/* roulang page: index */
:root{
  --ink:#1F3A33;
  --ink-soft:#2C4C43;
  --clay:#D9663D;
  --clay-dark:#B94F2C;
  --sand:#F7F3EC;
  --card:#FFFDF8;
  --sage:#E7EDE7;
  --line:#D9D2C5;
  --text:#1C2420;
  --muted:#5B665F;
  --ok:#2F6B4F;
  --warn:#B7791F;
  --err:#B3453A;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(31,58,51,.08);
  --shadow-hover:0 16px 40px rgba(31,58,51,.14);
  --space:80px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(24px,3vw,36px);line-height:1.25}
h3{font-size:20px;line-height:1.4}
p{margin:0 0 14px}
a{color:var(--ink);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease}
a:hover{color:var(--clay)}
img{display:block;max-width:100%}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(217,102,61,.55);outline-offset:2px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--space) 0}
.section-tight{padding:56px 0}
.section-head{max-width:760px;margin-bottom:36px}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--clay);
  text-transform:uppercase;margin-bottom:12px;
}
.section-head .kicker::before{content:"";width:18px;height:2px;background:var(--clay);border-radius:2px}
.section-head p{color:var(--muted);font-size:16px;margin-top:12px}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--radius-sm);font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;transition:all .2s ease;white-space:nowrap}
.btn-primary{background:var(--clay);color:#FFF7F1;border-color:var(--clay)}
.btn-primary:hover{background:var(--clay-dark);border-color:var(--clay-dark);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--sage);color:var(--ink);transform:translateY(-1px)}
.btn-light{background:rgba(247,243,236,.12);color:#F7F3EC;border-color:rgba(247,243,236,.45)}
.btn-light:hover{background:rgba(247,243,236,.2);color:#fff;border-color:rgba(247,243,236,.75)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}

/* 导航 */
.site-header{position:sticky;top:0;z-index:1030;background:var(--ink);color:var(--sand);
  border-bottom:1px solid rgba(247,243,236,.12);box-shadow:0 6px 24px rgba(31,58,51,.16)}
.nav-inner{display:flex;align-items:center;gap:26px;height:72px}
.brand{display:inline-flex;align-items:center;gap:11px;color:#F7F3EC;font-weight:800;font-size:18px;letter-spacing:.01em}
.brand:hover{color:#F7F3EC}
.brand-mark{width:34px;height:34px;flex:0 0 34px}
.main-nav{display:flex;align-items:center;gap:22px;margin-left:auto}
.main-nav a{position:relative;color:rgba(247,243,236,.8);font-size:15px;font-weight:500;padding:8px 0}
.main-nav a:hover{color:#fff}
.main-nav a.active{color:#fff}
.main-nav a.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--clay);border-radius:2px}
.nav-actions{display:flex;align-items:center;gap:12px}
.has-mega{position:relative}
.mega-btn{display:inline-flex;align-items:center;gap:6px;background:transparent;color:#F7F3EC;
  border:1px solid rgba(247,243,236,.3);border-radius:999px;padding:7px 15px;font-size:14px;font-weight:600;transition:all .2s}
.mega-btn:hover,.has-mega:focus-within .mega-btn{background:rgba(247,243,236,.14);border-color:rgba(247,243,236,.7)}
.mega-panel{position:absolute;right:0;top:calc(100% + 16px);width:780px;background:var(--card);color:var(--text);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-hover);padding:24px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(10px);transition:all .22s ease}
.has-mega:hover .mega-panel,.has-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col h4{font-size:13px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase;margin-bottom:12px}
.mega-chips{display:flex;flex-wrap:wrap;gap:8px}
.mega-chips a{font-size:13px;padding:6px 12px;border:1px solid var(--line);border-radius:999px;color:var(--ink);background:var(--sand)}
.mega-chips a:hover{background:var(--ink);color:#F7F3EC;border-color:var(--ink)}
.mega-entry{display:block;padding:12px 14px;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;background:var(--sand)}
.mega-entry:hover{border-color:var(--clay);background:#fff}
.mega-entry strong{display:block;font-size:14px;color:var(--ink);font-weight:700}
.mega-entry span{font-size:12.5px;color:var(--muted)}
.menu-btn{display:none;width:40px;height:40px;border-radius:10px;border:1px solid rgba(247,243,236,.35);
  background:transparent;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.menu-btn span{display:block;width:17px;height:2px;background:#F7F3EC;border-radius:2px}
.mobile-menu{display:none;padding:0 0 6px}
.mobile-menu .mm-link{display:block;padding:12px 0;border-bottom:1px solid rgba(247,243,236,.14);
  color:rgba(247,243,236,.88);font-size:15px}
.mobile-menu .mm-link.active{color:#fff;font-weight:700}
.mobile-menu .mm-link:hover{color:#fff}

/* Hero */
.hero{position:relative;overflow:hidden;color:var(--sand)}
.hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;transform:scale(1.02)}
.hero::after{content:"";position:absolute;inset:0;
  background:linear-gradient(102deg,rgba(31,58,51,.95) 0%,rgba(31,58,51,.86) 46%,rgba(31,58,51,.62) 100%)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:52px;
  align-items:center;padding:84px 0 92px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;
  border:1px solid rgba(247,243,236,.32);font-size:13px;color:rgba(247,243,236,.92);margin-bottom:20px}
.eyebrow .pulse{width:8px;height:8px;border-radius:50%;background:var(--clay);box-shadow:0 0 0 4px rgba(217,102,61,.25)}
.hero h1{color:#FFFDF8;font-size:clamp(30px,4vw,52px);line-height:1.18;margin-bottom:18px}
.hero-sub{font-size:17px;color:rgba(247,243,236,.86);max-width:560px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;border-top:1px solid rgba(247,243,236,.22);padding-top:22px}
.hero-stats div strong{display:block;font-size:24px;color:#FFFDF8;font-variant-numeric:tabular-nums;line-height:1.2}
.hero-stats div span{font-size:13px;color:rgba(247,243,236,.72)}

.entry-card{background:var(--card);color:var(--text);border-radius:var(--radius);border:1px solid var(--line);
  box-shadow:0 22px 50px rgba(15,32,27,.3);padding:24px}
.live-bar{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:10px;
  background:var(--sage);font-size:13px;font-weight:700;color:var(--ink);margin-bottom:18px}
.live-bar .dot{width:9px;height:9px;border-radius:50%;background:var(--ok);animation:blink 1.8s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.35}}
.entry-card h3{font-size:17px;margin-bottom:14px}
.entry-list li{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--muted)}
.entry-list li:last-child{border-bottom:0}
.entry-list .idx{flex:0 0 26px;height:26px;border-radius:8px;background:var(--ink);color:#F7F3EC;
  font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums}
.entry-list a{color:var(--ink);font-weight:600}
.entry-card .card-foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}

/* 快捷入口 */
.quick-bar{background:var(--card);border-bottom:1px solid var(--line)}
.quick-inner{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:18px 0}
.quick-label{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.06em;margin-right:4px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;font-size:14px;color:var(--ink);font-weight:500}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--clay)}
.chip:hover{background:var(--ink);color:#F7F3EC;border-color:var(--ink)}

/* 卡片通用 */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;transition:all .25s ease}
.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:rgba(217,102,61,.55)}
.card-img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease}
.card:hover .card-img{transform:scale(1.03)}
.card-body{padding:22px}
.card-body h3{margin-bottom:10px}
.card-body p{color:var(--muted);font-size:15px;margin-bottom:14px}
.tag{display:inline-block;padding:4px 12px;border-radius:999px;background:var(--sage);
  color:var(--ink);font-size:12.5px;font-weight:700;letter-spacing:.02em}
.tag-clay{background:rgba(217,102,61,.13);color:var(--clay-dark)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--ink);border-bottom:2px solid var(--clay);padding-bottom:2px}
.link-more:hover{color:var(--clay)}

/* 服务区 */
.svc-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:start}
.svc-cards{display:grid;gap:22px}
.svc-side{background:var(--sage);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.num-list li{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid rgba(31,58,51,.14)}
.num-list li:last-child{border-bottom:0;padding-bottom:0}
.num-list .num{font-size:19px;font-weight:800;color:var(--clay);font-variant-numeric:tabular-nums;flex:0 0 34px;line-height:1.3}
.num-list strong{display:block;font-size:15.5px;color:var(--ink);margin-bottom:3px}
.num-list span{font-size:14px;color:var(--muted)}

/* 最新信息 */
.latest-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:start}
.lead-card h3{font-size:clamp(20px,2.2vw,25px);margin-bottom:10px}
.lead-card h3 a{color:var(--ink)}
.lead-card h3 a:hover{color:var(--clay)}
.meta-row{display:flex;align-items:center;gap:12px;margin-bottom:12px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.news-list li{border-bottom:1px solid var(--line)}
.news-list li:first-child{border-top:1px solid var(--line)}
.news-list a{display:block;padding:16px 4px}
.news-list a:hover{background:rgba(217,102,61,.05)}
.news-title{display:block;font-size:15.5px;font-weight:600;color:var(--ink);margin-bottom:4px;transition:color .2s}
.news-list a:hover .news-title{color:var(--clay)}
.news-meta{display:block;font-size:12.5px;color:var(--muted)}
.empty-state{padding:38px 26px;border:1px dashed var(--line);border-radius:var(--radius);
  background:var(--card);color:var(--muted);text-align:center}
.empty-state a{color:var(--clay);font-weight:700}

/* 数据条 */
.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--ink);
  border-radius:var(--radius);padding:34px 10px;color:var(--sand);box-shadow:var(--shadow)}
.stats-bar div{padding:0 24px;border-left:1px solid rgba(247,243,236,.2)}
.stats-bar div:first-child{border-left:0}
.stats-bar strong{display:block;font-size:clamp(24px,2.6vw,32px);color:#FFFDF8;font-variant-numeric:tabular-nums;line-height:1.2}
.stats-bar span{font-size:13.5px;color:rgba(247,243,236,.74)}

/* 案例 */
.case-row{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;margin-bottom:32px}
.case-row.reverse .case-media{order:2}
.case-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.case-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s ease}
.case-media:hover img{transform:scale(1.04)}
.case-text h3{font-size:clamp(20px,2.2vw,26px);margin-bottom:12px}
.case-text p{color:var(--muted)}
.case-points{margin:16px 0 20px}
.case-points li{position:relative;padding-left:22px;font-size:15px;color:var(--text);margin-bottom:9px}
.case-points li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--clay)}

/* 方案 */
.plan-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:start}
.plan-left p{color:var(--muted);margin-bottom:22px}
.plan-steps{display:grid;gap:16px;margin-bottom:26px}
.step{display:flex;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px;
  box-shadow:var(--shadow);transition:all .25s ease}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(217,102,61,.5)}
.step .sn{flex:0 0 38px;height:38px;border-radius:12px;background:var(--ink);color:#F7F3EC;font-weight:800;
  display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums}
.step strong{display:block;font-size:15.5px;color:var(--ink);margin-bottom:3px}
.step span{font-size:14px;color:var(--muted)}
.tag-matrix{display:flex;flex-wrap:wrap;gap:9px}
.tag-matrix span{padding:7px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13.5px;color:var(--ink);transition:all .2s}
.tag-matrix span:hover{background:var(--ink);color:#F7F3EC;border-color:var(--ink)}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:start}
.accordion-item{background:var(--card);border:1px solid var(--line);border-radius:12px!important;
  margin-bottom:12px;overflow:hidden}
.accordion-button{background:var(--card);color:var(--ink);font-weight:700;font-size:16px;
  padding:18px 20px;box-shadow:none;border-radius:12px!important}
.accordion-button:not(.collapsed){background:var(--sage);color:var(--ink);box-shadow:inset 3px 0 0 var(--clay)}
.accordion-button:focus{box-shadow:inset 3px 0 0 var(--clay),0 0 0 3px rgba(217,102,61,.25);border-color:var(--line)}
.accordion-button::after{filter:saturate(0) brightness(.4)}
.accordion-body{padding:16px 20px 20px;color:var(--muted);font-size:15.5px;line-height:1.85}

/* 联系 */
.contact-section{background:var(--ink);color:var(--sand);border-radius:0}
.contact-section h2{color:#FFFDF8}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:36px;align-items:start}
.contact-info{background:rgba(247,243,236,.08);border:1px solid rgba(247,243,236,.2);
  border-radius:var(--radius);padding:28px}
.contact-info h3{color:#FFFDF8;margin-bottom:14px}
.contact-info p{color:rgba(247,243,236,.78);font-size:15px}
.contact-info ul{margin-top:18px}
.contact-info li{display:flex;gap:10px;font-size:14.5px;color:rgba(247,243,236,.82);
  padding:10px 0;border-top:1px solid rgba(247,243,236,.14)}
.contact-info li b{color:#FFFDF8;font-weight:700;flex:0 0 76px}
.form-card{background:var(--card);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-hover)}
.form-card h3{margin-bottom:6px}
.form-card .form-hint{font-size:14px;color:var(--muted);margin-bottom:20px}
.form-label{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:6px}
.form-control,.form-select{background:#FFFDF8;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:11px 14px;font-size:15px;color:var(--text);box-shadow:none}
.form-control::placeholder{color:#A5ADA7}
.form-control:focus,.form-select:focus{border-color:var(--clay);box-shadow:0 0 0 3px rgba(217,102,61,.18);background:#fff}
.form-note{font-size:13px;color:var(--muted);margin-top:14px}
.form-alert{display:none;margin-top:14px;padding:11px 14px;border-radius:10px;font-size:14px}
.form-alert.ok{display:block;background:rgba(47,107,79,.12);color:var(--ok);border:1px solid rgba(47,107,79,.3)}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(247,243,236,.78);padding:62px 0 26px;border-top:1px solid rgba(247,243,236,.12)}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .9fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:11px;color:#FFFDF8;font-weight:800;font-size:17px;margin-bottom:14px}
.footer-brand .brand-mark{width:32px;height:32px;flex:0 0 32px}
.site-footer p{font-size:14px;color:rgba(247,243,236,.66);line-height:1.8}
.footer-col h4{font-size:14px;color:#FFFDF8;letter-spacing:.06em;margin-bottom:14px}
.footer-col a{display:block;font-size:14px;color:rgba(247,243,236,.72);padding:5px 0}
.footer-col a:hover{color:var(--clay)}
.footer-col li span{display:block;font-size:14px;padding:5px 0;color:rgba(247,243,236,.66)}
.footer-bottom{margin-top:42px;padding-top:20px;border-top:1px solid rgba(247,243,236,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;color:rgba(247,243,236,.55)}

/* 响应式 */
@media (max-width:1199px){
  .main-nav{gap:16px}
  .main-nav a{font-size:14.5px}
  .mega-panel{width:680px}
}
@media (max-width:991px){
  :root{--space:56px}
  .main-nav{display:none}
  .nav-actions .btn-primary{display:none}
  .has-mega{display:none}
  .menu-btn{display:flex}
  .mobile-menu.show,.mobile-menu.collapsing{display:block}
  .hero-inner{grid-template-columns:1fr;gap:34px;padding:60px 0 68px}
  .svc-grid,.latest-grid,.plan-grid,.faq-wrap,.contact-grid{grid-template-columns:1fr;gap:28px}
  .case-row,.case-row.reverse{grid-template-columns:1fr;gap:20px}
  .case-row.reverse .case-media{order:0}
  .stats-bar{grid-template-columns:1fr 1fr;row-gap:24px;padding:28px 6px}
  .stats-bar div{padding:0 18px}
  .stats-bar div:nth-child(3){border-left:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .nav-inner{height:64px;gap:14px}
  .brand{font-size:16px}
  .brand-mark{width:30px;height:30px;flex:0 0 30px}
  .hero-stats{gap:22px}
  .hero-stats div strong{font-size:20px}
  .entry-card{padding:20px}
  .card-body{padding:18px}
  .form-card,.contact-info,.svc-side{padding:22px}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:575px){
  .hero-actions .btn{width:100%}
  .stats-bar{grid-template-columns:1fr}
  .stats-bar div{border-left:0;padding:0 16px;border-top:1px solid rgba(247,243,236,.18);padding-top:16px}
  .stats-bar div:first-child{border-top:0;padding-top:0}
  .quick-inner{gap:8px}
  .chip{font-size:13px;padding:7px 13px}
}

/* roulang page: article */
:root{
  --ink:#1F3A33;
  --ink-2:#2C4F46;
  --accent:#D9663D;
  --accent-dark:#B94F2C;
  --bg:#F7F3EC;
  --card:#FFFDF8;
  --soft:#E7EDE7;
  --line:#D9D2C5;
  --text:#1C2420;
  --muted:#5B665F;
  --ok:#2F6B4F;
  --r-card:16px;
  --r-btn:10px;
  --shadow:0 10px 30px rgba(31,58,51,.08);
  --shadow-hover:0 16px 40px rgba(31,58,51,.14);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--accent)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;color:var(--ink)}
p{margin:0}
ul,ol{margin:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .2s ease;
}
.btn:focus-visible{outline:3px solid rgba(217,102,61,.38);outline-offset:2px}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#FFF7F1}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#FFF7F1;transform:translateY(-1px);box-shadow:0 8px 20px rgba(185,79,44,.28)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--soft);color:var(--ink);transform:translateY(-1px)}
.btn-light{background:transparent;border-color:rgba(247,243,236,.55);color:var(--bg)}
.btn-light:hover{background:rgba(247,243,236,.14);border-color:var(--bg);color:var(--bg)}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  background:rgba(217,102,61,.12);color:var(--accent-dark);border:1px solid rgba(217,102,61,.28);
  font-size:13px;font-weight:600;line-height:1.5;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--bg);
  border-bottom:1px solid var(--line);box-shadow:0 2px 12px rgba(31,58,51,.05);
}
.header-inner{position:relative;display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--ink);white-space:nowrap;letter-spacing:.2px}
.brand:hover{color:var(--ink)}
.brand-mark{width:34px;height:34px;flex:0 0 auto}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;flex-wrap:wrap}
.main-nav a{position:relative;padding:9px 12px;border-radius:8px;font-size:15px;font-weight:500;color:var(--text)}
.main-nav a:hover{background:var(--soft);color:var(--ink)}
.main-nav a.active{color:var(--ink);font-weight:700}
.main-nav a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--accent)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:6px}
.mega-wrap{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:6px;padding:9px 15px;border-radius:999px;
  border:1px solid var(--line);background:var(--card);color:var(--ink);
  font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;
}
.mega-trigger:hover{border-color:var(--accent);color:var(--accent-dark)}
.mega-trigger:focus-visible{outline:3px solid rgba(217,102,61,.35);outline-offset:2px}
.mega-trigger svg{width:12px;height:12px}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;width:760px;max-width:calc(100vw - 48px);
  background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-hover);
  padding:22px;display:grid;grid-template-columns:1.05fr .95fr;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(8px);transition:all .22s ease;z-index:70;
}
.mega-wrap:hover .mega-panel,.mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col h4{font-size:13px;letter-spacing:.08em;color:var(--muted);font-weight:700;margin-bottom:12px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:7px 13px;border-radius:999px;
  background:var(--bg);border:1px solid var(--line);font-size:13px;color:var(--text);
}
.chip:hover{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.mega-list{list-style:none;padding:0;display:flex;flex-direction:column;gap:2px}
.mega-list a{display:block;padding:9px 10px;border-radius:9px;font-size:14px;color:var(--text)}
.mega-list a:hover{background:var(--soft);color:var(--ink)}
.mega-card{
  margin-top:14px;padding:14px 16px;border-radius:12px;background:var(--soft);
  border:1px solid var(--line);font-size:13px;color:var(--muted);line-height:1.7;
}
.nav-toggle{
  display:none;align-items:center;justify-content:center;width:42px;height:42px;
  border-radius:10px;border:1px solid var(--line);background:var(--card);cursor:pointer;
}
.nav-toggle span{display:block;position:relative;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.2s}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.2s}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
body.nav-open .nav-toggle span{background:transparent}
body.nav-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
body.nav-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}

/* ---------- article hero ---------- */
.article-hero{position:relative;overflow:hidden;background:var(--soft);border-bottom:1px solid var(--line);padding:34px 0 44px}
.article-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:linear-gradient(to right,rgba(31,58,51,.07) 1px,transparent 1px),
                   linear-gradient(to bottom,rgba(31,58,51,.07) 1px,transparent 1px);
  background-size:54px 54px;
}
.article-hero > .container{position:relative;z-index:1}
.breadcrumb-nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px}
.breadcrumb-nav a{color:var(--muted)}
.breadcrumb-nav a:hover{color:var(--accent)}
.breadcrumb-nav .sep{color:#B9B0A0}
.breadcrumb-nav .current{color:var(--text);font-weight:600;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{max-width:860px}
.article-head h1{font-size:clamp(28px,3.6vw,44px);line-height:1.22;margin:16px 0 18px;letter-spacing:-.01em}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13.5px;color:var(--muted)}
.meta-pill{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
  background:var(--card);border:1px solid var(--line);color:var(--ink);font-weight:600;font-size:13px;
}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);opacity:.85}

/* ---------- article layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 302px;gap:40px;align-items:start;
  padding:52px 0 20px;
}
.article-main{min-width:0}
.article-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:40px 42px;box-shadow:var(--shadow);
  font-size:17px;line-height:1.9;color:var(--text);
  overflow-wrap:break-word;word-break:break-word;
}
.article-body > *:first-child{margin-top:0}
.article-body > *:last-child{margin-bottom:0}
.article-body p{margin:0 0 1.2em;font-size:17px;line-height:1.9}
.article-body h2{
  font-size:clamp(21px,2.2vw,27px);line-height:1.4;margin:1.9em 0 .7em;
  padding-left:14px;border-left:4px solid var(--accent);color:var(--ink);
}
.article-body h3{font-size:20px;line-height:1.45;margin:1.7em 0 .6em;color:var(--ink)}
.article-body h4{font-size:17px;margin:1.4em 0 .5em;color:var(--ink-2)}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em}
.article-body li{margin-bottom:.5em;line-height:1.85}
.article-body blockquote{
  margin:1.6em 0;padding:16px 22px;background:var(--soft);border-left:4px solid var(--ink);
  border-radius:0 12px 12px 0;color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;border:1px solid var(--line);margin:1.6em auto}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.article-body a{color:var(--ink);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:var(--accent)}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 13px;text-align:left;vertical-align:top}
.article-body th{background:var(--soft);color:var(--ink);font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article-body code{background:var(--soft);padding:2px 6px;border-radius:6px;font-size:.92em}

.article-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* ---------- aside ---------- */
.article-aside{position:sticky;top:94px;display:flex;flex-direction:column;gap:18px}
.aside-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 20px 18px;box-shadow:var(--shadow)}
.aside-card h3{font-size:16px;display:flex;align-items:center;gap:8px;margin-bottom:14px}
.aside-card h3::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);flex:0 0 auto}
.aside-list{list-style:none;padding:0;display:flex;flex-direction:column;gap:6px}
.aside-list a{display:block;padding:9px 12px;border-radius:9px;background:var(--bg);border:1px solid transparent;font-size:14px;color:var(--text)}
.aside-list a:hover{background:var(--soft);border-color:var(--line);color:var(--ink)}
.aside-note{font-size:13.5px;line-height:1.8;color:var(--muted);margin-bottom:14px}
.aside-card .btn{width:100%}

/* ---------- related entries ---------- */
.related-section{padding:56px 0 8px}
.section-head{max-width:720px;margin-bottom:28px}
.section-head h2{font-size:clamp(22px,2.6vw,32px);margin-bottom:12px}
.section-head p{font-size:15.5px;color:var(--muted);line-height:1.8}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.related-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(217,102,61,.45)}
.related-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--soft)}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.related-card:hover .related-thumb img{transform:scale(1.04)}
.related-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.related-body h3{font-size:17px;line-height:1.45}
.related-body p{font-size:14px;color:var(--muted);line-height:1.75}
.related-more{margin-top:auto;font-size:14px;font-weight:600;color:var(--accent-dark)}
.related-card:hover .related-more{color:var(--accent-dark);text-decoration:underline;text-underline-offset:3px}

/* ---------- cta band ---------- */
.cta-band{
  margin:56px 0 0;background:var(--ink);color:var(--bg);border-radius:20px;
  padding:42px 44px;display:flex;align-items:center;justify-content:space-between;
  gap:26px;flex-wrap:wrap;box-shadow:var(--shadow-hover);
}
.cta-band h2{color:var(--bg);font-size:clamp(22px,2.6vw,30px);margin-bottom:10px}
.cta-band p{color:rgba(247,243,236,.78);font-size:15.5px;line-height:1.8;max-width:620px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- empty ---------- */
.empty-box{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:56px 36px;text-align:center;box-shadow:var(--shadow);
}
.empty-box h2{font-size:24px;margin-bottom:12px}
.empty-box p{color:var(--muted);font-size:15.5px;margin-bottom:22px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--bg);padding:64px 0 0;margin-top:72px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--bg);margin-bottom:16px}
.footer-brand .brand-mark{width:32px;height:32px}
.site-footer p{color:rgba(247,243,236,.72);font-size:14px;line-height:1.85;max-width:340px}
.footer-col h4{font-size:14px;letter-spacing:.06em;color:rgba(247,243,236,.6);margin-bottom:16px;font-weight:700}
.footer-col a{display:block;padding:6px 0;font-size:14.5px;color:rgba(247,243,236,.86)}
.footer-col a:hover{color:var(--accent)}
.footer-col ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:8px}
.footer-col li span{font-size:14px;color:rgba(247,243,236,.72);line-height:1.7}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  border-top:1px solid rgba(247,243,236,.16);padding:20px 0 26px;
  font-size:13px;color:rgba(247,243,236,.6);
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .mega-panel{width:640px}
}
@media (max-width:991px){
  .container{padding:0 20px}
  .main-nav{
    display:none;position:absolute;top:100%;left:-20px;right:-20px;margin-left:0;
    background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-hover);padding:12px 20px 18px;flex-direction:column;align-items:stretch;gap:2px;
  }
  body.nav-open .main-nav{display:flex}
  .main-nav a{padding:11px 12px;border-radius:10px;font-size:15px}
  .main-nav a.active{background:var(--soft)}
  .main-nav a.active::after{display:none}
  .mega-wrap{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions{margin-left:auto}
  .article-layout{grid-template-columns:1fr;gap:28px;padding:36px 0 12px}
  .article-aside{position:static;flex-direction:column}
  .article-body{padding:30px 26px;font-size:16.5px}
  .article-body p{font-size:16.5px}
  .related-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band{padding:32px 28px}
}
@media (max-width:767px){
  .article-hero{padding:26px 0 32px}
  .article-layout{padding-top:28px}
  .brand{font-size:15.5px}
  .brand-mark{width:30px;height:30px}
  .header-inner{min-height:64px}
  .related-grid{grid-template-columns:1fr}
  .related-section{padding:40px 0 4px}
  .site-footer{padding-top:48px;margin-top:56px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .cta-band{border-radius:16px;padding:26px 22px}
  .cta-actions{width:100%}
}
@media (max-width:575px){
  .container{padding:0 16px}
  .article-body{padding:24px 18px;border-radius:14px;font-size:16px}
  .article-body p{font-size:16px}
  .article-body h2{font-size:20px}
  .article-body h3{font-size:18px}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .article-head h1{font-size:26px}
  .article-meta{font-size:13px}
  .btn{width:100%}
  .article-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --olive:#1F3A33;
  --olive-deep:#152B25;
  --clay:#D9663D;
  --clay-dark:#B94F2C;
  --sand:#F7F3EC;
  --card:#FFFDF8;
  --mist:#E7EDE7;
  --line:#D9D2C5;
  --ink:#1C2420;
  --muted:#5B665F;
  --ok:#2F6B4F;
  --warn:#B7791F;
  --err:#B3453A;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --r-input:10px;
  --sh:0 10px 30px rgba(31,58,51,.08);
  --sh-hover:0 16px 40px rgba(31,58,51,.14);
  --sec:80px;
  --maxw:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--olive);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--clay);}
h1,h2,h3,h4{margin:0;color:var(--olive);font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(217,102,61,.45);outline-offset:3px;border-radius:6px;}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(247,243,236,.94);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  min-height:74px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-weight:800;font-size:16px;color:var(--olive);
  letter-spacing:-.01em;white-space:nowrap;
}
.brand:hover{color:var(--olive);}
.brand-mark{width:34px;height:34px;flex:none;}
.main-nav{
  display:flex;align-items:center;gap:4px;
  margin-left:auto;flex-wrap:nowrap;
}
.main-nav a{
  display:inline-block;
  padding:8px 11px;
  font-size:14.5px;
  font-weight:500;
  color:var(--muted);
  border-radius:8px;
  white-space:nowrap;
  border-bottom:2px solid transparent;
}
.main-nav a:hover{color:var(--olive);background:var(--mist);}
.main-nav a.active{
  color:var(--olive);
  font-weight:700;
  background:transparent;
  border-bottom-color:var(--clay);
}
.header-tools{display:flex;align-items:center;gap:10px;flex:none;}
.mega-wrap{position:relative;}
.mega-btn{
  display:inline-flex;align-items:center;gap:6px;
  background:transparent;border:1px solid var(--line);
  color:var(--olive);font-size:14px;font-weight:600;
  padding:8px 13px;border-radius:var(--r-pill);
  cursor:pointer;transition:.2s ease;
}
.mega-btn:hover{border-color:var(--olive);background:var(--mist);}
.mega-btn .caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);
  width:680px;max-width:88vw;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-hover);
  padding:22px;
  display:none;
  grid-template-columns:1.05fr .95fr;
  gap:22px;
}
.mega-wrap:hover .mega-panel,
.mega-panel.is-open{display:grid;}
.mega-col h4{font-size:13px;letter-spacing:.08em;color:var(--muted);font-weight:700;text-transform:none;margin-bottom:12px;}
.mega-chips{display:flex;flex-wrap:wrap;gap:8px;}
.mega-chips a{
  font-size:13.5px;font-weight:600;color:var(--olive);
  background:var(--mist);border:1px solid transparent;
  padding:6px 12px;border-radius:var(--r-pill);
}
.mega-chips a:hover{background:var(--olive);color:var(--sand);}
.mega-list li{border-bottom:1px dashed var(--line);}
.mega-list li:last-child{border-bottom:0;}
.mega-list a{
  display:block;padding:9px 2px;font-size:14px;color:var(--muted);font-weight:500;
}
.mega-list a:hover{color:var(--clay);padding-left:6px;}
.nav-toggle{
  display:none;
  background:transparent;border:1px solid var(--line);border-radius:10px;
  width:42px;height:38px;position:relative;cursor:pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--olive);
  transform:translateX(-50%);content:"";border-radius:2px;transition:.2s ease;
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{top:-6px;left:0;transform:none;}
.nav-toggle span::after{top:6px;left:0;transform:none;}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;
  padding:12px 22px;border-radius:var(--r-btn);
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--clay);color:#FFF8F3;box-shadow:0 8px 20px rgba(217,102,61,.24);}
.btn-primary:hover{background:var(--clay-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(217,102,61,.3);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--olive);color:var(--olive);}
.btn-ghost:hover{background:var(--mist);color:var(--olive);transform:translateY(-1px);}
.btn-ghost-light{background:transparent;border-color:rgba(247,243,236,.55);color:var(--sand);}
.btn-ghost-light:hover{background:rgba(247,243,236,.14);color:#fff;}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  background-image:linear-gradient(100deg,rgba(21,43,37,.93) 0%,rgba(31,58,51,.86) 52%,rgba(31,58,51,.62) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
  color:var(--sand);
  padding:44px 0 52px;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  border:1px solid rgba(247,243,236,.18);border-radius:50%;
  box-shadow:0 0 0 46px rgba(247,243,236,.05),0 0 0 96px rgba(247,243,236,.04);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.crumbs{
  display:flex;align-items:center;gap:8px;
  font-size:13.5px;color:rgba(247,243,236,.72);
  margin-bottom:20px;flex-wrap:wrap;
}
.crumbs a{color:rgba(247,243,236,.85);}
.crumbs a:hover{color:#fff;}
.crumbs .sep{opacity:.5;}
.crumbs .now{color:var(--clay);font-weight:600;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;
  background:rgba(217,102,61,.18);
  border:1px solid rgba(217,102,61,.5);
  color:#F6C9B6;
  padding:6px 14px;border-radius:var(--r-pill);
  margin-bottom:18px;
}
.dot{width:7px;height:7px;border-radius:50%;background:var(--clay);display:inline-block;box-shadow:0 0 0 4px rgba(217,102,61,.22);}
.page-hero h1{
  color:#FFFDF8;
  font-size:clamp(28px,3.6vw,45px);
  line-height:1.2;
  max-width:900px;
}
.page-hero .lead{
  margin-top:16px;max-width:660px;
  font-size:16.5px;line-height:1.8;
  color:rgba(247,243,236,.84);
}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-chips a{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;
  color:rgba(247,243,236,.9);
  background:rgba(247,243,236,.09);
  border:1px solid rgba(247,243,236,.22);
  padding:8px 15px;border-radius:var(--r-pill);
  transition:.2s ease;
}
.hero-chips a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--clay);}
.hero-chips a:hover{background:var(--clay);border-color:var(--clay);color:#fff;}

/* ============ Status band ============ */
.status-band{
  background:var(--olive-deep);
  color:rgba(247,243,236,.82);
  border-bottom:1px solid rgba(247,243,236,.12);
}
.status-inner{
  display:flex;flex-wrap:wrap;gap:14px 34px;align-items:center;
  padding:16px 24px;font-size:13.5px;
}
.status-item{display:inline-flex;align-items:center;gap:9px;}
.status-item strong{color:#FFFDF8;font-weight:700;}
.status-live .dot{background:#5FCB96;box-shadow:0 0 0 4px rgba(95,203,150,.2);animation:pulse 2.2s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.45;}}
.status-sep{flex:1;}

/* ============ Sections ============ */
.section{padding:var(--sec) 0;}
.section-mist{background:var(--mist);}
.section-sand{background:var(--sand);}
.section-dark{background:var(--olive);color:rgba(247,243,236,.86);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-kicker{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--clay);margin-bottom:12px;
}
.section h2{
  font-size:clamp(24px,3vw,34px);line-height:1.28;
}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;}
.section-dark .section-head p{color:rgba(247,243,236,.75);}
.section-dark h2{color:#FFFDF8;}
.section-dark .section-kicker{color:#F0A185;}

/* ============ Flow timeline ============ */
.flow-layout{
  display:grid;
  grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);
  gap:44px;
  align-items:start;
}
.flow{position:relative;}
.flow-item{
  display:grid;
  grid-template-columns:64px minmax(0,1fr);
  gap:18px;
  padding-bottom:30px;
}
.flow-item:last-child{padding-bottom:0;}
.flow-num{
  position:relative;
  width:52px;height:52px;border-radius:14px;
  background:var(--card);
  border:1px solid var(--line);
  box-shadow:var(--sh);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;color:var(--clay);
  font-variant-numeric:tabular-nums;
}
.flow-item:not(:last-child) .flow-num::after{
  content:"";position:absolute;left:50%;top:100%;width:1px;height:calc(100% + 30px);
  background:linear-gradient(180deg,var(--line),rgba(217,210,197,.2));
  transform:translateX(-50%);
}
.flow-body{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 24px;
  box-shadow:var(--sh);
  transition:box-shadow .22s ease,border-color .22s ease,transform .22s ease;
}
.flow-body:hover{border-color:#E6B39C;box-shadow:var(--sh-hover);transform:translateY(-2px);}
.flow-body h3{font-size:19px;line-height:1.4;margin-bottom:8px;}
.flow-body p{color:var(--muted);font-size:15px;line-height:1.8;}
.flow-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  display:inline-block;font-size:12.5px;font-weight:600;
  color:var(--olive);background:var(--mist);
  border:1px solid rgba(31,58,51,.1);
  padding:4px 11px;border-radius:var(--r-pill);
}
.tag-clay{background:rgba(217,102,61,.12);color:var(--clay-dark);border-color:rgba(217,102,61,.24);}

.flow-aside{display:grid;gap:20px;position:sticky;top:96px;}
.aside-figure{
  border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh);background:var(--card);
}
.aside-figure img{width:100%;height:210px;object-fit:cover;transition:transform .5s ease;}
.aside-figure:hover img{transform:scale(1.03);}
.aside-figure figcaption{
  padding:12px 16px;font-size:13px;color:var(--muted);
  border-top:1px solid var(--line);background:#FCFAF4;
}
.aside-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh);
}
.aside-card h3{font-size:17px;margin-bottom:10px;}
.aside-card p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.check-list{margin-top:14px;display:grid;gap:10px;}
.check-list li{
  position:relative;padding-left:24px;font-size:14.5px;color:var(--ink);line-height:1.75;
}
.check-list li::before{
  content:"";position:absolute;left:0;top:7px;width:12px;height:12px;
  border-radius:4px;background:var(--mist);border:1px solid rgba(31,58,51,.22);
}
.check-list li::after{
  content:"";position:absolute;left:3px;top:10px;width:5px;height:8px;
  border-right:2px solid var(--ok);border-bottom:2px solid var(--ok);
  transform:rotate(40deg);
}
.aside-card--accent{background:var(--olive);border-color:var(--olive);}
.aside-card--accent h3{color:#FFFDF8;}
.aside-card--accent p{color:rgba(247,243,236,.78);}
.aside-card--accent .btn{margin-top:16px;}

/* ============ Tip cards ============ */
.tip-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;
}
.tip-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  position:relative;overflow:hidden;
}
.tip-card::before{
  content:"";position:absolute;left:0;top:0;width:100%;height:3px;
  background:var(--clay);transform:scaleX(0);transform-origin:left;transition:transform .28s ease;
}
.tip-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#E6B39C;}
.tip-card:hover::before{transform:scaleX(1);}
.tip-icon{
  width:44px;height:44px;border-radius:12px;background:var(--mist);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.tip-icon svg{width:22px;height:22px;stroke:var(--olive);}
.tip-card h3{font-size:18px;margin-bottom:10px;}
.tip-card p{font-size:14.5px;color:var(--muted);line-height:1.8;}

/* ============ Compare strip ============ */
.compare{
  display:grid;grid-template-columns:1fr 1fr;gap:22px;
}
.compare-col{
  border-radius:var(--r-card);border:1px solid var(--line);
  background:var(--card);padding:26px;box-shadow:var(--sh);
}
.compare-col.bad{border-left:4px solid var(--err);}
.compare-col.good{border-left:4px solid var(--ok);}
.compare-col h3{font-size:18px;margin-bottom:16px;}
.compare-col ul{display:grid;gap:12px;}
.compare-col li{
  font-size:14.5px;color:var(--muted);line-height:1.75;
  padding-left:26px;position:relative;
}
.compare-col li::before{
  position:absolute;left:0;top:0;font-weight:800;font-size:15px;
}
.compare-col.bad li::before{content:"×";color:var(--err);}
.compare-col.good li::before{content:"✓";color:var(--ok);}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.accordion-item{
  background:var(--card);border:1px solid var(--line)!important;
  border-radius:14px!important;margin-bottom:14px;overflow:hidden;
  box-shadow:var(--sh);
}
.accordion-button{
  background:var(--card)!important;color:var(--olive)!important;
  font-size:17px;font-weight:700;padding:20px 22px 20px 58px;
  box-shadow:none!important;border:none;position:relative;line-height:1.5;
}
.accordion-button:not(.collapsed){
  background:#F1F5EF!important;color:var(--olive)!important;
}
.accordion-button::before{
  content:"?";position:absolute;left:20px;top:50%;transform:translateY(-50%);
  width:24px;height:24px;border-radius:7px;background:var(--mist);
  color:var(--olive);font-size:13px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.accordion-button:not(.collapsed)::before{background:var(--clay);color:#fff;}
.accordion-button::after{
  background-image:none;
  width:10px;height:10px;border-right:2px solid var(--olive);border-bottom:2px solid var(--olive);
  transform:rotate(45deg);transition:transform .22s ease;margin-left:auto;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.accordion-button:focus{outline:3px solid rgba(217,102,61,.35);outline-offset:-3px;}
.accordion-button:not(.collapsed){box-shadow:inset 3px 0 0 var(--clay)!important;}
.accordion-body{
  padding:4px 24px 24px 58px;font-size:15.5px;line-height:1.85;color:var(--muted);
  background:var(--card);
}
.accordion-body strong{color:var(--olive);}

/* ============ CTA / Contact ============ */
.cta-block{
  background:linear-gradient(120deg,var(--olive) 0%,#24443B 60%,#2C5147 100%);
  color:var(--sand);
  border-radius:22px;
  padding:44px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;
  box-shadow:0 20px 50px rgba(31,58,51,.2);
  border:1px solid rgba(247,243,236,.12);
}
.cta-block h2{color:#FFFDF8;font-size:clamp(22px,2.6vw,30px);line-height:1.3;}
.cta-block .cta-text{margin-top:14px;color:rgba(247,243,236,.78);font-size:15.5px;line-height:1.8;}
.cta-meta{margin-top:24px;display:grid;gap:12px;}
.cta-meta li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14px;color:rgba(247,243,236,.8);line-height:1.7;
}
.cta-meta li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--clay);margin-top:9px;flex:none;}
.lead-form{
  background:rgba(247,243,236,.07);
  border:1px solid rgba(247,243,236,.18);
  border-radius:var(--r-card);
  padding:24px;
}
.field{margin-bottom:16px;}
.field label{
  display:block;font-size:13.5px;font-weight:600;color:rgba(247,243,236,.85);
  margin-bottom:7px;
}
.field input,.field select,.field textarea{
  width:100%;
  background:rgba(255,253,248,.96);
  border:1px solid rgba(247,243,236,.4);
  border-radius:var(--r-input);
  padding:11px 13px;
  font-size:14.5px;color:var(--ink);
  font-family:inherit;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{resize:vertical;min-height:88px;}
.field input::placeholder,.field textarea::placeholder{color:#98A29B;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--clay);box-shadow:0 0 0 3px rgba(217,102,61,.28);
}
.field .hint{display:block;margin-top:6px;font-size:12.5px;color:rgba(247,243,236,.6);}
.field .error-msg{display:none;margin-top:6px;font-size:12.5px;color:#F0A185;}
.form-note{font-size:12.5px;color:rgba(247,243,236,.6);margin-top:12px;line-height:1.7;}
.form-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:4px;}

/* ============ Related chips ============ */
.chip-row{display:flex;flex-wrap:wrap;gap:12px;}
.chip-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:var(--r-pill);
  background:var(--card);border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--olive);
  transition:.2s ease;box-shadow:var(--sh);
}
.chip-link::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--clay);}
.chip-link:hover{background:var(--olive);color:var(--sand);border-color:var(--olive);transform:translateY(-2px);}

/* ============ Footer ============ */
.site-footer{
  background:var(--olive-deep);color:rgba(247,243,236,.78);
  padding:64px 0 26px;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1.1fr 1.1fr;gap:40px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  color:#FFFDF8;font-weight:800;font-size:16px;margin-bottom:16px;letter-spacing:-.01em;
}
.footer-brand .brand-mark{width:36px;height:36px;}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(247,243,236,.7);max-width:360px;}
.footer-col h4{
  color:#FFFDF8;font-size:14px;font-weight:700;letter-spacing:.06em;margin-bottom:16px;
}
.footer-col a{
  display:block;font-size:14px;color:rgba(247,243,236,.72);
  padding:6px 0;transition:.2s ease;
}
.footer-col a:hover{color:var(--clay);transform:translateX(3px);}
.footer-col ul li{
  font-size:14px;color:rgba(247,243,236,.72);padding:6px 0;line-height:1.7;
}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(247,243,236,.14);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(247,243,236,.55);
}

/* ============ Responsive ============ */
@media (max-width:1199px){
  :root{--sec:68px;}
  .main-nav a{padding:8px 8px;font-size:13.5px;}
  .header-inner{gap:16px;}
}
@media (max-width:1079px){
  .mega-wrap{display:none;}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    background:var(--card);
    border-bottom:1px solid var(--line);
    box-shadow:var(--sh-hover);
    flex-direction:column;align-items:stretch;gap:0;
    padding:10px 24px 18px;
    display:none;
  }
  .main-nav.is-open{display:flex;}
  .main-nav a{
    padding:12px 4px;font-size:15px;
    border-bottom:1px solid var(--line);
    border-radius:0;
  }
  .main-nav a.active{border-bottom-color:var(--clay);}
  .nav-toggle{display:block;}
  .header-inner{position:relative;}
  .header-tools{margin-left:auto;}
  .flow-layout{grid-template-columns:1fr;gap:32px;}
  .flow-aside{position:static;grid-template-columns:1fr 1fr;}
  .tip-grid{grid-template-columns:1fr 1fr;}
  .cta-block{grid-template-columns:1fr;padding:34px;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--sec:48px;}
  .container{padding:0 18px;}
  .page-hero{padding:32px 0 40px;background-image:linear-gradient(100deg,rgba(21,43,37,.95) 0%,rgba(31,58,51,.86) 100%),url("/assets/images/backpic/back-1.png");background-position:center;background-size:cover;}
  .page-hero h1{font-size:clamp(24px,6.4vw,32px);}
  .page-hero .lead{font-size:15px;}
  .hero-chips a{font-size:12.5px;padding:7px 12px;}
  .status-inner{font-size:12.5px;gap:10px 20px;padding:14px 18px;}
  .flow-item{grid-template-columns:44px minmax(0,1fr);gap:12px;}
  .flow-num{width:40px;height:40px;border-radius:12px;font-size:15px;}
  .flow-body{padding:18px;}
  .flow-body h3{font-size:17px;}
  .flow-aside{grid-template-columns:1fr;}
  .tip-grid{grid-template-columns:1fr;}
  .compare{grid-template-columns:1fr;}
  .accordion-button{font-size:15.5px;padding:16px 18px 16px 50px;}
  .accordion-button::before{left:16px;width:20px;height:20px;font-size:12px;}
  .accordion-body{padding:2px 18px 20px 50px;font-size:15px;}
  .cta-block{padding:24px;border-radius:18px;}
  .lead-form{padding:18px;}
  .form-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{justify-content:flex-start;}
}
@media (max-width:520px){
  .brand{font-size:14.5px;}
  .brand-mark{width:30px;height:30px;}
  .header-tools .btn{display:none;}
  .aside-figure img{height:180px;}
  .section-head{margin-bottom:28px;}
}

/* roulang page: category2 */
:root{
  --ink:#1F3A33;
  --clay:#D9663D;
  --clay-dark:#B94F2C;
  --sand:#F7F3EC;
  --card:#FFFDF8;
  --mist:#E7EDE7;
  --line:#D9D2C5;
  --text:#1C2420;
  --muted:#5B665F;
  --reverse:#F7F3EC;
  --ok:#2F6B4F;
  --warn:#B7791F;
  --err:#B3453A;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --sh:0 10px 30px rgba(31,58,51,.08);
  --sh-h:0 16px 40px rgba(31,58,51,.14);
  --sp:80px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--ink);line-height:1.25;letter-spacing:-.01em;}
p{margin:0 0 12px;}
p:last-child{margin-bottom:0;}
img{display:block;max-width:100%;height:auto;}
ul{margin:0;padding:0;list-style:none;}
a{color:var(--ink);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease;}
a:hover,a:focus{color:var(--clay);}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
:focus-visible{outline:3px solid rgba(217,102,61,.45);outline-offset:2px;border-radius:8px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:var(--sp) 0;}
.section--mist{background:var(--mist);}
.section--top-tight{padding-top:56px;}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--clay-dark);margin-bottom:12px;}
.kicker::before{content:"";width:22px;height:2px;background:var(--clay);display:inline-block;}
.section-head{max-width:740px;margin-bottom:36px;}
.section-head h2{font-size:clamp(24px,3vw,36px);}
.section-head p{margin-top:14px;color:var(--muted);font-size:15.5px;}

/* 按钮 */
.btn-x{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:var(--r-btn);font-size:15px;font-weight:700;border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;}
.btn-primary-x{background:var(--clay);color:#fff;box-shadow:0 8px 20px rgba(217,102,61,.24);}
.btn-primary-x:hover,.btn-primary-x:focus{background:var(--clay-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(217,102,61,.32);}
.btn-ghost-x{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-ghost-x:hover,.btn-ghost-x:focus{background:var(--mist);color:var(--ink);transform:translateY(-1px);}
.btn-outline-light-x{border-color:rgba(247,243,236,.5);color:var(--reverse);background:transparent;}
.btn-outline-light-x:hover,.btn-outline-light-x:focus{background:rgba(247,243,236,.12);color:#fff;border-color:rgba(247,243,236,.8);}

/* 导航 */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(247,243,236,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
.header-wrap{position:relative;}
.header-inner{display:flex;align-items:center;gap:20px;min-height:74px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--ink);letter-spacing:.01em;flex:0 0 auto;}
.brand:hover{color:var(--ink);}
.brand-mark{width:34px;height:34px;flex:0 0 auto;}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;flex-wrap:nowrap;}
.main-nav a{padding:8px 12px;border-radius:var(--r-pill);font-size:14.5px;font-weight:500;color:var(--muted);white-space:nowrap;}
.main-nav a:hover{background:var(--mist);color:var(--ink);}
.main-nav a.active{background:var(--mist);color:var(--ink);font-weight:700;}
.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.mega-toggle{display:inline-flex;align-items:center;gap:6px;padding:9px 14px;border:1px solid var(--line);border-radius:var(--r-pill);background:var(--card);font-size:14px;font-weight:700;color:var(--ink);}
.mega-toggle:hover,.mega-toggle[aria-expanded="true"]{background:var(--ink);border-color:var(--ink);color:var(--reverse);}
.mega-toggle svg{transition:transform .25s ease;}
.mega-toggle[aria-expanded="true"] svg{transform:rotate(180deg);}
.nav-burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:var(--card);align-items:center;justify-content:center;}
.nav-burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-burger span::before,.nav-burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.nav-burger span::before{top:-6px;}
.nav-burger span::after{top:6px;}

/* Mega 面板 */
.mega-panel{position:absolute;left:0;right:0;top:100%;padding-top:12px;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .22s ease,transform .22s ease,visibility .22s;}
.mega-panel.open{opacity:1;visibility:visible;transform:none;}
.mega-inner{max-width:860px;margin-left:auto;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-h);padding:24px;display:grid;grid-template-columns:1.15fr 1fr;gap:28px;}
.mega-title{font-size:13px;letter-spacing:.12em;color:var(--muted);font-weight:700;margin-bottom:14px;}
.mega-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.mega-chips a{font-size:13.5px;font-weight:600;padding:7px 14px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--sand);color:var(--ink);}
.mega-chips a:hover{background:var(--ink);border-color:var(--ink);color:var(--reverse);}
.mega-card{display:flex;gap:14px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--sand);}
.mega-card:hover{border-color:rgba(217,102,61,.55);background:var(--card);}
.mega-card img{width:74px;height:56px;object-fit:cover;border-radius:8px;flex:0 0 auto;}
.mega-card strong{display:block;font-size:14.5px;color:var(--ink);}
.mega-card span{display:block;font-size:12.5px;color:var(--muted);line-height:1.6;margin-top:2px;}
.mega-list li{border-bottom:1px dashed var(--line);}
.mega-list li:last-child{border-bottom:0;}
.mega-list a{display:block;padding:9px 0;font-size:14px;color:var(--text);}
.mega-list a:hover{color:var(--clay);padding-left:4px;}

/* 移动菜单 */
.mobile-menu{display:none;border-top:1px solid var(--line);background:var(--card);padding:12px 0 18px;}
.mobile-menu.open{display:block;}
.mobile-menu a{display:block;padding:11px 4px;font-size:15px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);}
.mobile-menu a:last-child{border-bottom:0;}
.mobile-menu a.active{color:var(--clay-dark);}

/* 面包屑与 Hero */
.breadcrumb-x{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(247,243,236,.66);margin-bottom:20px;}
.breadcrumb-x a{color:rgba(247,243,236,.9);}
.breadcrumb-x a:hover{color:#fff;}
.breadcrumb-x .sep{opacity:.5;}
.page-hero{position:relative;overflow:hidden;color:var(--reverse);padding:58px 0 88px;
  background-image:linear-gradient(102deg,rgba(31,58,51,.95) 0%,rgba(31,58,51,.86) 48%,rgba(31,58,51,.58) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;}
.page-hero::before{content:"";position:absolute;right:-110px;top:-90px;width:380px;height:380px;border-radius:50%;border:1px solid rgba(247,243,236,.18);box-shadow:0 0 0 44px rgba(247,243,236,.05),0 0 0 92px rgba(247,243,236,.035);pointer-events:none;}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);border:1px solid rgba(247,243,236,.35);font-size:13px;font-weight:600;color:rgba(247,243,236,.94);margin-bottom:18px;}
.hero-tag i{width:7px;height:7px;border-radius:50%;background:var(--clay);display:inline-block;}
.page-hero h1{color:var(--reverse);font-size:clamp(28px,3.8vw,48px);line-height:1.22;max-width:880px;position:relative;}
.page-hero .lede{margin-top:16px;max-width:640px;font-size:16.5px;color:rgba(247,243,236,.85);position:relative;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;position:relative;}

/* 状态条 */
.status-bar{position:relative;z-index:2;margin-top:-46px;display:grid;grid-template-columns:repeat(3,1fr);background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);overflow:hidden;}
.status-item{padding:22px 26px;border-right:1px solid var(--line);}
.status-item:last-child{border-right:0;}
.status-item .lbl{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);font-weight:600;}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(47,107,79,.14);display:inline-block;}
.dot--warn{background:var(--warn);box-shadow:0 0 0 4px rgba(183,121,31,.16);}
.dot--clay{background:var(--clay);box-shadow:0 0 0 4px rgba(217,102,61,.16);}
.status-item strong{display:block;margin-top:8px;font-size:18px;color:var(--ink);font-variant-numeric:tabular-nums;}
.status-item .sub{display:block;margin-top:4px;font-size:13px;color:var(--muted);}

/* chip 快捷入口 */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;}
.chip{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--card);font-size:14px;font-weight:600;color:var(--ink);}
.chip::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--clay);}
.chip:hover{background:var(--ink);border-color:var(--ink);color:var(--reverse);transform:translateY(-1px);}

/* 矩阵布局 */
.matrix{display:grid;grid-template-columns:264px 1fr;gap:40px;align-items:start;}
.side-nav{position:sticky;top:96px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh);}
.side-nav h2{font-size:13px;letter-spacing:.12em;color:var(--muted);font-weight:700;margin-bottom:12px;}
.side-nav a{display:block;padding:9px 12px;border-radius:10px;font-size:14.5px;font-weight:500;color:var(--ink);border-left:2px solid transparent;}
.side-nav a:hover{background:var(--mist);border-left-color:var(--clay);color:var(--ink);}
.side-nav a.current{background:var(--mist);border-left-color:var(--clay);font-weight:700;}
.side-note{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted);line-height:1.7;}
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;align-items:start;}
.svc-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);overflow:hidden;transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;}
.svc-card:hover{box-shadow:var(--sh-h);transform:translateY(-3px);border-color:rgba(217,102,61,.5);}
.svc-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--mist);}
.svc-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.svc-card:hover .thumb img{transform:scale(1.03);}
.svc-card .body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.tag{display:inline-flex;align-self:flex-start;padding:4px 12px;border-radius:var(--r-pill);background:rgba(217,102,61,.12);color:var(--clay-dark);font-size:12.5px;font-weight:700;}
.svc-card h3{font-size:19px;}
.svc-card p{font-size:14.5px;color:var(--muted);line-height:1.75;}
.card-link{margin-top:auto;padding-top:12px;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--ink);}
.card-link::after{content:"→";transition:transform .2s ease;}
.svc-card:hover .card-link{color:var(--clay);}
.svc-card:hover .card-link::after{transform:translateX(3px);}

/* 排行 */
.rank-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);overflow:hidden;}
.rank-row{display:grid;grid-template-columns:58px 1.05fr 1fr;gap:20px;align-items:center;padding:20px 26px;border-bottom:1px solid var(--line);transition:background-color .2s ease;}
.rank-row:last-child{border-bottom:0;}
.rank-row:hover{background:rgba(231,237,231,.55);}
.rank-no{font-size:22px;font-weight:800;color:var(--clay);line-height:1;font-variant-numeric:tabular-nums;}
.rank-row h3{font-size:16.5px;}
.rank-row p{font-size:14px;color:var(--muted);margin:4px 0 0;}
.rank-fix{font-size:14px;color:var(--ink);display:flex;gap:8px;align-items:flex-start;}
.rank-fix::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ok);flex:0 0 auto;margin-top:8px;}

/* 流程 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:30px 22px 24px;box-shadow:var(--sh);}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-16px;left:22px;width:34px;height:34px;border-radius:50%;background:var(--ink);color:var(--reverse);display:grid;place-items:center;font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;}
.step h3{font-size:17px;margin-top:6px;}
.step p{font-size:14px;color:var(--muted);margin-top:8px;}

/* FAQ */
.faq .accordion-item{background:var(--card);border:1px solid var(--line);border-radius:14px !important;margin-bottom:14px;overflow:hidden;box-shadow:none;}
.faq .accordion-button{background:var(--card);color:var(--ink);font-size:16.5px;font-weight:700;padding:18px 22px;box-shadow:none;gap:10px;}
.faq .accordion-button:focus{box-shadow:none;outline:none;}
.faq .accordion-button:not(.collapsed){background:var(--mist);color:var(--ink);box-shadow:inset 3px 0 0 var(--clay);}
.faq .accordion-button::after{width:16px;height:16px;background-size:16px;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M8 2v12M2 8h12' stroke='%231F3A33' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");transform:none;transition:transform .25s ease;}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.faq .accordion-body{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--muted);}

/* CTA */
.cta-band{position:relative;overflow:hidden;background:var(--ink);color:var(--reverse);border-radius:20px;padding:48px;display:grid;grid-template-columns:1.5fr 1fr;gap:32px;align-items:center;}
.cta-band::after{content:"";position:absolute;right:-80px;bottom:-120px;width:300px;height:300px;border-radius:50%;border:1px solid rgba(247,243,236,.16);box-shadow:0 0 0 40px rgba(247,243,236,.05);pointer-events:none;}
.cta-band h2{color:var(--reverse);font-size:clamp(22px,2.6vw,32px);position:relative;}
.cta-band p{color:rgba(247,243,236,.8);margin-top:12px;font-size:15px;position:relative;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end;position:relative;}

/* 联系信息卡 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch;}
.info-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh);}
.info-card h3{font-size:19px;margin-bottom:14px;}
.info-card li{display:flex;gap:10px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14.5px;color:var(--muted);line-height:1.7;}
.info-card li:last-child{border-bottom:0;}
.info-card li b{color:var(--ink);font-weight:700;flex:0 0 auto;}
.info-card .btn-x{margin-top:18px;}

/* 页脚 */
.site-footer{background:var(--ink);color:var(--reverse);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--reverse);margin-bottom:14px;}
.footer-brand .brand-mark{width:34px;height:34px;}
.site-footer p{color:rgba(247,243,236,.72);font-size:14px;line-height:1.8;}
.footer-col h4{color:var(--reverse);font-size:15px;margin-bottom:14px;letter-spacing:.04em;font-weight:700;}
.footer-col a{display:block;color:rgba(247,243,236,.72);font-size:14px;padding:5px 0;}
.footer-col a:hover{color:#fff;}
.footer-col li{color:rgba(247,243,236,.72);font-size:14px;padding:5px 0;}
.footer-bottom{margin-top:44px;border-top:1px solid rgba(247,243,236,.16);padding:20px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(247,243,236,.6);}

/* 响应式 */
@media (max-width:1199px){
  .matrix{grid-template-columns:1fr;gap:28px;}
  .side-nav{position:static;display:grid;grid-template-columns:repeat(3,1fr);gap:6px;}
  .side-nav h2{grid-column:1 / -1;}
  .side-note{grid-column:1 / -1;}
  .main-nav a{padding:8px 9px;font-size:14px;}
}
@media (max-width:991px){
  :root{--sp:56px;}
  .main-nav{display:none;}
  .nav-burger{display:inline-flex;}
  .mega-toggle{display:none;}
  .mega-panel{display:none;}
  .header-inner{gap:12px;}
  .card-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .status-bar{grid-template-columns:1fr;margin-top:0;}
  .status-item{border-right:0;border-bottom:1px solid var(--line);}
  .status-item:last-child{border-bottom:0;}
  .page-hero{padding:44px 0 48px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{grid-template-columns:1fr;padding:36px;}
  .cta-actions{justify-content:flex-start;}
  .contact-grid{grid-template-columns:1fr;}
  .rank-row{grid-template-columns:44px 1fr;gap:12px;}
  .rank-fix{grid-column:2;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  :root{--sp:40px;}
  .page-hero h1{font-size:26px;}
  .page-hero .lede{font-size:15px;}
  .btn-x{width:100%;}
  .hero-actions .btn-x{width:100%;}
  .chip{font-size:13px;padding:8px 14px;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .side-nav{grid-template-columns:1fr 1fr;}
  .cta-band{padding:28px 22px;border-radius:16px;}
  .rank-row{padding:18px 18px;}
  .brand{font-size:15.5px;}
}

/* roulang page: category3 */
:root{
  --ink:#1F3A33;
  --ink-deep:#162C26;
  --accent:#D9663D;
  --accent-dark:#B94F2C;
  --bg:#F7F3EC;
  --card:#FFFDF8;
  --sage:#E7EDE7;
  --line:#D9D2C5;
  --text:#1C2420;
  --muted:#5B665F;
  --white:#F7F3EC;
  --ok:#2F6B4F;
  --warn:#B7791F;
  --err:#B3453A;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow:0 10px 30px rgba(31,58,51,.08);
  --shadow-hover:0 16px 40px rgba(31,58,51,.14);
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{margin:0 0 12px;color:var(--ink);font-weight:800;letter-spacing:.2px}
p{margin:0 0 14px}
ul,ol{margin:0 0 14px;padding-left:20px}
a{color:var(--ink);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}
a:hover{color:var(--accent)}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit}
a:focus-visible,button:focus-visible,.chip:focus-visible{
  outline:3px solid rgba(217,102,61,.45);
  outline-offset:2px;
  border-radius:6px;
}
.container{
  max-width:1200px;
  width:100%;
  margin-inline:auto;
  padding-left:24px;
  padding-right:24px;
}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  border:1px solid transparent;
  cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.btn-primary{
  background:var(--accent);
  color:#FFF8F3;
  border-color:var(--accent);
  box-shadow:0 8px 20px rgba(217,102,61,.22);
}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#FFF8F3;transform:translateY(-1px);box-shadow:0 12px 26px rgba(185,79,44,.26)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(185,79,44,.24)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--sage);color:var(--ink);transform:translateY(-1px)}
.btn-light{background:var(--card);color:var(--ink);border-color:var(--line)}
.btn-light:hover{background:var(--sage);color:var(--ink);border-color:var(--ink)}
/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:rgba(247,243,236,.96);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:72px;
  padding-top:8px;
  padding-bottom:8px;
  flex-wrap:nowrap;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:var(--ink);
  white-space:nowrap;
  flex:none;
}
.brand:hover{color:var(--ink)}
.brand-mark{width:34px;height:34px;flex:none}
.brand-text{letter-spacing:.3px}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
  overflow-x:auto;
  scrollbar-width:thin;
}
.main-nav a{
  padding:9px 14px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
  border:1px solid transparent;
}
.main-nav a:hover{background:var(--sage);color:var(--ink)}
.main-nav a.active{background:var(--ink);color:var(--white);border-color:var(--ink)}
.header-cta{margin-left:8px;flex:none;padding:10px 18px;font-size:14px}
/* ---------- page hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  color:var(--white);
  background-image:linear-gradient(105deg,rgba(22,44,38,.94) 8%,rgba(31,58,51,.82) 55%,rgba(31,58,51,.62) 100%),
    url("/assets/images/backpic/back-3.webp");
  background-size:cover;
  background-position:center;
  padding:64px 0 60px;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-140px;
  top:-120px;
  width:420px;
  height:420px;
  border-radius:50%;
  border:1px solid rgba(247,243,236,.16);
  box-shadow:0 0 0 40px rgba(247,243,236,.05),0 0 0 90px rgba(247,243,236,.035);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb-nav{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(247,243,236,.72);
  margin-bottom:18px;
}
.breadcrumb-nav a{color:rgba(247,243,236,.82)}
.breadcrumb-nav a:hover{color:#fff;text-decoration:underline}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(217,102,61,.18);
  border:1px solid rgba(217,102,61,.55);
  color:#F6C6B4;
  font-size:13px;
  font-weight:600;
  letter-spacing:.4px;
  margin-bottom:16px;
}
.page-hero h1{
  color:var(--white);
  font-size:clamp(30px,4vw,50px);
  line-height:1.2;
  max-width:860px;
  margin-bottom:16px;
}
.hero-sub{
  font-size:clamp(15px,1.5vw,18px);
  color:rgba(247,243,236,.86);
  max-width:660px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
  list-style:none;
  margin:0;
  padding:18px 0 0;
  border-top:1px solid rgba(247,243,236,.22);
}
.hero-stats li{
  padding:0 18px;
  border-left:1px solid rgba(247,243,236,.18);
}
.hero-stats li:first-child{padding-left:0;border-left:none}
.hero-stats strong{
  display:block;
  color:var(--white);
  font-size:16px;
  font-weight:700;
  margin-bottom:2px;
}
.hero-stats span{font-size:13px;color:rgba(247,243,236,.7);line-height:1.5;display:block}
/* ---------- sections ---------- */
.section{padding:76px 0}
.section-sage{background:var(--sage)}
.section-tight{padding:56px 0}
.section-head{max-width:780px;margin-bottom:36px}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.28}
.section-head p{font-size:16px;color:var(--muted);margin-bottom:0}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
/* ---------- chips ---------- */
.chip-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  list-style:none;
  margin:0;
  padding:0;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 16px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:var(--card);
  color:var(--ink);
  font-size:14px;
  font-weight:600;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.chip::before{
  content:"";
  width:7px;height:7px;
  border-radius:50%;
  background:var(--accent);
  flex:none;
}
.chip:hover{background:var(--ink);color:var(--white);border-color:var(--ink);transform:translateY(-1px)}
.chip:hover::before{background:var(--accent)}
.chip.is-current{background:var(--ink);color:var(--white);border-color:var(--ink)}
.chip.is-current::before{background:var(--accent)}
/* ---------- feature card ---------- */
.feature-card{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:0;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:22px;
  overflow:hidden;
  box-shadow:var(--shadow);
}
.feature-media{position:relative;min-height:100%}
.feature-media img{width:100%;height:100%;object-fit:cover}
.feature-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(22,44,38,0) 40%,rgba(22,44,38,.32) 100%);
}
.feature-badge{
  position:absolute;
  left:20px;
  top:20px;
  z-index:2;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:var(--accent);
  color:#FFF8F3;
  font-size:13px;
  font-weight:700;
  letter-spacing:.4px;
}
.feature-body{padding:38px 36px}
.feature-body h2{font-size:clamp(23px,2.6vw,30px);line-height:1.3}
.feature-body p{color:var(--muted)}
.check-list{list-style:none;margin:20px 0 26px;padding:0}
.check-list li{
  position:relative;
  padding-left:30px;
  margin-bottom:12px;
  font-size:15px;
  color:var(--text);
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  width:16px;
  height:16px;
  border-radius:5px;
  background:var(--sage);
  border:1px solid #BFCDBF;
}
.check-list li::after{
  content:"";
  position:absolute;
  left:4px;
  top:10px;
  width:7px;
  height:4px;
  border-left:2px solid var(--ok);
  border-bottom:2px solid var(--ok);
  transform:rotate(-45deg);
}
/* ---------- index layout ---------- */
.index-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:28px;
  align-items:start;
}
.index-cards{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px;
}
.text-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px 26px;
  box-shadow:var(--shadow);
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
  height:100%;
}
.text-card:hover{border-color:rgba(217,102,61,.55);box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.text-card h3{font-size:20px;line-height:1.4;margin-bottom:10px}
.text-card > p{color:var(--muted);font-size:15px}
.def-list{margin:16px 0 0;padding:0;list-style:none}
.def-list li{
  display:grid;
  grid-template-columns:78px minmax(0,1fr);
  gap:12px;
  padding:10px 0;
  border-top:1px dashed var(--line);
  font-size:14.5px;
}
.def-list li:first-child{border-top:none;padding-top:0}
.def-list dt,.def-list .k{color:var(--ink);font-weight:700}
.def-list .v{color:var(--muted)}
.side-note{
  position:sticky;
  top:96px;
  background:var(--ink);
  color:rgba(247,243,236,.9);
  border-radius:var(--r-card);
  padding:28px 26px;
  border:1px solid var(--ink-deep);
  box-shadow:var(--shadow);
}
.side-note h3{color:var(--white);font-size:19px;margin-bottom:14px}
.side-note ul{list-style:none;margin:0;padding:0}
.side-note li{
  position:relative;
  padding-left:20px;
  margin-bottom:14px;
  font-size:14.5px;
  line-height:1.7;
}
.side-note li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:8px;
  height:8px;
  border-radius:50%;
  border:2px solid var(--accent);
}
.side-note .note-foot{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid rgba(247,243,236,.2);
  font-size:13px;
  color:rgba(247,243,236,.7);
  line-height:1.6;
}
/* ---------- steps ---------- */
.steps{
  list-style:none;
  margin:0;
  padding:0;
  position:relative;
  max-width:880px;
}
.steps::before{
  content:"";
  position:absolute;
  left:27px;
  top:16px;
  bottom:24px;
  width:2px;
  background:linear-gradient(180deg,var(--accent),rgba(217,102,61,.12));
}
.step{position:relative;padding-left:80px;margin-bottom:26px}
.step:last-child{margin-bottom:0}
.step-num{
  position:absolute;
  left:0;
  top:0;
  width:56px;
  height:56px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:var(--card);
  border:1px solid var(--line);
  color:var(--accent);
  font-weight:800;
  font-size:16px;
  font-variant-numeric:tabular-nums;
  box-shadow:var(--shadow);
}
.step h3{font-size:19px;margin-bottom:6px}
.step p{color:var(--muted);font-size:15px;margin-bottom:0}
/* ---------- update band ---------- */
.update-band{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.update-row{
  display:grid;
  grid-template-columns:96px minmax(0,1fr) 120px;
  gap:18px;
  align-items:center;
  padding:20px 26px;
  border-top:1px solid var(--line);
  transition:background-color .2s ease;
}
.update-row:first-child{border-top:none}
.update-row:hover{background:#FBF7EF}
.update-row .batch{
  font-size:13px;
  font-weight:700;
  color:var(--accent);
  letter-spacing:.6px;
  font-variant-numeric:tabular-nums;
}
.update-row .desc{font-size:15px;color:var(--text);margin:0}
.update-row .tag{
  justify-self:end;
  padding:4px 12px;
  border-radius:var(--r-pill);
  background:var(--sage);
  color:var(--ink);
  font-size:12.5px;
  font-weight:600;
  border:1px solid #CFDCCF;
}
/* ---------- FAQ ---------- */
.faq{max-width:920px}
.faq .accordion-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:14px;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:0 6px 18px rgba(31,58,51,.05);
}
.faq .accordion-item:has(.accordion-button:not(.collapsed)){border-color:rgba(217,102,61,.5)}
.faq .accordion-button{
  display:flex;
  align-items:center;
  gap:14px;
  padding:18px 22px;
  font-family:var(--font);
  font-size:17px;
  font-weight:700;
  color:var(--ink);
  background:var(--card);
  box-shadow:none;
  border-radius:0;
}
.faq .accordion-button:not(.collapsed){
  background:var(--sage);
  color:var(--ink);
  box-shadow:inset 3px 0 0 var(--accent);
}
.faq .accordion-button:focus{box-shadow:inset 3px 0 0 var(--accent),0 0 0 3px rgba(217,102,61,.22);z-index:3}
.faq .accordion-button::after{
  flex:none;
  width:12px;
  height:12px;
  margin-left:auto;
  background-image:none;
  border-right:2px solid var(--accent);
  border-bottom:2px solid var(--accent);
  transform:rotate(45deg);
  transition:transform .25s ease;
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(-135deg)}
.faq .faq-num{
  flex:none;
  font-size:13px;
  font-weight:800;
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:.5px;
}
.faq .accordion-body{
  padding:18px 22px 24px 22px;
  font-size:15.5px;
  line-height:1.85;
  color:var(--muted);
  background:var(--card);
}
/* ---------- CTA band ---------- */
.cta-band{
  background:var(--ink);
  color:var(--white);
  border-radius:24px;
  padding:46px 44px;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:30px;
  align-items:center;
  box-shadow:0 20px 44px rgba(22,44,38,.24);
}
.cta-band h2{color:var(--white);font-size:clamp(23px,2.8vw,30px);margin-bottom:10px}
.cta-band p{color:rgba(247,243,236,.78);margin:0;max-width:620px;font-size:15.5px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-meta{
  display:flex;
  flex-wrap:wrap;
  gap:20px;
  margin-top:18px;
  font-size:13.5px;
  color:rgba(247,243,236,.66);
}
.cta-meta span{display:inline-flex;align-items:center;gap:8px}
.cta-meta span::before{
  content:"";
  width:7px;height:7px;border-radius:50%;
  background:var(--accent);
}
/* ---------- footer ---------- */
.site-footer{
  background:var(--ink-deep);
  color:rgba(247,243,236,.82);
  padding:60px 0 26px;
  margin-top:76px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:36px;
  padding-bottom:38px;
  border-bottom:1px solid rgba(247,243,236,.16);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:var(--white);
  margin-bottom:14px;
}
.footer-brand .brand-mark{width:32px;height:32px}
.site-footer p{font-size:14px;color:rgba(247,243,236,.68);line-height:1.8;max-width:330px}
.footer-col h4{color:var(--white);font-size:15px;margin-bottom:14px;letter-spacing:.4px}
.footer-col a{
  display:block;
  font-size:14px;
  color:rgba(247,243,236,.72);
  padding:4px 0;
}
.footer-col a:hover{color:var(--accent);transform:translateX(2px)}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{font-size:14px;color:rgba(247,243,236,.68);padding:4px 0;line-height:1.7}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  padding-top:22px;
  font-size:13px;
  color:rgba(247,243,236,.55);
}
/* ---------- responsive ---------- */
@media (max-width:1199px){
  .header-inner{gap:14px}
  .main-nav a{padding:8px 12px;font-size:14.5px}
}
@media (max-width:991px){
  .header-inner{flex-wrap:wrap;gap:12px;padding-top:12px;padding-bottom:12px}
  .main-nav{
    order:3;
    width:100%;
    margin-left:0;
    padding-bottom:6px;
    border-top:1px solid var(--line);
    padding-top:8px;
  }
  .header-cta{margin-left:auto}
  .section{padding:56px 0}
  .pdf{display:block}
  .index-layout{grid-template-columns:minmax(0,1fr)}
  .side-note{position:static}
  .feature-card{grid-template-columns:1fr}
  .feature-media{min-height:260px;max-height:320px}
  .feature-body{padding:30px 26px}
  .cta-band{grid-template-columns:1fr;padding:38px 30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .hero-stats{grid-template-columns:1fr 1fr;row-gap:18px}
  .hero-stats li:nth-child(3){padding-left:0;border-left:none}
}
@media (max-width:767px){
  .container{padding-left:18px;padding-right:18px}
  .page-hero{padding:44px 0 40px;background-image:linear-gradient(105deg,rgba(22,44,38,.95) 10%,rgba(31,58,51,.86) 100%),url("/assets/images/backpic/back-3.webp")}
  .page-hero::after{display:none}
  .hero-actions{gap:10px}
  .hero-actions .btn{flex:1 1 auto}
  .section{padding:44px 0}
  .index-cards{grid-template-columns:minmax(0,1fr)}
  .steps::before{left:21px}
  .step{padding-left:60px}
  .step-num{width:44px;height:44px;font-size:14px}
  .update-row{grid-template-columns:1fr;gap:8px;padding:18px 20px}
  .update-row .tag{justify-self:start}
  .faq .accordion-button{font-size:16px;padding:16px 16px;gap:10px}
  .faq .accordion-body{padding:16px 16px 20px}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:28px}
  .cta-band{padding:32px 22px;border-radius:18px}
  .cta-actions .btn{width:100%}
  .site-footer{margin-top:48px;padding-top:44px}
}
@media (max-width:559px){
  .brand{font-size:15px}
  .brand-mark{width:30px;height:30px}
  .header-cta{display:none}
  .hero-stats{grid-template-columns:1fr;row-gap:12px}
  .hero-stats li{padding-left:0;border-left:none;border-top:1px dashed rgba(247,243,236,.2);padding-top:10px}
  .hero-stats li:first-child{border-top:none;padding-top:0}
  .hero-actions .btn{width:100%}
  .def-list li{grid-template-columns:1fr;gap:2px}
  .text-card{padding:22px 20px}
}

/* roulang page: category4 */
:root{
  --ink:#1F3A33;
  --ink-deep:#16291F;
  --accent:#D9663D;
  --accent-dark:#B94F2C;
  --sand:#F7F3EC;
  --card:#FFFDF8;
  --mint:#E7EDE7;
  --line:#D9D2C5;
  --text:#1C2420;
  --muted:#5B665F;
  --ok:#2F6B4F;
  --warn:#B7791F;
  --err:#B3453A;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow:0 10px 30px rgba(31,58,51,.08);
  --shadow-hover:0 16px 40px rgba(31,58,51,.14);
  --font-cn:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}
a:hover{color:var(--accent)}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 12px}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:.2px}
h1{font-size:clamp(30px,4vw,50px);line-height:1.18;font-weight:800}
h2{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:800}
h3{font-size:20px;line-height:1.35;font-weight:700}
h4{font-size:16px;line-height:1.4;font-weight:700}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(217,102,61,.4);outline-offset:2px}

/* 容器与板块 */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-tight{padding:48px 0}
.section-mint{background:var(--mint)}
.section-head{max-width:720px;margin-bottom:36px}
.section-head p{color:var(--muted);font-size:16px;margin:12px 0 0}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--accent);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow.on-dark{color:#F0A184}

/* 按钮 */
.btn-main,.btn-line,.btn-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-btn);font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;transition:all .2s ease;
}
.btn-main{background:var(--accent);color:#FFF7F1;border-color:var(--accent);box-shadow:0 8px 22px rgba(217,102,61,.24)}
.btn-main:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#FFF7F1;transform:translateY(-1px);box-shadow:0 12px 28px rgba(185,79,44,.28)}
.btn-main:active{transform:translateY(0)}
.btn-line{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-line:hover{background:var(--mint);color:var(--ink);border-color:var(--ink)}
.btn-light{background:var(--card);color:var(--ink);border-color:var(--line)}
.btn-light:hover{background:var(--mint);color:var(--ink);border-color:var(--ink)}
.btn-main:disabled,.btn-line:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--sand);
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 10px rgba(31,58,51,.05);
}
.header-inner{display:flex;align-items:center;gap:20px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--ink);flex:0 0 auto}
.brand:hover{color:var(--ink)}
.brand-mark{width:34px;height:34px;flex:0 0 34px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{
  display:inline-block;padding:8px 11px;border-radius:8px;
  font-size:14.5px;font-weight:500;color:var(--ink);white-space:nowrap;
}
.main-nav a:hover{background:var(--mint);color:var(--ink)}
.main-nav a.active{background:var(--ink);color:var(--sand)}
.main-nav a.active:hover{color:var(--sand)}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.mega-toggle{
  border:1px solid var(--line);background:var(--card);color:var(--ink);
  padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;
}
.mega-toggle:hover{border-color:var(--ink);background:var(--mint);color:var(--ink)}
.mega-toggle::after{margin-left:8px;vertical-align:2px}
.dropdown-menu.mega-panel{
  width:760px;left:auto;right:0;margin-top:14px;padding:24px;
  border:1px solid var(--line);border-radius:var(--radius-card);
  background:var(--card);box-shadow:var(--shadow-hover);
}
.mega-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:26px}
.mega-title{font-size:13px;letter-spacing:.1em;color:var(--muted);font-weight:700;margin-bottom:12px}
.mega-chips a{
  display:inline-block;padding:7px 13px;margin:0 8px 8px 0;
  border:1px solid var(--line);border-radius:999px;background:var(--sand);
  font-size:13.5px;color:var(--ink);
}
.mega-chips a:hover{background:var(--ink);color:var(--sand);border-color:var(--ink)}
.mega-link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 14px;margin-bottom:10px;border-radius:10px;
  background:var(--sand);border:1px solid var(--line);font-size:14px;color:var(--ink);
}
.mega-link:hover{border-color:var(--accent);color:var(--accent);background:#FBF4EC}
.nav-toggle{
  display:none;width:44px;height:40px;border:1px solid var(--line);border-radius:10px;
  background:var(--card);padding:0;flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
.mobile-nav{border-top:1px solid var(--line);background:var(--card)}
.mobile-nav .container{padding-top:12px;padding-bottom:16px}
.mobile-nav a{
  display:block;padding:11px 12px;border-radius:10px;font-size:15px;
  color:var(--ink);font-weight:500;border-bottom:1px solid rgba(217,210,197,.5);
}
.mobile-nav a:last-child{border-bottom:0}
.mobile-nav a:hover{background:var(--mint)}
.mobile-nav a.active{background:var(--ink);color:var(--sand)}

/* 内页 Hero */
.page-hero{
  position:relative;overflow:hidden;color:var(--sand);
  padding:56px 0 64px;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(22,41,31,.95) 0%,rgba(31,58,51,.88) 52%,rgba(31,58,51,.72) 100%);
}
.page-hero .container{position:relative;z-index:1}
.breadcrumb-line{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(247,243,236,.72);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb-line a{color:rgba(247,243,236,.86)}
.breadcrumb-line a:hover{color:#F0A184}
.breadcrumb-line span.sep{opacity:.5}
.hero-grid{display:grid;grid-template-columns:1.45fr .95fr;gap:40px;align-items:start}
.page-hero h1{color:#FFFDF8;max-width:16em}
.hero-sub{font-size:18px;color:#F0A184;font-weight:600;margin:16px 0 12px;line-height:1.6}
.hero-desc{color:rgba(247,243,236,.82);font-size:15.5px;line-height:1.85;max-width:38em;margin:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-card{
  background:var(--card);color:var(--text);
  border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:0 18px 40px rgba(0,0,0,.22);
}
.status-line{
  display:flex;align-items:center;gap:9px;font-size:13.5px;font-weight:700;color:var(--ok);
  padding-bottom:14px;border-bottom:1px dashed var(--line);margin-bottom:16px;
}
.status-dot{width:9px;height:9px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(47,107,79,.14)}
.hero-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);
  padding:9px 0;border-bottom:1px solid rgba(217,210,197,.55);line-height:1.65;
}
.hero-list li:last-child{border-bottom:0}
.hero-list b{color:var(--ink);font-weight:700}
.tick{
  flex:0 0 18px;width:18px;height:18px;border-radius:50%;
  background:rgba(217,102,61,.14);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;margin-top:3px;
}

/* 标签入口条 */
.chip-bar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:16px 20px;box-shadow:var(--shadow);
}
.chip-bar-label{font-size:13.5px;font-weight:700;color:var(--muted);margin-right:6px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 15px;border-radius:999px;border:1px solid var(--line);
  background:var(--sand);font-size:14px;color:var(--ink);font-weight:500;
}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.chip:hover{background:var(--ink);border-color:var(--ink);color:var(--sand)}
.chip:hover::before{background:#F0A184}

/* FAQ 版式 */
.faq-layout{display:grid;grid-template-columns:340px 1fr;gap:44px;align-items:start}
.faq-aside{position:sticky;top:96px}
.faq-aside h2{font-size:clamp(24px,2.4vw,32px)}
.faq-aside p{color:var(--muted);font-size:15px;margin-top:14px;line-height:1.85}
.aside-card{
  margin-top:24px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow);
}
.aside-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.aside-card:hover img{transform:scale(1.03)}
.aside-card p{font-size:13.5px;padding:14px 16px 16px;margin:0;color:var(--muted);line-height:1.7}
.accordion-item{
  border:1px solid var(--line);border-radius:14px;background:var(--card);
  margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow);
}
.accordion-item:last-child{margin-bottom:0}
.accordion-header{margin:0}
.accordion-button{
  display:flex;align-items:center;gap:12px;
  padding:18px 20px;font-size:17px;font-weight:700;color:var(--ink);
  background:var(--card);border:0;box-shadow:none;
}
.accordion-button:not(.collapsed){
  background:var(--mint);color:var(--ink);box-shadow:inset 3px 0 0 var(--accent);
}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(217,102,61,.22);border-color:var(--accent);z-index:2}
.accordion-button::after{
  width:16px;height:16px;flex:0 0 16px;background-size:16px;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23D9663D'%3E%3Cpath d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
}
.faq-num{
  font-size:13px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:.04em;flex:0 0 auto;
}
.accordion-body{
  padding:4px 20px 20px 44px;font-size:15.5px;line-height:1.85;color:var(--muted);
}
.accordion-body strong{color:var(--ink)}
.note-card{
  margin-top:22px;display:flex;gap:14px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-left:4px solid var(--accent);
  border-radius:12px;padding:18px 20px;
}
.note-card p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.8}
.note-icon{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;background:rgba(217,102,61,.12);
  color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
}

/* 时间表 */
.timeline{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:8px 24px;box-shadow:var(--shadow);
}
.tl-row{
  display:grid;grid-template-columns:120px 1fr auto;gap:20px;align-items:center;
  padding:18px 0;border-bottom:1px solid rgba(217,210,197,.7);
}
.tl-row:last-child{border-bottom:0}
.tl-time{
  font-size:13px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;letter-spacing:.04em;
}
.tl-title{font-size:16px;font-weight:700;color:var(--ink);margin:0}
.tl-desc{font-size:13.5px;color:var(--muted);margin:4px 0 0}
.tl-tag{
  font-size:12.5px;font-weight:700;padding:4px 12px;border-radius:999px;
  background:var(--mint);color:var(--ink);white-space:nowrap;border:1px solid rgba(31,58,51,.12);
}
.tl-tag.warn{background:rgba(183,121,31,.14);color:var(--warn);border-color:rgba(183,121,31,.25)}

/* 联系区 */
.contact-grid{display:grid;grid-template-columns:.95fr 1.15fr;gap:32px;align-items:start}
.info-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow);
}
.info-card h3{font-size:19px;margin-bottom:6px}
.info-card > p{color:var(--muted);font-size:14.5px;margin-bottom:20px;line-height:1.8}
.contact-methods li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line);
}
.contact-methods li:last-child{border-bottom:0;padding-bottom:0}
.cm-icon{
  flex:0 0 40px;width:40px;height:40px;border-radius:11px;
  background:var(--mint);color:var(--ink);display:flex;align-items:center;justify-content:center;
}
.cm-icon svg{width:20px;height:20px}
.cm-body h4{font-size:15px;margin-bottom:4px}
.cm-body p{margin:0;font-size:13.5px;color:var(--muted);line-height:1.7}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow);
}
.form-card h3{font-size:20px;margin-bottom:6px}
.form-card > p{color:var(--muted);font-size:14px;margin-bottom:22px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--ink);margin-bottom:7px}
.field label .req{color:var(--err);margin-left:3px}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;font-size:14.5px;color:var(--text);
  background:var(--sand);border:1px solid var(--line);border-radius:var(--radius-btn);
  font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field textarea{min-height:120px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#98A19B}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);background:var(--card);
  box-shadow:0 0 0 3px rgba(217,102,61,.18);
}
.field input:disabled,.field textarea:disabled{background:#EFEAE1;cursor:not-allowed}
.hint{font-size:12.5px;color:var(--muted);margin-top:6px}
.form-hint-box{
  display:none;border-radius:10px;padding:12px 14px;font-size:14px;margin-bottom:16px;
  border:1px solid var(--line);background:var(--mint);color:var(--ok);
}
.form-hint-box.show{display:block}
.btn-submit{width:100%}

/* 相关分类 */
.related-box{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow);
}
.related-box h3{font-size:17px;margin-bottom:14px}
.related-chips{display:flex;flex-wrap:wrap;gap:10px}
.related-chips a{
  padding:9px 16px;border-radius:999px;border:1px solid var(--line);
  background:var(--sand);font-size:14px;color:var(--ink);font-weight:500;
}
.related-chips a:hover{background:var(--ink);color:var(--sand);border-color:var(--ink)}
.related-chips a.current{background:var(--accent);color:#FFF7F1;border-color:var(--accent)}
.related-chips a.current:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#FFF7F1}

/* CTA 带 */
.cta-band{
  position:relative;overflow:hidden;border-radius:20px;color:var(--sand);
  padding:48px 44px;background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(22,41,31,.95),rgba(31,58,51,.78))}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{color:#FFFDF8;font-size:clamp(22px,2.6vw,30px);max-width:20em}
.cta-inner p{color:rgba(247,243,236,.8);font-size:15px;margin:10px 0 0;max-width:40em}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:var(--ink-deep);color:var(--sand);padding:64px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;margin-bottom:14px;color:#FFFDF8}
.footer-brand .brand-mark{width:36px;height:36px;flex:0 0 36px}
.site-footer p{color:rgba(247,243,236,.72);font-size:14px;line-height:1.8;margin:0;max-width:340px}
.footer-col h4{font-size:15px;font-weight:700;margin:0 0 16px;color:#FFFDF8}
.footer-col a{display:block;color:rgba(247,243,236,.72);font-size:14px;padding:5px 0}
.footer-col a:hover{color:#F0A184}
.footer-col ul li{color:rgba(247,243,236,.72);font-size:14px;padding:5px 0;line-height:1.7}
.footer-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  border-top:1px solid rgba(247,243,236,.16);margin-top:40px;padding-top:20px;
  font-size:13px;color:rgba(247,243,236,.6);
}

/* 响应式 */
@media (max-width:1199.98px){
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .faq-aside{position:static}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:991.98px){
  .section{padding:56px 0}
  .section-tight{padding:36px 0}
  .page-hero{padding:44px 0 52px}
  .hero-sub{font-size:16.5px}
  .cta-band{padding:36px 28px}
  .tl-row{grid-template-columns:100px 1fr;gap:14px}
  .tl-row .tl-tag{grid-column:2;justify-self:start}
}
@media (max-width:767.98px){
  .container{padding:0 16px}
  .header-inner{min-height:64px;gap:12px}
  .brand{font-size:16px}
  .brand-mark{width:30px;height:30px;flex:0 0 30px}
  .mega-toggle{display:none}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .accordion-body{padding:4px 16px 18px 16px;font-size:15px}
  .accordion-button{font-size:16px;padding:16px;gap:9px}
  .timeline{padding:4px 16px}
  .hero-card,.info-card,.form-card,.related-box{padding:20px}
  .cta-band{border-radius:16px;padding:28px 20px}
  .cta-actions{width:100%}
  .cta-actions .btn-main,.cta-actions .btn-line,.cta-actions .btn-light{flex:1 1 100%}
}
@media (max-width:575.98px){
  .section{padding:40px 0}
  .page-hero{padding:32px 0 40px;background-position:center top}
  .hero-actions .btn-main,.hero-actions .btn-line{flex:1 1 100%}
  .chip-bar{padding:14px 16px}
  .tl-row{grid-template-columns:1fr;gap:6px}
  .tl-row .tl-tag{grid-column:1}
  .footer-bottom{flex-direction:column;gap:6px}
}