/* roulang page: index */
:root{
  --c-primary:#0E4F4A;
  --c-primary-600:#14766E;
  --c-primary-050:#E8F1EE;
  --c-accent:#E8A33D;
  --c-accent-600:#F2B455;
  --c-alert:#D9483B;
  --c-ink:#10201F;
  --c-bg:#F6F3EC;
  --c-surface:#FFFFFF;
  --c-line:#E3DCCF;
  --c-text:#1B2422;
  --c-text-2:#5C6A65;
  --c-text-3:#8B978F;
  --r-card:14px;
  --r-panel:20px;
  --sh-1:0 1px 2px rgba(16,32,31,.06),0 8px 20px rgba(16,32,31,.06);
  --sh-2:0 12px 28px rgba(16,32,31,.12);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-600);text-decoration:underline;text-underline-offset:3px;}
h1,h2,h3,h4{margin:0 0 16px;font-weight:700;letter-spacing:-.5px;line-height:1.35;color:var(--c-text);}
h1{font-size:44px;line-height:1.25;}
h2{font-size:30px;}
h3{font-size:20px;line-height:1.5;}
p{margin:0 0 16px;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.97);border-bottom:1px solid var(--c-line);transition:box-shadow .25s ease;}
.site-header.is-stuck{box-shadow:var(--sh-1);}
.topbar{padding:8px 0;}
.topbar-inner{display:flex;align-items:center;gap:20px;min-height:56px;transition:min-height .25s ease;}
.site-header.is-stuck .topbar-inner{min-height:48px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none;}
.brand:hover{text-decoration:none;}
.brand-mark{width:38px;height:38px;flex:0 0 auto;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:15px;font-weight:700;color:var(--c-ink);letter-spacing:-.3px;white-space:nowrap;}
.brand-sub{font-size:11px;color:var(--c-text-3);letter-spacing:.06em;white-space:nowrap;}
.nav-search{position:relative;display:flex;align-items:center;flex:1 1 auto;max-width:560px;height:48px;background:#fff;border:1px solid var(--c-line);border-radius:999px;padding:0 6px 0 46px;transition:border-color .2s ease,box-shadow .2s ease;}
.nav-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(232,163,61,.3);}
.nav-search .search-ico{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--c-text-3);}
.nav-search input{flex:1 1 auto;min-width:0;height:46px;border:0;outline:0;background:transparent;font-size:15px;color:var(--c-text);}
.nav-search input::placeholder{color:var(--c-text-3);}
.search-btn{flex:0 0 auto;height:36px;padding:0 20px;border:0;border-radius:999px;background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s ease;}
.search-btn:hover{background:var(--c-primary-600);}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto;}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center;cursor:pointer;}
.nav-toggle svg{width:20px;height:20px;color:var(--c-text);}
.chipbar{border-top:1px solid var(--c-line);background:#fff;}
.chipbar-inner{display:flex;align-items:center;gap:10px;height:50px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.chipbar-inner::-webkit-scrollbar{display:none;}
.chip{display:inline-flex;align-items:center;height:32px;padding:0 15px;border-radius:999px;border:1px solid var(--c-line);background:#fff;color:var(--c-text-2);font-size:14px;white-space:nowrap;transition:all .2s ease;}
.chip:hover{border-color:var(--c-primary);background:var(--c-primary-050);color:var(--c-primary);text-decoration:none;}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;}
.chip.is-active:hover{background:var(--c-primary-600);color:#fff;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border:1px solid transparent;border-radius:999px;font-size:15px;font-weight:600;line-height:1;cursor:pointer;transition:all .2s ease;white-space:nowrap;}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-600);color:#fff;box-shadow:inset 0 -2px 0 rgba(0,0,0,.12);}
.btn-accent{background:var(--c-accent);color:#3A2405;}
.btn-accent:hover{background:var(--c-accent-600);color:#3A2405;box-shadow:inset 0 -2px 0 rgba(0,0,0,.12);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;}
.btn-outline{background:#fff;border-color:var(--c-line);color:var(--c-primary);}
.btn-outline:hover{background:var(--c-primary-050);border-color:var(--c-primary);color:var(--c-primary);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}

/* ---------- 首屏 ---------- */
.hero{
  position:relative;
  color:#fff;
  padding:72px 0 86px;
  background-image:linear-gradient(100deg,rgba(16,32,31,.88) 0%,rgba(16,32,31,.58) 55%,rgba(16,32,31,.18) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
}
.hero-inner{min-height:520px;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 13px;border-radius:999px;background:rgba(232,163,61,.16);border:1px solid rgba(232,163,61,.55);color:#F6D9A8;font-size:12px;letter-spacing:.06em;margin-bottom:20px;}
.hero-title{font-size:44px;line-height:1.25;color:#fff;margin-bottom:16px;}
.hero-sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.86);max-width:520px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;font-size:13px;color:rgba(255,255,255,.72);}
.hero-points span{display:inline-flex;align-items:center;gap:7px;}
.hero-points i{width:6px;height:6px;border-radius:50%;background:var(--c-accent);display:inline-block;}
.hero-visual{position:relative;height:400px;}
.hero-shot{position:absolute;border-radius:16px;overflow:hidden;border:1px solid rgba(255,255,255,.22);box-shadow:0 18px 40px rgba(0,0,0,.32);}
.hero-shot img{width:100%;height:100%;object-fit:cover;}
.hero-shot--a{width:62%;aspect-ratio:4/3;top:2%;left:0;z-index:1;}
.hero-shot--b{width:52%;aspect-ratio:1/1;top:24%;right:0;z-index:2;}
.hero-shot--c{width:46%;aspect-ratio:16/10;bottom:0;left:14%;z-index:3;}

/* ---------- 进度浮条 ---------- */
.progress-float{margin-top:-54px;position:relative;z-index:5;}
.progress-card{background:#fff;border:1px solid var(--c-line);border-radius:16px;box-shadow:var(--sh-1);padding:22px 28px;}
.progress-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:4px;}
.progress-title{font-size:15px;font-weight:700;color:var(--c-text);}
.progress-value{font-size:15px;font-weight:700;color:var(--c-primary);font-variant-numeric:tabular-nums;}
.rail{display:grid;grid-template-columns:repeat(4,1fr);margin:26px 0 10px;}
.rail-seg{position:relative;height:6px;background:var(--c-line);}
.rail-seg:first-child{border-radius:999px 0 0 999px;}
.rail-seg:last-child{border-radius:0 999px 999px 0;}
.rail-seg.is-done{background:var(--c-primary);}
.rail-seg.is-current{background:var(--c-accent);}
.rail-dot{position:absolute;top:50%;left:0;transform:translate(-50%,-50%);width:14px;height:14px;border-radius:50%;background:#fff;border:2px solid var(--c-line);}
.rail-seg.is-done .rail-dot{background:var(--c-primary);border-color:var(--c-primary);}
.rail-seg.is-current .rail-dot{background:#fff;border-color:var(--c-accent);box-shadow:0 0 0 4px rgba(232,163,61,.26);}
.progress-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:14px;}
.progress-step{font-size:13px;color:var(--c-text-3);line-height:1.6;}
.progress-step.is-on{color:var(--c-text);font-weight:600;}
.progress-step strong{display:block;font-size:13px;color:var(--c-text-2);font-weight:600;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--paper{background:var(--c-bg);}
.section--white{background:#fff;}
.section--dark{background:var(--c-ink);color:#fff;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head--row{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.section-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--c-primary);margin-bottom:12px;}
.section-eyebrow::before{content:"";width:2px;height:14px;border-radius:2px;background:var(--c-accent);}
.section-title{font-size:30px;line-height:1.35;margin-bottom:12px;}
.section-desc{font-size:16px;color:var(--c-text-2);margin:0;max-width:720px;}
.section-link{font-size:14px;font-weight:600;white-space:nowrap;}
.section--dark .section-title{color:#fff;}
.section--dark .section-desc{color:rgba(255,255,255,.72);}
.section--dark .section-eyebrow{color:var(--c-accent);}

/* ---------- 玩法步骤 ---------- */
.steps{display:flex;flex-direction:column;gap:24px;}
.step{display:grid;grid-template-columns:64px 1fr 240px;gap:24px;align-items:start;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step-num{width:48px;height:48px;border-radius:50%;border:2px solid var(--c-primary);color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;font-variant-numeric:tabular-nums;background:var(--c-primary-050);}
.step h3{margin-bottom:8px;}
.step p{margin:0;font-size:15px;color:var(--c-text-2);}
.step-note{margin-top:10px;font-size:13px;color:var(--c-text-3);}
.step-thumb{border-radius:12px;overflow:hidden;aspect-ratio:16/10;background:var(--c-primary-050);}
.step-thumb img{width:100%;height:100%;object-fit:cover;}

/* ---------- 奖励滚动 ---------- */
.reward-scroller{display:flex;gap:24px;overflow-x:auto;padding:4px 4px 18px;scroll-snap-type:x mandatory;scrollbar-width:none;}
.reward-scroller::-webkit-scrollbar{display:none;}
.reward-card{flex:0 0 calc(25% - 18px);min-width:248px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);scroll-snap-align:start;transition:transform .2s ease,box-shadow .2s ease;}
.reward-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.reward-media{position:relative;aspect-ratio:16/10;background:var(--c-primary-050);}
.reward-media img{width:100%;height:100%;object-fit:cover;}
.reward-badge{position:absolute;top:12px;right:12px;height:24px;padding:0 10px;display:inline-flex;align-items:center;border-radius:999px;background:var(--c-accent);color:#3A2405;font-size:12px;font-weight:700;}
.reward-badge.is-limited{background:var(--c-alert);color:#fff;}
.reward-badge.is-locked{background:rgba(16,32,31,.72);color:#fff;}
.reward-body{padding:20px;}
.reward-body h3{font-size:17px;margin-bottom:6px;}
.reward-body p{margin:0 0 16px;font-size:14px;color:var(--c-text-2);}
.reward-progress-head{display:flex;align-items:baseline;justify-content:space-between;font-size:12px;color:var(--c-text-3);margin-bottom:8px;}
.reward-progress-head strong{font-size:13px;color:var(--c-primary);font-variant-numeric:tabular-nums;}
.reward-bar{height:6px;border-radius:999px;background:var(--c-line);overflow:hidden;}
.reward-bar span{display:block;height:100%;border-radius:999px;background:var(--c-primary);}
.reward-bar span.is-partial{background:var(--c-accent);}
.reward-bar span.is-low{background:var(--c-text-3);}

/* ---------- 任务面板 ---------- */
.task-panel{position:relative;overflow:hidden;background:var(--c-ink);border-radius:var(--r-panel);padding:44px 40px;color:#fff;}
.task-panel::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);background-size:14px 14px;opacity:.45;pointer-events:none;}
.task-panel > *{position:relative;z-index:1;}
.task-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:28px;}
.task-head h2{margin:0;color:#fff;font-size:26px;}
.task-head p{margin:8px 0 0;color:rgba(255,255,255,.7);font-size:14px;}
.task-percent{font-size:44px;font-weight:700;color:var(--c-accent);line-height:1;font-variant-numeric:tabular-nums;}
.task-track{position:relative;height:10px;border-radius:999px;background:rgba(255,255,255,.16);overflow:hidden;}
.task-track span{display:block;height:100%;width:68%;border-radius:999px;background:linear-gradient(90deg,var(--c-primary-600) 0%,var(--c-accent) 100%);}
.task-nodes{display:flex;justify-content:space-between;margin-top:10px;font-size:12px;color:rgba(255,255,255,.6);}
.task-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px;padding-top:32px;border-top:1px solid rgba(255,255,255,.14);}
.task-stat strong{display:block;font-size:28px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;line-height:1.3;}
.task-stat span{font-size:13px;color:rgba(255,255,255,.66);}

/* ---------- 资讯列表 ---------- */
.news-card{height:100%;display:flex;flex-direction:column;gap:12px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.news-card__link{display:block;}
.news-card__link:hover{text-decoration:none;}
.news-card__title{font-size:18px;line-height:1.55;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--c-text);}
.news-card__link:hover .news-card__title{color:var(--c-primary);}
.news-card__desc{font-size:15px;line-height:1.8;color:var(--c-text-2);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card__meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--c-text-3);margin-top:auto;padding-top:4px;}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--c-primary-050);color:var(--c-primary);font-size:12px;font-weight:600;}
.news-card__more{font-size:14px;font-weight:600;color:var(--c-primary);}
.empty-state{border:1px dashed var(--c-line);border-radius:var(--r-card);background:#fff;padding:52px 24px;text-align:center;}
.empty-state svg{width:42px;height:42px;color:var(--c-text-3);margin:0 auto 14px;}
.empty-state p{margin:0 0 6px;font-size:16px;font-weight:700;color:var(--c-text);}
.empty-state span{font-size:14px;color:var(--c-text-3);}

/* ---------- 使用场景 ---------- */
.scene{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.scene-media{border-radius:var(--r-panel);overflow:hidden;box-shadow:var(--sh-1);aspect-ratio:4/3;background:var(--c-primary-050);}
.scene-media img{width:100%;height:100%;object-fit:cover;}
.scene-list{display:flex;flex-direction:column;gap:22px;}
.scene-item{display:grid;grid-template-columns:36px 1fr;gap:16px;align-items:start;}
.scene-item .scene-ico{width:36px;height:36px;border-radius:10px;background:var(--c-primary-050);display:flex;align-items:center;justify-content:center;color:var(--c-primary);font-weight:700;font-size:15px;}
.scene-item h3{font-size:17px;margin:0 0 6px;}
.scene-item p{margin:0;font-size:15px;color:var(--c-text-2);}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:12px;overflow:hidden;transition:border-color .2s ease;}
.faq-item:hover{border-color:var(--c-primary);}
.faq-q{position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px 20px 28px;border:0;background:none;text-align:left;font-size:16px;font-weight:600;color:var(--c-text);cursor:pointer;transition:background .2s ease;}
.faq-q::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:0 2px 2px 0;background:var(--c-accent);}
.faq-q:hover{background:var(--c-primary-050);}
.faq-icon{flex:0 0 auto;width:20px;height:20px;color:var(--c-primary);transition:transform .25s ease;}
.faq-item.is-open .faq-icon{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{padding:0 28px 22px;font-size:15px;line-height:1.85;color:var(--c-text-2);}
.faq-item.is-open .faq-a{max-height:460px;}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--c-primary);border-radius:var(--r-panel);padding:56px 40px;text-align:center;color:#fff;}
.cta-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);background-size:14px 14px;opacity:.5;pointer-events:none;}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.85);max-width:640px;margin:0 auto 28px;font-size:16px;}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;font-size:16px;}
.footer-brand .brand-sub{color:rgba(255,255,255,.5);}
.footer-about{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:320px;margin:0;}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-links a{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.72);}
.footer-links a:hover{color:var(--c-accent);text-decoration:none;}
.footer-contact{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72);}
.footer-contact span{color:rgba(255,255,255,.5);}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.12);padding:20px 0;font-size:13px;color:rgba(255,255,255,.5);}
.footer-bottom a{color:rgba(255,255,255,.6);}
.footer-bottom a:hover{color:var(--c-accent);text-decoration:none;}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{position:fixed;inset:0;z-index:70;background:rgba(16,32,31,.5);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;}
.mobile-drawer.is-open{opacity:1;visibility:visible;}
.mobile-panel{position:absolute;top:0;right:0;bottom:0;width:min(320px,86%);background:#fff;padding:24px;transform:translateX(100%);transition:transform .28s ease;display:flex;flex-direction:column;gap:8px;overflow-y:auto;}
.mobile-drawer.is-open .mobile-panel{transform:translateX(0);}
.mobile-panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.mobile-panel-head strong{font-size:16px;color:var(--c-ink);}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);background:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;}
.drawer-close svg{width:18px;height:18px;color:var(--c-text);}
.mobile-panel a.drawer-link{display:block;padding:13px 14px;border-radius:10px;font-size:15px;color:var(--c-text);border:1px solid transparent;}
.mobile-panel a.drawer-link:hover{background:var(--c-primary-050);color:var(--c-primary);text-decoration:none;}
.mobile-panel a.drawer-link.is-active{background:var(--c-primary);color:#fff;font-weight:600;}
.drawer-cta{margin-top:auto;padding-top:20px;}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .brand-sub{display:none;}
  .nav-search{max-width:420px;}
  .reward-card{flex:0 0 calc(50% - 12px);}
  .step{grid-template-columns:56px 1fr;}
  .step-thumb{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .section--tight{padding:44px 0;}
  h1{font-size:30px;}
  h2{font-size:24px;}
  h3{font-size:18px;}
  .topbar-inner{flex-wrap:wrap;min-height:0;padding-top:6px;padding-bottom:6px;}
  .brand{order:1;}
  .nav-actions{order:2;margin-left:auto;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-search{order:3;flex:1 0 100%;max-width:none;margin-top:10px;}
  .hero{padding:48px 0 72px;}
  .hero-inner{min-height:0;}
  .hero-title{font-size:30px;}
  .hero-sub{font-size:15.5px;}
  .hero-visual{height:280px;margin-top:36px;}
  .hero-shot--a{width:66%;}
  .hero-shot--b{width:54%;}
  .hero-shot--c{width:48%;}
  .progress-float{margin-top:-40px;}
  .progress-card{padding:20px;}
  .progress-steps{grid-template-columns:repeat(2,1fr);gap:12px;}
  .rail{grid-template-columns:repeat(4,1fr);}
  .reward-card{flex:0 0 78%;min-width:0;}
  .task-panel{padding:28px 22px;}
  .task-percent{font-size:34px;}
  .task-stats{grid-template-columns:1fr;gap:18px;}
  .scene{grid-template-columns:1fr;gap:28px;}
  .cta-band{padding:40px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .faq-q{padding:16px 18px 16px 22px;font-size:15px;}
  .faq-a-inner{padding:0 22px 18px;}
}
@media (max-width:520px){
  .hero-visual{height:240px;}
  .step{padding:20px;}
  .step-num{width:40px;height:40px;font-size:16px;}
  .news-card{padding:20px;}
}

/* roulang page: article */
:root{
  --c-primary:#0E4F4A;
  --c-primary-600:#14766E;
  --c-primary-050:#E8F1EE;
  --c-accent:#E8A33D;
  --c-alert:#D9483B;
  --c-ink:#10201F;
  --c-bg:#F6F3EC;
  --c-surface:#FFFFFF;
  --c-line:#E3DCCF;
  --c-text:#1B2422;
  --c-text-2:#5C6A65;
  --c-text-3:#8B978F;
  --sh-1:0 1px 2px rgba(16,32,31,.06),0 8px 20px rgba(16,32,31,.06);
  --sh-2:0 12px 28px rgba(16,32,31,.12);
  --r-card:14px;
  --r-panel:20px;
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.5px;color:var(--c-text);line-height:1.3;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px;}
.num{font-variant-numeric:tabular-nums;}

/* ===== Foundation 覆盖 ===== */
a.button,button.button,.button{background:none;border:0;padding:0;margin:0;font-size:inherit;color:inherit;}
.foundation-accordion-override{margin:0;}
ul.accordion,ul.accordion li{margin:0;list-style:none;}
.accordion-item:first-child>:first-child,.accordion-item:last-child>:last-child{border-radius:12px;}
.accordion-title{border:0;}
.accordion-content{border:0;}

/* ===== 顶栏 ===== */
.site-header{position:sticky;top:0;z-index:60;background:#fff;transition:box-shadow .2s ease;}
.site-header.is-stuck{box-shadow:var(--sh-1);}
.topbar{border-bottom:1px solid var(--c-line);}
.topbar-inner{display:flex;align-items:center;gap:24px;height:78px;transition:height .2s ease;}
.site-header.is-stuck .topbar-inner{height:62px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand-mark{width:40px;height:40px;flex:0 0 auto;transition:width .2s ease,height .2s ease;}
.site-header.is-stuck .brand-mark{width:34px;height:34px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:17px;font-weight:700;color:var(--c-primary);letter-spacing:-.3px;}
.brand-sub{font-size:11.5px;color:var(--c-text-3);letter-spacing:.04em;}
.nav-search{
  position:relative;flex:1 1 auto;max-width:520px;display:flex;align-items:center;
  height:48px;padding:5px 5px 5px 44px;background:#fff;
  border:1px solid var(--c-line);border-radius:999px;transition:border-color .2s,box-shadow .2s;
}
.nav-search .search-ico{position:absolute;left:15px;width:18px;height:18px;color:var(--c-text-3);}
.nav-search input{flex:1 1 auto;min-width:0;height:100%;border:0;outline:0;background:transparent;font-size:14px;color:var(--c-text);}
.nav-search input::placeholder{color:var(--c-text-3);}
.nav-search .search-btn{
  flex:0 0 auto;height:38px;padding:0 20px;border:0;border-radius:999px;cursor:pointer;
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;transition:background .2s ease;
}
.nav-search .search-btn:hover{background:var(--c-primary-600);}
.nav-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(232,163,61,.3);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--c-line);border-radius:12px;cursor:pointer;color:var(--c-primary);
}
.nav-toggle svg{width:20px;height:20px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;
  border-radius:999px;padding:13px 26px;border:1px solid transparent;cursor:pointer;line-height:1;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 18px rgba(14,79,74,.22);}
.btn-primary:hover{background:var(--c-primary-600);color:#fff;transform:translateY(-1px);}
.btn-accent{background:var(--c-accent);color:#3A2606;box-shadow:0 8px 18px rgba(232,163,61,.28);}
.btn-accent:hover{background:#F2B457;color:#3A2606;transform:translateY(-1px);}
.btn-outline{background:#fff;border-color:var(--c-line);color:var(--c-primary);}
.btn-outline:hover{background:var(--c-primary-050);border-color:var(--c-primary);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;}
.chipbar{border-bottom:1px solid var(--c-line);background:#fff;}
.chipbar-inner{display:flex;align-items:center;gap:10px;padding-top:10px;padding-bottom:10px;overflow-x:auto;scrollbar-width:none;}
.chipbar-inner::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;padding:8px 18px;border-radius:999px;border:1px solid var(--c-line);
  font-size:14px;color:var(--c-text-2);background:#fff;transition:all .2s ease;white-space:nowrap;
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-050);}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;}
.mobile-menu{display:none;border-bottom:1px solid var(--c-line);background:#fff;}
.mobile-menu.is-open{display:block;}
.mobile-menu-inner{display:flex;flex-direction:column;padding-top:8px;padding-bottom:14px;}
.mobile-menu-inner a{padding:12px 4px;border-bottom:1px solid var(--c-line);font-size:15px;color:var(--c-text-2);}
.mobile-menu-inner a:last-child{border-bottom:0;}
.mobile-menu-inner a.is-active{color:var(--c-primary);font-weight:600;}

/* ===== 面包屑 ===== */
.breadcrumb-bar{background:#fff;border-bottom:1px solid var(--c-line);}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:14px;color:var(--c-text-3);}
.breadcrumb li{display:flex;align-items:center;gap:8px;max-width:100%;}
.breadcrumb li+li::before{content:"/";color:var(--c-line);}
.breadcrumb a{color:var(--c-text-2);}
.breadcrumb a:hover{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb .is-current{color:var(--c-text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:min(52vw,520px);}

/* ===== 文章头部 ===== */
.article-hero{
  position:relative;color:#fff;padding:64px 0 56px;
  background-image:linear-gradient(100deg,rgba(16,32,31,.92) 0%,rgba(16,32,31,.72) 52%,rgba(16,32,31,.35) 100%),url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px;}
.tag{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;font-size:12px;letter-spacing:.06em;}
.tag-accent{background:var(--c-accent);color:#3A2606;font-weight:600;}
.tag-ghost{border:1px solid rgba(255,255,255,.45);color:#EAF1EE;}
.article-title{font-size:44px;line-height:1.25;color:#fff;max-width:920px;}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:22px;font-size:14px;color:#CFDCD7;}
.article-meta .item{display:flex;align-items:center;gap:8px;}
.article-meta .item i{color:var(--c-accent);font-size:13px;}
.article-meta .k{color:#9DB0AA;}

/* ===== 正文区 ===== */
.article-main{padding:56px 0 72px;}
.layout-row{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px;}
.layout-row>[class*="cell-"]{padding-left:12px;padding-right:12px;}
.cell-main{width:100%;}
.cell-side{width:100%;margin-top:28px;}
.article-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:34px 38px;
}
.article-cover{margin:0 0 30px;border-radius:12px;overflow:hidden;background:var(--c-primary-050);}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.prose{font-size:17px;line-height:1.9;color:var(--c-text);}
.prose>*:first-child{margin-top:0;}
.prose p{margin:0 0 1.15em;}
.prose h2{font-size:24px;line-height:1.45;margin:1.9em 0 .85em;padding-left:12px;border-left:4px solid var(--c-primary);}
.prose h3{font-size:19px;margin:1.6em 0 .65em;color:var(--c-text);}
.prose h4{font-size:17px;margin:1.4em 0 .5em;}
.prose ul,.prose ol{padding-left:1.4em;margin:0 0 1.15em;}
.prose ul li{list-style:disc;}
.prose ol li{list-style:decimal;}
.prose li{margin:.45em 0;}
.prose blockquote{
  margin:1.5em 0;padding:18px 22px;background:var(--c-primary-050);
  border-left:4px solid var(--c-primary);border-radius:0 12px 12px 0;color:var(--c-text-2);
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose img{border-radius:12px;margin:1.4em auto;}
.prose figure{margin:1.5em 0;}
.prose figcaption{font-size:13px;color:var(--c-text-3);text-align:center;margin-top:10px;}
.prose table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;}
.prose th,.prose td{border:1px solid var(--c-line);padding:10px 12px;text-align:left;}
.prose th{background:var(--c-primary-050);font-weight:600;}
.prose a{color:var(--c-primary-600);text-decoration:underline;text-underline-offset:3px;}
.prose a:hover{color:var(--c-accent);}
.prose code{background:#F2EFE7;border-radius:6px;padding:2px 6px;font-size:14.5px;}
.prose hr{border:0;border-top:1px solid var(--c-line);margin:2em 0;}
.empty-state{text-align:center;padding:36px 10px 26px;}
.empty-state .empty-icon{
  width:58px;height:58px;margin:0 auto 18px;border-radius:16px;background:var(--c-primary-050);
  display:flex;align-items:center;justify-content:center;color:var(--c-primary);font-size:24px;
}
.empty-state h2{font-size:22px;margin-bottom:12px;}
.empty-state p{color:var(--c-text-2);max-width:520px;margin:0 auto 22px;}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:30px;padding-top:24px;border-top:1px solid var(--c-line);}
.tag-row .label{font-size:13px;color:var(--c-text-3);letter-spacing:.06em;}
.tag-solid{padding:7px 15px;border-radius:999px;background:var(--c-primary-050);color:var(--c-primary);font-size:13px;transition:all .2s ease;}
.tag-solid:hover{background:var(--c-primary);color:#fff;}
.back-row{margin-top:26px;}

/* ===== 侧栏 ===== */
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:22px 24px;
}
.side-card+.side-card{margin-top:20px;}
.side-title{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;margin-bottom:16px;}
.side-title::before{content:"";width:3px;height:16px;border-radius:2px;background:var(--c-accent);}
.info-list li{display:flex;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px dashed var(--c-line);font-size:14px;}
.info-list li:last-child{border-bottom:0;}
.info-list .k{color:var(--c-text-3);}
.info-list .v{color:var(--c-text);text-align:right;font-weight:500;}
.side-links li+li{margin-top:10px;}
.side-links a{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--c-text-2);transition:color .2s ease,transform .2s ease;}
.side-links a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary-050);border:1px solid var(--c-primary);}
.side-links a:hover{color:var(--c-primary);transform:translateX(3px);}
.side-cta{background:var(--c-ink);border-color:var(--c-ink);color:#DDE6E3;}
.side-cta .side-title{color:#fff;}
.side-cta p{font-size:14px;color:#A9BAB5;margin-bottom:16px;}
.side-cta .btn{width:100%;}
.side-sticky{display:flex;flex-direction:column;}

/* ===== 相关推荐 ===== */
.related{padding:0 0 8px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:12px 0 26px;}
.section-head h2{font-size:26px;}
.section-head .more{font-size:14px;color:var(--c-primary);}
.section-head .more:hover{text-decoration:underline;text-underline-offset:3px;}
.card-grid{display:grid;gap:22px;grid-template-columns:repeat(3,minmax(0,1fr));}
.rel-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.rel-thumb{position:relative;background:var(--c-primary-050);}
.rel-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.rel-badge{position:absolute;top:12px;left:12px;padding:5px 12px;border-radius:999px;background:var(--c-accent);color:#3A2606;font-size:12px;font-weight:600;}
.rel-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto;}
.rel-body h3{font-size:17px;line-height:1.5;margin-bottom:10px;}
.rel-body h3 a:hover{color:var(--c-primary-600);}
.rel-body p{font-size:14px;color:var(--c-text-2);margin-bottom:16px;}
.rel-link{margin-top:auto;font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px;}
.rel-link:hover{color:var(--c-accent);}

/* ===== CTA ===== */
.cta-band{position:relative;background:var(--c-ink);color:#fff;padding:76px 0;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.55;
  background-image:radial-gradient(rgba(232,163,61,.28) 1px,transparent 1px);
  background-size:16px 16px;
}
.cta-inner{position:relative;max-width:760px;margin:0 auto;text-align:center;}
.cta-inner h2{color:#fff;font-size:30px;margin-bottom:14px;}
.cta-inner p{color:#B6C6C1;margin-bottom:28px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

/* ===== 页脚 ===== */
.site-footer{background:var(--c-ink);color:#C4D2CD;padding:64px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .brand-mark{width:38px;height:38px;}
.footer-brand .brand-name{color:#fff;font-size:17px;font-weight:700;}
.footer-brand .brand-sub{color:#8FA09B;font-size:11.5px;}
.footer-about{font-size:14px;line-height:1.8;color:#9EAFAA;max-width:330px;}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:#B4C4BF;transition:color .2s ease;}
.footer-links a:hover{color:var(--c-accent);}
.footer-contact{font-size:14px;color:#B4C4BF;}
.footer-contact span{color:#8FA09B;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:#8FA09B;
}

/* ===== 响应式 ===== */
@media (min-width:1024px){
  .cell-main{width:66.6667%;}
  .cell-side{width:33.3333%;margin-top:0;}
  .side-sticky{position:sticky;top:104px;}
}
@media (max-width:1100px){
  .topbar-inner{gap:16px;}
  .nav-search{max-width:420px;}
}
@media (max-width:1024px){
  .topbar-inner{flex-wrap:wrap;height:auto;padding:14px 0;gap:12px;}
  .site-header.is-stuck .topbar-inner{height:auto;padding:10px 0;}
  .brand{flex:1 1 auto;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .article-title{font-size:34px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .article-card{padding:26px 24px;}
}
@media (max-width:760px){
  .article-hero{padding:44px 0 40px;}
  .article-title{font-size:28px;}
  .article-meta{gap:8px 18px;font-size:13px;}
  .article-main{padding:40px 0 56px;}
  .prose{font-size:16px;}
  .prose h2{font-size:21px;}
  .prose h3{font-size:18px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px;}
  .section-head h2{font-size:22px;}
  .cta-inner h2{font-size:24px;}
}
@media (max-width:640px){
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .article-card{padding:22px 18px;}
  .article-hero{padding:36px 0 34px;}
  .article-title{font-size:24px;}
  .breadcrumb .is-current{max-width:56vw;}
  .cta-band{padding:56px 0;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: category1 */
:root{
  --c-primary:#0E4F4A;
  --c-primary-600:#14766E;
  --c-primary-050:#E8F1EE;
  --c-accent:#E8A33D;
  --c-alert:#D9483B;
  --c-ink:#10201F;
  --c-bg:#F6F3EC;
  --c-surface:#FFFFFF;
  --c-line:#E3DCCF;
  --c-text:#1B2422;
  --c-text-2:#5C6A65;
  --c-text-3:#8B978F;
  --r-card:14px;
  --r-panel:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,32,31,.06), 0 8px 20px rgba(16,32,31,.06);
  --sh-2:0 12px 28px rgba(16,32,31,.12);
  --sp:88px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-600);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:2px;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.5px;color:var(--c-text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-1);}
.topbar{height:64px;display:flex;align-items:center;transition:height .25s ease;}
.site-header.is-stuck .topbar{height:56px;}
.topbar-inner{display:flex;align-items:center;gap:20px;}

.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand:hover{text-decoration:none;}
.brand-mark{width:38px;height:38px;flex:0 0 auto;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:16px;font-weight:700;color:var(--c-ink);letter-spacing:-.3px;}
.brand-sub{font-size:11px;color:var(--c-text-3);letter-spacing:.04em;}

.nav-search{
  position:relative;
  display:flex;
  align-items:center;
  flex:1 1 auto;
  max-width:520px;
  height:44px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  padding:0 4px 0 40px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.nav-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(232,163,61,.30);}
.nav-search .search-ico{
  position:absolute;left:14px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;color:var(--c-text-3);
}
.nav-search input[type="search"]{
  flex:1 1 auto;
  border:0;background:transparent;outline:none;
  font-size:14px;color:var(--c-text);
  height:100%;min-width:0;
  font-family:inherit;
}
.nav-search input::placeholder{color:var(--c-text-3);}
.search-btn{
  height:34px;
  border:0;
  border-radius:var(--r-pill);
  background:var(--c-primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  padding:0 18px;
  cursor:pointer;
  transition:background .2s ease;
}
.search-btn:hover{background:var(--c-primary-600);}

.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--c-line);
  border-radius:12px;
  background:var(--c-surface);
  color:var(--c-ink);
  cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--c-primary-600);color:#fff;box-shadow:inset 0 -2px 0 rgba(0,0,0,.12), var(--sh-1);}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);border-radius:12px;}
.btn-ghost:hover{background:var(--c-primary-050);color:var(--c-primary);}
.btn-accent{background:var(--c-accent);color:#2a1c04;}
.btn-accent:hover{background:#f2b155;color:#2a1c04;}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}

.chipbar{border-top:1px solid var(--c-line);background:rgba(255,255,255,.9);}
.chipbar-inner{
  display:flex;align-items:center;gap:10px;
  padding-top:10px;padding-bottom:10px;
  overflow-x:auto;
  scrollbar-width:none;
}
.chipbar-inner::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  display:inline-flex;align-items:center;
  height:36px;
  padding:0 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--c-line);
  background:var(--c-surface);
  color:var(--c-text-2);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:all .2s ease;
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary);text-decoration:none;}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}

/* ---------- 面包屑 ---------- */
.crumb-wrap{background:var(--c-surface);border-bottom:1px solid var(--c-line);}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--c-text-3);
  padding:14px 0;
}
.breadcrumb a{color:var(--c-text-2);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:var(--c-line);}
.breadcrumb .current{color:var(--c-ink);font-weight:600;}

/* ---------- 分类小 KV ---------- */
.page-kv{
  position:relative;
  min-height:320px;
  display:flex;
  align-items:center;
  background-image:linear-gradient(100deg, rgba(16,32,31,.90) 0%, rgba(16,32,31,.66) 55%, rgba(16,32,31,.30) 100%), url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.page-kv::after{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px, transparent 1px);
  background-size:18px 18px;
  opacity:.5;
  pointer-events:none;
}
.page-kv .container{position:relative;z-index:2;padding-top:56px;padding-bottom:56px;}
.kv-tag{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(232,163,61,.20);
  border:1px solid rgba(232,163,61,.55);
  color:#F6D9A6;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  margin-bottom:18px;
}
.page-kv h1{
  color:#fff;
  font-size:44px;
  line-height:1.25;
  max-width:820px;
}
.page-kv .kv-sub{
  margin-top:16px;
  font-size:17px;
  color:rgba(255,255,255,.82);
  max-width:660px;
  line-height:1.8;
}
.kv-meta{
  display:flex;flex-wrap:wrap;gap:12px;
  margin-top:26px;
}
.kv-meta span{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 16px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  font-size:13px;color:rgba(255,255,255,.9);
}

/* ---------- 锚点条 ---------- */
.anchorbar{
  position:sticky;
  top:64px;
  z-index:90;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.anchorbar-inner{
  display:flex;align-items:center;gap:10px;
  padding-top:12px;padding-bottom:12px;
  overflow-x:auto;
  scrollbar-width:none;
}
.anchorbar-inner::-webkit-scrollbar{display:none;}
.anchorbar .label{
  flex:0 0 auto;
  font-size:12px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--c-text-3);
  padding-right:6px;
  border-right:1px solid var(--c-line);
  margin-right:4px;
}
.anchor{
  flex:0 0 auto;
  display:inline-flex;align-items:center;
  height:36px;padding:0 16px;
  border-radius:var(--r-pill);
  border:1px dashed var(--c-line);
  background:var(--c-bg);
  font-size:14px;font-weight:600;
  color:var(--c-text-2);
  white-space:nowrap;
  transition:all .2s ease;
}
.anchor:hover{color:var(--c-primary);border-color:var(--c-primary);border-style:solid;text-decoration:none;background:var(--c-primary-050);}

/* ---------- 主布局 ---------- */
.section{padding:var(--sp) 0;}
.section-tight{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .eyebrow{
  font-size:12px;font-weight:700;letter-spacing:.12em;
  color:var(--c-primary-600);
  display:block;margin-bottom:10px;
}
.section-head h2{font-size:30px;line-height:1.35;}
.section-head p{margin-top:14px;color:var(--c-text-2);font-size:16px;}

.layout-grid{display:flex;flex-wrap:wrap;gap:40px;align-items:flex-start;}
.content-main{flex:1 1 560px;min-width:0;}
.content-aside{flex:0 0 340px;max-width:340px;}

.article-block{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-panel);
  padding:36px;
  box-shadow:var(--sh-1);
}
.article-block + .article-block{margin-top:28px;}
.article-block h2{
  font-size:26px;
  line-height:1.4;
  padding-left:14px;
  border-left:4px solid var(--c-primary);
  margin-bottom:16px;
}
.article-block h3{font-size:19px;margin-top:26px;margin-bottom:10px;}
.article-block p{color:var(--c-text-2);font-size:16px;line-height:1.9;}
.article-block p + p{margin-top:14px;}
.article-block ul.dot{margin-top:14px;}
.article-block ul.dot li{
  position:relative;
  padding-left:20px;
  color:var(--c-text-2);
  margin-bottom:10px;
  line-height:1.85;
}
.article-block ul.dot li::before{
  content:"";
  position:absolute;left:2px;top:11px;
  width:6px;height:6px;border-radius:50%;
  background:var(--c-accent);
}
.quote{
  margin:22px 0;
  padding:18px 22px;
  background:var(--c-primary-050);
  border-left:4px solid var(--c-primary);
  border-radius:0 12px 12px 0;
  color:var(--c-text);
  font-size:15.5px;
  line-height:1.85;
}

/* 编号轴 */
.step-list{margin-top:8px;}
.step-item{
  display:flex;gap:18px;
  padding:22px 0;
  border-bottom:1px dashed var(--c-line);
}
.step-item:last-child{border-bottom:0;padding-bottom:0;}
.step-num{
  flex:0 0 auto;
  width:40px;height:40px;
  border-radius:50%;
  border:2px solid var(--c-primary);
  color:var(--c-primary);
  font-weight:700;
  font-size:16px;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.step-body h4{font-size:18px;margin-bottom:6px;}
.step-body p{color:var(--c-text-2);font-size:15.5px;line-height:1.85;}
.step-hint{
  display:inline-block;
  margin-top:10px;
  font-size:13px;
  color:var(--c-primary-600);
  background:var(--c-primary-050);
  border-radius:8px;
  padding:4px 10px;
}

/* 侧栏卡片 */
.aside-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh-1);
}
.aside-card + .aside-card{margin-top:20px;}
.aside-card h3{
  font-size:17px;
  display:flex;align-items:center;gap:8px;
  margin-bottom:16px;
}
.aside-card h3::before{
  content:"";
  width:4px;height:16px;border-radius:2px;
  background:var(--c-accent);
}
.fact-list{display:flex;flex-direction:column;gap:14px;}
.fact-row{
  display:flex;align-items:baseline;justify-content:space-between;
  gap:12px;
  font-size:14.5px;
  color:var(--c-text-2);
  padding-bottom:12px;
  border-bottom:1px dashed var(--c-line);
}
.fact-row:last-child{border-bottom:0;padding-bottom:0;}
.fact-row strong{
  color:var(--c-ink);
  font-size:16px;
  font-variant-numeric:tabular-nums;
}
.aside-cover{
  border-radius:12px;
  overflow:hidden;
  aspect-ratio:16/10;
  background:var(--c-primary-050);
  margin-bottom:16px;
  position:relative;
}
.aside-cover img{width:100%;height:100%;object-fit:cover;}
.aside-links{display:flex;flex-direction:column;gap:4px;}
.aside-links a{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 12px;
  border-radius:10px;
  font-size:14.5px;
  color:var(--c-text-2);
  font-weight:600;
  transition:all .2s ease;
}
.aside-links a:hover{
  background:var(--c-primary-050);
  color:var(--c-primary);
  text-decoration:none;
  padding-left:16px;
}
.aside-links a i{font-size:12px;color:var(--c-text-3);}

/* 进度 */
.progress-track{
  height:8px;
  border-radius:var(--r-pill);
  background:var(--c-bg);
  border:1px solid var(--c-line);
  overflow:hidden;
}
.progress-fill{
  height:100%;
  border-radius:var(--r-pill);
  background:linear-gradient(90deg,var(--c-primary),var(--c-primary-600));
}
.progress-label{
  display:flex;justify-content:space-between;
  font-size:13px;color:var(--c-text-3);
  margin:10px 0 8px;
}
.progress-label b{color:var(--c-ink);font-variant-numeric:tabular-nums;}
.progress-block + .progress-block{margin-top:16px;}

/* 场景卡片 */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:8px;
}
.scene-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:transform .2s ease, box-shadow .2s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.scene-card .thumb{
  aspect-ratio:16/10;
  background:var(--c-primary-050);
  overflow:hidden;
}
.scene-card .thumb img{width:100%;height:100%;object-fit:cover;}
.scene-card .body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.scene-card h3{font-size:18px;}
.scene-card p{font-size:15px;color:var(--c-text-2);line-height:1.8;}
.badge{
  display:inline-flex;align-items:center;
  height:26px;padding:0 12px;
  border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.04em;
}
.badge-amber{background:rgba(232,163,61,.18);color:#8A5A0B;}
.badge-teal{background:var(--c-primary-050);color:var(--c-primary);}
.badge-red{background:rgba(217,72,59,.14);color:var(--c-alert);}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:12px;
  overflow:hidden;
}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;
  padding:20px 24px 20px 20px;
  background:transparent;
  border:0;
  border-left:3px solid var(--c-accent);
  text-align:left;
  font-size:16.5px;
  font-weight:700;
  color:var(--c-text);
  cursor:pointer;
  line-height:1.6;
}
.faq-q:hover{background:var(--c-primary-050);}
.faq-q i{transition:transform .25s ease;color:var(--c-text-3);font-size:14px;}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a-inner{
  padding:0 24px 22px 23px;
  color:var(--c-text-2);
  font-size:15.5px;
  line-height:1.85;
}
.faq-item.is-open .faq-a{max-height:420px;}

/* CTA */
.cta-band{
  position:relative;
  background:var(--c-ink);
  color:#fff;
  padding:72px 0;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.10) 1px, transparent 1px);
  background-size:20px 20px;
  opacity:.7;
  pointer-events:none;
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
}
.cta-inner h2{color:#fff;font-size:30px;line-height:1.35;}
.cta-inner p{color:rgba(255,255,255,.72);margin-top:12px;font-size:16px;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* 页脚 */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding-top:64px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.5);}
.footer-about{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);}
.footer-title{
  font-size:14px;font-weight:700;color:#fff;
  margin-bottom:18px;letter-spacing:.04em;
}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{color:rgba(255,255,255,.68);font-size:14.5px;}
.footer-links a:hover{color:var(--c-accent);text-decoration:none;}
.footer-contact{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);}
.footer-contact span{color:rgba(255,255,255,.42);font-size:12.5px;letter-spacing:.06em;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13.5px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .layout-grid{gap:28px;}
  .content-aside{flex:0 0 300px;max-width:300px;}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:1024px){
  :root{--sp:64px;}
  .brand-sub{display:none;}
  .layout-grid{flex-direction:column;}
  .content-aside{flex:1 1 auto;max-width:100%;width:100%;}
  .page-kv h1{font-size:36px;}
  .anchorbar{top:56px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  :root{--sp:56px;}
  .topbar{height:auto;padding:12px 0;}
  .site-header.is-stuck .topbar{height:auto;}
  .topbar-inner{flex-wrap:wrap;gap:12px;}
  .nav-search{order:3;flex:1 1 100%;max-width:100%;}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .chipbar{display:none;}
  .chipbar.is-open{display:block;}
  .chipbar-inner{flex-direction:column;align-items:stretch;}
  .chip{width:100%;justify-content:flex-start;}
  .page-kv{min-height:auto;}
  .page-kv h1{font-size:30px;}
  .page-kv .kv-sub{font-size:15.5px;}
  .page-kv .container{padding-top:44px;padding-bottom:44px;}
  .anchorbar{top:0;position:static;}
  .article-block{padding:24px;}
  .article-block h2{font-size:22px;}
  .scene-grid{grid-template-columns:1fr;}
  .cta-inner h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .cta-actions .btn{width:100%;}
}
@media (max-width:520px){
  .brand-name{font-size:15px;}
  .page-kv h1{font-size:26px;}
  .section-head h2{font-size:22px;}
  .step-item{flex-direction:column;gap:10px;}
  .faq-q{font-size:15.5px;padding:16px 18px;}
  .article-block{padding:20px;}
}

/* roulang page: category2 */
:root{
  --c-primary:#0E4F4A;
  --c-primary-600:#14766E;
  --c-primary-050:#E8F1EE;
  --c-accent:#E8A33D;
  --c-alert:#D9483B;
  --c-ink:#10201F;
  --c-bg:#F6F3EC;
  --c-surface:#FFFFFF;
  --c-line:#E3DCCF;
  --c-text:#1B2422;
  --c-text-2:#5C6A65;
  --c-text-3:#8B978F;
  --r-card:14px;
  --r-panel:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,32,31,.06), 0 8px 20px rgba(16,32,31,.06);
  --sh-2:0 12px 28px rgba(16,32,31,.12);
  --sp-section:88px;
}
*{box-sizing:border-box;}
html{-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:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.5px;color:var(--c-ink);}
h1{font-size:44px;line-height:1.25;}
h2{font-size:30px;line-height:1.35;}
h3{font-size:20px;line-height:1.5;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-600);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input{font:inherit;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:var(--sp-section) 0;}
.section-tight{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:34px;}
.section-title{font-size:30px;line-height:1.35;display:flex;align-items:center;}
.section-title::before{content:"";display:inline-block;width:4px;height:24px;border-radius:2px;background:var(--c-accent);margin-right:12px;}
.section-desc{margin-top:12px;max-width:680px;color:var(--c-text-2);font-size:15px;line-height:1.8;}
.more-link{font-size:14px;font-weight:600;color:var(--c-primary);white-space:nowrap;}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);backdrop-filter:saturate(160%) blur(8px);border-bottom:1px solid var(--c-line);transition:box-shadow .2s ease;}
.site-header.is-scrolled{box-shadow:var(--sh-1);}
.topbar-inner{display:flex;align-items:center;gap:20px;min-height:72px;padding-top:8px;padding-bottom:8px;flex-wrap:nowrap;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:38px;height:38px;flex:0 0 auto;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-weight:700;font-size:15px;color:var(--c-ink);letter-spacing:-.3px;white-space:nowrap;}
.brand-sub{font-size:11px;color:var(--c-text-3);letter-spacing:.06em;}
.nav-search{display:flex;align-items:center;gap:6px;flex:1 1 auto;max-width:520px;height:48px;padding:0 6px 0 16px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-pill);transition:border-color .2s ease, box-shadow .2s ease;}
.nav-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(232,163,61,.3);}
.search-ico{width:18px;height:18px;color:var(--c-text-3);flex:0 0 auto;}
.nav-search input[type="search"]{flex:1 1 auto;min-width:0;height:44px;margin:0;border:0;background:transparent;box-shadow:none;font-size:14px;color:var(--c-text);}
.nav-search input[type="search"]::placeholder{color:var(--c-text-3);}
.nav-search input[type="search"]:focus{outline:none;}
.search-btn{flex:0 0 auto;height:36px;padding:0 18px;border-radius:var(--r-pill);background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;transition:background .2s ease;}
.search-btn:hover{background:var(--c-primary-600);}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto;}
.nav-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;border:1px solid var(--c-line);border-radius:12px;color:var(--c-ink);background:#fff;}
.nav-toggle svg{width:22px;height:22px;}
.chipbar{border-top:1px solid var(--c-line);background:rgba(255,255,255,.7);}
.chipbar-inner{display:flex;align-items:center;gap:10px;height:52px;overflow-x:auto;scrollbar-width:none;}
.chipbar-inner::-webkit-scrollbar{display:none;}
.chip{flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:var(--r-pill);border:1px solid var(--c-line);background:#fff;color:var(--c-text-2);font-size:14px;transition:all .2s ease;}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary);text-decoration:none;background:var(--c-primary-050);}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600;}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;border-radius:var(--r-pill);border:1px solid transparent;font-size:15px;font-weight:600;white-space:nowrap;cursor:pointer;transition:background .2s ease, color .2s ease, box-shadow .2s ease, transform .2s ease, border-color .2s ease;}
.btn:hover{text-decoration:none;transform:translateY(-1px);}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(14,79,74,.22);}
.btn-primary:hover{background:var(--c-primary-600);color:#fff;box-shadow:inset 0 -2px 0 rgba(0,0,0,.12),0 8px 20px rgba(14,79,74,.26);}
.btn-accent{background:var(--c-accent);color:#2A1D05;box-shadow:0 6px 16px rgba(232,163,61,.3);}
.btn-accent:hover{background:#F0B255;color:#2A1D05;box-shadow:inset 0 -2px 0 rgba(0,0,0,.12),0 8px 20px rgba(232,163,61,.36);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}
.btn-outline{background:#fff;border-color:var(--c-line);color:var(--c-primary);border-radius:12px;}
.btn-outline:hover{background:var(--c-primary-050);border-color:var(--c-primary);color:var(--c-primary);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}

/* ---------- page hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--c-ink);}
.page-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.5;}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(16,32,31,.92) 0%,rgba(16,32,31,.68) 52%,rgba(16,32,31,.28) 100%);}
.page-hero-inner{position:relative;z-index:2;padding:34px 20px 60px;color:#fff;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.72);}
.breadcrumb a{color:rgba(255,255,255,.82);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb span.sep{opacity:.6;}
.hero-tag{display:inline-flex;align-items:center;height:30px;margin-top:26px;padding:0 14px;border-radius:var(--r-pill);background:rgba(232,163,61,.2);border:1px solid rgba(232,163,61,.5);color:#F5CE8A;font-size:12px;letter-spacing:.06em;}
.page-hero h1{margin-top:16px;color:#fff;max-width:820px;}
.page-hero-sub{margin-top:16px;max-width:640px;font-size:16px;color:rgba(255,255,255,.82);}
.page-hero .btn-row{margin-top:30px;}

/* ---------- rail cards ---------- */
.rail{display:flex;gap:20px;overflow-x:auto;padding:6px 4px 18px;scroll-snap-type:x mandatory;}
.rail::-webkit-scrollbar{height:8px;}
.rail::-webkit-scrollbar-thumb{background:#DCD4C4;border-radius:99px;}
.rail::-webkit-scrollbar-track{background:transparent;}
.rail-card{flex:0 0 calc((100% - 60px) / 4);scroll-snap-align:start;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease, box-shadow .2s ease;display:flex;flex-direction:column;}
.rail-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.rail-media{position:relative;aspect-ratio:16/10;background:var(--c-primary-050);}
.rail-media img{width:100%;height:100%;object-fit:cover;}
.badge{position:absolute;top:12px;right:12px;display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;letter-spacing:.04em;background:var(--c-accent);color:#2A1D05;}
.badge-alert{background:var(--c-alert);color:#fff;}
.badge-muted{background:rgba(16,32,31,.68);color:#fff;}
.rail-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.rail-body h3{font-size:18px;}
.rail-body p{font-size:14px;color:var(--c-text-2);line-height:1.75;}
.rail-foot{margin-top:auto;padding-top:6px;}
.progress-line{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--c-text-3);margin-bottom:8px;font-variant-numeric:tabular-nums;}
.bar{height:6px;border-radius:var(--r-pill);background:#EDE7DA;overflow:hidden;}
.bar > i{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-primary),var(--c-primary-600));}
.bar > i.is-locked{background:#C9C2B4;}

/* ---------- timeline ---------- */
.timeline{position:relative;padding:10px 0 4px;}
.timeline::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;transform:translateX(-50%);background:linear-gradient(180deg,var(--c-primary-050),var(--c-primary),var(--c-primary-050));}
.tl-item{position:relative;display:grid;grid-template-columns:1fr 90px 1fr;align-items:center;margin-bottom:38px;}
.tl-node{display:flex;justify-content:center;align-items:center;}
.tl-node span{width:56px;height:56px;border-radius:50%;background:#fff;border:2px solid var(--c-primary);color:var(--c-primary);font-size:20px;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-1);font-variant-numeric:tabular-nums;}
.tl-item.is-current .tl-node span{border-color:var(--c-accent);color:#8A5A0C;box-shadow:0 0 0 6px rgba(232,163,61,.24);}
.tl-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);}
.tl-card h3{font-size:19px;margin-bottom:10px;}
.tl-card p{font-size:15px;color:var(--c-text-2);}
.tl-note{margin-top:12px;font-size:13px;color:var(--c-text-3);border-top:1px dashed var(--c-line);padding-top:10px;}
.tl-media{border-radius:var(--r-card);overflow:hidden;aspect-ratio:16/10;background:var(--c-primary-050);box-shadow:var(--sh-1);}
.tl-media img{width:100%;height:100%;object-fit:cover;}

/* ---------- checklist ---------- */
.check-grid{display:grid;gap:20px;grid-template-columns:repeat(3,minmax(0,1fr));}
.check-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1);transition:transform .2s ease, box-shadow .2s ease;}
.check-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.check-card .ico{width:44px;height:44px;border-radius:12px;background:var(--c-primary-050);color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;font-variant-numeric:tabular-nums;}
.check-card h3{margin-top:16px;font-size:18px;}
.check-card p{margin-top:8px;font-size:14px;color:var(--c-text-2);}

/* ---------- stat panel ---------- */
.stat-panel{position:relative;overflow:hidden;background:var(--c-ink);border-radius:var(--r-panel);padding:44px;color:#fff;}
.stat-panel::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);background-size:16px 16px;opacity:.45;pointer-events:none;}
.stat-panel > *{position:relative;z-index:2;}
.stat-panel h2{color:#fff;}
.stat-panel .panel-sub{margin-top:10px;color:rgba(255,255,255,.72);font-size:15px;max-width:660px;}
.track{margin-top:34px;display:flex;align-items:center;gap:0;}
.track-dot{width:16px;height:16px;border-radius:50%;background:var(--c-primary);border:3px solid rgba(20,118,110,.4);flex:0 0 auto;}
.track-dot.is-current{background:var(--c-accent);border-color:rgba(232,163,61,.4);box-shadow:0 0 0 6px rgba(232,163,61,.18);}
.track-dot.is-idle{background:#3A4A47;border-color:rgba(255,255,255,.14);}
.track-line{flex:1 1 auto;height:3px;background:rgba(255,255,255,.16);}
.track-line.is-done{background:var(--c-primary-600);}
.stat-grid{margin-top:34px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.stat-num{font-size:28px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.stat-label{margin-top:6px;font-size:13px;color:rgba(255,255,255,.66);}

/* ---------- faq ---------- */
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;margin-bottom:12px;overflow:hidden;}
.faq-item summary{position:relative;list-style:none;cursor:pointer;padding:18px 54px 18px 24px;font-size:16px;font-weight:600;color:var(--c-ink);transition:background .2s ease;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{content:"";position:absolute;left:0;top:15px;bottom:15px;width:3px;border-radius:0 3px 3px 0;background:var(--c-accent);}
.faq-item summary::after{content:"";position:absolute;right:24px;top:50%;width:9px;height:9px;border-right:2px solid var(--c-text-3);border-bottom:2px solid var(--c-text-3);transform:translateY(-70%) rotate(45deg);transition:transform .2s ease;}
.faq-item[open] summary{background:var(--c-primary-050);}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);}
.faq-body{padding:4px 24px 20px;color:var(--c-text-2);font-size:15px;line-height:1.85;}

/* ---------- cta ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--c-primary);border-radius:var(--r-panel);padding:56px 40px;text-align:center;color:#fff;}
.cta-band::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);background-size:16px 16px;opacity:.4;pointer-events:none;}
.cta-band > *{position:relative;z-index:2;}
.cta-band h2{color:#fff;}
.cta-band p{margin:14px auto 0;max-width:620px;color:rgba(255,255,255,.82);font-size:15px;}
.cta-band .btn{margin-top:28px;}

/* ---------- footer ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:var(--sp-section);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.5);}
.footer-about{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:320px;}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:rgba(255,255,255,.7);font-size:14px;}
.footer-links a:hover{color:var(--c-accent);text-decoration:none;}
.footer-contact{font-size:14px;line-height:1.7;color:rgba(255,255,255,.66);}
.footer-contact span{color:rgba(255,255,255,.42);font-size:12px;letter-spacing:.06em;}
.footer-bottom{margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5);}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .brand-sub{display:none;}
  .chipbar-inner{height:48px;}
}
@media (max-width:1024px){
  :root{--sp-section:64px;}
  h1{font-size:34px;}
  h2{font-size:26px;}
  .section-title{font-size:26px;}
  .rail-card{flex:0 0 calc((100% - 20px) / 2);}
  .check-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .stat-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
}
@media (max-width:860px){
  .nav-toggle{display:flex;}
  .nav-cta{display:none;}
  .nav-search{order:3;max-width:none;flex:1 1 100%;margin-bottom:10px;}
  .topbar-inner{flex-wrap:wrap;padding-top:12px;padding-bottom:12px;}
  .chipbar-inner{display:none;height:auto;flex-direction:column;align-items:stretch;padding:12px 0;gap:8px;}
  .site-header.is-open .chipbar-inner{display:flex;}
  .chip{justify-content:center;height:42px;}
  .site-header.is-open .chipbar{border-top-color:var(--c-line);}
}
@media (max-width:768px){
  :root{--sp-section:56px;}
  h1{font-size:30px;}
  h2{font-size:24px;}
  h3{font-size:18px;}
  .section-title{font-size:22px;}
  .section-title::before{height:20px;margin-right:10px;}
  .page-hero-inner{padding:26px 20px 46px;}
  .timeline::before{left:26px;transform:none;}
  .tl-item{grid-template-columns:56px 1fr;gap:16px;align-items:start;margin-bottom:26px;}
  .tl-node{grid-column:1;grid-row:1;justify-content:flex-start;align-items:flex-start;padding-top:6px;}
  .tl-node span{width:44px;height:44px;font-size:17px;}
  .tl-side{grid-column:2;}
  .check-grid{grid-template-columns:1fr;}
  .stat-panel{padding:28px;}
  .stat-grid{grid-template-columns:1fr;gap:18px;}
  .rail-card{flex:0 0 84%;}
  .cta-band{padding:40px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-name{font-size:14px;}
  .btn{height:46px;padding:0 20px;width:100%;}
  .btn-row{flex-direction:column;align-items:stretch;}
  .btn-sm{width:auto;}
  .search-btn{padding:0 14px;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category3 */
:root{
  --c-primary:#0E4F4A;
  --c-primary-600:#14766E;
  --c-primary-050:#E8F1EE;
  --c-accent:#E8A33D;
  --c-alert:#D9483B;
  --c-ink:#10201F;
  --c-bg:#F6F3EC;
  --c-surface:#FFFFFF;
  --c-line:#E3DCCF;
  --c-text:#1B2422;
  --c-text-2:#5C6A65;
  --c-text-3:#8B978F;
  --r-sm:12px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,32,31,.06), 0 8px 20px rgba(16,32,31,.06);
  --sh-2:0 12px 28px rgba(16,32,31,.12);
  --gut:24px;
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-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:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease, border-color .18s ease, background-color .18s ease;}
a:hover{color:var(--c-primary-600);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:2px;}
button{font-family:inherit;cursor:pointer;}
input,button,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;padding:0;}
ul,ol{list-style:none;}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.5px;color:var(--c-text);}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ---------- 顶栏导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:70;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-1);}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:76px;
  padding-top:10px;
  padding-bottom:10px;
  transition:min-height .2s ease;
}
.site-header.is-stuck .topbar-inner{min-height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:inherit;}
.brand:hover{text-decoration:none;color:inherit;}
.brand-mark{width:38px;height:38px;flex:0 0 38px;border-radius:11px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:16px;font-weight:700;letter-spacing:-.4px;color:var(--c-ink);}
.brand-sub{font-size:11.5px;color:var(--c-text-3);letter-spacing:.04em;}

.nav-search{
  position:relative;
  flex:1 1 auto;
  max-width:560px;
  display:flex;
  align-items:center;
  height:48px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  padding-left:44px;
  padding-right:5px;
  transition:border-color .18s ease, box-shadow .18s ease;
}
.nav-search:focus-within{
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(232,163,61,.3);
}
.search-ico{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--c-text-3);}
.nav-search input[type="search"]{
  flex:1 1 auto;
  min-width:0;
  height:100%;
  border:0;
  background:transparent;
  color:var(--c-text);
  font-size:15px;
  outline:none;
}
.nav-search input[type="search"]::placeholder{color:var(--c-text-3);}
.search-btn{
  flex:0 0 auto;
  height:38px;
  padding:0 18px;
  border:0;
  border-radius:var(--r-pill);
  background:var(--c-primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  transition:background-color .18s ease, box-shadow .18s ease;
}
.search-btn:hover{background:var(--c-primary-600);box-shadow:inset 0 -2px 0 rgba(0,0,0,.12);}

.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border:1px solid var(--c-line);
  background:var(--c-surface);
  border-radius:var(--r-sm);
  color:var(--c-ink);
}
.nav-toggle svg{width:22px;height:22px;}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 24px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  transition:background-color .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
  white-space:nowrap;
}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-600);color:#fff;box-shadow:inset 0 -2px 0 rgba(0,0,0,.12);}
.btn-accent{background:var(--c-accent);color:#2A1A02;}
.btn-accent:hover{background:#F0B255;color:#2A1A02;box-shadow:inset 0 -2px 0 rgba(0,0,0,.12);}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-050);color:var(--c-primary);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}

.chipbar{background:var(--c-surface);border-bottom:1px solid var(--c-line);}
.chipbar-inner{
  display:flex;
  gap:10px;
  padding:12px 20px;
  overflow-x:auto;
  scrollbar-width:none;
}
.chipbar-inner::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  padding:8px 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--c-line);
  font-size:14px;
  color:var(--c-text-2);
  white-space:nowrap;
  transition:all .18s ease;
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary);text-decoration:none;background:var(--c-primary-050);}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.chip.is-active:hover{background:var(--c-primary-600);color:#fff;}

.mobile-nav{background:var(--c-surface);border-bottom:1px solid var(--c-line);box-shadow:var(--sh-1);}
.mobile-nav .container{display:flex;flex-direction:column;gap:4px;padding-top:12px;padding-bottom:18px;}
.mobile-nav a{
  display:flex;
  align-items:center;
  min-height:46px;
  padding:0 14px;
  border-radius:var(--r-sm);
  font-size:15px;
  color:var(--c-text);
}
.mobile-nav a:hover{background:var(--c-primary-050);color:var(--c-primary);text-decoration:none;}
.mobile-nav a.is-active{background:var(--c-primary-050);color:var(--c-primary);font-weight:600;}
.mobile-nav .btn{margin-top:8px;}

/* ---------- 面包屑 & 首屏 ---------- */
.breadcrumb{padding:18px 0 0;font-size:14px;color:var(--c-text-3);}
.breadcrumb a{color:var(--c-text-2);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{margin:0 8px;color:var(--c-text-3);}
.breadcrumb .now{color:var(--c-primary);font-weight:600;}

.hero{
  position:relative;
  margin-top:18px;
  color:#fff;
  background-image:
    linear-gradient(100deg, rgba(16,32,31,.92) 0%, rgba(16,32,31,.72) 55%, rgba(16,32,31,.42) 100%),
    url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  border-radius:var(--r-lg);
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px, transparent 1px);
  background-size:16px 16px;
  opacity:.5;
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:56px 40px 48px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(232,163,61,.18);
  border:1px solid rgba(232,163,61,.5);
  color:#F4C683;
  font-size:12px;
  letter-spacing:.06em;
}
.hero h1{
  margin-top:18px;
  font-size:44px;
  line-height:1.25;
  color:#fff;
  max-width:760px;
}
.hero-sub{
  margin-top:16px;
  max-width:640px;
  font-size:17px;
  line-height:1.8;
  color:rgba(255,255,255,.86);
}
.hero-search{
  position:relative;
  display:flex;
  align-items:center;
  gap:8px;
  margin-top:28px;
  max-width:620px;
  padding:6px 6px 6px 46px;
  background:#fff;
  border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
}
.hero-search .search-ico{color:var(--c-text-3);}
.hero-search input{
  flex:1 1 auto;
  min-width:0;
  height:46px;
  border:0;
  background:transparent;
  font-size:15.5px;
  color:var(--c-text);
  outline:none;
}
.hero-search input::placeholder{color:var(--c-text-3);}
.hero-search .btn{height:46px;padding:0 26px;}
.hero-hot{margin-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13.5px;color:rgba(255,255,255,.78);}
.hero-hot span{color:rgba(255,255,255,.6);}
.hot-tag{
  padding:6px 14px;
  border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.35);
  color:#fff;
  font-size:13.5px;
}
.hot-tag:hover{background:rgba(255,255,255,.16);color:#fff;text-decoration:none;}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec) 0;}
.section-alt{background:var(--c-surface);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.06em;
  color:var(--c-primary-600);
  font-weight:700;
  padding-left:12px;
  position:relative;
}
.eyebrow::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:13px;background:var(--c-accent);border-radius:2px;}
.section-head h2{font-size:30px;line-height:1.35;margin-top:12px;}
.section-head p{margin-top:14px;color:var(--c-text-2);font-size:16px;}

/* ---------- 分组入口卡 ---------- */
.entry-grid{margin-top:8px;}
.entry-card{
  height:100%;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:24px;
  box-shadow:var(--sh-1);
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary);}
.entry-ico{
  width:46px;height:46px;
  display:flex;align-items:center;justify-content:center;
  border-radius:var(--r-sm);
  background:var(--c-primary-050);
  color:var(--c-primary);
  font-size:19px;
  margin-bottom:16px;
}
.entry-card h3{font-size:20px;line-height:1.5;}
.entry-card p{margin-top:10px;font-size:14.5px;color:var(--c-text-2);line-height:1.8;}
.entry-meta{margin-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-text-3);}
.entry-meta b{color:var(--c-primary);font-weight:700;font-variant-numeric:tabular-nums;}

/* ---------- 排查步骤 ---------- */
.step-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:start;}
.step{position:relative;display:grid;grid-template-columns:52px 1fr;gap:20px;padding-bottom:34px;}
.step:last-child{padding-bottom:0;}
.step::before{
  content:"";
  position:absolute;left:25px;top:52px;bottom:0;width:2px;
  background:var(--c-line);
}
.step:last-child::before{display:none;}
.step-num{
  width:52px;height:52px;
  border-radius:50%;
  background:var(--c-surface);
  border:2px solid var(--c-primary);
  color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;
  font-size:17px;
  font-variant-numeric:tabular-nums;
  position:relative;z-index:2;
}
.step-body h3{font-size:19px;line-height:1.5;}
.step-body p{margin-top:8px;color:var(--c-text-2);font-size:14.5px;line-height:1.8;}
.step-body .hint{
  margin-top:10px;
  display:inline-block;
  font-size:13px;
  color:var(--c-primary-600);
  background:var(--c-primary-050);
  border-radius:8px;
  padding:6px 12px;
}
.side-figure{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.side-figure img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.side-figure figcaption{padding:18px 22px 22px;font-size:14px;color:var(--c-text-2);line-height:1.8;}
.side-figure figcaption b{display:block;color:var(--c-ink);font-size:15px;margin-bottom:6px;}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:1fr;gap:38px;max-width:900px;margin:0 auto;}
.faq-group{scroll-margin-top:120px;}
.faq-group-head{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.faq-group-head h3{font-size:20px;line-height:1.5;}
.faq-group-head .count{
  font-size:12px;
  letter-spacing:.06em;
  color:var(--c-primary-600);
  background:var(--c-primary-050);
  border-radius:var(--r-pill);
  padding:4px 12px;
  font-weight:700;
}
ul.accordion.faq-list{margin:0;background:transparent;border:0;}
ul.accordion.faq-list .accordion-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-sm);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .18s ease, box-shadow .18s ease;
}
ul.accordion.faq-list .accordion-item:hover{border-color:#CFC6B4;}
ul.accordion.faq-list .accordion-item.is-open{border-color:var(--c-primary);box-shadow:var(--sh-1);}
.accordion-title{
  position:relative;
  display:block;
  width:100%;
  text-align:left;
  padding:18px 52px 18px 22px;
  background:transparent;
  border:0;
  font-size:16px;
  font-weight:600;
  line-height:1.7;
  color:var(--c-text);
  transition:color .18s ease, background-color .18s ease;
}
.accordion-title::before{
  content:"";
  position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--c-accent);
  border-radius:0 2px 2px 0;
  opacity:0;
  transition:opacity .18s ease;
}
.accordion-title:hover{background:#FBFAF6;color:var(--c-primary);}
.accordion-item.is-open .accordion-title{color:var(--c-primary);}
.accordion-item.is-open .accordion-title::before{opacity:1;}
.accordion-title::after{
  content:"";
  position:absolute;right:22px;top:50%;
  width:9px;height:9px;
  border-right:2px solid var(--c-text-3);
  border-bottom:2px solid var(--c-text-3);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .25s ease, border-color .2s ease;
}
.accordion-item.is-open .accordion-title::after{transform:translateY(-30%) rotate(-135deg);border-color:var(--c-primary);}
.accordion-content{
  display:none;
  padding:0 22px 20px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--c-text-2);
  border-top:1px solid var(--c-line);
  padding-top:16px;
  margin-top:0;
}
.accordion-item.is-open .accordion-content{display:block;}
.accordion-content p + p{margin-top:10px;}
.faq-empty{
  text-align:center;
  border:1px dashed var(--c-line);
  border-radius:var(--r-md);
  padding:44px 24px;
  color:var(--c-text-3);
  background:var(--c-surface);
}
.faq-empty i{font-size:26px;color:var(--c-primary-600);display:block;margin-bottom:12px;}
.faq-empty b{display:block;color:var(--c-text);font-size:16px;margin-bottom:6px;}

/* ---------- 数据条 ---------- */
.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--c-line);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  overflow:hidden;
}
.stat{background:var(--c-surface);padding:28px 24px;}
.stat .num{font-size:28px;font-weight:700;color:var(--c-primary);font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.stat .lab{margin-top:8px;font-size:14px;color:var(--c-text-2);}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  background:var(--c-primary);
  color:#fff;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px, transparent 1px);
  background-size:16px 16px;
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;padding:72px 0;text-align:center;}
.cta-inner h2{color:#fff;font-size:30px;line-height:1.35;}
.cta-inner p{margin:16px auto 0;max-width:620px;color:rgba(255,255,255,.85);font-size:16px;}
.cta-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.55);}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:#C8D3CF;padding:64px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{width:38px;height:38px;flex:0 0 38px;}
.footer-brand .brand-name{color:#fff;font-size:16px;font-weight:700;display:block;}
.footer-brand .brand-sub{color:#8FA09B;font-size:11.5px;display:block;}
.footer-about{color:#9AA8A4;line-height:1.85;font-size:14px;max-width:340px;}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:-.2px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:#B9C6C2;font-size:14px;}
.footer-links a:hover{color:var(--c-accent);text-decoration:none;}
.footer-contact{color:#9AA8A4;line-height:1.8;}
.footer-contact span{color:#7F8E8A;font-size:12px;letter-spacing:.06em;}
.footer-bottom{
  margin-top:56px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:#8FA09B;
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .nav-search{max-width:420px;}
}
@media (max-width:1024px){
  :root{--sec:72px;}
  .hero h1{font-size:36px;}
  .step-wrap{grid-template-columns:1fr;gap:36px;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .topbar-inner{flex-wrap:wrap;gap:14px;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;}
  .nav-actions{margin-left:auto;}
  .hero-inner{padding:44px 24px 40px;}
}
@media (max-width:768px){
  .section-head h2{font-size:24px;}
  .hero{border-radius:16px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:15.5px;}
  .hero-search{flex-direction:column;align-items:stretch;padding:8px;border-radius:18px;}
  .hero-search .search-ico{display:none;}
  .hero-search input{height:44px;padding:0 12px;}
  .hero-search .btn{width:100%;}
  .cta-inner{padding:56px 0;}
  .cta-inner h2{font-size:24px;}
}
@media (max-width:640px){
  :root{--sec:56px;}
  .brand-sub{display:none;}
  .entry-card{padding:20px;}
  .stat{padding:22px 18px;}
  .stat .num{font-size:24px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .accordion-title{font-size:15.5px;padding:16px 46px 16px 18px;}
  .accordion-content{padding:14px 18px 18px 18px;font-size:14.5px;}
}