fff; font-weight: 800; font-size: 16px; margin-bottom: 18px; letter-spacing: .02em; }
  .footer-brand .brand { color: #fff !important; margin-bottom: 18px; }
  .footer-brand p { font-size: 14px; line-height: 1.85; color: #9EA9B4; max-width: 320px; margin: 0; }
  .footer-links { list-style: none; }
  .footer-links li + li { margin-top: 10px; }
  .footer-links a { color: #9EA9B4; font-size: 14px; }
  .footer-links a:hover { color: #fff; padding-left: 3px; }
  .footer-contact p { font-size: 14px; line-height: 1.9; color: #9EA9B4; margin: 0; }
  .footer-contact i { width: 22px; color: var(--primary); }
  .footer-bottom { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; padding: 22px 0 34px; font-size: 13px; color: #77828C; }
  .footer-bottom a { color: #77828C; }
  .footer-bottom a:hover { color: #fff; }

  /* 移动端底部条 */
  .mobile-dock { display: none; }

  /* Responsive */
  @media (max-width: 1024px) {
    .section { padding: 72px 0; }
    .mega-panel { width: 680px; right: -20px; }
    .hero-title { letter-spacing: 0; }
    .featured-card { grid-template-columns: 1fr; }
    .feature-media { min-height: 240px; }
    .service-split { grid-template-columns: 1fr; }
    .ss-main { padding: 38px 30px; }
    .ss-side { grid-template-columns: 1fr 1fr; }
    .process-row { grid-template-columns: repeat(2, 1fr); }
    .process-card:nth-child(even) { transform: none; }
    .process-card:nth-child(even):hover { transform: translateY(-4px); }
    .rank-grid { grid-template-columns: 1fr; }
    .cta-inner { grid-template-columns: 1fr; gap: 36px; }
    .footer-top { grid-template-columns: 1fr 1fr; }
  }

  @media (max-width: 768px) {
    .site-header { height: 66px; }
    .site-header.scrolled { height: 62px; }
    .nav-toggle { display: inline-flex; background: rgba(255,255,255,.08); color: #fff; }
    .site-header.scrolled .nav-toggle { background: #F4F0EB; color: var(--ink); }
    .primary-nav {
      position: fixed;
      top: 66px;
      left: 0;
      right: 0;
      display: block;
      max-height: 0;
      overflow: hidden;
      background: #fff;
      color: var(--ink);
      transition: max-height .28s ease, box-shadow .28s ease;
      box-shadow: none;
    }
    .site-header.scrolled .primary-nav { top: 62px; }
    .primary-nav.open { max-height: calc(100vh - 66px); overflow-y: auto; box-shadow: 0 18px 50px rgba(20,27,36,.2); }
    .nav-list { flex-direction: column; padding: 16px 20px 6px; gap: 0; }
    .nav-link { display: block; color: var(--ink); padding: 13px 0; border-bottom: 1px solid #F1EBE3; width: 100%; font-size: 16px; }
    .nav-link::after { display: none; }
    .site-header .nav-link:hover { color: var(--primary); }
    .nav-link.is-active { color: var(--primary); }
    .mega-wrap { padding: 16px 20px 20px; display: block; }
    .mega-trigger { position: static; width: 100%; border-color: #E2DAD0; color: var(--ink); background: #fff; }
    .site-header.scrolled .mega-trigger { border-color: #E2DAD0; color: var(--ink); }
    .mega-panel { position: relative; top: 0; right: auto; width: 100%; margin-top: 10px; padding: 0; border: 0; border-radius: 0; box-shadow: none; max-width: none; opacity: 1; visibility: visible; transform: none; display: none; color: var(--ink); }
    .mega-panel.open { display: block; }
    .mega-grid { grid-template-columns: 1fr; gap: 20px; }
    .mega-mini a { color: var(--ink-2); }
    .mega-col h4 { color: var(--ink-2); }
    .mega-entry { background: #F7F4EF; }
    .mega-common-list a { color: var(--ink); }

    .page-hero { padding: 150px 0 80px; }
    .hero-actions .btn { min-width: 180px; }
    .bs-card { margin-top: 28px; }
    .editorial-grid { display: block; }
    .side-card { max-width: 100%; }
    .service-split .ss-side { grid-template-columns: 1fr; }
    .cta-check-list { margin-bottom: 16px; }
    .footer-top { grid-template-columns: 1fr; gap: 34px; }
    .footer-brand p { max-width: 100%; }
    .mini-listing { grid-template-columns: 1fr; }
    .feature-body { padding: 22px; }
    .tag-cloud { justify-content: flex-start; margin-top: 22px; }

    /* 底部固定条 */
    .mobile-dock {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      position: fixed;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 90;
      background: rgba(20,27,36,.96);
      backdrop-filter: blur(10px);
      min-height: 60px;
      padding: 6px 0 calc(6px + env(safe-area-inset-bottom, 0px));
      border-top: 1px solid rgba(255,255,255,.12);
    }
    .mobile-dock a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; color: #fff; font-size: 12px; font-weight: 600; }
    .mobile-dock a i { font-size: 17px; color: var(--primary); }
    .mobile-dock a span { color: rgba(255,255,255,.8); }
    body { padding-bottom: 60px; }
  }

  @media (max-width: 520px) {
    .section { padding: 60px 0; }
    .container { padding-left: 18px; padding-right: 18px; }
    .featured-card { border-radius: 18px; }
    .feature-media { min-height: 190px; }
    .process-row { grid-template-columns: 1fr; }
    .rank-item { grid-template-columns: 52px 1fr; gap: 12px; padding: 17px; }
    .rank-score { grid-column: 2; justify-self: start; }
    .rank-number { font-size: 30px; }
    .hero-actions { align-items: stretch; }
    .hero-actions .btn { flex: 1; }
    .contact-form-card { padding: 22px; }
    .brand-text strong { font-size: 14px; }
    .brand-mark { width: 35px; height: 35px; flex-basis: 35px; font-size: 18px; }
  }