/* roulang page: index */
:root{
  --c-ink:#0B1A13;
  --c-deep:#0C2418;
  --c-mid:#14392A;
  --c-card:#F6F8F5;
  --c-line:rgba(12,36,24,.10);
  --c-lime:#B8FF3D;
  --c-mint:#4CE0B3;
  --c-amber:#FF7A2F;
  --t-body:#14231B;
  --t-muted:#5C6B62;
  --t-dark:#EAF3EA;
  --t-dark-muted:#A9BCAF;
  --g-brand:linear-gradient(135deg,#B8FF3D 0%,#4CE0B3 100%);
  --shell:1240px;
  --r-lg:24px;
  --r-md:20px;
  --r-sm:12px;
  --sh-card:0 1px 0 rgba(255,255,255,.70) inset, 0 18px 40px -30px rgba(11,26,19,.30);
  --sh-hover:0 26px 52px -28px rgba(11,26,19,.34);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--c-card);
  color:var(--t-body);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;cursor:pointer;background:none;border:none;color:inherit;}
input{font:inherit;}
h1,h2,h3,h4{margin:0;font-weight:750;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--shell);margin:0 auto;padding:0 16px;}
@media (min-width:640px){.container{padding:0 24px;}}
@media (min-width:1024px){.container{padding:0 40px;}}
section[id]{scroll-margin-top:136px;}
.no-scrollbar{scrollbar-width:none;-ms-overflow-style:none;}
.no-scrollbar::-webkit-scrollbar{display:none;}
.num{font-variant-numeric:tabular-nums;}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:50;background:var(--c-deep);border-bottom:1px solid rgba(255,255,255,.10);}
.brand-row{display:flex;align-items:center;gap:16px;height:68px;transition:height .22s ease;}
.site-header.compact .brand-row{height:58px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:36px;height:36px;border-radius:12px;background:var(--g-brand);display:flex;align-items:center;justify-content:center;box-shadow:0 10px 22px -12px rgba(184,255,61,.65);}
.brand-mark svg{width:20px;height:20px;}
.brand-name{font-size:19px;font-weight:800;color:var(--t-dark);letter-spacing:.01em;white-space:nowrap;}
.brand-sub{display:block;font-size:11px;font-weight:500;color:var(--t-dark-muted);letter-spacing:.14em;}
.search-wrap{flex:1;max-width:420px;margin:0 auto;display:none;}
@media (min-width:1024px){.search-wrap{display:block;}}
.search-box{display:flex;align-items:center;gap:10px;height:44px;border-radius:999px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.05);padding:0 16px;transition:border-color .2s, box-shadow .2s;}
.search-box:focus-within{border-color:var(--c-lime);box-shadow:0 0 0 4px rgba(184,255,61,.14);}
.search-box input{flex:1;background:transparent;border:none;outline:none;color:var(--t-dark);font-size:14.5px;}
.search-box input::placeholder{color:rgba(169,188,175,.85);}
.search-box i{color:var(--t-dark-muted);font-size:14px;}
.head-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.head-link{display:none;font-size:14px;color:var(--t-dark-muted);transition:color .2s;}
.head-link:hover{color:var(--c-lime);}
@media (min-width:768px){.head-link{display:inline-flex;}}
.menu-btn{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.16);color:var(--t-dark);}
@media (min-width:1024px){.menu-btn{display:none;}}
.chn-row{border-top:1px solid rgba(255,255,255,.07);}
.chn-scroll{display:flex;gap:10px;overflow-x:auto;scroll-snap-type:x proximity;padding:10px 0;align-items:center;}
.chn-scroll::-webkit-scrollbar{display:none;}
.chn-pill{scroll-snap-align:start;display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 15px;border-radius:999px;font-size:13.5px;font-weight:600;color:var(--t-dark);white-space:nowrap;border:1px solid rgba(255,255,255,.12);background:transparent;transition:border-color .2s,color .2s,background-color .2s;}
.chn-pill:hover{border-color:rgba(184,255,61,.65);color:#fff;}
.chn-pill.is-active{background:var(--g-brand);border-color:transparent;color:#0C2418;font-weight:750;}
.chn-sep{width:1px;height:20px;background:rgba(255,255,255,.14);flex-shrink:0;margin:0 4px;}

/* 抽屉 */
.drawer{position:fixed;inset:0;z-index:80;display:none;background:var(--c-ink);padding:22px 20px 40px;overflow-y:auto;}
.drawer.open{display:block;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.18);color:var(--t-dark);display:inline-flex;align-items:center;justify-content:center;}
.drawer-item{display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:0 4px;color:var(--t-dark);border-bottom:1px solid rgba(255,255,255,.08);font-size:15.5px;}
.drawer-item:hover{color:var(--c-lime);}
.drawer-search{display:flex;align-items:center;gap:10px;height:48px;border-radius:999px;border:1px solid rgba(255,255,255,.18);padding:0 16px;margin-bottom:22px;}
.drawer-search input{flex:1;background:transparent;border:none;outline:none;color:var(--t-dark);font-size:15px;}
body.no-scroll{overflow:hidden;}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:14px 26px;font-size:15.5px;font-weight:650;line-height:1;border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease,filter .18s ease,border-color .18s ease,background-color .18s ease,color .18s ease;}
.btn-primary{background-image:var(--g-brand);color:#0C2418;box-shadow:0 12px 26px -14px rgba(184,255,61,.70), inset 0 1px 0 rgba(255,255,255,.55);}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 18px 34px -16px rgba(184,255,61,.78);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{border-color:rgba(255,255,255,.24);color:var(--t-dark);}
.btn-ghost:hover{border-color:var(--c-lime);color:#fff;}
.btn-ghost-dark{border-color:var(--c-line);color:var(--t-body);background:#fff;}
.btn-ghost-dark:hover{border-color:rgba(184,255,61,.75);color:#0C2418;}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn[disabled],.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:650;font-size:14.5px;color:var(--c-mid);}
.btn-text i{transition:transform .18s ease;}
.btn-text:hover{color:#08170F;}
.btn-text:hover i{transform:translateX(4px);}

/* 卡片与徽章 */
.card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-card);transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;}
.card:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.55);box-shadow:var(--sh-hover);}
.card-flat:hover{transform:none;border-color:var(--c-line);box-shadow:var(--sh-card);}
.card-dark{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.10);border-radius:var(--r-lg);padding:24px;color:var(--t-dark);transition:transform .22s ease,border-color .22s ease,background-color .22s ease;}
.card-dark:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.5);background:rgba(255,255,255,.075);}
.card-pad-lg{padding:28px;}
.pill{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:6px 13px;font-size:13px;font-weight:600;line-height:1.4;}
.pill-light{background:rgba(12,36,24,.06);color:#3D4C44;}
.pill-soft{background:rgba(184,255,61,.20);color:#25401F;}
.pill-dark{background:rgba(255,255,255,.10);color:var(--t-dark);}
.badge{display:inline-flex;flex-direction:column;gap:2px;border-radius:var(--r-sm);padding:14px 16px;min-width:132px;border:1px solid var(--c-line);background:#fff;}
.badge-dark{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.12);}
.badge-num{font-size:24px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.15;letter-spacing:-.02em;}
.badge-label{font-size:12.5px;color:var(--t-muted);line-height:1.5;}
.badge-dark .badge-label{color:var(--t-dark-muted);}
.badge-lime .badge-num{color:#4E7B16;}
.badge-mint .badge-num{color:#0F6E56;}
.badge-amber .badge-num{color:#C2530F;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#4E7B16;}
.eyebrow-dark{color:var(--c-lime);}
.sec-title{font-size:clamp(26px,3.4vw,38px);line-height:1.24;font-weight:750;}
.sec-lead{max-width:52ch;color:var(--t-muted);font-size:16.5px;}
.lead-dark{color:var(--t-dark-muted);}
.divider{height:1px;background:var(--c-line);border:none;margin:0;}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--c-ink);color:var(--t-dark);}
.hero-bg{position:absolute;inset:0;background-image:
  radial-gradient(60% 62% at 80% 16%, rgba(184,255,61,.20), transparent 62%),
  radial-gradient(50% 52% at 10% 84%, rgba(76,224,179,.18), transparent 66%),
  linear-gradient(180deg, rgba(12,36,24,.88) 0%, rgba(11,26,19,.95) 100%),
  url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;background-repeat:no-repeat;}
.hero-bg::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(115deg, rgba(234,243,234,.055) 0 1px, transparent 1px 15px);}
.hero-inner{position:relative;z-index:2;}
.hero h1{font-size:clamp(32px,5vw,54px);line-height:1.14;font-weight:800;letter-spacing:-.02em;}
.hero-lead{font-size:17px;line-height:1.8;color:var(--t-dark-muted);max-width:46ch;}
.hero-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.14);box-shadow:0 34px 70px -34px rgba(0,0,0,.75);}
.hero-media img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* 手风琴 */
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:0 20px;margin-bottom:12px;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item[open]{border-color:rgba(184,255,61,.6);box-shadow:var(--sh-card);}
.faq-item summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;padding:20px 0;font-size:18px;font-weight:650;color:var(--t-body);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-arrow{flex-shrink:0;width:30px;height:30px;border-radius:999px;border:1px solid var(--c-line);display:inline-flex;align-items:center;justify-content:center;color:var(--c-mid);transition:transform .25s ease,border-color .25s ease;}
.faq-item[open] .faq-arrow{transform:rotate(180deg);border-color:rgba(184,255,61,.8);}
.faq-answer{padding:0 0 22px;font-size:15px;line-height:1.8;color:var(--t-muted);max-width:70ch;}

/* 时间线 */
.tl{position:relative;padding-left:28px;}
.tl::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--c-lime),var(--c-mint));opacity:.7;}
.tl-node{position:absolute;left:0;width:20px;height:20px;border-radius:999px;background:#fff;border:2px solid var(--c-lime);}
.tl-item{position:relative;padding-bottom:26px;}
.tl-item:last-child{padding-bottom:0;}
.tl-avatar{width:42px;height:42px;border-radius:999px;object-fit:cover;border:1px solid var(--c-line);}

/* 其他 */
.quote-card{background:#fff;border:1px solid var(--c-line);border-left:3px solid var(--c-lime);border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-card);}
.step-num{width:34px;height:34px;border-radius:999px;border:1px solid var(--c-lime);color:#3E6112;display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-variant-numeric:tabular-nums;flex-shrink:0;}
.thumb{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--c-line);}
.thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease;}
.card:hover .thumb img{transform:scale(1.04);}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.link-card{display:block;}
.cta-band{background:linear-gradient(135deg,#0C2418 0%,#14392A 55%,#0B1A13 100%);position:relative;overflow:hidden;color:var(--t-dark);}
.cta-band::after{content:"";position:absolute;inset:0;background-image:radial-gradient(52% 60% at 88% 22%, rgba(184,255,61,.22), transparent 62%);}
.footer{background:var(--c-ink);color:var(--t-dark-muted);}
.footer a{transition:color .2s ease;}
.footer a:hover{color:var(--c-lime);}
.footer-title{color:var(--t-dark);font-size:14.5px;font-weight:750;letter-spacing:.02em;margin-bottom:14px;}
.foot-list li{margin-bottom:10px;font-size:14px;}
.float-cta{position:fixed;right:24px;bottom:24px;z-index:45;display:none;opacity:0;transform:translateY(10px);transition:opacity .3s ease,transform .3s ease;}
.float-cta.show{opacity:1;transform:translateY(0);}
@media (min-width:1024px){.float-cta{display:block;}}
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:45;background:rgba(11,26,19,.96);border-top:1px solid rgba(255,255,255,.12);padding:10px 16px calc(10px + env(safe-area-inset-bottom));display:flex;align-items:center;gap:12px;backdrop-filter:blur(6px);}
@media (min-width:768px){.mobile-bar{display:none;}}
.empty-box{text-align:center;padding:56px 24px;border:1px dashed rgba(12,36,24,.20);border-radius:var(--r-lg);background:#fff;}
.empty-icon{width:48px;height:48px;margin:0 auto 16px;border-radius:999px;border:1px solid var(--c-line);display:flex;align-items:center;justify-content:center;color:var(--t-muted);}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--c-lime);color:#0C2418;padding:10px 18px;border-radius:0 0 12px 0;z-index:99;}
.skip-link:focus{left:0;}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
    --c-ink:#0B1A13;
    --c-deep:#0C2418;
    --c-mid:#14392A;
    --c-card:#F6F8F5;
    --c-line:rgba(12,36,24,.10);
    --c-lime:#B8FF3D;
    --c-mint:#4CE0B3;
    --c-amber:#FF7A2F;
    --c-body:#14231B;
    --c-muted:#5C6B62;
    --c-dtext:#EAF3EA;
    --c-dmuted:#A9BCAF;
    --g-brand:linear-gradient(135deg,#B8FF3D 0%,#4CE0B3 100%);
    --r-lg:24px;
    --r-md:20px;
    --r-sm:12px;
    --sh-card:0 0 0 1px rgba(12,36,24,.06), 0 18px 40px -22px rgba(11,26,19,.26);
    --sh-card-hover:0 0 0 1px rgba(184,255,61,.55), 0 26px 52px -24px rgba(11,26,19,.36);
    --ease:cubic-bezier(.22,.61,.36,1);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    color:var(--c-body);
    background:var(--c-card);
    -webkit-font-smoothing:antialiased;
  }
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  button,input{font:inherit;color:inherit}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  [id]{scroll-margin-top:150px}
  .container{width:100%;max-width:1240px;margin:0 auto;padding:0 16px}
  @media (min-width:768px){.container{padding:0 24px}}
  @media (min-width:1024px){.container{padding:0 40px}}
  .no-scrollbar{scrollbar-width:none;-ms-overflow-style:none}
  .no-scrollbar::-webkit-scrollbar{display:none}

  /* ---------- 按钮体系 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 26px;border-radius:999px;border:1px solid transparent;
    font-size:14px;font-weight:700;letter-spacing:.2px;cursor:pointer;
    transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease),filter .22s var(--ease);
  }
  .btn-primary{background:var(--g-brand);color:#0C2418}
  .btn-primary:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 16px 34px -16px rgba(184,255,61,.75)}
  .btn-primary:active{transform:translateY(0);filter:brightness(.98)}
  .btn-ghost{background:transparent;border-color:rgba(255,255,255,.24);color:var(--c-dtext)}
  .btn-ghost:hover{border-color:var(--c-lime);color:#fff}
  .btn-soft{background:#fff;border-color:var(--c-line);color:var(--c-deep)}
  .btn-soft:hover{border-color:rgba(184,255,61,.7);transform:translateY(-1px);box-shadow:0 14px 30px -18px rgba(11,26,19,.4)}
  .btn-block{width:100%}
  .btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
  .link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:rgba(234,243,234,.86);transition:color .2s var(--ease)}
  .link-arrow i{font-size:12px;transition:transform .2s var(--ease)}
  .link-arrow:hover{color:var(--c-lime)}
  .link-arrow:hover i{transform:translateX(4px)}
  :focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;border-radius:6px}

  /* ---------- 品牌标识 ---------- */
  .brand{display:inline-flex;align-items:center;gap:10px}
  .brand-mark{
    width:38px;height:38px;border-radius:12px;background:var(--g-brand);
    display:grid;place-items:center;flex:none;
    box-shadow:0 10px 24px -14px rgba(184,255,61,.9);
  }
  .brand-mark svg{width:21px;height:21px}
  .brand-name{font-size:19px;font-weight:800;letter-spacing:.3px;color:var(--c-dtext)}

  /* ---------- 顶部导航 ---------- */
  .site-header{position:sticky;top:0;z-index:50;background:var(--c-deep);border-bottom:1px solid rgba(255,255,255,.10);backdrop-filter:saturate(1.1)}
  .header-top{display:flex;align-items:center;gap:18px;height:68px}
  .header-search{
    flex:1;max-width:420px;display:flex;align-items:center;gap:10px;
    height:44px;padding:0 8px 0 16px;border-radius:999px;
    border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.05);
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .header-search:focus-within{border-color:var(--c-lime);box-shadow:0 0 0 3px rgba(184,255,61,.16)}
  .header-search i{color:var(--c-mint);font-size:13px}
  .header-search input{flex:1;min-width:0;background:transparent;border:0;outline:none;font-size:14px;color:var(--c-dtext)}
  .header-search input::placeholder{color:rgba(234,243,234,.45)}
  .search-submit{
    height:32px;padding:0 16px;border:0;border-radius:999px;cursor:pointer;
    background:var(--g-brand);color:#0C2418;font-size:13px;font-weight:700;
    transition:filter .2s var(--ease),transform .2s var(--ease);
  }
  .search-submit:hover{filter:brightness(1.06);transform:translateY(-1px)}
  .header-actions{display:flex;align-items:center;gap:18px;margin-left:auto}
  .nav-toggle{
    display:none;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
    background:rgba(255,255,255,.05);color:var(--c-dtext);cursor:pointer;
    transition:border-color .2s var(--ease),background .2s var(--ease);
  }
  .nav-toggle:hover{border-color:var(--c-lime);background:rgba(255,255,255,.09)}

  .chn-scroll{
    display:flex;align-items:center;gap:10px;overflow-x:auto;
    padding:2px 16px 12px;scroll-snap-type:x proximity;
  }
  @media (min-width:768px){.chn-scroll{padding:2px 24px 12px}}
  @media (min-width:1024px){.chn-scroll{padding:2px 40px 12px}}
  .chn-pill{
    scroll-snap-align:start;display:inline-flex;align-items:center;gap:7px;flex:none;
    height:36px;padding:0 16px;border-radius:999px;
    border:1px solid rgba(255,255,255,.12);
    color:rgba(234,243,234,.86);font-size:14px;white-space:nowrap;
    transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
  }
  .chn-pill i{font-size:12px}
  .chn-pill:hover{border-color:rgba(184,255,61,.55);color:#fff;transform:translateY(-1px)}
  .chn-pill.is-active{background:var(--g-brand);border-color:transparent;color:#0C2418;font-weight:700}
  .chn-sep{width:1px;height:20px;background:rgba(255,255,255,.14);flex:none}

  /* ---------- 移动抽屉 ---------- */
  .drawer{
    display:none;position:fixed;inset:0;z-index:90;background:rgba(11,26,19,.98);
    flex-direction:column;padding:22px 20px 32px;overflow-y:auto;
  }
  .drawer.is-open{display:flex}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
  .drawer-close{
    width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
    background:transparent;color:var(--c-dtext);cursor:pointer;
  }
  .drawer-close:hover{border-color:var(--c-lime)}
  .drawer-search{display:flex;gap:10px;margin-bottom:18px}
  .drawer-search input{
    flex:1;min-width:0;height:48px;padding:0 18px;border-radius:999px;
    border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.05);
    color:var(--c-dtext);outline:none;
  }
  .drawer-search input:focus{border-color:var(--c-lime);box-shadow:0 0 0 3px rgba(184,255,61,.16)}
  .drawer-nav{display:flex;flex-direction:column;border-top:1px solid rgba(255,255,255,.10)}
  .drawer-nav a{
    display:flex;align-items:center;height:48px;padding:0 4px;
    color:rgba(234,243,234,.88);font-size:15px;border-bottom:1px solid rgba(255,255,255,.08);
  }
  .drawer-nav a:hover{color:var(--c-lime)}
  .drawer-cta{margin-top:24px}

  /* ---------- 文章首屏 ---------- */
  .article-hero{
    position:relative;
    padding:26px 0 56px;
    background:
      radial-gradient(900px 380px at 12% 0%,rgba(76,224,179,.20),transparent 62%),
      linear-gradient(180deg,rgba(12,36,24,.94) 0%,rgba(11,26,19,.97) 100%),
      url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    color:var(--c-dtext);
    border-bottom:1px solid rgba(255,255,255,.06);
  }
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-dmuted);padding:6px 0 18px}
  .breadcrumb a{color:rgba(234,243,234,.82)}
  .breadcrumb a:hover{color:var(--c-lime)}
  .breadcrumb i{font-size:10px;opacity:.6}
  .pill{
    display:inline-flex;align-items:center;gap:6px;
    padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
    background:rgba(184,255,61,.14);color:#D6FF9C;border:1px solid rgba(184,255,61,.34);
  }
  .article-title{
    margin:18px 0 0;max-width:26ch;
    font-size:clamp(28px,4.4vw,44px);line-height:1.22;font-weight:800;letter-spacing:-.2px;
    color:#fff;
  }
  .meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:22px;font-size:13px;color:var(--c-dmuted)}
  .meta-row span{display:inline-flex;align-items:center;gap:7px}
  .meta-row i{font-size:12px;color:var(--c-mint)}
  .meta-divider{width:1px;height:12px;background:rgba(255,255,255,.18)}
  .tnum{font-variant-numeric:tabular-nums}

  /* ---------- 文章布局 ---------- */
  .article-wrap{padding:52px 0 0}
  .article-layout{display:grid;grid-template-columns:1fr;gap:40px}
  @media (min-width:1024px){
    .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:52px;align-items:start}
  }
  .cover-figure{margin:0 0 32px}
  .cover-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--sh-card)}
  .cover-figure figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:12px}

  .entry{
    max-width:720px;font-size:17px;line-height:1.9;color:var(--c-body);
    overflow-wrap:anywhere;
  }
  .entry p{margin:0 0 1.4em}
  .entry h2{font-size:clamp(22px,2.6vw,28px);line-height:1.34;font-weight:750;color:var(--c-deep);margin:40px 0 16px}
  .entry h3{font-size:20px;line-height:1.42;font-weight:650;color:var(--c-deep);margin:28px 0 12px}
  .entry h4{font-size:17px;font-weight:650;color:var(--c-deep);margin:22px 0 10px}
  .entry ul,.entry ol{margin:0 0 1.4em;padding-left:1.35em}
  .entry li{margin:.45em 0;line-height:1.8}
  .entry blockquote{
    margin:0 0 1.4em;padding:16px 22px;border-left:3px solid var(--c-lime);
    background:#EDF3EC;border-radius:0 14px 14px 0;color:#2B3C32;font-size:16px;
  }
  .entry a{color:#0E5C3E;text-decoration:underline;text-underline-offset:3px}
  .entry a:hover{color:#0B1A13}
  .entry img{border-radius:16px;margin:22px 0;height:auto}
  .entry figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin:-10px 0 24px}
  .entry table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;font-size:15px;margin:0 0 24px}
  .entry th,.entry td{border:1px solid var(--c-line);padding:10px 14px;text-align:left;white-space:nowrap}
  .entry th{background:#EDF3EC;color:var(--c-deep);font-weight:700}
  .entry pre{
    background:var(--c-ink);color:#DCE9DC;padding:18px 20px;border-radius:12px;
    overflow-x:auto;font-size:14px;line-height:1.7;margin:0 0 24px;
  }
  .entry code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.94em}
  .entry hr{border:0;height:1px;background:var(--c-line);margin:36px 0}

  .empty-state{
    display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;
    padding:64px 24px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-card);
  }
  .empty-state i{font-size:42px;color:#C3D2C7}
  .empty-state p{font-size:18px;font-weight:700;color:var(--c-deep)}
  .empty-hint{font-size:14px;font-weight:400;color:var(--c-muted);max-width:38ch}

  /* ---------- 侧栏 ---------- */
  .article-side{display:grid;gap:20px}
  @media (min-width:1024px){.article-side{position:sticky;top:150px}}
  .side-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-card)}
  .side-title{font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--c-muted);margin-bottom:14px}
  .side-list{list-style:none;padding:0;margin:0;display:grid;gap:4px}
  .side-list a{
    display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:12px;
    font-size:14px;color:#22352B;font-weight:600;
    transition:background .2s var(--ease),color .2s var(--ease),padding-left .2s var(--ease);
  }
  .side-list a i{font-size:12px;color:var(--c-mint)}
  .side-list a:hover{background:#EDF3EC;color:var(--c-deep);padding-left:14px}
  .side-text{font-size:14px;color:var(--c-muted);line-height:1.8;margin-bottom:16px}
  .anchor-bar{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;margin-bottom:24px}
  .anchor-bar a{
    flex:none;padding:8px 14px;border-radius:999px;border:1px solid var(--c-line);
    background:#fff;font-size:13px;color:#22352B;font-weight:600;
  }
  .anchor-bar a:hover{border-color:rgba(184,255,61,.7)}
  @media (min-width:1024px){.anchor-bar{display:none}}

  /* ---------- 文章内板块 ---------- */
  .article-section{padding:64px 0 0}
  .section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px}
  .section-kicker{font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--c-mint)}
  .section-title{font-size:clamp(22px,2.8vw,30px);font-weight:750;color:var(--c-deep);line-height:1.3;margin-top:8px}
  .section-sub{font-size:15px;color:var(--c-muted);max-width:52ch;margin-top:8px}

  .rec-grid{display:grid;grid-template-columns:1fr;gap:20px}
  @media (min-width:640px){.rec-grid{grid-template-columns:repeat(2,1fr)}}
  @media (min-width:1024px){.rec-grid{grid-template-columns:repeat(3,1fr)}}
  .rec-card{
    display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);
    border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-card);
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  }
  .rec-card:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.6);box-shadow:var(--sh-card-hover)}
  .rec-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
  .rec-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
  .rec-tag{align-self:flex-start;font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;background:#EDF3EC;color:#28563F}
  .rec-title{font-size:17px;font-weight:700;line-height:1.45;color:var(--c-deep)}
  .rec-text{font-size:14px;color:var(--c-muted);line-height:1.75}
  .rec-more{margin-top:auto;font-size:14px;font-weight:700;color:#0E5C3E;display:inline-flex;align-items:center;gap:8px}
  .rec-more i{font-size:12px;transition:transform .2s var(--ease)}
  .rec-card:hover .rec-more i{transform:translateX(4px)}

  .prevnext{display:grid;grid-template-columns:1fr;gap:16px;margin-top:26px}
  @media (min-width:768px){.prevnext{grid-template-columns:1fr 1fr}}
  .pn-card{
    display:flex;flex-direction:column;gap:6px;padding:20px 22px;border-radius:var(--r-md);
    background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-card);
    transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  }
  .pn-card:hover{transform:translateY(-3px);border-color:rgba(184,255,61,.6);box-shadow:var(--sh-card-hover)}
  .pn-next{text-align:right;align-items:flex-end}
  .pn-label{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--c-mint)}
  .pn-title{font-size:15px;font-weight:650;color:var(--c-deep);line-height:1.5}

  .back-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

  /* ---------- 结尾 CTA ---------- */
  .cta-band{
    margin-top:72px;padding:56px 0 88px;
    background:
      radial-gradient(700px 320px at 85% 10%,rgba(184,255,61,.20),transparent 60%),
      linear-gradient(135deg,#0C2418 0%,#14392A 100%);
    color:var(--c-dtext);
  }
  .cta-inner{display:flex;flex-direction:column;gap:26px}
  @media (min-width:900px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between}}
  .cta-band h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.28;color:#fff;max-width:22ch}
  .cta-band p{margin-top:12px;font-size:15px;color:var(--c-dmuted);max-width:46ch}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px}

  /* ---------- 页脚 ---------- */
  .footer{background:var(--c-deep);color:var(--c-dtext);border-top:1px solid rgba(255,255,255,.08)}
  .footer-title{font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--c-dmuted);margin-bottom:14px}
  .foot-list{list-style:none;padding:0;margin:0;display:grid;gap:10px;font-size:14px}
  .foot-list a,.foot-list li{color:rgba(234,243,234,.78);transition:color .2s var(--ease)}
  .foot-list a:hover{color:var(--c-lime)}
  .divider{border:0;height:1px;margin:0}

  /* ---------- 浮动 CTA ---------- */
  .float-cta{
    position:fixed;right:24px;bottom:24px;z-index:60;
    display:none;align-items:center;gap:9px;height:52px;padding:0 24px;border-radius:999px;
    background:var(--g-brand);color:#0C2418;font-size:15px;font-weight:800;
    box-shadow:0 20px 42px -18px rgba(184,255,61,.8);
    opacity:0;transform:translateY(14px);pointer-events:none;
    transition:opacity .3s var(--ease),transform .3s var(--ease),filter .2s var(--ease);
  }
  .float-cta.is-show{opacity:1;transform:none;pointer-events:auto}
  .float-cta:hover{filter:brightness(1.06);transform:translateY(-1px)}
  @media (min-width:1024px){.float-cta{display:inline-flex}}
  .mobile-cta{
    position:fixed;left:0;right:0;bottom:0;z-index:60;
    display:flex;align-items:center;gap:12px;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    background:rgba(11,26,19,.96);border-top:1px solid rgba(255,255,255,.10);
  }
  .mobile-cta .btn{flex:1;height:48px}
  .mobile-cta-icon{
    width:48px;height:48px;flex:none;display:grid;place-items:center;border-radius:14px;
    border:1px solid rgba(255,255,255,.20);color:var(--c-dtext);font-size:17px;
  }
  .mobile-cta-icon:hover{border-color:var(--c-lime);color:var(--c-lime)}
  @media (min-width:1024px){.mobile-cta{display:none}}

  @media (max-width:1023px){
    .site-main{padding-bottom:72px}
  }
  @media (max-width:1023px){
    .header-search{display:none}
    .header-actions .link-arrow{display:none}
    .nav-toggle{display:inline-grid;place-items:center}
  }
  @media (max-width:767px){
    .article-hero{padding:16px 0 40px}
    .cta-band{padding:44px 0 76px}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  }

/* roulang page: category1 */
:root{
    --c-ink:#0B1A13;
    --c-deep:#0C2418;
    --c-mid:#14392A;
    --c-lime:#B8FF3D;
    --c-mint:#4CE0B3;
    --c-amber:#FF7A2F;
    --c-card:#F6F8F5;
    --c-line:rgba(12,36,24,.10);
    --c-body:#14231B;
    --c-sub:#5C6B62;
    --c-sub2:#3C4A42;
    --c-on-dark:#EAF3EA;
    --c-on-dark2:#A9BCAF;
    --g-brand:linear-gradient(135deg,#B8FF3D 0%,#4CE0B3 100%);
    --r-lg:24px;
    --r-md:20px;
    --r-sm:12px;
    --sh-1:0 1px 0 rgba(11,26,19,.04), 0 18px 40px -22px rgba(11,26,19,.35);
    --sh-2:0 1px 0 rgba(11,26,19,.03), 0 12px 26px -18px rgba(11,26,19,.22);
    --sp:clamp(72px,9vw,116px);
    --head-h:122px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16.5px;
    line-height:1.85;
    color:var(--c-body);
    background:var(--c-card);
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;height:auto}
  a{color:inherit;text-decoration:none}
  button,input{font:inherit;color:inherit}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  ul{padding:0;list-style:none}
  :focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;border-radius:8px}
  section[id]{scroll-margin-top:calc(var(--head-h) + 18px)}

  .container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
  @media (min-width:768px){.container{padding:0 28px}}
  @media (min-width:1024px){.container{padding:0 40px}}

  .no-scrollbar{scrollbar-width:none;-ms-overflow-style:none}
  .no-scrollbar::-webkit-scrollbar{display:none}

  /* ---------- 头部 ---------- */
  .site-head{position:sticky;top:0;z-index:70;background:var(--c-deep);border-bottom:1px solid rgba(255,255,255,.09)}
  .head-top-inner{display:flex;align-items:center;gap:16px;height:68px}
  .brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
  .brand-mark{
    width:38px;height:38px;border-radius:13px;display:grid;place-items:center;
    background:var(--g-brand);box-shadow:0 10px 24px -14px rgba(76,224,179,.85);
  }
  .brand-mark svg{width:22px;height:22px}
  .brand-name{font-size:19px;font-weight:800;color:var(--c-on-dark);letter-spacing:.4px;white-space:nowrap}
  .head-search{
    flex:1 1 auto;max-width:430px;margin:0 auto;height:44px;display:flex;align-items:center;gap:10px;
    padding:0 18px;border-radius:999px;background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.14);transition:border-color .22s ease, box-shadow .22s ease;
  }
  .head-search i{color:var(--c-on-dark2);font-size:14px}
  .head-search input{flex:1;background:transparent;border:0;outline:none;font-size:14.5px;color:var(--c-on-dark)}
  .head-search input::placeholder{color:rgba(169,188,175,.75)}
  .head-search:focus-within{border-color:var(--c-lime);box-shadow:0 0 0 3px rgba(184,255,61,.14)}
  .head-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto}
  .link-quiet{font-size:14px;color:var(--c-on-dark2);transition:color .2s ease}
  .link-quiet:hover{color:var(--c-lime)}
  .burger{
    display:none;width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.07);
    border:1px solid rgba(255,255,255,.14);color:var(--c-on-dark);cursor:pointer;transition:.2s ease;
  }
  .burger:hover{border-color:rgba(184,255,61,.6);color:var(--c-lime)}
  .head-channel{border-top:1px solid rgba(255,255,255,.06)}
  .chn-scroll{
    display:flex;align-items:center;gap:10px;overflow-x:auto;scroll-snap-type:x proximity;
    padding:9px 0;scrollbar-width:none;
  }
  .chn-pill{
    flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;gap:7px;
    height:36px;padding:0 16px;border-radius:999px;font-size:14px;color:var(--c-on-dark);
    background:transparent;border:1px solid rgba(255,255,255,.12);
    transition:border-color .2s ease,color .2s ease,background .2s ease;
  }
  .chn-pill:hover{border-color:rgba(184,255,61,.55);color:#fff}
  .chn-pill.is-active{background:var(--g-brand);color:#0C2418;border-color:transparent;font-weight:700}
  .chn-pill.is-active i{color:#0C2418}
  .chn-sep{flex:0 0 auto;width:1px;height:20px;background:rgba(255,255,255,.16);margin:0 2px}
  @media (max-width:1023px){
    .head-search{display:none}
    .link-quiet{display:none}
    .burger{display:grid;place-items:center}
    .head-actions .btn{display:none}
    .head-top-inner{justify-content:space-between}
  }

  /* ---------- 抽屉 ---------- */
  .drawer{
    position:fixed;inset:0;z-index:90;background:rgba(9,20,15,.97);
    opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
  }
  .drawer.is-open{opacity:1;visibility:visible}
  .drawer-panel{padding:22px 20px 40px;height:100%;overflow-y:auto}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
  .drawer-close{
    width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.07);
    border:1px solid rgba(255,255,255,.16);color:var(--c-on-dark);cursor:pointer;
  }
  .drawer-close:hover{border-color:var(--c-lime);color:var(--c-lime)}
  .drawer-search{
    display:flex;align-items:center;gap:10px;height:48px;padding:0 18px;border-radius:999px;
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);margin-bottom:22px;
  }
  .drawer-search input{flex:1;background:transparent;border:0;outline:none;font-size:15px;color:var(--c-on-dark)}
  .drawer-search i{color:var(--c-on-dark2)}
  .drawer-label{font-size:12.5px;letter-spacing:.14em;color:#7E9186;margin-bottom:10px}
  .drawer-list{display:grid;gap:6px;margin-bottom:26px}
  .drawer-list a{
    display:flex;align-items:center;height:48px;padding:0 16px;border-radius:14px;
    color:var(--c-on-dark);font-size:15px;border:1px solid rgba(255,255,255,.08);
    transition:.2s ease;
  }
  .drawer-list a:hover,.drawer-list a:focus-visible{background:rgba(184,255,61,.10);border-color:rgba(184,255,61,.45)}
  .drawer-cta{width:100%;justify-content:center}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:700;
    border:1px solid transparent;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,filter .22s ease,border-color .22s ease,color .22s ease;
    white-space:nowrap;
  }
  .btn-primary{
    background:var(--g-brand);color:#0C2418;
    box-shadow:0 18px 40px -22px rgba(11,26,19,.55);
  }
  .btn-primary:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 22px 46px -20px rgba(76,224,179,.6)}
  .btn-primary:active{transform:translateY(0)}
  .btn-ghost{background:transparent;border-color:rgba(255,255,255,.24);color:var(--c-on-dark)}
  .btn-ghost:hover{border-color:var(--c-lime);color:#fff;transform:translateY(-1px)}
  .btn-outline{background:#fff;border-color:rgba(12,36,24,.16);color:var(--c-body)}
  .btn-outline:hover{border-color:rgba(184,255,61,.85);transform:translateY(-1px);box-shadow:var(--sh-2)}
  .btn-sm{height:40px;padding:0 18px;font-size:14px}
  .btn-text{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:700;color:#0C2418}
  .btn-text i{transition:transform .2s ease}
  .btn-text:hover i{transform:translateX(3px)}
  .btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;filter:none}

  /* ---------- Hero ---------- */
  .hero{position:relative;overflow:hidden;background:var(--c-ink);color:var(--c-on-dark);padding:48px 0 72px}
  .hero::before{
    content:"";position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-1.webp');
    background-size:cover;background-position:center;opacity:.22;
  }
  .hero::after{
    content:"";position:absolute;inset:0;
    background:
      repeating-linear-gradient(115deg,rgba(184,255,61,.05) 0 1px,transparent 1px 46px),
      radial-gradient(700px 380px at 14% 0%,rgba(184,255,61,.20),transparent 62%),
      radial-gradient(560px 320px at 94% 96%,rgba(76,224,179,.18),transparent 60%),
      linear-gradient(180deg,rgba(11,26,19,.55) 0%,rgba(11,26,19,.94) 100%);
  }
  .hero .container{position:relative;z-index:2}
  .hero-grid{display:grid;gap:44px;align-items:center}
  @media (min-width:1024px){.hero-grid{grid-template-columns:1.05fr .95fr;gap:56px}}
  .crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-sub);margin-bottom:18px;flex-wrap:wrap}
  .crumb a{transition:color .2s ease}
  .crumb a:hover{color:#0C2418;text-decoration:underline}
  .crumb-light{color:var(--c-on-dark2)}
  .crumb-light a:hover{color:var(--c-lime)}
  .crumb .sep{opacity:.5}
  .h1{font-size:clamp(32px,5vw,54px);line-height:1.14;font-weight:800;letter-spacing:-.01em;margin-bottom:20px}
  .hero-sub{font-size:17px;line-height:1.85;color:var(--c-on-dark2);max-width:48ch;margin-bottom:30px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px}
  .hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:38px}
  .stat{padding:14px 16px;border-radius:16px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12)}
  .stat-num{display:block;font-size:clamp(20px,2.4vw,26px);font-weight:800;color:var(--c-lime);line-height:1.2;font-variant-numeric:tabular-nums}
  .stat-txt{font-size:12.5px;color:var(--c-on-dark2);line-height:1.5;display:block;margin-top:4px}
  @media (max-width:560px){.hero-stats{grid-template-columns:1fr 1fr}}
  .hero-media{
    position:relative;border-radius:var(--r-lg);overflow:hidden;
    border:1px solid rgba(255,255,255,.16);aspect-ratio:16/9;
    box-shadow:0 34px 74px -34px rgba(0,0,0,.75);
  }
  .hero-media img{width:100%;height:100%;object-fit:cover}
  .hero-media-tag{
    position:absolute;left:16px;bottom:16px;display:inline-flex;align-items:center;gap:8px;
    padding:8px 14px;border-radius:999px;font-size:13px;color:#0C2418;background:var(--g-brand);font-weight:700;
  }

  /* ---------- 通用板块 ---------- */
  .section{padding:var(--sp) 0}
  .section-white{background:#fff}
  .sec-head{max-width:720px;margin-bottom:44px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;
    color:#2F6B52;background:rgba(76,224,179,.14);border:1px solid rgba(76,224,179,.35);
    padding:5px 14px;border-radius:999px;margin-bottom:16px;font-weight:700;
  }
  .h2{font-size:clamp(26px,3.4vw,38px);line-height:1.24;font-weight:750;letter-spacing:-.01em;margin-bottom:16px}
  .h3{font-size:clamp(20px,2.2vw,24px);line-height:1.4;font-weight:650;margin-bottom:12px}
  .lead{font-size:16.5px;line-height:1.85;color:var(--c-sub2);max-width:52ch}
  .on-dark{color:var(--c-on-dark)}
  .on-dark-2{color:var(--c-on-dark2)}

  /* ---------- 左窄右宽 ---------- */
  .detail-wrap{display:grid;gap:32px}
  @media (min-width:1024px){.detail-wrap{grid-template-columns:264px minmax(0,1fr);gap:52px}}
  .detail-side{align-self:start}
  @media (min-width:1024px){.detail-side{position:sticky;top:calc(var(--head-h) + 26px)}}
  .side-title{font-size:12.5px;letter-spacing:.14em;color:#7E9186;font-weight:700;margin-bottom:14px}
  .side-nav{display:grid;gap:2px}
  .side-link{
    display:block;padding:11px 16px;font-size:14.5px;color:var(--c-sub);
    border-left:2px solid var(--c-line);transition:.2s ease;
  }
  .side-link:hover{color:var(--c-body);border-left-color:rgba(184,255,61,.75);background:rgba(184,255,61,.08)}
  .side-link.is-current{color:var(--c-body);font-weight:700;border-left-color:var(--c-lime);background:rgba(184,255,61,.13)}
  .side-help{
    margin-top:22px;padding:18px;border-radius:var(--r-md);background:#fff;
    border:1px solid var(--c-line);box-shadow:var(--sh-2);
  }
  .side-help p{font-size:13.5px;line-height:1.7;color:var(--c-sub);margin-bottom:12px}
  @media (max-width:1023px){
    .detail-side{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:14px;box-shadow:var(--sh-2)}
    .side-title{margin:2px 0 10px 4px}
    .side-nav{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px}
    .side-link{
      border-left:0;border:1px solid var(--c-line);border-radius:999px;padding:8px 14px;
      white-space:nowrap;font-size:13.5px;
    }
    .side-link.is-current{background:var(--g-brand);color:#0C2418;border-color:transparent}
    .side-help{display:none}
  }
  .detail-main{max-width:760px}
  .detail-main > * + *{margin-top:22px}
  .detail-main h2{margin-top:44px}
  .detail-main h2:first-child{margin-top:0}
  .detail-main h3{margin-top:30px}
  .prose-p{font-size:16.8px;line-height:1.88;color:var(--c-sub2);max-width:52ch}
  .bullet{display:grid;gap:10px;margin-top:16px}
  .bullet li{position:relative;padding-left:22px;font-size:15.8px;line-height:1.8;color:var(--c-sub2)}
  .bullet li::before{
    content:"";position:absolute;left:2px;top:11px;width:8px;height:8px;border-radius:3px;
    background:var(--g-brand);
  }
  .quote{
    border-left:3px solid var(--c-lime);background:rgba(184,255,61,.08);
    padding:18px 22px;border-radius:0 var(--r-sm) var(--r-sm) 0;font-size:15.5px;color:var(--c-sub2);
  }

  /* ---------- 卡片 ---------- */
  .card{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:26px;
    transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
  }
  .card:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.5);box-shadow:0 26px 54px -30px rgba(11,26,19,.45)}
  .card-media{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--c-line);aspect-ratio:16/10;margin-bottom:18px}
  .card-media img{width:100%;height:100%;object-fit:cover}
  .card-title{font-size:19px;font-weight:700;line-height:1.45;margin-bottom:10px}
  .card-text{font-size:15px;line-height:1.8;color:var(--c-sub)}
  .card-dark{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.10);color:var(--c-on-dark)}
  .card-dark .card-text{color:var(--c-on-dark2)}
  .card-dark:hover{border-color:rgba(184,255,61,.45)}
  .tag{
    display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 13px;border-radius:999px;
    font-size:13px;color:#3C4A42;background:rgba(12,36,24,.055);border:1px solid var(--c-line);
  }
  .tag-lime{background:rgba(184,255,61,.18);border-color:rgba(184,255,61,.5);color:#26533C;font-weight:700}

  /* ---------- 数据条 ---------- */
  .num-strip{
    display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;
    padding:22px;border-radius:var(--r-md);background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-2);
  }
  .num-val{font-size:24px;font-weight:800;color:var(--c-deep);line-height:1.2;font-variant-numeric:tabular-nums}
  .num-lbl{font-size:12.5px;color:var(--c-sub);line-height:1.5;margin-top:4px;display:block}
  @media (max-width:640px){.num-strip{grid-template-columns:1fr 1fr;gap:18px 14px;padding:20px}}

  /* ---------- 联赛列表 ---------- */
  .league-row{
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    padding:16px 18px;border-radius:var(--r-md);background:#fff;border:1px solid var(--c-line);
    transition:.22s ease;
  }
  .league-row:hover{transform:translateY(-3px);border-color:rgba(184,255,61,.5);box-shadow:var(--sh-2)}
  .league-name{font-size:16px;font-weight:700}
  .league-tags{display:flex;flex-wrap:wrap;gap:8px}

  /* ---------- 步骤 ---------- */
  .step-row{
    display:flex;gap:18px;padding:20px;border-radius:var(--r-md);
    background:#fff;border:1px solid var(--c-line);transition:.22s ease;
  }
  .step-row:hover{transform:translateY(-3px);border-color:rgba(184,255,61,.5);box-shadow:var(--sh-2)}
  .step-num{
    flex:0 0 auto;width:40px;height:40px;border-radius:999px;display:grid;place-items:center;
    font-size:15px;font-weight:800;color:#0C2418;background:var(--g-brand);font-variant-numeric:tabular-nums;
  }
  .step-body h3{font-size:17px;font-weight:700;margin-bottom:6px}
  .step-body p{font-size:14.6px;line-height:1.78;color:var(--c-sub)}

  /* ---------- 数据印证 ---------- */
  .proof{position:relative;overflow:hidden;background:var(--c-deep);color:var(--c-on-dark)}
  .proof::before{
    content:"";position:absolute;inset:0;
    background:radial-gradient(620px 320px at 85% 12%,rgba(76,224,179,.20),transparent 62%),
               radial-gradient(520px 300px at 6% 90%,rgba(184,255,61,.14),transparent 60%);
  }
  .proof .container{position:relative;z-index:2}
  .proof-grid{display:grid;gap:18px;grid-template-columns:repeat(2,minmax(0,1fr))}
  @media (min-width:1024px){.proof-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
  .proof-badge{
    padding:22px;border-radius:var(--r-md);background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.12);transition:.25s ease;
  }
  .proof-badge:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.5);background:rgba(255,255,255,.09)}
  .proof-val{font-size:clamp(24px,2.8vw,30px);font-weight:800;line-height:1.15;color:var(--c-lime);font-variant-numeric:tabular-nums}
  .proof-val.amber{color:var(--c-amber)}
  .proof-val.mint{color:var(--c-mint)}
  .proof-lbl{font-size:13.5px;line-height:1.65;color:var(--c-on-dark2);margin-top:8px;display:block}

  /* ---------- FAQ ---------- */
  .faq{display:grid;gap:12px}
  .faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;transition:.25s ease}
  .faq-item:hover{border-color:rgba(184,255,61,.45)}
  .faq-item.is-open{border-color:rgba(184,255,61,.6);box-shadow:var(--sh-2)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:20px 24px;background:transparent;border:0;cursor:pointer;text-align:left;
    font-size:17.5px;font-weight:650;color:var(--c-body);line-height:1.5;
  }
  .faq-q i{color:var(--c-sub);transition:transform .3s ease}
  .faq-item.is-open .faq-q i{transform:rotate(180deg);color:#2F6B52}
  .faq-a{max-height:0;overflow:hidden;opacity:0;padding:0 24px;transition:max-height .32s ease,opacity .26s ease,padding .3s ease}
  .faq-item.is-open .faq-a{max-height:420px;opacity:1;padding-bottom:22px}
  .faq-a p{font-size:15.2px;line-height:1.85;color:var(--c-sub)}

  /* ---------- CTA ---------- */
  .cta{position:relative;overflow:hidden;background:var(--c-ink);color:var(--c-on-dark);padding:clamp(56px,7vw,88px) 0}
  .cta::before{
    content:"";position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-3.webp');
    background-size:cover;background-position:center;opacity:.2;
  }
  .cta::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(135deg,rgba(11,26,19,.86),rgba(12,36,24,.96));
  }
  .cta .container{position:relative;z-index:2}
  .cta-inner{display:grid;gap:26px;align-items:center}
  @media (min-width:1024px){.cta-inner{grid-template-columns:1.4fr .9fr;gap:48px}}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px}

  /* ---------- 页脚 ---------- */
  .footer{background:var(--c-ink);color:var(--c-on-dark2)}
  .footer .brand-name{color:var(--c-on-dark)}
  .footer-title{font-size:12.5px;letter-spacing:.14em;color:var(--c-on-dark);font-weight:700;margin-bottom:16px}
  .foot-list{display:grid;gap:10px;font-size:14px}
  .foot-list a{color:var(--c-on-dark2);transition:color .2s ease}
  .foot-list a:hover{color:var(--c-lime)}
  .footer-text{font-size:14px;line-height:1.8;max-width:34ch;color:var(--c-on-dark2)}
  .divider{border:0;height:1px;background:rgba(255,255,255,.10);margin:0}

  /* ---------- 浮动 CTA ---------- */
  .float-cta{
    position:fixed;right:24px;bottom:24px;z-index:60;
    display:none;align-items:center;gap:8px;height:52px;padding:0 24px;border-radius:999px;
    background:var(--g-brand);color:#0C2418;font-weight:700;font-size:15px;
    box-shadow:0 20px 44px -20px rgba(76,224,179,.7);
    opacity:0;transform:translateY(10px);pointer-events:none;
    transition:opacity .3s ease,transform .3s ease,filter .2s ease;
  }
  .float-cta.is-visible{opacity:1;transform:translateY(0);pointer-events:auto}
  .float-cta:hover{filter:brightness(1.06)}
  @media (min-width:1024px){.float-cta{display:inline-flex}}
  .mobile-bar{
    position:fixed;left:0;right:0;bottom:0;z-index:60;
    display:flex;align-items:center;gap:12px;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom,0px));
    background:rgba(11,26,19,.94);border-top:1px solid rgba(255,255,255,.12);
    backdrop-filter:blur(6px);
  }
  .mobile-bar .btn{flex:1;height:46px}
  .mobile-icon{
    flex:0 0 auto;width:46px;height:46px;border-radius:999px;display:grid;place-items:center;
    border:1px solid rgba(255,255,255,.2);color:var(--c-on-dark);
  }
  .mobile-icon:hover{border-color:var(--c-lime);color:var(--c-lime)}
  @media (min-width:768px){.mobile-bar{display:none}}
  @media (max-width:767px){body{padding-bottom:84px}}

  .intro-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}

  @media (prefers-reduced-motion:reduce){
    *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  }

/* roulang page: category2 */
:root{
    --c-ink:#0B1A13;
    --c-deep:#0C2418;
    --c-mid:#14392A;
    --c-card:#F6F8F5;
    --c-line:rgba(12,36,24,.10);
    --c-lime:#B8FF3D;
    --c-mint:#4CE0B3;
    --c-amber:#FF7A2F;
    --c-body:#14231B;
    --c-muted:#5C6B62;
    --g-brand:linear-gradient(135deg,#B8FF3D 0%,#4CE0B3 100%);
    --shadow-lg:0 1px 0 rgba(12,36,24,.06), 0 18px 40px -22px rgba(11,26,19,.35);
    --shadow-md:0 1px 0 rgba(12,36,24,.05), 0 14px 30px -20px rgba(11,26,19,.22);
    --r-lg:24px; --r-md:20px; --r-sm:12px;
    --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{
    margin:0;background:var(--c-card);color:var(--c-body);
    font-family:var(--font-sans);font-size:16px;line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font-family:inherit}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  ul{list-style:none;padding:0}
  section[id], div[id]{scroll-margin-top:148px}
  .container{width:100%;max-width:1240px;margin:0 auto;padding:0 16px}
  @media(min-width:768px){.container{padding:0 24px}}
  @media(min-width:1280px){.container{padding:0 40px}}
  .no-scrollbar{scrollbar-width:none;-ms-overflow-style:none}
  .no-scrollbar::-webkit-scrollbar{display:none}

  /* ---------- header ---------- */
  .site-header{position:sticky;top:0;z-index:60;background:var(--c-deep);border-bottom:1px solid rgba(255,255,255,.10)}
  .brandbar{background:var(--c-deep)}
  .brandbar-inner{display:flex;align-items:center;gap:18px;height:68px}
  .brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
  .brand-mark{
    width:34px;height:34px;border-radius:11px;background:var(--g-brand);
    display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
  }
  .brand-mark svg{width:22px;height:22px}
  .brand-name{font-size:19px;font-weight:800;color:#EAF3EA;letter-spacing:.2px;white-space:nowrap}
  .searchbox{
    flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:10px;
    height:44px;padding:0 18px;border-radius:999px;
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
    transition:border-color .2s, box-shadow .2s;
  }
  .searchbox:focus-within{border-color:var(--c-lime);box-shadow:0 0 0 4px rgba(184,255,61,.12)}
  .searchbox i{color:#A9BCAF;font-size:14px}
  .searchbox input{
    flex:1;background:transparent;border:0;outline:none;color:#EAF3EA;font-size:14px;
  }
  .searchbox input::placeholder{color:#8FA396}
  .brand-actions{display:flex;align-items:center;gap:16px;margin-left:auto}
  .link-quiet{font-size:14px;color:#C9D8CD;transition:color .2s}
  .link-quiet:hover{color:var(--c-lime)}
  .nav-toggle{
    display:none;width:42px;height:42px;border-radius:12px;
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
    color:#EAF3EA;font-size:16px;cursor:pointer;
  }
  .nav-toggle:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px}

  .chn-scroll{
    display:flex;gap:10px;align-items:center;
    overflow-x:auto;scroll-snap-type:x proximity;
    padding:10px clamp(16px,calc((100vw - 1240px)/2),40px) 14px;
    border-top:1px solid rgba(255,255,255,.06);
  }
  .chn-pill{
    flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;gap:7px;
    padding:9px 17px;border-radius:999px;font-size:14px;white-space:nowrap;
    color:#C9D8CD;background:transparent;border:1px solid rgba(255,255,255,.12);
    transition:color .2s,border-color .2s,background .2s;
  }
  .chn-pill:hover{color:#fff;border-color:rgba(184,255,61,.55)}
  .chn-pill.is-active{background:var(--g-brand);color:#0C2418;font-weight:700;border-color:transparent}
  .chn-pill:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px}
  .chn-sep{flex:0 0 auto;width:1px;height:22px;background:rgba(255,255,255,.16);margin:0 4px}

  /* ---------- drawer ---------- */
  .drawer{
    position:fixed;inset:0;z-index:80;background:var(--c-deep);
    padding:20px 16px 40px;overflow-y:auto;display:none;
  }
  .drawer.is-open{display:block}
  .drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
  .drawer-close{
    width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.14);color:#EAF3EA;font-size:17px;cursor:pointer;
  }
  .drawer-list{display:grid;gap:6px;margin:22px 0}
  .drawer-list a{
    display:flex;align-items:center;min-height:48px;padding:0 16px;border-radius:14px;
    color:#D6E3D9;font-size:15px;border:1px solid rgba(255,255,255,.08);
  }
  .drawer-list a.is-active{background:var(--g-brand);color:#0C2418;font-weight:700;border-color:transparent}
  .drawer-list a:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:9px;
    padding:14px 26px;border-radius:999px;font-size:15px;font-weight:700;
    border:1px solid transparent;cursor:pointer;
    transition:transform .2s,box-shadow .2s,filter .2s,background .2s,color .2s,border-color .2s;
  }
  .btn:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px}
  .btn:disabled{opacity:.5;cursor:not-allowed}
  .btn-primary{background:var(--g-brand);color:#0C2418;box-shadow:0 12px 28px -16px rgba(76,224,179,.95)}
  .btn-primary:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 18px 36px -16px rgba(76,224,179,1)}
  .btn-primary:active{transform:translateY(0)}
  .btn-ghost{background:transparent;border-color:rgba(255,255,255,.3);color:#EAF3EA}
  .btn-ghost:hover{border-color:var(--c-lime);color:var(--c-lime)}
  .btn-outline{background:#fff;border-color:var(--c-line);color:var(--c-body)}
  .btn-outline:hover{border-color:rgba(184,255,61,.75);color:var(--c-deep)}
  .btn-sm{padding:10px 18px;font-size:14px}
  .btn-text{display:inline-flex;align-items:center;gap:8px;font-weight:650;color:var(--c-mid);font-size:15px}
  .btn-text i{transition:transform .2s}
  .btn-text:hover i{transform:translateX(4px)}

  /* ---------- hero ---------- */
  .hero{position:relative;background:var(--c-ink);overflow:hidden}
  .hero-bg{
    position:absolute;inset:0;
    background-image:
      radial-gradient(720px 340px at 12% 8%, rgba(184,255,61,.18), transparent 62%),
      radial-gradient(620px 380px at 92% 88%, rgba(76,224,179,.16), transparent 66%),
      linear-gradient(120deg, rgba(11,26,19,.95) 0%, rgba(12,36,24,.88) 48%, rgba(20,57,42,.76) 100%),
      url('/assets/images/backpic/back-1.webp');
    background-size:cover,cover,cover,cover;
    background-position:center,center,center,center;
  }
  .hero-lines{
    position:absolute;inset:0;opacity:.35;
    background-image:repeating-linear-gradient(115deg, rgba(255,255,255,.055) 0 1px, transparent 1px 46px);
    pointer-events:none;
  }
  .hero-inner{position:relative;padding:56px 0 72px}
  @media(min-width:1024px){.hero-inner{padding:76px 0 96px}}
  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#9FB3A6}
  .crumb a{color:#C9D8CD}
  .crumb a:hover{color:var(--c-lime)}
  .crumb .sep{color:#6E8478}
  .hero-grid{display:grid;gap:40px;margin-top:26px}
  @media(min-width:1024px){.hero-grid{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:52px;align-items:center}}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;
    background:rgba(184,255,61,.12);border:1px solid rgba(184,255,61,.3);
    color:var(--c-lime);font-size:13px;font-weight:650;
  }
  .hero h1{
    margin-top:20px;color:#F2F8F2;
    font-size:clamp(32px,5vw,54px);line-height:1.14;font-weight:800;letter-spacing:-.5px;
  }
  .hero-sub{margin-top:20px;max-width:34em;font-size:17px;line-height:1.85;color:#B7C9BC}
  .hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
  .hero-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:38px}
  @media(min-width:768px){.hero-stats{grid-template-columns:repeat(4,minmax(0,1fr))}}
  .stat-box{
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);
    border-radius:16px;padding:14px 16px;
  }
  .stat-box b{
    display:block;font-size:26px;font-weight:800;color:#EAF3EA;
    font-variant-numeric:tabular-nums;line-height:1.2;
  }
  .stat-box b span{font-size:14px;font-weight:650;color:var(--c-lime);margin-left:3px}
  .stat-box small{display:block;margin-top:6px;font-size:13px;color:#9FB3A6;line-height:1.6}
  .hero-shot{
    border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.14);
    box-shadow:0 30px 70px -34px rgba(0,0,0,.8);
  }
  .hero-shot img{width:100%;aspect-ratio:16/10;object-fit:cover}
  .hero-shot figcaption{
    background:rgba(12,36,24,.92);color:#B7C9BC;font-size:13px;padding:12px 18px;
    border-top:1px solid rgba(255,255,255,.08);
  }

  /* ---------- sections ---------- */
  .sec{padding:72px 0}
  @media(min-width:1024px){.sec{padding:96px 0}}
  .sec-dark{background:var(--c-deep);color:#EAF3EA}
  .sec-head{max-width:760px}
  .sec-tag{
    display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;
    color:var(--c-mid);text-transform:uppercase;
  }
  .sec-dark .sec-tag{color:var(--c-lime)}
  .sec-title{
    margin-top:12px;font-size:clamp(26px,3.4vw,38px);line-height:1.24;font-weight:750;letter-spacing:-.3px;
  }
  .sec-desc{margin-top:16px;font-size:16px;line-height:1.85;color:var(--c-muted);max-width:52ch}
  .sec-dark .sec-desc{color:#A9BCAF}

  /* ---------- bento cards ---------- */
  .bento{display:grid;gap:20px;margin-top:44px}
  @media(min-width:768px){.bento{grid-template-columns:repeat(6,minmax(0,1fr))}}
  .card{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
    padding:24px;box-shadow:var(--shadow-md);
    transition:transform .25s,border-color .25s,box-shadow .25s;
  }
  .card:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.42);box-shadow:var(--shadow-lg)}
  .card h3{font-size:20px;line-height:1.4;font-weight:650}
  .card p{margin-top:10px;font-size:15px;line-height:1.8;color:var(--c-muted)}
  .card-ico{
    width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
    background:rgba(184,255,61,.18);color:var(--c-mid);font-size:18px;margin-bottom:16px;
  }
  .span-3{grid-column:span 6}
  @media(min-width:768px){.span-3{grid-column:span 3}}
  .span-2{grid-column:span 6}
  @media(min-width:768px){.span-2{grid-column:span 2}}
  .card-visual{grid-column:span 6;padding:0;overflow:hidden}
  .card-visual img{width:100%;height:100%;min-height:220px;object-fit:cover}
  .card-list{margin-top:14px;display:grid;gap:8px}
  .card-list li{position:relative;padding-left:20px;font-size:14px;line-height:1.75;color:#3E5045}
  .card-list li::before{
    content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:999px;
    background:var(--g-brand);
  }

  /* ---------- timeline ---------- */
  .timeline{position:relative;margin-top:48px}
  .timeline::before{
    content:"";position:absolute;left:19px;top:6px;bottom:24px;width:2px;
    background:linear-gradient(180deg,var(--c-lime),var(--c-mint),rgba(76,224,179,0));
  }
  .tl-item{position:relative;padding:0 0 34px 64px}
  .tl-node{
    position:absolute;left:0;top:0;width:40px;height:40px;border-radius:999px;
    display:flex;align-items:center;justify-content:center;
    background:#fff;border:2px solid rgba(12,36,24,.12);
    font-size:12px;font-weight:800;color:var(--c-deep);font-variant-numeric:tabular-nums;
    box-shadow:var(--shadow-md);
  }
  .tl-node.is-on{background:var(--g-brand);border-color:transparent}
  .tl-card{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
    padding:22px;box-shadow:var(--shadow-md);transition:transform .25s,border-color .25s,box-shadow .25s;
  }
  .tl-card:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.42);box-shadow:var(--shadow-lg)}
  .tl-tag{
    display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
    font-size:12px;font-weight:700;letter-spacing:.04em;
    background:rgba(12,36,24,.06);color:var(--c-mid);border:1px solid var(--c-line);
    font-variant-numeric:tabular-nums;
  }
  .tl-tag.is-live{background:rgba(255,122,47,.12);border-color:rgba(255,122,47,.3);color:#B8531A}
  .tl-card h3{margin-top:14px;font-size:20px;font-weight:650;line-height:1.4}
  .tl-card p{margin-top:10px;font-size:15px;line-height:1.8;color:var(--c-muted)}
  @media(min-width:1024px){
    .timeline::before{left:50%;margin-left:-1px}
    .tl-item{width:50%;padding:0 56px 38px 0}
    .tl-item .tl-node{left:auto;right:-20px}
    .tl-item.alt{margin-left:50%;padding:0 0 38px 56px}
    .tl-item.alt .tl-node{right:auto;left:-20px}
  }

  /* ---------- data strip ---------- */
  .data-grid{display:grid;gap:20px;margin-top:44px}
  @media(min-width:768px){.data-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
  .data-card{
    border-radius:var(--r-md);padding:24px;border:1px solid rgba(255,255,255,.12);
    background:rgba(255,255,255,.05);
  }
  .data-card b{
    display:block;font-size:30px;font-weight:800;color:#EAF3EA;font-variant-numeric:tabular-nums;line-height:1.2;
  }
  .data-card b em{font-style:normal;font-size:15px;font-weight:650;margin-left:4px;color:var(--c-lime)}
  .data-card span{display:block;margin-top:8px;font-size:14px;color:#A9BCAF;line-height:1.7}
  .data-card.warm{border-color:rgba(255,122,47,.35);background:rgba(255,122,47,.10)}
  .data-card.warm b em{color:var(--c-amber)}
  .split{display:grid;gap:36px;margin-top:44px;align-items:center}
  @media(min-width:1024px){.split{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px}}
  .split figure{border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.14)}
  .split figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
  .check-list{display:grid;gap:14px;margin-top:22px}
  .check-list li{display:flex;gap:12px;font-size:15px;line-height:1.8;color:#C4D4C9}
  .check-list i{color:var(--c-lime);margin-top:6px;font-size:13px}

  /* ---------- pills & links ---------- */
  .pill{
    display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:999px;
    font-size:13px;background:rgba(12,36,24,.06);color:#2C3F35;border:1px solid var(--c-line);
  }
  .pill-lime{background:rgba(184,255,61,.2);border-color:rgba(184,255,61,.45);color:#2C3F35}

  .channel-grid{display:grid;gap:20px;margin-top:40px}
  @media(min-width:768px){.channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
  .channel-card{
    display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--c-line);
    border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow-md);
    transition:transform .25s,border-color .25s,box-shadow .25s;
  }
  .channel-card:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.42);box-shadow:var(--shadow-lg)}
  .channel-card i.ci{
    width:46px;height:46px;flex:0 0 auto;border-radius:14px;display:flex;align-items:center;justify-content:center;
    background:rgba(76,224,179,.16);color:var(--c-mid);font-size:17px;
  }
  .channel-card h3{font-size:17px;font-weight:650}
  .channel-card p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--c-muted)}

  /* ---------- FAQ ---------- */
  .faq{margin-top:40px;max-width:880px}
  .faq-item{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-sm);
    margin-bottom:12px;overflow:hidden;transition:border-color .2s,box-shadow .2s;
  }
  .faq-item:hover{border-color:rgba(184,255,61,.45);box-shadow:var(--shadow-md)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:18px 22px;background:none;border:0;text-align:left;cursor:pointer;
    font-size:18px;font-weight:650;color:var(--c-body);
  }
  .faq-q:focus-visible{outline:2px solid var(--c-lime);outline-offset:-3px}
  .faq-q i{color:var(--c-mid);transition:transform .25s;flex:0 0 auto}
  .faq-q[aria-expanded="true"] i{transform:rotate(180deg)}
  .faq-a{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--c-muted)}
  .faq-a[hidden]{display:none}

  /* ---------- CTA banner ---------- */
  .cta-band{
    position:relative;overflow:hidden;border-radius:var(--r-lg);padding:44px 28px;
    background:
      radial-gradient(560px 260px at 88% 12%, rgba(184,255,61,.22), transparent 62%),
      linear-gradient(135deg,#0B1A13 0%,#14392A 100%);
    border:1px solid rgba(255,255,255,.10);
  }
  @media(min-width:768px){.cta-band{padding:56px 48px}}
  .cta-band h2{font-size:clamp(24px,3vw,34px);line-height:1.3;font-weight:750;color:#F2F8F2}
  .cta-band p{margin-top:14px;max-width:48ch;font-size:16px;line-height:1.85;color:#B7C9BC}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

  /* ---------- footer ---------- */
  .footer{background:var(--c-ink);color:#C4D4C9}
  .footer-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:#8FA396;margin-bottom:16px}
  .foot-list li{margin-bottom:10px;font-size:14px;color:#C4D4C9}
  .foot-list a{color:#C4D4C9;transition:color .2s}
  .foot-list a:hover{color:var(--c-lime)}
  .divider{height:1px;border:0}
  .footer .brand-name{color:#EAF3EA}

  /* ---------- floating cta ---------- */
  .float-cta{
    position:fixed;z-index:55;right:24px;bottom:24px;display:none;align-items:center;gap:10px;
    opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .3s,transform .3s;
  }
  .float-cta.is-on{opacity:1;transform:none;pointer-events:auto}
  .float-ico{
    width:52px;height:52px;border-radius:999px;display:flex;align-items:center;justify-content:center;
    background:#fff;border:1px solid var(--c-line);color:var(--c-mid);box-shadow:var(--shadow-md);font-size:18px;
  }
  .float-ico:hover{border-color:rgba(184,255,61,.6)}
  @media(min-width:1024px){.float-cta{display:flex}}
  @media(max-width:1023px){
    .float-cta{
      display:flex;left:0;right:0;bottom:0;padding:8px 16px calc(8px + env(safe-area-inset-bottom));
      background:rgba(12,36,24,.97);border-top:1px solid rgba(255,255,255,.12);
      justify-content:space-between;gap:12px;opacity:1;transform:none;pointer-events:auto;
    }
  }

  @media(prefers-reduced-motion:reduce){
    *{animation:none !important;transition:none !important}
    html{scroll-behavior:auto}
  }
  @media(max-width:1023px){
    .searchbox{display:none}
    .brand-actions .link-quiet{display:none}
    .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  }
  @media(max-width:639px){
    .brand-actions .btn{display:none}
    .hero-stats{grid-template-columns:1fr 1fr}
  }

/* roulang page: category3 */
:root{
    --c-ink:#0B1A13;
    --c-deep:#0C2418;
    --c-mid:#14392A;
    --c-card:#F6F8F5;
    --c-line:rgba(12,36,24,.10);
    --c-lime:#B8FF3D;
    --c-mint:#4CE0B3;
    --c-amber:#FF7A2F;
    --g-brand:linear-gradient(135deg,#B8FF3D 0%,#4CE0B3 100%);
    --t-body:#14231B;
    --t-muted:#5C6B62;
    --t-light:#EAF3EA;
    --t-soft:#A9BCAF;
    --r-lg:24px;
    --r-md:20px;
    --r-sm:12px;
    --sh-card:0 1px 0 rgba(12,36,24,.04) inset, 0 18px 40px -30px rgba(11,26,19,.35);
    --sh-card-hover:0 24px 48px -26px rgba(11,26,19,.34);
    --sh-dark:0 1px 0 rgba(255,255,255,.06) inset, 0 18px 40px -22px rgba(11,26,19,.55);
    --nav-h:calc(68px + 54px);
  }

  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.85;
    color:var(--t-body);
    background:#F6F8F5;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  button,input,select{font:inherit;color:inherit}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4,p{margin:0}
  :focus-visible{outline:2px solid var(--c-lime);outline-offset:2px}
  [id]{scroll-margin-top:calc(68px + 54px + 16px)}

  .container{width:100%;max-width:1240px;margin:0 auto;padding-left:16px;padding-right:16px}
  @media(min-width:768px){.container{padding-left:24px;padding-right:24px}}
  @media(min-width:1024px){.container{padding-left:40px;padding-right:40px}}
  .no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}
  .no-scrollbar::-webkit-scrollbar{display:none}

  /* ============ 头部双层导航 ============ */
  .site-head{position:sticky;top:0;z-index:70;background:var(--c-deep);border-bottom:1px solid rgba(255,255,255,.10);transition:box-shadow .25s ease}
  .site-head.is-stuck{box-shadow:0 18px 36px -28px rgba(0,0,0,.85)}
  .head-top-inner{display:flex;align-items:center;gap:16px;height:68px;transition:height .25s ease}
  .site-head.compact .head-top-inner{height:58px}
  .brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
  .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--g-brand);display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;box-shadow:0 10px 22px -14px rgba(184,255,61,.9)}
  .brand-mark svg{width:22px;height:22px}
  .brand-name{font-size:18px;font-weight:800;color:#FFFFFF;letter-spacing:.2px;white-space:nowrap}
  @media(min-width:1024px){.brand-name{font-size:20px}}

  .head-search{display:none;flex:1 1 auto;max-width:420px;margin:0 auto;position:relative;align-items:center}
  @media(min-width:1024px){.head-search{display:flex}}
  .head-search i{position:absolute;left:18px;color:rgba(234,243,234,.55);font-size:14px;pointer-events:none}
  .head-search input{
    width:100%;height:44px;border-radius:999px;background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.14);color:#EAF3EA;padding:0 96px 0 44px;font-size:14px;
    transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
  }
  .head-search input::placeholder{color:rgba(234,243,234,.45)}
  .head-search input:focus{outline:none;border-color:var(--c-lime);background:rgba(255,255,255,.10);box-shadow:0 0 0 4px rgba(184,255,61,.14)}
  .head-search-btn{position:absolute;right:5px;height:34px;padding:0 16px;border-radius:999px;border:0;background:var(--g-brand);color:#0C2418;font-size:13px;font-weight:700;cursor:pointer;transition:filter .2s ease,transform .2s ease}
  .head-search-btn:hover{filter:brightness(1.06);transform:translateY(-1px)}

  .head-actions{display:none;align-items:center;gap:18px;margin-left:auto}
  @media(min-width:1024px){.head-actions{display:flex}}
  .nav-toggle{
    margin-left:auto;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.16);
    background:rgba(255,255,255,.06);color:#EAF3EA;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
    transition:border-color .2s ease,background .2s ease;
  }
  .nav-toggle:hover{border-color:var(--c-lime);background:rgba(184,255,61,.10)}
  @media(min-width:1024px){.nav-toggle{display:none}}

  .head-tabs{border-top:1px solid rgba(255,255,255,.06);background:rgba(11,26,19,.55)}
  .chn-scroll{display:flex;align-items:center;gap:10px;overflow-x:auto;scroll-snap-type:x proximity;padding:9px 0;-webkit-overflow-scrolling:touch}
  .chn-pill{
    display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 16px;border-radius:999px;
    font-size:14px;color:var(--t-light);border:1px solid rgba(255,255,255,.12);background:transparent;
    white-space:nowrap;scroll-snap-align:start;transition:border-color .2s ease,color .2s ease,background .2s ease;
  }
  .chn-pill i{font-size:12px;opacity:.85}
  .chn-pill:hover{border-color:rgba(184,255,61,.65);color:#FFFFFF}
  .chn-pill.is-active{background:var(--g-brand);color:#0C2418;border-color:transparent;font-weight:700}
  .chn-pill.is-active i{opacity:1}
  .chn-sep{width:1px;height:22px;flex:0 0 auto;background:rgba(255,255,255,.16)}

  .drawer{
    position:fixed;inset:0;z-index:90;background:var(--c-deep);padding:18px 0 32px;
    display:none;flex-direction:column;overflow-y:auto;
  }
  .drawer.open{display:flex}
  .drawer-top{display:flex;align-items:center;justify-content:space-between;padding:0 16px 16px;border-bottom:1px solid rgba(255,255,255,.10)}
  .drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.16);background:transparent;color:#EAF3EA;cursor:pointer}
  .drawer-close:hover{border-color:var(--c-lime)}
  .drawer-search{margin:18px 16px 10px;position:relative}
  .drawer-search input{width:100%;height:48px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);color:#EAF3EA;padding:0 18px;font-size:15px}
  .drawer-search input:focus{outline:none;border-color:var(--c-lime)}
  .drawer-list{display:grid;padding:8px 16px}
  .drawer-list a{display:flex;align-items:center;min-height:48px;color:var(--t-light);font-size:16px;border-bottom:1px solid rgba(255,255,255,.07)}
  .drawer-list a:hover,.drawer-list a.is-active{color:var(--c-lime)}
  .drawer-cta{padding:20px 16px 0;display:grid;gap:12px}

  /* ============ 按钮体系 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:999px;
    font-size:15px;font-weight:650;border:1px solid transparent;cursor:pointer;text-align:center;
    transition:transform .18s ease,box-shadow .18s ease,filter .18s ease,border-color .18s ease,background .18s ease,color .18s ease;
  }
  .btn-primary{background:var(--g-brand);color:#0C2418;box-shadow:0 12px 28px -16px rgba(76,224,179,.75)}
  .btn-primary:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 20px 36px -16px rgba(76,224,179,.85)}
  .btn-primary:active{transform:translateY(0) scale(.99)}
  .btn-ghost{background:transparent;color:var(--t-light);border-color:rgba(255,255,255,.24)}
  .btn-ghost:hover{border-color:var(--c-lime);color:#FFFFFF;transform:translateY(-1px)}
  .btn-ghost:active{transform:translateY(0)}
  .btn-light{background:#FFFFFF;color:var(--t-body);border-color:var(--c-line)}
  .btn-light:hover{border-color:rgba(184,255,61,.9);transform:translateY(-1px);box-shadow:0 16px 30px -22px rgba(11,26,19,.5)}
  .btn:disabled{opacity:.5;cursor:not-allowed;transform:none;filter:none}
  .btn-sm{padding:10px 18px;font-size:14px}
  .btn-text{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--t-soft);transition:color .2s ease}
  .btn-text i{transition:transform .2s ease}
  .btn-text:hover{color:var(--c-lime)}
  .btn-text:hover i{transform:translateX(3px)}
  .btn-text-dark{color:var(--t-muted)}
  .btn-text-dark:hover{color:#0C2418}

  /* ============ 通用区块 ============ */
  .section{padding:72px 0}
  @media(min-width:768px){.section{padding:96px 0}}
  @media(min-width:1024px){.section{padding:120px 0}}
  .section-tight{padding:56px 0}
  @media(min-width:768px){.section-tight{padding:72px 0}}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:650;letter-spacing:.6px;
    color:#0C2418;background:rgba(184,255,61,.85);padding:6px 14px;border-radius:999px;
  }
  .eyebrow-dark{color:var(--c-lime);background:transparent;border:1px solid rgba(184,255,61,.4)}
  .h2{font-size:clamp(26px,3.4vw,38px);line-height:1.24;font-weight:750;letter-spacing:-.4px}
  .h3{font-size:20px;line-height:1.45;font-weight:650}
  .lead{color:var(--t-muted);font-size:16px;max-width:52ch}
  .lead-light{color:var(--t-soft)}
  .prose-block{max-width:720px;line-height:1.9}
  .prose-block p+p{margin-top:1.4em}

  /* ============ Hero ============ */
  .hero{position:relative;background:var(--c-deep);color:var(--t-light);overflow:hidden}
  .hero-bg{
    position:absolute;inset:0;
    background-image:linear-gradient(112deg,rgba(12,36,24,.96) 0%,rgba(11,26,19,.88) 55%,rgba(20,57,42,.80) 100%),url('/assets/images/backpic/back-1.webp');
    background-size:cover;background-position:center;
  }
  .hero-bg::after{
    content:"";position:absolute;inset:0;
    background:
      radial-gradient(560px 320px at 82% 12%,rgba(184,255,61,.22),transparent 70%),
      radial-gradient(420px 260px at 8% 88%,rgba(76,224,179,.18),transparent 72%);
  }
  .hero-lines{
    position:absolute;inset:0;opacity:.16;
    background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.16) 0 1px,transparent 1px 22px);
    pointer-events:none;
  }
  .hero-inner{position:relative;z-index:2;padding:60px 0 56px}
  @media(min-width:1024px){.hero-inner{padding:88px 0 72px}}
  .hero h1{font-size:clamp(32px,5vw,54px);line-height:1.14;font-weight:800;letter-spacing:-.6px;max-width:20ch}
  .hero-sub{margin-top:20px;font-size:17px;line-height:1.85;color:var(--t-soft);max-width:46ch}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
  .hero-badges{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:36px;max-width:640px}
  @media(min-width:768px){.hero-badges{grid-template-columns:repeat(4,minmax(0,1fr))}}
  .stat{
    background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-sm);
    padding:14px 16px;
  }
  .stat-num{font-size:clamp(22px,3vw,28px);font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;color:#FFFFFF}
  .stat-num span{font-size:13px;font-weight:650;color:var(--c-mint);margin-left:4px}
  .stat-label{margin-top:6px;font-size:13px;line-height:1.55;color:var(--t-soft)}

  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t-soft);padding:18px 0}
  .crumb a{color:var(--t-soft);transition:color .2s ease}
  .crumb a:hover{color:var(--c-lime)}
  .crumb .sep{opacity:.5}
  .crumb .now{color:var(--c-lime)}

  /* ============ 卡片体系 ============ */
  .card{background:#FFFFFF;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-card);transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
  .card:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.55);box-shadow:var(--sh-card-hover)}
  .card-pad{padding:24px}
  @media(min-width:768px){.card-pad{padding:28px}}
  .card-dark{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-lg);box-shadow:var(--sh-dark);color:var(--t-light)}
  .card-img{border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/10;background:#E7EBE6}
  .card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
  .card:hover .card-img img{transform:scale(1.04)}
  .tag{
    display:inline-flex;align-items:center;gap:6px;font-size:13px;padding:5px 12px;border-radius:999px;
    background:rgba(12,36,24,.06);color:var(--t-muted);border:1px solid var(--c-line);
  }
  .tag-lime{background:rgba(184,255,61,.30);color:#12331F;border-color:rgba(184,255,61,.55)}
  .tag-amber{background:rgba(255,122,47,.14);color:#8A3B0C;border-color:rgba(255,122,47,.35)}
  .tag-dark{background:rgba(255,255,255,.08);color:var(--t-light);border-color:rgba(255,255,255,.16)}

  /* ============ 对比矩阵 ============ */
  .matrix-wrap{overflow-x:auto;border-radius:var(--r-md)}
  .matrix{width:100%;min-width:840px;border-collapse:separate;border-spacing:0;background:#FFFFFF;border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;font-size:15px}
  .matrix th,.matrix td{padding:16px 18px;text-align:left;vertical-align:top;border-bottom:1px solid var(--c-line)}
  .matrix thead th{background:var(--c-deep);color:var(--t-light);font-size:14px;font-weight:650;border-bottom:0;white-space:nowrap}
  .matrix thead th.is-focus{background:#14392A;color:#FFFFFF;box-shadow:inset 0 -3px 0 var(--c-lime)}
  .matrix tbody th{font-weight:650;color:var(--t-body);background:rgba(12,36,24,.03);white-space:nowrap;width:180px}
  .matrix tbody td{color:var(--t-muted)}
  .matrix tbody tr:hover td{background:rgba(184,255,61,.09)}
  .matrix tbody tr:last-child th,.matrix tbody tr:last-child td{border-bottom:0}
  .matrix td .strong{color:var(--t-body);font-weight:650}

  .matrix-cards{display:grid;gap:14px}
  .mc{background:#FFFFFF;border:1px solid var(--c-line);border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-card)}
  .mc-title{display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:700;font-size:17px;margin-bottom:14px}
  .mc-row{display:flex;justify-content:space-between;gap:14px;padding:10px 0;border-bottom:1px dashed var(--c-line);font-size:14px}
  .mc-row:last-child{border-bottom:0}
  .mc-row span:first-child{color:var(--t-muted);flex:0 0 auto}
  .mc-row span:last-child{text-align:right;color:var(--t-body);font-weight:600}

  /* ============ 徽章组 ============ */
  .badge-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
  @media(min-width:768px){.badge-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
  .badge-box{border-radius:var(--r-md);padding:18px 20px;border:1px solid var(--c-line);background:#FFFFFF;box-shadow:var(--sh-card)}
  .badge-box.is-lime{background:rgba(184,255,61,.22);border-color:rgba(184,255,61,.55)}
  .badge-box.is-mint{background:rgba(76,224,179,.16);border-color:rgba(76,224,179,.45)}
  .badge-box.is-amber{background:rgba(255,122,47,.12);border-color:rgba(255,122,47,.35)}
  .badge-num{font-size:24px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.1;color:var(--t-body)}
  .badge-num span{font-size:13px;font-weight:650;margin-left:4px;color:var(--t-muted)}
  .badge-desc{margin-top:8px;font-size:13px;line-height:1.6;color:var(--t-muted)}

  /* ============ 步骤条 ============ */
  .steps{display:grid;gap:14px}
  @media(min-width:768px){.steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}}
  .step{position:relative;background:#FFFFFF;border:1px solid var(--c-line);border-radius:var(--r-md);padding:22px 24px;box-shadow:var(--sh-card)}
  .step-num{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:999px;border:2px solid var(--c-lime);color:#0C2418;font-weight:800;font-variant-numeric:tabular-nums;margin-bottom:14px}
  .step h3{font-size:18px;font-weight:700;margin-bottom:8px}
  .step p{font-size:15px;color:var(--t-muted)}

  /* ============ 列表 ============ */
  .check-list{display:grid;gap:12px}
  .check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--t-muted);line-height:1.8}
  .check-list i{color:#14392A;background:rgba(184,255,61,.45);width:22px;height:22px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-size:11px;flex:0 0 auto;margin-top:6px}

  /* ============ FAQ ============ */
  .faq-list{display:grid;gap:12px;max-width:900px}
  .faq-item{background:#FFFFFF;border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-card);overflow:hidden}
  .faq-q{
    display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;
    padding:20px 22px;font-size:18px;font-weight:650;line-height:1.5;color:var(--t-body);
    background:transparent;border:0;text-align:left;cursor:pointer;
  }
  .faq-q:hover{color:#0C2418}
  .faq-arrow{width:32px;height:32px;border-radius:999px;border:1px solid var(--c-line);display:inline-flex;align-items:center;justify-content:center;font-size:12px;color:var(--t-muted);flex:0 0 auto;transition:transform .25s ease,background .25s ease,color .25s ease,border-color .25s ease}
  .faq-item.open .faq-arrow{transform:rotate(180deg);background:var(--g-brand);color:#0C2418;border-color:transparent}
  .faq-a{display:none;padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--t-muted);max-width:62ch}
  .faq-item.open .faq-a{display:block}

  /* ============ CTA ============ */
  .cta-band{position:relative;background:var(--c-deep);color:var(--t-light);overflow:hidden;border-radius:28px}
  .cta-band::before{
    content:"";position:absolute;inset:0;
    background:radial-gradient(520px 300px at 88% 10%,rgba(184,255,61,.22),transparent 72%),radial-gradient(420px 240px at 4% 90%,rgba(76,224,179,.20),transparent 74%);
  }
  .cta-inner{position:relative;z-index:2;padding:44px 28px;display:grid;gap:24px}
  @media(min-width:768px){.cta-inner{padding:56px 48px;grid-template-columns:1.4fr .9fr;align-items:center;gap:40px}}
  .cta-inner h2{font-size:clamp(24px,3vw,34px);line-height:1.26;font-weight:750}
  .cta-inner p{margin-top:14px;color:var(--t-soft);max-width:44ch}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px}

  /* ============ 页脚 ============ */
  .footer{background:var(--c-deep);color:var(--t-soft);position:relative}
  .footer-title{color:var(--t-light);font-weight:700;font-size:15px;margin-bottom:14px}
  .foot-list{display:grid;gap:10px;font-size:14px}
  .foot-list li{line-height:1.7}
  .foot-list a{color:var(--t-soft);transition:color .2s ease}
  .foot-list a:hover{color:var(--c-lime)}
  .divider{border:0;height:1px;background:rgba(255,255,255,.10);margin:0}
  .footer-bottom{display:flex;flex-direction:column;gap:14px;padding:22px 0 88px;font-size:13px;color:rgba(169,188,175,.85)}
  @media(min-width:640px){.footer-bottom{flex-direction:row;align-items:center;justify-content:space-between}}

  /* ============ 浮动 CTA ============ */
  .float-cta{
    position:fixed;right:24px;bottom:24px;z-index:80;display:none;
    opacity:0;transform:translateY(12px);pointer-events:none;
    transition:opacity .3s ease,transform .3s ease;
  }
  @media(min-width:1024px){.float-cta{display:inline-flex}}
  .float-cta.show{opacity:1;transform:none;pointer-events:auto}
  .bottom-bar{
    position:fixed;left:0;right:0;bottom:0;z-index:80;display:flex;align-items:center;gap:12px;
    background:rgba(12,36,24,.97);border-top:1px solid rgba(255,255,255,.12);
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  }
  @media(min-width:1024px){.bottom-bar{display:none}}
  .bottom-bar .bar-text{font-size:13px;color:var(--t-soft);line-height:1.4;flex:1 1 auto}
  .bottom-bar .bar-icon{width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.18);color:var(--t-light);display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto}
  .bottom-bar .bar-icon:hover{border-color:var(--c-lime);color:var(--c-lime)}
  body{padding-bottom:72px}
  @media(min-width:1024px){body{padding-bottom:0}}

  @media (prefers-reduced-motion: reduce){
    *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  }

/* roulang page: category4 */
:root{
  --c-ink:#0B1A13;
  --c-deep:#0C2418;
  --c-mid:#14392A;
  --c-card:#F6F8F5;
  --c-line:rgba(12,36,24,.10);
  --c-line-inv:rgba(255,255,255,.12);
  --c-lime:#B8FF3D;
  --c-mint:#4CE0B3;
  --c-amber:#FF7A2F;
  --g-brand:linear-gradient(135deg,#B8FF3D 0%,#4CE0B3 100%);
  --t-1:#14231B;
  --t-2:#5C6B62;
  --t-inv:#EAF3EA;
  --t-inv2:#A9BCAF;
  --r-xl:24px;
  --r-lg:20px;
  --r-sm:12px;
  --sh-1:0 1px 0 rgba(12,36,24,.04),0 18px 40px -22px rgba(11,26,19,.35);
  --sh-2:0 1px 0 rgba(12,36,24,.04),0 12px 26px -20px rgba(11,26,19,.22);
  --head-h:126px;
  --font-stack:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body.page-body{
  margin:0;
  font-family:var(--font-stack);
  font-size:16.5px;
  line-height:1.85;
  color:var(--t-1);
  background:var(--c-card);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
[id]{scroll-margin-top:calc(var(--head-h) + 16px);}
.no-scrollbar::-webkit-scrollbar{display:none;}
.no-scrollbar{-ms-overflow-style:none;scrollbar-width:none;}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 16px;}
@media (min-width:768px){.container{padding:0 24px;}}
@media (min-width:1024px){.container{padding:0 40px;}}

.sec{padding:64px 0;}
@media (min-width:768px){.sec{padding:88px 0;}}
@media (min-width:1024px){.sec{padding:112px 0;}}
.sec-tight{padding:52px 0;}
@media (min-width:768px){.sec-tight{padding:68px 0;}}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:70;background:var(--c-deep);border-bottom:1px solid var(--c-line-inv);}
.header-top-inner{display:flex;align-items:center;gap:14px;min-height:68px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--g-brand);display:grid;place-items:center;box-shadow:0 10px 24px -14px rgba(184,255,61,.75);}
.brand-mark svg{width:22px;height:22px;}
.brand-name{font-size:19px;font-weight:800;color:#fff;letter-spacing:.2px;white-space:nowrap;}
.search-box{display:none;position:relative;flex:1 1 auto;max-width:420px;margin:0 auto;}
.search-box i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--t-inv2);font-size:14px;}
.search-box input{
  width:100%;height:44px;border-radius:999px;padding:0 18px 0 42px;
  background:rgba(255,255,255,.06);border:1px solid var(--c-line-inv);
  color:#fff;font-size:14.5px;outline:none;transition:.2s;
}
.search-box input::placeholder{color:#8FA396;}
.search-box input:focus{border-color:var(--c-lime);box-shadow:0 0 0 4px rgba(184,255,61,.16);background:rgba(255,255,255,.10);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto;}
.link-quiet{display:none;font-size:14px;color:var(--t-inv2);transition:.2s;white-space:nowrap;}
.link-quiet:hover{color:var(--c-lime);}
.nav-toggle{
  display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--c-line-inv);color:#fff;font-size:16px;cursor:pointer;transition:.2s;
}
.nav-toggle:hover{border-color:var(--c-lime);color:var(--c-lime);}
.header-chn{border-top:1px solid rgba(255,255,255,.07);}
.chn-scroll{display:flex;align-items:center;gap:10px;overflow-x:auto;scroll-snap-type:x proximity;padding:9px 0;scrollbar-width:none;}
.chn-scroll::-webkit-scrollbar{display:none;}
.chn-pill{
  flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;gap:7px;
  height:38px;padding:0 16px;border-radius:999px;font-size:14px;
  color:var(--t-inv2);border:1px solid var(--c-line-inv);white-space:nowrap;
  transition:color .2s,border-color .2s,background .2s;
}
.chn-pill:hover{color:#fff;border-color:rgba(184,255,61,.55);background:rgba(255,255,255,.06);}
.chn-pill.is-active{background:var(--g-brand);color:#0C2418;border-color:transparent;font-weight:700;}
.chn-pill:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;}
.chn-sep{flex:0 0 auto;width:1px;height:22px;background:rgba(255,255,255,.16);margin:0 4px;}
@media (min-width:768px){.search-box{display:block;}}
@media (min-width:1024px){.link-quiet{display:inline;} .nav-toggle{display:none;}}

/* 抽屉 */
.drawer{
  position:fixed;inset:0;z-index:90;background:rgba(9,20,14,.97);backdrop-filter:blur(2px);
  display:flex;flex-direction:column;padding:20px 20px 32px;transform:translateY(-102%);
  transition:transform .3s ease;overflow-y:auto;
}
.drawer.is-open{transform:translateY(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line-inv);background:transparent;color:#fff;font-size:18px;cursor:pointer;}
.drawer-close:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;}
.drawer-search{margin-bottom:22px;}
.drawer-search input{width:100%;height:48px;border-radius:999px;padding:0 20px;background:rgba(255,255,255,.07);border:1px solid var(--c-line-inv);color:#fff;outline:none;}
.drawer-search input:focus{border-color:var(--c-lime);}
.drawer-title{font-size:13px;letter-spacing:.14em;color:#7E8F85;margin:0 0 10px;}
.drawer-list a{display:flex;align-items:center;height:48px;padding:0 14px;border-radius:12px;color:var(--t-inv);font-size:15.5px;}
.drawer-list a:active{background:rgba(255,255,255,.08);}
.drawer-list a:focus-visible{outline:2px solid var(--c-lime);outline-offset:-2px;}
.drawer-cta{margin-top:26px;display:grid;gap:12px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:999px;font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s,color .2s,filter .2s;
  white-space:nowrap;
}
.btn-primary{background:var(--g-brand);color:#0C2418;box-shadow:0 14px 32px -18px rgba(184,255,61,.85);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 20px 40px -18px rgba(184,255,61,.95);filter:brightness(1.06);}
.btn-primary:active{transform:translateY(0);filter:brightness(.96);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.24);color:var(--t-inv);}
.btn-ghost:hover{border-color:var(--c-lime);color:var(--c-lime);transform:translateY(-1px);}
.btn-outline{background:#fff;border-color:var(--c-line);color:var(--t-1);box-shadow:var(--sh-2);}
.btn-outline:hover{border-color:rgba(184,255,61,.75);transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-text{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--c-mid);}
.btn-text i{transition:transform .2s;}
.btn-text:hover i{transform:translateX(4px);}
.btn:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;}
.btn[disabled]{opacity:.5;cursor:not-allowed;}

/* ---------- Hero ---------- */
.hero{position:relative;color:var(--t-inv);background:var(--c-deep);overflow:hidden;isolation:isolate;}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;opacity:.28;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(760px 380px at 82% 6%,rgba(184,255,61,.20),transparent 62%),
    radial-gradient(620px 320px at 8% 96%,rgba(76,224,179,.16),transparent 66%),
    linear-gradient(180deg,rgba(11,26,19,.78),rgba(9,20,14,.95));
}
.hero-inner{display:grid;gap:36px;padding:52px 0 60px;}
@media (min-width:1024px){.hero-inner{grid-template-columns:1.15fr .85fr;align-items:center;gap:48px;padding:72px 0 84px;}}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t-inv2);margin-bottom:18px;}
.crumb a{border-bottom:1px solid transparent;transition:.2s;}
.crumb a:hover{color:var(--c-lime);border-color:rgba(184,255,61,.6);}
.crumb span{opacity:.5;}
.hero h1{
  font-size:clamp(30px,4.6vw,50px);line-height:1.16;font-weight:800;letter-spacing:-.5px;
  margin:0 0 18px;color:#fff;
}
.hero h1 .hl{color:var(--c-lime);}
.hero-lead{font-size:16.5px;line-height:1.9;color:var(--t-inv2);max-width:34em;margin:0 0 26px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px;}
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;}
.stat{
  border:1px solid var(--c-line-inv);background:rgba(255,255,255,.06);
  border-radius:var(--r-lg);padding:14px 16px;
}
.stat-num{font-size:26px;font-weight:800;color:var(--c-lime);font-variant-numeric:tabular-nums;line-height:1.2;}
.stat-txt{font-size:13px;color:var(--t-inv2);margin-top:4px;line-height:1.6;}
.hero-media{position:relative;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--c-line-inv);box-shadow:0 30px 60px -34px rgba(0,0,0,.85);}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.hero-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 20px;font-size:13.5px;color:#DDEBE0;
  background:linear-gradient(180deg,rgba(9,20,14,0),rgba(9,20,14,.88));
}

/* ---------- 通用标题 ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--c-mid);text-transform:uppercase;}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--g-brand);}
.sec-title{font-size:clamp(25px,3.2vw,36px);line-height:1.26;font-weight:750;margin:14px 0 12px;letter-spacing:-.3px;}
.sec-sub{font-size:16px;color:var(--t-2);max-width:48ch;margin:0;}
.sec-head{margin-bottom:36px;}
@media (min-width:768px){.sec-head{margin-bottom:48px;}}

/* ---------- Z 字图文交错 ---------- */
.zlist{display:grid;gap:48px;}
@media (min-width:1024px){.zlist{gap:76px;}}
.zrow{display:grid;gap:24px;align-items:center;}
@media (min-width:1024px){
  .zrow{grid-template-columns:1fr 1fr;gap:56px;}
  .zrow.rev .zmedia{order:2;}
}
.zmedia{position:relative;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-2);background:#fff;}
.zmedia img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.zmedia .tagline{
  position:absolute;left:16px;top:16px;display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:rgba(12,36,24,.78);color:var(--c-lime);border:1px solid rgba(184,255,61,.35);
}
.zstep{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:var(--g-brand);color:#0C2418;font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;
  box-shadow:0 12px 26px -16px rgba(184,255,61,.9);
}
.zbody h3{font-size:clamp(21px,2.4vw,25px);line-height:1.42;font-weight:700;margin:16px 0 12px;}
.zbody p{margin:0 0 16px;color:var(--t-2);max-width:46ch;}
.tick-list{display:grid;gap:10px;margin-bottom:20px;}
.tick-list li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px;color:var(--t-1);}
.tick-list i{color:#1F8A64;margin-top:5px;font-size:13px;}

/* 横向数据条 */
.hbar{
  display:flex;flex-wrap:wrap;align-items:center;gap:0;
  border:1px solid var(--c-line);background:#fff;border-radius:var(--r-sm);
  padding:12px 4px;box-shadow:var(--sh-2);
}
.hbar-item{flex:1 1 120px;padding:6px 16px;min-width:120px;border-left:1px solid var(--c-line);}
.hbar-item:first-child{border-left:0;}
.hbar-k{font-size:12.5px;color:var(--t-2);letter-spacing:.02em;}
.hbar-v{font-size:19px;font-weight:800;color:var(--c-mid);font-variant-numeric:tabular-nums;line-height:1.4;}
.hbar-v.warn{color:var(--c-amber);}

/* ---------- 卡片网格 / 内链 ---------- */
.grid-cards{display:grid;gap:20px;}
@media (min-width:768px){.grid-cards{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.grid-cards{grid-template-columns:repeat(3,1fr);gap:24px;}}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);
  transition:transform .24s,box-shadow .24s,border-color .24s;
}
.card:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.55);box-shadow:var(--sh-1);}
.card:focus-within{border-color:var(--c-lime);}
.card-img img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.pill{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:rgba(12,36,24,.06);color:var(--c-mid);border:1px solid var(--c-line);
}
.pill.lime{background:rgba(184,255,61,.20);border-color:rgba(184,255,61,.45);color:#1D5C3C;}
.card h3{font-size:18.5px;line-height:1.5;font-weight:700;margin:0;}
.card p{font-size:14.5px;color:var(--t-2);margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-foot{margin-top:auto;padding-top:10px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#7B8A81;}
.card-link{position:absolute;inset:0;}
.card-wrap{position:relative;}

/* ---------- 要点双列 ---------- */
.two-col{display:grid;gap:24px;}
@media (min-width:768px){.two-col{grid-template-columns:repeat(2,1fr);gap:28px;}}
.panel{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-xl);padding:24px;box-shadow:var(--sh-2);
}
@media (min-width:768px){.panel{padding:28px;}}
.panel h3{font-size:19px;font-weight:700;margin:0 0 12px;display:flex;align-items:center;gap:10px;}
.panel h3 i{color:#1F8A64;font-size:15px;}
.dot-list{display:grid;gap:12px;}
.dot-list li{display:flex;gap:12px;font-size:15px;color:var(--t-2);line-height:1.8;}
.dot-list li b{color:var(--t-1);font-weight:700;}
.dot-list .num{
  flex:0 0 auto;width:24px;height:24px;border-radius:8px;display:grid;place-items:center;
  background:rgba(184,255,61,.22);color:#1D5C3C;font-size:12.5px;font-weight:800;margin-top:4px;
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;display:grid;gap:12px;}
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;transition:border-color .2s,box-shadow .2s;}
.faq-item.is-open{border-color:rgba(184,255,61,.6);box-shadow:var(--sh-2);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:650;color:var(--t-1);line-height:1.6;
}
.faq-q:focus-visible{outline:2px solid var(--c-lime);outline-offset:-3px;}
.faq-q i{color:var(--c-mid);transition:transform .25s;flex:0 0 auto;}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--t-2);}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:var(--c-deep);color:var(--t-inv);padding:36px 26px;
  border:1px solid rgba(255,255,255,.10);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 260px at 88% 10%,rgba(184,255,61,.22),transparent 60%),radial-gradient(520px 240px at 4% 100%,rgba(76,224,179,.18),transparent 62%);
  pointer-events:none;
}
.cta-band > *{position:relative;}
.cta-band h2{font-size:clamp(23px,3vw,32px);line-height:1.3;font-weight:750;margin:0 0 10px;color:#fff;}
.cta-band p{margin:0 0 22px;color:var(--t-inv2);max-width:46ch;font-size:15.5px;}
@media (min-width:768px){.cta-band{padding:52px 44px;}}

/* ---------- 页脚 ---------- */
.footer{background:var(--c-deep);color:var(--t-inv2);border-top:1px solid var(--c-line-inv);}
.footer .brand{margin-bottom:14px;}
.footer-title{font-size:14px;font-weight:750;color:#fff;margin:0 0 14px;letter-spacing:.02em;}
.foot-list{display:grid;gap:10px;font-size:14.5px;}
.foot-list a{color:var(--t-inv2);transition:color .2s;}
.foot-list a:hover{color:var(--c-lime);}
.foot-list li{line-height:1.7;}
.divider{height:1px;border:0;margin:0;}
.foot-bottom{font-size:13px;color:#7E8F85;}
.foot-bottom a{color:#A9BCAF;border-bottom:1px solid rgba(255,255,255,.2);transition:.2s;}
.foot-bottom a:hover{color:var(--c-lime);border-color:var(--c-lime);}

/* ---------- 浮动 CTA ---------- */
.fab{
  position:fixed;right:24px;bottom:24px;z-index:60;display:none;align-items:center;gap:10px;
  height:54px;padding:0 24px;border-radius:999px;background:var(--g-brand);color:#0C2418;
  font-weight:800;font-size:15px;box-shadow:0 20px 44px -18px rgba(11,26,19,.6);
  opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .3s,transform .3s,filter .2s;
}
.fab.is-show{opacity:1;transform:none;pointer-events:auto;}
.fab:hover{filter:brightness(1.06);}
@media (min-width:1024px){.fab{display:inline-flex;}}
.mobar{
  position:fixed;left:0;right:0;bottom:0;z-index:60;display:flex;align-items:center;gap:12px;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(12,36,24,.97);
  border-top:1px solid var(--c-line-inv);
}
.mobar .btn{flex:1 1 auto;}
.mobar-icon{
  flex:0 0 auto;width:48px;height:48px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--c-line-inv);color:var(--t-inv);font-size:17px;transition:.2s;
}
.mobar-icon:hover{border-color:var(--c-lime);color:var(--c-lime);}
@media (min-width:1024px){.mobar{display:none;}}
@media (max-width:1023px){body.page-body{padding-bottom:76px;}}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category5 */
:root{
    --c-ink:#0B1A13;
    --c-deep:#0C2418;
    --c-mid:#14392A;
    --c-card:#F6F8F5;
    --c-line:rgba(12,36,24,.10);
    --c-lime:#B8FF3D;
    --c-mint:#4CE0B3;
    --c-amber:#FF7A2F;
    --t-body:#14231B;
    --t-muted:#5C6B62;
    --t-light:#EAF3EA;
    --t-dim:#A9BCAF;
    --g-brand:linear-gradient(135deg,#B8FF3D 0%,#4CE0B3 100%);
    --r-lg:24px;
    --r-md:20px;
    --r-sm:12px;
    --sh-card:0 1px 0 rgba(12,36,24,.06), 0 18px 40px -22px rgba(11,26,19,.35);
    --sh-soft:0 1px 0 rgba(12,36,24,.05), 0 12px 28px -20px rgba(11,26,19,.20);
    --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
    --nav-h:120px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{
    margin:0;
    font-family:var(--font-sans);
    background:var(--c-card);
    color:var(--t-body);
    font-size:16.5px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
  input{font:inherit}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  ul{padding:0;list-style:none}
  .container{width:100%;max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px}
  @media (max-width:640px){.container{padding-left:16px;padding-right:16px}}
  section[id],div[id]{scroll-margin-top:calc(var(--nav-h) + 16px)}
  .no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}
  .no-scrollbar::-webkit-scrollbar{display:none}

  /* ---------- 顶部导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:50;
    background:var(--c-deep);
    border-bottom:1px solid rgba(255,255,255,.10);
  }
  .brand-row{
    display:flex;align-items:center;gap:20px;
    height:68px;
  }
  .brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
  .brand-mark{
    width:34px;height:34px;border-radius:10px;
    background:var(--g-brand);
    display:inline-flex;align-items:center;justify-content:center;
    flex:0 0 auto;
  }
  .brand-mark svg{width:21px;height:21px;display:block}
  .brand-name{
    font-size:19px;font-weight:800;letter-spacing:.02em;
    color:var(--t-light);white-space:nowrap;
  }
  .search-box{
    display:flex;align-items:center;gap:10px;
    flex:1 1 auto;max-width:420px;height:44px;
    padding:0 8px 0 16px;
    border:1px solid rgba(255,255,255,.16);
    border-radius:999px;
    background:rgba(255,255,255,.05);
    transition:border-color .2s ease, box-shadow .2s ease;
  }
  .search-box:focus-within{border-color:var(--c-lime);box-shadow:0 0 0 3px rgba(184,255,61,.14)}
  .search-box i{color:var(--t-dim);font-size:14px}
  .search-box input{
    flex:1 1 auto;min-width:0;height:100%;
    background:transparent;border:0;outline:none;
    color:var(--t-light);font-size:14.5px;
  }
  .search-box input::placeholder{color:rgba(169,188,175,.75)}
  .search-btn{
    flex:0 0 auto;height:34px;padding:0 16px;border-radius:999px;
    background:rgba(255,255,255,.10);color:var(--t-light);
    font-size:13.5px;font-weight:600;
    transition:background .2s ease,color .2s ease;
  }
  .search-btn:hover{background:rgba(184,255,61,.18);color:var(--c-lime)}
  .brand-actions{display:flex;align-items:center;gap:14px;margin-left:auto;flex:0 0 auto}
  .text-link{
    font-size:14px;color:var(--t-dim);font-weight:600;
    transition:color .2s ease;
  }
  .text-link:hover{color:var(--c-lime)}
  .hamburger{
    display:none;width:42px;height:42px;border-radius:12px;
    border:1px solid rgba(255,255,255,.18);color:var(--t-light);
    align-items:center;justify-content:center;font-size:17px;
  }
  .hamburger:hover{border-color:var(--c-lime);color:var(--c-lime)}
  .channel-row{border-top:1px solid rgba(255,255,255,.08)}
  .chn-scroll{
    display:flex;align-items:center;gap:8px;
    overflow-x:auto;scroll-snap-type:x proximity;
    padding:9px 24px;height:54px;
  }
  @media (max-width:640px){.chn-scroll{padding:9px 16px}}
  .chn-pill{
    flex:0 0 auto;scroll-snap-align:start;
    display:inline-flex;align-items:center;gap:7px;
    height:36px;padding:0 16px;border-radius:999px;
    font-size:14px;font-weight:600;white-space:nowrap;
    color:var(--t-dim);
    border:1px solid rgba(255,255,255,.12);
    transition:all .2s ease;
  }
  .chn-pill:hover{color:var(--t-light);border-color:rgba(184,255,61,.5)}
  .chn-pill.is-active{
    background:var(--c-lime);color:var(--c-deep);
    border-color:var(--c-lime);font-weight:700;
  }
  .chn-sep{flex:0 0 auto;width:1px;height:22px;background:rgba(255,255,255,.16);margin:0 4px}

  /* ---------- 抽屉 ---------- */
  .drawer{
    position:fixed;inset:0;z-index:80;
    background:var(--c-deep);
    padding:20px 20px 40px;
    display:flex;flex-direction:column;gap:20px;
    transform:translateY(-100%);
    opacity:0;visibility:hidden;
    transition:transform .28s ease,opacity .28s ease,visibility .28s;
    overflow-y:auto;
  }
  .drawer.is-open{transform:translateY(0);opacity:1;visibility:visible}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
  .drawer-close{
    width:42px;height:42px;border-radius:12px;
    border:1px solid rgba(255,255,255,.18);color:var(--t-light);
    display:inline-flex;align-items:center;justify-content:center;font-size:17px;
  }
  .drawer-list{display:flex;flex-direction:column;gap:4px}
  .drawer-list a{
    min-height:48px;display:flex;align-items:center;gap:10px;
    padding:0 14px;border-radius:12px;
    color:var(--t-light);font-size:16px;font-weight:600;
  }
  .drawer-list a:hover,.drawer-list a:focus-visible{background:rgba(255,255,255,.08);color:var(--c-lime)}
  .drawer-sep{height:1px;background:rgba(255,255,255,.12);margin:10px 0}

  /* ---------- 按钮 ---------- */
  .btn-primary{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:14px 26px;border-radius:999px;
    background:var(--g-brand);
    color:var(--c-deep);font-size:15.5px;font-weight:800;
    box-shadow:0 1px 0 rgba(255,255,255,.4) inset, 0 16px 32px -20px rgba(11,26,19,.55);
    transition:transform .18s ease, box-shadow .18s ease, filter .18s ease;
  }
  .btn-primary:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 1px 0 rgba(255,255,255,.5) inset,0 20px 38px -18px rgba(11,26,19,.55)}
  .btn-primary:active{transform:translateY(0);filter:brightness(.98)}
  .btn-primary.btn-sm{padding:10px 18px;font-size:14px}
  .btn-ghost{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:13px 24px;border-radius:999px;
    border:1px solid rgba(255,255,255,.28);
    background:transparent;color:var(--t-light);
    font-size:15.5px;font-weight:700;
    transition:border-color .2s ease,color .2s ease,background .2s ease,transform .18s ease;
  }
  .btn-ghost:hover{border-color:var(--c-lime);color:var(--c-lime);transform:translateY(-1px)}
  .btn-ghost.on-light{border-color:rgba(12,36,24,.20);color:var(--c-deep)}
  .btn-ghost.on-light:hover{border-color:#0C2418;color:var(--c-deep);background:rgba(12,36,24,.04)}
  .btn-text{
    display:inline-flex;align-items:center;gap:6px;
    font-weight:700;font-size:14.5px;color:var(--c-mid);
  }
  .btn-text i{transition:transform .2s ease}
  .btn-text:hover i{transform:translateX(3px)}
  a:focus-visible,button:focus-visible,input:focus-visible{
    outline:2px solid var(--c-lime);outline-offset:2px;
  }
  button:disabled{opacity:.5;cursor:not-allowed}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;
    background:var(--c-ink);
    color:var(--t-light);
    padding:64px 0 56px;
  }
  .hero::before{
    content:"";position:absolute;inset:0;
    background-image:linear-gradient(115deg,rgba(11,26,19,.94) 0%,rgba(12,36,24,.86) 46%,rgba(20,57,42,.72) 100%),url(/assets/images/backpic/back-3.webp);
    background-size:cover;background-position:center right;
    opacity:.96;
  }
  .hero::after{
    content:"";position:absolute;inset:0;
    background:repeating-linear-gradient(115deg,rgba(255,255,255,.045) 0 2px,transparent 2px 44px);
    pointer-events:none;
  }
  .hero-inner{position:relative;z-index:2;max-width:820px}
  .crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--t-dim);margin-bottom:22px}
  .crumbs a{color:var(--t-dim)}
  .crumbs a:hover{color:var(--c-lime)}
  .crumbs span[aria-current]{color:var(--t-light)}
  .hero-tag{
    display:inline-flex;align-items:center;gap:8px;
    padding:6px 14px;border-radius:999px;
    border:1px solid rgba(184,255,61,.4);
    color:var(--c-lime);font-size:13px;font-weight:700;
    letter-spacing:.04em;
  }
  .hero h1{
    font-size:clamp(32px,5vw,54px);line-height:1.14;font-weight:800;
    letter-spacing:-.01em;margin:20px 0 18px;
    color:#F4FBF4;
  }
  .hero-sub{
    font-size:17px;line-height:1.8;color:#CFE0D5;
    max-width:52ch;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 34px}
  .badge-row{display:flex;flex-wrap:wrap;gap:12px}
  .stat{
    display:flex;flex-direction:column;gap:2px;
    padding:14px 20px;border-radius:16px;
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.12);
    min-width:132px;
  }
  .stat-num{
    font-size:26px;font-weight:800;line-height:1.2;
    font-variant-numeric:tabular-nums;
    color:var(--c-lime);
  }
  .stat-num i{font-style:normal;font-size:14px;font-weight:700;margin-left:2px;color:inherit}
  .stat-desc{font-size:13px;color:var(--t-dim);line-height:1.6}
  .stat.amber .stat-num{color:var(--c-amber)}
  .stat.mint .stat-num{color:var(--c-mint)}

  /* ---------- 板块通用 ---------- */
  .section{padding:72px 0}
  .section.tight{padding:56px 0}
  .section-head{max-width:760px;margin-bottom:36px}
  .eyebrow{
    display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;
    color:#2C7A5B;text-transform:uppercase;margin-bottom:12px;
  }
  .section-head h2{
    font-size:clamp(26px,3.4vw,38px);line-height:1.24;font-weight:750;
    letter-spacing:-.01em;
  }
  .section-head p{margin-top:14px;color:var(--t-muted);font-size:16px;max-width:52ch}
  .deep-block{
    background:var(--c-deep);color:var(--t-light);
    border-radius:28px;padding:48px 40px;
    position:relative;overflow:hidden;
  }
  .deep-block::after{
    content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
    background:radial-gradient(circle,rgba(76,224,179,.22),transparent 68%);
    pointer-events:none;
  }

  /* ---------- 筛选条 ---------- */
  .filter-bar{
    position:sticky;top:calc(var(--nav-h) - 4px);z-index:30;
    background:rgba(246,248,245,.94);
    backdrop-filter:blur(6px);
    border-bottom:1px solid var(--c-line);
    padding:14px 0;
  }
  .filter-scroll{
    display:flex;align-items:center;gap:10px;overflow-x:auto;
    scroll-snap-type:x proximity;
  }
  .filter-pill{
    flex:0 0 auto;scroll-snap-align:start;
    height:38px;padding:0 18px;border-radius:999px;
    font-size:14px;font-weight:600;color:var(--t-muted);
    border:1px solid var(--c-line);background:#fff;
    transition:all .2s ease;
  }
  .filter-pill:hover{border-color:rgba(76,224,179,.7);color:#1D5B45}
  .filter-pill.is-active{
    background:var(--c-deep);color:var(--c-lime);border-color:var(--c-deep);
  }
  .filter-hint{margin-left:auto;font-size:13px;color:var(--t-muted);white-space:nowrap;flex:0 0 auto}

  /* ---------- 问答卡 ---------- */
  .qa-grid{display:grid;grid-template-columns:1fr;gap:20px}
  @media (min-width:768px){.qa-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
  @media (min-width:1024px){.qa-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
  .qa-card{
    display:flex;flex-direction:column;
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
    padding:24px;
    box-shadow:var(--sh-soft);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .qa-card:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.6);box-shadow:var(--sh-card)}
  .qa-card.is-hidden{display:none}
  .qa-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
  .qa-tag{
    display:inline-block;padding:4px 12px;border-radius:999px;
    font-size:12.5px;font-weight:700;letter-spacing:.02em;
    background:rgba(76,224,179,.14);color:#1D5B45;
  }
  .qa-tag.amber{background:rgba(255,122,47,.14);color:#9C4318}
  .qa-index{
    font-size:13px;font-weight:700;color:var(--t-muted);
    font-variant-numeric:tabular-nums;
  }
  .qa-q{
    font-size:19px;font-weight:650;line-height:1.45;
    color:var(--t-body);margin-bottom:12px;
  }
  .qa-body{
    overflow:hidden;max-height:0;
    transition:max-height .3s ease,opacity .25s ease;
    opacity:0;
  }
  .qa-card.is-open .qa-body{max-height:420px;opacity:1}
  .qa-body p{font-size:15px;line-height:1.8;color:var(--t-muted)}
  .qa-toggle{
    margin-top:16px;align-self:flex-start;
    display:inline-flex;align-items:center;gap:8px;
    font-size:14px;font-weight:700;color:var(--c-mid);
  }
  .qa-toggle i{transition:transform .25s ease;font-size:12px}
  .qa-card.is-open .qa-toggle i{transform:rotate(180deg)}

  /* ---------- 机制区 ---------- */
  .split{display:grid;grid-template-columns:1fr;gap:26px}
  @media (min-width:1024px){.split{grid-template-columns:1.35fr 1fr;align-items:start}}
  .media-card{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
    overflow:hidden;box-shadow:var(--sh-card);
  }
  .media-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
  .media-body{padding:26px}
  .media-body h3{font-size:22px;font-weight:700;margin-bottom:12px}
  .media-body p{color:var(--t-muted);font-size:15.5px}
  .mini-list{display:flex;flex-direction:column;gap:16px}
  .mini-card{
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
    padding:22px 24px;box-shadow:var(--sh-soft);
    transition:transform .2s ease,border-color .2s ease;
  }
  .mini-card:hover{transform:translateY(-4px);border-color:rgba(76,224,179,.6)}
  .mini-card .no{
    display:inline-flex;align-items:center;justify-content:center;
    width:34px;height:34px;border-radius:12px;margin-bottom:12px;
    border:1px solid rgba(76,224,179,.6);
    color:#1D5B45;font-weight:800;font-size:14px;
    font-variant-numeric:tabular-nums;
  }
  .mini-card h4{font-size:17.5px;font-weight:700;margin-bottom:8px}
  .mini-card p{font-size:14.5px;color:var(--t-muted)}

  /* ---------- 步骤 ---------- */
  .steps{display:grid;grid-template-columns:1fr;gap:16px;margin-top:32px}
  @media (min-width:640px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
  @media (min-width:1024px){.steps{grid-template-columns:repeat(4,minmax(0,1fr))}}
  .step{
    border:1px solid rgba(255,255,255,.14);
    background:rgba(255,255,255,.05);
    border-radius:var(--r-md);padding:22px;
  }
  .step-flag{
    display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.06em;
    color:var(--c-lime);margin-bottom:12px;
    font-variant-numeric:tabular-nums;
  }
  .step h4{font-size:17px;font-weight:700;margin-bottom:8px;color:#F2FAF3}
  .step p{font-size:14px;color:#B9CCC1;line-height:1.75}

  /* ---------- 内链卡 ---------- */
  .link-grid{display:grid;grid-template-columns:1fr;gap:18px}
  @media (min-width:768px){.link-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
  @media (min-width:1024px){.link-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
  .link-card{
    display:flex;flex-direction:column;gap:10px;
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
    padding:24px;box-shadow:var(--sh-soft);
    transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
  }
  .link-card:hover{transform:translateY(-4px);border-color:rgba(184,255,61,.65);box-shadow:var(--sh-card)}
  .link-card h4{font-size:17.5px;font-weight:700}
  .link-card p{font-size:14.5px;color:var(--t-muted)}
  .link-card .arrow{margin-top:auto;font-size:13.5px;font-weight:700;color:#1D5B45}
  .link-card .arrow i{margin-left:6px;transition:transform .2s ease}
  .link-card:hover .arrow i{transform:translateX(4px)}

  /* ---------- CTA ---------- */
  .cta-band{
    background:linear-gradient(135deg,#0C2418 0%,#14392A 62%,#1C4B37 100%);
    color:var(--t-light);border-radius:28px;
    padding:48px 40px;display:flex;flex-wrap:wrap;gap:24px;
    align-items:center;justify-content:space-between;
    position:relative;overflow:hidden;
  }
  .cta-band::after{
    content:"";position:absolute;left:-60px;bottom:-120px;width:300px;height:300px;border-radius:50%;
    background:radial-gradient(circle,rgba(184,255,61,.20),transparent 70%);pointer-events:none;
  }
  .cta-band h2{font-size:clamp(24px,3vw,32px);line-height:1.3;font-weight:750;position:relative;z-index:2}
  .cta-band p{margin-top:10px;color:#C3D6C9;font-size:15.5px;max-width:48ch;position:relative;z-index:2}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}

  /* ---------- 页脚 ---------- */
  .footer{background:var(--c-deep);color:var(--t-dim);margin-top:72px}
  .footer-title{font-size:14px;font-weight:700;color:#E3F0E5;margin-bottom:16px;letter-spacing:.02em}
  .foot-list{display:flex;flex-direction:column;gap:10px;font-size:14px}
  .foot-list a{color:var(--t-dim);transition:color .2s ease}
  .foot-list a:hover{color:var(--c-lime)}
  .divider{height:1px;border:0;margin:0}

  /* ---------- 浮动 CTA ---------- */
  .float-cta{
    position:fixed;right:24px;bottom:24px;z-index:60;
    display:inline-flex;align-items:center;gap:10px;
    padding:14px 24px;border-radius:999px;
    background:var(--g-brand);color:var(--c-deep);
    font-weight:800;font-size:15px;
    box-shadow:0 18px 36px -18px rgba(11,26,19,.6);
    opacity:0;visibility:hidden;transform:translateY(10px);
    transition:opacity .25s ease,transform .25s ease,visibility .25s,filter .2s ease;
  }
  .float-cta.is-show{opacity:1;visibility:visible;transform:translateY(0)}
  .float-cta:hover{filter:brightness(1.06);transform:translateY(-1px)}
  .mobile-bar{
    position:fixed;left:0;right:0;bottom:0;z-index:60;
    display:none;align-items:center;gap:12px;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    background:rgba(12,36,24,.97);
    border-top:1px solid rgba(255,255,255,.12);
  }
  .mobile-bar .mb-main{
    flex:1 1 auto;display:flex;align-items:center;justify-content:center;gap:8px;
    height:44px;border-radius:999px;background:var(--g-brand);
    color:var(--c-deep);font-weight:800;font-size:15px;
  }
  .mobile-bar .mb-icon{
    flex:0 0 auto;width:44px;height:44px;border-radius:999px;
    display:inline-flex;align-items:center;justify-content:center;
    border:1px solid rgba(255,255,255,.22);color:var(--t-light);
  }

  @media (max-width:1023px){
    .search-box{display:none}
    .brand-actions .text-link{display:none}
    .hamburger{display:inline-flex}
    .float-cta{display:none}
    .mobile-bar{display:flex}
    :root{--nav-h:112px}
  }
  @media (max-width:640px){
    .hero{padding:44px 0 44px}
    .section{padding:56px 0}
    .deep-block{padding:34px 22px}
    .cta-band{padding:34px 22px}
    .brand-name{font-size:17px}
    .stat{min-width:calc(50% - 6px);flex:1 1 auto}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  }
  @keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
  .hero-inner>*{animation:fadeUp .5s ease both}