/* roulang page: index */
:root{
  --brand:#123B32;
  --brand-dark:#0D2A24;
  --accent:#B5563A;
  --gold:#C9A227;
  --bg:#F7F3EC;
  --surface:#FFFFFF;
  --surface-2:#EFE9DE;
  --ink:#1B1F1E;
  --ink-2:#5C6360;
  --ink-3:#8A918D;
  --line:#DCD4C6;
  --ok:#2F6B4F;
  --info:#3E5C6B;
  --brand-04:rgba(18,59,50,.04);
  --brand-06:rgba(18,59,50,.06);
  --brand-08:rgba(18,59,50,.08);
  --brand-30:rgba(18,59,50,.3);
  --accent-08:rgba(181,86,58,.08);
  --radius-card:8px;
  --radius-btn:6px;
  --radius-img:6px;
  --shadow-1:0 1px 2px rgba(27,31,30,.04);
  --shadow-2:0 8px 24px rgba(18,59,50,.08);
  --t:180ms ease-out;
  --content-max:1200px;
  --font-sans:'Noto Sans SC','Source Han Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  --font-mono:ui-monospace,'SF Mono',Consolas,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font-sans);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:2px}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.skip-link{position:absolute;left:-9999px;top:0;z-index:300;background:var(--brand);color:#fff;padding:10px 18px;border-radius:0 0 6px 0}
.skip-link:focus{left:0}

/* ---------- 布局骨架 ---------- */
.layout{display:block}
.content{min-width:0}
.container{width:100%;max-width:var(--content-max);margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
@media(min-width:1024px){.container{padding:0 40px}}

/* ---------- 移动端顶栏 ---------- */
.mobile-topbar{
  position:sticky;top:0;z-index:60;height:60px;display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;background:var(--bg);border-bottom:1px solid var(--line);
}
.hamburger{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);border-radius:6px;cursor:pointer;
  transition:border-color var(--t),background var(--t);
}
.hamburger:hover{border-color:var(--brand-30);background:var(--brand-04)}
.hamburger span{display:block;width:18px;height:1.5px;background:var(--ink);position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:var(--ink)}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}

/* ---------- 抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;z-index:110;background:rgba(13,42,36,.45);
  opacity:0;visibility:hidden;transition:opacity 200ms ease-out,visibility 200ms;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:120;width:86vw;max-width:380px;
  background:var(--surface);border-left:1px solid var(--line);
  display:flex;flex-direction:column;padding:18px 20px 28px;overflow-y:auto;
  transform:translateX(102%);transition:transform 220ms ease-out;
}
.drawer.is-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:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);border-radius:6px;cursor:pointer;
  font-size:20px;line-height:1;color:var(--ink-2);transition:border-color var(--t),color var(--t);
}
.drawer-close:hover{border-color:var(--brand-30);color:var(--brand)}
.drawer-nav{display:flex;flex-direction:column;margin:14px 0 0}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:18px;line-height:44px;color:var(--ink-2);border-bottom:1px solid var(--line);
  transition:color var(--t),padding-left var(--t);
}
.drawer-nav a:hover{color:var(--brand);padding-left:4px}
.drawer-nav a.is-active{color:var(--brand);font-weight:600}
.drawer-nav a .arrow{color:var(--ink-3);font-size:16px}
.drawer-foot{margin-top:auto;padding-top:24px;display:flex;flex-direction:column;gap:12px}
.drawer-foot p{font-size:13px;color:var(--ink-2);line-height:1.8}
body.no-scroll{overflow:hidden}

/* ---------- 左侧导航 ---------- */
.sidebar{display:none}
@media(min-width:768px){
  .layout{display:flex;align-items:stretch}
  .sidebar{
    display:flex;flex-direction:column;width:72px;flex:0 0 72px;
    position:sticky;top:0;height:100vh;padding:20px 10px 18px;
    background:var(--surface);border-right:1px solid var(--line);
  }
  .content{flex:1 1 auto;min-width:0}
  .mobile-topbar,.drawer,.drawer-mask{display:none}
}
@media(min-width:1024px){
  .sidebar{width:232px;flex:0 0 232px;padding:24px 16px 18px}
}
@media(min-width:1280px){
  .sidebar{width:260px;flex:0 0 260px}
}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{width:24px;height:24px;flex:0 0 24px;color:var(--brand)}
.brand-text{font-size:17px;font-weight:600;letter-spacing:.02em;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-nav{display:flex;flex-direction:column;gap:2px;margin-top:28px;flex:1 1 auto}
.side-nav-item{
  position:relative;display:flex;align-items:center;justify-content:center;gap:10px;
  padding:12px 0;border-radius:6px;color:var(--ink-2);font-size:15px;
  transition:color var(--t),background var(--t);
}
.side-nav-item .ico{width:18px;height:18px;flex:0 0 18px;color:var(--ink-3);transition:color var(--t)}
.side-nav-item .lbl{display:none}
.side-nav-item:hover{color:var(--brand);background:var(--brand-04)}
.side-nav-item:hover .ico{color:var(--brand)}
.side-nav-item.is-active{color:var(--brand);background:var(--brand-08);font-weight:600}
.side-nav-item.is-active .ico{color:var(--brand)}
.side-nav-item.is-active::before{content:"";position:absolute;left:-10px;top:9px;bottom:9px;width:3px;border-radius:2px;background:var(--brand)}
@media(min-width:1024px){
  .side-nav-item{justify-content:flex-start;padding:11px 12px 11px 14px}
  .side-nav-item .lbl{display:inline-block;transition:transform var(--t)}
  .side-nav-item:hover .lbl{transform:translateX(2px)}
  .side-nav-item.is-active::before{left:0;top:8px;bottom:8px}
}
.sidebar-foot{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);display:none;flex-direction:column;gap:12px}
@media(min-width:1024px){.sidebar-foot{display:flex}}
.sidebar-note{font-size:12px;line-height:1.8;color:var(--ink-2)}
.sidebar-meta{font-size:12px;color:var(--ink-3)}
@media(min-width:1280px){
  .sidebar-note{font-size:13px}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);border:1px solid transparent;cursor:pointer;
  font-size:15px;font-weight:600;line-height:1;padding:0 20px;height:44px;
  transition:background var(--t),border-color var(--t),color var(--t),transform var(--t),box-shadow var(--t);
  text-align:center;white-space:nowrap;
}
.btn-sm{height:36px;font-size:14px;padding:0 14px}
.btn-lg{height:48px;font-size:16px;padding:0 26px}
.btn-block{width:100%}
.btn-primary{background:var(--brand);color:#F7F3EC;border-color:var(--brand)}
.btn-primary:hover{background:#0E3177;background:var(--brand-dark);border-color:var(--brand-dark);transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-08);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-accent{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-accent:hover{background:#9E4930;border-color:#9E4930;transform:translateY(-1px)}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);
  border-bottom:1px solid var(--line);padding-bottom:2px;transition:border-color var(--t);
}
.link-arrow .arrow{transition:transform var(--t)}
.link-arrow:hover{border-color:var(--brand)}
.link-arrow:hover .arrow{transform:translateX(3px)}
.link-quiet{
  font-size:14px;color:var(--brand);border-bottom:1px solid transparent;transition:border-color var(--t);
}
.link-quiet:hover{border-color:var(--brand)}
.link-quiet::after{content:" →"}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:999px;
  font-size:12px;line-height:1;font-weight:500;letter-spacing:.02em;white-space:nowrap;
}
.badge-line{border:1px solid var(--line);color:var(--ink-2);background:var(--surface)}
.badge-solid{background:var(--brand);color:#F7F3EC;border:1px solid var(--brand)}
.badge-accent{background:var(--accent-08);color:var(--accent);border:1px solid rgba(181,86,58,.28)}
.badge-gold{border:1px solid rgba(201,162,39,.5);color:#8C7118;background:rgba(201,162,39,.08)}
.tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);background:var(--surface);cursor:pointer;
  transition:background var(--t),color var(--t),border-color var(--t);
}
.tag:hover{background:var(--brand);color:#F7F3EC;border-color:var(--brand)}

/* ---------- 板块标题 ---------- */
.section{padding:56px 0}
@media(min-width:1024px){.section{padding:88px 0}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
@media(min-width:1024px){.section-head{margin-bottom:44px}}
.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--brand);margin-bottom:10px}
.section-kicker::before{content:"";width:18px;height:1px;background:var(--gold)}
.section-title{font-size:clamp(22px,2.4vw,30px);line-height:1.35}
.section-desc{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:720px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg,rgba(18,59,50,.05) 0 1px,transparent 1px 72px),
    repeating-linear-gradient(90deg,rgba(18,59,50,.05) 0 1px,transparent 1px 72px);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr;gap:32px;padding:40px 0 52px}
@media(min-width:1024px){
  .hero-grid{grid-template-columns:1fr 1fr;gap:48px;padding:64px 0 88px;align-items:center}
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;
  border:1px solid rgba(201,162,39,.5);background:rgba(201,162,39,.08);
  font-size:12.5px;font-weight:600;letter-spacing:.02em;color:#7C640F;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}
.hero-title{
  margin-top:20px;font-size:clamp(26px,3.6vw,40px);line-height:1.28;font-weight:700;letter-spacing:-.01em;
  max-width:620px;
}
.hero-sub{margin-top:18px;font-size:clamp(15px,1.4vw,17px);line-height:1.85;color:var(--ink-2);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.hero-points li{font-size:14px;color:var(--ink-2);display:inline-flex;align-items:center;gap:7px}
.hero-points li::before{content:"";width:6px;height:6px;border-radius:50%;border:1.5px solid var(--gold)}
.hero-media{position:relative}
.hero-imgwrap{
  position:relative;border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line);
  aspect-ratio:3/2;background:var(--brand-08);
}
.hero-imgwrap img{width:100%;height:100%;object-fit:cover}
.hero-imgwrap::after{content:"";position:absolute;inset:0;background:rgba(18,59,50,.14)}
.hero-infocard{
  position:absolute;left:16px;right:16px;bottom:16px;
  display:flex;flex-wrap:wrap;gap:6px 0;background:rgba(255,255,255,.96);
  border:1px solid var(--line);border-radius:var(--radius-card);padding:12px 8px;box-shadow:var(--shadow-1);
}
.hero-infocard .cell{flex:1 1 0;min-width:80px;padding:0 12px;border-left:1px solid var(--line)}
.hero-infocard .cell:first-child{border-left:0}
.hero-infocard .k{display:block;font-size:11.5px;color:var(--ink-3);letter-spacing:.04em}
.hero-infocard .v{display:block;font-size:15px;font-weight:600;color:var(--ink);margin-top:2px}

/* ---------- 数据条 ---------- */
.stats-bar{background:var(--surface);border-bottom:1px solid var(--line)}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:0;padding:8px 0}
@media(min-width:768px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{padding:20px 18px;border-left:1px solid var(--line)}
.stat:first-child{border-left:0}
@media(max-width:767px){
  .stat:nth-child(odd){border-left:0}
  .stat:nth-child(n+3){border-top:1px solid var(--line)}
}
.stat dt{font-size:13px;color:var(--ink-3);letter-spacing:.02em}
.stat dd{margin:6px 0 0;font-size:clamp(24px,3vw,32px);font-weight:700;color:var(--brand);line-height:1.1}
.stat dd small{font-size:13px;font-weight:500;color:var(--ink-3);margin-left:4px}

/* ---------- 时间线 ---------- */
.timeline{position:relative}
.tl-item{display:grid;grid-template-columns:1fr;gap:8px;padding-bottom:28px}
@media(min-width:768px){
  .tl-item{grid-template-columns:96px 22px 1fr;gap:0 16px;padding-bottom:34px}
}
.tl-time{font-size:15px;font-weight:600;color:var(--ink-2);letter-spacing:.02em}
.tl-axis{display:none}
@media(min-width:768px){
  .tl-axis{display:block;position:relative}
  .tl-axis::before{content:"";position:absolute;left:50%;top:6px;bottom:-34px;width:1px;background:var(--line);transform:translateX(-50%)}
  .tl-item:last-child .tl-axis::before{bottom:0}
  .tl-item:last-child{padding-bottom:0}
  .tl-dot{position:absolute;left:50%;top:6px;width:10px;height:10px;border-radius:50%;background:var(--surface);border:2px solid var(--line);transform:translateX(-50%)}
  .tl-item.is-now .tl-dot{background:var(--brand);border-color:var(--brand)}
}
.tl-body{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;transition:border-color var(--t),box-shadow var(--t),transform var(--t)}
.tl-body:hover{border-color:var(--brand-30);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.tl-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;justify-content:space-between}
.tl-head h3{font-size:17px;font-weight:600}
.tl-sum{margin-top:8px;font-size:14.5px;color:var(--ink-2);line-height:1.8}
.tl-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-top:14px;padding-top:14px;border-top:1px dashed var(--line)}
.tl-meta{font-size:13px;color:var(--ink-3)}

/* ---------- 嘉宾 ---------- */
.guest-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:640px){.guest-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.guest-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1280px){.guest-grid{grid-template-columns:repeat(4,1fr)}}
.guest-card{
  display:flex;gap:16px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px;transition:border-color var(--t),box-shadow var(--t),transform var(--t);
}
.guest-card:hover{border-color:var(--brand-30);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.guest-avatar{width:72px;height:72px;flex:0 0 72px;border-radius:4px;overflow:hidden;border:1px solid var(--line);background:var(--brand-08)}
.guest-avatar img{width:100%;height:100%;object-fit:cover}
.guest-info{min-width:0}
.guest-name{font-size:16px;font-weight:600;line-height:1.5}
.guest-role{font-size:13px;color:var(--ink-2);line-height:1.7;margin-top:2px}
.guest-tag{margin-top:10px;display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;border:1px solid var(--line);font-size:12px;color:var(--ink-2)}

/* ---------- 票种 ---------- */
.ticket-table-wrap{display:none;overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface)}
@media(min-width:768px){.ticket-table-wrap{display:block}}
.ticket-table{min-width:720px}
.ticket-table th,.ticket-table td{padding:0 20px;height:56px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line);white-space:nowrap}
.ticket-table thead th{
  background:var(--brand-06);font-weight:600;font-size:14px;color:var(--brand);
  height:64px;position:sticky;top:0;z-index:1;
}
.ticket-table tbody tr:last-child td{border-bottom:0}
.ticket-table th:first-child,.ticket-table td:first-child{
  position:sticky;left:0;background:var(--surface);z-index:2;font-weight:500;color:var(--ink);min-width:190px;
}
.ticket-table thead th:first-child{background:#F2EFE7;z-index:3}
.ticket-table .is-best{background:rgba(18,59,50,.05)}
.ticket-table td.is-best{background:rgba(18,59,50,.04)}
.ticket-table .price{font-size:22px;font-weight:700;color:var(--brand);letter-spacing:-.01em}
.ticket-table .price small{font-size:12px;font-weight:500;color:var(--ink-3);margin-left:3px}
.tick{color:var(--ok);font-weight:700}
.dash{color:var(--ink-3)}
.ticket-table tfoot td{padding:16px 20px;background:var(--surface)}
.ticket-table tfoot td:first-child{background:var(--surface)}
.ticket-table tfoot .cell-pad{padding:12px 20px}

.ticket-cards{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:768px){.ticket-cards{display:none}}
.ticket-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px}
.ticket-card.is-best{border-color:var(--brand);box-shadow:var(--shadow-1)}
.ticket-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.ticket-card-head h3{font-size:17px}
.ticket-card-head .p{font-size:24px;font-weight:700;color:var(--brand);line-height:1}
.ticket-card-head .p small{font-size:12px;font-weight:500;color:var(--ink-3);margin-left:2px}
.ticket-card ul{margin:14px 0 18px;display:flex;flex-direction:column;gap:9px}
.ticket-card li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:var(--ink-2)}
.ticket-card li .m{flex:0 0 18px;text-align:center;font-weight:700}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media(min-width:1024px){.news-grid{grid-template-columns:1.12fr 1fr;gap:36px;align-items:start}}
.news-lead{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:border-color var(--t),box-shadow var(--t),transform var(--t)}
.news-lead:hover{border-color:var(--brand-30);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.news-lead-img{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--brand-08);border-bottom:1px solid var(--line)}
.news-lead-img img{width:100%;height:100%;object-fit:cover}
.news-lead-body{padding:22px}
.news-lead-title{margin-top:12px;font-size:19px;line-height:1.5;font-weight:700}
.news-lead-title a{transition:color var(--t)}
.news-lead-title a:hover{color:var(--brand)}
.news-lead-sum{margin-top:10px;font-size:14.5px;line-height:1.85;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3)}
.news-rows{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden}
.news-row{border-bottom:1px solid var(--line);transition:background var(--t)}
.news-row:last-child{border-bottom:0}
.news-row:hover{background:var(--brand-04)}
.news-row-main{padding:18px 20px;display:flex;flex-direction:column;gap:8px}
.news-row-title{font-size:15.5px;font-weight:600;line-height:1.6;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color var(--t)}
.news-row-title:hover{color:var(--brand)}
.news-row-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--ink-3)}
.empty-state{
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius-card);
  padding:64px 24px;text-align:center;color:var(--ink-2);
}
.empty-state svg{width:34px;height:34px;color:var(--ink-3);margin:0 auto 14px}
.empty-state p{font-size:15px}
.empty-state a{display:inline-block;margin-top:10px;font-size:14px;color:var(--brand);border-bottom:1px solid var(--line)}
.empty-state a:hover{border-color:var(--brand)}

/* ---------- 报名 CTA ---------- */
.cta-band{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:1024px){.cta-grid{grid-template-columns:1.15fr 1fr;gap:48px;align-items:start}}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px}
@media(min-width:768px){.panel{padding:32px}}
.form-row{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:640px){.form-row.two{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:7px;margin-top:16px}
.field:first-child{margin-top:0}
.field label{font-size:13px;color:var(--ink-2);display:inline-flex;align-items:center;gap:5px}
.field label .req{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block}
.field input,.field select,.field textarea{
  width:100%;height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);
  background:var(--surface);padding:0 13px;font-size:15px;color:var(--ink);
  transition:border-color var(--t),box-shadow var(--t);
}
.field textarea{height:96px;padding:12px 13px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 2px var(--brand-08);
}
.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.field .err{font-size:12px;color:var(--accent);display:none}
.field.has-error input,.field.has-error select{border-color:var(--accent)}
.field.has-error .err{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;margin-top:18px;font-size:13px;color:var(--ink-2);line-height:1.7}
.check-row input{width:16px;height:16px;flex:0 0 16px;margin-top:3px;accent-color:var(--brand)}
.form-actions{margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.form-note{font-size:12.5px;color:var(--ink-3)}
.notes-list{display:flex;flex-direction:column;gap:0}
.notes-list li{display:flex;gap:16px;padding:18px 0;border-bottom:1px dashed var(--line)}
.notes-list li:last-child{border-bottom:0;padding-bottom:0}
.notes-list li:first-child{padding-top:0}
.notes-idx{
  flex:0 0 32px;width:32px;height:32px;border-radius:4px;background:var(--brand);color:#F7F3EC;
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;
}
.notes-list h3{font-size:15.5px;font-weight:600}
.notes-list p{margin-top:4px;font-size:14px;color:var(--ink-2);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);transition:border-color var(--t),box-shadow var(--t)}
.faq-item.is-open{border-color:var(--brand-30);box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:64px;padding:14px 22px;background:none;border:0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--ink);border-radius:var(--radius-card);
}
.faq-q:hover{color:var(--brand)}
.faq-icon{width:28px;height:28px;flex:0 0 28px;border:1px solid var(--brand);border-radius:5px;position:relative}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);transform:translate(-50%,-50%);transition:transform var(--t),opacity var(--t)}
.faq-icon::before{width:12px;height:1.5px}
.faq-icon::after{width:1.5px;height:12px}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0}
.faq-a{display:none;padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--ink-2)}
.faq-item.is-open .faq-a{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-dark);color:#F3EFE7;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:30px;padding:48px 0 32px}
@media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding:64px 0 44px}}
.footer-brand .brand-text{color:#F3EFE7}
.footer-brand .brand-mark{color:#C9A227}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(243,239,231,.72);max-width:320px}
.footer-col h4{font-size:15px;font-weight:600;color:#F3EFE7;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(243,239,231,.72);transition:color var(--t),opacity var(--t)}
.footer-col a:hover{color:#FFFFFF}
.footer-col li{font-size:14px;color:rgba(243,239,231,.72);line-height:1.8}
.footer-col li .lbl{color:rgba(243,239,231,.5)}
.footer-bottom{
  border-top:1px solid rgba(243,239,231,.16);padding:18px 0 28px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(243,239,231,.6);
}
.footer-bottom a{color:rgba(243,239,231,.72)}
.footer-bottom a:hover{color:#fff}

/* ---------- 通用工具 ---------- */
.stack-sm > * + *{margin-top:12px}
.divider{height:1px;background:var(--line);border:0;margin:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* roulang page: article */
:root{
  --brand:#123B32;
  --brand-deep:#0D2A24;
  --accent:#B5563A;
  --accent-deep:#9D4830;
  --gold:#C9A227;
  --bg:#F7F3EC;
  --surface:#FFFFFF;
  --surface-2:#EFE9DE;
  --ink:#1B1F1E;
  --ink-2:#5C6360;
  --ink-3:#8A918D;
  --line:#DCD4C6;
  --on-dark:#F3EFE7;
  --brand-4:rgba(18,59,50,.04);
  --brand-6:rgba(18,59,50,.06);
  --brand-8:rgba(18,59,50,.08);
  --r-card:8px;
  --r-btn:6px;
  --r-img:6px;
  --shadow-1:0 1px 2px rgba(27,31,30,.04);
  --shadow-2:0 8px 24px rgba(18,59,50,.08);
  --rail:232px;
  --t:180ms ease-out;
  --cnt:40px;
}
@media (min-width:1280px){ :root{ --rail:260px; } }

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Noto Sans SC','Source Han Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; transition:color var(--t), opacity var(--t), border-color var(--t); }
button{ font:inherit; color:inherit; background:none; border:0; cursor:pointer; }
h1,h2,h3,h4,h5{ margin:0; font-weight:700; line-height:1.35; }
p{ margin:0; }
ul,ol{ margin:0; padding:0; list-style:none; }
time,.num{ font-variant-numeric:tabular-nums; }
:focus-visible{ outline:2px solid var(--brand); outline-offset:2px; }
.skip-link{
  position:absolute; left:-9999px; top:0; z-index:100;
  background:var(--brand); color:var(--on-dark); padding:10px 16px; border-radius:0 0 6px 0;
}
.skip-link:focus{ left:0; }

/* ---------- 布局骨架 ---------- */
.app-shell{ min-height:100vh; }
.side-rail{
  position:fixed; top:0; left:0; bottom:0;
  width:var(--rail); height:100vh;
  background:var(--surface);
  border-right:1px solid var(--line);
  display:flex; flex-direction:column;
  padding:24px 18px 20px;
  z-index:60;
  overflow-y:auto;
}
.content{
  margin-left:var(--rail);
  min-height:100vh;
  display:flex; flex-direction:column;
}
.container{
  width:100%; max-width:1200px; margin:0 auto;
  padding:0 var(--cnt);
}

/* ---------- 品牌 ---------- */
.brand{
  display:inline-flex; align-items:center; gap:10px;
  font-size:17px; font-weight:600; letter-spacing:.02em; color:var(--ink);
}
.brand:hover{ color:var(--brand); }
.brand-mark{ width:24px; height:24px; color:var(--brand); flex:0 0 24px; }
.brand-text{ white-space:nowrap; }

/* ---------- 侧导航 ---------- */
.side-nav{ display:flex; flex-direction:column; gap:2px; margin-top:26px; }
.side-nav-item{
  position:relative;
  display:flex; align-items:center; gap:10px;
  padding:11px 12px; border-radius:6px;
  color:var(--ink-2); font-size:15px;
  transition:color var(--t), background var(--t), transform var(--t);
}
.side-nav-item .ico{ width:18px; height:18px; flex:0 0 18px; color:var(--ink-3); transition:color var(--t); }
.side-nav-item:hover{ color:var(--brand); transform:translateX(2px); }
.side-nav-item:hover .ico{ color:var(--brand); }
.side-nav-item.is-active{ color:var(--brand); background:var(--brand-8); font-weight:600; }
.side-nav-item.is-active .ico{ color:var(--brand); }
.side-nav-item.is-active::before{
  content:"";
  position:absolute; left:0; top:9px; bottom:9px; width:3px;
  border-radius:2px; background:var(--brand);
}
.rail-foot{ margin-top:auto; padding-top:22px; border-top:1px solid var(--line); }
.rail-cta{
  display:flex; align-items:center; justify-content:center;
  width:100%; height:40px; border-radius:var(--r-btn);
  background:var(--brand); color:var(--on-dark);
  font-size:14px; font-weight:500;
  transition:background var(--t), transform var(--t);
}
.rail-cta:hover{ background:var(--brand-deep); transform:translateY(-1px); }
.rail-cta:active{ transform:translateY(1px); }
.rail-note{ margin-top:12px; font-size:12px; line-height:1.7; color:var(--ink-3); }
.rail-meta{ margin-top:8px; font-size:12px; color:var(--ink-3); }

/* ---------- 移动端顶栏与抽屉 ---------- */
.mobile-bar{
  display:none;
  position:fixed; top:0; left:0; right:0; height:60px;
  align-items:center; justify-content:space-between;
  padding:0 16px;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  z-index:70;
}
.hamburger{
  width:44px; height:44px; display:flex; align-items:center; justify-content:center;
  border:1px solid var(--line); border-radius:var(--r-btn); color:var(--brand);
  transition:background var(--t), border-color var(--t);
}
.hamburger:hover{ background:var(--brand-8); border-color:var(--brand); }
.hamburger svg{ width:20px; height:20px; }

.drawer-mask{
  position:fixed; inset:0; background:rgba(13,42,36,.45); z-index:80;
  opacity:0; pointer-events:none; transition:opacity 200ms ease-out;
}
.drawer-mask.is-open{ opacity:1; pointer-events:auto; }
.drawer{
  position:fixed; top:0; right:0; bottom:0;
  width:86vw; max-width:380px;
  background:var(--surface);
  z-index:90; display:flex; flex-direction:column;
  padding:18px 20px 24px;
  transform:translateX(100%);
  transition:transform 220ms ease-out;
  overflow-y:auto;
}
.drawer.is-open{ transform:translateX(0); }
.drawer-head{ display:flex; align-items:center; justify-content:space-between; }
.drawer-close{
  width:44px; height:44px; display:flex; align-items:center; justify-content:center;
  border:1px solid var(--line); border-radius:var(--r-btn); color:var(--brand); font-size:20px; line-height:1;
  transition:background var(--t), border-color var(--t);
}
.drawer-close:hover{ background:var(--brand-8); border-color:var(--brand); }
.drawer-nav{ display:flex; flex-direction:column; margin-top:22px; }
.drawer-nav a{
  display:flex; align-items:center; justify-content:space-between;
  height:52px; font-size:18px; color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-nav a:hover{ color:var(--brand); }
.drawer-nav a.is-active{ color:var(--brand); font-weight:600; }
.drawer-nav a svg{ width:16px; height:16px; color:var(--ink-3); }
.drawer-foot{ margin-top:auto; padding-top:22px; }
.drawer-foot .btn{ width:100%; }
.drawer-foot p{ margin-top:12px; font-size:13px; color:var(--ink-3); line-height:1.7; }

/* ---------- 按钮与标签 ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  height:44px; padding:0 22px; border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px; font-weight:500; white-space:nowrap;
  transition:background var(--t), color var(--t), border-color var(--t), transform var(--t), box-shadow var(--t);
}
.btn-primary{ background:var(--brand); color:var(--on-dark); }
.btn-primary:hover{ background:var(--brand-deep); transform:translateY(-1px); box-shadow:var(--shadow-2); }
.btn-primary:active{ transform:translateY(1px); }
.btn-accent{ background:var(--accent); color:#fff; }
.btn-accent:hover{ background:var(--accent-deep); transform:translateY(-1px); }
.btn-accent:active{ transform:translateY(1px); }
.btn-ghost{ border-color:var(--brand); color:var(--brand); background:transparent; }
.btn-ghost:hover{ background:var(--brand-8); }
.btn-sm{ height:36px; padding:0 16px; font-size:14px; }
.btn:disabled{ opacity:.4; cursor:not-allowed; transform:none; box-shadow:none; }

.badge{
  display:inline-flex; align-items:center; gap:6px;
  padding:4px 10px; border-radius:999px;
  font-size:12px; font-weight:500; letter-spacing:.02em; line-height:1;
  border:1px solid var(--line); color:var(--ink-2); background:var(--surface);
}
.badge-brand{ border-color:rgba(18,59,50,.35); color:var(--brand); background:var(--brand-6); }
.badge-accent{ border-color:rgba(181,86,58,.35); color:var(--accent); background:rgba(181,86,58,.06); }

.link-more{
  display:inline-flex; align-items:center; gap:6px;
  font-size:14px; color:var(--brand);
  border-bottom:1px solid rgba(18,59,50,.35);
  transition:border-color var(--t), transform var(--t);
}
.link-more:hover{ border-bottom-color:var(--brand); transform:translateX(2px); }

/* ---------- 页头 / 面包屑 ---------- */
.page-head{
  position:relative;
  padding:40px 0 0;
  overflow:hidden;
}
.page-head::after{
  content:"";
  position:absolute; inset:0;
  background-image:
    repeating-linear-gradient(to right, rgba(18,59,50,.055) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(to bottom, rgba(18,59,50,.055) 0 1px, transparent 1px 72px);
  pointer-events:none;
}
.breadcrumb{
  position:relative; z-index:1;
  display:flex; align-items:center; gap:8px;
  font-size:13px; color:var(--ink-3);
  padding-bottom:18px;
  overflow:hidden; white-space:nowrap;
}
.breadcrumb a{ color:var(--ink-2); }
.breadcrumb a:hover{ color:var(--brand); }
.breadcrumb .sep{ color:var(--line); }
.crumb-current{
  overflow:hidden; text-overflow:ellipsis; white-space:nowrap; max-width:48ch;
  color:var(--ink-3);
}

/* ---------- 文章 ---------- */
.post{ position:relative; z-index:1; padding:8px 0 0; }
.post-head{ max-width:860px; }
.post-title{
  margin-top:16px;
  font-size:36px; line-height:1.35; font-weight:700; letter-spacing:.01em;
  color:var(--ink);
}
.post-meta{
  display:flex; flex-wrap:wrap; align-items:center; gap:10px;
  margin-top:18px; padding-bottom:20px;
  font-size:13px; color:var(--ink-3);
  border-bottom:1px solid var(--line);
}
.post-meta .dot{ width:4px; height:4px; border-radius:50%; background:var(--line); }
.post-body-wrap{ padding:32px 0 8px; }
.article-body{
  max-width:740px; margin:0 auto;
  font-size:17px; line-height:1.9; color:var(--ink);
}
.article-body p{ margin-bottom:20px; }
.article-body h2{
  position:relative; margin:40px 0 16px; padding-left:14px;
  font-size:26px; line-height:1.35; font-weight:700;
}
.article-body h2::before{
  content:""; position:absolute; left:0; top:7px; bottom:7px; width:3px;
  border-radius:2px; background:var(--brand);
}
.article-body h3{ margin:28px 0 12px; font-size:20px; font-weight:600; }
.article-body ul,
.article-body ol{ margin:0 0 20px; padding-left:22px; }
.article-body ul li{ list-style:disc; margin:8px 0; }
.article-body ol li{ list-style:decimal; margin:8px 0; }
.article-body blockquote{
  margin:24px 0; padding:16px 20px;
  border-left:3px solid var(--brand);
  background:var(--brand-4); color:var(--ink-2);
  border-radius:0 6px 6px 0;
}
.article-body blockquote p:last-child{ margin-bottom:0; }
.article-body img{
  margin:24px 0; border-radius:var(--r-img);
  border:1px solid var(--line);
}
.article-body figure{ margin:24px 0; }
.article-body figcaption{ margin-top:8px; font-size:13px; color:var(--ink-3); text-align:center; }
.article-body a{ color:var(--brand); border-bottom:1px solid rgba(18,59,50,.35); }
.article-body a:hover{ border-bottom-color:var(--brand); }
.article-body table{
  display:block; width:100%; margin:24px 0; overflow-x:auto;
  border-collapse:collapse; font-size:15px;
}
.article-body th,
.article-body td{ border:1px solid var(--line); padding:10px 14px; text-align:left; }
.article-body th{ background:var(--surface-2); font-weight:600; }
.article-body pre{
  margin:24px 0; padding:16px; overflow-x:auto;
  background:#E9E4DA; border:1px solid var(--line); border-radius:6px;
  font-family:ui-monospace,'SF Mono',Consolas,monospace; font-size:14px; line-height:1.7;
}
.article-body code{ font-family:ui-monospace,'SF Mono',Consolas,monospace; font-size:14px; }
.article-body hr{ margin:32px 0; border:0; border-top:1px solid var(--line); }

.empty-state{
  max-width:740px; margin:0 auto;
  padding:80px 24px; text-align:center;
  background:var(--surface); border:1px solid var(--line); border-radius:var(--r-card);
}
.empty-ico{ width:32px; height:32px; margin:0 auto 16px; color:var(--ink-3); display:block; }
.empty-state p{ color:var(--ink-2); margin-bottom:20px; }

/* ---------- 内嵌 CTA 条 ---------- */
.inline-cta{
  display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:24px;
  margin:48px auto 0; max-width:1080px;
  padding:24px 28px;
  background:var(--surface);
  border:1px solid var(--line); border-left:3px solid var(--accent);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-1);
}
.inline-cta h2{ font-size:19px; font-weight:700; margin-bottom:6px; }
.inline-cta p{ font-size:14px; color:var(--ink-2); }
.inline-cta-actions{ display:flex; gap:12px; flex-wrap:wrap; }

/* ---------- 标签与延伸 ---------- */
.tag-row{
  max-width:1080px; margin:40px auto 0;
  display:flex; flex-wrap:wrap; align-items:center; gap:10px;
}
.tag-row .tag-label{ font-size:13px; color:var(--ink-3); margin-right:4px; }
.tag{
  display:inline-flex; align-items:center;
  padding:6px 14px; border-radius:999px;
  border:1px solid var(--line); background:var(--surface);
  font-size:13px; color:var(--ink-2);
  transition:background var(--t), color var(--t), border-color var(--t);
}
.tag:hover{ background:var(--brand); border-color:var(--brand); color:var(--on-dark); }

.section{ padding:72px 0 0; }
.section-head{
  display:flex; align-items:flex-end; justify-content:space-between; gap:20px;
  padding-bottom:20px; border-bottom:1px solid var(--line);
}
.section-title{ font-size:26px; font-weight:700; }
.section-sub{ margin-top:8px; font-size:14px; color:var(--ink-2); }

.card-grid{
  display:grid; grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px; margin-top:28px;
}
.entry-card{
  display:flex; flex-direction:column;
  background:var(--surface); border:1px solid var(--line); border-radius:var(--r-card);
  overflow:hidden;
  transition:transform var(--t), box-shadow var(--t), border-color var(--t);
}
.entry-card:hover{ transform:translateY(-2px); box-shadow:var(--shadow-2); border-color:rgba(18,59,50,.3); }
.entry-media{ position:relative; aspect-ratio:16/9; background:var(--brand-8); overflow:hidden; }
.entry-media img{ width:100%; height:100%; object-fit:cover; }
.entry-body{ padding:20px 22px 22px; display:flex; flex-direction:column; gap:10px; }
.entry-body h3{ font-size:18px; line-height:1.45; }
.entry-body p{ font-size:14px; color:var(--ink-2); line-height:1.75; }

/* ---------- FAQ ---------- */
.faq-list{ margin-top:24px; border-top:1px solid var(--line); }
.faq-item{ border-bottom:1px solid var(--line); }
.faq-q{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  width:100%; min-height:64px; padding:12px 4px; text-align:left;
  font-size:17px; font-weight:600; color:var(--ink);
  transition:color var(--t);
}
.faq-q:hover{ color:var(--brand); }
.faq-sign{
  position:relative; flex:0 0 24px; width:24px; height:24px;
  border:1px solid var(--brand); border-radius:4px;
}
.faq-sign::before,
.faq-sign::after{
  content:""; position:absolute; left:50%; top:50%; background:var(--brand);
  transform:translate(-50%,-50%);
}
.faq-sign::before{ width:10px; height:1.5px; }
.faq-sign::after{ width:1.5px; height:10px; transition:opacity var(--t), transform var(--t); }
.faq-item.is-open .faq-sign::after{ opacity:0; transform:translate(-50%,-50%) rotate(90deg); }
.faq-a{ display:none; padding:0 4px 18px; font-size:15px; line-height:1.85; color:var(--ink-2); }
.faq-item.is-open .faq-a{ display:block; }

/* ---------- 返回入口 ---------- */
.back-row{
  display:flex; flex-wrap:wrap; gap:16px; align-items:center;
  max-width:1080px; margin:40px auto 0;
  padding-top:24px; border-top:1px solid var(--line);
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:88px;
  background:var(--brand-deep);
  color:var(--on-dark);
  padding:56px 0 22px;
}
.site-footer .brand{ color:var(--on-dark); font-size:17px; }
.site-footer .brand:hover{ color:#fff; }
.site-footer .brand-mark{ color:var(--on-dark); }
.footer-grid{
  display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:36px;
}
.footer-brand p{
  margin-top:14px; font-size:13.5px; line-height:1.85;
  color:rgba(243,239,231,.7); max-width:34ch;
}
.footer-col h4{
  font-size:14px; font-weight:600; letter-spacing:.04em;
  color:var(--on-dark); margin-bottom:14px;
}
.footer-col ul{ display:flex; flex-direction:column; gap:9px; }
.footer-col li{ font-size:13.5px; color:rgba(243,239,231,.7); }
.footer-col a{ color:rgba(243,239,231,.7); }
.footer-col a:hover{ color:#fff; opacity:1; }
.footer-col .lbl{ color:rgba(243,239,231,.5); }
.footer-bottom{
  display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:12px;
  margin-top:36px; padding-top:18px;
  border-top:1px solid rgba(243,239,231,.15);
  font-size:13px; color:rgba(243,239,231,.6);
}
.footer-bottom a{ color:rgba(243,239,231,.75); border-bottom:1px solid rgba(243,239,231,.3); }
.footer-bottom a:hover{ color:#fff; border-bottom-color:#fff; }

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .post-title{ font-size:32px; }
}
@media (max-width:1023px){
  :root{ --rail:72px; --cnt:32px; }
  .side-rail{ padding:20px 12px; align-items:center; }
  .brand{ justify-content:center; }
  .brand-text{ display:none; }
  .side-nav{ width:100%; margin-top:22px; }
  .side-nav-item{ justify-content:center; padding:12px 0; }
  .side-nav-item .lbl{ display:none; }
  .side-nav-item:hover{ transform:none; }
  .rail-foot{ width:100%; }
  .rail-cta{ font-size:0; padding:0; }
  .rail-cta::after{ content:"报名"; font-size:13px; }
  .rail-note,.rail-meta{ display:none; }
  .section{ padding:64px 0 0; }
  .card-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:20px; }
  .footer-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:28px; }
}
@media (max-width:767px){
  :root{ --cnt:20px; }
  .side-rail{ display:none; }
  .content{ margin-left:0; padding-top:60px; }
  .mobile-bar{ display:flex; }
  .page-head{ padding-top:28px; }
  .post-title{ font-size:27px; }
  .post-body-wrap{ padding-top:24px; }
  .article-body{ font-size:16px; line-height:1.85; }
  .article-body h2{ font-size:22px; }
  .article-body h3{ font-size:18px; }
  .inline-cta{ margin-top:36px; padding:20px; flex-direction:column; align-items:flex-start; }
  .inline-cta-actions{ width:100%; }
  .inline-cta-actions .btn{ flex:1 1 auto; }
  .section{ padding:56px 0 0; }
  .section-head{ flex-direction:column; align-items:flex-start; gap:12px; }
  .section-title{ font-size:22px; }
  .card-grid{ grid-template-columns:1fr; }
  .faq-q{ font-size:16px; }
  .site-footer{ margin-top:64px; padding-top:44px; }
  .footer-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:24px; }
  .footer-brand{ grid-column:1 / -1; }
}
@media (max-width:519px){
  .btn{ width:100%; }
  .hamburger{ width:44px; }
  .breadcrumb .crumb-current{ max-width:24ch; }
  .footer-bottom{ flex-direction:column; align-items:flex-start; }
}

/* roulang page: category1 */
*,*::before,*::after{box-sizing:border-box;}
:root{
  --brand:#123B32;
  --brand-dark:#0D2A24;
  --accent:#B5563A;
  --gold:#C9A227;
  --bg:#F7F3EC;
  --surface:#FFFFFF;
  --surface-2:#EFE9DE;
  --ink:#1B1F1E;
  --ink-2:#5C6360;
  --ink-3:#8A918D;
  --line:#DCD4C6;
  --paper:#F3EFE7;
  --radius-xs:4px;
  --radius:6px;
  --radius-lg:8px;
  --shadow-sm:0 1px 2px rgba(27,31,30,.04);
  --shadow-md:0 8px 24px rgba(18,59,50,.08);
  --t:180ms ease-out;
  --sidebar-w:232px;
  --container:1200px;
  --mono:ui-monospace,"SF Mono",Consolas,"Roboto Mono",monospace;
}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
h1{font-size:38px;line-height:1.25;font-weight:700;letter-spacing:-.01em;}
h2{font-size:27px;line-height:1.35;font-weight:700;}
h3{font-size:20px;line-height:1.4;font-weight:600;}
h4{font-size:17px;line-height:1.45;font-weight:600;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
  border-radius:var(--radius-xs);
}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:.01em;}

/* ---------- 布局骨架 ---------- */
.shell{display:flex;align-items:flex-start;min-height:100vh;}
.sidebar{
  width:var(--sidebar-w);
  flex:0 0 var(--sidebar-w);
  position:sticky;
  top:0;
  height:100vh;
  display:flex;
  flex-direction:column;
  gap:22px;
  padding:26px 16px 20px;
  background:var(--surface);
  border-right:1px solid var(--line);
  z-index:40;
}
.main-area{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 40px;}
.page{padding-bottom:0;}

/* ---------- 品牌 ---------- */
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);}
.brand-mark{width:24px;height:24px;color:var(--brand);flex:none;}
.brand-text{font-size:17px;font-weight:600;letter-spacing:.02em;white-space:nowrap;}

/* ---------- 侧栏导航 ---------- */
.side-nav{display:flex;flex-direction:column;gap:4px;}
.side-nav-item{
  position:relative;
  display:flex;
  align-items:center;
  gap:11px;
  height:44px;
  padding:0 12px;
  border-radius:var(--radius);
  color:var(--ink-2);
  font-size:15px;
  font-weight:500;
  transition:color var(--t),background var(--t),transform var(--t);
}
.side-nav-item .ico{width:20px;height:20px;flex:none;opacity:.85;}
.side-nav-item:hover{color:var(--brand);transform:translateX(2px);}
.side-nav-item:hover .ico{opacity:1;}
.side-nav-item:active{transform:translateX(2px) scale(.99);}
.side-nav-item.is-active{
  color:var(--brand);
  background:rgba(18,59,50,.08);
  font-weight:600;
}
.side-nav-item.is-active .ico{opacity:1;}
.side-nav-item.is-active::before{
  content:"";
  position:absolute;
  left:-8px;
  top:11px;
  bottom:11px;
  width:3px;
  border-radius:2px;
  background:var(--brand);
}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;}
.side-note{font-size:12px;line-height:1.75;color:var(--ink-3);}
.side-note strong{color:var(--ink-2);font-weight:600;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border:1px solid transparent;
  border-radius:var(--radius);
  background:none;
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  cursor:pointer;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:var(--paper);}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-ghost{background:transparent;color:var(--brand);border-color:rgba(18,59,50,.32);}
.btn-ghost:hover{background:rgba(18,59,50,.08);border-color:var(--brand);}
.btn-light{background:var(--paper);color:var(--brand);}
.btn-light:hover{background:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-sm{height:36px;padding:0 15px;font-size:14px;}
.btn-lg{height:48px;padding:0 26px;font-size:16px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
  border-bottom:1px solid rgba(18,59,50,.35);
  padding-bottom:2px;
  transition:border-color var(--t),transform var(--t),gap var(--t);
}
.link-arrow:hover{border-color:var(--brand);transform:translateX(2px);gap:9px;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:5px;
  padding:4px 10px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:12px;
  font-weight:500;
  letter-spacing:.02em;
  line-height:1;
  white-space:nowrap;
}
.badge-brand{background:rgba(18,59,50,.09);color:var(--brand);border-color:rgba(18,59,50,.18);}
.badge-accent{background:rgba(181,86,58,.1);color:var(--accent);border-color:rgba(181,86,58,.22);}
.badge-info{background:rgba(62,92,107,.1);color:#3E5C6B;border-color:rgba(62,92,107,.22);}
.badge-gold{background:rgba(201,162,39,.1);color:#8A6F14;border-color:rgba(201,162,39,.3);}
.badge-plain{background:transparent;color:var(--ink-2);border-color:var(--line);}

/* ---------- 移动端头部与抽屉 ---------- */
.mobile-header{display:none;}
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(13,42,36,.42);
  opacity:0;
  visibility:hidden;
  transition:opacity var(--t),visibility var(--t);
  z-index:60;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;
  right:0;
  height:100%;
  width:86vw;
  max-width:380px;
  background:var(--surface);
  border-left:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:18px;
  padding:18px 20px 24px;
  transform:translateX(102%);
  transition:transform 220ms ease-out;
  z-index:70;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer-close{
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--surface);
  color:var(--ink-2);
  cursor:pointer;
  transition:color var(--t),border-color var(--t),background var(--t);
}
.drawer-close:hover{color:var(--brand);border-color:rgba(18,59,50,.35);background:rgba(18,59,50,.05);}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  min-height:44px;
  padding:10px 2px;
  font-size:18px;
  color:var(--ink);
  border-bottom:1px solid var(--line);
  transition:color var(--t),padding var(--t);
}
.drawer-nav a:hover{color:var(--brand);padding-left:6px;}
.drawer-nav a.is-active{color:var(--brand);font-weight:600;}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:18px;border-top:1px solid var(--line);}
.drawer-foot p{font-size:13px;color:var(--ink-2);line-height:1.7;}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:var(--surface-2);
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center 40%;
  opacity:.2;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    repeating-linear-gradient(to right,rgba(18,59,50,.06) 0 1px,transparent 1px 64px),
    repeating-linear-gradient(to bottom,rgba(18,59,50,.06) 0 1px,transparent 1px 64px);
  opacity:.6;
  pointer-events:none;
}
.page-hero-inner{position:relative;z-index:2;padding:44px 0 46px;}
.crumbs{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--ink-2);
  margin-bottom:20px;
}
.crumbs a{color:var(--ink-2);transition:color var(--t);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:var(--ink-3);}
.crumbs .current{color:var(--ink);font-weight:600;}
.page-hero h1{max-width:760px;}
.page-hero .lede{
  margin-top:16px;
  max-width:640px;
  font-size:16px;
  color:var(--ink-2);
  line-height:1.8;
}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  margin-top:26px;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(2px);
  overflow:hidden;
}
.hero-fact{
  flex:1 1 160px;
  padding:14px 20px;
  border-right:1px solid var(--line);
}
.hero-fact:last-child{border-right:none;}
.hero-fact .k{font-size:12px;color:var(--ink-3);letter-spacing:.04em;}
.hero-fact .v{font-size:17px;font-weight:600;color:var(--brand);margin-top:4px;}

/* ---------- 板块通用 ---------- */
.section{padding:80px 0;}
.section-tight{padding:56px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
}
.section-head p{color:var(--ink-2);font-size:15px;margin-top:8px;max-width:640px;}
.rule{height:1px;background:var(--line);border:none;margin:0;}

/* ---------- 数据条 ---------- */
.metrics{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:var(--surface);
  overflow:hidden;
}
.metric{
  padding:22px 24px;
  border-right:1px solid var(--line);
  transition:background var(--t);
}
.metric:last-child{border-right:none;}
.metric:hover{background:rgba(18,59,50,.03);}
.metric .m-k{font-size:13px;color:var(--ink-3);}
.metric .m-v{
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-size:28px;
  font-weight:600;
  color:var(--brand);
  line-height:1.25;
  margin-top:6px;
}
.metric .m-v small{font-size:13px;font-weight:500;color:var(--ink-2);margin-left:3px;font-family:inherit;}
.metric .m-s{font-size:13px;color:var(--ink-2);margin-top:4px;}

/* ---------- Tab ---------- */
.tabs{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:6px;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:var(--surface);
  margin-bottom:36px;
}
.tab{
  flex:1 1 180px;
  height:46px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:none;
  border-radius:var(--radius);
  background:transparent;
  color:var(--ink-2);
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background var(--t),color var(--t),transform var(--t);
}
.tab:hover{background:rgba(18,59,50,.06);color:var(--brand);}
.tab.is-active{background:var(--brand);color:var(--paper);}
.tab.is-active:hover{background:var(--brand-dark);color:var(--paper);}
.tab .tab-date{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:13px;opacity:.8;}
.tab-panel{display:none;}
.tab-panel.is-active{display:block;animation:fadeUp 220ms ease-out;}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}

/* ---------- 时间线 ---------- */
.tl-wrap{
  display:grid;
  grid-template-columns:200px minmax(0,1fr);
  gap:40px;
  align-items:start;
}
.tl-date{
  position:sticky;
  top:32px;
  padding:20px;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:var(--surface);
}
.tl-date .d-day{font-size:13px;color:var(--ink-3);letter-spacing:.06em;}
.tl-date .d-num{
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-size:30px;
  font-weight:600;
  color:var(--brand);
  line-height:1.2;
  margin-top:6px;
}
.tl-date .d-week{font-size:13px;color:var(--ink-2);margin-top:2px;}
.tl-date .d-txt{font-size:13px;color:var(--ink-2);margin-top:12px;padding-top:12px;border-top:1px solid var(--line);line-height:1.7;}

.tl-group{margin-bottom:40px;}
.tl-group:last-child{margin-bottom:0;}
.tl-group-head{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:20px;
}
.tl-group-head h3{color:var(--brand);}
.tl-group-head .g-line{flex:1;height:1px;background:var(--line);}
.tl-group-head .g-count{font-family:var(--mono);font-size:12px;color:var(--ink-3);}

.tl-item{
  display:grid;
  grid-template-columns:96px 32px minmax(0,1fr);
  align-items:start;
  margin-bottom:8px;
}
.tl-time{
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-size:15px;
  font-weight:600;
  color:var(--ink-2);
  padding-top:16px;
  grid-column:1;
}
.tl-axis{
  position:relative;
  align-self:stretch;
  min-height:56px;
  grid-column:2;
}
.tl-axis::before{
  content:"";
  position:absolute;
  left:50%;
  top:0;
  bottom:0;
  width:1px;
  background:var(--line);
  transform:translateX(-50%);
}
.tl-dot{
  position:absolute;
  left:50%;
  top:22px;
  width:10px;
  height:10px;
  border-radius:50%;
  border:1px solid var(--brand);
  background:var(--surface);
  transform:translateX(-50%);
  z-index:1;
}
.tl-dot.is-solid{background:var(--brand);}
.tl-dot.is-accent{border-color:var(--accent);background:var(--accent);}
.tl-body{
  padding:14px 18px;
  border:1px solid transparent;
  border-radius:var(--radius-lg);
  transition:background var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
  grid-column:3;
}
.tl-item:hover .tl-body{
  background:var(--surface);
  border-color:rgba(18,59,50,.22);
  transform:translateY(-2px);
  box-shadow:var(--shadow-md);
}
.tl-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.tl-head h4{font-size:17px;}
.tl-desc{font-size:14px;color:var(--ink-2);margin-top:8px;line-height:1.75;max-width:640px;}
.tl-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-top:10px;
  font-size:13px;
  color:var(--ink-3);
}
.tl-meta .sep{width:1px;height:12px;background:var(--line);display:inline-block;}
.tl-actions{margin-top:12px;}

/* ---------- 参会准备 ---------- */
.prep-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.prep-card{
  padding:24px;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:var(--surface);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.prep-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(18,59,50,.22);}
.prep-num{
  width:32px;height:32px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--radius-xs);
  background:var(--brand);
  color:var(--paper);
  font-family:var(--mono);
  font-size:14px;
  font-weight:600;
  margin-bottom:16px;
}
.prep-card h3{font-size:17px;margin-bottom:8px;}
.prep-card p{font-size:14px;color:var(--ink-2);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:64px;
  padding:12px 4px;
  background:none;
  border:none;
  text-align:left;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  transition:color var(--t);
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:none;
  width:26px;height:26px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(18,59,50,.4);
  border-radius:var(--radius-xs);
  color:var(--brand);
  font-size:16px;
  line-height:1;
  transition:background var(--t),color var(--t),transform var(--t);
}
.faq-q:hover .faq-icon{background:rgba(18,59,50,.08);}
.faq-item.is-open .faq-icon{background:var(--brand);color:var(--paper);border-color:var(--brand);}
.faq-a{
  display:none;
  padding:0 44px 18px 4px;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-2);
}
.faq-item.is-open .faq-a{display:block;}
.faq-item.is-open .faq-q{color:var(--brand);}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:var(--brand);
  color:var(--paper);
  border-radius:var(--radius-lg);
  padding:40px 44px;
  display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:32px;
  align-items:center;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    repeating-linear-gradient(to right,rgba(243,239,231,.06) 0 1px,transparent 1px 56px),
    repeating-linear-gradient(to bottom,rgba(243,239,231,.06) 0 1px,transparent 1px 56px);
  pointer-events:none;
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{color:var(--paper);}
.cta-band p{margin-top:10px;color:rgba(243,239,231,.78);font-size:15px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}
.cta-actions .btn-ghost{color:var(--paper);border-color:rgba(243,239,231,.45);}
.cta-actions .btn-ghost:hover{background:rgba(243,239,231,.12);border-color:var(--paper);}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:auto;
  background:var(--brand-dark);
  color:rgba(243,239,231,.72);
  padding:56px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));
  gap:40px;
  padding-bottom:36px;
  border-bottom:1px solid rgba(243,239,231,.16);
}
.footer-brand .brand{color:var(--paper);margin-bottom:14px;}
.footer-brand .brand-mark{color:var(--paper);opacity:.9;}
.footer-brand p{font-size:13px;line-height:1.8;color:rgba(243,239,231,.6);max-width:320px;}
.footer-col h4{color:var(--paper);font-size:15px;margin-bottom:14px;}
.footer-col ul{display:flex;flex-direction:column;gap:9px;}
.footer-col a,.footer-col li{font-size:13px;color:rgba(243,239,231,.68);transition:color var(--t),opacity var(--t);}
.footer-col a:hover{color:var(--paper);opacity:1;}
.footer-col .lbl{color:rgba(243,239,231,.45);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:20px;
  font-size:12px;
  color:rgba(243,239,231,.5);
}
.footer-bottom a{color:rgba(243,239,231,.68);text-decoration:none;transition:color var(--t);}
.footer-bottom a:hover{color:var(--paper);}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  :root{--sidebar-w:232px;}
  .container{padding:0 32px;}
  h1{font-size:34px;}
}
@media (max-width:1023px){
  :root{--sidebar-w:72px;}
  .sidebar{padding:20px 8px;gap:16px;align-items:stretch;}
  .sidebar .brand{justify-content:center;}
  .sidebar .brand-text{display:none;}
  .side-nav-item{justify-content:center;padding:0;}
  .side-nav-item .lbl{display:none;}
  .side-nav-item:hover{transform:none;}
  .side-nav-item.is-active::before{left:-6px;}
  .sidebar-cta{display:none;}
  .side-note{display:none;}
  .container{padding:0 32px;}
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .metric{border-bottom:1px solid var(--line);}
  .metric:nth-child(2n){border-right:none;}
  .metric:nth-child(n+3){border-bottom:none;}
  .prep-grid{grid-template-columns:repeat(2,1fr);}
  .tl-wrap{grid-template-columns:1fr;gap:24px;}
  .tl-date{position:static;display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:16px 20px;}
  .tl-date .d-txt{margin-top:0;padding-top:0;border-top:none;border-left:1px solid var(--line);padding-left:16px;}
  .cta-band{grid-template-columns:1fr;padding:34px 32px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:767px){
  .sidebar{display:none;}
  .mobile-header{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    height:60px;
    padding:0 20px;
    background:var(--surface);
    border-bottom:1px solid var(--line);
    position:sticky;
    top:0;
    z-index:50;
  }
  .mobile-header .brand-text{font-size:16px;}
  .burger{
    width:44px;height:44px;
    display:inline-flex;align-items:center;justify-content:center;
    border:1px solid var(--line);
    border-radius:var(--radius);
    background:var(--surface);
    color:var(--ink);
    cursor:pointer;
    transition:color var(--t),border-color var(--t),background var(--t);
  }
  .burger:hover{color:var(--brand);border-color:rgba(18,59,50,.35);background:rgba(18,59,50,.05);}
  .container{padding:0 20px;}
  h1{font-size:27px;}
  h2{font-size:22px;}
  .page-hero-inner{padding:32px 0 34px;}
  .hero-facts{backdrop-filter:none;}
  .hero-fact{flex:1 1 100%;border-right:none;border-bottom:1px solid var(--line);}
  .hero-fact:last-child{border-bottom:none;}
  .section{padding:52px 0;}
  .section-tight{padding:40px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px;}
  .metrics{grid-template-columns:1fr;}
  .metric{border-right:none!important;border-bottom:1px solid var(--line)!important;}
  .metric:last-child{border-bottom:none!important;}
  .prep-grid{grid-template-columns:1fr;}
  .tab{flex:1 1 100%;}
  .tl-item{grid-template-columns:22px minmax(0,1fr);}
  .tl-time{grid-column:2;grid-row:1;padding-top:0;margin-bottom:6px;font-size:14px;}
  .tl-axis{grid-column:1;grid-row:1 / span 2;min-height:40px;}
  .tl-dot{top:8px;}
  .tl-body{grid-column:2;grid-row:2;padding:0 0 20px;}
  .tl-item:hover .tl-body{transform:none;box-shadow:none;background:transparent;border-color:transparent;}
  .tl-desc{max-width:none;}
  .cta-band{padding:28px 20px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .footer-brand{grid-column:1 / -1;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:519px){
  .container{padding:0 16px;}
  h1{font-size:24px;}
  .page-hero .lede{font-size:15px;}
  .footer-grid{grid-template-columns:1fr;}
}

/* roulang page: category2 */
:root{
  --brand:#123B32;
  --brand-mid:#0F3129;
  --brand-dark:#0D2A24;
  --accent:#B5563A;
  --gold:#C9A227;
  --bg:#F7F3EC;
  --surface:#FFFFFF;
  --surface-2:#EFE9DE;
  --ink:#1B1F1E;
  --ink-2:#5C6360;
  --ink-3:#8A918D;
  --line:#DCD4C6;
  --radius-card:8px;
  --radius-btn:6px;
  --shadow-1:0 1px 2px rgba(27,31,30,.04);
  --shadow-2:0 8px 24px rgba(18,59,50,.08);
  --nav-w:232px;
  --main-max:1200px;
  --ease:180ms ease-out;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Noto Sans SC','Source Han Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none;transition:color var(--ease),opacity var(--ease),border-color var(--ease),background-color var(--ease)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;
}
body.no-scroll{overflow:hidden}

/* ---------- layout ---------- */
.layout{display:flex;align-items:flex-start;min-height:100vh}
.side-shell{
  position:sticky;top:0;flex:0 0 var(--nav-w);width:var(--nav-w);height:100vh;
  display:flex;flex-direction:column;gap:26px;padding:28px 20px 22px;
  background:#FCFAF5;border-right:1px solid var(--line);
}
.main{flex:1;min-width:0;padding:0 40px}
.container{width:100%;max-width:var(--main-max);margin:0 auto}
.section{padding:88px 0 0}
.section-tight{padding:56px 0 0}

/* ---------- brand ---------- */
.brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:600;letter-spacing:.02em;color:var(--brand)}
.brand-mark{width:22px;height:22px;color:var(--brand);flex:0 0 auto}
.brand-text{white-space:nowrap}

/* ---------- side nav ---------- */
.side-nav{display:flex;flex-direction:column;gap:2px}
.side-nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:6px;font-size:15px;line-height:1.5;
  color:var(--ink-2);transition:color var(--ease),background-color var(--ease),transform var(--ease);
}
.side-nav-item .ico{width:18px;height:18px;flex:0 0 auto;color:var(--ink-3);transition:color var(--ease)}
.side-nav-item:hover{color:var(--brand);transform:translateX(2px)}
.side-nav-item:hover .ico{color:var(--brand)}
.side-nav-item.is-active{color:var(--brand);font-weight:600;background:rgba(18,59,50,.08)}
.side-nav-item.is-active .ico{color:var(--brand)}
.side-nav-item.is-active::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:2px;background:var(--brand);
}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.side-meta{font-size:12px;line-height:1.7;color:var(--ink-3)}
.side-meta strong{display:block;color:var(--ink-2);font-weight:600}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border:1px solid transparent;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;transition:background-color var(--ease),color var(--ease),transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.btn .ico{width:17px;height:17px;flex:0 0 auto}
.btn-primary{background:var(--brand);color:#F7F3EC;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--brand-mid);transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-ghost:hover{background:rgba(18,59,50,.08);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-accent{background:var(--accent);color:#FBF7F2}
.btn-accent:hover{background:#9E4830;transform:translateY(-1px)}
.btn-sm{height:36px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);
  border-bottom:1px solid rgba(18,59,50,.35);padding-bottom:2px;transition:all var(--ease);
}
.link-more:hover{border-bottom-color:var(--brand);transform:translateX(2px)}

/* ---------- topbar / drawer (mobile) ---------- */
.topbar{display:none}
.drawer{
  position:fixed;top:0;right:0;z-index:60;height:100vh;width:86vw;max-width:380px;
  display:flex;flex-direction:column;gap:20px;padding:20px 18px 28px;overflow-y:auto;
  background:#FCFAF5;border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform 220ms ease-out;
}
.drawer.is-open{transform:translateX(0)}
.drawer-mask{
  position:fixed;inset:0;z-index:55;background:rgba(13,42,36,.45);
  opacity:0;visibility:hidden;transition:opacity 220ms ease-out,visibility 220ms ease-out;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-close{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:6px;color:var(--ink-2);transition:all var(--ease);
}
.drawer-close:hover{border-color:var(--brand);color:var(--brand)}
.drawer-nav{display:flex;flex-direction:column;gap:2px}
.drawer-nav .side-nav-item{font-size:18px;line-height:44px;padding:4px 12px;justify-content:space-between}
.drawer-nav .side-nav-item .arrow{width:16px;height:16px;color:var(--ink-3)}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3)}

/* ---------- page head ---------- */
.page-head{position:relative;overflow:hidden;padding:56px 0 44px;background:linear-gradient(180deg,rgba(18,59,50,.06),rgba(247,243,236,0));border-bottom:1px solid var(--line)}
.page-head::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg,rgba(18,59,50,.05) 0 1px,transparent 1px 40px),
    repeating-linear-gradient(90deg,rgba(18,59,50,.05) 0 1px,transparent 1px 40px);
  -webkit-mask-image:linear-gradient(115deg,#000 0%,rgba(0,0,0,.25) 45%,transparent 72%);
  mask-image:linear-gradient(115deg,#000 0%,rgba(0,0,0,.25) 45%,transparent 72%);
}
.page-head > *{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  font-size:12px;font-weight:500;letter-spacing:.06em;color:var(--brand);
  padding:5px 12px;border:1px solid rgba(18,59,50,.28);border-radius:999px;background:rgba(255,255,255,.6);
}
.page-title{margin:16px 0 14px;font-size:40px;line-height:1.25;font-weight:700;letter-spacing:-.01em;color:var(--ink);max-width:820px}
.page-lead{margin:0;max-width:720px;font-size:16px;line-height:1.85;color:var(--ink-2)}
.head-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* ---------- section headings ---------- */
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.sec-title{font-size:28px;line-height:1.35;font-weight:700;color:var(--ink)}
.sec-title::before{content:"";display:inline-block;width:3px;height:20px;margin-right:12px;background:var(--brand);vertical-align:-2px;border-radius:2px}
.sec-desc{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:700px}

/* ---------- stats ---------- */
.stat-band{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface);overflow:hidden;
}
.stat-cell{padding:24px;border-right:1px solid var(--line)}
.stat-cell:last-child{border-right:0}
.stat-num{font-family:ui-monospace,'SF Mono',Consolas,monospace;font-variant-numeric:tabular-nums;font-size:30px;font-weight:700;line-height:1.2;color:var(--brand)}
.stat-label{margin-top:6px;font-size:13px;color:var(--ink-2)}

/* ---------- chips ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;
  border:1px solid var(--line);border-radius:999px;background:var(--surface);
  font-size:13px;font-weight:500;letter-spacing:.02em;color:var(--ink-2);
  transition:all var(--ease);
}
.chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#F7F3EC}

/* ---------- guest wall ---------- */
.guest-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.guest-card{
  display:flex;flex-direction:column;gap:10px;padding:24px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  text-align:center;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.guest-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(18,59,50,.3)}
.guest-card[hidden]{display:none}
.avatar{
  width:88px;height:88px;margin:0 auto 14px;border-radius:999px;
  object-fit:cover;border:1px solid var(--line);background:rgba(18,59,50,.08);
}
.guest-name{font-size:16px;font-weight:600;color:var(--ink);line-height:1.4}
.guest-role{font-size:13px;line-height:1.6;color:var(--ink-2)}
.guest-org{font-size:13px;line-height:1.6;color:var(--ink-3)}
.tag{
  display:inline-flex;align-items:center;align-self:center;margin-top:6px;
  padding:4px 10px;border:1px solid rgba(18,59,50,.3);border-radius:999px;
  font-size:12px;font-weight:500;letter-spacing:.02em;color:var(--brand);background:rgba(18,59,50,.05);
}
.field-badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;letter-spacing:.02em;
  color:var(--ink-2);padding:4px 10px;border:1px solid var(--line);border-radius:999px;background:var(--surface-2);
}

/* ---------- topic cards ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.topic-card{
  padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(18,59,50,.3)}
.topic-no{
  width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand);color:#F7F3EC;border-radius:4px;
  font-family:ui-monospace,'SF Mono',Consolas,monospace;font-size:14px;font-weight:700;
}
.topic-title{margin:16px 0 8px;font-size:20px;line-height:1.4;font-weight:600;color:var(--ink)}
.topic-text{font-size:15px;color:var(--ink-2)}
.topic-meta{margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);font-size:13px;color:var(--ink-3)}

/* ---------- interaction list ---------- */
.flow-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:var(--surface)}
.flow-item{padding:26px 24px;border-right:1px solid var(--line)}
.flow-item:last-child{border-right:0}
.flow-title{font-size:17px;font-weight:600;color:var(--ink)}
.flow-text{margin-top:8px;font-size:14px;color:var(--ink-2)}
.flow-step{
  display:inline-block;margin-bottom:12px;font-family:ui-monospace,'SF Mono',Consolas,monospace;
  font-size:12px;letter-spacing:.08em;color:var(--accent);font-weight:700;
}

/* ---------- CTA band ---------- */
.cta-band{
  margin-top:96px;padding:44px;border-radius:10px;
  background:var(--brand-dark);color:#F3EFE7;
  display:grid;grid-template-columns:1.5fr 1fr;gap:36px;align-items:center;
}
.cta-title{font-size:28px;line-height:1.35;font-weight:700;color:#F7F3EC}
.cta-text{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(243,239,231,.78)}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.cta-note{font-size:12px;color:rgba(243,239,231,.6)}
.cta-band .btn-ghost{border-color:rgba(243,239,231,.55);color:#F3EFE7}
.cta-band .btn-ghost:hover{background:rgba(243,239,231,.12)}

/* ---------- FAQ ---------- */
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);margin-bottom:12px;overflow:hidden}
.faq-item:hover{border-color:rgba(18,59,50,.3)}
.faq-q{
  width:100%;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 20px;font-size:17px;font-weight:600;color:var(--ink);text-align:left;transition:color var(--ease);
}
.faq-q:hover{color:var(--brand)}
.faq-sign{position:relative;flex:0 0 auto;width:22px;height:22px;border:1px solid var(--brand);border-radius:4px}
.faq-sign::before,.faq-sign::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);transform:translate(-50%,-50%)}
.faq-sign::before{width:10px;height:1.5px}
.faq-sign::after{width:1.5px;height:10px;transition:transform var(--ease),opacity var(--ease)}
.faq-item.is-open .faq-sign::after{transform:translate(-50%,-50%) scaleY(0);opacity:0}
.faq-a{padding:0 20px 18px;font-size:15px;line-height:1.8;color:var(--ink-2)}
.faq-a[hidden]{display:none}

/* ---------- footer ---------- */
.site-footer{margin-top:96px;background:var(--brand-dark);color:rgba(243,239,231,.7);padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.footer-brand .brand{color:#F3EFE7;font-size:18px}
.footer-brand .brand-mark{color:var(--gold)}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(243,239,231,.68);max-width:340px}
.footer-col h4{font-size:14px;font-weight:600;letter-spacing:.04em;color:#F3EFE7;margin-bottom:16px}
.footer-col li{font-size:14px;line-height:2;color:rgba(243,239,231,.68)}
.footer-col a{opacity:.78}
.footer-col a:hover{opacity:1;color:#F3EFE7}
.footer-col .lbl{color:rgba(243,239,231,.5)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(243,239,231,.16);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(243,239,231,.6);
}
.footer-bottom a:hover{color:#F3EFE7;opacity:1}

/* ---------- responsive ---------- */
@media (min-width:1280px){
  :root{--nav-w:260px}
}
@media (max-width:1279px){
  .guest-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:1023px){
  :root{--nav-w:72px}
  .side-shell{padding:22px 10px;align-items:center}
  .side-shell .brand-text{display:none}
  .side-nav{width:100%}
  .side-nav-item{justify-content:center;padding:10px 6px}
  .side-nav-item .lbl{display:none}
  .side-nav-item:hover{transform:none}
  .side-cta span{display:none}
  .side-cta{padding:0;width:44px;height:44px;margin:0 auto}
  .side-meta{display:none}
  .main{padding:0 32px}
  .section{padding:72px 0 0}
  .page-title{font-size:34px}
  .guest-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow-list{grid-template-columns:1fr}
  .flow-item{border-right:0;border-bottom:1px solid var(--line)}
  .flow-item:last-child{border-bottom:0}
  .cta-band{grid-template-columns:1fr;padding:36px;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .side-shell{display:none}
  .topbar{
    position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;
    height:60px;padding:0 16px;background:#FCFAF5;border-bottom:1px solid var(--line);
  }
  .burger{
    width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
    border:1px solid var(--line);border-radius:6px;color:var(--brand);transition:all var(--ease);
  }
  .burger:hover{border-color:var(--brand);background:rgba(18,59,50,.06)}
  .main{padding:0 16px}
  .section{padding:56px 0 0}
  .section-tight{padding:40px 0 0}
  .page-head{padding:34px 0 30px}
  .page-title{font-size:28px}
  .page-lead{font-size:15px}
  .head-actions .btn{width:100%}
  .sec-title{font-size:23px}
  .stat-band{grid-template-columns:1fr 1fr}
  .stat-cell{border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
  .stat-cell:nth-child(2n){border-right:0}
  .stat-cell:nth-last-child(-n+2){border-bottom:0}
  .guest-grid{grid-template-columns:1fr;gap:16px}
  .guest-card{flex-direction:row;align-items:flex-start;text-align:left;padding:20px;gap:16px}
  .avatar{width:72px;height:72px;flex:0 0 72px;margin:0}
  .guest-body{display:flex;flex-direction:column;gap:4px}
  .tag{align-self:flex-start;margin-top:8px}
  .topic-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 22px;border-radius:8px;margin-top:64px}
  .cta-title{font-size:23px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .faq-q{font-size:16px;padding:12px 16px}
  .faq-a{padding:0 16px 16px}
  .site-footer{margin-top:64px;padding:40px 0 24px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .stat-band{grid-template-columns:1fr}
  .stat-cell{border-right:0;border-bottom:1px solid var(--line)}
  .stat-cell:last-child{border-bottom:0}
}

/* roulang page: category3 */
:root{
  --brand:#123B32;
  --brand-dark:#0D2A24;
  --accent:#B5563A;
  --gold:#C9A227;
  --bg:#F7F3EC;
  --surface:#FFFFFF;
  --surface-2:#EFE9DE;
  --surface-3:#FBF8F3;
  --ink:#1B1F1E;
  --ink-2:#5C6360;
  --ink-3:#8A918D;
  --line:#DCD4C6;
  --ok:#2F6B4F;
  --info:#3E5C6B;
  --r-card:8px;
  --r-btn:6px;
  --r-img:6px;
  --sh-1:0 1px 2px rgba(27,31,30,.04);
  --sh-2:0 8px 24px rgba(18,59,50,.08);
  --t-fast:150ms ease-out;
  --t-base:200ms ease-out;
  --side-w:232px;
  --container:1200px;
  --mono:ui-monospace,"SF Mono",Consolas,"Liberation Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
table{border-collapse:collapse}
*:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
::selection{background:rgba(18,59,50,.14)}

/* ---------- shell ---------- */
.app-shell{display:flex;align-items:flex-start;min-height:100vh}
.sidebar{
  width:var(--side-w);flex:0 0 var(--side-w);
  position:sticky;top:0;height:100vh;
  display:flex;flex-direction:column;
  padding:24px 16px 18px;
  background:var(--surface-3);
  border-right:1px solid var(--line);
  z-index:40;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--brand);font-size:17px;font-weight:600;letter-spacing:.02em}
.brand-mark{width:24px;height:24px;flex:none;color:var(--brand)}
.brand-sub{margin-top:6px;font-size:12px;color:var(--ink-3);letter-spacing:.06em}
.side-nav{display:flex;flex-direction:column;gap:4px;margin-top:26px;flex:1}
.side-nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  padding:11px 12px;border-radius:var(--r-btn);
  color:var(--ink-2);font-size:15px;
  border-left:3px solid transparent;
  transition:color var(--t-fast),background var(--t-fast),transform var(--t-fast),border-color var(--t-fast);
}
.side-nav-item .ico{width:18px;height:18px;flex:none}
.side-nav-item:hover{color:var(--brand);background:rgba(18,59,50,.04);transform:translateX(2px)}
.side-nav-item.is-active{
  color:var(--brand);font-weight:600;
  background:rgba(18,59,50,.08);
  border-left-color:var(--brand);
}
.sidebar-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.foot-note{margin-top:10px;font-size:12px;line-height:1.7;color:var(--ink-3)}
.foot-copy{margin-top:10px;font-size:12px;color:var(--ink-3)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  border:1px solid transparent;cursor:pointer;
  font-size:15px;font-weight:600;letter-spacing:.02em;
  transition:background var(--t-fast),color var(--t-fast),border-color var(--t-fast),transform var(--t-fast),box-shadow var(--t-base);
}
.btn-primary{background:var(--brand);color:#F3EFE7;box-shadow:var(--sh-1)}
.btn-primary:hover{background:#0F3129;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:rgba(18,59,50,.08)}
.btn-accent{background:var(--accent);color:#FFF7F3}
.btn-accent:hover{background:#9E4A31;transform:translateY(-1px)}
.btn-block{width:100%}
.btn-sm{height:36px;padding:0 16px;font-size:14px}
.btn-lg{height:48px;padding:0 28px}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none}
.textlink{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:14px;font-weight:600;
  border-bottom:1px solid rgba(18,59,50,.35);padding-bottom:1px;
  transition:border-color var(--t-fast),transform var(--t-fast)
}
.textlink:hover{border-bottom-color:var(--brand);transform:translateX(2px)}

/* ---------- main ---------- */
.main-area{flex:1;min-width:0;display:flex;flex-direction:column}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 40px}
section{padding:88px 0}
section.tight{padding:56px 0}
main{flex:1}

/* ---------- topbar & drawer ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:60;
  height:60px;align-items:center;justify-content:space-between;
  padding:0 18px;background:var(--surface);border-bottom:1px solid var(--line)
}
.topbar .brand{font-size:16px}
.menu-btn{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);border-radius:var(--r-btn);cursor:pointer;color:var(--brand)
}
.menu-btn:hover{background:rgba(18,59,50,.06)}
.drawer-overlay{
  position:fixed;inset:0;background:rgba(13,42,36,.42);opacity:0;visibility:hidden;
  transition:opacity var(--t-base),visibility var(--t-base);z-index:90
}
.drawer-overlay.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100vh;width:86vw;max-width:380px;
  background:var(--surface);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform var(--t-base);
  z-index:100;display:flex;flex-direction:column;padding:18px
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line)}
.drawer-close{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);border-radius:var(--r-btn);cursor:pointer;color:var(--ink-2)
}
.drawer-close:hover{background:rgba(18,59,50,.06);color:var(--brand)}
.drawer-nav{margin-top:14px;flex:1}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  font-size:18px;line-height:44px;color:var(--ink-2);
  border-bottom:1px solid var(--line);transition:color var(--t-fast),padding var(--t-fast)
}
.drawer-nav a:hover{color:var(--brand);padding-left:4px}
.drawer-nav a.is-active{color:var(--brand);font-weight:600}
.drawer-nav .arrow{color:var(--ink-3)}
.drawer-foot{margin-top:16px;padding-top:16px;border-top:1px solid var(--line);font-size:12px;color:var(--ink-3)}
body.no-scroll{overflow:hidden}

/* ---------- page head ---------- */
.page-head{
  position:relative;overflow:hidden;
  padding:64px 0 56px;
  background:
    linear-gradient(0deg,rgba(18,59,50,.06),rgba(18,59,50,.06)),
    var(--surface-2);
  border-bottom:1px solid var(--line);
}
.page-head::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    repeating-linear-gradient(to right,rgba(18,59,50,.10) 0 1px,transparent 1px 64px),
    repeating-linear-gradient(to bottom,rgba(18,59,50,.10) 0 1px,transparent 1px 64px);
  mask-image:linear-gradient(90deg,#000 0%,transparent 78%);
  -webkit-mask-image:linear-gradient(90deg,#000 0%,transparent 78%);
}
.page-head > .container{position:relative;z-index:1}
.breadcrumb{font-size:13px;color:var(--ink-2);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--ink-3)}
.page-tag{
  display:inline-block;margin-top:18px;padding:4px 10px;border-radius:999px;
  font-size:12px;font-weight:500;letter-spacing:.02em;
  color:var(--brand);background:rgba(18,59,50,.08);border:1px solid rgba(18,59,50,.18)
}
.page-head h1{margin-top:14px;font-size:42px;line-height:1.25;color:var(--ink);max-width:820px}
.page-lede{margin-top:16px;max-width:720px;color:var(--ink-2);font-size:16px}
.head-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.head-stats div{font-size:13px;color:var(--ink-2)}
.head-stats strong{display:block;font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:22px;color:var(--brand);font-weight:700;line-height:1.4}

/* ---------- section title ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px}
.sec-head h2{font-size:28px;color:var(--ink)}
.sec-head p{margin-top:10px;color:var(--ink-2);font-size:15px;max-width:640px}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;color:var(--ink-3);text-transform:uppercase;margin-bottom:10px
}
.sec-kicker::before{content:"";width:22px;height:2px;background:var(--gold)}

/* ---------- tier overview ---------- */
.tier-overview{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tier-card{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
  transition:transform var(--t-base),box-shadow var(--t-base),border-color var(--t-base)
}
.tier-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(18,59,50,.3)}
.tier-card.is-featured{border-color:var(--brand);box-shadow:var(--sh-2)}
.tier-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.tier-name{font-size:18px;font-weight:700;color:var(--ink)}
.badge{
  display:inline-block;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:500;letter-spacing:.02em;
  color:var(--accent);border:1px solid rgba(181,86,58,.4);background:rgba(181,86,58,.08)
}
.badge-brand{color:var(--brand);border-color:rgba(18,59,50,.28);background:rgba(18,59,50,.06)}
.price{margin-top:16px;display:flex;align-items:baseline;gap:6px;color:var(--ink)}
.price .num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:30px;font-weight:700;letter-spacing:-.01em}
.price .unit{font-size:13px;color:var(--ink-3)}
.tier-desc{margin-top:10px;font-size:14px;color:var(--ink-2);min-height:52px}
.tier-list{margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);display:grid;gap:10px}
.tier-list li{display:flex;gap:10px;font-size:14px;color:var(--ink-2)}
.tier-list .mk{color:var(--brand);font-weight:700;flex:none}
.tier-actions{margin-top:auto;padding-top:22px;display:grid;gap:10px}

/* ---------- benefit table ---------- */
.table-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:auto;box-shadow:var(--sh-1)
}
.benefit-table{width:100%;min-width:760px}
.benefit-table thead th{
  background:rgba(18,59,50,.06);
  font-size:14px;font-weight:600;color:var(--brand);
  text-align:left;height:56px;padding:0 20px;border-bottom:1px solid var(--line)
}
.benefit-table thead th:first-child{width:260px}
.benefit-table tbody th{
  position:sticky;left:0;z-index:1;background:var(--surface);
  width:260px;text-align:left;font-weight:500;font-size:14px;color:var(--ink);
  height:56px;padding:0 20px;border-bottom:1px solid var(--line);border-right:1px solid var(--line)
}
.benefit-table tbody td{
  height:56px;padding:0 20px;font-size:14px;color:var(--ink-2);border-bottom:1px solid var(--line)
}
.benefit-table tbody tr:last-child th,.benefit-table tbody tr:last-child td{border-bottom:none}
.benefit-table tr.group-row th,.benefit-table tr.group-row td{
  background:var(--surface-2);height:44px;
  font-size:12px;letter-spacing:.14em;color:var(--ink-2);font-weight:600;text-transform:uppercase
}
.benefit-table tr.group-row th{position:static;border-right:none}
.yes{color:var(--brand);font-weight:700}
.no{color:var(--ink-3)}
.tier-mobile{display:none}

/* ---------- steps / dark band ---------- */
.band-dark{
  position:relative;color:#F3EFE7;
  background-image:linear-gradient(180deg,rgba(13,42,36,.9),rgba(13,42,36,.94)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;border-radius:var(--r-card);
  padding:48px;overflow:hidden
}
.band-dark .sec-kicker{color:rgba(243,239,231,.7)}
.band-dark h2{color:#F3EFE7;font-size:28px}
.band-dark .sub{margin-top:12px;color:rgba(243,239,231,.72);font-size:15px;max-width:620px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:34px}
.step{padding:22px;border:1px solid rgba(243,239,231,.22);border-radius:var(--r-card);background:rgba(243,239,231,.04);transition:background var(--t-base),transform var(--t-base)}
.step:hover{background:rgba(243,239,231,.09);transform:translateY(-2px)}
.step-num{
  width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(201,162,39,.16);border:1px solid rgba(201,162,39,.6);border-radius:4px;
  font-family:var(--mono);font-size:14px;color:#F0DFA8
}
.step h3{margin-top:14px;font-size:17px;color:#F3EFE7}
.step p{margin-top:8px;font-size:13px;line-height:1.75;color:rgba(243,239,231,.7)}

/* ---------- scenario split ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.split-media{
  position:relative;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  background:rgba(18,59,50,.08);aspect-ratio:16/9
}
.split-media img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-img);opacity:.96}
.split h2{font-size:28px}
.split p{margin-top:14px;color:var(--ink-2)}
.check-list{margin-top:22px;display:grid;gap:14px}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--ink-2);padding-bottom:14px;border-bottom:1px solid var(--line)}
.check-list li:last-child{border-bottom:none;padding-bottom:0}
.check-list .dot{width:20px;height:20px;flex:none;margin-top:5px;border-radius:4px;background:rgba(18,59,50,.08);border:1px solid rgba(18,59,50,.22);display:inline-flex;align-items:center;justify-content:center;color:var(--brand);font-size:12px;font-weight:700}

/* ---------- form ---------- */
.form-wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:start}
.panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px;box-shadow:var(--sh-1)
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:8px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:13px;color:var(--ink-2);letter-spacing:.02em}
.field label .req{color:var(--accent);margin-left:4px}
.field input,.field select,.field textarea{
  height:44px;padding:0 12px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:var(--surface);color:var(--ink);
  transition:border-color var(--t-fast),box-shadow var(--t-fast),background var(--t-fast)
}
.field textarea{height:auto;min-height:96px;padding:12px;line-height:1.7;resize:vertical}
.field input:hover,.field select:hover,.field textarea:hover{border-color:rgba(18,59,50,.35)}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);box-shadow:0 0 0 2px rgba(18,59,50,.08)
}
.field .err{font-size:12px;color:var(--accent);display:none}
.field.has-error input,.field.has-error select{border-color:var(--accent)}
.field.has-error .err{display:block}
.check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--ink-2);margin-top:18px}
.check input{width:18px;height:18px;margin-top:4px;accent-color:var(--brand);flex:none}
.form-actions{margin-top:24px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.form-note{margin-top:14px;font-size:12px;color:var(--ink-3)}
.notice-list{display:grid;gap:0}
.notice-list li{
  padding:16px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--ink-2);display:flex;gap:12px
}
.notice-list li:last-child{border-bottom:none}
.notice-list .idx{font-family:var(--mono);color:var(--brand);font-weight:700;flex:none}
.side-note{margin-top:20px;padding:18px;border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface-2);font-size:13px;color:var(--ink-2)}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:0;border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:none}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:64px;padding:14px 24px;background:transparent;border:none;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink);transition:background var(--t-fast),color var(--t-fast)
}
.faq-q:hover{background:rgba(18,59,50,.04);color:var(--brand)}
.faq-icon{
  width:26px;height:26px;flex:none;border:1px solid var(--brand);border-radius:4px;color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:16px;line-height:1;font-weight:600
}
.faq-a{display:none;padding:0 24px 20px;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:760px}
.faq-item.is-open .faq-a{display:block}
.faq-item.is-open .faq-q{color:var(--brand)}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{font-size:26px;max-width:620px}
.cta-inner p{margin-top:10px;color:var(--ink-2);font-size:15px;max-width:620px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-dark);color:#F3EFE7;margin-top:0}
.site-footer .container{padding-top:56px;padding-bottom:24px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr 1fr;gap:36px;padding-bottom:36px}
.footer-brand .brand{color:#F3EFE7;font-size:17px}
.footer-brand .brand-mark{color:#E3D8B4}
.footer-brand p{margin-top:14px;font-size:13px;line-height:1.8;color:rgba(243,239,231,.7);max-width:320px}
.footer-col h4{font-size:14px;color:#F3EFE7;letter-spacing:.06em;margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col li{font-size:13px;color:rgba(243,239,231,.72)}
.footer-col a{color:rgba(243,239,231,.72);transition:opacity var(--t-fast),color var(--t-fast)}
.footer-col a:hover{color:#F3EFE7;opacity:1}
.footer-col .lbl{color:rgba(243,239,231,.5)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:18px;border-top:1px solid rgba(243,239,231,.18);font-size:12px;color:rgba(243,239,231,.6)
}
.footer-bottom a{color:rgba(243,239,231,.8)}
.footer-bottom a:hover{color:#F3EFE7}

/* ---------- responsive ---------- */
@media (min-width:768px) and (max-width:1023px){
  .sidebar{width:72px;flex:0 0 72px;padding:20px 10px;align-items:center}
  .brand-text,.brand-sub,.sidebar-foot .foot-note,.sidebar-foot .foot-copy{display:none}
  .side-nav{width:100%;align-items:center;margin-top:22px}
  .side-nav-item{justify-content:center;padding:12px 0;border-left-width:0;width:100%}
  .side-nav-item.is-active{box-shadow:inset 3px 0 0 var(--brand)}
  .side-nav-item .lbl{
    position:absolute;left:calc(100% + 12px);top:50%;transform:translateY(-50%) translateX(-4px);
    background:var(--brand-dark);color:#F3EFE7;padding:6px 12px;border-radius:6px;
    font-size:12px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity var(--t-fast),transform var(--t-fast);z-index:80
  }
  .side-nav-item:hover .lbl{opacity:1;transform:translateY(-50%) translateX(0)}
  .sidebar-foot{width:100%;border-top:none;padding-top:10px}
  .sidebar-foot .btn{width:44px;padding:0;font-size:0}
  .sidebar-foot .btn::after{content:"→";font-size:16px}
  .container{padding:0 32px}
  section{padding:72px 0}
  .tier-overview{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .form-wrap{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .page-head h1{font-size:34px}
}
@media (min-width:1280px){
  :root{--side-w:260px}
}
@media (max-width:1023px){
  .benefit-table tbody th{position:static}
}
@media (max-width:767px){
  .sidebar{display:none}
  .topbar{display:flex}
  .container{padding:0 20px}
  section{padding:56px 0}
  section.tight{padding:44px 0}
  .page-head{padding:36px 0 34px;min-height:180px}
  .page-head h1{font-size:27px;margin-top:12px}
  .page-lede{font-size:15px}
  .head-stats{gap:18px;margin-top:20px;padding-top:16px}
  .head-stats strong{font-size:19px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px}
  .sec-head h2,.split h2,.band-dark h2,.cta-inner h2{font-size:22px}
  .tier-overview{grid-template-columns:1fr}
  .tier-card{padding:20px}
  .table-wrap{display:none}
  .tier-mobile{display:grid;gap:16px}
  .band-dark{padding:26px 20px}
  .steps{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .panel{padding:20px}
  .faq-q{font-size:16px;padding:12px 18px}
  .faq-a{padding:0 18px 18px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:22px}
  .footer-brand{grid-column:1 / -1}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions .btn{width:100%}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .price .num{font-size:26px}
  .page-head h1{font-size:25px}
}

/* roulang page: category4 */
:root{
  --brand:#123B32;
  --brand-dark:#0D2A24;
  --brand-08:rgba(18,59,50,.08);
  --brand-06:rgba(18,59,50,.06);
  --brand-04:rgba(18,59,50,.04);
  --accent:#B5563A;
  --accent-08:rgba(181,86,58,.08);
  --gold:#C9A227;
  --bg:#F7F3EC;
  --surface:#FFFFFF;
  --surface-2:#EFE9DE;
  --ink:#1B1F1E;
  --ink-2:#5C6360;
  --ink-3:#8A918D;
  --line:#DCD4C6;
  --radius:8px;
  --radius-sm:6px;
  --shadow-1:0 1px 2px rgba(27,31,30,.04);
  --shadow-2:0 8px 24px rgba(18,59,50,.08);
  --ease:180ms ease-out;
  --sidebar-w:232px;
  --font-sans:'Noto Sans SC','Source Han Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  --font-mono:ui-monospace,'SF Mono',Consolas,'Courier New',monospace;
}
@media(min-width:1280px){:root{--sidebar-w:260px}}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  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;transition:color var(--ease),border-color var(--ease),background-color var(--ease),opacity var(--ease);}
img{max-width:100%;display:block;border-radius:var(--radius-sm);}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
body.no-scroll{overflow:hidden;}

/* ============ 布局骨架 ============ */
.shell{display:flex;min-height:100vh;align-items:stretch;}
.sidebar{
  flex:0 0 var(--sidebar-w);
  width:var(--sidebar-w);
  position:sticky;top:0;
  height:100vh;
  background:var(--surface);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  padding:26px 18px 20px;
  z-index:40;
}
.content-wrap{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;}
.main{flex:1 0 auto;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 40px;}

/* ============ 品牌 ============ */
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand);}
.brand-mark{width:24px;height:24px;flex:0 0 24px;color:var(--brand);}
.brand-text{font-size:17px;font-weight:600;letter-spacing:.02em;line-height:1.2;}
@media(min-width:1280px){.brand-text{font-size:18px}}

/* ============ 侧栏导航 ============ */
.side-nav{display:flex;flex-direction:column;gap:2px;margin-top:30px;}
.side-nav-item{
  position:relative;
  display:flex;align-items:center;gap:10px;
  height:42px;padding:0 12px 0 14px;
  border-radius:var(--radius-sm);
  color:var(--ink-2);
  font-size:14.5px;font-weight:500;
  transition:color 150ms ease-out,background-color 150ms ease-out,transform 150ms ease-out;
}
.side-nav-item .ico{width:18px;height:18px;flex:0 0 18px;}
.side-nav-item:hover{color:var(--brand);transform:translateX(2px);background:var(--brand-04);}
.side-nav-item.is-active{
  color:var(--brand);
  background:var(--brand-08);
  font-weight:600;
}
.side-nav-item.is-active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;
  border-radius:2px;background:var(--brand);
}
.sidebar-foot{margin-top:auto;padding-top:22px;border-top:1px solid var(--line);}
.sidebar-note{font-size:12px;line-height:1.7;color:var(--ink-3);margin-top:10px;}
.sidebar-note.muted{color:var(--ink-3);opacity:.85;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;
  border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),transform 120ms ease-out,box-shadow var(--ease);
  white-space:nowrap;
}
.btn-sm{height:36px;padding:0 14px;font-size:13.5px;}
.btn-primary{background:var(--brand);color:#F3EFE7;border-color:var(--brand);}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-08);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-accent{background:var(--accent);color:#FFF8F5;border-color:var(--accent);}
.btn-accent:hover{background:#9E4830;border-color:#9E4830;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-block{width:100%;height:40px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand);
  border-bottom:1px solid rgba(18,59,50,.35);
  padding-bottom:2px;
  transition:color var(--ease),border-color var(--ease),transform 150ms ease-out;
}
.text-link:hover{color:var(--brand-dark);border-bottom-color:var(--brand-dark);transform:translateX(2px);}

/* ============ 移动端导航 ============ */
.mobile-bar{
  display:none;
  position:sticky;top:0;z-index:50;
  height:60px;padding:0 16px;
  align-items:center;justify-content:space-between;
  background:rgba(247,243,236,.96);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--line);
}
.hamburger{
  width:44px;height:44px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  border-radius:var(--radius-sm);
}
.hamburger span{display:block;width:20px;height:1.5px;background:var(--brand);border-radius:2px;transition:transform var(--ease),opacity var(--ease);}
.hamburger:hover{background:var(--brand-08);}
.drawer-overlay{
  position:fixed;inset:0;background:rgba(13,42,36,.42);
  opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);
  z-index:60;
}
.drawer-overlay.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:70;
  width:86vw;max-width:380px;
  background:var(--surface);
  border-left:1px solid var(--line);
  transform:translateX(100%);
  transition:transform 220ms ease-out;
  display:flex;flex-direction:column;
  padding:18px 20px 24px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line);}
.drawer-close{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  font-size:24px;line-height:1;color:var(--brand);border-radius:var(--radius-sm);
}
.drawer-close:hover{background:var(--brand-08);}
.drawer-nav{display:flex;flex-direction:column;margin-top:12px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:44px;font-size:18px;color:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.drawer-nav a::after{content:"›";color:var(--ink-3);font-size:20px;}
.drawer-nav a:hover{color:var(--brand);}
.drawer-nav a.is-active{color:var(--brand);font-weight:600;}
.drawer-foot{margin-top:auto;padding-top:22px;}
.drawer-foot .contact{font-size:13px;color:var(--ink-2);margin-top:12px;line-height:1.9;}

/* ============ 页头条 ============ */
.page-head{
  position:relative;
  padding:56px 0 52px;
  background:
    repeating-linear-gradient(0deg,rgba(18,59,50,.05) 0 1px,transparent 1px 46px),
    repeating-linear-gradient(90deg,rgba(18,59,50,.05) 0 1px,transparent 1px 46px),
    var(--bg);
  border-bottom:1px solid var(--line);
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);flex-wrap:nowrap;overflow:hidden;}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb [aria-current]{color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.page-head h1{
  margin-top:20px;
  font-size:42px;line-height:1.25;font-weight:700;letter-spacing:.01em;
  color:var(--ink);
  max-width:840px;
}
.page-head-sub{margin-top:16px;font-size:16.5px;color:var(--ink-2);max-width:640px;}
.page-head .rule{width:64px;height:3px;background:var(--accent);border-radius:2px;margin-top:24px;}

/* ============ 板块 ============ */
.section{padding:72px 0;}
.section-alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  padding-bottom:18px;margin-bottom:32px;border-bottom:1px solid var(--line);
}
.section-head h2{font-size:26px;line-height:1.35;font-weight:700;}
.section-note{font-size:14px;color:var(--ink-2);margin-top:8px;max-width:620px;}
.section-head .head-right{flex:0 0 auto;}

/* ============ 特写卡 ============ */
.feature{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:0;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:box-shadow var(--ease),border-color var(--ease),transform var(--ease);
}
.feature:hover{box-shadow:var(--shadow-2);border-color:rgba(18,59,50,.3);transform:translateY(-2px);}
.feature-media{position:relative;background:var(--brand-08);min-height:280px;}
.feature-media img{width:100%;height:100%;object-fit:cover;border-radius:0;aspect-ratio:16/10;}
.feature-body{padding:34px 34px 30px;display:flex;flex-direction:column;justify-content:center;}
.feature-body h3{font-size:26px;line-height:1.4;font-weight:700;margin-top:16px;}
.feature-body h3 a{color:var(--ink);}
.feature-body h3 a:hover{color:var(--brand);}
.feature-body p{margin-top:14px;font-size:15.5px;color:var(--ink-2);line-height:1.85;max-width:560px;}

/* ============ 徽章与元信息 ============ */
.badge{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:999px;
  font-size:12px;font-weight:500;letter-spacing:.02em;line-height:1;
  border:1px solid var(--line);color:var(--ink-2);background:transparent;
}
.badge-insight{color:var(--brand);border-color:rgba(18,59,50,.35);background:var(--brand-06);}
.badge-channel{color:#3E5C6B;border-color:rgba(62,92,107,.35);background:rgba(62,92,107,.07);}
.badge-compliance{color:var(--accent);border-color:rgba(181,86,58,.35);background:var(--accent-08);}
.badge-market{color:#7A6415;border-color:rgba(201,162,39,.45);background:rgba(201,162,39,.08);}
.meta-row{display:flex;align-items:center;gap:12px;margin-top:22px;font-size:13px;color:var(--ink-3);}
.meta-row .dot{width:3px;height:3px;border-radius:50%;background:var(--line);}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.01em;}

/* ============ 杂志式布局 ============ */
.magazine-layout{display:grid;grid-template-columns:minmax(0,1fr) 316px;gap:36px;align-items:start;}
.post-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:box-shadow var(--ease),border-color var(--ease),transform var(--ease);
}
.post-card:hover{box-shadow:var(--shadow-2);border-color:rgba(18,59,50,.3);transform:translateY(-2px);}
.post-thumb{position:relative;background:var(--brand-08);}
.post-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.post-body{padding:20px;display:flex;flex-direction:column;flex:1 1 auto;}
.post-body h3{margin-top:12px;font-size:18px;line-height:1.5;font-weight:600;}
.post-body h3 a{color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-body h3 a:hover{color:var(--brand);}
.post-body p{margin-top:10px;font-size:14px;line-height:1.8;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--line);margin-top:18px;}
.post-foot .date{font-size:13px;color:var(--ink-3);font-family:var(--font-mono);font-variant-numeric:tabular-nums;}
.post-foot .go{font-size:13px;font-weight:600;color:var(--brand);}
.post-foot .go:hover{color:var(--brand-dark);}

/* ============ 侧栏面板 ============ */
.side-col{display:flex;flex-direction:column;gap:24px;position:sticky;top:24px;}
.panel{
  background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-1);
}
.panel-title{font-size:16px;font-weight:700;padding-bottom:12px;border-bottom:1px solid var(--line);}
.panel p{font-size:14px;color:var(--ink-2);margin-top:14px;line-height:1.8;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.tag{
  display:inline-flex;align-items:center;
  padding:6px 12px;border-radius:999px;
  font-size:13px;color:var(--ink-2);
  border:1px solid var(--line);background:transparent;
  transition:color var(--ease),background-color var(--ease),border-color var(--ease);
}
.tag:hover{color:#F3EFE7;background:var(--brand);border-color:var(--brand);}
.panel-subscribe{background:var(--brand-06);border-color:rgba(18,59,50,.18);}
.subscribe{display:flex;gap:8px;margin-top:16px;}
.subscribe input{
  flex:1 1 auto;min-width:0;height:44px;padding:0 12px;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:var(--surface);font-size:14px;color:var(--ink);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.subscribe input::placeholder{color:var(--ink-3);}
.subscribe input:focus{border-color:var(--brand);box-shadow:0 0 0 2px var(--brand-08);outline:none;}
.form-hint{font-size:12px;color:var(--ink-3);margin-top:10px;line-height:1.7;}

/* ============ 统计条 ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;
}
.stat{padding:24px 22px;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat .k{font-size:12px;color:var(--ink-3);letter-spacing:.04em;}
.stat .v{margin-top:10px;font-size:19px;font-weight:700;color:var(--brand);line-height:1.4;}
.stat .d{margin-top:6px;font-size:13px;color:var(--ink-2);}

/* ============ 议题追踪列表 ============ */
.track-list{border-top:1px solid var(--line);}
.track-item{
  display:grid;grid-template-columns:96px minmax(0,1fr) auto;
  gap:24px;align-items:center;
  padding:22px 8px;border-bottom:1px solid var(--line);
  transition:background-color var(--ease);
}
.track-item:hover{background:var(--brand-04);}
.track-item .idx{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:14px;color:var(--ink-3);letter-spacing:.02em;
}
.track-item h3{font-size:17px;font-weight:600;line-height:1.5;}
.track-item h3 a{color:var(--ink);}
.track-item h3 a:hover{color:var(--brand);}
.track-item p{font-size:14px;color:var(--ink-2);margin-top:6px;line-height:1.8;}
.track-item .state{
  font-size:12px;color:var(--brand);border:1px solid rgba(18,59,50,.3);
  background:var(--brand-06);border-radius:999px;padding:4px 10px;white-space:nowrap;
}

/* ============ FAQ ============ */
.faq{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);overflow:hidden;}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:64px;padding:14px 22px;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink);
  transition:background-color var(--ease),color var(--ease);
}
.faq-q:hover{background:var(--brand-04);color:var(--brand);}
.faq-icon{
  flex:0 0 28px;width:28px;height:28px;border:1px solid var(--brand);border-radius:var(--radius-sm);
  display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:16px;line-height:1;
  transition:background-color var(--ease),color var(--ease),transform var(--ease);
}
.faq-item.is-open .faq-icon{background:var(--brand);color:#F3EFE7;}
.faq-a{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--ink-2);max-width:760px;}

/* ============ CTA 区 ============ */
.cta-band{
  display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);
  gap:36px;align-items:center;
  background:var(--brand);
  border-radius:var(--radius);
  padding:40px;
  color:#F3EFE7;
}
.cta-band h2{font-size:26px;line-height:1.35;font-weight:700;color:#F3EFE7;}
.cta-band p{margin-top:14px;font-size:15px;line-height:1.85;color:rgba(243,239,231,.78);max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.cta-band .btn-ghost{color:#F3EFE7;border-color:rgba(243,239,231,.55);}
.cta-band .btn-ghost:hover{background:rgba(243,239,231,.12);}
.cta-side{border-left:1px solid rgba(243,239,231,.22);padding-left:32px;}
.cta-side .row{padding:14px 0;border-bottom:1px dashed rgba(243,239,231,.24);}
.cta-side .row:last-child{border-bottom:0;}
.cta-side .row .k{font-size:12px;color:rgba(243,239,231,.66);letter-spacing:.04em;}
.cta-side .row .v{margin-top:6px;font-size:15px;color:#F3EFE7;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:56px;
  background:var(--brand-dark);
  color:#F3EFE7;
  border-top:1px solid rgba(243,239,231,.14);
}
.site-footer .container{padding-top:56px;padding-bottom:24px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand .brand{color:#F3EFE7;}
.footer-brand .brand-mark{color:#F3EFE7;}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.9;color:rgba(243,239,231,.72);max-width:360px;}
.footer-col h4{font-size:15px;font-weight:600;color:#F3EFE7;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:rgba(243,239,231,.7);}
.footer-col ul li a:hover{color:#F3EFE7;opacity:1;}
.footer-col ul li span{font-size:14px;color:rgba(243,239,231,.7);}
.footer-col ul li .lbl{color:rgba(243,239,231,.55);}
.footer-bottom{
  margin-top:44px;padding-top:20px;
  border-top:1px solid rgba(243,239,231,.16);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(243,239,231,.62);
}
.footer-bottom a{color:rgba(243,239,231,.78);}
.footer-bottom a:hover{color:#F3EFE7;}

/* ============ 响应式 ============ */
@media(max-width:1279px){
  .container{padding:0 32px;}
  .magazine-layout{grid-template-columns:minmax(0,1fr) 290px;gap:28px;}
}
@media(min-width:768px) and (max-width:1023px){
  :root{--sidebar-w:72px;}
  .sidebar{padding:20px 10px;align-items:center;}
  .sidebar .brand{gap:0;}
  .sidebar .brand-text{display:none;}
  .side-nav{width:100%;align-items:center;}
  .side-nav-item{justify-content:center;padding:0;width:48px;}
  .side-nav-item .lbl{display:none;}
  .side-nav-item.is-active::before{top:6px;bottom:6px;}
  .sidebar-foot{width:100%;display:flex;flex-direction:column;align-items:center;gap:10px;}
  .sidebar-foot .btn-block{width:48px;padding:0;font-size:0;}
  .sidebar-foot .btn-block::after{content:"报名";font-size:13px;}
  .sidebar-note{display:none;}
  .container{padding:0 32px;}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .magazine-layout{grid-template-columns:minmax(0,1fr);}
  .side-col{position:static;flex-direction:row;gap:20px;}
  .side-col .panel{flex:1 1 50%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media(max-width:1023px){
  .feature{grid-template-columns:minmax(0,1fr);}
  .feature-media{min-height:220px;}
  .feature-media img{aspect-ratio:16/9;}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:32px;}
  .cta-side{border-left:0;border-top:1px solid rgba(243,239,231,.22);padding-left:0;padding-top:18px;}
  .page-head h1{font-size:34px;}
  .section{padding:60px 0;}
}
@media(max-width:767px){
  .mobile-bar{display:flex;}
  .sidebar{display:none;}
  .container{padding:0 20px;}
  .page-head{padding:38px 0 36px;}
  .page-head h1{font-size:28px;margin-top:16px;}
  .page-head-sub{font-size:15px;}
  .section{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px;}
  .section-head h2{font-size:22px;}
  .post-grid{grid-template-columns:minmax(0,1fr);}
  .feature-body{padding:22px 20px 24px;}
  .feature-body h3{font-size:21px;}
  .side-col{flex-direction:column;}
  .track-item{grid-template-columns:minmax(0,1fr);gap:10px;padding:20px 4px;}
  .track-item .idx{font-size:13px;}
  .track-item .state{justify-self:start;}
  .stat-strip{grid-template-columns:minmax(0,1fr);}
  .stat{border-right:0;border-bottom:1px solid var(--line);}
  .stat:last-child{border-bottom:0;}
  .faq-q{font-size:16px;padding:12px 18px;}
  .faq-a{padding:0 18px 18px;}
  .cta-band{padding:24px 20px;}
  .cta-band h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px;}
  .footer-brand{grid-column:1 / -1;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .subscribe{flex-direction:column;}
  .subscribe .btn{width:100%;}
}
@media(max-width:519px){
  .page-head h1{font-size:26px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
}

/* roulang page: category5 */
:root{
    --brand:#123B32;
    --brand-dark:#0D2A24;
    --brand-06:rgba(18,59,50,.06);
    --brand-08:rgba(18,59,50,.08);
    --brand-14:rgba(18,59,50,.14);
    --accent:#B5563A;
    --accent-08:rgba(181,86,58,.08);
    --gold:#C9A227;
    --bg:#F7F3EC;
    --surface:#FFFFFF;
    --surface-2:#EFE9DE;
    --side-bg:#FBF8F2;
    --ink:#1B1F1E;
    --ink-2:#5C6360;
    --ink-3:#8A918D;
    --line:#DCD4C6;
    --white-soft:#F3EFE7;
    --r-card:8px;
    --r-btn:6px;
    --r-img:6px;
    --r-pill:999px;
    --sh-1:0 1px 2px rgba(27,31,30,.04);
    --sh-2:0 8px 24px rgba(18,59,50,.08);
    --t:180ms ease-out;
    --side-w:232px;
    --gap-section:96px;
    --font-sans:'Noto Sans SC','Source Han Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
    --font-mono:ui-monospace,'SF Mono',Consolas,Menlo,monospace;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:var(--font-sans);
    font-size:16px;
    line-height:1.85;
    letter-spacing:.01em;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;transition:color var(--t),opacity var(--t),border-color var(--t),background-color var(--t);}
  a:hover{color:var(--brand);}
  button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
  h1,h2,h3,h4,p,ul,ol{margin:0;}
  ul,ol{padding:0;list-style:none;}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

  .num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}

  /* ---------- 布局骨架 ---------- */
  .layout{display:grid;grid-template-columns:var(--side-w) minmax(0,1fr);min-height:100vh;}
  .main-area{min-width:0;padding:0 40px;}
  .main-inner{max-width:1200px;margin:0 auto;}
  .section{padding:var(--gap-section) 0;}
  .section-tight{padding:56px 0;}

  /* ---------- 左侧竖向导航 ---------- */
  .side{
    position:sticky;top:0;height:100vh;
    display:flex;flex-direction:column;
    background:var(--side-bg);
    border-right:1px solid var(--line);
    padding:28px 20px 20px;
    z-index:30;
  }
  .brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand);}
  .brand-mark{width:24px;height:24px;flex:0 0 24px;color:var(--brand);}
  .brand-text{font-size:17px;font-weight:600;letter-spacing:.02em;line-height:1.2;}
  .side-brand{padding:0 8px 24px;border-bottom:1px solid var(--line);margin-bottom:20px;}

  .side-nav{display:flex;flex-direction:column;gap:2px;flex:1 1 auto;min-height:0;overflow-y:auto;}
  .side-nav-item{
    display:flex;align-items:center;gap:12px;
    padding:11px 14px;
    border-left:3px solid transparent;
    border-radius:0 var(--r-btn) var(--r-btn) 0;
    color:var(--ink-2);
    font-size:15px;
    line-height:1.4;
  }
  .side-nav-item .ico{width:20px;height:20px;flex:0 0 20px;color:var(--ink-3);transition:color var(--t);}
  .side-nav-item:hover{color:var(--brand);transform:translateX(2px);background:rgba(18,59,50,.04);}
  .side-nav-item:hover .ico{color:var(--brand);}
  .side-nav-item.is-active{
    border-left-color:var(--brand);
    background:var(--brand-08);
    color:var(--brand);
    font-weight:600;
  }
  .side-nav-item.is-active .ico{color:var(--brand);}

  .side-foot{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);}
  .side-cta{
    display:flex;align-items:center;justify-content:center;
    width:100%;height:40px;
    background:var(--brand);color:var(--white-soft);
    font-size:14px;font-weight:600;
    border-radius:var(--r-btn);
    border:1px solid var(--brand);
  }
  .side-cta:hover{background:#0F3329;color:#fff;transform:translateY(-1px);}
  .side-cta:active{transform:translateY(1px);}
  .side-meta{margin-top:12px;font-size:12px;line-height:1.7;color:var(--ink-3);}
  .side-meta strong{color:var(--ink-2);font-weight:600;}

  /* ---------- 移动端顶栏与抽屉 ---------- */
  .topbar{
    display:none;position:sticky;top:0;z-index:40;
    height:60px;align-items:center;justify-content:space-between;
    padding:0 18px;background:var(--side-bg);border-bottom:1px solid var(--line);
  }
  .nav-toggle{
    width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
    background:transparent;border:1px solid var(--line);border-radius:var(--r-btn);cursor:pointer;
  }
  .nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
  .drawer-mask{position:fixed;inset:0;background:rgba(13,42,36,.42);z-index:50;opacity:0;pointer-events:none;transition:opacity var(--t);}
  .drawer-mask.is-open{opacity:1;pointer-events:auto;}
  .drawer{
    position:fixed;top:0;right:0;bottom:0;width:86vw;max-width:380px;z-index:60;
    background:var(--surface);border-left:1px solid var(--line);
    padding:20px;display:flex;flex-direction:column;gap:8px;
    transform:translateX(102%);transition:transform 220ms ease-out;
  }
  .drawer.is-open{transform:translateX(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line);}
  .drawer-close{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;background:transparent;border:1px solid var(--line);border-radius:var(--r-btn);cursor:pointer;}
  .drawer-close:hover{border-color:var(--brand);color:var(--brand);}
  .drawer-nav{display:flex;flex-direction:column;margin-top:8px;}
  .drawer-nav a{
    display:flex;align-items:center;justify-content:space-between;
    font-size:18px;line-height:44px;color:var(--ink-2);border-bottom:1px solid var(--line);
  }
  .drawer-nav a:hover{color:var(--brand);}
  .drawer-nav a.is-active{color:var(--brand);font-weight:600;}
  .drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);}

  /* ---------- 通用组件 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:44px;padding:0 22px;border-radius:var(--r-btn);
    font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
    transition:background-color var(--t),color var(--t),transform var(--t),border-color var(--t);
  }
  .btn-primary{background:var(--brand);color:var(--white-soft);border-color:var(--brand);}
  .btn-primary:hover{background:#0F3329;color:#fff;transform:translateY(-1px);}
  .btn-primary:active{transform:translateY(1px);}
  .btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand);}
  .btn-ghost:hover{background:var(--brand-08);color:var(--brand);}
  .btn-accent{background:var(--accent);color:#fff;border-color:var(--accent);}
  .btn-accent:hover{background:#9C4730;color:#fff;transform:translateY(-1px);}
  .btn-sm{height:36px;padding:0 16px;font-size:14px;}
  .btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;}

  .link-more{
    display:inline-flex;align-items:center;gap:6px;
    font-size:14px;font-weight:600;color:var(--brand);
    border-bottom:1px solid rgba(18,59,50,.35);padding-bottom:2px;
  }
  .link-more:hover{border-bottom-color:var(--brand);transform:translateX(2px);}

  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:4px 10px;border-radius:var(--r-pill);
    font-size:12px;font-weight:500;letter-spacing:.02em;line-height:1;
    border:1px solid var(--line);color:var(--ink-2);background:var(--surface);
  }
  .badge-brand{border-color:rgba(18,59,50,.3);color:var(--brand);background:var(--brand-06);}
  .badge-accent{border-color:rgba(181,86,58,.35);color:var(--accent);background:var(--accent-08);}
  .badge-gold{border-color:rgba(201,162,39,.45);color:#8A6E12;background:rgba(201,162,39,.08);}

  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--ink-3);text-transform:uppercase;
  }
  .eyebrow::before{content:"";width:24px;height:1px;background:var(--gold);display:inline-block;}

  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
  .section-head h2{font-size:28px;line-height:1.35;font-weight:700;}
  .section-head p{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:640px;}
  .rule{height:1px;background:var(--line);border:0;margin:0;}

  .card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
    box-shadow:var(--sh-1);
    transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  }
  .card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(18,59,50,.3);}

  .thumb{position:relative;overflow:hidden;border-radius:var(--r-img);border:1px solid var(--line);background:var(--brand-08);}
  .thumb img{width:100%;height:100%;object-fit:cover;}
  .ratio-16x9{aspect-ratio:16/9;}
  .ratio-3x2{aspect-ratio:3/2;}
  .ratio-1x1{aspect-ratio:1/1;}

  /* ---------- 页头条 ---------- */
  .page-head{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:var(--surface-2);}
  .page-head::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:
      repeating-linear-gradient(to right,rgba(18,59,50,.06) 0 1px,transparent 1px 64px),
      repeating-linear-gradient(to bottom,rgba(18,59,50,.06) 0 1px,transparent 1px 64px);
  }
  .page-head::after{
    content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle,rgba(18,59,50,.10) 0%,rgba(18,59,50,0) 68%);
    pointer-events:none;
  }
  .page-head-inner{position:relative;z-index:1;padding:56px 0 52px;min-height:200px;}
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);}
  .breadcrumb a{color:var(--ink-2);}
  .breadcrumb a:hover{color:var(--brand);}
  .breadcrumb .sep{color:var(--line);}
  .page-head h1{
    margin-top:18px;font-size:38px;line-height:1.25;font-weight:700;letter-spacing:.01em;max-width:820px;
  }
  .page-head .lede{margin-top:14px;font-size:16px;color:var(--ink-2);max-width:700px;}
  .head-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
  .head-kv{
    display:flex;flex-wrap:wrap;gap:0 32px;margin-top:26px;padding:16px 20px;
    background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:var(--r-card);
  }
  .head-kv div{display:flex;flex-direction:column;gap:2px;padding-right:32px;border-right:1px solid var(--line);}
  .head-kv div:last-child{border-right:0;padding-right:0;}
  .head-kv .k{font-size:12px;letter-spacing:.06em;color:var(--ink-3);}
  .head-kv .v{font-family:var(--font-mono);font-size:17px;font-weight:600;color:var(--brand);}

  /* ---------- 合作参数卡 ---------- */
  .stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
  .stat-card{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);transition:transform var(--t),box-shadow var(--t),border-color var(--t);}
  .stat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(18,59,50,.3);}
  .stat-card .idx{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:4px;background:var(--brand);color:var(--white-soft);font-family:var(--font-mono);font-size:13px;font-weight:600;}
  .stat-card h3{margin-top:16px;font-size:18px;font-weight:600;line-height:1.4;}
  .stat-card p{margin-top:8px;font-size:14px;color:var(--ink-2);line-height:1.8;}
  .stat-card .foot{margin-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--ink-3);border-top:1px dashed var(--line);padding-top:12px;}

  /* ---------- 图文时间胶囊 ---------- */
  .cap-list{position:relative;margin-top:8px;}
  .cap-item{display:grid;grid-template-columns:132px 40px minmax(0,1fr);align-items:stretch;}
  .cap-year{
    padding-top:22px;text-align:right;padding-right:8px;
  }
  .cap-year .y{font-family:var(--font-mono);font-size:22px;font-weight:600;color:var(--brand);}
  .cap-year .s{font-size:12px;color:var(--ink-3);letter-spacing:.04em;}
  .cap-axis{position:relative;}
  .cap-axis::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:1px;background:var(--line);transform:translateX(-50%);}
  .cap-dot{
    position:absolute;left:50%;top:26px;width:12px;height:12px;border-radius:50%;
    background:var(--bg);border:2px solid var(--brand);transform:translate(-50%,0);
  }
  .cap-item.is-current .cap-dot{background:var(--brand);}
  .cap-card{
    display:flex;gap:24px;align-items:stretch;
    margin:0 0 32px 20px;padding:24px;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
    box-shadow:var(--sh-1);transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  }
  .cap-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(18,59,50,.3);}
  .cap-item:nth-child(even) .cap-card{flex-direction:row-reverse;}
  .cap-media{flex:0 0 300px;max-width:300px;}
  .cap-body{flex:1 1 auto;min-width:0;}
  .cap-body h3{font-size:20px;font-weight:600;line-height:1.4;}
  .cap-body p{margin-top:10px;font-size:14.5px;color:var(--ink-2);}
  .cap-facts{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;}

  /* ---------- 深色权益 band ---------- */
  .band-dark{background:var(--brand-dark);color:var(--white-soft);}
  .band-dark .section-head h2{color:#fff;}
  .band-dark .section-head p{color:rgba(243,239,231,.7);}
  .band-dark .eyebrow{color:rgba(243,239,231,.6);}
  .band-dark .eyebrow::before{background:var(--gold);}
  .tier-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
  .tier{
    display:flex;flex-direction:column;
    padding:26px;border-radius:var(--r-card);
    background:rgba(255,255,255,.05);border:1px solid rgba(243,239,231,.18);
    transition:transform var(--t),border-color var(--t),background-color var(--t);
  }
  .tier:hover{transform:translateY(-2px);border-color:rgba(201,162,39,.55);background:rgba(255,255,255,.08);}
  .tier.is-featured{border-color:rgba(201,162,39,.6);background:rgba(255,255,255,.09);}
  .tier h3{font-size:20px;font-weight:600;}
  .tier .scope{margin-top:6px;font-size:13px;color:rgba(243,239,231,.66);}
  .tier .price{margin-top:18px;font-family:var(--font-mono);font-size:28px;font-weight:600;color:#fff;}
  .tier .price span{font-size:13px;font-weight:400;color:rgba(243,239,231,.66);margin-left:6px;letter-spacing:0;}
  .tier ul{margin-top:20px;display:flex;flex-direction:column;gap:0;border-top:1px dashed rgba(243,239,231,.22);}
  .tier li{
    display:flex;align-items:flex-start;gap:10px;padding:11px 0;
    font-size:14px;color:rgba(243,239,231,.86);border-bottom:1px dashed rgba(243,239,231,.16);
  }
  .tier li .mark{flex:0 0 16px;font-family:var(--font-mono);color:var(--gold);}
  .tier li.is-off{color:rgba(243,239,231,.42);}
  .tier li.is-off .mark{color:rgba(243,239,231,.34);}
  .tier .btn{margin-top:22px;width:100%;}
  .band-dark .btn-ghost{color:var(--white-soft);border-color:rgba(243,239,231,.5);}
  .band-dark .btn-ghost:hover{background:rgba(243,239,231,.12);color:#fff;}

  /* ---------- 流程 ---------- */
  .flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
  .flow-step{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);position:relative;}
  .flow-step::after{
    content:"";position:absolute;right:-20px;top:38px;width:20px;border-top:1px dashed var(--line);
  }
  .flow-step:last-child::after{display:none;}
  .flow-step .n{display:inline-flex;width:32px;height:32px;align-items:center;justify-content:center;border:1px solid var(--brand);border-radius:4px;color:var(--brand);font-family:var(--font-mono);font-size:13px;font-weight:600;}
  .flow-step h3{margin-top:16px;font-size:17px;font-weight:600;}
  .flow-step p{margin-top:8px;font-size:14px;color:var(--ink-2);}
  .flow-step .t{margin-top:14px;font-size:12px;color:var(--ink-3);font-family:var(--font-mono);}

  /* ---------- 表单 ---------- */
  .talk-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:40px;align-items:start;}
  .panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-1);}
  .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 20px;}
  .field{display:flex;flex-direction:column;gap:8px;min-width:0;}
  .field.full{grid-column:1 / -1;}
  .field label{font-size:13px;color:var(--ink-2);font-weight:500;}
  .field .req{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-left:6px;vertical-align:1px;}
  .field input,.field select,.field textarea{
    height:44px;padding:0 14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);
    font-size:15px;transition:border-color var(--t),box-shadow var(--t);
  }
  .field textarea{height:96px;padding:12px 14px;line-height:1.7;resize:vertical;}
  .field input:focus,.field select:focus,.field textarea:focus{
    border-color:var(--brand);box-shadow:0 0 0 2px var(--brand-08);outline:none;
  }
  .field input::placeholder,.field textarea::placeholder{color:var(--ink-3);}
  .field .hint{font-size:12px;color:var(--ink-3);}
  .check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--ink-2);}
  .check-row input{width:16px;height:16px;height:16px;margin-top:4px;accent-color:var(--brand);}
  .form-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:4px;}
  .side-note{padding:24px;border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface-2);}
  .side-note h3{font-size:17px;font-weight:600;}
  .side-note ul{margin-top:14px;display:flex;flex-direction:column;gap:12px;}
  .side-note li{display:flex;justify-content:space-between;gap:16px;font-size:14px;color:var(--ink-2);border-bottom:1px dashed var(--line);padding-bottom:12px;}
  .side-note li:last-child{border-bottom:0;padding-bottom:0;}
  .side-note li span:last-child{color:var(--brand);font-weight:600;}

  /* ---------- FAQ ---------- */
  .faq-list{border-top:1px solid var(--line);}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-item summary{
    display:flex;align-items:center;justify-content:space-between;gap:20px;
    min-height:64px;padding:12px 4px;cursor:pointer;list-style:none;
    font-size:17px;font-weight:600;color:var(--ink);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:hover{color:var(--brand);}
  .faq-icon{
    flex:0 0 26px;width:26px;height:26px;border:1px solid var(--brand);border-radius:4px;
    display:inline-flex;align-items:center;justify-content:center;color:var(--brand);font-size:16px;line-height:1;
  }
  .faq-item[open] .faq-icon{background:var(--brand);color:var(--white-soft);}
  .faq-body{padding:0 4px 20px;font-size:15px;color:var(--ink-2);line-height:1.85;max-width:820px;}

  /* ---------- CTA 条 ---------- */
  .cta-band{
    display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;
    padding:32px;border-radius:var(--r-card);
    background:var(--brand-08);border:1px solid var(--line);
  }
  .cta-band h2{font-size:24px;font-weight:700;line-height:1.4;}
  .cta-band p{margin-top:8px;font-size:14.5px;color:var(--ink-2);max-width:620px;}
  .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--brand-dark);color:rgba(243,239,231,.78);border-top:1px solid rgba(243,239,231,.14);}
  .site-footer .container{max-width:1200px;margin:0 auto;padding:0 40px;}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;padding:56px 0 36px;}
  .footer-brand .brand{color:#fff;}
  .footer-brand .brand-mark{color:#fff;}
  .footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(243,239,231,.68);max-width:320px;}
  .footer-col h4{font-size:14px;font-weight:600;color:#fff;letter-spacing:.04em;}
  .footer-col ul{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
  .footer-col a{font-size:14px;color:rgba(243,239,231,.7);}
  .footer-col a:hover{color:#fff;opacity:1;}
  .footer-col li{font-size:14px;color:rgba(243,239,231,.7);}
  .footer-col .lbl{color:rgba(243,239,231,.5);}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
    padding:18px 0 26px;border-top:1px solid rgba(243,239,231,.14);
    font-size:13px;color:rgba(243,239,231,.6);
  }
  .footer-bottom a{color:rgba(243,239,231,.8);}
  .footer-bottom a:hover{color:#fff;}

  /* ---------- 响应式 ---------- */
  @media (min-width:1280px){
    :root{--side-w:260px;--gap-section:112px;}
    .brand-text{font-size:18px;}
  }
  @media (max-width:1279px) and (min-width:1024px){
    :root{--gap-section:88px;}
  }
  @media (max-width:1023px) and (min-width:768px){
    :root{--side-w:72px;--gap-section:72px;}
    .side{padding:24px 10px 18px;align-items:center;}
    .side-brand{padding:0 0 20px;text-align:center;}
    .side-brand .brand-text{display:none;}
    .side-nav{width:100%;}
    .side-nav-item{justify-content:center;padding:11px 0;gap:0;border-left-width:3px;}
    .side-nav-item .lbl{display:none;}
    .side-foot{width:100%;}
    .side-cta{padding:0;font-size:0;}
    .side-cta::after{content:"报名";font-size:13px;}
    .side-meta{display:none;}
    .main-area{padding:0 32px;}
    .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
    .tier-grid{grid-template-columns:1fr;}
    .flow{grid-template-columns:repeat(2,minmax(0,1fr));}
    .flow-step:nth-child(2)::after{display:none;}
    .talk-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr 1fr;}
    .site-footer .container{padding:0 32px;}
  }
  @media (max-width:767px){
    :root{--gap-section:56px;}
    .layout{display:block;}
    .side{display:none;}
    .topbar{display:flex;}
    .main-area{padding:0 20px;}
    .page-head-inner{padding:36px 0 34px;min-height:180px;}
    .page-head h1{font-size:28px;margin-top:14px;}
    .head-kv{gap:14px 20px;padding:14px 16px;}
    .head-kv div{border-right:0;padding-right:0;min-width:110px;}
    .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px;}
    .section-head h2{font-size:23px;}
    .stat-grid{grid-template-columns:1fr;}
    .cap-item{grid-template-columns:56px 24px minmax(0,1fr);}
    .cap-year{text-align:left;padding-right:0;padding-top:20px;}
    .cap-year .y{font-size:16px;}
    .cap-card{flex-direction:column !important;margin-left:12px;padding:20px;}
    .cap-media{flex:1 1 auto;max-width:100%;}
    .tier-grid{grid-template-columns:1fr;}
    .flow{grid-template-columns:1fr;}
    .flow-step::after{display:none;}
    .form-grid{grid-template-columns:1fr;}
    .cta-band{grid-template-columns:1fr;padding:24px;}
    .cta-actions .btn{width:100%;}
    .panel{padding:20px;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:24px;padding:40px 0 28px;}
    .footer-brand{grid-column:1 / -1;}
    .site-footer .container{padding:0 20px;}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
    .faq-item summary{font-size:16px;}
  }
  @media (max-width:520px){
    .footer-grid{grid-template-columns:1fr;}
    .page-head h1{font-size:26px;}
    .stat-card{padding:20px;}
  }