/* roulang page: index */
:root{
  --brand:#F0532A;
  --brand-strong:#D93E0E;
  --brand-deep:#B9350A;
  --accent:#12B8A6;
  --accent-deep:#0B8C7E;
  --warm:#FFC53D;
  --ink:#17151C;
  --ink-soft:#3D3A45;
  --ink-mute:#6E6A78;
  --line:#E7E3DE;
  --bg:#F7F4F0;
  --surface:#FFFFFF;
  --surface-warm:#FBF3EC;
  --r-card:14px;
  --r-img:12px;
  --r-badge:6px;
  --r-input:10px;
  --shadow-1:0 1px 2px rgba(23,21,28,.06);
  --shadow-2:0 8px 24px rgba(23,21,28,.08);
  --shadow-3:0 16px 34px rgba(240,83,42,.18);
  --gutter:28px;
  --sec-gap:104px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-soft);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-deep);text-decoration:underline}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.35}
h1{font-size:42px;line-height:1.25;font-weight:800}
h2{font-size:30px;line-height:1.35}
h3{font-size:20px;line-height:1.5;font-weight:600}
p{margin:0 0 1.2em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

.grid-container{max-width:1200px!important;padding-left:20px;padding-right:20px}
@media screen and (min-width:1024px){
  .grid-container{padding-left:28px;padding-right:28px}
}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);font-size:13px;line-height:1.4}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px}
.topbar-inner span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-links{display:flex;gap:20px;flex:none}
.topbar-links a{color:rgba(255,255,255,.78);font-size:13px}
.topbar-links a:hover{color:var(--warm);text-decoration:none}
@media screen and (max-width:767px){
  .topbar-links{display:none}
  .topbar-inner{justify-content:center}
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(180%) blur(10px);
}
.nav-inner{display:flex;align-items:center;gap:32px;height:74px}
.brand{display:flex;align-items:baseline;gap:6px;flex:none;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{
  font-size:22px;font-weight:800;color:var(--ink);letter-spacing:.5px;
}
.brand-text{
  font-size:14px;font-weight:700;color:var(--brand);
  border-left:2px solid var(--brand);padding-left:7px;letter-spacing:.5px;
}
.main-nav{display:flex;align-items:center;gap:32px;margin-left:8px}
.nav-item{position:relative}
.nav-link{
  display:inline-flex;align-items:center;height:74px;
  font-size:15.5px;font-weight:600;color:var(--ink-soft);
  position:relative;text-decoration:none;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:20px;height:3px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease;
}
.nav-link:hover{color:var(--ink);text-decoration:none}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink)}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-caret{font-size:10px;margin-left:5px;color:var(--ink-mute);transition:transform .18s ease}
.nav-item:hover .nav-caret{transform:rotate(180deg);color:var(--brand)}

.nav-actions{margin-left:auto;display:flex;align-items:center;gap:14px}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 14px;border:1.5px solid var(--line);border-radius:999px;
  background:var(--surface);color:var(--ink-mute);font-size:13.5px;cursor:pointer;
  transition:border-color .18s ease,color .18s ease;
}
.nav-search:hover{border-color:var(--brand);color:var(--brand-deep)}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1.5px solid var(--line);
  background:var(--surface);cursor:pointer;position:relative;
}
.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after{
  position:absolute;left:12px;width:20px;height:2px;background:var(--ink);border-radius:2px;
  transition:transform .2s ease;
}
.menu-toggle span{top:21px}
.menu-toggle span::before{content:"";left:0;top:-6px}
.menu-toggle span::after{content:"";left:0;top:6px}

/* Mega 面板 */
.mega{
  position:absolute;top:calc(100% - 8px);left:-24px;width:800px;
  background:var(--surface);border-radius:16px;box-shadow:var(--shadow-2);
  border:1px solid var(--line);overflow:hidden;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .16s ease,transform .16s ease,visibility .16s;
  padding-top:3px;
}
.mega::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--brand)}
.nav-item:hover .mega,
.nav-item:focus-within .mega{opacity:1;visibility:visible;transform:translateY(0)}
.mega-grid{display:grid;grid-template-columns:1.15fr 1fr 1.05fr;gap:24px;padding:26px 28px 28px}
.mega-col-title{
  font-size:12px;font-weight:700;letter-spacing:1.4px;color:var(--ink-mute);
  text-transform:uppercase;margin-bottom:14px;
}
.mega-links li{margin-bottom:9px}
.mega-links a{
  display:inline-block;font-size:15.5px;font-weight:600;color:var(--ink-soft);
  transition:transform .16s ease,color .16s ease;
}
.mega-links a:hover{color:var(--brand);transform:translateX(3px);text-decoration:none}
.mega-post{display:block;padding:10px 12px;border-radius:10px;transition:background .18s ease}
.mega-post:hover{background:var(--surface-warm);text-decoration:none}
.mega-post strong{display:block;font-size:14.5px;font-weight:600;color:var(--ink-soft);line-height:1.55;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.mega-post:hover strong{color:var(--brand-deep)}
.mega-post time{display:block;font-size:12px;color:var(--ink-mute);margin-top:4px}
.mega-card{
  display:block;border-radius:12px;overflow:hidden;background:var(--surface-warm);
  border:1px solid var(--line);transition:box-shadow .2s ease,transform .2s ease;
}
.mega-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);text-decoration:none}
.mega-card .thumb{aspect-ratio:16/10;overflow:hidden}
.mega-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.mega-card:hover .thumb img{transform:scale(1.04)}
.mega-card .mega-card-body{padding:14px 16px 16px}
.mega-card strong{display:block;font-size:15px;font-weight:700;color:var(--ink);line-height:1.5}
.mega-card em{
  display:inline-block;margin-top:8px;font-style:normal;font-size:13px;
  color:var(--brand);font-weight:600;
}
.mega-card:hover em{color:var(--brand-deep)}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(23,21,28,.5);z-index:80;
  opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:var(--surface);
  z-index:90;transform:translateX(102%);transition:transform .26s ease;
  display:flex;flex-direction:column;box-shadow:-12px 0 34px rgba(23,21,28,.16);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;border-bottom:1px solid var(--line);
}
.drawer-head .brand-mark{font-size:19px}
.drawer-close{
  width:40px;height:40px;border-radius:10px;border:1.5px solid var(--line);background:var(--surface);
  color:var(--ink);font-size:18px;line-height:1;cursor:pointer;
}
.drawer-nav{padding:12px 12px 20px;overflow-y:auto;flex:1}
.drawer-nav a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:10px;
  font-size:16px;font-weight:600;color:var(--ink-soft);
}
.drawer-nav a:hover{background:var(--surface-warm);color:var(--brand);text-decoration:none}
.drawer-nav a.is-active{background:var(--surface-warm);color:var(--brand-deep)}
.drawer-foot{padding:16px 20px 24px;border-top:1px solid var(--line)}
.drawer-foot .btn{width:100%;justify-content:center}

@media screen and (max-width:1023px){
  .main-nav{display:none}
  .menu-toggle{display:block}
  .nav-search{display:none}
  .nav-inner{height:66px;gap:16px}
  .brand-mark{font-size:20px}
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;line-height:1;
  padding:14px 26px;border-radius:999px;border:1.5px solid transparent;
  cursor:pointer;text-decoration:none;transition:all .18s ease;
  white-space:nowrap;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand-strong);color:#fff;box-shadow:0 6px 16px rgba(217,62,14,.22)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-3)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0) scale(.98)}
.btn-light{background:#fff;color:var(--brand-deep);border-color:#fff}
.btn-light:hover{background:var(--warm);color:var(--ink);border-color:var(--warm);transform:translateY(-2px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-outline-light:hover{border-color:#fff;color:#fff;transform:translateY(-2px)}
.btn-sm{padding:11px 20px;font-size:14px}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;
  color:var(--brand);background:none;border:0;padding:0;cursor:pointer;
}
.btn-text .arrow{transition:transform .18s ease}
.btn-text:hover{color:var(--brand-deep);text-decoration:underline}
.btn-text:hover .arrow{transform:translateX(3px)}

/* ============ 通用板块 ============ */
.section{padding:var(--sec-gap) 0}
.section-tight{padding:72px 0}
.sec-head{margin-bottom:44px}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;flex-wrap:wrap}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  letter-spacing:1.6px;color:var(--brand);margin-bottom:14px;text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
.sec-sub{font-size:16px;color:var(--ink-mute);max-width:760px;margin-top:14px;line-height:1.85}

/* ============ Hero ============ */
.hero{position:relative;background:#17151C;color:#fff;overflow:hidden;padding:96px 0 104px}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(23,21,28,.94) 0%,rgba(23,21,28,.82) 44%,rgba(23,21,28,.42) 100%),
    linear-gradient(0deg,rgba(240,83,42,.10),rgba(240,83,42,.10));
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .85fr;gap:56px;align-items:center}
.hero h1{color:#fff;max-width:640px}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:700;letter-spacing:1.4px;color:var(--warm);
  background:rgba(255,197,61,.12);border:1px solid rgba(255,197,61,.32);
  padding:7px 14px;border-radius:999px;margin-bottom:22px;
}
.hero-sub{
  color:rgba(255,255,255,.8);font-size:18px;line-height:1.8;max-width:560px;
  margin:20px 0 0;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-points{display:flex;flex-wrap:wrap;gap:28px;margin-top:36px;padding-top:28px;border-top:1px solid rgba(255,255,255,.14)}
.hero-points li{
  display:flex;align-items:center;gap:9px;font-size:14px;font-weight:600;color:rgba(255,255,255,.86);
}
.hero-points li::before{
  content:"";width:8px;height:8px;border-radius:2px;background:var(--brand);flex:none;
}
.hero-side{position:relative}
.hero-card{
  background:rgba(255,255,255,.97);border-radius:14px;padding:26px 26px 22px;
  box-shadow:0 24px 48px rgba(0,0,0,.28);
}
.hero-card h3{font-size:17px;margin-bottom:16px;display:flex;align-items:center;gap:9px}
.hero-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--brand)}
.hero-card li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--ink-soft);
}
.hero-card li:last-child{border-bottom:0;padding-bottom:0}
.hero-card li span:first-child{
  flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600;
}
.hero-card .tag{
  flex:none;font-size:12px;font-weight:700;color:var(--accent-deep);
  background:rgba(18,184,166,.13);border-radius:6px;padding:3px 9px;
}
.hero-card .tag.is-hot{color:var(--brand-deep);background:var(--surface-warm)}

@media screen and (max-width:1023px){
  .hero{padding:72px 0 80px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:32px}
  .hero-sub{font-size:17px}
}
@media screen and (max-width:520px){
  .hero{padding:56px 0 64px}
  .hero h1{font-size:28px}
  .hero-sub{font-size:15.5px}
  .hero-points{gap:16px}
  .hero-cta .btn{width:100%}
}

/* ============ 分类入口（不对称） ============ */
.entry-grid{display:grid;grid-template-columns:1.06fr 1fr;gap:28px}
.entry-main{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.entry-main:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);text-decoration:none}
.entry-main .thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#FBB08F,#FBF3EC)}
.entry-main .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.entry-main:hover .thumb img{transform:scale(1.03)}
.entry-main .body{padding:26px 28px 28px;display:flex;flex-direction:column;flex:1}
.entry-main .body h3{font-size:22px;color:var(--ink);margin-bottom:10px}
.entry-main .body p{font-size:14.5px;color:var(--ink-mute);margin:0 0 18px;line-height:1.8}
.entry-main .go{margin-top:auto;font-size:14.5px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:7px}
.entry-main:hover .go{color:var(--brand-deep)}
.entry-main:hover .go .arrow{transform:translateX(3px)}
.entry-main .go .arrow{transition:transform .18s ease}

.entry-list{display:grid;grid-template-rows:repeat(3,1fr);gap:20px}
.entry-row{
  display:flex;align-items:center;gap:20px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 22px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.entry-row:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);text-decoration:none}
.entry-row .thumb{
  width:96px;height:74px;flex:none;border-radius:var(--r-img);overflow:hidden;
  background:linear-gradient(135deg,#FBB08F,#FBF3EC);
}
.entry-row .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.entry-row:hover .thumb img{transform:scale(1.05)}
.entry-row .txt{flex:1;min-width:0}
.entry-row .txt h3{font-size:18px;color:var(--ink);margin-bottom:6px}
.entry-row .txt p{
  font-size:14px;color:var(--ink-mute);margin:0;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.entry-row .arrow{flex:none;font-size:18px;color:var(--brand);transition:transform .18s ease}
.entry-row:hover .arrow{transform:translateX(4px);color:var(--brand-deep)}

@media screen and (max-width:1023px){
  .entry-grid{grid-template-columns:1fr}
  .entry-list{grid-template-rows:none}
}
@media screen and (max-width:520px){
  .entry-row{flex-direction:column;align-items:flex-start;gap:14px}
  .entry-row .thumb{width:100%;height:150px}
}

/* ============ 深色数据区 ============ */
.section-dark{
  position:relative;color:#fff;overflow:hidden;
  background:linear-gradient(155deg,#17151C 0%,#2A2431 100%);
}
.section-dark::before{
  content:"";position:absolute;inset:0;background:rgba(240,83,42,.08);pointer-events:none;
}
.section-dark .grid-container{position:relative;z-index:2}
.section-dark h2{color:#fff}
.section-dark .sec-sub{color:rgba(255,255,255,.72)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:8px}
.stat{
  padding:28px 26px;border-radius:var(--r-card);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  transition:background .2s ease,transform .2s ease;
}
.stat:hover{background:rgba(255,255,255,.09);transform:translateY(-4px)}
.stat .num{
  font-size:44px;font-weight:800;line-height:1.05;color:#fff;
  font-variant-numeric:tabular-nums;letter-spacing:-1px;
  padding-bottom:12px;position:relative;
}
.stat .num::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:3px;background:var(--brand);border-radius:2px}
.stat .num em{font-style:normal;font-size:18px;font-weight:700;color:var(--warm);margin-left:4px}
.stat p{margin:16px 0 0;font-size:14px;color:rgba(255,255,255,.7);line-height:1.7}
.dark-points{display:flex;flex-wrap:wrap;gap:32px;margin-top:52px;padding-top:36px;border-top:1px solid rgba(255,255,255,.12)}
.dark-points li{display:flex;align-items:center;gap:10px;font-size:15px;color:rgba(255,255,255,.86);font-weight:600}
.dark-points li::before{content:"";width:9px;height:9px;border-radius:2px;background:var(--brand);flex:none}

@media screen and (max-width:1023px){
  .stats{grid-template-columns:repeat(2,1fr);gap:20px}
  .stat .num{font-size:36px}
}
@media screen and (max-width:520px){
  .stats{grid-template-columns:1fr}
  .dark-points{gap:18px;flex-direction:column;align-items:flex-start}
}

/* ============ 资讯列表 ============ */
.filter-chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--ink-soft);
  background:var(--surface);border:1.5px solid var(--line);
  transition:all .18s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand-deep);text-decoration:none}
.chip.is-active{background:var(--brand-strong);border-color:var(--brand-strong);color:#fff}
.chip.is-active:hover{color:#fff}

.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);text-decoration:none}
.card .thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#FBB08F,#FBF3EC)}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .thumb img{transform:scale(1.03)}
.card .body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.card h3{
  font-size:19px;color:var(--ink);line-height:1.5;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card:hover h3{color:var(--brand-deep)}
.card .desc{
  font-size:14.5px;color:var(--ink-mute);line-height:1.8;margin:0 0 18px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card .meta{
  margin-top:auto;display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  padding-top:16px;border-top:1px solid var(--line);
}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
  font-size:12.5px;font-weight:700;line-height:1;
  background:var(--surface-warm);color:var(--brand-deep);
}
.badge-accent{background:rgba(18,184,166,.13);color:var(--accent-deep)}
.card time{font-size:12.5px;color:var(--ink-mute)}
.card .read{margin-left:auto;font-size:13.5px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:5px}
.card .read .arrow{transition:transform .18s ease}
.card:hover .read .arrow{transform:translateX(3px)}

.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);padding:44px 24px;text-align:center;
}
.empty-state .icon{
  width:56px;height:56px;border-radius:16px;background:var(--surface-warm);
  display:flex;align-items:center;justify-content:center;color:var(--brand);
}
.empty-state .icon svg{width:26px;height:26px}
.empty-state strong{font-size:18px;color:var(--ink);font-weight:700}
.empty-state p{margin:0;font-size:14px;color:var(--ink-mute)}
.empty-state .btn{margin-top:6px}

.list-foot{display:flex;justify-content:center;margin-top:44px}
.page-dots{display:flex;gap:8px}
.page-dots a,.page-dots span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:42px;height:42px;border-radius:999px;font-size:14px;font-weight:700;
  background:var(--surface);border:1.5px solid var(--line);color:var(--ink-soft);
  transition:all .18s ease;
}
.page-dots a:hover{border-color:var(--brand);color:var(--brand-deep);text-decoration:none}
.page-dots .is-current{background:var(--brand-strong);border-color:var(--brand-strong);color:#fff}

@media screen and (max-width:1023px){
  .card-grid{grid-template-columns:repeat(2,1fr);gap:22px}
}
@media screen and (max-width:767px){
  .card-grid{grid-template-columns:1fr}
}

/* ============ 案例 ============ */
.case-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:28px}
.case-lead{
  display:grid;grid-template-columns:1fr 1fr;gap:0;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.case-lead:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(240,83,42,.28)}
.case-lead .thumb{overflow:hidden;min-height:280px;background:linear-gradient(135deg,#FBB08F,#FBF3EC)}
.case-lead .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.case-lead:hover .thumb img{transform:scale(1.03)}
.case-lead .body{padding:28px 28px;display:flex;flex-direction:column;justify-content:center}
.case-lead h3{font-size:21px;margin-bottom:12px}
.case-lead p{font-size:14.5px;color:var(--ink-mute);margin:0 0 20px;line-height:1.8}
.case-lead .result{
  display:inline-flex;align-items:baseline;gap:6px;
  font-size:15px;color:var(--ink-mute);
}
.case-lead .result strong{font-size:34px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1}
.case-lead .result em{font-style:normal;color:var(--ink-mute);font-size:13.5px}

.case-side{display:grid;gap:28px}
.case-mini{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.case-mini:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(240,83,42,.28);text-decoration:none}
.case-mini .thumb{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#FBB08F,#FBF3EC)}
.case-mini .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.case-mini:hover .thumb img{transform:scale(1.03)}
.case-mini .body{padding:20px 22px 22px}
.case-mini h3{font-size:18px;margin-bottom:8px}
.case-mini p{font-size:14px;color:var(--ink-mute);margin:0 0 14px;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.case-mini .result{font-size:13.5px;color:var(--ink-mute)}
.case-mini .result strong{font-size:22px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;margin-right:4px}

@media screen and (max-width:1023px){
  .case-grid{grid-template-columns:1fr}
  .case-lead{grid-template-columns:1fr}
  .case-lead .thumb{min-height:200px;aspect-ratio:16/9}
}

/* ============ 方案（编号横条） ============ */
.plan-list{border-top:1px solid var(--line)}
.plan-item{
  display:grid;grid-template-columns:120px 1fr;gap:28px;align-items:start;
  padding:36px 8px;border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.plan-item:hover{background:var(--surface-warm)}
.plan-num{
  font-size:48px;font-weight:800;line-height:1;color:var(--brand);
  font-variant-numeric:tabular-nums;letter-spacing:-2px;opacity:.85;
}
.plan-body h3{font-size:22px;margin-bottom:12px}
.plan-body p{margin:0;font-size:15px;color:var(--ink-soft);max-width:820px;line-height:1.85}
.plan-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.plan-tags span{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:6px;
  background:var(--surface);border:1px solid var(--line);font-size:12.5px;color:var(--ink-mute);font-weight:600;
}
.plan-item:hover .plan-tags span{background:#fff}

@media screen and (max-width:767px){
  .plan-item{grid-template-columns:1fr;gap:12px;padding:26px 4px}
  .plan-num{font-size:34px}
}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:.78fr 1.22fr;gap:56px;align-items:start}
.faq-aside h2{margin-bottom:18px}
.faq-aside p{font-size:15px;color:var(--ink-mute);line-height:1.85;margin-bottom:24px}
.accordion{border:0;background:transparent}
.accordion-item{
  background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--line);
  border-radius:12px;margin-bottom:14px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.accordion-item:hover{border-color:rgba(240,83,42,.28);border-left-color:var(--brand)}
.accordion-item.is-active{border-left-color:var(--brand);box-shadow:var(--shadow-2);border-color:var(--line)}
.accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:16px 22px;font-size:17px;font-weight:600;color:var(--ink);
  background:transparent;border:0;text-decoration:none;
}
.accordion-title:hover{color:var(--brand-deep);text-decoration:none}
.accordion-title::after{
  content:"";position:relative;flex:none;width:16px;height:16px;
  background:
    linear-gradient(var(--ink-mute),var(--ink-mute)) center/16px 2px no-repeat,
    linear-gradient(var(--ink-mute),var(--ink-mute)) center/2px 16px no-repeat;
  transition:transform .2s ease,opacity .2s ease;
}
.accordion-item.is-active .accordion-title::after{
  background:linear-gradient(var(--brand),var(--brand)) center/16px 2px no-repeat;
  transform:rotate(180deg);
}
.accordion-content{padding:0 22px 22px;background:transparent}
.accordion-content p{font-size:15px;line-height:1.85;color:var(--ink-soft);margin:0}
.faq-more{margin-top:20px}

@media screen and (max-width:1023px){
  .faq-wrap{grid-template-columns:1fr;gap:28px}
}

/* ============ 联系 ============ */
.contact-box{
  background:var(--surface-warm);border:1px solid var(--line);border-radius:16px;
  padding:48px;display:grid;grid-template-columns:1fr 1.06fr;gap:52px;
}
.contact-info h2{margin-bottom:14px}
.contact-info > p{font-size:15px;color:var(--ink-mute);margin-bottom:30px;line-height:1.85}
.contact-item{display:flex;gap:16px;margin-bottom:24px}
.contact-item .ico{
  width:44px;height:44px;flex:none;border-radius:12px;background:#fff;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--brand);
}
.contact-item .ico svg{width:20px;height:20px}
.contact-item h3{font-size:16px;margin-bottom:5px}
.contact-item p{margin:0;font-size:14px;color:var(--ink-mute);line-height:1.75}
.form-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:32px}
.form-row{margin-bottom:18px}
.form-row label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px}
.form-row input,.form-row select,.form-row textarea{
  width:100%;padding:14px 16px;font-size:15px;font-family:inherit;color:var(--ink-soft);
  border:1.5px solid var(--line);border-radius:var(--r-input);background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.form-row textarea{min-height:110px;resize:vertical;line-height:1.7}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(18,184,166,.16);
}
.form-row input::placeholder,.form-row textarea::placeholder{color:#A9A4B0}
.form-submit{width:100%;margin-top:6px}
.form-note{font-size:12.5px;color:var(--ink-mute);margin:14px 0 0;line-height:1.7}

@media screen and (max-width:1023px){
  .contact-box{grid-template-columns:1fr;gap:36px;padding:32px}
}
@media screen and (max-width:520px){
  .contact-box{padding:24px 20px}
  .form-card{padding:22px 18px}
}

/* ============ CTA 条 ============ */
.cta-bar{
  background:var(--ink);border-radius:16px;padding:40px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-bar::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(240,83,42,.22),rgba(240,83,42,0) 62%);
  pointer-events:none;
}
.cta-bar > *{position:relative;z-index:2}
.cta-bar h2{color:#fff;font-size:26px}
.cta-bar p{color:rgba(255,255,255,.7);font-size:15px;margin:8px 0 0}

@media screen and (max-width:767px){
  .cta-bar{padding:28px 24px;flex-direction:column;align-items:flex-start}
  .cta-bar .btn{width:100%}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:var(--sec-gap)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:44px}
.footer-brand .brand-mark{color:#fff;font-size:21px}
.footer-brand .brand-text{color:var(--warm);border-left-color:var(--warm)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);margin:18px 0 20px;max-width:300px}
.footer-thumb{
  width:100%;max-width:280px;aspect-ratio:16/10;border-radius:12px;overflow:hidden;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
}
.footer-thumb img{width:100%;height:100%;object-fit:cover}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px}
.footer-col li{margin-bottom:11px}
.footer-col a,.footer-col span{font-size:14px;color:rgba(255,255,255,.72);transition:color .18s ease,transform .18s ease;display:inline-block}
.footer-col a:hover{color:var(--warm);transform:translateX(2px);text-decoration:none}
.footer-post{display:block;font-size:14px;color:rgba(255,255,255,.72);line-height:1.65;margin-bottom:6px;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.footer-post:hover{color:var(--warm);text-decoration:none}
.footer-post-time{font-size:12px;color:rgba(255,255,255,.45)}
.footer-contact li{font-size:14px;line-height:1.8;margin-bottom:12px;color:rgba(255,255,255,.72)}
.footer-contact strong{display:block;color:#fff;font-size:13.5px;font-weight:600;margin-bottom:3px}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{margin:0;font-size:13px;color:rgba(255,255,255,.55)}
.footer-bottom a{color:rgba(255,255,255,.7);font-size:13px}
.footer-bottom a:hover{color:var(--warm)}

@media screen and (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media screen and (max-width:520px){
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* 响应式板块间距 */
@media screen and (max-width:1023px){
  :root{--sec-gap:76px}
  h1{font-size:32px}
  h2{font-size:25px}
  h3{font-size:18.5px}
  body{font-size:15.5px}
  .section-tight{padding:56px 0}
}
@media screen and (max-width:520px){
  :root{--sec-gap:56px}
  h1{font-size:28px}
  h2{font-size:22px}
  .sec-head{margin-bottom:30px}
  .sec-head-row{flex-direction:column;align-items:flex-start;gap:14px}
}

/* roulang page: article */
:root{
  --brand:#F0532A;
  --brand-strong:#D93E0E;
  --brand-deep:#B9350A;
  --accent:#12B8A6;
  --warm:#FFC53D;
  --ink:#17151C;
  --ink-soft:#3D3A45;
  --ink-mute:#6E6A78;
  --line:#E7E3DE;
  --bg:#F7F4F0;
  --surface:#FFFFFF;
  --surface-warm:#FBF3EC;
  --shadow-1:0 1px 2px rgba(23,21,28,.06);
  --shadow-2:0 8px 24px rgba(23,21,28,.08);
  --shadow-3:0 16px 34px rgba(240,83,42,.18);
  --r-card:14px;
  --r-img:12px;
  --r-badge:6px;
  --r-input:10px;
  --font:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink-soft);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--accent);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-deep);text-decoration:underline}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

.grid-container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1440px){.grid-container{max-width:1240px}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:rgba(255,255,255,.86);font-size:13px;line-height:1.7}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;flex-wrap:wrap}
.topbar-note{display:flex;align-items:center;gap:8px}
.topbar-note i{color:var(--brand)}
.topbar-links{display:flex;align-items:center;gap:18px}
.topbar-links a{color:rgba(255,255,255,.86)}
.topbar-links a:hover{color:var(--warm);text-decoration:none}
@media (max-width:640px){.topbar-note{display:none}.topbar-inner{justify-content:center}}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(23,21,28,.02);
}
.header-inner{display:flex;align-items:center;gap:28px;min-height:72px}
.brand{display:inline-flex;align-items:baseline;gap:6px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{font-size:23px;font-weight:800;color:var(--brand);letter-spacing:.5px;line-height:1}
.brand-text{font-size:15px;font-weight:700;color:var(--ink);letter-spacing:1.5px;line-height:1}

.main-nav{display:flex;align-items:center;gap:32px;margin-left:auto}
.nav-item{position:relative;display:flex;align-items:center;min-height:72px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:5px;
  font-size:15.5px;font-weight:600;color:var(--ink-soft);
  padding:8px 0;text-decoration:none;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:3px;border-radius:3px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--ink);text-decoration:none}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink)}
.nav-caret{font-size:11px;color:var(--ink-mute);transform:translateY(-1px)}

.nav-actions{display:flex;align-items:center;gap:14px}
.search-btn{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1.5px solid var(--line);background:#fff;color:var(--ink-soft);
  cursor:pointer;transition:all .18s ease;
}
.search-btn:hover{border-color:var(--brand);color:var(--brand-deep)}

/* Mega 面板 */
.mega{
  position:absolute;top:70px;left:-28px;width:840px;
  background:#fff;border-radius:16px;border-top:3px solid var(--brand);
  box-shadow:var(--shadow-2);padding:26px 28px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .16s ease,transform .16s ease,visibility .16s ease;
  z-index:70;
}
.nav-item:hover .mega,.nav-item:focus-within .mega{opacity:1;visibility:visible;transform:translateY(0)}
.mega-grid{display:grid;grid-template-columns:1.05fr 1fr 1.15fr;gap:26px}
.mega-col-title{font-size:13px;font-weight:700;color:var(--ink-mute);letter-spacing:.5px;margin-bottom:12px}
.mega-links li{margin-bottom:2px}
.mega-links a{
  display:inline-block;font-size:15px;font-weight:500;color:var(--ink-soft);
  padding:6px 0;transition:transform .18s ease,color .18s ease;
}
.mega-links a:hover{color:var(--brand);transform:translateX(2px);text-decoration:none}
.mega-post{display:block;padding:8px 0;border-bottom:1px dashed var(--line);text-decoration:none}
.mega-post:last-child{border-bottom:0}
.mega-post strong{display:block;font-size:15px;font-weight:600;color:var(--ink-soft);line-height:1.55;margin-bottom:2px}
.mega-post time{font-size:12px;color:var(--ink-mute)}
.mega-post:hover strong{color:var(--brand)}
.mega-post:hover{text-decoration:none}
.mega-card{display:block;border:1px solid var(--line);border-radius:12px;overflow:hidden;text-decoration:none;transition:all .22s ease}
.mega-card:hover{border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);transform:translateY(-2px);text-decoration:none}
.mega-card .thumb{aspect-ratio:16/10;overflow:hidden}
.mega-card .thumb img{width:100%;height:100%;object-fit:cover}
.mega-card-body{padding:12px 14px}
.mega-card-body strong{display:block;font-size:15px;color:var(--ink);line-height:1.5}
.mega-card-body span{font-size:13px;color:var(--brand);font-weight:600}

.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1.5px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;cursor:pointer;
}

@media (max-width:1023px){
  .nav-toggle{display:inline-flex}
  .main-nav{
    position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);
    background:#fff;flex-direction:column;align-items:stretch;gap:0;
    margin-left:0;padding:20px 20px 40px;overflow-y:auto;
    transform:translateX(102%);transition:transform .24s ease;z-index:90;
    box-shadow:-10px 0 32px rgba(23,21,28,.14);
  }
  body.nav-open .main-nav{transform:translateX(0)}
  .nav-item{display:block;min-height:0;border-bottom:1px solid var(--line)}
  .nav-item:last-child{border-bottom:0}
  .nav-link{display:flex;justify-content:space-between;width:100%;min-height:48px;font-size:16px;align-items:center}
  .nav-link::after{display:none}
  .nav-link.is-active{color:var(--brand-deep)}
  .mega{
    position:static;width:auto;opacity:1;visibility:visible;transform:none;
    box-shadow:none;border-radius:12px;border-top:0;padding:12px 0 16px;
    display:none;
  }
  .nav-item:hover .mega,.nav-item:focus-within .mega{display:block}
  .mega-grid{grid-template-columns:1fr;gap:18px}
  .nav-actions{margin-left:auto}
  .search-btn{display:none}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;text-decoration:none;
  border-radius:999px;padding:14px 26px;border:1.5px solid transparent;
  cursor:pointer;transition:all .18s ease;min-height:46px;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand-strong);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-3)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);background:#fff}
.btn-light{background:#fff;color:var(--brand-deep);border-color:#fff}
.btn-light:hover{background:var(--warm);color:var(--ink);border-color:var(--warm)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-weight:600;font-size:15px;
}
.btn-text i{transition:transform .18s ease}
.btn-text:hover{color:var(--brand-deep);text-decoration:underline}
.btn-text:hover i{transform:translateX(3px)}

/* ---------- 徽章 & 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:var(--r-badge);font-size:12.5px;font-weight:600;
  background:var(--surface-warm);color:var(--brand-deep);
}
.badge-accent{background:rgba(18,184,166,.12);color:#0B7F73}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--surface-warm);border-bottom:1px solid var(--line)}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:14px;line-height:1.7;color:var(--ink-mute);padding:14px 0}
.crumb a{color:var(--ink-mute)}
.crumb a:hover{color:var(--brand);text-decoration:none}
.crumb .sep{color:#C6C0B8}
.crumb .mid{color:var(--ink-soft)}
.crumb .cur{color:var(--ink);font-weight:600;max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头 ---------- */
.article-hero{background:linear-gradient(180deg,#FBF3EC 0%,#F7F4F0 100%);padding:38px 0 44px;border-bottom:1px solid var(--line)}
.article-hero .badge{margin-bottom:16px}
.article-title{
  font-size:30px;font-weight:800;line-height:1.28;color:var(--ink);
  letter-spacing:-.2px;max-width:900px;
}
@media (min-width:768px){.article-title{font-size:36px}}
@media (min-width:1024px){.article-title{font-size:40px}}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:18px;font-size:13.5px;color:var(--ink-mute);
}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#CFC9C1}
.meta-row i{color:var(--brand);margin-right:4px}
.article-cover{margin-top:26px;border-radius:14px;overflow:hidden;box-shadow:var(--shadow-1)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-figcaption{font-size:13px;color:var(--ink-mute);text-align:center;margin-top:10px}

/* ---------- 主体布局 ---------- */
.article-layout{display:grid;grid-template-columns:1fr;gap:36px;padding:44px 0 76px}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:52px;padding:56px 0 88px}
}
.article-main{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px 22px;box-shadow:var(--shadow-1);
}
@media (min-width:768px){.article-main{padding:40px 44px}}
@media (min-width:1024px){.article-main{padding:44px 48px}}

.article-body{font-size:17px;line-height:1.9;color:var(--ink-soft)}
.article-body p{margin:0 0 1.25em}
.article-body h2{
  position:relative;font-size:21px;font-weight:700;color:var(--ink);
  margin:40px 0 14px;padding-left:14px;line-height:1.45;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.26em;bottom:.26em;width:4px;
  border-radius:2px;background:var(--brand);
}
.article-body h3{font-size:18px;font-weight:600;color:var(--ink);margin:28px 0 10px}
.article-body ul,.article-body ol{padding-left:1.4em;margin:0 0 1.25em}
.article-body ul li{list-style:disc}
.article-body ol li{list-style:decimal}
.article-body li{margin-bottom:8px;line-height:1.9}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;background:var(--surface-warm);
  border-left:4px solid var(--brand);border-radius:0 12px 12px 0;color:var(--ink-soft);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:24px auto;box-shadow:var(--shadow-1)}
.article-body a{color:var(--accent);text-decoration:underline}
.article-body a:hover{color:var(--brand-deep)}
.article-body strong{color:var(--ink);font-weight:700}
.article-body table{
  width:100%;border-collapse:collapse;background:var(--surface-warm);
  border-radius:12px;overflow:hidden;font-size:15px;margin:24px 0;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;line-height:1.75}
.article-body th{background:#F3E9E0;color:var(--ink);font-weight:700;white-space:nowrap}
.article-body tr:last-child td{border-bottom:0}
.article-body > *:first-child{margin-top:0}

/* 标签 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;
  border-radius:8px;font-size:13px;font-weight:600;
  background:var(--surface-warm);color:var(--brand-deep);
  transition:all .18s ease;
}
.tag:hover{background:var(--brand);color:#fff;text-decoration:none}

/* 上一篇 / 下一篇 */
.post-nav{display:grid;grid-template-columns:1fr;gap:16px;margin-top:34px}
@media (min-width:768px){.post-nav{grid-template-columns:1fr 1fr}}
.post-nav-card{
  display:block;padding:20px;border:1px solid var(--line);border-radius:14px;
  background:#fff;text-decoration:none;transition:all .22s ease;
}
.post-nav-card:hover{border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);transform:translateY(-3px);text-decoration:none}
.post-nav-card span{font-size:13px;color:var(--ink-mute);display:block;margin-bottom:6px}
.post-nav-card strong{display:block;font-size:16px;color:var(--ink);line-height:1.55;margin-bottom:8px}
.post-nav-card time{font-size:12.5px;color:var(--ink-mute)}
.post-nav-card.next{text-align:right}

/* ---------- 侧栏 ---------- */
.article-side{display:flex;flex-direction:column;gap:20px}
@media (min-width:1024px){
  .article-side{position:sticky;top:96px;align-self:start}
}
.side-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow-1);
}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.side-list li{padding:9px 0;border-bottom:1px dashed var(--line)}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list a{display:block;font-size:14.5px;color:var(--ink-soft);line-height:1.6;font-weight:500}
.side-list a:hover{color:var(--brand);text-decoration:none}
.side-list time{font-size:12px;color:var(--ink-mute)}
.side-cats li{margin-bottom:4px}
.side-cats a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:44px;padding:0 14px;border-radius:10px;font-size:14.5px;font-weight:600;
  color:var(--ink-soft);background:var(--surface-warm);transition:all .18s ease;
}
.side-cats a:hover{background:var(--brand);color:#fff;text-decoration:none;transform:translateX(2px)}

/* ---------- 相关推荐 ---------- */
.related{padding:0 0 76px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.section-head h2{font-size:26px;font-weight:700}
.section-head .sub{font-size:14.5px;color:var(--ink-mute);margin-top:6px}
@media (min-width:768px){.section-head h2{font-size:30px}}

.post-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:640px){.post-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.post-grid{grid-template-columns:repeat(3,1fr)}}
.post-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
  text-decoration:none;
}
.post-card:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);text-decoration:none}
.post-thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#FBE6DA,#FBF3EC)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.post-card:hover .post-thumb img{transform:scale(1.03)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{
  font-size:18px;font-weight:700;line-height:1.5;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card:hover h3{color:var(--brand-deep)}
.post-body p{
  font-size:14.5px;color:var(--ink-soft);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1;
}
.post-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:4px}
.post-foot time{font-size:12.5px;color:var(--ink-mute)}
.post-more{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:5px}
.post-more i{transition:transform .18s ease}
.post-card:hover .post-more i{transform:translateX(3px)}

/* ---------- 空态 ---------- */
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;gap:12px;padding:36px 24px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--shadow-1);
}
.empty-icon{
  width:64px;height:64px;border-radius:18px;display:flex;align-items:center;justify-content:center;
  background:var(--surface-warm);color:var(--brand);font-size:24px;
}
.empty-state h2{font-size:19px;font-weight:700}
.empty-state p{font-size:14.5px;color:var(--ink-mute);max-width:420px;line-height:1.8}

/* ---------- FAQ ---------- */
.faq-wrap{padding:0 0 76px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--line);
  border-radius:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-left-color:var(--brand);box-shadow:var(--shadow-2)}
.faq-item summary{
  list-style:none;cursor:pointer;min-height:56px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:10px 20px;font-size:17px;font-weight:600;color:var(--ink-soft);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";flex:0 0 auto;width:14px;height:14px;position:relative;
  background:
    linear-gradient(var(--brand),var(--brand)) center/14px 2px no-repeat,
    linear-gradient(var(--brand),var(--brand)) center/2px 14px no-repeat;
  transition:transform .2s ease;
}
.faq-item[open] summary{color:var(--ink)}
.faq-item[open] summary::after{
  background:linear-gradient(var(--brand),var(--brand)) center/14px 2px no-repeat;
  transform:rotate(180deg);
}
.faq-answer{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--ink-soft)}

/* ---------- CTA 条 ---------- */
.cta-band{background:var(--ink);color:#fff;padding:44px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:24px;font-weight:700;line-height:1.4}
.cta-band p{color:rgba(255,255,255,.72);font-size:14.5px;margin-top:8px;max-width:560px}
@media (min-width:768px){.cta-band h2{font-size:28px}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.86);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;padding-bottom:44px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1.2fr 1.1fr;gap:40px}}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-mark{color:var(--warm)}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);max-width:340px}
.footer-thumb{margin-top:18px;border-radius:12px;overflow:hidden;max-width:280px}
.footer-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px;font-size:14px;line-height:1.75;color:rgba(255,255,255,.72)}
.footer-col ul li a{color:rgba(255,255,255,.72);transition:all .18s ease;display:inline-block}
.footer-col ul li a:hover{color:var(--warm);transform:translateX(2px);text-decoration:none}
.footer-post-time{display:block;font-size:12px;color:rgba(255,255,255,.45)}
.footer-contact strong{display:block;color:#fff;font-size:14px;font-weight:600;margin-bottom:2px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:var(--warm);text-decoration:none}

/* 图片缺失占位 */
.thumb-ph{
  width:100%;height:100%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#FBE6DA 0%,#FBF3EC 100%);color:var(--brand);font-size:22px;
}

/* roulang page: category1 */
:root{
  --brand:#F0532A;
  --brand-strong:#D93E0E;
  --brand-deep:#B9350A;
  --accent:#12B8A6;
  --warm:#FFC53D;
  --ink:#17151C;
  --ink-soft:#3D3A45;
  --ink-mute:#6E6A78;
  --line:#E7E3DE;
  --bg:#F7F4F0;
  --surface:#FFFFFF;
  --surface-warm:#FBF3EC;
  --radius-card:14px;
  --radius-img:12px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(23,21,28,.06);
  --shadow-2:0 8px 24px rgba(23,21,28,.08);
  --shadow-3:0 16px 34px rgba(240,83,42,.18);
  --font:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-soft);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--accent);text-decoration:none;transition:color .18s ease,background-color .18s ease;}
a:hover{color:var(--brand-deep);}
p{margin:0 0 1.15em;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-family:var(--font);}
h1{font-size:42px;line-height:1.25;font-weight:800;letter-spacing:-.4px;}
h2{font-size:30px;line-height:1.35;font-weight:700;margin-top:1.6em;margin-bottom:.6em;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
ul,ol{margin:0 0 1.2em;padding-left:1.2em;}
li{margin-bottom:.5em;line-height:1.9;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
summary{list-style:none;cursor:pointer;}
summary::-webkit-details-marker{display:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}

/* 布局容器 */
.grid-container{max-width:var(--maxw);margin:0 auto;padding-left:28px;padding-right:28px;width:100%;}
@media (min-width:1440px){.grid-container{max-width:1280px;}}
.section{padding:104px 0;}
.section-tight{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head h2{margin:0;}
.section-desc{color:var(--ink-mute);font-size:15px;max-width:620px;margin:10px 0 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:1px;
  color:var(--brand-deep);background:var(--surface-warm);
  padding:6px 12px;border-radius:var(--radius-badge);
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--brand);}

/* 顶部信息条 */
.topbar{background:var(--ink);color:rgba(255,255,255,.86);font-size:13px;}
.topbar .grid-container{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px;}
.topbar a{color:rgba(255,255,255,.86);}
.topbar a:hover{color:var(--warm);}
.topbar-links{display:flex;gap:18px;}

/* 站点头部 */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:28px;height:74px;}
.brand{display:inline-flex;align-items:baseline;gap:6px;text-decoration:none;flex:0 0 auto;}
.brand-mark{font-size:23px;font-weight:800;color:var(--brand-strong);letter-spacing:-.5px;}
.brand-text{font-size:15px;font-weight:600;color:var(--ink);}
.brand:hover .brand-text{color:var(--brand-deep);}

.main-nav{display:flex;align-items:center;gap:32px;flex:1 1 auto;}
.nav-item{position:relative;}
.nav-link{
  display:inline-flex;align-items:center;gap:5px;
  font-size:15px;font-weight:600;color:var(--ink-soft);
  padding:26px 0 23px;border-bottom:3px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.nav-link:hover{color:var(--ink);}
.nav-link.is-active{color:var(--ink);border-bottom-color:var(--brand);}
.nav-caret{font-size:11px;color:var(--ink-mute);}

.mega{
  position:absolute;top:calc(100% - 6px);left:-300px;width:760px;
  background:#fff;border-radius:16px;border-top:3px solid var(--brand);
  box-shadow:var(--shadow-2);padding:24px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .16s ease,transform .16s ease,visibility .16s ease;
  z-index:90;
}
.nav-item:hover .mega,.nav-item:focus-within .mega{opacity:1;visibility:visible;transform:translateY(0);}
.mega-grid{display:grid;grid-template-columns:1.05fr 1fr .95fr;gap:26px;}
.mega-col-title{font-size:13px;font-weight:700;color:var(--ink-mute);letter-spacing:1px;margin-bottom:12px;}
.mega-links{list-style:none;margin:0;padding:0;}
.mega-links li{margin:0;}
.mega-links a{display:inline-block;font-size:15px;color:var(--ink-soft);padding:6px 0;transition:transform .16s ease,color .16s ease;}
.mega-links a:hover{color:var(--brand-deep);transform:translateX(2px);}
.mega-post{display:block;padding:10px 0;border-bottom:1px dashed var(--line);}
.mega-post strong{display:block;font-size:15px;font-weight:600;color:var(--ink-soft);line-height:1.55;}
.mega-post time{display:block;font-size:12px;color:var(--ink-mute);margin-top:2px;}
.mega-post:hover strong{color:var(--brand-deep);}
.mega-card{display:block;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;}
.mega-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(240,83,42,.28);}
.mega-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--surface-warm);}
.mega-card .thumb img{width:100%;height:100%;object-fit:cover;}
.mega-card-body{padding:12px 14px 14px;}
.mega-card-body strong{display:block;font-size:15px;color:var(--ink);font-weight:600;}
.mega-card-body span{display:inline-flex;align-items:center;gap:4px;font-size:13px;color:var(--brand-deep);margin-top:4px;}

.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.search-box{display:flex;align-items:center;gap:8px;border:1.5px solid var(--line);border-radius:999px;padding:6px 14px;background:var(--surface);}
.search-box input{border:0;outline:none;background:transparent;width:120px;font-size:14px;color:var(--ink);}
.search-box input::placeholder{color:var(--ink-mute);}
.search-box button{border:0;background:transparent;color:var(--brand-strong);font-size:14px;font-weight:700;padding:0;}
.hamburger{
  display:none;width:44px;height:44px;border:1.5px solid var(--line);border-radius:10px;
  background:var(--surface);align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;padding:14px 26px;border-radius:999px;
  border:1.5px solid transparent;transition:all .18s ease;text-align:center;
}
.btn-primary{background:var(--brand-strong);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-3);}
.btn-primary:active{transform:translateY(0) scale(.98);box-shadow:var(--shadow-1);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0) scale(.98);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-deep);
  background:none;border:0;padding:6px 0;
}
.btn-text .arrow{transition:transform .18s ease;}
.btn-text:hover{color:var(--brand-deep);text-decoration:underline;}
.btn-text:hover .arrow{transform:translateX(3px);}

/* 面包屑 */
.breadcrumb-wrap{background:var(--bg);border-bottom:1px solid var(--line);}
.breadcrumb{display:flex;align-items:center;gap:8px;padding:16px 0;font-size:14px;color:var(--ink-mute);list-style:none;margin:0;flex-wrap:wrap;}
.breadcrumb li{margin:0;display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:var(--line);}
.breadcrumb a{color:var(--ink-mute);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .current{color:var(--ink);font-weight:600;}

/* 分类页首屏 */
.cat-hero{
  background:linear-gradient(180deg,#FFF9F5 0%,var(--bg) 100%);
  padding:64px 0 56px;border-bottom:1px solid var(--line);
}
.cat-hero-grid{display:flex;gap:56px;align-items:center;}
.cat-hero-text{flex:1 1 0;min-width:0;}
.cat-hero-text h1{margin:18px 0 18px;}
.cat-hero-text .lead{font-size:18px;line-height:1.85;color:var(--ink-soft);max-width:620px;}
.cat-hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px;}
.cat-hero-media{flex:0 0 440px;position:relative;}
.cat-hero-media .photo{aspect-ratio:4/3;border-radius:16px;overflow:hidden;box-shadow:var(--shadow-2);background:linear-gradient(135deg,#FFE3D5,#FBF3EC);}
.cat-hero-media .photo img{width:100%;height:100%;object-fit:cover;}
.cat-hero-note{
  position:absolute;right:-16px;bottom:-22px;background:#fff;border-radius:14px;box-shadow:var(--shadow-2);
  padding:14px 18px;border-left:4px solid var(--brand);
}
.cat-hero-note strong{display:block;font-size:20px;font-weight:800;color:var(--brand-strong);}
.cat-hero-note span{font-size:13px;color:var(--ink-mute);}

/* 锚点导航 */
.anchor-bar{
  position:sticky;top:74px;z-index:60;
  background:rgba(247,244,240,.95);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.anchor-scroll{display:flex;gap:10px;padding:14px 0;overflow-x:auto;scrollbar-width:none;}
.anchor-scroll::-webkit-scrollbar{display:none;}
.anchor-pill{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--ink-soft);
  background:#fff;border:1.5px solid var(--line);border-radius:999px;padding:9px 18px;
  transition:all .18s ease;white-space:nowrap;
}
.anchor-pill:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px);}
.anchor-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);}

/* 图文交错 */
.split{display:flex;gap:56px;align-items:center;}
.split+.split{margin-top:96px;}
.split.reverse{flex-direction:row-reverse;}
.split-media{flex:0 0 480px;}
.split-media .photo{aspect-ratio:16/11;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);background:linear-gradient(135deg,#FFE3D5,#FBF3EC);}
.split-media .photo img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.split-media:hover .photo img{transform:scale(1.03);}
.split-media figcaption{font-size:13px;color:var(--ink-mute);margin-top:10px;text-align:center;}
.split-body{flex:1 1 0;min-width:0;}
.split-body h2{margin-top:0;margin-bottom:.55em;}
.split-body h3{font-size:18px;margin:24px 0 10px;color:var(--ink);}
.check-list{list-style:none;margin:20px 0 0;padding:0;}
.check-list li{position:relative;padding-left:30px;font-size:15.5px;color:var(--ink-soft);margin-bottom:12px;}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:5px;
  background:var(--surface-warm);border:1.5px solid rgba(240,83,42,.4);
}
.check-list li::after{
  content:"";position:absolute;left:5px;top:14px;width:6px;height:3px;
  border-left:2px solid var(--brand-strong);border-bottom:2px solid var(--brand-strong);transform:rotate(-45deg);
}
.step-list{counter-reset:step;list-style:none;margin:22px 0 0;padding:0;}
.step-list li{counter-increment:step;position:relative;padding-left:44px;margin-bottom:16px;font-size:15.5px;}
.step-list li::before{
  content:counter(step,decimal-leading-zero);position:absolute;left:0;top:2px;
  font-size:14px;font-weight:800;color:#fff;background:var(--brand-strong);
  width:28px;height:28px;border-radius:9px;display:flex;align-items:center;justify-content:center;
}
.inline-note{
  background:var(--surface-warm);border-left:4px solid var(--brand);border-radius:0 10px 10px 0;
  padding:16px 20px;font-size:15px;color:var(--ink-soft);margin:22px 0 0;
}

/* 要点卡 */
.feature-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.feature-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 26px;transition:all .22s ease;box-shadow:var(--shadow-1);
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);}
.feature-icon{
  width:48px;height:48px;border-radius:12px;background:var(--surface-warm);
  display:flex;align-items:center;justify-content:center;color:var(--brand-strong);margin-bottom:18px;
}
.feature-card h3{margin-bottom:10px;}
.feature-card p{font-size:14.5px;color:var(--ink-soft);margin:0;}

/* 场景列表 */
.scene-list{border-top:1px solid var(--line);}
.scene-item{
  display:flex;gap:32px;align-items:flex-start;padding:30px 0;border-bottom:1px solid var(--line);
  transition:background-color .18s ease;
}
.scene-item:nth-child(even){flex-direction:row-reverse;}
.scene-num{font-size:40px;font-weight:800;color:var(--brand);line-height:1;flex:0 0 auto;letter-spacing:-1px;}
.scene-body{flex:1 1 0;min-width:0;}
.scene-body h3{margin-bottom:8px;}
.scene-body p{margin:0;font-size:15px;color:var(--ink-soft);}

/* FAQ */
.faq-wrap{background:var(--surface-warm);border-radius:16px;padding:56px 48px;}
.faq-list{display:grid;gap:14px;margin-top:32px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--line);
  border-radius:12px;transition:border-color .2s ease,box-shadow .2s ease;overflow:hidden;
}
.faq-item[open]{border-left-color:var(--brand);box-shadow:var(--shadow-1);}
.faq-q{
  position:relative;font-size:17px;font-weight:600;color:var(--ink);
  padding:20px 64px 20px 24px;min-height:56px;display:flex;align-items:center;
}
.faq-q::before,.faq-q::after{
  content:"";position:absolute;right:24px;top:50%;background:var(--brand);border-radius:2px;transition:transform .22s ease;
}
.faq-q::before{width:14px;height:2px;margin-top:-1px;}
.faq-q::after{width:2px;height:14px;margin-top:-7px;}
.faq-item[open] .faq-q::after{transform:scaleY(0);}
.faq-a{padding:0 64px 22px 24px;font-size:15px;line-height:1.85;color:var(--ink-soft);}
.faq-a p:last-child{margin-bottom:0;}

/* 中部文字 CTA */
.mid-cta{display:flex;justify-content:center;padding:8px 0 0;}

/* 相关分类 */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.rel-card{
  display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;transition:all .22s ease;box-shadow:var(--shadow-1);
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);}
.rel-card .thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#FFE3D5,#FBF3EC);}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease;}
.rel-card:hover .thumb img{transform:scale(1.03);}
.rel-card .body{padding:20px 22px 24px;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--radius-badge);
  background:var(--surface-warm);color:var(--brand-deep);font-size:12.5px;font-weight:600;
}
.rel-card h3{font-size:19px;margin:12px 0 8px;line-height:1.5;}
.rel-card p{font-size:14.5px;color:var(--ink-soft);margin:0 0 14px;}

/* CTA 条 */
.cta-band{background:var(--ink);border-radius:16px;padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;position:relative;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(240,83,42,.22),rgba(240,83,42,0) 62%);pointer-events:none;
}
.cta-band-text{position:relative;z-index:1;}
.cta-band-text strong{display:block;color:#fff;font-size:24px;font-weight:700;line-height:1.4;}
.cta-band-text span{display:block;color:rgba(255,255,255,.72);font-size:15px;margin-top:8px;}
.cta-band .btn{position:relative;z-index:1;background:#fff;color:var(--brand-deep);}
.cta-band .btn:hover{background:var(--warm);color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-3);}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);margin-top:104px;padding-top:72px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:44px;}
.footer-brand .brand-mark{color:var(--warm);}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.85;margin:16px 0 20px;color:rgba(255,255,255,.72);}
.footer-thumb{aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:rgba(255,255,255,.06);}
.footer-thumb img{width:100%;height:100%;object-fit:cover;}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px;}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:12px;font-size:14px;line-height:1.7;}
.footer-col a{color:rgba(255,255,255,.72);transition:all .18s ease;display:inline-block;}
.footer-col a:hover{color:var(--warm);transform:translateX(2px);}
.footer-post-time{display:block;font-size:12.5px;color:rgba(255,255,255,.45);}
.footer-contact strong{display:block;color:#fff;font-size:14px;font-weight:600;}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  text-align:center;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom p{margin:0;}

/* 移动端抽屉 */
.mobile-drawer{display:none;background:#fff;border-bottom:1px solid var(--line);padding:12px 0 22px;}
.mobile-drawer.is-open{display:block;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;font-size:16px;font-weight:600;color:var(--ink-soft);
  border-bottom:1px solid var(--line);
}
.drawer-link.is-active{color:var(--brand-deep);}
.drawer-sub{list-style:none;margin:0;padding:8px 0 12px 14px;}
.drawer-sub li{margin:0;}
.drawer-sub a{display:flex;align-items:center;min-height:44px;font-size:15px;color:var(--ink-mute);}
.drawer-search{display:flex;gap:10px;margin-top:18px;}
.drawer-search input{flex:1 1 auto;border:1.5px solid var(--line);border-radius:10px;padding:12px 14px;outline:none;color:var(--ink);}
.drawer-search input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(18,184,166,.16);}

@media (max-width:1279px){
  .mega{width:700px;left:-340px;}
  h1{font-size:38px;}
}
@media (max-width:1024px){
  .main-nav{display:none;}
  .search-box{display:none;}
  .hamburger{display:inline-flex;}
  .header-inner{height:64px;gap:16px;}
  .anchor-bar{top:64px;}
  .section{padding:76px 0;}
  .cat-hero-grid{flex-direction:column;gap:36px;align-items:stretch;}
  .cat-hero-media{flex:0 0 auto;}
  .cat-hero-media .photo{aspect-ratio:16/9;}
  .cat-hero-note{right:12px;bottom:-18px;}
  .split,.split.reverse{flex-direction:column;gap:32px;}
  .split+.split{margin-top:72px;}
  .split-media{flex:0 0 auto;width:100%;}
  .feature-cards{grid-template-columns:repeat(2,1fr);}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .faq-wrap{padding:40px 28px;}
}
@media (max-width:768px){
  h1{font-size:29px;}
  h2{font-size:23px;}
  h3{font-size:18px;}
  body{font-size:15.5px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .section{padding:52px 0;}
  .section-tight{padding:40px 0;}
  .topbar .grid-container{height:32px;font-size:12px;}
  .topbar-links{gap:12px;}
  .feature-cards,.rel-grid{grid-template-columns:1fr;}
  .scene-item,.scene-item:nth-child(even){flex-direction:row;gap:18px;}
  .scene-num{font-size:30px;}
  .faq-q{font-size:16px;padding:18px 56px 18px 18px;}
  .faq-a{padding:0 56px 20px 18px;}
  .cta-band{padding:32px 24px;}
  .cta-band-text strong{font-size:20px;}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .site-footer{margin-top:56px;padding-top:52px;}
}
@media (max-width:520px){
  h1{font-size:26px;}
  .cat-hero{padding:40px 0 44px;}
  .cat-hero-text .lead{font-size:16px;}
  .cat-hero-cta .btn{width:100%;}
  .cat-hero-note{position:static;margin-top:16px;right:auto;bottom:auto;}
  .brand-mark{font-size:20px;}
  .brand-text{font-size:13.5px;}
}

/* roulang page: category3 */
:root{
  --brand:#F0532A;
  --brand-strong:#D93E0E;
  --brand-deep:#B9350A;
  --accent:#12B8A6;
  --accent-deep:#0C8C7E;
  --warm:#FFC53D;
  --ink:#17151C;
  --ink-soft:#3D3A45;
  --ink-mute:#6E6A78;
  --line:#E7E3DE;
  --bg:#F7F4F0;
  --surface:#FFFFFF;
  --surface-warm:#FBF3EC;
  --shadow-1:0 1px 2px rgba(23,21,28,.06);
  --shadow-2:0 8px 24px rgba(23,21,28,.08);
  --shadow-3:0 16px 34px rgba(240,83,42,.18);
  --r-card:14px;
  --r-img:12px;
  --r-badge:6px;
  --r-pill:999px;
  --r-input:10px;
  --font:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-soft);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-deep);text-decoration:none;background-color:transparent;}
a:hover{color:var(--brand-strong);text-decoration:underline;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
}
h1,h2,h3,h4{color:var(--ink);margin:0;font-family:var(--font);}
h1{font-size:42px;line-height:1.25;font-weight:800;letter-spacing:.5px;}
h2{font-size:30px;line-height:1.35;font-weight:700;}
h3{font-size:21px;line-height:1.5;font-weight:600;}
h4{font-size:15px;font-weight:600;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
time{font-variant-numeric:tabular-nums;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* 容器 */
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;}
.site-wrap{max-width:1200px;margin:0 auto;padding:0 20px;}

/* 顶部信息条 */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);font-size:13px;line-height:1.6;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;flex-wrap:wrap;}
.topbar-inner span{color:rgba(255,255,255,.82);}
.topbar-links{display:flex;align-items:center;gap:18px;}
.topbar-links a{color:rgba(255,255,255,.9);font-size:13px;}
.topbar-links a:hover{color:var(--warm);text-decoration:none;}

/* 头部与导航 */
.site-header{position:sticky;top:0;z-index:80;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:var(--shadow-1);}
.nav-shell{display:flex;align-items:center;gap:28px;min-height:72px;}
.brand{display:flex;align-items:baseline;gap:6px;flex:none;text-decoration:none;}
.brand:hover{text-decoration:none;}
.brand-mark{font-size:22px;font-weight:800;color:var(--ink);letter-spacing:1px;line-height:1;}
.brand-text{font-size:13px;font-weight:600;color:var(--brand-deep);letter-spacing:.5px;line-height:1;}
.main-nav{display:flex;align-items:center;gap:32px;margin-left:8px;}
.nav-item{position:relative;}
.nav-link{
  display:inline-flex;align-items:center;gap:4px;
  font-size:16px;font-weight:600;color:var(--ink-soft);
  padding:24px 0;border-bottom:3px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.nav-link:hover{color:var(--brand-deep);text-decoration:none;}
.nav-link.is-active{color:var(--ink);border-bottom-color:var(--brand);}
.nav-caret{font-size:11px;color:var(--ink-mute);transform:translateY(1px);}
.nav-item:hover .nav-caret{color:var(--brand);}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-search{position:relative;}
.nav-search input{
  width:196px;height:40px;border:1.5px solid var(--line);border-radius:var(--r-pill);
  padding:0 16px;font-size:14px;color:var(--ink);background:var(--bg);font-family:var(--font);
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.nav-search input::placeholder{color:var(--ink-mute);}
.nav-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(18,184,166,.18);background:#fff;}

/* Mega 面板 */
.mega{
  position:absolute;top:100%;left:50%;width:800px;
  transform:translate(-50%,6px);
  background:var(--surface);border-radius:16px;border-top:3px solid var(--brand);
  box-shadow:var(--shadow-2);padding:24px;
  opacity:0;visibility:hidden;transition:opacity .16s ease,transform .16s ease;
  z-index:90;
}
.nav-item:hover .mega,.nav-item:focus-within .mega{opacity:1;visibility:visible;transform:translate(-50%,0);}
.mega-grid{display:grid;grid-template-columns:1.05fr 1.15fr .95fr;gap:26px;}
.mega-col-title{font-size:14px;font-weight:600;color:var(--ink);margin-bottom:12px;}
.mega-links li{margin-bottom:10px;}
.mega-links a{font-size:16px;color:var(--ink-soft);display:inline-block;transition:transform .18s ease,color .18s ease;}
.mega-links a:hover{color:var(--brand-deep);transform:translateX(2px);text-decoration:none;}
.mega-post{display:block;padding:8px 0;border-bottom:1px dashed var(--line);}
.mega-post:last-child{border-bottom:0;}
.mega-post strong{display:block;font-size:15px;font-weight:600;color:var(--ink);line-height:1.5;margin-bottom:2px;}
.mega-post time{font-size:12px;color:var(--ink-mute);}
.mega-card{display:block;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--surface-warm);transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;}
.mega-card:hover{transform:translateY(-2px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);text-decoration:none;}
.mega-card .thumb{aspect-ratio:16/10;overflow:hidden;}
.mega-card .thumb img{width:100%;height:100%;object-fit:cover;}
.mega-card-body{padding:12px 14px;}
.mega-card-body strong{display:block;font-size:15px;color:var(--ink);margin-bottom:4px;}
.mega-card-body span{font-size:13px;color:var(--brand-deep);}

/* 移动端导航开关 */
.nav-toggle{
  display:none;width:44px;height:44px;border:1.5px solid var(--line);border-radius:12px;
  background:var(--surface);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle .bar{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.nav-toggle:hover{border-color:var(--brand);}
.nav-drawer{
  display:none;position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);
  background:var(--surface);z-index:130;padding:20px;overflow-y:auto;
  transform:translateX(100%);transition:transform .24s ease;box-shadow:var(--shadow-2);
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-mask{display:none;position:fixed;inset:0;background:rgba(23,21,28,.5);z-index:120;opacity:0;transition:opacity .24s ease;}
.drawer-mask.is-open{opacity:1;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{
  width:40px;height:40px;border-radius:12px;border:1.5px solid var(--line);background:#fff;
  font-size:18px;line-height:1;color:var(--ink);cursor:pointer;
}
.drawer-close:hover{border-color:var(--brand);color:var(--brand-deep);}
.drawer-list>li{border-bottom:1px solid var(--line);}
.drawer-list a{
  display:flex;align-items:center;min-height:48px;font-size:16px;font-weight:600;color:var(--ink-soft);
}
.drawer-list a:hover,.drawer-list a.is-active{color:var(--brand-deep);text-decoration:none;}
.drawer-sub{padding:4px 0 12px 12px;}
.drawer-sub li{margin-bottom:2px;}
.drawer-sub a{min-height:44px;font-size:15px;font-weight:400;color:var(--ink-mute);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font);font-size:15px;font-weight:600;line-height:1;
  padding:15px 28px;border-radius:var(--r-pill);border:1.5px solid transparent;
  cursor:pointer;text-decoration:none;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--brand-strong);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-3);}
.btn-primary:active{transform:translateY(0) scale(.98);box-shadow:var(--shadow-1);}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0) scale(.98);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-deep);
  background:none;border:0;padding:6px 0;cursor:pointer;
}
.btn-link .arrow{transition:transform .18s ease;}
.btn-link:hover{color:var(--brand-strong);text-decoration:underline;}
.btn-link:hover .arrow{transform:translateX(3px);}

/* 面包屑 */
.breadcrumb{font-size:14px;color:var(--ink-mute);line-height:1.7;padding:18px 0 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:6px;}
.breadcrumb li{display:flex;align-items:center;gap:6px;}
.breadcrumb li+li::before{content:"/";color:var(--line);}
.breadcrumb a{color:var(--ink-mute);}
.breadcrumb a:hover{color:var(--brand-deep);}
.breadcrumb .current{color:var(--ink);}
.hero .breadcrumb{color:rgba(255,255,255,.78);padding-top:0;}
.hero .breadcrumb a{color:rgba(255,255,255,.78);}
.hero .breadcrumb a:hover{color:var(--warm);}
.hero .breadcrumb .current{color:#fff;}
.hero .breadcrumb li+li::before{color:rgba(255,255,255,.4);}

/* Hero 横幅 */
.hero{
  position:relative;color:#fff;padding:44px 0 64px;
  background-image:linear-gradient(90deg,rgba(23,21,28,.94) 0%,rgba(23,21,28,.72) 48%,rgba(23,21,28,.35) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
}
.hero::after{content:"";position:absolute;inset:0;background:rgba(240,83,42,.08);pointer-events:none;}
.hero .grid-container{position:relative;z-index:2;}
.hero h1{color:#fff;margin:18px 0 14px;max-width:19em;}
.hero-sub{font-size:19px;line-height:1.75;color:rgba(255,255,255,.88);max-width:44em;margin-bottom:26px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero .btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.45);}
.hero .btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff;border-color:#fff;}
.hero-trust{display:flex;flex-wrap:wrap;gap:26px;}
.trust-item{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.85);}
.trust-dot{width:8px;height:8px;border-radius:2px;background:var(--brand);flex:none;}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
  font-size:12.5px;font-weight:600;white-space:nowrap;
}
.badge-brand{background:rgba(240,83,42,.16);color:#FFD9CC;}
.badge-warm{background:rgba(255,197,61,.2);color:var(--warm);}
.badge-soft{background:var(--surface-warm);color:var(--brand-deep);}
.badge-accent{background:rgba(18,184,166,.14);color:var(--accent-deep);}

/* 导语 */
.lede{padding:40px 0 8px;}
.lede-inner{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  padding:28px 30px;box-shadow:var(--shadow-1);
}
.lede p{font-size:16.5px;line-height:1.9;color:var(--ink-soft);}
.lede .lede-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--brand-deep);letter-spacing:.5px;margin-bottom:10px;
}

/* 锚点栏 */
.anchor-bar{
  position:sticky;top:72px;z-index:40;
  background:rgba(247,244,240,.95);
  border-bottom:1px solid var(--line);
  padding:12px 0;margin-top:28px;
}
.anchor-list{display:flex;gap:10px;overflow-x:auto;padding:2px 0;scrollbar-width:thin;}
.anchor-list a{
  flex:none;display:inline-flex;align-items:center;height:38px;padding:0 18px;
  border-radius:var(--r-pill);border:1.5px solid var(--line);background:var(--surface);
  font-size:14px;font-weight:600;color:var(--ink-soft);
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.anchor-list a:hover{border-color:var(--brand);color:var(--brand-deep);text-decoration:none;background:var(--surface-warm);}

/* 板块 */
.block{padding:96px 0;}
.block.tight{padding:64px 0;}
.sec-head{margin-bottom:36px;max-width:820px;}
.sec-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--brand-deep);
  background:var(--surface-warm);border-radius:var(--r-badge);padding:3px 10px;margin-bottom:14px;
}
.sec-head h2{margin-bottom:14px;}
.sec-head p{font-size:16px;line-height:1.9;color:var(--ink-soft);max-width:62em;}
.sec-head-with-action{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}

/* 大图展示 */
.figure-wide{margin:0;}
.figure-wide .frame{
  border-radius:16px;overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-2);background:var(--surface-warm);aspect-ratio:16/7;
}
.figure-wide img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.figure-wide .frame:hover img{transform:scale(1.03);}
.figure-wide figcaption{font-size:13px;color:var(--ink-mute);text-align:center;margin-top:14px;}

/* 四宫格卡片 */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.m-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.m-card:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);text-decoration:none;}
.m-card .thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#FFD9C2,#FBF3EC);}
.m-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.m-card:hover .thumb img{transform:scale(1.03);}
.m-card .body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.m-card h3{font-size:19px;}
.m-card p{font-size:14.5px;line-height:1.8;color:var(--ink-soft);margin:0;}
.m-card .more{margin-top:auto;font-size:13.5px;font-weight:600;color:var(--brand-deep);}

/* 对比卡 */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:6px;}
.compare-col{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 26px 22px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.compare-col:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(240,83,42,.28);}
.compare-col.is-alt{background:var(--surface-warm);border-color:rgba(240,83,42,.22);}
.compare-col h3{display:flex;align-items:center;gap:10px;margin-bottom:8px;font-size:20px;}
.compare-col .tag{font-size:12.5px;font-weight:600;color:var(--accent-deep);background:rgba(18,184,166,.14);border-radius:var(--r-badge);padding:2px 8px;}
.compare-col .sub{font-size:14px;color:var(--ink-mute);margin-bottom:16px;}
.check-list li{
  position:relative;padding-left:22px;margin-bottom:12px;font-size:15px;line-height:1.8;color:var(--ink-soft);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--brand);
}
.check-list li:last-child{margin-bottom:0;}

/* 数据与要点块 */
.band{
  background:var(--surface-warm);border:1px solid rgba(240,83,42,.14);border-radius:16px;
  padding:40px;display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:start;
}
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.stat{background:var(--surface);border-radius:var(--r-card);padding:22px;border:1px solid var(--line);}
.stat .num{font-size:42px;font-weight:800;line-height:1.1;color:var(--brand);font-variant-numeric:tabular-nums;}
.stat .num small{font-size:15px;font-weight:600;color:var(--ink-soft);margin-left:4px;}
.stat p{font-size:13.5px;color:var(--ink-mute);line-height:1.7;margin:8px 0 0;}
.band h2{margin-bottom:14px;}
.band .sub{font-size:15.5px;line-height:1.9;color:var(--ink-soft);margin-bottom:18px;}
.plain-list li{
  position:relative;padding-left:24px;margin-bottom:14px;font-size:15.5px;line-height:1.85;color:var(--ink-soft);
}
.plain-list li:last-child{margin-bottom:0;}
.plain-list li::before{
  content:"";position:absolute;left:0;top:10px;width:10px;height:10px;border-radius:3px;background:var(--brand);opacity:.85;
}
.plain-list strong{color:var(--ink);font-weight:600;}

/* FAQ */
.faq-list{max-width:920px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--line);
  border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-left-color:var(--brand);box-shadow:var(--shadow-1);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 22px;font-size:17px;font-weight:600;color:var(--ink);
  cursor:pointer;list-style:none;
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q:hover{color:var(--brand-deep);}
.faq-q::after{
  content:"";flex:none;width:16px;height:16px;
  background:
    linear-gradient(var(--brand),var(--brand)) center/16px 2px no-repeat,
    linear-gradient(var(--brand),var(--brand)) center/2px 16px no-repeat;
  transition:transform .2s ease;
}
.faq-item[open] .faq-q::after{
  background:linear-gradient(var(--brand),var(--brand)) center/16px 2px no-repeat;
  transform:rotate(180deg);
}
.faq-a{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--ink-soft);}
.faq-more{margin-top:22px;}

/* 相关分类 */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);text-decoration:none;}
.rel-card .thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#FFD9C2,#FBF3EC);}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.rel-card:hover .thumb img{transform:scale(1.03);}
.rel-card .body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.rel-card h3{font-size:19px;}
.rel-card p{font-size:14.5px;line-height:1.8;color:var(--ink-soft);margin:0;}
.rel-card .more{margin-top:auto;font-size:13.5px;font-weight:600;color:var(--brand-deep);}

/* CTA 条 */
.cta-band{
  background:var(--brand-strong);border-radius:16px;color:#fff;
  padding:34px 36px;display:flex;align-items:center;justify-content:space-between;gap:26px;
  box-shadow:var(--shadow-3);
}
.cta-band strong{display:block;font-size:24px;font-weight:700;line-height:1.4;margin-bottom:6px;color:#fff;}
.cta-band span{font-size:14.5px;color:rgba(255,255,255,.86);}
.cta-band .btn-ghost{background:#fff;color:var(--brand-deep);border-color:#fff;}
.cta-band .btn-ghost:hover{background:#FFF3EE;color:var(--brand-deep);border-color:#fff;}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);margin-top:96px;padding:64px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1.2fr;gap:36px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-mark{color:#fff;}
.footer-brand .brand-text{color:var(--brand);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);margin-bottom:18px;}
.footer-thumb{border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/9;background:#2A2431;}
.footer-thumb img{width:100%;height:100%;object-fit:cover;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600;}
.footer-col ul li{margin-bottom:11px;}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px;display:inline-block;transition:color .18s ease,transform .18s ease;}
.footer-col a:hover{color:var(--warm);transform:translateX(2px);text-decoration:none;}
.footer-post-time{display:block;font-size:12px;color:rgba(255,255,255,.5);margin-top:2px;}
.footer-contact li{color:rgba(255,255,255,.72);line-height:1.8;margin-bottom:14px;}
.footer-contact strong{display:block;color:#fff;font-weight:600;margin-bottom:3px;font-size:14px;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  font-size:13px;color:rgba(255,255,255,.6);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:var(--warm);}

/* 响应式 */
@media (max-width:1280px){
  .grid-container{max-width:1140px;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-search{display:none;}
  .nav-toggle{display:flex;}
  .nav-drawer{display:block;}
  .drawer-mask{display:block;}
  h1{font-size:32px;}
  h2{font-size:25px;}
  .block{padding:72px 0;}
  .grid-4{grid-template-columns:repeat(2,1fr);gap:20px;}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .band{grid-template-columns:1fr;gap:28px;padding:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .anchor-bar{top:64px;}
  .nav-shell{min-height:64px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  .hero{padding:32px 0 48px;}
  .hero-sub{font-size:16px;}
  .hero-trust{gap:16px;}
  .block{padding:52px 0;}
  .compare{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:1fr;}
  .rel-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr 1fr;gap:16px;}
  .stat .num{font-size:34px;}
  .sec-head-with-action{flex-direction:column;align-items:flex-start;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 24px;}
  .cta-band strong{font-size:20px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .lede-inner{padding:22px 20px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .figure-wide .frame{aspect-ratio:16/10;}
}
@media (max-width:520px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .site-wrap{padding:0 16px;}
  .hero-cta .btn{width:100%;}
  .topbar-inner{font-size:12.5px;}
  .topbar-links{gap:12px;}
}

/* roulang page: category2 */
:root{
  --brand:#F0532A;
  --brand-strong:#D93E0E;
  --brand-deep:#B9350A;
  --accent:#12B8A6;
  --warm:#FFC53D;
  --ink:#17151C;
  --ink-soft:#3D3A45;
  --ink-mute:#6E6A78;
  --line:#E7E3DE;
  --bg:#F7F4F0;
  --surface:#FFFFFF;
  --surface-warm:#FBF3EC;
  --shadow-1:0 1px 2px rgba(23,21,28,.06);
  --shadow-2:0 8px 24px rgba(23,21,28,.08);
  --shadow-3:0 16px 34px rgba(240,83,42,.18);
  --r-card:14px;
  --r-img:12px;
  --r-badge:6px;
  --r-input:10px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-soft);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.35}
h1{font-size:44px;font-weight:800;line-height:1.25}
h2{font-size:30px;line-height:1.35}
h3{font-size:21px;font-weight:600;line-height:1.5}
h4{font-size:15px;font-weight:600}
p{margin:0 0 1.2em}
a{color:var(--accent);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-deep);text-decoration:underline}
img{max-width:100%;display:block;border:0}
button{font:inherit}
ul,ol{margin:0 0 1.2em;padding-left:1.3em}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px}
.grid-margin-x{margin-left:-14px;margin-right:-14px}
.grid-margin-x>.cell{padding-left:14px;padding-right:14px}
.grid-margin-y{margin-top:-14px}
.grid-margin-y>.cell{margin-top:14px;padding-left:14px;padding-right:14px}

/* ===== 顶部信息条 ===== */
.topbar{background:var(--ink);color:rgba(255,255,255,.78);font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;min-height:36px;padding:4px 0}
.topbar-note{margin:0;color:rgba(255,255,255,.78)}
.topbar-links a{color:rgba(255,255,255,.78);margin-left:18px}
.topbar-links a:hover{color:var(--warm);text-decoration:none}

/* ===== 头部导航 ===== */
.site-header{position:sticky;top:0;z-index:80;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:var(--shadow-1)}
.header-inner{display:flex;align-items:center;gap:26px;min-height:74px}
.brand{display:flex;align-items:baseline;gap:8px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{font-size:24px;font-weight:800;color:var(--brand-strong);letter-spacing:.5px}
.brand-text{font-size:15px;font-weight:700;color:var(--ink);letter-spacing:2px}
.main-nav{display:flex;align-items:center;gap:30px}
.nav-item{position:relative}
.nav-link{display:inline-flex;align-items:center;gap:5px;padding:12px 0;font-size:15px;font-weight:600;color:var(--ink-soft);border-bottom:3px solid transparent;transition:color .18s ease,border-color .18s ease}
.nav-link:hover{color:var(--ink);text-decoration:none;border-bottom-color:rgba(240,83,42,.35)}
.nav-link.is-active{color:var(--ink);border-bottom-color:var(--brand)}
.nav-caret{font-size:11px;color:var(--ink-mute)}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:14px}
.search-box{display:flex;align-items:center;gap:6px;border:1.5px solid var(--line);border-radius:999px;padding:5px 6px 5px 14px;background:var(--surface)}
.search-box input{border:0;outline:none;background:transparent;width:118px;font-size:14px;color:var(--ink)}
.search-box input::placeholder{color:var(--ink-mute)}
.search-box button{border:0;background:var(--surface-warm);color:var(--brand-deep);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600;cursor:pointer}
.search-box button:hover{background:#f6e3d7}
.nav-toggle{display:none;border:1.5px solid var(--line);background:var(--surface);border-radius:10px;width:44px;height:44px;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}

/* Mega 面板 */
.mega{position:absolute;top:calc(100% + 8px);left:50%;transform:translate(-50%,6px);width:800px;background:var(--surface);border-radius:16px;border-top:3px solid var(--brand);box-shadow:var(--shadow-2);padding:24px;opacity:0;visibility:hidden;transition:opacity .16s ease,transform .16s ease;z-index:90}
.nav-item:hover .mega,.nav-item:focus-within .mega{opacity:1;visibility:visible;transform:translate(-50%,0)}
.mega-grid{display:grid;grid-template-columns:1.15fr 1fr .95fr;gap:24px}
.mega-col-title{font-size:12px;font-weight:700;letter-spacing:1px;color:var(--ink-mute);margin-bottom:12px}
.mega-links{list-style:none;margin:0;padding:0}
.mega-links li{margin-bottom:9px}
.mega-links a{display:inline-block;font-size:15px;color:var(--ink-soft);transition:transform .16s ease,color .16s ease}
.mega-links a:hover{color:var(--brand-deep);transform:translateX(2px);text-decoration:none}
.mega-post{display:block;padding:10px 0;border-bottom:1px dashed var(--line)}
.mega-post strong{display:block;font-size:15px;font-weight:600;color:var(--ink);line-height:1.6}
.mega-post time{font-size:12px;color:var(--ink-mute)}
.mega-post:hover{text-decoration:none}
.mega-post:hover strong{color:var(--brand-deep)}
.mega-card{display:block;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface)}
.mega-card .thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#F0532A,#FFC53D)}
.mega-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease}
.mega-card:hover{text-decoration:none;border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2)}
.mega-card:hover .thumb img{transform:scale(1.03)}
.mega-card-body{padding:12px 14px}
.mega-card-body strong{display:block;font-size:14.5px;color:var(--ink);line-height:1.55}
.mega-card-body span{font-size:12px;color:var(--brand)}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1.5px solid transparent;border-radius:999px;padding:12px 26px;font-size:15px;font-weight:700;cursor:pointer;transition:background-color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand-strong);color:#fff}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-3)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:var(--surface);border-color:var(--line);color:var(--ink-soft)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0) scale(.98)}
.btn-light{background:#fff;color:var(--brand-deep)}
.btn-light:hover{background:#fff;color:var(--brand-deep);transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,0,0,.2)}
.btn-light:active{transform:translateY(0) scale(.98)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand)}
.link-arrow span{transition:transform .18s ease}
.link-arrow:hover{color:var(--brand-deep);text-decoration:underline}
.link-arrow:hover span{transform:translateX(3px)}

/* ===== 面包屑 ===== */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-mute);padding:22px 0 0}
.breadcrumb a{color:var(--ink-mute)}
.breadcrumb a:hover{color:var(--brand);text-decoration:none}
.breadcrumb .current{color:var(--ink);font-weight:600}
.breadcrumb .sep{color:#C9C4BD}

/* ===== 页面首屏 ===== */
.page-hero{padding:8px 0 12px}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:1px;color:var(--brand-deep);background:var(--surface-warm);border-radius:var(--r-badge);padding:4px 12px;margin:16px 0 18px}
.page-hero h1{margin-bottom:18px;max-width:760px}
.lead{font-size:19px;line-height:1.85;color:var(--ink-soft);max-width:680px;margin-bottom:26px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:8px}
.hero-figure{border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-2);aspect-ratio:4/3;background:linear-gradient(135deg,#F0532A,#FFC53D)}
.hero-figure img{width:100%;height:100%;object-fit:cover}

/* 锚点导航 */
.anchor-nav{position:sticky;top:74px;z-index:40;display:flex;gap:10px;overflow-x:auto;padding:16px 0 10px;margin-top:22px;background:linear-gradient(180deg,var(--bg) 78%,rgba(247,244,240,0))}
.anchor-pill{flex:0 0 auto;padding:8px 17px;border:1.5px solid var(--line);border-radius:999px;background:var(--surface);font-size:14px;font-weight:600;color:var(--ink-soft);white-space:nowrap;transition:border-color .18s ease,color .18s ease,transform .18s ease}
.anchor-pill:hover{border-color:var(--brand);color:var(--brand-deep);text-decoration:none;transform:translateY(-2px)}

/* ===== 通用板块 ===== */
.section{padding:96px 0}
.section-warm{background:var(--surface-warm)}
.section-head{max-width:720px;margin-bottom:40px}
.section-head h2{margin-bottom:14px}
.section-head p{font-size:16.5px;color:var(--ink-soft);margin:0}
.mid-cta{margin:38px 0 0}

/* ===== 横幅块 ===== */
.banner{position:relative;border-radius:16px;overflow:hidden;padding:58px 52px;color:#fff;background-image:linear-gradient(90deg,rgba(23,21,28,.93) 0%,rgba(23,21,28,.66) 55%,rgba(23,21,28,.34) 100%),url(/assets/images/backpic/back-2.png);background-size:cover;background-position:center}
.banner::after{content:"";position:absolute;inset:0;background:rgba(240,83,42,.08);pointer-events:none}
.banner>*{position:relative;z-index:2}
.banner h2{color:#fff;font-size:32px;margin-bottom:16px;max-width:640px}
.banner p{color:rgba(255,255,255,.88);font-size:16.5px;max-width:640px;margin-bottom:20px}
.banner .link-arrow{color:var(--warm)}
.banner .link-arrow:hover{color:var(--warm);text-decoration:underline}

/* ===== 步骤条 ===== */
.step-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.step-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.step-card:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2)}
.step-num{display:block;font-size:34px;font-weight:800;color:var(--brand);line-height:1;letter-spacing:1px;margin-bottom:14px}
.step-card h3{font-size:18px;margin-bottom:10px}
.step-card p{font-size:14.5px;line-height:1.75;color:var(--ink-soft);margin:0}

/* ===== 双列说明 ===== */
.info-card{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:var(--r-card);padding:28px;height:100%;box-shadow:var(--shadow-1)}
.info-card.alt{border-left-color:var(--accent)}
.info-card h3{margin-bottom:16px}
.info-card>p{font-size:15px;color:var(--ink-soft)}
.checklist{list-style:none;margin:0;padding:0}
.checklist li{position:relative;padding-left:26px;margin-bottom:13px;font-size:15px;line-height:1.8;color:var(--ink-soft)}
.checklist li:last-child{margin-bottom:0}
.checklist li::before{content:"";position:absolute;left:0;top:11px;width:10px;height:10px;border-radius:3px;background:var(--brand)}
.checklist.accent li::before{background:var(--accent)}

/* ===== 更新类型 ===== */
.type-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.type-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.type-item:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2)}
.type-item h3{font-size:18px;margin-bottom:12px}
.type-item p{font-size:14.5px;line-height:1.78;color:var(--ink-soft);margin:0}
.badge{display:inline-block;background:var(--surface-warm);color:var(--brand-deep);font-size:12.5px;font-weight:600;border-radius:var(--r-badge);padding:3px 10px;margin-bottom:12px}
.badge-accent{background:rgba(18,184,166,.12);color:#0C8478}

/* ===== FAQ ===== */
.faq-accordion{list-style:none;margin:0;padding:0;background:transparent!important}
.faq-accordion .accordion-item{border:0;margin-bottom:14px;background:var(--surface);border-radius:12px;border-left:4px solid var(--line);box-shadow:var(--shadow-1);transition:border-color .2s ease}
.faq-accordion .accordion-item.is-active{border-left-color:var(--brand)}
.faq-accordion .accordion-title{display:flex;align-items:center;min-height:58px;padding:18px 56px 18px 22px;font-size:17px;font-weight:600;color:var(--ink);background:transparent;border:0;position:relative}
.faq-accordion .accordion-title:hover{color:var(--brand-deep);background:transparent}
.faq-accordion .accordion-title::before{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);width:auto;height:auto;margin:0;border:0;border-radius:0;font-size:22px;font-weight:700;line-height:1;color:var(--brand);background:transparent}
.faq-accordion .accordion-item.is-active .accordion-title::before{content:"−"}
.faq-accordion .accordion-content{border:0;border-top:1px solid var(--line);background:var(--surface);padding:16px 22px 20px;font-size:15px;line-height:1.85;color:var(--ink-soft)}
.faq-accordion .accordion-content p{margin:0}

/* ===== 相关分类卡 ===== */
.entry-card{display:flex;flex-direction:column;height:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.entry-card:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);text-decoration:none}
.entry-card .thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#F0532A,#FFC53D)}
.entry-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease}
.entry-card:hover .thumb img{transform:scale(1.03)}
.entry-card-body{display:flex;flex-direction:column;gap:10px;padding:22px;flex:1}
.entry-card-body h3{font-size:19px}
.entry-card-body p{font-size:14.5px;line-height:1.78;color:var(--ink-soft);margin:0}
.entry-card-body .link-arrow{margin-top:auto}

/* ===== CTA 条 ===== */
.cta-bar{background:var(--brand-strong);color:#fff;padding:44px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap}
.cta-title{font-size:26px;font-weight:800;color:#fff;margin:0;line-height:1.4}
.cta-note{font-size:14px;color:rgba(255,255,255,.82);margin:6px 0 0}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:66px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.15fr 1.2fr;gap:38px}
.site-footer .brand{display:flex;align-items:baseline;gap:8px}
.site-footer .brand-mark{color:#fff}
.site-footer .brand-text{color:var(--warm)}
.footer-brand p{margin:18px 0;font-size:14px;line-height:1.85;color:rgba(255,255,255,.72)}
.footer-thumb{margin-top:18px;border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/9;background:linear-gradient(135deg,#F0532A,#FFC53D)}
.footer-thumb img{width:100%;height:100%;object-fit:cover}
.footer-col h4{color:#fff;margin-bottom:16px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:11px;font-size:14px}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px;display:inline-block;transition:color .18s ease,transform .18s ease}
.footer-col a:hover{color:var(--warm);text-decoration:none;transform:translateX(2px)}
.footer-post-time{display:block;font-size:12px;color:rgba(255,255,255,.5)}
.footer-contact li{font-size:14px;line-height:1.8}
.footer-contact li strong{display:block;color:#fff;font-size:14px;margin-bottom:2px}
.footer-bottom{margin-top:46px;border-top:1px solid rgba(255,255,255,.14);padding-top:20px;text-align:center;font-size:13px;color:rgba(255,255,255,.55)}
.footer-bottom p{margin:0}

/* ===== 响应式 ===== */
@media screen and (max-width:1279px){
  h1{font-size:40px}
  .grid-container{max-width:1200px}
}
@media screen and (max-width:1023px){
  .topbar-inner{justify-content:center;text-align:center}
  .header-inner{gap:16px;min-height:66px}
  .nav-toggle{display:flex}
  .main-nav{position:fixed;top:0;right:0;width:min(88vw,360px);height:100vh;margin:0;padding:82px 22px 40px;background:var(--surface);flex-direction:column;align-items:stretch;gap:0;transform:translateX(105%);transition:transform .24s ease;box-shadow:var(--shadow-2);overflow-y:auto;z-index:95}
  .main-nav.is-open{transform:translateX(0)}
  .nav-item{width:100%}
  .nav-link{width:100%;justify-content:space-between;font-size:16px;min-height:48px;padding:0;border-bottom:1px solid var(--line)}
  .nav-link.is-active{border-bottom-color:var(--line);color:var(--brand-deep)}
  .mega{position:static;width:auto;padding:10px 0 14px;opacity:1;visibility:visible;transform:none;box-shadow:none;border-top:0;border-radius:0;background:var(--surface-warm);display:none}
  .nav-item.is-open .mega{display:block}
  .mega-grid{grid-template-columns:1fr;gap:18px}
  .mega-card{max-width:280px}
  .search-box{display:none}
  .h1,h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:19px}
  .section{padding:72px 0}
  .step-grid{grid-template-columns:repeat(3,1fr)}
  .type-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .anchor-nav{top:66px}
  .banner{padding:44px 32px}
  .banner h2{font-size:26px}
  .lead{font-size:17.5px}
}
@media screen and (max-width:767px){
  body{font-size:15.5px}
  h1{font-size:28px}
  h2{font-size:22px}
  h3{font-size:18px}
  .section{padding:52px 0}
  .grid-container{padding-left:16px;padding-right:16px}
  .grid-margin-x{margin-left:-8px;margin-right:-8px}
  .grid-margin-x>.cell{padding-left:8px;padding-right:8px}
  .brand-mark{font-size:21px}
  .brand-text{font-size:13.5px;letter-spacing:1px}
  .step-grid{grid-template-columns:1fr}
  .type-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .banner{padding:34px 22px;border-radius:14px}
  .banner h2{font-size:22px}
  .banner p{font-size:15px}
  .cta-title{font-size:21px}
  .info-card{padding:22px}
  .hero-figure{aspect-ratio:16/10;margin-top:26px}
  .topbar-links a{margin:0 9px}
  .faq-accordion .accordion-title{font-size:16px;padding:16px 48px 16px 18px}
}
@media screen and (max-width:479px){
  h1{font-size:26px}
  .hero-actions .btn{width:100%}
  .section{padding:46px 0}
  .cta-inner{flex-direction:column;align-items:flex-start}
}

/* roulang page: category4 */
:root{
  --brand:#F0532A;
  --brand-strong:#D93E0E;
  --brand-deep:#B9350A;
  --accent:#12B8A6;
  --warm:#FFC53D;
  --ink:#17151C;
  --ink-soft:#3D3A45;
  --ink-mute:#6E6A78;
  --line:#E7E3DE;
  --bg:#F7F4F0;
  --surface:#FFFFFF;
  --surface-warm:#FBF3EC;
  --radius-card:14px;
  --radius-img:12px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(23,21,28,.06);
  --shadow-2:0 8px 24px rgba(23,21,28,.08);
  --shadow-3:0 16px 34px rgba(240,83,42,.18);
  --font:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans 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);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-soft);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-deep);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand);text-decoration:underline}
button{font:inherit;cursor:pointer;background:none;border:none}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:700;line-height:1.35}
p{margin:0 0 1.2em}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
[id]{scroll-margin-top:130px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand-strong);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;z-index:200}
.skip-link:focus{left:0;color:#fff;text-decoration:none}
.grid-container{max-width:1200px;padding-left:22px;padding-right:22px;margin-left:auto;margin-right:auto}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);font-size:13px;line-height:1.7}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;flex-wrap:wrap}
.topbar-links a{color:rgba(255,255,255,.82);margin-left:18px;font-size:13px}
.topbar-links a:hover{color:var(--warm);text-decoration:none}

/* ============ 页头与导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-1)}
.header-inner{display:flex;align-items:center;gap:28px;min-height:72px}
.brand{display:inline-flex;align-items:baseline;gap:6px;flex-shrink:0}
.brand:hover{text-decoration:none}
.brand-mark{font-size:22px;font-weight:800;color:var(--brand-strong);letter-spacing:.5px;line-height:1}
.brand-text{font-size:13.5px;font-weight:600;color:var(--ink-soft);letter-spacing:1.2px}
.main-nav{display:flex;align-items:center;gap:30px;margin-left:6px}
.nav-item{position:relative}
.nav-link{display:inline-flex;align-items:center;gap:5px;font-size:15.5px;font-weight:600;color:var(--ink-soft);padding:25px 0;border-bottom:3px solid transparent;transition:color .18s ease,border-color .18s ease}
.nav-link:hover{color:var(--brand-deep);text-decoration:none}
.nav-link.is-active{color:var(--ink);border-bottom-color:var(--brand)}
.nav-caret{font-size:11px;color:var(--ink-mute);line-height:1}
.mega{position:absolute;top:100%;left:50%;transform:translate(-50%,8px);width:780px;background:#fff;border-radius:16px;border-top:3px solid var(--brand);box-shadow:var(--shadow-2);padding:24px;opacity:0;visibility:hidden;transition:opacity .16s ease,transform .16s ease;z-index:70}
.nav-item:hover .mega,.nav-item:focus-within .mega{opacity:1;visibility:visible;transform:translate(-50%,0)}
.mega-grid{display:grid;grid-template-columns:1.05fr 1fr 1fr;gap:26px}
.mega-col-title{font-size:12.5px;font-weight:700;color:var(--ink-mute);letter-spacing:1.2px;margin-bottom:14px}
.mega-links li{margin-bottom:11px}
.mega-links a{font-size:15px;color:var(--ink-soft);display:inline-block;transition:transform .18s ease,color .18s ease}
.mega-links a:hover{color:var(--brand);transform:translateX(3px);text-decoration:none}
.mega-post{display:block;padding:9px 0;border-bottom:1px dashed var(--line)}
.mega-post:last-child{border-bottom:none}
.mega-post:hover{text-decoration:none}
.mega-post strong{display:block;font-size:14.5px;font-weight:600;color:var(--ink);line-height:1.6}
.mega-post time{font-size:12px;color:var(--ink-mute)}
.mega-card{display:block;border-radius:12px;overflow:hidden;border:1px solid var(--line);transition:border-color .2s ease,box-shadow .2s ease}
.mega-card:hover{border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);text-decoration:none}
.mega-card .thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#FFE3D8,#FBF3EC)}
.mega-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease}
.mega-card:hover .thumb img{transform:scale(1.03)}
.mega-card strong{display:block;padding:10px 13px;font-size:14px;color:var(--ink);font-weight:600;line-height:1.6}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-search{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;border:1.5px solid var(--line);color:var(--ink-mute);transition:.18s}
.nav-search:hover{border-color:var(--brand);color:var(--brand-deep);text-decoration:none}
.nav-search svg{width:17px;height:17px}
.hamburger{display:none;width:44px;height:44px;border-radius:10px;border:1.5px solid var(--line);flex-direction:column;align-items:center;justify-content:center;gap:5px}
.hamburger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;padding:12px 26px;border-radius:999px;border:1.5px solid transparent;line-height:1.4;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease}
.btn-primary{background:var(--brand-strong);color:#fff}
.btn-primary:hover{background:var(--brand-deep);color:#fff;text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow-3)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-soft)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);text-decoration:none}
.btn-ghost:active{transform:scale(.98)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;text-decoration:none}
.btn-white{background:#fff;color:var(--brand-deep);font-weight:700}
.btn-white:hover{background:#fff;color:var(--brand-deep);text-decoration:none;transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.2)}
.btn-white:active{transform:translateY(0) scale(.98)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--brand-deep);font-weight:600;font-size:15px}
.btn-text::after{content:"→";transition:transform .18s ease}
.btn-text:hover{text-decoration:underline}
.btn-text:hover::after{transform:translateX(3px)}
.btn-block{width:100%}

/* ============ 移动端抽屉 ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(23,21,28,.55);opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;z-index:99}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);background:#fff;z-index:100;transform:translateX(102%);transition:transform .24s ease;overflow-y:auto;padding:20px 22px 36px;display:flex;flex-direction:column;gap:18px}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1.5px solid var(--line);font-size:22px;line-height:1;color:var(--ink-soft)}
.drawer-close:hover{border-color:var(--brand);color:var(--brand-deep)}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{display:flex;align-items:center;min-height:52px;font-size:16px;font-weight:600;color:var(--ink-soft);border-bottom:1px solid var(--line)}
.drawer-nav a.is-active{color:var(--brand-deep)}
.drawer-nav a:hover{color:var(--brand-deep);text-decoration:none}
.drawer-cta{margin-top:6px}

/* ============ 分类页首屏 ============ */
.page-hero{position:relative;background:var(--ink);overflow:hidden;padding:56px 0 66px;color:#fff}
.page-hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.4}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(23,21,28,.96) 0%,rgba(23,21,28,.86) 46%,rgba(23,21,28,.62) 100%)}
.page-hero-inner{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:8px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.7);margin-bottom:20px;flex-wrap:wrap}
.crumbs a{color:rgba(255,255,255,.82)}
.crumbs a:hover{color:var(--warm);text-decoration:none}
.crumb-sep{color:rgba(255,255,255,.4)}
.crumb-current{color:#fff}
.hero-badge{display:inline-block;background:rgba(240,83,42,.2);border:1px solid rgba(255,197,61,.42);color:var(--warm);font-size:13px;font-weight:600;padding:5px 12px;border-radius:var(--radius-badge);margin-bottom:18px;letter-spacing:.5px}
.page-hero h1{color:#fff;font-size:clamp(28px,4vw,42px);font-weight:800;line-height:1.25;letter-spacing:.5px}
.hero-sub{margin:18px 0 0;font-size:clamp(16px,1.5vw,18px);line-height:1.85;color:rgba(255,255,255,.86);max-width:780px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:26px;margin-top:32px;font-size:14px;color:rgba(255,255,255,.78)}
.hero-points li{display:flex;align-items:center}
.hero-points li::before{content:"";display:inline-block;width:8px;height:8px;border-radius:2px;background:var(--brand);margin-right:9px}

/* ============ 导语与锚点导航 ============ */
.intro-block{padding:56px 0 0}
.intro-card{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:var(--radius-card);padding:24px 28px;box-shadow:var(--shadow-1);font-size:16px;line-height:1.9;color:var(--ink-soft)}
.intro-card p:last-child{margin-bottom:0}
.anchor-bar{position:sticky;top:108px;z-index:40;background:rgba(247,244,240,.96);border-bottom:1px solid var(--line);margin-top:32px;padding:12px 0}
.anchor-list{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none}
.anchor-list::-webkit-scrollbar{display:none}
.anchor-list a{display:inline-block;padding:8px 17px;border-radius:999px;border:1.5px solid var(--line);background:#fff;font-size:14.5px;font-weight:600;color:var(--ink-soft);white-space:nowrap;transition:.18s}
.anchor-list a:hover{border-color:var(--brand);color:var(--brand-deep);text-decoration:none}
.anchor-list a.is-active{background:var(--brand-strong);border-color:var(--brand-strong);color:#fff}

/* ============ 主体两栏 ============ */
.content-shell{padding:64px 0 0}
.shell-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start}
.section-head{margin-bottom:30px}
.section-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:700}
.section-head p{margin:12px 0 0;font-size:15.5px;color:var(--ink-mute);line-height:1.8;max-width:760px}

.list-long{border-top:1px solid var(--line)}
.list-row{display:grid;grid-template-columns:62px minmax(0,1fr);gap:20px;padding:26px 0;border-bottom:1px solid var(--line);transition:background .2s ease}
.list-row:hover{background:var(--surface-warm)}
.list-num{font-size:30px;font-weight:800;line-height:1.05;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-1px}
.list-row h3{font-size:20px;font-weight:600;margin-bottom:10px;line-height:1.5}
.list-row p{font-size:15.5px;line-height:1.88;color:var(--ink-soft);margin-bottom:12px}
.list-row p:last-of-type{margin-bottom:0}
.list-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--ink-mute);margin-top:4px}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--radius-badge);font-size:12.5px;font-weight:600;line-height:1}
.badge-cat{background:var(--surface-warm);color:var(--brand-deep)}
.badge-state{background:rgba(18,184,166,.14);color:#0B7F73}

/* ============ 侧栏 ============ */
.side-panel{position:sticky;top:180px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-1)}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:14px}
.side-nav a{display:block;font-size:14.5px;color:var(--ink-soft);padding:9px 0 9px 12px;border-left:2px solid var(--line);transition:color .18s ease,border-color .18s ease,padding-left .18s ease}
.side-nav a:hover{color:var(--brand-deep);border-left-color:var(--brand);padding-left:16px;text-decoration:none}
.side-links a{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14.5px;color:var(--ink-soft);padding:10px 0;border-bottom:1px dashed var(--line)}
.side-links li:last-child a{border-bottom:none}
.side-links a::after{content:"→";color:var(--brand);font-size:14px;transition:transform .18s ease}
.side-links a:hover{color:var(--brand-deep);text-decoration:none}
.side-links a:hover::after{transform:translateX(3px)}
.side-card p.side-note{font-size:13.5px;line-height:1.8;color:var(--ink-mute);margin:0 0 14px}

/* ============ 领取节奏（深色） ============ */
.schedule-band{position:relative;margin-top:88px;padding:80px 0 84px;background:linear-gradient(160deg,#17151C 0%,#2A2431 100%);overflow:hidden;color:#fff}
.schedule-band::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 82% 16%,rgba(240,83,42,.24),transparent 56%)}
.schedule-inner{position:relative;z-index:2}
.schedule-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px)}
.schedule-band .band-lead{margin:14px 0 0;font-size:15.5px;line-height:1.85;color:rgba(255,255,255,.74);max-width:760px}
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:22px;margin-top:46px}
.tl-item{position:relative;padding-top:28px;border-top:2px solid rgba(255,255,255,.16)}
.tl-item::before{content:"";position:absolute;top:-7px;left:0;width:12px;height:12px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(240,83,42,.22)}
.tl-num{font-size:13px;font-weight:800;color:var(--warm);letter-spacing:1.5px;font-variant-numeric:tabular-nums}
.tl-item h3{color:#fff;font-size:17px;font-weight:600;margin:9px 0 9px;line-height:1.5}
.tl-item p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin:0}
.band-foot{margin-top:44px;display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.band-foot .btn-text{color:var(--warm)}
.band-facts{display:flex;flex-wrap:wrap;gap:40px;margin-top:44px;padding-top:34px;border-top:1px solid rgba(255,255,255,.14)}
.band-facts div strong{display:block;font-size:38px;font-weight:800;line-height:1.1;color:#fff;font-variant-numeric:tabular-nums}
.band-facts div strong em{font-style:normal;font-size:17px;font-weight:600;color:var(--warm);margin-left:4px}
.band-facts div span{display:block;font-size:13.5px;color:rgba(255,255,255,.66);margin-top:6px}

/* ============ 礼包速查 ============ */
.code-block{padding:88px 0 0}
.code-list{background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-1);margin-top:36px}
.code-row{display:grid;grid-template-columns:210px minmax(0,1fr);gap:24px;padding:24px 28px;border-top:1px solid var(--line);transition:background .2s ease}
.code-row:first-child{border-top:none}
.code-row:hover{background:var(--surface-warm)}
.code-row strong{font-size:16.5px;color:var(--ink);font-weight:700;line-height:1.6}
.code-row strong span{display:block;font-size:12.5px;font-weight:600;color:var(--brand);letter-spacing:1px;margin-bottom:6px}
.code-row p{margin:0;font-size:15px;line-height:1.88;color:var(--ink-soft)}

/* ============ FAQ ============ */
.faq-block{padding:88px 0 0}
.faq-list{display:flex;flex-direction:column;gap:14px;margin-top:36px;max-width:920px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--line);border-radius:var(--radius-img);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item[open]{border-left-color:var(--brand);box-shadow:var(--shadow-2)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:58px;padding:16px 22px;font-size:17px;font-weight:600;color:var(--ink);line-height:1.6}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;font-weight:400;color:var(--brand);line-height:1;flex-shrink:0}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:hover{color:var(--brand-deep)}
.faq-body{padding:0 22px 22px;font-size:15px;line-height:1.88;color:var(--ink-soft)}
.faq-foot{margin-top:24px}

/* ============ 相关分类 ============ */
.related-block{padding:88px 0 0}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px}
.rel-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);color:inherit;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(240,83,42,.28);box-shadow:var(--shadow-2);text-decoration:none;color:inherit}
.rel-card .thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#FFE3D8,#FBF3EC)}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease}
.rel-card:hover .thumb img{transform:scale(1.03)}
.rel-body{padding:20px 22px 24px}
.rel-body h3{font-size:18px;font-weight:600;margin-bottom:9px;line-height:1.5}
.rel-body p{font-size:14px;line-height:1.8;color:var(--ink-soft);margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.rel-body .rel-more{font-size:14px;font-weight:600;color:var(--brand-deep);display:inline-flex;align-items:center;gap:5px}
.rel-body .rel-more::after{content:"→";transition:transform .18s ease}
.rel-card:hover .rel-body .rel-more::after{transform:translateX(3px)}

/* ============ CTA 条 ============ */
.cta-strip{margin-top:88px;background:var(--brand-strong)}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;padding:52px 0}
.cta-strip h2{color:#fff;font-size:clamp(20px,2.4vw,26px);font-weight:700}
.cta-strip p{margin:10px 0 0;font-size:15px;line-height:1.8;color:rgba(255,255,255,.88);max-width:640px}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.35fr 1.25fr;gap:40px;padding-bottom:54px}
.footer-brand .brand-mark{color:var(--warm)}
.footer-brand .brand-text{color:rgba(255,255,255,.86)}
.footer-brand p{font-size:14px;line-height:1.88;color:rgba(255,255,255,.66);margin:16px 0 0}
.footer-thumb{margin-top:18px;max-width:280px;aspect-ratio:16/9;border-radius:var(--radius-img);overflow:hidden;background:#2A2431}
.footer-thumb img{width:100%;height:100%;object-fit:cover}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px}
.footer-col ul li{margin-bottom:11px;font-size:14px;line-height:1.78;color:rgba(255,255,255,.66)}
.footer-col a{color:rgba(255,255,255,.72);display:inline-block;transition:color .18s ease,transform .18s ease}
.footer-col a:hover{color:var(--warm);text-decoration:none;transform:translateX(2px)}
.footer-contact strong{display:block;color:#fff;font-size:14px;font-weight:600;margin-bottom:3px}
.footer-post-time{display:block;font-size:12px;color:rgba(255,255,255,.45);margin-top:2px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0 28px;font-size:13px;line-height:1.8;color:rgba(255,255,255,.5);text-align:center}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .mega{width:700px}
  .footer-grid{gap:32px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .hamburger{display:inline-flex}
  .topbar{display:none}
  .header-inner{min-height:64px}
  .anchor-bar{top:64px}
  [id]{scroll-margin-top:96px}
  .shell-grid{grid-template-columns:minmax(0,1fr);gap:36px}
  .side-panel{position:static;top:auto}
  .timeline{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:36px}
  .code-row{grid-template-columns:minmax(0,1fr);gap:10px}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
  .side-links{display:grid;grid-template-columns:repeat(2,1fr);gap:0 22px}
  .side-links li:nth-child(odd) a{border-bottom:1px dashed var(--line)}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .brand-mark{font-size:20px}
  .brand-text{font-size:12.5px;letter-spacing:.8px}
  .page-hero{padding:40px 0 48px}
  .hero-sub{font-size:15.5px}
  .hero-actions{gap:12px}
  .hero-actions .btn{flex:1 1 auto}
  .hero-points{gap:14px;font-size:13.5px}
  .intro-block{padding:36px 0 0}
  .intro-card{padding:20px 20px}
  .content-shell{padding:44px 0 0}
  .list-row{grid-template-columns:48px minmax(0,1fr);gap:14px;padding:22px 0}
  .list-num{font-size:24px}
  .list-row h3{font-size:18px}
  .timeline{grid-template-columns:minmax(0,1fr);gap:26px}
  .schedule-band{margin-top:56px;padding:56px 0 60px}
  .band-facts{gap:28px}
  .band-facts div strong{font-size:30px}
  .code-block,.faq-block,.related-block{padding:56px 0 0}
  .rel-grid{grid-template-columns:minmax(0,1fr)}
  .cta-strip{margin-top:56px}
  .cta-inner{padding:40px 0;flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:32px;padding-bottom:40px}
  .site-footer{padding-top:52px}
  .side-links{grid-template-columns:minmax(0,1fr)}
  .side-links li:nth-child(odd) a{border-bottom:none}
  .side-links a{border-bottom:1px dashed var(--line)}
  .side-links li:last-child a{border-bottom:none}
}
@media (max-width:480px){
  .grid-container{padding-left:16px;padding-right:16px}
  .page-hero h1{font-size:26px}
  .list-row{grid-template-columns:minmax(0,1fr);gap:8px}
  .list-num{font-size:22px}
  .faq-item summary{font-size:16px;padding:14px 18px}
  .faq-body{padding:0 18px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}