/* roulang page: index */
:root{
    /* 熊猫 → 墨炭黑与暖米白；竹 → 竹青绿为唯一品牌色；体育 → 信号橙仅作点缀 */
    --ink:#15181C;
    --ink-deep:#0F1216;
    --bamboo:#2E8B6A;
    --bamboo-soft:rgba(46,139,106,.10);
    --signal:#F0762B;
    --paper:#FAFAF7;
    --card:#FFFFFF;
    --fill:#F2F2ED;
    --line:#E7E7E2;
    --text:#131720;
    --text-2:#5C6470;
    --text-3:#8C939E;
    --reverse:#F5F5F2;
    --r-card:14px;
    --r-btn:10px;
    --r-input:10px;
    --shadow-1:0 1px 2px rgba(20,24,28,.05), 0 0 0 1px var(--line);
    --shadow-2:0 12px 28px rgba(20,24,28,.09);
    --ease:cubic-bezier(.22,.61,.36,1);
    --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
    --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body.site-body{
    margin:0;
    background:var(--paper);
    color:var(--text);
    font-family:var(--font);
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block;border-style:none;}
  a{color:inherit;text-decoration:none;}
  button,input{font-family:inherit;font-size:inherit;}
  ul,ol{margin:0;padding:0;list-style:none;}

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

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding-inline:20px;
  }
  @media (min-width:1024px){
    .container{padding-inline:32px;}
  }

  /* ---------- 顶部命令栏 ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(250,250,247,.82);
    backdrop-filter:saturate(150%) blur(12px);
    -webkit-backdrop-filter:saturate(150%) blur(12px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .2s var(--ease),background .2s var(--ease);
  }
  .site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,24,28,.06);background:rgba(250,250,247,.94);}
  .nav-inner{
    display:flex;
    align-items:center;
    gap:18px;
    height:68px;
    transition:height .2s var(--ease);
  }
  .site-header.is-scrolled .nav-inner{height:60px;}

  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand-mark{
    width:34px;height:34px;border-radius:9px;
    display:flex;align-items:center;justify-content:center;
    background:var(--ink);
    flex-shrink:0;
  }
  .brand-mark svg{width:19px;height:19px;display:block;}
  .brand-text{
    font-size:17px;
    font-weight:700;
    letter-spacing:-.01em;
    color:var(--ink);
    white-space:nowrap;
  }

  .nav-links{display:none;align-items:center;gap:4px;margin-left:14px;}
  @media (min-width:1024px){.nav-links{display:flex;}}
  .nav-link{
    position:relative;
    display:inline-block;
    padding:8px 12px;
    font-size:14px;
    color:var(--text-2);
    border-radius:8px;
    transition:color .18s var(--ease),background .18s var(--ease);
  }
  .nav-link::after{
    content:"";
    position:absolute;
    left:12px;right:12px;bottom:2px;
    height:2px;
    background:var(--bamboo);
    transform:scaleX(0);
    transform-origin:left center;
    transition:transform .2s var(--ease);
  }
  .nav-link:hover{color:var(--ink);}
  .nav-link:hover::after{transform:scaleX(1);}
  .nav-link.is-active{color:var(--ink);font-weight:600;}
  .nav-link.is-active::after{display:none;}
  .nav-link.is-active::before{
    content:"";
    position:absolute;
    left:2px;top:50%;
    width:4px;height:4px;
    margin-top:-2px;
    border-radius:50%;
    background:var(--bamboo);
  }

  .nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
  .search-box{
    display:none;
    align-items:center;
    gap:8px;
    width:250px;
    height:40px;
    padding:0 12px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-input);
    transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
  }
  @media (min-width:1180px){.search-box{display:flex;}}
  .search-box:focus-within{
    border-color:var(--bamboo);
    box-shadow:0 0 0 2px rgba(46,139,106,.28);
  }
  .search-box svg{width:15px;height:15px;color:var(--text-3);flex-shrink:0;}
  .search-box input{
    border:0;outline:none;background:transparent;
    width:100%;font-size:13.5px;color:var(--text);
  }
  .search-box input::placeholder{color:var(--text-3);}
  .search-kbd{
    font-family:var(--mono);
    font-size:11px;
    color:var(--text-3);
    border:1px solid var(--line);
    border-radius:6px;
    padding:1px 5px;
    white-space:nowrap;
  }

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:7px;
    border-radius:var(--r-btn);
    border:1px solid transparent;
    font-weight:600;
    line-height:1;
    cursor:pointer;
    transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease),opacity .18s var(--ease);
  }
  .btn:focus-visible{outline:2px solid var(--bamboo);outline-offset:2px;}
  .btn-sm{height:38px;padding:0 16px;font-size:14px;}
  .btn-md{height:48px;padding:0 24px;font-size:15px;}
  .btn-lg{height:54px;padding:0 30px;font-size:16px;}
  .btn-primary{background:var(--ink);color:var(--reverse);}
  .btn-primary:hover{background:#000;transform:translateY(-1px);box-shadow:0 8px 20px rgba(20,24,28,.18);}
  .btn-primary:active{transform:translateY(0);}
  .btn-outline{background:transparent;color:var(--ink);border-color:var(--line);}
  .btn-outline:hover{border-color:var(--ink);background:#fff;transform:translateY(-1px);}
  .btn-bamboo{background:var(--bamboo);color:#fff;}
  .btn-bamboo:hover{background:#26755a;transform:translateY(-1px);box-shadow:0 8px 20px rgba(46,139,106,.24);}
  .btn-light{background:#fff;color:var(--ink);}
  .btn-light:hover{background:#EFEFE9;}
  .btn-ghost{background:transparent;color:var(--text-2);border-color:transparent;}
  .btn-ghost:hover{color:var(--ink);background:var(--fill);}
  .btn-text{
    display:inline-flex;align-items:center;gap:6px;
    font-size:14px;font-weight:600;color:var(--bamboo);
    transition:gap .18s var(--ease),color .18s var(--ease);
  }
  .btn-text:hover{gap:11px;color:#26755a;}

  .menu-toggle{
    display:inline-flex;align-items:center;justify-content:center;
    width:40px;height:40px;border-radius:var(--r-btn);
    border:1px solid var(--line);background:#fff;color:var(--ink);
    cursor:pointer;transition:border-color .18s var(--ease);
  }
  .menu-toggle:hover{border-color:var(--ink);}
  @media (min-width:1024px){.menu-toggle{display:none;}}
  .menu-toggle svg{width:18px;height:18px;}

  .mobile-drawer{
    display:none;
    border-top:1px solid var(--line);
    background:#fff;
    padding:12px 0 20px;
  }
  .mobile-drawer.is-open{display:block;}
  @media (min-width:1024px){.mobile-drawer{display:none !important;}}
  .mobile-drawer ul{display:flex;flex-direction:column;}
  .mobile-drawer a{
    display:flex;align-items:center;justify-content:space-between;
    padding:13px 4px;font-size:15px;color:var(--text-2);
    border-bottom:1px solid var(--line);
  }
  .mobile-drawer a.is-active{color:var(--ink);font-weight:600;}
  .mobile-drawer a span.dot{width:6px;height:6px;border-radius:50%;background:var(--bamboo);}

  /* ---------- 通用板块 ---------- */
  .section{padding-block:clamp(64px,9vw,120px);}
  .section-sm{padding-block:clamp(44px,5vw,72px);}
  .section-dark{background:var(--ink-deep);color:var(--reverse);}

  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:12.5px;letter-spacing:.12em;
    color:var(--bamboo);font-weight:600;
    text-transform:uppercase;
  }
  .eyebrow::before{content:"";width:16px;height:1px;background:currentColor;display:block;}

  .h2{
    font-size:clamp(1.7rem,3vw,2.5rem);
    font-weight:700;
    line-height:1.2;
    letter-spacing:-.01em;
    margin:16px 0 0;
    color:var(--text);
  }
  .section-dark .h2{color:var(--reverse);}
  .h3{
    font-size:1.15rem;
    font-weight:650;
    line-height:1.4;
    margin:0;
    color:var(--text);
  }
  .lead{color:var(--text-2);font-size:16px;line-height:1.8;}
  .section-dark .lead{color:#A9AEB6;}

  .section-head{
    display:flex;
    flex-wrap:wrap;
    align-items:flex-end;
    justify-content:space-between;
    gap:20px;
    margin-bottom:clamp(32px,4vw,52px);
  }
  .section-head .head-left{max-width:640px;}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;
    padding-block:clamp(48px,7vw,96px);
    overflow:hidden;
  }
  .hero-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:44px;
    align-items:center;
  }
  @media (min-width:1024px){
    .hero-grid{grid-template-columns:7fr 5fr;gap:56px;}
  }
  .hero h1{
    font-size:clamp(2.4rem,5.6vw,4.25rem);
    font-weight:800;
    line-height:1.06;
    letter-spacing:-.02em;
    margin:18px 0 0;
    color:var(--ink);
  }
  .hero-sub{
    margin-top:22px;
    max-width:560px;
    font-size:clamp(1rem,1.4vw,1.125rem);
    line-height:1.8;
    color:var(--text-2);
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
  .hero-stats{
    display:flex;flex-wrap:wrap;align-items:center;
    gap:0;
    margin-top:44px;
    padding-top:26px;
    border-top:1px solid var(--line);
  }
  .stat{padding:0 24px;}
  .stat:first-child{padding-left:0;}
  .stat + .stat{border-left:1px solid var(--line);}
  @media (max-width:640px){
    .stat{padding:0 16px;}
    .stat + .stat{border-left:0;}
    .hero-stats{gap:18px 0;}
  }
  .stat-value{
    font-family:var(--mono);
    font-variant-numeric:tabular-nums;
    font-size:clamp(1.5rem,2.6vw,2rem);
    font-weight:700;
    letter-spacing:-.02em;
    color:var(--ink);
    line-height:1.1;
  }
  .stat-label{font-size:12px;color:var(--text-3);letter-spacing:.04em;margin-top:6px;}

  .hero-visual{position:relative;}
  .hero-figure{
    position:relative;
    border-radius:var(--r-card);
    overflow:hidden;
    border:1px solid var(--line);
    box-shadow:var(--shadow-1);
    background:var(--fill);
  }
  .hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
  .hero-figure::after{
    content:"";
    position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(15,18,22,0) 45%,rgba(15,18,22,.42) 100%);
  }
  .hero-caption{
    position:absolute;
    left:20px;right:20px;bottom:18px;
    z-index:2;
    color:#fff;
  }
  .hero-caption strong{display:block;font-size:15px;font-weight:650;letter-spacing:.01em;}
  .hero-caption span{font-size:12.5px;color:rgba(255,255,255,.76);}

  .float-card{
    position:absolute;
    left:-14px;
    bottom:-22px;
    z-index:3;
    background:#fff;
    border-radius:var(--r-card);
    box-shadow:var(--shadow-2);
    padding:14px 18px;
    min-width:170px;
    animation:floaty 6s ease-in-out infinite;
  }
  @media (max-width:640px){.float-card{left:8px;bottom:-16px;padding:12px 14px;min-width:150px;}}
  .float-card .fc-value{
    font-family:var(--mono);
    font-variant-numeric:tabular-nums;
    font-size:22px;font-weight:700;color:var(--ink);line-height:1.1;
  }
  .float-card .fc-note{font-size:12px;color:var(--text-3);margin-top:4px;}
  @keyframes floaty{
    0%,100%{transform:translateY(0);}
    50%{transform:translateY(-4px);}
  }

  /* ---------- 价值三要点 ---------- */
  .value-row{
    display:grid;
    grid-template-columns:1fr;
    gap:28px;
    border-top:1px solid var(--line);
    padding-top:38px;
  }
  @media (min-width:768px){.value-row{grid-template-columns:repeat(3,1fr);gap:40px;}}
  .value-item{display:flex;flex-direction:column;gap:12px;}
  .value-icon{
    width:40px;height:40px;border-radius:10px;
    display:flex;align-items:center;justify-content:center;
    background:var(--bamboo-soft);color:var(--bamboo);
  }
  .value-icon svg{width:20px;height:20px;}
  .value-item p{margin:0;color:var(--text-2);font-size:14.5px;line-height:1.75;}

  /* ---------- 功能分组 ---------- */
  .feature-top{
    display:grid;
    grid-template-columns:1fr;
    gap:24px;
  }
  @media (min-width:1024px){
    .feature-top{grid-template-columns:7fr 5fr;}
  }
  .feature-main{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    overflow:hidden;
    box-shadow:var(--shadow-1);
    transition:transform .3s var(--ease),box-shadow .3s var(--ease);
    display:flex;flex-direction:column;
  }
  .feature-main:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
  .feature-main .fm-media{overflow:hidden;aspect-ratio:16/9;}
  .feature-main .fm-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
  .feature-main:hover .fm-media img{transform:scale(1.03);}
  .feature-main .fm-body{padding:26px 28px 30px;}
  .feature-main p{margin:12px 0 18px;color:var(--text-2);font-size:15px;}

  .feature-side-stack{display:grid;gap:24px;align-content:start;}
  .feature-side{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:24px 26px;
    box-shadow:var(--shadow-1);
    transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
  }
  .feature-side:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#D9D9D2;}
  .feature-side .fs-icon{
    width:38px;height:38px;border-radius:10px;background:var(--fill);
    display:flex;align-items:center;justify-content:center;color:var(--bamboo);
    margin-bottom:14px;
  }
  .feature-side .fs-icon svg{width:19px;height:19px;}
  .feature-side p{margin:8px 0 0;color:var(--text-2);font-size:14px;line-height:1.7;}

  .numlist{
    display:grid;
    grid-template-columns:1fr;
    gap:0;
    margin-top:clamp(36px,4vw,56px);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
  }
  @media (min-width:768px){.numlist{grid-template-columns:repeat(3,1fr);}}
  .numlist > li{
    padding:30px 26px 34px;
    border-bottom:1px solid var(--line);
  }
  .numlist > li:last-child{border-bottom:0;}
  @media (min-width:768px){
    .numlist > li{border-bottom:0;border-right:1px solid var(--line);}
    .numlist > li:last-child{border-right:0;}
  }
  .numlist .nl-num{
    font-family:var(--mono);
    font-size:32px;font-weight:700;
    color:rgba(21,24,28,.18);
    line-height:1;letter-spacing:-.02em;
    transition:color .25s var(--ease);
  }
  .numlist > li:hover .nl-num{color:var(--bamboo);}
  .numlist h3{margin:16px 0 10px;}
  .numlist p{margin:0 0 14px;color:var(--text-2);font-size:14.5px;line-height:1.75;}
  .numlist .nl-point{
    display:inline-flex;align-items:center;gap:7px;
    font-size:13px;color:var(--text-3);
  }
  .numlist .nl-point::before{
    content:"";width:6px;height:6px;background:var(--bamboo);border-radius:1px;display:block;
  }

  /* ---------- 使用场景 ---------- */
  .scene-tabs{
    display:flex;flex-wrap:wrap;gap:6px;
    border-bottom:1px solid var(--line);
    margin-bottom:36px;
  }
  .scene-tab{
    position:relative;
    background:transparent;border:0;cursor:pointer;
    padding:12px 16px;
    font-size:14.5px;color:var(--text-2);
    transition:color .18s var(--ease);
  }
  .scene-tab::after{
    content:"";position:absolute;left:16px;right:16px;bottom:-1px;height:2px;
    background:var(--bamboo);transform:scaleX(0);transform-origin:left center;
    transition:transform .22s var(--ease);
  }
  .scene-tab:hover{color:var(--ink);}
  .scene-tab.is-active{color:var(--ink);font-weight:600;}
  .scene-tab.is-active::after{transform:scaleX(1);}
  .scene-tab:focus-visible{outline:2px solid var(--bamboo);outline-offset:2px;border-radius:6px;}

  .scene-panel{display:none;}
  .scene-panel.is-active{display:block;animation:fadeUp .48s var(--ease) both;}
  .scene-layout{
    display:grid;grid-template-columns:1fr;gap:32px;align-items:center;
  }
  @media (min-width:1024px){.scene-layout{grid-template-columns:6fr 6fr;gap:48px;}}
  .scene-layout h3{font-size:clamp(1.2rem,1.9vw,1.5rem);font-weight:650;line-height:1.4;margin:0 0 14px;}
  .scene-layout p{margin:0 0 22px;color:var(--text-2);font-size:15.5px;line-height:1.8;}
  .check-list{display:grid;gap:12px;}
  .check-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--text-2);}
  .check-list svg{width:18px;height:18px;color:var(--bamboo);flex-shrink:0;margin-top:2px;}
  .scene-media{
    border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
    box-shadow:var(--shadow-1);
  }
  .scene-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}

  @keyframes fadeUp{
    from{opacity:0;transform:translateY(14px);}
    to{opacity:1;transform:translateY(0);}
  }

  /* ---------- 案例 ---------- */
  .case-grid{
    display:grid;grid-template-columns:1fr;gap:24px;
  }
  @media (min-width:1024px){
    .case-grid{grid-template-columns:7fr 5fr;}
  }
  .case-card{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    box-shadow:var(--shadow-1);
    overflow:hidden;
    display:flex;flex-direction:column;
    transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  }
  .case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
  .case-card .cc-media{overflow:hidden;aspect-ratio:16/9;}
  .case-card .cc-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
  .case-card:hover .cc-media img{transform:scale(1.03);}
  .case-card .cc-body{padding:24px 26px 28px;}
  .badge{
    display:inline-flex;align-items:center;
    padding:4px 11px;border-radius:999px;
    font-size:12px;font-weight:600;letter-spacing:.02em;
    background:var(--bamboo-soft);color:var(--bamboo);
  }
  .badge-signal{background:rgba(240,118,43,.12);color:#C55A18;}
  .case-card h3{margin:14px 0 10px;font-size:1.1rem;font-weight:650;line-height:1.45;}
  .case-card p{margin:0 0 20px;color:var(--text-2);font-size:14.5px;line-height:1.75;}
  .case-metrics{display:flex;gap:28px;flex-wrap:wrap;padding-top:18px;border-top:1px solid var(--line);}
  .case-metrics .cm-value{
    font-family:var(--mono);font-variant-numeric:tabular-nums;
    font-size:24px;font-weight:700;color:var(--ink);line-height:1.1;
  }
  .case-metrics .cm-label{font-size:12px;color:var(--text-3);margin-top:5px;}
  .case-card-wide{grid-column:1/-1;}
  @media (min-width:1024px){
    .case-card-wide{flex-direction:row;align-items:stretch;}
    .case-card-wide .cc-media{aspect-ratio:auto;flex:0 0 42%;}
    .case-card-wide .cc-media img{height:100%;}
    .case-card-wide .cc-body{flex:1;display:flex;flex-direction:column;justify-content:center;padding:34px 40px;}
  }

  /* ---------- 价格 ---------- */
  .price-grid{
    display:grid;grid-template-columns:1fr;gap:22px;align-items:start;
  }
  @media (min-width:768px){.price-grid{grid-template-columns:repeat(3,1fr);}}
  .price-card{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:30px 28px 32px;
    box-shadow:var(--shadow-1);
    display:flex;flex-direction:column;
    transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  }
  .price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
  .price-card .pc-name{font-size:15px;font-weight:650;color:var(--text);}
  .price-card .pc-desc{font-size:13.5px;color:var(--text-3);margin-top:6px;}
  .price-card .pc-price{
    font-family:var(--mono);font-variant-numeric:tabular-nums;
    font-size:38px;font-weight:700;letter-spacing:-.02em;color:var(--ink);
    margin-top:20px;line-height:1;
  }
  .price-card .pc-price small{font-size:13px;font-weight:500;color:var(--text-3);margin-left:6px;letter-spacing:0;}
  .price-card .pc-list{margin:24px 0 26px;display:grid;gap:11px;}
  .price-card .pc-list li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:var(--text-2);}
  .price-card .pc-list svg{width:16px;height:16px;flex-shrink:0;margin-top:3px;color:var(--bamboo);}
  .price-card .pc-list li.off{color:var(--text-3);}
  .price-card .pc-list li.off svg{color:var(--text-3);}
  .price-card .pc-list li.off span{text-decoration:line-through;text-decoration-color:rgba(140,147,158,.5);}
  .price-card .pc-foot{margin-top:auto;}
  .price-card.is-featured{
    background:var(--ink);
    border-color:var(--ink);
    color:var(--reverse);
    position:relative;
  }
  @media (min-width:768px){.price-card.is-featured{transform:translateY(-8px);}}
  @media (min-width:768px){.price-card.is-featured:hover{transform:translateY(-12px);}}
  .price-card.is-featured .pc-name{color:#fff;}
  .price-card.is-featured .pc-desc{color:#9AA0A8;}
  .price-card.is-featured .pc-price{color:#fff;}
  .price-card.is-featured .pc-price small{color:#9AA0A8;}
  .price-card.is-featured .pc-list li{color:#C9CDD3;}
  .price-card.is-featured .pc-list svg{color:#5FC49B;}
  .price-card.is-featured .pc-list li.off{color:#767C85;}
  .price-card.is-featured .pc-list li.off svg{color:#767C85;}
  .featured-flag{
    position:absolute;top:20px;right:20px;
    font-size:11.5px;font-weight:600;letter-spacing:.06em;
    padding:4px 10px;border-radius:999px;
    background:rgba(240,118,43,.18);
    color:#FFB27A;
  }

  /* ---------- FAQ ---------- */
  .faq-wrap{max-width:860px;margin:0 auto;}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-item:first-child{border-top:1px solid var(--line);}
  .faq-q{
    width:100%;
    display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:22px 4px;
    background:transparent;border:0;cursor:pointer;text-align:left;
    font-size:17px;font-weight:600;color:var(--text);
    transition:color .18s var(--ease);
  }
  .faq-q:hover{color:var(--bamboo);}
  .faq-q:focus-visible{outline:2px solid var(--bamboo);outline-offset:2px;border-radius:6px;}
  .faq-icon{
    flex-shrink:0;width:22px;height:22px;position:relative;
  }
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;background:var(--text-2);border-radius:1px;
    transition:transform .28s var(--ease),background .2s var(--ease);
  }
  .faq-icon::before{left:0;top:10px;width:22px;height:2px;}
  .faq-icon::after{top:0;left:10px;width:2px;height:22px;}
  .faq-item.is-open .faq-icon::after{transform:rotate(90deg);opacity:0;}
  .faq-item.is-open .faq-icon::before{background:var(--bamboo);}
  .faq-a{
    display:grid;grid-template-rows:0fr;
    transition:grid-template-rows .32s var(--ease);
  }
  .faq-item.is-open .faq-a{grid-template-rows:1fr;}
  .faq-a > div{overflow:hidden;}
  .faq-a p{margin:0;padding:0 4px 24px;color:var(--text-2);font-size:15px;line-height:1.85;max-width:720px;}

  /* ---------- 资讯 / CMS 列表 ---------- */
  .news-grid{
    display:grid;grid-template-columns:1fr;gap:24px;
  }
  @media (min-width:768px){.news-grid{grid-template-columns:repeat(2,1fr);}}
  @media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr);}}
  .news-card{
    display:flex;flex-direction:column;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    overflow:hidden;
    box-shadow:var(--shadow-1);
    transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  }
  .news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
  .news-card:focus-visible{outline:2px solid var(--bamboo);outline-offset:2px;}
  .news-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--fill);}
  .news-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
  .news-card:hover .news-media img{transform:scale(1.03);}
  .news-media .badge{
    position:absolute;left:12px;top:12px;
    background:rgba(46,139,106,.92);color:#fff;
    backdrop-filter:blur(4px);
  }
  .news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
  .news-body h3{
    margin:0 0 10px;font-size:1.02rem;font-weight:650;line-height:1.5;color:var(--text);
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .news-body p{
    margin:0 0 18px;font-size:14px;color:var(--text-2);line-height:1.7;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .news-meta{
    margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
    display:flex;align-items:center;justify-content:space-between;
    font-size:12.5px;color:var(--text-3);
  }
  .news-meta .nm-date{font-family:var(--mono);font-variant-numeric:tabular-nums;}
  .empty-state{
    grid-column:1/-1;
    border:1px dashed var(--line);
    border-radius:var(--r-card);
    background:#fff;
    padding:56px 24px;
    text-align:center;
    display:flex;flex-direction:column;align-items:center;gap:14px;
  }
  .empty-state svg{width:34px;height:34px;color:var(--text-3);}
  .empty-state p{margin:0;color:var(--text-2);font-size:14.5px;}

  /* ---------- 底部 CTA ---------- */
  .cta-band{
    position:relative;
    background:var(--ink-deep);
    color:var(--reverse);
    overflow:hidden;
  }
  .cta-band::before{
    content:"";
    position:absolute;inset:0;
    background-image:repeating-linear-gradient(115deg,rgba(46,139,106,.14) 0 1px,transparent 1px 26px);
    opacity:.5;
    pointer-events:none;
  }
  .cta-inner{
    position:relative;z-index:2;
    padding-block:clamp(56px,7vw,92px);
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  }
  .cta-inner h2{
    font-size:clamp(1.6rem,2.9vw,2.35rem);
    font-weight:700;line-height:1.22;letter-spacing:-.01em;margin:0;
    color:#fff;max-width:640px;
  }
  .cta-inner p{margin:14px 0 0;color:#A9AEB6;font-size:15px;max-width:520px;}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--ink-deep);color:#8C939E;font-size:14px;}
  .footer-grid{
    display:grid;grid-template-columns:1fr;gap:38px;
    padding-block:clamp(48px,6vw,72px);
  }
  @media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;}}
  .footer-brand .brand-mark{background:#1C2026;}
  .footer-brand .brand-text{color:#F5F5F2;}
  .footer-brand p{margin:16px 0 0;line-height:1.8;max-width:320px;color:#868D96;font-size:13.5px;}
  .footer-col h4{
    font-size:13px;font-weight:650;letter-spacing:.08em;
    color:#E3E5E8;margin:0 0 18px;
  }
  .footer-col ul{display:grid;gap:12px;}
  .footer-link{
    position:relative;display:inline-block;
    color:#8C939E;font-size:13.5px;
    transition:color .18s var(--ease),padding-left .18s var(--ease);
  }
  .footer-link::before{
    content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
    width:0;height:6px;background:var(--bamboo);border-radius:1px;
    transition:width .18s var(--ease);
  }
  .footer-link:hover{color:#F5F5F2;padding-left:12px;}
  .footer-link:hover::before{width:6px;}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.08);
    padding-block:22px;
    display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
    font-size:12.5px;color:#767C85;
  }
  .footer-bottom .fb-links{display:flex;flex-wrap:wrap;gap:18px;}
  .footer-bottom a{transition:color .18s var(--ease);}
  .footer-bottom a:hover{color:#F5F5F2;}

  /* ---------- 进场动效 ---------- */
  .reveal{opacity:0;transform:translateY(14px);transition:opacity .48s var(--ease),transform .48s var(--ease);}
  .reveal.is-visible{opacity:1;transform:translateY(0);}

  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *,*::before,*::after{
      animation-duration:.001ms !important;
      animation-iteration-count:1 !important;
      transition-duration:.001ms !important;
    }
    .reveal{opacity:1;transform:none;}
  }

/* roulang page: article */
:root{
  /* 熊猫：墨炭黑与温润米白；竹：竹青绿为唯一品牌色；体育：信号橙仅作点缀 */
  --ink:#15181C;
  --ink-deep:#0F1216;
  --bamboo:#2E8B6A;
  --bamboo-soft:#E6F2EC;
  --signal:#F0762B;
  --page:#FAFAF7;
  --card:#FFFFFF;
  --fill:#F2F2ED;
  --line:#E7E7E2;
  --t1:#131720;
  --t2:#5C6470;
  --t3:#8C939E;
  --inv:#F5F5F2;
  --r-card:14px;
  --r-btn:10px;
  --shadow-1:0 1px 2px rgba(20,24,28,.05), 0 0 0 1px var(--line);
  --shadow-2:0 12px 28px rgba(20,24,28,.09);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --nav-h:68px;
  --container:1200px;
}

html{scroll-behavior:smooth;}
html body{
  margin:0;
  padding:0;
  background:var(--page);
  color:var(--t1);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
html body *{box-sizing:border-box;}
img{max-width:100%;height:auto;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
::selection{background:rgba(46,139,106,.18);}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
@media (min-width:1024px){.container{padding:0 32px;}}

a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--bamboo);outline-offset:2px;border-radius:6px;}

/* ---------------- 顶部命令栏 ---------------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,250,247,.82);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:height .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(20,24,28,.06);}
.nav-shell{display:flex;align-items:center;gap:28px;height:var(--nav-h);transition:height .2s var(--ease);}
.site-header.is-scrolled .nav-shell{height:60px;}

.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-.01em;color:var(--ink);font-size:17px;white-space:nowrap;}
.brand-text{font-weight:700;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--ink);
  display:grid;place-items:center;flex:0 0 auto;
}
.brand-mark svg{width:20px;height:20px;stroke:var(--inv);}

.nav-links{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-link{
  position:relative;display:inline-block;padding:8px 12px;font-size:14px;color:var(--t2);
  border-radius:8px;transition:color .18s var(--ease), background .18s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--bamboo);
  transform:scaleX(0);transform-origin:left center;transition:transform .2s var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{display:none;}
.nav-link.is-active::before{
  content:"";position:absolute;left:-2px;top:50%;transform:translateY(-50%);
  width:4px;height:4px;border-radius:50%;background:var(--bamboo);
}

.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:252px;height:40px;padding:0 10px 0 12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);
  transition:border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.command-search:focus-within{border-color:var(--bamboo);box-shadow:0 0 0 3px rgba(46,139,106,.18);}
.command-search svg{width:16px;height:16px;stroke:var(--t3);flex:0 0 auto;}
.command-search input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;font-size:13.5px;color:var(--t1);outline:none;
}
.command-search input::placeholder{color:var(--t3);}
.kbd{
  flex:0 0 auto;font-family:var(--mono);font-size:11px;color:var(--t2);
  background:var(--fill);border:1px solid var(--line);border-radius:6px;padding:2px 6px;line-height:1.4;
}
.nav-quiet{font-size:14px;color:var(--t2);padding:6px 4px;transition:color .18s var(--ease);}
.nav-quiet:hover{color:var(--ink);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:14.5px;font-weight:600;line-height:1;padding:13px 22px;border-radius:var(--r-btn);
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease);
}
.btn-primary{background:var(--ink);color:var(--inv);}
.btn-primary:hover{background:#000;transform:translateY(-1px);box-shadow:0 10px 22px rgba(20,24,28,.18);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--ink);background:#fff;}
.btn-bamboo{background:var(--bamboo);color:#fff;}
.btn-bamboo:hover{background:#25775a;transform:translateY(-1px);}
.btn-sm{padding:10px 16px;font-size:13.5px;}
.btn svg{width:16px;height:16px;stroke:currentColor;}

.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);background:#fff;border-radius:var(--r-btn);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:18px;height:18px;stroke:var(--ink);}
.mobile-nav{
  display:none;border-top:1px solid var(--line);background:rgba(250,250,247,.98);
  padding:10px 20px 18px;
}
.mobile-nav.is-open{display:block;}
.mobile-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 4px;font-size:15px;color:var(--t1);border-bottom:1px solid var(--line);
}
.mobile-nav a:last-child{border-bottom:0;}
.mobile-nav a span{color:var(--t3);font-size:12px;}

@media (max-width:1080px){
  .command-search{width:190px;}
  .nav-quiet{display:none;}
}
@media (max-width:980px){
  .nav-links{display:none;}
  .command-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-actions{gap:8px;}
}
@media (max-width:520px){
  .nav-shell{gap:12px;}
  .brand-text{font-size:15.5px;}
  .nav-actions .btn-primary{display:none;}
}

/* ---------------- 通用排版 ---------------- */
.section{padding-block:clamp(56px,7vw,96px);}
.section-tight{padding-block:clamp(40px,5vw,64px);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.12em;color:var(--bamboo);font-weight:600;
}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--bamboo);}
.h2{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:700;line-height:1.22;letter-spacing:-.01em;margin:0;}
.lead{color:var(--t2);font-size:16px;line-height:1.85;margin:0;}
.muted{color:var(--t3);}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;
  background:var(--bamboo-soft);color:#1F6A4F;letter-spacing:.02em;
}
.badge-orange{background:rgba(240,118,43,.12);color:#B85417;}

/* ---------------- 面包屑 + 文章头 ---------------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--t3);padding-top:26px;
}
.breadcrumb a{color:var(--t2);transition:color .18s var(--ease);}
.breadcrumb a:hover{color:var(--bamboo);}
.breadcrumb .sep{color:#CFCFC8;}
.breadcrumb .current{color:var(--t3);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

.article-layout{
  display:grid;grid-template-columns:minmax(0,760px) 300px;gap:56px;
  padding-top:34px;padding-bottom:clamp(56px,7vw,96px);align-items:start;
}
@media (max-width:1080px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;}
}

.article-head{border-bottom:1px solid var(--line);padding-bottom:28px;}
.article-title{
  font-size:clamp(1.85rem,3.4vw,2.7rem);font-weight:800;line-height:1.14;letter-spacing:-.02em;
  margin:18px 0 0;color:var(--ink);
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;
  font-size:13px;color:var(--t3);
}
.article-meta .dot{color:#CFCFC8;}
.article-meta time,.article-meta .num{font-family:var(--mono);font-variant-numeric:tabular-nums;color:var(--t2);}

.article-body{
  font-size:17px;line-height:1.95;color:var(--t1);margin-top:34px;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.4em;}
.article-body h2{
  position:relative;font-size:1.45rem;font-weight:700;line-height:1.4;
  margin:2.4em 0 .9em;padding-left:15px;letter-spacing:-.01em;color:var(--ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;border-radius:2px;background:var(--bamboo);
}
.article-body h3{font-size:1.15rem;font-weight:650;line-height:1.5;margin:1.9em 0 .7em;color:var(--ink);}
.article-body h4{font-size:1rem;font-weight:650;margin:1.5em 0 .5em;color:var(--ink);}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.1em;}
.article-body ul{list-style:none;}
.article-body ol{list-style:decimal;}
.article-body ul > li{position:relative;padding-left:1.05em;margin:.5em 0;}
.article-body ul > li::before{
  content:"";position:absolute;left:0;top:.82em;width:6px;height:6px;border-radius:1px;background:var(--bamboo);
}
.article-body ol > li{margin:.5em 0;padding-left:.2em;}
.article-body li::marker{color:var(--bamboo);}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--fill);
  border-left:3px solid var(--ink);border-radius:0 var(--r-card) var(--r-card) 0;color:var(--t2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{color:var(--bamboo);text-decoration:underline;text-underline-offset:3px;transition:color .18s var(--ease);}
.article-body a:hover{color:#1F6A4F;}
.article-body img{border-radius:var(--r-card);margin:1.6em auto;box-shadow:var(--shadow-1);}
.article-body figure{margin:1.6em 0;}
.article-body figcaption,.article-body .caption{
  text-align:center;font-size:12.5px;color:var(--t3);margin-top:10px;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.2em 0;}
.article-body strong{font-weight:650;color:var(--ink);}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.7em 0;font-size:15px;line-height:1.7;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
}
.article-body th{background:var(--bamboo-soft);color:var(--ink);font-weight:650;text-align:left;}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;vertical-align:top;}
.article-body tbody tr:nth-child(even){background:#FBFBF8;}
.article-body pre{
  background:var(--ink-deep);color:#EDEDE8;padding:16px 18px;border-radius:var(--r-card);
  overflow-x:auto;font-family:var(--mono);font-size:14px;line-height:1.7;margin:1.6em 0;
}
.article-body code{font-family:var(--mono);font-size:.92em;background:var(--fill);padding:2px 6px;border-radius:6px;}
.article-body pre code{background:transparent;padding:0;color:inherit;}

.empty-state{
  margin-top:34px;padding:48px 24px;text-align:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-1);
}
.empty-state svg{width:40px;height:40px;stroke:var(--t3);margin:0 auto 14px;}
.empty-state h3{font-size:1.15rem;font-weight:650;margin:0 0 8px;color:var(--ink);}
.empty-state p{margin:0 0 20px;color:var(--t2);font-size:14.5px;}

/* ---------------- 标签与分享 ---------------- */
.article-foot{
  margin-top:44px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.tag{
  font-size:12.5px;color:var(--t2);background:var(--fill);border:1px solid var(--line);
  border-radius:999px;padding:6px 13px;transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.tag:hover{color:var(--bamboo);border-color:rgba(46,139,106,.45);background:#fff;}
.share-row{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:38px;height:38px;border-radius:999px;border:1px solid var(--line);background:#fff;
  display:grid;place-items:center;cursor:pointer;
  transition:border-color .18s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease);
}
.icon-btn svg{width:17px;height:17px;stroke:var(--t2);}
.icon-btn:hover{border-color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-1);}
.icon-btn.is-on{border-color:var(--bamboo);background:var(--bamboo-soft);}
.icon-btn.is-on svg{stroke:var(--bamboo);}

/* ---------------- 侧栏 ---------------- */
.side-sticky{position:sticky;top:calc(var(--nav-h) + 22px);display:grid;gap:18px;}
@media (max-width:1080px){
  .side-sticky{position:static;margin-top:44px;}
}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);padding:20px;
}
.side-card h3{font-size:14px;font-weight:650;margin:0 0 14px;color:var(--ink);letter-spacing:.01em;}
.side-list{display:grid;gap:2px;}
.side-link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 2px;font-size:14px;color:var(--t2);border-bottom:1px solid var(--line);
  transition:color .18s var(--ease), padding-left .18s var(--ease);
}
.side-link:last-child{border-bottom:0;}
.side-link:hover{color:var(--bamboo);padding-left:6px;}
.side-link svg{width:14px;height:14px;stroke:currentColor;flex:0 0 auto;}
.side-stat{
  background:var(--ink-deep);border-radius:var(--r-card);padding:22px;color:var(--inv);
  box-shadow:inset 0 0 0 1px rgba(245,245,242,.08);
}
.side-stat .k{font-family:var(--mono);font-size:1.85rem;font-weight:700;line-height:1;letter-spacing:-.02em;}
.side-stat .k span{color:var(--signal);font-size:1rem;margin-left:2px;}
.side-stat p{margin:10px 0 0;font-size:13px;color:rgba(245,245,242,.68);line-height:1.7;}

/* ---------------- 继续浏览 ---------------- */
.more-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:26px;}
@media (max-width:980px){.more-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:640px){.more-grid{grid-template-columns:minmax(0,1fr);}}
.more-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.more-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#DDDDD6;}
.more-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--fill);}
.more-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.more-card:hover .more-thumb img{transform:scale(1.03);}
.more-thumb .badge{position:absolute;left:12px;top:12px;background:rgba(230,242,236,.94);}
.more-body{padding:16px 18px 20px;}
.more-body h3{font-size:15.5px;font-weight:650;line-height:1.5;margin:0 0 8px;color:var(--ink);}
.more-body p{margin:0;font-size:13.5px;color:var(--t2);line-height:1.7;}
.more-body .link-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:13.5px;font-weight:600;color:var(--bamboo);
}
.more-body .link-more svg{width:14px;height:14px;stroke:currentColor;transition:transform .18s var(--ease);}
.more-card:hover .link-more svg{transform:translateX(3px);}

/* ---------------- 底部 CTA ---------------- */
.cta-band{
  position:relative;background:var(--ink-deep);color:var(--inv);border-radius:18px;
  padding:clamp(34px,5vw,56px);overflow:hidden;
  display:grid;grid-template-columns:1.4fr auto;gap:28px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg, rgba(245,245,242,.06) 0 1px, transparent 1px 26px);
  opacity:.6;pointer-events:none;
}
.cta-band h2{position:relative;font-size:clamp(1.4rem,2.6vw,2rem);font-weight:700;line-height:1.3;margin:0 0 12px;letter-spacing:-.01em;}
.cta-band p{position:relative;margin:0;color:rgba(245,245,242,.7);font-size:15px;line-height:1.8;max-width:560px;}
.cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:12px;}
.cta-band .btn-primary{background:var(--bamboo);}
.cta-band .btn-primary:hover{background:#25775a;}
.cta-band .btn-ghost{color:var(--inv);border-color:rgba(245,245,242,.28);}
.cta-band .btn-ghost:hover{border-color:var(--inv);background:rgba(245,245,242,.06);}
@media (max-width:820px){.cta-band{grid-template-columns:minmax(0,1fr);}}

/* ---------------- 页脚 ---------------- */
.site-footer{background:var(--ink-deep);color:rgba(245,245,242,.72);margin-top:clamp(56px,7vw,96px);}
.site-footer .container{padding-top:clamp(44px,6vw,72px);padding-bottom:26px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
@media (max-width:980px){.footer-grid{grid-template-columns:1fr 1fr;gap:30px;}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr;}}
.footer-brand .brand{color:var(--inv);font-size:17px;}
.site-footer .brand-mark{border:1px solid rgba(245,245,242,.18);}
.footer-brand p{margin:16px 0 0;font-size:13.5px;line-height:1.85;color:rgba(245,245,242,.6);max-width:340px;}
.footer-col h4{font-size:13.5px;font-weight:650;color:var(--inv);margin:0 0 16px;letter-spacing:.02em;}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:11px;}
.footer-link{
  position:relative;display:inline-block;font-size:13.5px;color:rgba(245,245,242,.62);
  transition:color .18s var(--ease), padding-left .18s var(--ease);
}
.footer-link::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:6px;height:1px;background:var(--bamboo);opacity:0;transition:opacity .18s var(--ease);
}
.footer-link:hover{color:var(--inv);padding-left:14px;}
.footer-link:hover::before{opacity:1;}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid rgba(245,245,242,.12);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:12.5px;color:rgba(245,245,242,.5);
}
.fb-links{display:flex;flex-wrap:wrap;gap:16px;}
.fb-links a{color:rgba(245,245,242,.55);transition:color .18s var(--ease);}
.fb-links a:hover{color:var(--inv);}

/* ---------------- 动效 ---------------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .48s var(--ease), transform .48s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation:none!important;transition:none!important;}
  .reveal{opacity:1!important;transform:none!important;}
}

/* roulang page: category1 */
:root{
  /* 熊猫：墨炭黑与暖白纸感；竹：竹青绿作为唯一品牌识别色；体育：克制的信号暖橙仅作状态点缀 */
  --ink:#15181C;
  --ink-deep:#0F1216;
  --bamboo:#2E8B6A;
  --signal:#F0762B;
  --paper:#FAFAF7;
  --card:#FFFFFF;
  --fill:#F2F2ED;
  --line:#E7E7E2;
  --text:#131720;
  --text-2:#5C6470;
  --text-3:#8C939E;
  --invert:#F5F5F2;
  --radius:14px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(20,24,28,.05), 0 0 0 1px var(--line);
  --shadow-2:0 12px 28px rgba(20,24,28,.09);
  --ease:cubic-bezier(.22,.61,.36,1);
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;color:inherit;cursor:pointer}
ul,ol,dl{margin:0;padding:0}
h1,h2,h3,h4{margin:0;color:var(--text)}
p{margin:0}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}

/* ---------- 顶部命令栏导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,250,247,.82);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease),background .2s var(--ease);
}
.site-header.is-scrolled{background:rgba(250,250,247,.95);box-shadow:0 6px 22px rgba(20,24,28,.07)}
.header-inner{display:flex;align-items:center;gap:22px;height:68px;transition:height .2s var(--ease)}
.site-header.is-scrolled .header-inner{height:60px}

.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand-mark{width:34px;height:34px;border-radius:9px;background:var(--ink);display:grid;place-items:center;flex:none}
.brand-mark svg{width:20px;height:20px;display:block}
.brand-text{font-weight:700;font-size:1.05rem;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}

.nav-links{display:none;align-items:center;gap:26px;margin-left:10px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-link{position:relative;font-size:.875rem;color:var(--text-2);padding:6px 0;white-space:nowrap;transition:color .18s var(--ease)}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--bamboo);
  transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{display:none}
.nav-link.is-active::before{
  content:"";position:absolute;left:-13px;top:50%;width:5px;height:5px;border-radius:50%;
  background:var(--bamboo);transform:translateY(-50%);
}
.nav-link:focus-visible{outline:2px solid var(--bamboo);outline-offset:3px;border-radius:4px}

.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.command-search{
  display:none;align-items:center;gap:8px;width:248px;height:40px;padding:0 10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
@media (min-width:1280px){.command-search{display:flex}}
.command-search svg{width:15px;height:15px;flex:none;stroke:var(--text-3)}
.command-search:focus-within{border-color:var(--bamboo);box-shadow:0 0 0 3px rgba(46,139,106,.18)}
.command-search input{
  flex:1;min-width:0;border:0;outline:0;background:transparent;
  font-size:.8125rem;color:var(--text);
}
.command-search input::placeholder{color:var(--text-3)}
.search-kbd{
  flex:none;font-family:var(--mono);font-size:.6875rem;color:var(--text-3);
  background:var(--fill);border:1px solid var(--line);border-radius:6px;padding:1px 5px;
}
.quick-link{display:none;font-size:.875rem;color:var(--text-2);transition:color .18s var(--ease)}
@media (min-width:1024px){.quick-link{display:inline}}
.quick-link:hover{color:var(--ink)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 18px;border-radius:var(--radius-sm);
  font-size:.875rem;font-weight:600;border:1px solid transparent;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease),transform .18s var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{outline:2px solid var(--bamboo);outline-offset:2px}
.btn-primary{background:var(--ink);color:var(--invert)}
.btn-primary:hover{background:#000;box-shadow:var(--shadow-2)}
.btn-bamboo{background:var(--bamboo);color:#fff}
.btn-bamboo:hover{background:#267357;box-shadow:0 12px 26px rgba(46,139,106,.26)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--ink);box-shadow:var(--shadow-1)}
.btn-ghost-light{background:transparent;border-color:rgba(245,245,242,.32);color:var(--invert)}
.btn-ghost-light:hover{background:rgba(245,245,242,.10);border-color:rgba(245,245,242,.55)}
.btn-lg{height:46px;padding:0 24px;font-size:.9375rem}

.menu-toggle{
  width:40px;height:40px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:#fff;display:grid;place-items:center;
}
.menu-toggle:hover{border-color:var(--ink)}
.menu-toggle:focus-visible{outline:2px solid var(--bamboo);outline-offset:2px}
@media (min-width:1024px){.menu-toggle{display:none}}

/* 移动端抽屉 */
.mobile-drawer{
  position:fixed;left:0;right:0;top:68px;bottom:0;z-index:55;
  background:var(--paper);padding:22px 20px 40px;overflow-y:auto;
  opacity:0;transform:translateY(-10px);pointer-events:none;
  transition:opacity .22s var(--ease),transform .22s var(--ease);
}
.mobile-drawer.is-open{opacity:1;transform:none;pointer-events:auto}
@media (min-width:1024px){.mobile-drawer{display:none}}
.drawer-search{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 12px;margin-bottom:20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
}
.drawer-search:focus-within{border-color:var(--bamboo);box-shadow:0 0 0 3px rgba(46,139,106,.16)}
.drawer-search svg{width:15px;height:15px;stroke:var(--text-3);flex:none}
.drawer-search input{flex:1;border:0;outline:0;background:transparent;font-size:.875rem}
.drawer-nav{display:grid;margin-bottom:22px}
.drawer-nav a{
  padding:14px 2px;font-size:1rem;color:var(--text-2);border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--ink);font-weight:600;border-bottom-color:var(--bamboo)}
.drawer-cta{width:100%}

/* ---------- 分类头 ---------- */
.page-head{padding:clamp(44px,6.5vw,84px) 0 clamp(28px,4vw,44px)}
.page-head-grid{display:grid;gap:36px}
@media (min-width:1024px){
  .page-head-grid{grid-template-columns:minmax(0,1fr) 360px;gap:56px;align-items:center}
}
.eyebrow{
  font-size:.75rem;font-weight:600;letter-spacing:.14em;color:var(--bamboo);
  margin:0 0 14px;
}
.eyebrow::before{content:"— "}
.page-head h1{
  font-size:clamp(2.05rem,4.6vw,3.3rem);
  font-weight:800;line-height:1.12;letter-spacing:-.02em;margin:0 0 18px;
}
.page-head h1 em{font-style:normal;color:var(--bamboo)}
.lead{font-size:1.0625rem;color:var(--text-2);max-width:660px;margin:0 0 28px}
.anchor-metrics{display:flex;flex-wrap:wrap;gap:26px}
.metric{display:block;padding-left:16px;border-left:1px solid var(--line);transition:border-color .2s var(--ease)}
.metric:hover{border-left-color:var(--bamboo)}
.metric-num{
  display:block;font-family:var(--mono);font-variant-numeric:tabular-nums;
  font-size:1.45rem;font-weight:700;color:var(--ink);line-height:1.2;
}
.metric-num small{font-family:inherit;font-size:.75rem;font-weight:600;color:var(--text-3);margin-left:4px}
.metric-label{display:block;font-size:.75rem;color:var(--text-3);margin-top:4px}
.metric:focus-visible{outline:2px solid var(--bamboo);outline-offset:4px;border-radius:6px}

.page-head-media img{
  width:100%;height:auto;border-radius:var(--radius);border:1px solid var(--line);
  box-shadow:var(--shadow-1);
}

/* ---------- 正文布局：锚点侧栏 + 长内容 ---------- */
.layout{display:grid;gap:44px;padding-bottom:clamp(48px,6vw,72px)}
@media (min-width:1024px){
  .layout{grid-template-columns:216px minmax(0,1fr);gap:56px;align-items:start}
}
.anchor-rail{display:none}
@media (min-width:1024px){.anchor-rail{display:block;position:sticky;top:96px}}
.rail-title{font-size:.75rem;font-weight:600;letter-spacing:.12em;color:var(--text-3);margin:0 0 12px}
.anchor-link{
  display:block;font-size:.875rem;color:var(--text-2);
  padding:9px 0 9px 14px;border-left:2px solid var(--line);
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.anchor-link:hover{color:var(--ink);border-left-color:#C9C9C2}
.anchor-link.is-active{
  color:var(--ink);font-weight:600;border-left-color:var(--bamboo);
  background:linear-gradient(90deg,rgba(46,139,106,.09),transparent);
}
.rail-note{
  margin-top:22px;padding:16px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;
}
.rail-note p{font-size:.8125rem;color:var(--text-2);margin:0 0 12px}
.rail-note .btn{width:100%;height:36px;font-size:.8125rem}

.doc{max-width:790px}
.doc-section{padding:clamp(26px,3.4vw,38px) 0;border-top:1px solid var(--line)}
.doc-section:first-child{border-top:0;padding-top:0}
.doc-section h2{
  display:flex;align-items:baseline;gap:12px;
  font-size:clamp(1.35rem,2.2vw,1.7rem);font-weight:700;line-height:1.3;margin:0 0 16px;
}
.h2-index{font-family:var(--mono);font-size:.8125rem;font-weight:700;color:var(--bamboo);letter-spacing:.1em}
.doc-section > p{color:var(--text-2);margin-bottom:18px}
.doc-section > p strong{color:var(--text);font-weight:600}

.doc-list{display:grid;gap:13px;margin-top:4px}
.doc-list li{position:relative;padding-left:20px;font-size:.9375rem;color:var(--text-2)}
.doc-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;
  background:var(--bamboo);border-radius:1px;transform:rotate(45deg);
}
.doc-list li strong{color:var(--text);font-weight:600}

.sub-head{font-size:1rem;font-weight:600;margin:22px 0 10px;color:var(--ink)}

/* 时段信息条 */
.slot-strip{display:grid;gap:12px;margin-top:22px}
@media (min-width:640px){.slot-strip{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.slot-strip{grid-template-columns:repeat(4,minmax(0,1fr))}}
.slot{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:14px 16px;
  transition:border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.slot:hover{border-color:var(--bamboo);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.slot-date{display:block;font-size:.6875rem;color:var(--text-3);letter-spacing:.06em}
.slot-time{
  display:block;margin-top:4px;font-family:var(--mono);font-variant-numeric:tabular-nums;
  font-size:.9375rem;font-weight:700;color:var(--ink);
}
.slot-state{
  display:inline-flex;align-items:center;margin-top:10px;padding:2px 9px;border-radius:999px;
  font-size:.6875rem;font-weight:600;
}
.slot-state.is-open{background:rgba(46,139,106,.12);color:#1F6B4F}
.slot-state.is-few{background:rgba(240,118,43,.14);color:#B9541A}
.slot-state.is-full{background:var(--fill);color:var(--text-3);text-decoration:line-through}

/* 流程时间线 */
.flow-steps{display:grid;gap:20px;margin-top:20px}
@media (min-width:768px){.flow-steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 32px}}
.flow-step{position:relative;padding-left:18px;border-left:2px solid var(--fill);transition:border-color .2s var(--ease)}
.flow-step:hover{border-left-color:var(--bamboo)}
.step-index{
  display:block;font-family:var(--mono);font-size:.75rem;font-weight:700;
  letter-spacing:.12em;color:var(--bamboo);margin-bottom:6px;
}
.flow-step h3{font-size:1.0625rem;font-weight:650;margin:0 0 6px}
.flow-step p{margin:0;font-size:.9rem;color:var(--text-2)}

/* 票券组件 */
.ticket{
  display:grid;margin:22px 0 6px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1);
}
@media (min-width:768px){.ticket{grid-template-columns:minmax(0,1fr) 236px}}
.ticket-main{padding:24px}
.ticket-label{font-size:.6875rem;font-weight:600;letter-spacing:.14em;color:var(--bamboo);margin-bottom:10px}
.ticket-title{font-size:1.0625rem;font-weight:700;margin:0 0 18px}
.ticket-meta{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(110px,1fr))}
.ticket-meta dt{font-size:.6875rem;letter-spacing:.08em;color:var(--text-3)}
.ticket-meta dd{
  margin:3px 0 0;font-size:.875rem;font-weight:600;
  font-family:var(--mono);font-variant-numeric:tabular-nums;
}
.ticket-side{
  display:flex;flex-direction:column;gap:10px;padding:20px 24px;
  background:var(--fill);border-top:1px dashed var(--line);
}
@media (min-width:768px){.ticket-side{border-top:0;border-left:1px dashed var(--line)}}
.badge-signal{
  display:inline-flex;align-items:center;width:fit-content;height:24px;padding:0 10px;
  border-radius:999px;background:rgba(240,118,43,.13);color:#B9541A;
  font-size:.75rem;font-weight:600;
}
.ticket-side p{font-size:.8125rem;color:var(--text-2);line-height:1.7}

.notice-bar{
  display:flex;gap:12px;margin-top:22px;padding:16px 18px;
  background:var(--fill);border-left:3px solid var(--bamboo);border-radius:var(--radius-sm);
}
.notice-bar svg{width:18px;height:18px;flex:none;stroke:var(--bamboo);margin-top:3px}
.notice-bar p{font-size:.875rem;color:var(--text-2);margin:0}

/* ---------- FAQ ---------- */
.faq-section{padding-bottom:clamp(56px,7vw,96px)}
.faq-inner{max-width:790px}
.faq-title{font-size:clamp(1.35rem,2.2vw,1.7rem);font-weight:700;margin:0 0 6px}
.faq-sub{font-size:.9375rem;color:var(--text-2);margin:0 0 14px}
.faq{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:18px;
  padding:20px 0;background:none;border:0;text-align:left;
  font-size:1rem;font-weight:600;color:var(--ink);
}
.faq-q:focus-visible{outline:2px solid var(--bamboo);outline-offset:3px;border-radius:6px}
.faq-icon{position:relative;width:16px;height:16px;flex:none;transition:transform .28s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--bamboo);border-radius:2px}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s var(--ease)}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a-inner p{margin:0 0 20px;font-size:.9375rem;color:var(--text-2)}

/* ---------- 底部 CTA ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--ink-deep);color:var(--invert)}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:repeating-linear-gradient(115deg,rgba(46,139,106,.18) 0 1px,transparent 1px 68px);
}
.cta-inner{position:relative;display:grid;gap:26px;padding:clamp(46px,6vw,76px) 0}
@media (min-width:1024px){.cta-inner{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:48px}}
.cta-inner h2{
  font-size:clamp(1.5rem,2.7vw,2.15rem);font-weight:700;color:var(--invert);
  line-height:1.25;margin:0 0 12px;letter-spacing:-.01em;
}
.cta-inner p{font-size:.9375rem;color:rgba(245,245,242,.72);max-width:580px;margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-deep);color:rgba(245,245,242,.72);
  padding:clamp(48px,6vw,72px) 0 24px;
  border-top:1px solid rgba(245,245,242,.08);
}
.footer-grid{display:grid;gap:34px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}}
.footer-brand .brand-text{color:var(--invert)}
.footer-brand .brand-mark{background:rgba(245,245,242,.10)}
.footer-brand p{font-size:.875rem;line-height:1.85;margin:16px 0 0;max-width:340px}
.footer-col h4{font-size:.8125rem;font-weight:600;letter-spacing:.1em;color:var(--invert);margin:0 0 16px}
.footer-col ul{display:grid;gap:10px;list-style:none}
.footer-link{
  position:relative;display:inline-block;padding-left:10px;
  font-size:.875rem;color:rgba(245,245,242,.68);transition:color .18s var(--ease);
}
.footer-link::before{
  content:"";position:absolute;left:0;top:50%;width:6px;height:2px;border-radius:2px;
  background:var(--bamboo);opacity:0;transform:translateY(-50%);transition:opacity .18s var(--ease);
}
.footer-link:hover{color:#fff}
.footer-link:hover::before{opacity:1}
.footer-link:focus-visible{outline:2px solid var(--bamboo);outline-offset:3px;border-radius:4px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(245,245,242,.10);
  font-size:.8125rem;color:rgba(245,245,242,.5);
}
.fb-links{display:flex;flex-wrap:wrap;gap:16px}
.fb-links a{color:rgba(245,245,242,.58);transition:color .18s var(--ease)}
.fb-links a:hover{color:#fff}

/* ---------- 进入视口动效 ---------- */
.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .48s var(--ease),transform .48s var(--ease)}
.js .reveal.is-visible{opacity:1;transform:none}

@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  .js .reveal{opacity:1 !important;transform:none !important}
}

/* roulang page: category2 */
/* 设计变量：墨炭黑 + 竹青 + 信号橙，暖白纸感底 */
:root{
  --ink:#15181C;
  --ink-deep:#0F1216;
  --bamboo:#2E8B6A;
  --bamboo-dark:#25714F;
  --bamboo-soft:rgba(46,139,106,.12);
  --signal:#F0762B;
  --paper:#FAFAF7;
  --surface:#FFFFFF;
  --mist:#F2F2ED;
  --line:#E7E7E2;
  --text:#131720;
  --text-2:#5C6470;
  --text-3:#8C939E;
  --on-dark:#F5F5F2;
  --radius:14px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(20,24,28,.05), 0 0 0 1px #E7E7E2;
  --shadow-2:0 12px 28px rgba(20,24,28,.09);
  --font-num:ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--bamboo);outline-offset:2px;border-radius:4px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){ .container{padding:0 32px} }

/* 顶部命令栏 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,250,247,.82);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:background .2s var(--ease), box-shadow .2s var(--ease);
}
.site-header.is-scrolled{background:rgba(250,250,247,.94);box-shadow:0 6px 20px rgba(20,24,28,.06)}
.header-inner{display:flex;align-items:center;gap:22px;height:68px;transition:height .2s var(--ease)}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:var(--radius-btn);
  background:var(--ink);display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
}
.brand-mark svg{width:20px;height:20px}
.brand-text{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--text);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-link{
  position:relative;font-size:14px;color:var(--text-2);padding:8px 0;
  transition:color .18s var(--ease);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;background:var(--bamboo);
  transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease);
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::before{
  content:"";position:absolute;left:-12px;top:50%;width:4px;height:4px;border-radius:50%;
  background:var(--bamboo);transform:translateY(-50%);
}
.nav-link.is-active::after{transform:scaleX(0)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:240px;height:40px;padding:0 10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-btn);
  transition:border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.command-search svg{width:16px;height:16px;flex-shrink:0;stroke:var(--text-3)}
.command-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;font-size:13px;color:var(--text);
}
.command-search input::placeholder{color:var(--text-3)}
.command-search:focus-within{border-color:var(--bamboo);box-shadow:0 0 0 2px rgba(46,139,106,.22)}
.kbd{
  font-family:var(--font-num);font-size:11px;color:var(--text-3);
  border:1px solid var(--line);border-radius:6px;padding:1px 5px;background:var(--paper);
  flex-shrink:0;
}
.link-quiet{font-size:14px;color:var(--text-2);padding:8px 4px;transition:color .18s var(--ease);white-space:nowrap}
.link-quiet:hover{color:var(--bamboo)}
.menu-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:var(--radius-btn);
  background:#fff;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .18s var(--ease);
}
.menu-toggle:hover{border-color:var(--ink)}
.menu-toggle svg{width:18px;height:18px;stroke:var(--text)}
.mobile-drawer{
  position:fixed;left:0;right:0;top:68px;bottom:0;z-index:55;
  background:var(--paper);padding:22px 20px 52px;overflow-y:auto;
  opacity:0;transform:translateY(-12px);pointer-events:none;
  transition:opacity .22s var(--ease), transform .22s var(--ease);
}
.mobile-drawer.is-open{opacity:1;transform:none;pointer-events:auto}
.mobile-drawer .drawer-link{
  display:block;padding:14px 2px;font-size:16px;color:var(--text);border-bottom:1px solid var(--line);
}
.mobile-drawer .drawer-link.is-active{color:var(--bamboo);font-weight:600}
.mobile-drawer .btn{margin-top:20px;width:100%}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);
  font-size:14px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:#000;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--ink);background:#fff}
.btn-bamboo{background:var(--bamboo);color:#fff}
.btn-bamboo:hover{background:var(--bamboo-dark);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:#F0F0EB}
.btn-outline-light{background:transparent;border-color:rgba(245,245,242,.34);color:var(--on-dark)}
.btn-outline-light:hover{border-color:var(--on-dark);background:rgba(245,245,242,.08)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* 分类头横幅 */
.cat-hero{
  position:relative;color:var(--on-dark);
  background-image:linear-gradient(rgba(15,18,22,.80), rgba(15,18,22,.88)), url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:clamp(56px,7vw,88px) 0 0;
}
.cat-hero-top{display:flex;flex-wrap:wrap;align-items:flex-end;gap:28px;justify-content:space-between}
.cat-hero-copy{max-width:720px}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.12em;color:var(--bamboo);
  border-left:2px solid var(--bamboo);padding-left:10px;margin-bottom:16px;
}
.eyebrow-dark{color:#63C79C;border-left-color:#63C79C}
.cat-hero h1{
  font-size:clamp(2rem,4.4vw,3.2rem);font-weight:800;line-height:1.1;letter-spacing:-.02em;
  margin-bottom:16px;
}
.cat-hero p{color:rgba(245,245,242,.74);font-size:16px;max-width:640px}
.cat-hero-figure{
  width:100%;max-width:320px;border-radius:var(--radius);overflow:hidden;
  border:1px solid rgba(245,245,242,.18);flex-shrink:0;
}
.cat-hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover}
.cat-metrics{
  display:flex;flex-wrap:wrap;gap:0 34px;margin-top:clamp(28px,4vw,44px);
}
.metric{padding-right:34px;border-right:1px solid rgba(245,245,242,.18);margin-bottom:14px}
.metric:last-child{border-right:0;padding-right:0}
.metric-num{font-family:var(--font-num);font-size:30px;font-weight:700;color:var(--on-dark);letter-spacing:-.02em}
.metric-num small{font-size:14px;font-weight:500;margin-left:2px;color:rgba(245,245,242,.7)}
.metric-label{display:block;font-size:12px;color:rgba(245,245,242,.6);letter-spacing:.06em;margin-top:2px}
.chip-bar{
  display:flex;gap:28px;overflow-x:auto;margin-top:clamp(30px,4vw,48px);
  border-top:1px solid rgba(245,245,242,.16);scrollbar-width:none;
}
.chip-bar::-webkit-scrollbar{display:none}
.chip{
  position:relative;padding:16px 2px;font-size:14px;color:rgba(245,245,242,.66);
  white-space:nowrap;transition:color .18s var(--ease);
}
.chip::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--bamboo);
  transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.chip:hover{color:#fff}
.chip.is-active{color:#fff;font-weight:600}
.chip.is-active::after{transform:scaleX(1)}

/* 板块 */
.section{padding:clamp(60px,8vw,108px) 0}
.section--white{background:var(--surface)}
.section--mist{background:var(--mist)}
.section-head{max-width:720px;margin-bottom:clamp(28px,4vw,44px)}
.section-title{font-size:clamp(1.7rem,3vw,2.4rem);font-weight:700;line-height:1.2;letter-spacing:-.02em}
.section-sub{margin-top:14px;color:var(--text-2);font-size:16px}

/* 横卡列表 */
.hcard-list{display:grid;gap:16px}
@media (min-width:1024px){ .hcard-list{grid-template-columns:repeat(2,1fr)} }
.hcard{
  display:flex;gap:20px;padding:20px;background:var(--surface);
  border-radius:var(--radius);box-shadow:var(--shadow-1);
  transition:transform .3s var(--ease), box-shadow .3s var(--ease);
}
.hcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.hcard-media{
  width:118px;height:94px;border-radius:12px;overflow:hidden;flex-shrink:0;background:var(--mist);
}
.hcard-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.hcard:hover .hcard-media img{transform:scale(1.03)}
.hcard-body{min-width:0}
.tag{
  display:inline-block;font-size:12px;letter-spacing:.1em;color:var(--bamboo);
  background:var(--bamboo-soft);border-radius:999px;padding:3px 10px;margin-bottom:10px;
}
.hcard-body h3{font-size:1.15rem;font-weight:650;line-height:1.4;margin-bottom:8px}
.hcard-body p{font-size:14.5px;color:var(--text-2);line-height:1.75}
.text-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:12px;
  font-size:14px;font-weight:600;color:var(--bamboo);
  transition:gap .18s var(--ease), color .18s var(--ease);
}
.text-link:hover{gap:10px;color:var(--bamboo-dark)}

/* 方式对比 */
.compare{display:grid;gap:20px}
@media (min-width:1024px){ .compare{grid-template-columns:1fr 1fr;gap:24px} }
.compare-col{
  background:var(--surface);border-radius:var(--radius);
  border-left:3px solid var(--line);
  padding:26px 24px;box-shadow:var(--shadow-1);
}
.compare-col.is-alt{border-left-color:var(--bamboo)}
.compare-col h3{font-size:1.2rem;font-weight:700;margin-bottom:6px}
.compare-col .compare-note{font-size:14px;color:var(--text-2);margin-bottom:18px}
.compare-col li{
  display:flex;gap:10px;font-size:14.5px;color:var(--text-2);
  padding:11px 0;border-top:1px solid var(--line);line-height:1.7;
}
.compare-col li:first-of-type{border-top:0}
.compare-col li span.dot{
  flex-shrink:0;width:6px;height:6px;border-radius:50%;background:var(--line);margin-top:9px;
}
.compare-col.is-alt li span.dot{background:var(--bamboo)}
.compare-col li strong{color:var(--text);font-weight:600}
.badge-signal{
  display:inline-block;font-size:12px;font-weight:600;color:#fff;background:var(--signal);
  border-radius:999px;padding:2px 10px;margin-left:8px;vertical-align:middle;
}

/* FAQ */
.faq-wrap{max-width:860px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--text);transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--bamboo)}
.faq-icon{
  position:relative;width:18px;height:18px;flex-shrink:0;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--bamboo);border-radius:2px;
  transition:transform .24s var(--ease), opacity .24s var(--ease);
}
.faq-icon::before{left:0;top:8px;width:18px;height:2px}
.faq-icon::after{left:8px;top:0;width:2px;height:18px}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s var(--ease)}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a p{padding:0 0 22px;font-size:15px;color:var(--text-2);line-height:1.85;max-width:760px}

/* 底部 CTA */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink-deep);color:var(--on-dark);
  padding:clamp(60px,8vw,100px) 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg, rgba(245,245,242,.06) 0 1px, transparent 1px 88px);
}
.cta-grid{position:relative;display:grid;gap:40px}
@media (min-width:1024px){ .cta-grid{grid-template-columns:1.05fr .95fr;gap:56px;align-items:start} }
.cta-band h2{font-size:clamp(1.7rem,3vw,2.3rem);font-weight:700;line-height:1.2;letter-spacing:-.02em;margin-bottom:14px}
.cta-band p{color:rgba(245,245,242,.72);font-size:15.5px;max-width:520px}
.cta-points{margin-top:24px;display:grid;gap:12px}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:rgba(245,245,242,.78)}
.cta-points li svg{width:16px;height:16px;flex-shrink:0;margin-top:5px;stroke:#63C79C}
.cta-form{
  background:rgba(255,255,255,.04);border:1px solid rgba(245,245,242,.14);
  border-radius:var(--radius);padding:24px;
}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:rgba(245,245,242,.72);margin-bottom:7px}
.field input,.field select{
  width:100%;height:44px;padding:0 12px;border-radius:var(--radius-btn);
  border:1px solid rgba(245,245,242,.2);background:rgba(255,255,255,.96);color:var(--ink);
  outline:none;transition:border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.field input::placeholder{color:#9AA0A8}
.field input:focus,.field select:focus{border-color:var(--bamboo);box-shadow:0 0 0 2px rgba(46,139,106,.3)}
.form-note{
  margin-top:14px;font-size:13px;color:#63C79C;opacity:0;transition:opacity .24s var(--ease);
}
.form-note.is-show{opacity:1}

/* 页脚 */
.site-footer{background:var(--ink-deep);color:var(--on-dark);padding:64px 0 28px}
.footer-grid{display:grid;gap:36px}
@media (min-width:768px){ .footer-grid{grid-template-columns:repeat(2,1fr)} }
@media (min-width:1024px){ .footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px} }
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-mark{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16)}
.footer-brand p{
  margin-top:16px;max-width:330px;font-size:14px;line-height:1.85;color:rgba(245,245,242,.6);
}
.footer-col h4{
  font-size:12px;letter-spacing:.14em;color:rgba(245,245,242,.48);
  font-weight:600;margin-bottom:16px;
}
.footer-col li{margin-bottom:11px}
.footer-link{
  position:relative;display:inline-block;font-size:14px;color:rgba(245,245,242,.72);
  transition:color .18s var(--ease), padding-left .18s var(--ease);
}
.footer-link::before{
  content:"";position:absolute;left:0;top:50%;width:0;height:2px;border-radius:2px;
  background:var(--bamboo);transform:translateY(-50%);transition:width .18s var(--ease);
}
.footer-link:hover{color:#fff;padding-left:12px}
.footer-link:hover::before{width:6px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;align-items:center;
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(245,245,242,.1);
  font-size:13px;color:rgba(245,245,242,.52);
}
.fb-links{display:flex;flex-wrap:wrap;gap:16px}
.fb-links a{color:rgba(245,245,242,.62);transition:color .18s var(--ease)}
.fb-links a:hover{color:#fff}

/* 进入视口动效 */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .48s var(--ease), transform .48s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

/* 响应式 */
@media (max-width:1279px){
  .command-search{width:200px}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .link-quiet{display:none}
  .menu-toggle{display:inline-flex}
}
@media (max-width:767px){
  .command-search{display:none}
  .cat-hero-top{flex-direction:column;align-items:flex-start}
  .cat-hero-figure{max-width:100%}
  .metric{padding-right:24px}
  .metric-num{font-size:25px}
  .hcard{flex-direction:column;gap:14px}
  .hcard-media{width:100%;height:168px}
}
@media (max-width:520px){
  .header-actions .btn-primary{display:none}
  .brand-text{font-size:16px}
  .mobile-drawer{top:60px}
  .cta-form{padding:20px 16px}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}