/* roulang page: index */
:root{
  --ink:#0B5D4E;
  --ink-mid:#149076;
  --mint:#1FB98A;
  --amber:#F4A63A;
  --mist:#7C9A92;
  --bg:#F6F8F6;
  --card:#FFFFFF;
  --dark:#08201B;
  --text:#10201C;
  --text-2:#55665F;
  --text-3:#8A9992;
  --line:#E4EAE7;
  --tint:#EAF7F2;
  --grad:linear-gradient(135deg,#0B5D4E 0%,#149076 55%,#1FB98A 100%);
  --grad-shift:linear-gradient(143deg,#0B5D4E 0%,#149076 55%,#1FB98A 100%);
  --r-sm:12px;
  --r-md:20px;
  --r-lg:28px;
  --shadow-soft:0 8px 30px rgba(11,58,48,.08);
  --shadow-lift:0 16px 40px rgba(11,58,48,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
html body{
  margin:0;
  padding:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
.site-body img{max-width:100%;display:block;border-style:none;}
.site-body a{color:inherit;text-decoration:none;}
.site-body button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:none;cursor:pointer;}
.site-body input,.site-body select{font-family:inherit;font-size:inherit;color:inherit;}
.site-body ul,.site-body ol{margin:0;padding:0;list-style:none;}
.site-body h1,.site-body h2,.site-body h3,.site-body h4,.site-body p{margin:0;}
.site-body table{border-collapse:collapse;width:100%;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;letter-spacing:.02em;}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:6px;}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--dark);color:#C9E8DF;font-size:12px;line-height:36px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px;}
.topbar-left{display:flex;align-items:center;gap:10px;min-width:0;}
.topbar-domain{font-weight:600;letter-spacing:.04em;color:#EAF7F2;white-space:nowrap;}
.topbar-dot{width:4px;height:4px;border-radius:50%;background:var(--mint);flex:none;}
.topbar-note{color:#9CC7BB;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-right{display:flex;align-items:center;gap:8px;flex:none;}
.tb-link{border:1px solid rgba(201,232,223,.35);border-radius:999px;padding:3px 12px;color:#DCEEE8;transition:all .18s var(--ease);}
.tb-link:hover{border-color:rgba(201,232,223,.85);color:#fff;background:rgba(31,185,138,.14);}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.logo{display:flex;align-items:center;gap:12px;flex:none;}
.logo-mark{width:42px;height:42px;border-radius:14px;background:var(--grad);display:grid;place-items:center;color:#fff;font-size:17px;font-weight:800;letter-spacing:.02em;box-shadow:0 6px 16px rgba(11,93,78,.24);}
.logo-text{display:flex;flex-direction:column;line-height:1.2;}
.logo-name{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.01em;}
.logo-sub{font-size:11px;color:var(--text-3);letter-spacing:.14em;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{position:relative;font-size:15px;font-weight:500;color:var(--text-2);padding:8px 14px;border-radius:999px;transition:all .18s var(--ease);}
.nav-link:hover{color:var(--ink);transform:translateY(-1px);background:rgba(11,93,78,.06);}
.nav-link.active{color:var(--ink);background:rgba(11,93,78,.08);}
.nav-link.active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--ink);}
.nav-right{display:flex;align-items:center;gap:14px;flex:none;}
.hamburger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:14px;place-items:center;transition:all .18s var(--ease);}
.hamburger:hover{border-color:var(--ink);background:rgba(11,93,78,.06);}
.hamburger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;margin:3px auto;}
.drawer-mask{position:fixed;inset:0;background:rgba(8,32,27,.5);opacity:0;visibility:hidden;transition:opacity .24s var(--ease);z-index:80;}
.drawer-mask.show{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;width:280px;height:100%;background:#fff;z-index:90;transform:translateX(100%);transition:transform .26s var(--ease);display:flex;flex-direction:column;padding:22px 20px;gap:8px;box-shadow:-16px 0 40px rgba(8,32,27,.18);}
.drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;}
.drawer-close{width:38px;height:38px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;font-size:18px;color:var(--text-2);}
.drawer-close:hover{border-color:var(--ink);color:var(--ink);}
.drawer-link{display:block;padding:12px 14px;border-radius:14px;font-size:15px;font-weight:500;color:var(--text-2);transition:all .18s var(--ease);}
.drawer-link:hover,.drawer-link.active{color:var(--ink);background:rgba(11,93,78,.08);}
.drawer-note{margin-top:auto;font-size:12px;color:var(--text-3);border-top:1px dashed var(--line);padding-top:14px;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-size:15px;font-weight:600;padding:14px 28px;border:1.5px solid transparent;cursor:pointer;transition:all .18s var(--ease);white-space:nowrap;}
.btn-sm{padding:9px 20px;font-size:14px;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(11,93,78,.24);}
.btn-primary:hover{background-image:var(--grad-shift);transform:translateY(-1px);box-shadow:var(--shadow-lift);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(11,93,78,.24);}
.btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.45);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.24);transform:translateY(-1px);}
.btn-line{background:#fff;border-color:var(--ink);color:var(--ink);}
.btn-line:hover{background:rgba(11,93,78,.08);transform:translateY(-1px);}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--ink);transition:color .18s var(--ease);}
.text-link .arrow{transition:transform .18s var(--ease);}
.text-link:hover{color:var(--ink-mid);}
.text-link:hover .arrow{transform:translateX(3px);}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0;}
.section.tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-title{font-size:30px;line-height:1.35;font-weight:800;color:var(--text);letter-spacing:-.01em;}
.section-desc{font-size:15px;color:var(--text-2);margin-top:10px;max-width:680px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.16em;color:var(--ink);text-transform:uppercase;}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--ink);}
.stamp{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--ink);border:1px dashed rgba(11,93,78,.45);border-radius:999px;padding:4px 12px;background:rgba(11,93,78,.05);}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--ink);background:rgba(11,93,78,.08);border-radius:999px;padding:4px 12px;}
.rule-dotted{height:1px;background-image:linear-gradient(90deg,var(--line) 0 6px,transparent 6px 12px);background-size:12px 1px;}

/* ---------- Hero ---------- */
.hero{padding:40px 0 24px;}
.hero-panel{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--dark);color:#fff;box-shadow:var(--shadow-soft);}
.hero-media{position:absolute;inset:0;background-image:linear-gradient(115deg,rgba(8,32,27,.92) 0%,rgba(8,32,27,.72) 45%,rgba(8,32,27,.32) 100%),url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;}
.hero-media::after{content:"";position:absolute;inset:0;background:var(--grad);opacity:.42;mix-blend-mode:multiply;}
.hero-inner{position:relative;display:grid;grid-template-columns:1.35fr .95fr;gap:40px;padding:64px 56px;align-items:end;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;color:#A8DCCB;border:1px solid rgba(201,232,223,.3);border-radius:999px;padding:5px 14px;}
.hero-title{font-size:44px;line-height:1.25;font-weight:800;margin-top:22px;letter-spacing:-.01em;}
.hero-title em{font-style:normal;color:#8FE7C4;}
.hero-sub{font-size:16px;line-height:1.85;color:#CFE5DE;margin-top:18px;max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-side{display:flex;flex-direction:column;gap:16px;}
.hero-badges{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
.hbadge{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);border-radius:16px;padding:16px 18px;transition:transform .18s var(--ease);}
.hbadge:hover{transform:scale(1.02);}
.hb-row{display:flex;align-items:baseline;gap:4px;}
.hb-num{font-size:32px;font-weight:800;line-height:1;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.hb-unit{font-size:14px;color:#A8DCCB;}
.hb-label{display:block;font-size:12px;color:#9CC7BB;margin-top:8px;letter-spacing:.04em;}
.hero-note{font-size:12px;color:#9CC7BB;line-height:1.7;border-left:2px solid rgba(244,166,58,.7);padding-left:12px;}

/* ---------- 权益对比表 ---------- */
.compare-wrap{overflow-x:auto;border-radius:var(--r-md);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-soft);-webkit-overflow-scrolling:touch;}
.compare-table{min-width:900px;border-collapse:separate;border-spacing:0;}
.compare-table th,.compare-table td{padding:20px;text-align:left;font-size:15px;border-bottom:1px solid var(--line);}
.compare-table thead th{background:var(--dark);color:#DDF0E8;font-weight:600;font-size:15px;position:relative;border-bottom:none;}
.compare-table thead th.col-rec{background:var(--ink);border-left:2px solid var(--amber);border-right:2px solid var(--amber);}
.compare-table tbody th.col-item{position:sticky;left:0;background:#fff;z-index:2;font-weight:600;color:var(--text);box-shadow:1px 0 0 var(--line);}
.compare-table thead th.col-item{position:sticky;left:0;z-index:3;background:#08201B;}
.compare-table td.col-rec{background:var(--tint);border-left:2px solid var(--ink);border-right:2px solid var(--ink);}
.compare-table tbody tr:last-child td.col-rec{border-bottom:2px solid var(--ink);}
.compare-table tbody tr:hover th.col-item,.compare-table tbody tr:hover td{background:#FAFCFA;}
.compare-table tbody tr:hover td.col-rec{background:#E3F4EC;}
.rec-tag{display:inline-block;font-size:11px;font-weight:700;color:#3A2500;background:var(--amber);border-radius:999px;padding:2px 10px;margin-right:8px;vertical-align:middle;}
.yes{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--ink);font-weight:600;}
.yes i{width:20px;height:20px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-style:normal;font-size:11px;flex:none;}
.no{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--text-3);}
.no i{width:16px;height:2px;background:var(--mist);border-radius:2px;flex:none;}
.compare-table .cell-note{display:block;font-size:12px;color:var(--text-3);margin-top:6px;line-height:1.6;}

/* ---------- 等级亮点 bento ---------- */
.bento{display:grid;grid-template-columns:1.55fr 1fr;gap:24px;}
.bento-side{display:flex;flex-direction:column;gap:24px;}
.level-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:30px;box-shadow:var(--shadow-soft);transition:all .2s var(--ease);overflow:hidden;}
.level-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);}
.level-card.is-main{background:var(--tint);border-color:rgba(11,93,78,.28);display:flex;flex-direction:column;justify-content:space-between;padding:36px;}
.level-card.is-amber{border-color:rgba(244,166,58,.55);}
.level-card.is-soft{background:#fff;border-color:var(--line);}
.level-badge{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.08em;color:#fff;background:var(--mist);border-radius:999px;padding:4px 14px;}
.level-badge.b-mint{background:var(--mint);}
.level-badge.b-ink{background:var(--ink);}
.level-badge.b-amber{background:var(--amber);color:#3A2500;}
.level-name{font-size:22px;font-weight:800;margin-top:18px;color:var(--text);}
.level-scene{font-size:14px;color:var(--text-2);margin-top:8px;}
.level-list{margin-top:20px;display:flex;flex-direction:column;gap:12px;}
.level-list li{position:relative;padding-left:22px;font-size:15px;color:var(--text-2);line-height:1.75;}
.level-list li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:var(--mint);}
.level-list li.amber::before{background:var(--amber);}
.level-list li.ink::before{background:var(--ink);}
.level-figure{margin-top:26px;border-radius:var(--r-sm);overflow:hidden;border:1px solid var(--line);background:#EEF4F1;}
.level-figure img{width:100%;aspect-ratio:16 / 10;object-fit:cover;}
.level-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:26px;padding-top:20px;border-top:1px dashed var(--line);}
.level-price{font-size:13px;color:var(--text-3);}

/* ---------- 专属内容预览 ---------- */
.preview-scroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(300px,1fr);gap:24px;overflow-x:auto;padding:4px 4px 18px;scroll-snap-type:x mandatory;}
.preview-scroll::-webkit-scrollbar{height:8px;}
.preview-scroll::-webkit-scrollbar-track{background:var(--line);border-radius:999px;}
.preview-scroll::-webkit-scrollbar-thumb{background:var(--mist);border-radius:999px;}
.pcard{scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-soft);transition:all .2s var(--ease);display:flex;flex-direction:column;}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);}
.pcard-img{aspect-ratio:16 / 10;overflow:hidden;background:#EDF3F0;}
.pcard-img img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.pcard:hover .pcard-img img{transform:scale(1.04);}
.pcard-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.pcard-title{font-size:17px;font-weight:700;color:var(--text);line-height:1.5;}
.pcard-text{font-size:14px;color:var(--text-2);line-height:1.75;}
.pcard-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);}

/* ---------- 最新信息 CMS ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-soft);transition:all .2s var(--ease);display:flex;flex-direction:column;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);}
.news-thumb{aspect-ratio:16 / 10;background:#EDF3F0;overflow:hidden;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.news-title{font-size:17px;font-weight:700;line-height:1.55;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card:hover .news-title{color:var(--ink);}
.news-text{font-size:14px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--line);}
.news-meta time{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.empty-state{background:#fff;border:1px dashed var(--line);border-radius:var(--r-md);padding:64px 28px;text-align:center;box-shadow:var(--shadow-soft);}
.empty-figure{width:88px;height:88px;margin:0 auto 20px;border-radius:24px;background:var(--tint);display:grid;place-items:center;color:var(--ink);font-size:30px;font-weight:800;}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:22px;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-soft);overflow:hidden;transition:border-color .2s var(--ease);}
.faq-item.open{border-color:rgba(11,93,78,.35);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--text);transition:color .18s var(--ease);}
.faq-q:hover{color:var(--ink);}
.faq-icon{flex:none;width:26px;height:26px;border-radius:50%;border:1.5px solid var(--ink);color:var(--ink);display:grid;place-items:center;font-size:15px;line-height:1;transition:transform .22s var(--ease),background .22s var(--ease);}
.faq-item.open .faq-icon{background:var(--ink);color:#fff;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease);}
.faq-a-inner{padding:0 24px 24px;font-size:15px;line-height:1.9;color:var(--text-2);border-top:1px dashed var(--line);padding-top:18px;margin:0 24px 22px;padding-left:0;padding-right:0;}
.faq-item.open .faq-a{max-height:420px;}

/* ---------- CTA ---------- */
.cta-card{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--grad);color:#fff;box-shadow:var(--shadow-lift);}
.cta-rings{position:absolute;inset:0;opacity:.13;background-image:radial-gradient(circle at 82% 18%, rgba(255,255,255,.55) 0 2px, transparent 2px),radial-gradient(circle at 82% 18%, transparent 0 78px, rgba(255,255,255,.5) 78px 79px, transparent 79px),radial-gradient(circle at 82% 18%, transparent 0 148px, rgba(255,255,255,.42) 148px 149px, transparent 149px);}
.cta-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:44px;padding:52px;}
.cta-title{font-size:30px;font-weight:800;line-height:1.35;}
.cta-text{font-size:15px;line-height:1.85;color:#E2F4EC;margin-top:14px;max-width:520px;}
.cta-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.cta-tag{font-size:12px;border:1px solid rgba(255,255,255,.45);border-radius:999px;padding:5px 14px;color:#EAF7F2;background:rgba(255,255,255,.1);}
.cta-form{background:rgba(255,255,255,.96);border-radius:var(--r-md);padding:28px;color:var(--text);box-shadow:0 20px 40px rgba(4,26,21,.18);}
.form-title{font-size:18px;font-weight:700;}
.form-sub{font-size:13px;color:var(--text-2);margin-top:6px;}
.field{margin-top:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:7px;}
.field input,.field select{width:100%;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;padding:12px 14px;font-size:15px;transition:all .18s var(--ease);}
.field input:focus,.field select:focus{border-color:var(--ink);box-shadow:0 0 0 4px rgba(11,93,78,.1);outline:none;}
.form-btn{width:100%;margin-top:22px;}
.form-note{font-size:12px;color:var(--text-3);margin-top:14px;line-height:1.7;}
.form-note.is-warn{color:var(--amber);font-weight:600;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#B7D2C9;padding:72px 0 0;margin-top:24px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:12px;}
.foot-brand .logo-mark{box-shadow:none;background:rgba(31,185,138,.2);border:1px solid rgba(31,185,138,.45);}
.foot-brand .logo-name{color:#fff;}
.foot-brand .logo-sub{color:#7FB3A4;}
.foot-desc{font-size:14px;line-height:1.85;color:#9CC7BB;margin-top:18px;max-width:320px;}
.foot-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.04em;}
.foot-list{display:flex;flex-direction:column;gap:12px;}
.foot-link{font-size:14px;color:#9CC7BB;transition:color .18s var(--ease);}
.foot-link:hover{color:var(--mint);}
.foot-item{font-size:14px;color:#9CC7BB;line-height:1.8;}
.foot-domain{font-weight:600;color:#DDF0E8;letter-spacing:.04em;}
.foot-bottom{margin-top:56px;border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:13px;color:#7FB3A4;}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .4s var(--ease),transform .4s var(--ease);}
.reveal.visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
  *{transition-duration:.01ms !important;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;padding:52px 40px;gap:32px;}
  .bento{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-inner{grid-template-columns:1fr;padding:40px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .nav-links{display:none;}
  .nav-right .btn{display:none;}
  .hamburger{display:grid;}
  .topbar-note{display:none;}
  .section{padding:56px 0;}
  .section.tight{padding:44px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px;}
  .section-title{font-size:24px;}
  .hero{padding:24px 0 12px;}
  .hero-inner{padding:38px 24px;}
  .hero-title{font-size:30px;}
  .hero-sub{font-size:15px;}
  .level-card.is-main{padding:26px;}
  .faq-a-inner{margin:0 18px 18px;}
  .faq-q{padding:18px;font-size:15px;}
  .cta-inner{padding:30px 24px;gap:28px;}
  .cta-title{font-size:24px;}
  .news-grid{grid-template-columns:1fr;}
  .preview-scroll{grid-auto-columns:82%;}
}
@media (max-width:520px){
  .hero-title{font-size:26px;}
  .hero-badges{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}
  .hbadge{padding:13px 14px;}
  .hb-num{font-size:26px;}
  .hero-actions .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .logo-sub{display:none;}
  .topbar-inner{font-size:11px;}
}

/* roulang page: article */
:root{
  --c-primary:#0B5D4E;
  --c-primary-light:#1FB98A;
  --c-amber:#F4A63A;
  --c-mist:#7C9A92;
  --c-bg:#F6F8F6;
  --c-card:#FFFFFF;
  --c-deep:#08201B;
  --c-text:#10201C;
  --c-text-2:#55665F;
  --c-text-3:#8A9992;
  --c-line:#E4EAE7;
  --grad:linear-gradient(135deg,#0B5D4E 0%,#149076 55%,#1FB98A 100%);
  --r-sm:12px;
  --r-md:20px;
  --r-lg:28px;
  --sh-1:0 8px 30px rgba(11,58,48,.08);
  --sh-2:0 16px 40px rgba(11,58,48,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.8;color:var(--c-text);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--c-deep);color:#C9E8DF;font-size:12px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;padding-top:5px;padding-bottom:5px;flex-wrap:wrap}
.topbar-note{line-height:1.7;color:#C9E8DF}
.topbar-actions{display:flex;gap:10px;align-items:center}
.topbar-btn{border:1px solid rgba(201,232,223,.32);color:#C9E8DF;padding:4px 13px;border-radius:999px;font-size:12px;transition:all .18s ease-out;white-space:nowrap}
.topbar-btn:hover{border-color:rgba(201,232,223,.8);color:#fff}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--c-line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.logo{display:flex;align-items:center;gap:10px}
.logo-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;
  font-size:18px;font-weight:800;display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(11,93,78,.24);flex:none;
}
.logo-text{display:flex;flex-direction:column;line-height:1.18}
.logo-name{font-size:17px;font-weight:700;color:var(--c-text)}
.logo-sub{font-size:10px;letter-spacing:.16em;color:var(--c-text-3)}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--c-text-2);
  padding:9px 15px;border-radius:999px;transition:all .18s ease-out;white-space:nowrap;
}
.nav-link:hover{color:var(--c-primary);transform:translateY(-1px)}
.nav-link.active{color:var(--c-primary);background:rgba(11,93,78,.08);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:20px;height:2px;border-radius:2px;background:var(--c-primary);
}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-primary);transition:transform .2s ease-out}
.nav-mask{display:none;position:fixed;inset:0;background:rgba(8,32,27,.5);z-index:55}
.nav-mask.open{display:block}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:600;
  border:1.5px solid transparent;transition:all .18s ease-out;white-space:nowrap;
}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(11,93,78,.24)}
.btn-primary:hover{box-shadow:var(--sh-2);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:rgba(11,93,78,.08)}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--c-primary)}
.btn-light:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(4,24,19,.3)}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;overflow:hidden;padding:56px 0 48px;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(8,32,27,.94) 0%,rgba(11,93,78,.88) 52%,rgba(31,185,138,.66) 100%);
}
.article-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(201,232,223,.82);margin-bottom:20px}
.crumb a{color:rgba(201,232,223,.82);transition:color .16s}
.crumb a:hover{color:#fff;text-decoration:underline}
.crumb span{color:rgba(201,232,223,.45)}
.crumb em{font-style:normal;color:#fff;max-width:460px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cat-pill{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  letter-spacing:.04em;padding:5px 13px;border-radius:999px;
  background:rgba(244,166,58,.2);border:1px solid rgba(244,166,58,.55);color:#FFD79A;
}
.article-hero h1{
  margin-top:16px;font-size:40px;line-height:1.3;font-weight:800;color:#fff;
  letter-spacing:-.01em;max-width:920px;
}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:22px}
.meta-chip{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;color:#C9E8DF;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  padding:5px 13px;border-radius:999px;font-variant-numeric:tabular-nums;
}

/* ---------- 正文区 ---------- */
.article-wrap{padding:56px 0 72px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:48px;align-items:start}
.article-panel{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:24px;
  box-shadow:var(--sh-1);padding:44px 48px;max-width:820px;
}
.prose{font-size:16.5px;line-height:1.9;color:#22322D}
.prose > *:first-child{margin-top:0}
.prose p{margin:1.2em 0}
.prose h2{
  font-size:24px;line-height:1.45;font-weight:700;color:var(--c-text);
  margin:2em 0 .8em;padding-left:14px;border-left:4px solid var(--c-primary);
}
.prose h3{font-size:19px;line-height:1.5;font-weight:700;color:var(--c-text);margin:1.7em 0 .6em}
.prose h4{font-size:16.5px;font-weight:700;margin:1.4em 0 .5em}
.prose ul,.prose ol{margin:1.1em 0;padding-left:1.4em}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose li{margin:.45em 0}
.prose blockquote{
  margin:1.4em 0;padding:16px 20px;background:#EAF7F2;border-left:4px solid var(--c-primary);
  border-radius:12px;color:#2C4A42;
}
.prose blockquote p{margin:.4em 0}
.prose img{border-radius:16px;margin:1.5em 0;width:100%}
.prose figure{margin:1.5em 0}
.prose figcaption{font-size:13px;color:var(--c-text-3);text-align:center;margin-top:10px}
.prose a{color:var(--c-primary);border-bottom:1px solid rgba(11,93,78,.35);transition:all .16s}
.prose a:hover{color:var(--c-primary-light);border-color:var(--c-primary-light)}
.prose code{background:#F1F7F4;border-radius:6px;padding:2px 6px;font-size:14px;color:#0B5D4E}
.prose pre{background:#08201B;color:#D8EFE7;border-radius:16px;padding:18px 20px;overflow-x:auto;font-size:14px;line-height:1.7}
.prose table{width:100%;border-collapse:collapse;font-size:14.5px;margin:1.4em 0}
.prose th,.prose td{border:1px solid var(--c-line);padding:10px 14px;text-align:left}
.prose th{background:#F1F7F4;font-weight:600;color:var(--c-text)}
.prose hr{border:0;border-top:1px solid var(--c-line);margin:2em 0}

/* ---------- 目录 ---------- */
.toc-panel{
  position:sticky;top:96px;background:var(--c-card);border:1px solid var(--c-line);
  border-radius:20px;padding:22px 18px;box-shadow:var(--sh-1);
}
.toc-title{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--c-text-3);margin-bottom:12px}
.toc-link{
  display:block;font-size:14px;color:var(--c-text-2);padding:7px 10px;border-radius:10px;
  border-left:2px solid transparent;transition:all .16s ease-out;line-height:1.6;
}
.toc-link:hover{background:#F1F7F4;color:var(--c-primary)}
.toc-link.active{color:var(--c-primary);background:#EAF7F2;border-left-color:var(--c-primary);font-weight:600}
.toc-link.lv3{padding-left:22px;font-size:13.5px}
.toc-empty{font-size:13px;color:var(--c-text-3);line-height:1.7}

/* ---------- 空态 ---------- */
.empty-state{text-align:center;padding:24px 0 8px}
.empty-mark{
  width:64px;height:64px;border-radius:20px;background:#EAF7F2;color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;margin:0 auto 20px;
}
.empty-state h2{font-size:22px;font-weight:700;margin-bottom:10px}
.empty-state p{color:var(--c-text-2);font-size:15px;max-width:520px;margin:0 auto 24px}

/* ---------- 相关阅读 ---------- */
.section{padding:0 0 72px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.section-head h2{font-size:26px;font-weight:700;letter-spacing:-.01em}
.section-head p{font-size:14px;color:var(--c-text-2);margin-top:8px}
.text-link{font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.text-link span{transition:transform .18s ease-out}
.text-link:hover span{transform:translateX(3px)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;background:var(--c-card);border:1px solid var(--c-line);
  border-radius:20px;overflow:hidden;box-shadow:var(--sh-1);transition:all .2s ease-out;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.card-img{aspect-ratio:16/10;overflow:hidden;background:#E7EFEB}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .34s ease-out}
.card:hover .card-img img{transform:scale(1.04)}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-tag{
  align-self:flex-start;font-size:12px;font-weight:600;color:var(--c-primary);
  background:rgba(11,93,78,.08);padding:4px 11px;border-radius:999px;
}
.card-title{font-size:16.5px;font-weight:600;line-height:1.55;color:var(--c-text);transition:color .16s}
.card:hover .card-title{color:var(--c-primary)}
.card-text{font-size:14px;color:var(--c-text-2);line-height:1.72}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--c-text-3);padding-top:8px;
}

/* ---------- CTA 条带 ---------- */
.cta-wrap{padding:0 0 80px}
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);background:var(--grad);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:0 20px 50px rgba(11,93,78,.24);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-80px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16) 0%,rgba(255,255,255,0) 68%);
}
.cta-copy{position:relative;z-index:2;max-width:660px}
.cta-copy h2{font-size:28px;font-weight:800;color:#fff;line-height:1.4}
.cta-copy p{color:rgba(255,255,255,.88);font-size:15px;margin-top:12px}
.cta-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.cta-tag{
  font-size:12.5px;color:#EAFBF5;border:1px solid rgba(255,255,255,.4);
  background:rgba(255,255,255,.12);padding:5px 13px;border-radius:999px;
}
.cta-actions{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-deep);color:#C9E8DF;padding:56px 0 0}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.4fr;gap:36px;padding-bottom:40px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.site-footer .logo-name{color:#fff}
.site-footer .logo-sub{color:rgba(201,232,223,.55)}
.foot-desc{font-size:14px;line-height:1.9;color:rgba(201,232,223,.72);max-width:400px}
.foot-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.foot-list{display:flex;flex-direction:column;gap:11px}
.foot-link{font-size:14px;color:rgba(201,232,223,.72);transition:color .16s ease-out}
.foot-link:hover{color:var(--c-primary-light)}
.foot-item{font-size:14px;color:rgba(201,232,223,.72);line-height:1.8}
.foot-domain{color:#7FE3C4}
.foot-bottom{
  border-top:1px solid rgba(201,232,223,.16);padding:18px 0;display:flex;
  justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(201,232,223,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .toc-panel{display:none}
  .article-panel{max-width:none;padding:32px 26px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .nav-toggle{display:flex}
  .nav-links{
    position:fixed;top:0;right:0;width:280px;height:100%;background:#fff;
    flex-direction:column;align-items:stretch;gap:6px;padding:88px 20px 28px;
    transform:translateX(100%);transition:transform .26s ease-out;z-index:60;
    box-shadow:-20px 0 44px rgba(8,32,27,.2);overflow-y:auto;
  }
  .nav-links.open{transform:translateX(0)}
  .nav-link{padding:12px 14px;border-radius:14px;font-size:15px}
  .nav-link.active::after{display:none}
  .nav-cta .btn{display:none}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .article-hero{padding:40px 0 36px}
  .article-hero h1{font-size:26px}
  .crumb em{max-width:200px}
  .article-wrap{padding:36px 0 48px}
  .section{padding:0 0 52px}
  .section-head h2{font-size:22px}
  .card-grid{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px}
  .cta-copy h2{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:6px}
  .topbar-inner{justify-content:center;text-align:center}
}
@media (max-width:520px){
  .article-panel{padding:24px 18px;border-radius:20px}
  .prose{font-size:16px}
  .prose h2{font-size:20px}
  .prose h3{font-size:17.5px}
  .logo-name{font-size:15px}
  .logo-mark{width:34px;height:34px;border-radius:10px;font-size:16px}
  .topbar-note{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --ink:#0B5D4E;
  --jade:#1FB98A;
  --amber:#F4A63A;
  --mist:#7C9A92;
  --bg:#F6F8F6;
  --card:#FFFFFF;
  --dark:#08201B;
  --text:#10201C;
  --text-2:#55665F;
  --text-3:#8A9992;
  --line:#E4EAE7;
  --soft:#EAF7F2;
  --grad:linear-gradient(135deg,#0B5D4E 0%,#149076 55%,#1FB98A 100%);
  --r-sm:12px;
  --r:20px;
  --r-lg:28px;
  --r-pill:999px;
  --shadow:0 8px 30px rgba(11,58,48,.08);
  --shadow-hover:0 16px 40px rgba(11,58,48,.14);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background-color:var(--bg);
  background-image:radial-gradient(rgba(11,93,78,.05) 1px, transparent 1px);
  background-size:22px 22px;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease-out, opacity .18s ease-out;}
button{font-family:inherit;border:0;background:none;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:.01em;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:6px;}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%;}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--dark);color:#C9E8DF;font-size:12px;letter-spacing:.02em;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;min-height:36px;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0;}
.topbar-domain{font-variant-numeric:tabular-nums;letter-spacing:.06em;color:#9ED8C6;white-space:nowrap;}
.topbar-tip{color:#A9CFC4;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.topbar-right{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.top-link{
  border:1px solid rgba(201,232,223,.35);
  border-radius:var(--r-pill);
  padding:3px 12px;
  color:#C9E8DF;
  transition:border-color .18s ease-out,background-color .18s ease-out,color .18s ease-out;
}
.top-link:hover{border-color:rgba(201,232,223,.8);background:rgba(201,232,223,.08);color:#fff;}
.top-link-solid{background:rgba(31,185,138,.22);border-color:rgba(31,185,138,.6);color:#EAFBF4;}
.top-link-solid:hover{background:rgba(31,185,138,.35);border-color:rgba(31,185,138,.9);}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 14px rgba(11,58,48,.04);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:70px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.logo-mark{
  width:42px;height:42px;flex:0 0 42px;
  display:grid;place-items:center;
  border-radius:14px;
  background:var(--grad);
  color:#fff;font-size:20px;font-weight:800;
  box-shadow:0 6px 18px rgba(11,93,78,.28);
  letter-spacing:.02em;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-name{font-size:18px;font-weight:800;color:var(--text);letter-spacing:.01em;}
.logo-sub{font-size:10px;letter-spacing:.22em;color:var(--text-3);}
.nav-links{display:flex;align-items:center;gap:6px;flex:1 1 auto;justify-content:center;}
.nav-link{
  position:relative;
  font-size:15px;font-weight:500;color:var(--text-2);
  padding:8px 14px;border-radius:var(--r-pill);
  transition:color .18s ease-out,background-color .18s ease-out,transform .18s ease-out;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--ink);border-radius:2px;transform:scaleX(0);transform-origin:center;
  transition:transform .2s ease-out;
}
.nav-link:hover{color:var(--ink);background:rgba(11,93,78,.06);transform:translateY(-1px);}
.nav-link.active{color:var(--ink);background:rgba(11,93,78,.08);font-weight:600;}
.nav-link.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:600;
  padding:13px 26px;
  transition:transform .18s ease-out,box-shadow .18s ease-out,background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(11,93,78,.22);}
.btn-primary:hover{box-shadow:0 16px 34px rgba(11,93,78,.3);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(11,93,78,.2);}
.btn-ghost{border:1.5px solid var(--ink);color:var(--ink);background:transparent;}
.btn-ghost:hover{background:rgba(11,93,78,.08);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-light{background:rgba(255,255,255,.14);border:1.5px solid rgba(255,255,255,.5);color:#fff;}
.btn-light:hover{background:rgba(255,255,255,.24);transform:translateY(-1px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--ink);font-weight:600;font-size:15px;}
.btn-text .arw{transition:transform .18s ease-out;}
.btn-text:hover .arw{transform:translateX(3px);}

/* ---------- 汉堡与抽屉 ---------- */
.hamburger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);align-items:center;justify-content:center;}
.hamburger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative;}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;}
.hamburger span::before{top:-6px;}
.hamburger span::after{top:6px;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,32,27,.5);
  opacity:0;visibility:hidden;transition:opacity .22s ease-out,visibility .22s;z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:280px;max-width:86vw;
  background:#fff;z-index:100;padding:24px 20px;
  transform:translateX(102%);transition:transform .26s ease-out;
  display:flex;flex-direction:column;gap:18px;overflow-y:auto;
  box-shadow:-12px 0 40px rgba(8,32,27,.18);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);color:var(--text-2);font-size:18px;line-height:1;}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{padding:12px 14px;border-radius:14px;font-size:15px;color:var(--text-2);font-weight:500;background:rgba(11,93,78,.03);}
.drawer-nav a:hover{background:rgba(11,93,78,.08);color:var(--ink);}
.drawer-nav a.active{background:rgba(11,93,78,.1);color:var(--ink);font-weight:600;}
.drawer-tip{font-size:12px;color:var(--text-3);border-top:1px solid var(--line);padding-top:14px;line-height:1.7;}

/* ---------- 面包屑 ---------- */
.crumb{font-size:13px;color:var(--text-3);padding:18px 0 0;}
.crumb a:hover{color:var(--ink);}
.crumb .sep{margin:0 8px;color:#C2CFC9;}
.crumb .now{color:var(--text-2);}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  margin:20px 0 0;
  padding:64px 48px 56px;
  color:#fff;
  background-image:linear-gradient(104deg,rgba(8,32,27,.9) 0%,rgba(11,93,78,.78) 46%,rgba(8,32,27,.42) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  box-shadow:0 20px 50px rgba(11,58,48,.18);
  border:1px solid rgba(255,255,255,.12);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 88% 18%, rgba(31,185,138,.26), transparent 46%),
             radial-gradient(circle at 12% 92%, rgba(244,166,58,.16), transparent 52%);
}
.hero-inner{position:relative;z-index:2;max-width:760px;}
.hero-tagline{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;
  border:1px solid rgba(255,255,255,.34);
  border-radius:var(--r-pill);
  padding:6px 14px;color:#DDF3EA;margin-bottom:20px;
}
.hero-tagline i{width:6px;height:6px;border-radius:50%;background:var(--amber);display:inline-block;}
.page-hero h1{font-size:44px;line-height:1.25;letter-spacing:.005em;}
.hero-sub{margin:18px 0 0;font-size:16px;line-height:1.9;color:#D5EAE3;max-width:660px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;}
.fact{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.3);
  border-radius:16px;
  padding:12px 16px;min-width:140px;
  transition:transform .18s ease-out,background-color .18s ease-out;
}
.fact:hover{transform:scale(1.02);background:rgba(255,255,255,.19);}
.fact b{display:block;font-size:26px;font-weight:800;letter-spacing:.02em;font-variant-numeric:tabular-nums;line-height:1.1;}
.fact b em{font-style:normal;font-size:13px;font-weight:600;margin-left:3px;color:#BFE7DA;}
.fact span{display:block;font-size:12px;color:#B9DCD1;margin-top:4px;letter-spacing:.04em;}
.hero-stamp{
  position:absolute;right:38px;bottom:34px;z-index:3;
  width:118px;height:118px;border-radius:50%;
  border:2px dashed rgba(244,166,58,.75);
  display:grid;place-items:center;text-align:center;
  color:#F8DDB0;font-size:12px;line-height:1.5;letter-spacing:.08em;
  transform:rotate(-9deg);
  background:rgba(8,32,27,.22);
}

/* ---------- 板块通用 ---------- */
.section{padding:72px 0;}
.section-tight{padding:52px 0;}
.section-head{max-width:760px;margin-bottom:38px;}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.18em;color:var(--ink);
  background:rgba(11,93,78,.09);border-radius:var(--r-pill);padding:5px 14px;margin-bottom:16px;
}
.section-head h2{font-size:30px;}
.section-head p{margin:14px 0 0;font-size:16px;color:var(--text-2);line-height:1.9;}
.rule{
  height:6px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  margin:0 0 40px;
}

/* ---------- 权益矩阵表 ---------- */
.table-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow);overflow:hidden;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.matrix{border-collapse:separate;border-spacing:0;width:100%;min-width:820px;}
table.matrix th,table.matrix td{
  padding:16px 18px;font-size:14.5px;text-align:left;vertical-align:middle;
  border-bottom:1px solid var(--line);
}
table.matrix thead th{
  background:#0B463A;color:#E4F5EE;font-size:14px;font-weight:600;letter-spacing:.03em;
  position:sticky;top:0;z-index:3;
}
table.matrix thead th:first-child{color:#A8D3C5;font-weight:500;}
table.matrix th.col-standard,table.matrix td.col-standard{background:rgba(31,185,138,.07);}
table.matrix th.col-standard{background:#136E5B;color:#fff;}
table.matrix th.col-top,table.matrix td.col-top{background:var(--soft);}
table.matrix th.col-top{background:#0B5D4E;color:#F6E4C6;box-shadow:inset 0 -2px 0 var(--amber),inset 0 2px 0 var(--amber);}
table.matrix tbody tr:last-child td{border-bottom:0;}
table.matrix tbody tr:hover td{background:rgba(11,93,78,.035);}
table.matrix tbody tr:hover td.col-top{background:#E3F4EC;}
.row-head{
  font-weight:600;color:var(--text);
  position:sticky;left:0;z-index:2;background:#fff;min-width:190px;
  border-right:1px solid var(--line);
}
table.matrix tbody tr:hover .row-head{background:#FBFAF7;}
.group-row td{
  background:#F1F5F3 !important;font-size:12px;letter-spacing:.16em;color:var(--ink);
  font-weight:700;padding:11px 18px !important;
}
.tick{
  display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;
  background:var(--ink);color:#fff;font-size:12px;line-height:1;
}
.dash{display:inline-block;width:18px;height:2px;background:#CBD6D1;border-radius:2px;vertical-align:middle;}
.cell-text{color:var(--text-2);font-size:13.5px;}
.tag-rec{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;
  background:var(--amber);color:#4A2E05;border-radius:var(--r-pill);
  padding:2px 9px;margin-left:8px;vertical-align:middle;
}
.table-foot{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  padding:18px 22px;background:#FAFCFB;border-top:1px solid var(--line);
}
.table-foot p{margin:0;font-size:13px;color:var(--text-3);}

/* ---------- 分级说明卡 ---------- */
.level-stack{display:flex;flex-direction:column;gap:28px;}
.level-card{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:0;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);overflow:hidden;
  transition:box-shadow .22s ease-out,transform .22s ease-out;
}
.level-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.level-card.reverse .level-media{order:2;}
.level-media{position:relative;min-height:260px;background:#E8EFEC;}
.level-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;}
.level-media .badge-rank{
  position:absolute;left:18px;top:18px;
  background:rgba(8,32,27,.78);color:#fff;font-size:12px;letter-spacing:.12em;
  border-radius:var(--r-pill);padding:6px 14px;border:1px solid rgba(255,255,255,.24);
}
.level-body{padding:34px 34px 32px;}
.level-body h3{font-size:22px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.level-dot{width:10px;height:10px;border-radius:50%;flex:0 0 10px;}
.dot-a{background:var(--mist);}
.dot-b{background:var(--jade);}
.dot-c{background:var(--ink);box-shadow:0 0 0 3px rgba(244,166,58,.4);}
.level-for{
  display:inline-block;font-size:12px;color:var(--text-2);
  background:rgba(124,154,146,.14);border-radius:var(--r-pill);padding:4px 12px;margin:12px 0 0;
}
.level-body p{margin:16px 0 0;color:var(--text-2);font-size:15px;}
.point-list{margin-top:18px;display:grid;gap:10px;}
.point-list li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);line-height:1.75;}
.point-list li::before{
  content:"";flex:0 0 7px;width:7px;height:7px;border-radius:50%;
  background:var(--jade);margin-top:9px;
}
.level-meta{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;padding-top:20px;border-top:1px dashed var(--line);
}
.chip{
  font-size:12px;color:var(--ink);background:rgba(11,93,78,.08);
  border-radius:var(--r-pill);padding:5px 12px;letter-spacing:.02em;
}
.chip-amber{color:#7A4A06;background:rgba(244,166,58,.18);}

/* ---------- 说明条 ---------- */
.note-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.note-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:26px 24px;box-shadow:var(--shadow);
  transition:box-shadow .22s ease-out,transform .22s ease-out;
}
.note-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.note-num{
  font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--amber);
  font-variant-numeric:tabular-nums;
}
.note-card h3{font-size:18px;margin:10px 0 10px;}
.note-card p{font-size:14.5px;color:var(--text-2);margin:0;}

/* ---------- 数据条 ---------- */
.stat-band{
  background:var(--grad);border-radius:var(--r-lg);padding:38px 34px;color:#fff;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;
  position:relative;overflow:hidden;
  box-shadow:0 18px 44px rgba(11,93,78,.22);
}
.stat-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 82% 20%, rgba(255,255,255,.16), transparent 45%),
             radial-gradient(circle at 8% 90%, rgba(244,166,58,.2), transparent 50%);
}
.stat-item{position:relative;z-index:2;}
.stat-item b{display:block;font-size:32px;font-weight:800;letter-spacing:.02em;font-variant-numeric:tabular-nums;line-height:1.1;}
.stat-item b em{font-style:normal;font-size:14px;font-weight:600;margin-left:3px;color:#CDEDE1;}
.stat-item span{display:block;font-size:12px;color:#CFE9E0;margin-top:6px;letter-spacing:.05em;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow);overflow:hidden;transition:box-shadow .2s ease-out;
}
.faq-item:hover{box-shadow:var(--shadow-hover);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--text);text-align:left;
}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;background:rgba(11,93,78,.09);color:var(--ink);
  font-size:16px;line-height:1;transition:transform .24s ease-out,background-color .24s ease-out;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--ink);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out;}
.faq-a-inner{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--text-2);}
.faq-item.open .faq-a{max-height:340px;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--grad);border-radius:var(--r-lg);padding:44px 44px;
  color:#fff;display:flex;align-items:center;justify-content:space-between;gap:34px;
  position:relative;overflow:hidden;box-shadow:0 20px 48px rgba(11,93,78,.24);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-radial-gradient(circle at 88% 50%, rgba(255,255,255,.09) 0 2px, transparent 2px 16px);
  opacity:.9;
}
.cta-copy{position:relative;z-index:2;max-width:620px;}
.cta-copy h2{font-size:28px;color:#fff;}
.cta-copy p{margin:12px 0 0;color:#D8EDE6;font-size:15.5px;}
.cta-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.cta-tag{
  font-size:12px;letter-spacing:.05em;color:#EAF9F3;
  border:1px solid rgba(255,255,255,.4);border-radius:var(--r-pill);padding:5px 13px;
  background:rgba(255,255,255,.08);
}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px;min-width:210px;}
.cta-actions .btn-light{justify-content:center;}
.cta-note{font-size:12px;color:#C9E5DB;text-align:center;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#B8D3CB;margin-top:72px;padding:60px 0 24px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.foot-brand .logo-mark{background:var(--grad);}
.foot-brand .logo-name{color:#fff;}
.foot-brand .logo-sub{color:#7FA79B;}
.foot-desc{font-size:14px;line-height:1.9;color:#9CBCB3;margin:0;}
.foot-title{font-size:15px;color:#fff;margin:0 0 16px;font-weight:600;letter-spacing:.04em;}
.foot-list{display:flex;flex-direction:column;gap:10px;}
.foot-link,.foot-item{font-size:14px;color:#A6C4BB;}
.foot-link:hover{color:var(--jade);}
.foot-domain{color:#D9EDE6;font-variant-numeric:tabular-nums;letter-spacing:.04em;}
.foot-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#83A79C;
}

/* ---------- 进场动效 ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .4s ease-out,transform .4s ease-out;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  *{animation:none !important;transition-duration:.01ms !important;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .hamburger{display:flex;}
  .header-actions .btn{display:none;}
  .level-card{grid-template-columns:1fr;}
  .level-card.reverse .level-media{order:0;}
  .level-media{min-height:220px;}
  .note-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-band{grid-template-columns:repeat(2,minmax(0,1fr));}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .page-hero{padding:52px 34px 46px;}
  .page-hero h1{font-size:36px;}
  .hero-stamp{display:none;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .section-tight{padding:42px 0;}
  .section-head h2{font-size:26px;}
  .page-hero{padding:42px 24px 38px;border-radius:22px;}
  .page-hero h1{font-size:30px;}
  .hero-sub{font-size:15px;}
  .hero-actions{width:100%;}
  .hero-actions .btn{flex:1 1 auto;justify-content:center;}
  .level-body{padding:26px 22px 28px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px;}
  .cta-actions{width:100%;min-width:0;}
  .cta-actions .btn{width:100%;}
  .note-grid{grid-template-columns:1fr;}
  .table-foot{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .topbar-tip{display:none;}
  .logo-name{font-size:16px;}
  .page-hero h1{font-size:26px;}
  .stat-band{grid-template-columns:1fr 1fr;padding:28px 20px;gap:18px;}
  .stat-item b{font-size:26px;}
  .foot-grid{grid-template-columns:1fr;}
  .faq-q{padding:16px 18px;font-size:15px;}
  .faq-a-inner{padding:0 18px 18px;}
  .table-scroll{overflow-x:auto;}
}

/* roulang page: category2 */
:root{
  --brand:#0B5D4E;
  --brand-bright:#1FB98A;
  --amber:#F4A63A;
  --mist:#7C9A92;
  --bg:#F6F8F6;
  --card:#FFFFFF;
  --dark:#08201B;
  --ink:#10201C;
  --ink2:#55665F;
  --ink3:#8A9992;
  --line:#E4EAE7;
  --soft:#EAF7F2;
  --grad:linear-gradient(135deg,#0B5D4E 0%,#149076 55%,#1FB98A 100%);
  --r-sm:12px;
  --r-md:20px;
  --r-lg:28px;
  --r-pill:999px;
  --sh-1:0 8px 30px rgba(11,58,48,.08);
  --sh-2:0 16px 40px rgba(11,58,48,.14);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--brand-bright);
  outline-offset:2px;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;letter-spacing:.02em;}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--dark);color:#C9E8DF;font-size:12px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;flex-wrap:wrap;}
.topbar-left{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.topbar-domain{color:#EAF7F2;letter-spacing:.04em;}
.topbar-hint{color:rgba(201,232,223,.72);}
.topbar-right{display:flex;align-items:center;gap:8px;}
.mini-link{
  border:1px solid rgba(201,232,223,.32);
  border-radius:var(--r-pill);
  padding:2px 12px;
  font-size:12px;
  color:#DDEFE9;
  transition:border-color .16s ease-out,background .16s ease-out,color .16s ease-out;
}
.mini-link:hover{border-color:rgba(201,232,223,.7);background:rgba(31,185,138,.14);color:#fff;}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(140%) blur(6px);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:70px;}
.logo{display:flex;align-items:center;gap:12px;}
.logo-mark{
  width:42px;height:42px;flex:0 0 42px;
  border-radius:14px;
  background:var(--grad);
  color:#fff;
  display:grid;place-items:center;
  font-size:18px;font-weight:800;
  box-shadow:0 8px 20px rgba(11,93,78,.24);
}
.logo-name{display:block;font-size:16px;font-weight:700;line-height:1.3;color:var(--ink);}
.logo-sub{display:block;font-size:10px;line-height:1.4;letter-spacing:.2em;color:var(--ink3);}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;
  padding:9px 15px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:500;
  color:var(--ink2);
  transition:color .16s ease-out,background .16s ease-out,transform .16s ease-out;
}
.nav-link:hover{color:var(--brand);background:rgba(11,93,78,.06);transform:translateY(-1px);}
.nav-link.active{
  color:var(--brand);
  background:rgba(11,93,78,.08);
  box-shadow:inset 0 -2px 0 var(--brand);
}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-burger{
  display:none;
  width:44px;height:44px;
  border-radius:14px;
  border:1px solid var(--line);
  background:#fff;
  align-items:center;justify-content:center;
  flex-direction:column;gap:5px;
  transition:box-shadow .16s ease-out,border-color .16s ease-out;
}
.nav-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand);}
.nav-burger:hover{border-color:var(--brand);box-shadow:var(--sh-1);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);
  padding:12px 24px;
  font-size:15px;font-weight:600;
  line-height:1.2;
  cursor:pointer;
  border:0;
  transition:transform .18s ease-out,box-shadow .18s ease-out,background .18s ease-out,color .18s ease-out,border-color .18s ease-out;
}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(11,93,78,.24);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 16px 34px rgba(11,93,78,.3);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 18px rgba(11,93,78,.24);}
.btn-ghost{background:transparent;color:var(--brand);border:1.5px solid var(--brand);}
.btn-ghost:hover{background:rgba(11,93,78,.08);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-light{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.55);}
.btn-light:hover{background:rgba(255,255,255,.2);border-color:#fff;transform:translateY(-1px);}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:14px;font-weight:600;
  border-bottom:1px solid rgba(11,93,78,.3);
  padding-bottom:2px;
  transition:color .16s ease-out,border-color .16s ease-out;
}
.text-link .arrow{transition:transform .16s ease-out;}
.text-link:hover{border-color:var(--brand);}
.text-link:hover .arrow{transform:translateX(3px);}

/* ============ 页头横幅 ============ */
.page-hero{
  position:relative;
  margin-top:28px;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:var(--dark);
  min-height:400px;
  display:flex;align-items:center;
  box-shadow:var(--sh-2);
}
.page-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.62;}
.page-hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(8,32,27,.9) 0%,rgba(8,32,27,.68) 46%,rgba(31,185,138,.34) 100%);
}
.page-hero-inner{position:relative;z-index:2;padding:56px 24px 48px;max-width:820px;}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(233,246,241,.78);margin-bottom:20px;flex-wrap:wrap;}
.crumbs a{color:rgba(233,246,241,.78);transition:color .16s ease-out;}
.crumbs a:hover{color:#fff;}
.crumbs .sep{opacity:.55;}
.crumbs .current{color:#fff;}
.pill-glass{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(255,255,255,.32);
  background:rgba(255,255,255,.12);
  color:#EAF7F2;
  border-radius:var(--r-pill);
  padding:6px 16px;
  font-size:12px;
  letter-spacing:.06em;
  margin-bottom:18px;
}
.page-hero h1{
  font-size:44px;line-height:1.25;font-weight:800;color:#fff;letter-spacing:.01em;
}
.page-hero h1 em{font-style:normal;color:#9FE7CD;}
.hero-lead{color:rgba(233,246,241,.86);font-size:17px;line-height:1.9;margin-top:18px;max-width:720px;}
.stat-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}
.stat{
  display:flex;align-items:baseline;gap:6px;
  padding:10px 18px;
  border-radius:16px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.3);
  color:#fff;
  transition:transform .16s ease-out,background .16s ease-out;
}
.stat:hover{transform:scale(1.02);background:rgba(255,255,255,.18);}
.stat-num{font-size:26px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.stat-unit{font-size:13px;color:#BEE9D8;}
.stat-label{font-size:12px;color:rgba(233,246,241,.8);margin-left:4px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}

/* ============ 通用板块 ============ */
.section{padding:76px 0 0;}
.section-tight{padding:56px 0 0;}
.sec-head{max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.16em;color:var(--brand);
  text-transform:none;margin-bottom:12px;font-weight:700;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--amber);border-radius:2px;}
.sec-title{font-size:30px;line-height:1.35;font-weight:800;color:var(--ink);}
.sec-desc{color:var(--ink2);font-size:16px;margin-top:14px;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* ============ 等级适配速查 ============ */
.tier-list{
  margin-top:32px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.tier-row{
  display:grid;
  grid-template-columns:220px 1fr 220px;
  gap:24px;
  align-items:center;
  padding:22px 26px;
  border-bottom:1px solid var(--line);
  transition:background .18s ease-out;
}
.tier-row:last-child{border-bottom:0;}
.tier-row:hover{background:#FAFCFB;}
.tier-name{display:flex;align-items:center;gap:12px;font-size:17px;font-weight:700;}
.tier-bar{width:6px;height:34px;border-radius:6px;background:var(--mist);}
.tier-row.t-standard .tier-bar{background:var(--brand-bright);}
.tier-row.t-premium .tier-bar{background:var(--brand);box-shadow:0 0 0 2px rgba(244,166,58,.55);}
.tier-fit{font-size:15px;color:var(--ink2);line-height:1.8;}
.tier-tag{
  justify-self:end;
  font-size:12px;
  color:var(--brand);
  background:rgba(11,93,78,.08);
  border-radius:var(--r-pill);
  padding:6px 14px;
  white-space:nowrap;
}
.tier-note{font-size:13px;color:var(--ink3);margin-top:14px;}

/* ============ 准备清单（图文双栏） ============ */
.split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:36px;
  align-items:center;
  margin-top:32px;
}
.card-panel{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  padding:28px;
}
.check-list{display:flex;flex-direction:column;gap:14px;}
.check-item{display:flex;gap:14px;align-items:flex-start;font-size:15px;color:var(--ink2);line-height:1.8;}
.check-mark{
  flex:0 0 24px;width:24px;height:24px;border-radius:50%;
  background:var(--soft);color:var(--brand);
  display:grid;place-items:center;font-size:13px;font-weight:800;margin-top:3px;
}
.check-item strong{color:var(--ink);font-weight:700;}
.media-frame{
  position:relative;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  background:#DDE7E2;
  aspect-ratio:16/10;
}
.media-frame img{width:100%;height:100%;object-fit:cover;}
.media-cap{
  position:absolute;left:16px;bottom:16px;
  background:rgba(8,32,27,.78);
  color:#EAF7F2;font-size:12px;
  border-radius:var(--r-pill);
  padding:6px 14px;
}

/* ============ 四步流程时间线 ============ */
.timeline{margin-top:36px;}
.tl-item{position:relative;display:flex;gap:28px;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::after{
  content:"";position:absolute;left:27px;top:64px;bottom:-4px;width:2px;
  background:repeating-linear-gradient(180deg,var(--line) 0 8px,transparent 8px 16px);
}
.tl-item:last-child::after{display:none;}
.tl-dot{
  flex:0 0 56px;width:56px;height:56px;
  border-radius:16px;
  background:var(--grad);
  color:#fff;
  display:grid;place-items:center;
  font-size:17px;font-weight:800;letter-spacing:.06em;
  font-variant-numeric:tabular-nums;
  box-shadow:0 10px 24px rgba(11,93,78,.22);
}
.tl-item.is-last .tl-dot{
  background:#0E463A;
  box-shadow:0 0 0 2px var(--amber),0 10px 24px rgba(11,93,78,.22);
}
.tl-card{
  flex:1;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px 26px 22px;
  box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(11,93,78,.28);}
.tl-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.tl-title{font-size:20px;font-weight:700;color:var(--ink);}
.tl-badge{
  font-size:12px;color:var(--brand);background:rgba(11,93,78,.08);
  border-radius:var(--r-pill);padding:5px 12px;white-space:nowrap;
}
.tl-desc{font-size:15px;color:var(--ink2);margin-top:12px;line-height:1.85;}
.tl-points{display:flex;flex-direction:column;gap:9px;margin-top:14px;}
.tl-points li{display:flex;gap:10px;font-size:14px;color:var(--ink2);line-height:1.8;}
.tl-points li::before{content:"—";color:var(--amber);font-weight:800;}
.tip{
  margin-top:16px;
  border-left:3px solid var(--amber);
  background:#FDF6EA;
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  padding:10px 16px;
  font-size:13px;
  color:#7A5720;
  line-height:1.8;
}

/* ============ 开通后三件事 ============ */
.after-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:36px;
  align-items:start;
  margin-top:32px;
}
.mini-list{display:flex;flex-direction:column;gap:16px;}
.mini-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:18px 20px;
  box-shadow:var(--sh-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.mini-card h3{font-size:16px;font-weight:700;margin-bottom:6px;}
.mini-card p{font-size:14px;color:var(--ink2);line-height:1.8;}
.mini-idx{
  display:inline-grid;place-items:center;
  width:26px;height:26px;border-radius:9px;
  background:rgba(244,166,58,.16);color:#A1671A;
  font-size:12px;font-weight:800;margin-right:8px;
  font-variant-numeric:tabular-nums;
}

/* ============ FAQ ============ */
.faq-wrap{margin-top:32px;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.faq-item.open{border-color:rgba(11,93,78,.35);box-shadow:var(--sh-2);}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;
  font-size:16px;font-weight:700;color:var(--ink);
  text-align:left;
  transition:color .16s ease-out,background .16s ease-out;
}
.faq-q:hover{color:var(--brand);background:#FAFCFB;}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  border:1.5px solid rgba(11,93,78,.35);
  color:var(--brand);
  display:grid;place-items:center;
  font-size:15px;font-weight:800;line-height:1;
  transition:transform .22s ease-out,background .22s ease-out,color .22s ease-out,border-color .22s ease-out;
}
.faq-item.open .faq-icon{background:var(--brand);color:#fff;border-color:var(--brand);transform:rotate(135deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease-out;}
.faq-item.open .faq-a{max-height:340px;}
.faq-a-inner{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--ink2);}
.faq-a-inner a{color:var(--brand);border-bottom:1px solid rgba(11,93,78,.35);}
.faq-a-inner a:hover{border-color:var(--brand);}

/* ============ CTA 条带 ============ */
.cta-band{
  position:relative;
  margin-top:80px;
  border-radius:var(--r-lg);
  background:var(--grad);
  overflow:hidden;
  box-shadow:var(--sh-2);
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 88% 20%,rgba(255,255,255,.22) 0%,transparent 42%),
             radial-gradient(circle at 12% 90%,rgba(255,255,255,.14) 0%,transparent 38%);
  pointer-events:none;
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:44px 46px;
  flex-wrap:wrap;
}
.cta-copy{max-width:620px;}
.cta-copy h2{font-size:28px;font-weight:800;color:#fff;line-height:1.4;}
.cta-copy p{color:rgba(240,252,247,.9);font-size:15px;margin-top:10px;}
.cta-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.cta-tag{
  font-size:12px;color:#EAF7F2;
  border:1px solid rgba(255,255,255,.42);
  border-radius:var(--r-pill);
  padding:5px 14px;
}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#C9E8DF;margin-top:88px;padding-top:60px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.25fr;gap:36px;}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.foot-brand .logo-mark{border-radius:14px;}
.foot-brand .logo-name{color:#fff;}
.foot-brand .logo-sub{color:rgba(201,232,223,.55);}
.foot-desc{font-size:14px;line-height:1.9;color:rgba(201,232,223,.72);max-width:340px;}
.foot-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:.04em;margin-bottom:16px;}
.foot-list{display:flex;flex-direction:column;gap:10px;}
.foot-link{font-size:14px;color:rgba(201,232,223,.72);transition:color .16s ease-out,transform .16s ease-out;}
.foot-link:hover{color:var(--brand-bright);transform:translateX(2px);}
.foot-item{font-size:14px;color:rgba(201,232,223,.62);line-height:1.8;}
.foot-domain{color:#EAF7F2;}
.foot-bottom{
  margin-top:44px;
  border-top:1px solid rgba(201,232,223,.14);
  padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(201,232,223,.6);
}

/* ============ 移动端抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,32,27,.5);
  opacity:0;visibility:hidden;transition:opacity .24s ease-out,visibility .24s ease-out;z-index:80;
}
.drawer-mask.show{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:280px;max-width:86vw;
  background:#fff;z-index:90;
  transform:translateX(100%);
  transition:transform .26s ease-out;
  display:flex;flex-direction:column;
  padding:20px;
  box-shadow:-16px 0 40px rgba(8,32,27,.18);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line);}
.drawer-close{
  width:38px;height:38px;border-radius:12px;border:1px solid var(--line);
  display:grid;place-items:center;font-size:18px;color:var(--ink2);
  transition:border-color .16s ease-out,color .16s ease-out;
}
.drawer-close:hover{border-color:var(--brand);color:var(--brand);}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-top:18px;}
.drawer-nav a{
  padding:12px 14px;border-radius:12px;font-size:15px;font-weight:500;color:var(--ink2);
  transition:background .16s ease-out,color .16s ease-out;
}
.drawer-nav a:hover{background:rgba(11,93,78,.08);color:var(--brand);}
.drawer-nav a.active{background:rgba(11,93,78,.08);color:var(--brand);font-weight:700;}
.drawer-cta{margin-top:22px;}
.drawer-note{margin-top:18px;font-size:12px;line-height:1.8;color:var(--ink3);}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .4s ease-out,transform .4s ease-out;}
.reveal.in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-burger{display:flex;}
  .page-hero h1{font-size:34px;}
  .split,.after-grid{grid-template-columns:1fr;gap:28px;}
  .tier-row{grid-template-columns:180px 1fr;row-gap:10px;}
  .tier-tag{grid-column:2;justify-self:start;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .topbar-inner{justify-content:flex-start;padding-top:6px;padding-bottom:6px;}
  .topbar-hint{display:none;}
  .header-actions .btn{display:none;}
  .page-hero{min-height:0;margin-top:18px;}
  .page-hero-inner{padding:38px 20px 34px;}
  .page-hero h1{font-size:28px;line-height:1.3;}
  .hero-lead{font-size:15px;}
  .stat{padding:8px 14px;}
  .stat-num{font-size:22px;}
  .section{padding:52px 0 0;}
  .section-tight{padding:42px 0 0;}
  .sec-title{font-size:24px;}
  .tier-row{grid-template-columns:1fr;padding:20px;}
  .tier-tag{grid-column:1;justify-self:start;}
  .card-panel{padding:22px;}
  .tl-item{gap:16px;}
  .tl-item::after{display:none;}
  .tl-dot{flex:0 0 46px;width:46px;height:46px;border-radius:14px;font-size:15px;}
  .tl-card{padding:20px;}
  .cta-inner{padding:32px 24px;}
  .cta-copy h2{font-size:22px;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .faq-q{padding:18px;font-size:15px;}
  .faq-a-inner{padding:0 18px 18px;}
}
@media (max-width:520px){
  .page-hero h1{font-size:25px;}
  .stat-row{gap:8px;}
  .hero-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* roulang page: category3 */
:root{
    --brand:#0B5D4E;
    --brand-mid:#149076;
    --brand-light:#1FB98A;
    --amber:#F4A63A;
    --mist:#7C9A92;
    --page-bg:#F6F8F6;
    --card:#FFFFFF;
    --dark:#08201B;
    --ink:#10201C;
    --ink-2:#55665F;
    --ink-3:#8A9992;
    --line:#E4EAE7;
    --deep-green:#0B5D4E;
    --r-s:12px;
    --r-m:20px;
    --r-l:28px;
    --shadow-rest:0 8px 30px rgba(11,58,48,.08);
    --shadow-rise:0 16px 40px rgba(11,58,48,.14);
    --grad:linear-gradient(135deg,#0B5D4E 0%,#149076 55%,#1FB98A 100%);
    --ease:cubic-bezier(.22,.61,.36,1);
  }

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

  html{scroll-behavior:smooth;scroll-padding-top:120px;}

  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
    font-size:16px;
    line-height:1.8;
    color:var(--ink);
    background:var(--page-bg);
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }

  img{max-width:100%;display:block;height:auto;}
  a{color:inherit;text-decoration:none;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
  input,select{font:inherit;color:inherit;}

  :focus-visible{outline:2px solid var(--brand-light);outline-offset:2px;border-radius:6px;}

  .container{max-width:1200px;margin:0 auto;padding:0 24px;}
  .tabular{font-variant-numeric:tabular-nums;letter-spacing:.02em;}

  /* ============ 顶部信息条 ============ */
  .topbar{background:var(--dark);color:#C9E8DF;font-size:12px;line-height:36px;}
  .topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px;}
  .topbar-left{display:flex;align-items:center;gap:10px;min-width:0;}
  .topbar-domain{font-variant-numeric:tabular-nums;letter-spacing:.02em;color:#7FD9C0;}
  .topbar-note{color:#9DC4B9;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .topbar-right{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .topbar-link{
    border:1px solid rgba(201,232,223,.35);
    border-radius:999px;
    padding:3px 12px;
    color:#DCEEE8;
    transition:border-color .18s var(--ease),color .18s var(--ease),background-color .18s var(--ease);
  }
  .topbar-link:hover{border-color:rgba(201,232,223,.8);color:#fff;background:rgba(31,185,138,.14);}

  /* ============ 主导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:0 2px 12px rgba(11,58,48,.04);
  }
  .header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;}
  .brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
  .logo-mark{
    width:42px;height:42px;flex:0 0 42px;
    display:flex;align-items:center;justify-content:center;
    border-radius:14px;
    background:var(--grad);
    color:#fff;font-size:19px;font-weight:700;
    box-shadow:0 6px 18px rgba(11,93,78,.24);
  }
  .logo-text{display:flex;flex-direction:column;line-height:1.15;}
  .logo-name{font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--ink);}
  .logo-sub{font-size:10px;letter-spacing:.16em;color:var(--ink-3);}

  .nav-links{display:flex;align-items:center;gap:4px;}
  .nav-link{
    position:relative;
    display:block;
    padding:9px 14px;
    border-radius:999px;
    font-size:15px;
    font-weight:500;
    color:var(--ink-2);
    transition:color .18s var(--ease),background-color .18s var(--ease),transform .18s var(--ease);
  }
  .nav-link:hover{color:var(--brand);transform:translateY(-1px);background:rgba(11,93,78,.05);}
  .nav-link.active{color:var(--brand);background:rgba(11,93,78,.08);}
  .nav-link.active::after{
    content:"";position:absolute;left:50%;bottom:3px;transform:translateX(-50%);
    width:22px;height:2px;border-radius:2px;background:var(--brand);
  }

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

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:999px;
    padding:12px 24px;
    font-size:15px;font-weight:600;
    transition:transform .18s var(--ease),box-shadow .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
    white-space:nowrap;
  }
  .btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(11,93,78,.22);}
  .btn-primary:hover{transform:translateY(-1px);box-shadow:0 14px 30px rgba(11,93,78,.3);}
  .btn-primary:active{transform:translateY(1px);}
  .btn-outline{border:1.5px solid var(--brand);color:var(--brand);background:transparent;}
  .btn-outline:hover{background:rgba(11,93,78,.08);transform:translateY(-1px);}
  .btn-outline:active{transform:translateY(1px);}
  .btn-sm{padding:9px 18px;font-size:14px;}
  .btn-block{width:100%;}
  .btn-text{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:6px;padding:6px 0;}
  .btn-text .arrow{transition:transform .18s var(--ease);}
  .btn-text:hover .arrow{transform:translateX(3px);}

  .nav-toggle{
    display:none;
    width:44px;height:44px;border-radius:12px;
    border:1px solid var(--line);
    align-items:center;justify-content:center;
    background:#fff;
  }
  .nav-toggle span{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;position:relative;}
  .nav-toggle span::before,.nav-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand);border-radius:2px;
    transition:transform .2s var(--ease);
  }
  .nav-toggle span::before{top:-6px;}
  .nav-toggle span::after{top:6px;}

  /* ============ 页面头图 ============ */
  .page-hero{
    position:relative;
    margin-top:24px;
    border-radius:var(--r-l);
    overflow:hidden;
    background-color:#0F3A31;
    background-image:linear-gradient(115deg,rgba(8,32,27,.88) 0%,rgba(11,93,78,.72) 46%,rgba(31,185,138,.42) 100%),url('/assets/images/backpic/back-2.png');
    background-size:cover;
    background-position:center;
    box-shadow:var(--shadow-rest);
  }
  .page-hero-inner{position:relative;padding:56px 48px 52px;max-width:820px;}
  .crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(220,242,235,.82);margin-bottom:18px;flex-wrap:wrap;}
  .crumb a{color:rgba(220,242,235,.9);}
  .crumb a:hover{color:#fff;text-decoration:underline;}
  .crumb-sep{color:rgba(220,242,235,.5);}
  .hero-tag{
    display:inline-flex;align-items:center;gap:8px;
    padding:5px 14px;border-radius:999px;
    background:rgba(255,255,255,.14);
    border:1px solid rgba(255,255,255,.3);
    color:#E9FBF5;font-size:12px;letter-spacing:.06em;
    margin-bottom:20px;
  }
  .page-hero h1{
    font-size:42px;line-height:1.3;font-weight:700;color:#fff;letter-spacing:.01em;
  }
  .page-hero p.lead{
    margin-top:18px;font-size:16px;line-height:1.9;color:rgba(233,251,245,.9);max-width:660px;
  }
  .hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
  .hero-chip{
    padding:7px 15px;border-radius:999px;font-size:13px;
    background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);color:#DCF2EB;
    transition:background-color .18s var(--ease),transform .18s var(--ease);
  }
  .hero-chip:hover{background:rgba(255,255,255,.22);transform:translateY(-1px);}

  /* ============ 通用板块 ============ */
  .section{padding:72px 0;}
  .section-tight{padding:52px 0;}
  .section-head{max-width:720px;margin-bottom:36px;}
  .eyebrow{
    display:inline-block;font-size:12px;font-weight:600;letter-spacing:.14em;
    color:var(--brand-mid);background:rgba(31,185,138,.1);
    padding:5px 12px;border-radius:999px;margin-bottom:14px;
  }
  .section-head h2{font-size:30px;line-height:1.4;font-weight:700;color:var(--ink);}
  .section-head p{margin-top:12px;font-size:15px;color:var(--ink-2);}

  /* ============ 帮助中心布局 ============ */
  .help-layout{display:grid;grid-template-columns:264px 1fr;gap:32px;align-items:start;}

  .anchor-nav{
    position:sticky;top:104px;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-m);
    padding:22px 20px;
    box-shadow:var(--shadow-rest);
  }
  .anchor-nav h3{font-size:14px;font-weight:700;color:var(--ink);letter-spacing:.06em;margin-bottom:14px;}
  .anchor-list{display:flex;flex-direction:column;gap:4px;}
  .anchor-list a{
    display:flex;align-items:center;justify-content:space-between;gap:10px;
    padding:10px 12px;border-radius:var(--r-s);
    font-size:14px;color:var(--ink-2);
    transition:background-color .18s var(--ease),color .18s var(--ease);
  }
  .anchor-list a:hover{background:rgba(11,93,78,.06);color:var(--brand);}
  .anchor-list a.current{background:rgba(11,93,78,.1);color:var(--brand);font-weight:600;}
  .anchor-count{font-size:12px;color:var(--ink-3);font-variant-numeric:tabular-nums;}
  .anchor-side-note{
    margin-top:20px;padding-top:18px;border-top:1px dashed var(--line);
    font-size:13px;line-height:1.75;color:var(--ink-2);
  }
  .anchor-side-note a{color:var(--brand);font-weight:600;}
  .anchor-side-note a:hover{text-decoration:underline;}

  .mobile-anchor{display:none;margin-bottom:24px;}
  .mobile-anchor select{
    width:100%;padding:12px 14px;border-radius:var(--r-s);
    border:1px solid var(--line);background:#fff;color:var(--ink);font-size:15px;
  }

  .faq-group{margin-bottom:36px;}
  .faq-group:last-of-type{margin-bottom:0;}
  .faq-group-head{display:flex;align-items:baseline;gap:12px;margin-bottom:16px;}
  .faq-group-index{
    font-size:13px;font-weight:700;color:var(--brand-light);
    font-variant-numeric:tabular-nums;letter-spacing:.08em;
  }
  .faq-group-head h3{font-size:22px;font-weight:700;color:var(--ink);}
  .faq-group-head span.desc{font-size:14px;color:var(--ink-3);}

  .faq-item{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-m);
    margin-bottom:12px;
    box-shadow:0 4px 16px rgba(11,58,48,.05);
    overflow:hidden;
    transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
  }
  .faq-item:hover{box-shadow:var(--shadow-rest);border-color:#D3E0DA;}
  .faq-item.open{border-color:rgba(31,185,138,.5);box-shadow:var(--shadow-rest);}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:20px 24px;text-align:left;
    font-size:16px;font-weight:600;color:var(--ink);
    transition:color .18s var(--ease);
  }
  .faq-q:hover{color:var(--brand);}
  .faq-icon{
    position:relative;flex:0 0 26px;width:26px;height:26px;border-radius:50%;
    background:rgba(11,93,78,.08);
    transition:background-color .2s var(--ease),transform .25s var(--ease);
  }
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;
    transform:translate(-50%,-50%);
  }
  .faq-icon::before{width:11px;height:2px;}
  .faq-icon::after{width:2px;height:11px;transition:transform .25s var(--ease),opacity .25s var(--ease);}
  .faq-item.open .faq-icon{background:rgba(31,185,138,.18);transform:rotate(180deg);}
  .faq-item.open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
  .faq-a-inner{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--ink-2);}
  .faq-a-inner p+p{margin-top:10px;}
  .faq-a-inner strong{color:var(--ink);font-weight:600;}
  .faq-a-inner a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
  .faq-a-inner a:hover{color:var(--brand-mid);}

  /* ============ 图文指引块 ============ */
  .guide-block{
    display:grid;grid-template-columns:1.05fr .95fr;gap:0;
    background:var(--card);border:1px solid var(--line);
    border-radius:var(--r-l);overflow:hidden;box-shadow:var(--shadow-rest);
  }
  .guide-media{position:relative;background:#E7F1EC;min-height:300px;}
  .guide-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;}
  .guide-body{padding:44px 40px;}
  .guide-body h2{font-size:26px;line-height:1.4;font-weight:700;}
  .guide-body p{margin-top:14px;font-size:15px;color:var(--ink-2);}
  .guide-list{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
  .guide-list li{display:flex;gap:12px;font-size:15px;color:var(--ink-2);}
  .guide-dot{
    flex:0 0 22px;width:22px;height:22px;border-radius:50%;margin-top:4px;
    background:rgba(31,185,138,.14);color:var(--brand);font-size:12px;font-weight:700;
    display:flex;align-items:center;justify-content:center;
  }

  /* ============ 联系卡 ============ */
  .contact-card{
    margin-top:8px;
    display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;
    background:#EAF7F2;border:1px solid rgba(11,93,78,.18);
    border-radius:var(--r-l);padding:30px 34px;
  }
  .contact-card h3{font-size:20px;font-weight:700;color:var(--brand);}
  .contact-card p{margin-top:8px;font-size:14px;color:var(--ink-2);}
  .contact-meta{display:flex;flex-wrap:wrap;gap:14px;margin-top:14px;font-size:13px;color:var(--ink-2);}
  .contact-meta span{display:inline-flex;align-items:center;gap:6px;}
  .contact-meta .dot{width:6px;height:6px;border-radius:50%;background:var(--brand-light);}
  .contact-domain{font-variant-numeric:tabular-nums;color:var(--brand);font-weight:600;}

  /* ============ CTA 条带 ============ */
  .cta-band{
    position:relative;overflow:hidden;
    border-radius:var(--r-l);
    background:var(--grad);
    padding:48px 44px;
    color:#fff;
    box-shadow:0 20px 46px rgba(11,93,78,.24);
    display:flex;align-items:center;justify-content:space-between;gap:32px;
  }
  .cta-band::after{
    content:"";position:absolute;right:-90px;top:-90px;width:340px;height:340px;border-radius:50%;
    background:radial-gradient(circle,rgba(255,255,255,.16) 0%,rgba(255,255,255,0) 68%);
    pointer-events:none;
  }
  .cta-copy{position:relative;max-width:640px;}
  .cta-copy h2{font-size:28px;line-height:1.4;font-weight:700;color:#fff;}
  .cta-copy p{margin-top:12px;font-size:15px;color:rgba(233,251,245,.92);}
  .cta-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
  .cta-tag{
    padding:5px 13px;border-radius:999px;font-size:12px;
    background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.32);color:#EAFBF6;
  }
  .cta-action{position:relative;flex-shrink:0;}
  .btn-light{background:#fff;color:var(--brand);box-shadow:0 10px 26px rgba(8,32,27,.2);}
  .btn-light:hover{transform:translateY(-1px);box-shadow:0 16px 34px rgba(8,32,27,.26);}

  /* ============ 数据徽章 ============ */
  .stat-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
  .stat-badge{
    display:flex;align-items:baseline;gap:6px;
    padding:12px 20px;border-radius:16px;
    background:rgba(11,93,78,.08);
    transition:transform .2s var(--ease);
  }
  .stat-badge:hover{transform:scale(1.02);}
  .stat-num{font-size:26px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:.02em;line-height:1.1;}
  .stat-unit{font-size:13px;font-weight:600;color:var(--brand-mid);}
  .stat-label{font-size:12px;color:var(--ink-2);}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--dark);color:#9FC2B8;margin-top:80px;padding:64px 0 0;}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
  .foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
  .site-footer .logo-mark{width:40px;height:40px;flex:0 0 40px;border-radius:13px;font-size:18px;}
  .site-footer .logo-name{display:block;font-size:16px;font-weight:700;color:#fff;}
  .site-footer .logo-sub{display:block;font-size:10px;letter-spacing:.16em;color:#6E9B90;}
  .foot-desc{font-size:14px;line-height:1.85;color:#8FB3A9;max-width:340px;}
  .foot-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.04em;}
  .foot-list{display:flex;flex-direction:column;gap:10px;}
  .foot-link,.foot-item{font-size:14px;color:#8FB3A9;transition:color .18s var(--ease);}
  .foot-link:hover{color:var(--brand-light);}
  .foot-domain{color:#7FD9C0;font-variant-numeric:tabular-nums;}
  .foot-bottom{
    margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.08);
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    font-size:13px;color:#7A9C93;
  }

  /* ============ 进入视口动画 ============ */
  .reveal{opacity:0;transform:translateY(18px);transition:opacity .4s var(--ease),transform .4s var(--ease);}
  .reveal.in{opacity:1;transform:none;}

  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto;}
    *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;}
    .reveal{opacity:1;transform:none;}
  }

  /* ============ 响应式 ============ */
  @media (max-width:1023px){
    .help-layout{grid-template-columns:1fr;}
    .anchor-nav{display:none;}
    .mobile-anchor{display:block;}
    .guide-block{grid-template-columns:1fr;}
    .guide-body{padding:34px 26px;}
    .page-hero-inner{padding:44px 32px 40px;}
    .page-hero h1{font-size:34px;}
    .section{padding:56px 0;}
    .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  }

  @media (max-width:860px){
    .nav-links{
      position:fixed;top:0;right:0;height:100vh;width:280px;
      background:#fff;flex-direction:column;align-items:stretch;gap:2px;
      padding:88px 20px 28px;
      box-shadow:-16px 0 40px rgba(8,32,27,.18);
      transform:translateX(100%);
      transition:transform .26s var(--ease);
      z-index:80;
      overflow-y:auto;
    }
    .nav-links.open{transform:translateX(0);}
    .nav-link{padding:13px 14px;border-radius:var(--r-s);font-size:16px;}
    .nav-link.active::after{display:none;}
    .nav-toggle{display:inline-flex;position:relative;z-index:90;}
    .header-actions .btn-sm{display:none;}
    .nav-mask{
      position:fixed;inset:0;background:rgba(8,32,27,.5);
      opacity:0;visibility:hidden;transition:opacity .26s var(--ease),visibility .26s var(--ease);
      z-index:70;
    }
    .nav-mask.open{opacity:1;visibility:visible;}
  }

  @media (max-width:767px){
    .container{padding:0 20px;}
    .page-hero{margin-top:16px;border-radius:var(--r-m);}
    .page-hero-inner{padding:34px 22px 32px;}
    .page-hero h1{font-size:28px;}
    .page-hero p.lead{font-size:15px;}
    .section{padding:44px 0;}
    .section-head h2{font-size:24px;}
    .faq-q{padding:17px 18px;font-size:15px;}
    .faq-a-inner{padding:0 18px 18px;}
    .faq-group-head h3{font-size:19px;}
    .contact-card{grid-template-columns:1fr;padding:24px 22px;}
    .cta-band{flex-direction:column;align-items:flex-start;padding:34px 24px;gap:24px;}
    .cta-copy h2{font-size:23px;}
    .cta-action{width:100%;}
    .cta-action .btn{width:100%;}
    .guide-media{min-height:200px;}
    .topbar-note{display:none;}
    .stat-badge{padding:10px 16px;}
    .stat-num{font-size:22px;}
  }

  @media (max-width:520px){
    .logo-sub{display:none;}
    .logo-name{font-size:15px;}
    .foot-grid{grid-template-columns:1fr;gap:28px;}
    .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
    .hero-chips{gap:8px;}
    .hero-chip{font-size:12px;padding:6px 12px;}
  }