/* roulang page: index */
:root{
  --brand-900:#10231C;
  --brand-700:#1F4636;
  --brand-500:#2E6B4F;
  --lime:#CDEB5A;
  --clay:#E2662F;
  --paper:#F7F5EF;
  --paper-2:#FFFFFF;
  --paper-3:#EFEBE1;
  --line:#E2DCD0;
  --ink-900:#1B1A16;
  --ink-600:#55524A;
  --ink-400:#8B877C;
  --radius-card:14px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(27,26,22,.06);
  --shadow-2:0 14px 32px -14px rgba(27,26,22,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-900);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  letter-spacing:0;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--lime);outline-offset:2px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:var(--paper-2);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:56px}
@media (min-width:1024px){.nav-wrap{height:64px}}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15px;letter-spacing:-.01em;color:var(--ink-900)}
@media (min-width:1024px){.logo{font-size:16px}}
.logo-mark{position:relative;width:28px;height:28px;border-radius:8px;background:var(--brand-700);overflow:hidden;flex:0 0 auto}
.logo-mark::after{content:"";position:absolute;inset:0;background:var(--lime);clip-path:polygon(100% 0,100% 100%,18% 100%)}
.nav-list{display:none;align-items:center;gap:28px;margin-left:48px}
@media (min-width:1024px){.nav-list{display:flex}}
.nav-link{position:relative;padding:6px 0;font-size:15px;font-weight:500;color:var(--ink-600);transition:color .15s ease-out}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;border-radius:2px;background:var(--lime);opacity:0;transition:opacity .15s ease-out}
.nav-link:hover{color:var(--brand-700)}
.nav-link:hover::after{opacity:.55}
.nav-link.is-active{color:var(--brand-700);font-weight:700}
.nav-link.is-active::after{opacity:1}
.nav-actions{display:none}
@media (min-width:1024px){.nav-actions{display:flex;align-items:center;gap:12px}}
.nav-toggle{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:0 10px;border:1px solid var(--line);border-radius:var(--radius-btn);background:var(--paper-2);cursor:pointer}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--ink-900)}
@media (min-width:1024px){.nav-toggle{display:none}}
.drawer{position:fixed;top:0;right:0;z-index:80;width:84vw;max-width:360px;height:100%;background:var(--paper-2);transform:translateX(102%);transition:transform .26s ease-out;overflow-y:auto;padding:18px 20px 32px}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:48px;margin-bottom:8px}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);border-radius:var(--radius-btn);background:var(--paper-2);cursor:pointer;font-size:18px;line-height:1;color:var(--ink-900)}
.drawer-link{display:block;padding:15px 12px;border-bottom:1px solid var(--line);font-size:16px;font-weight:500;color:var(--ink-600)}
.drawer-link.is-active{color:var(--brand-700);font-weight:700;box-shadow:inset 4px 0 0 var(--lime)}
.drawer-cta{margin-top:20px}
.backdrop{position:fixed;inset:0;z-index:70;background:rgba(16,35,28,.45);opacity:0;pointer-events:none;transition:opacity .26s ease-out}
.backdrop.is-open{opacity:1;pointer-events:auto}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border:1px solid transparent;border-radius:var(--radius-btn);font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;transition:background-color .15s ease-out,color .15s ease-out,border-color .15s ease-out,transform .15s ease-out,box-shadow .15s ease-out}
.btn-primary{background:var(--brand-700);color:#F2F0E8}
.btn-primary:hover{background:var(--brand-500);transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink-900)}
.btn-ghost:hover{border-color:var(--brand-700);color:var(--brand-700);box-shadow:inset 0 -2px 0 var(--lime)}
.btn-clay{background:var(--clay);color:#FFFFFF}
.btn-clay:hover{background:#c9541f;transform:translateY(-1px)}
.btn-lime{background:transparent;border-color:var(--lime);color:var(--lime)}
.btn-lime:hover{background:rgba(205,235,90,.14)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.55;transform:none;cursor:not-allowed}

/* ---------- hero ---------- */
.hero{background:var(--paper);padding:40px 0 0}
.hero-grid{display:grid;grid-template-columns:1fr;gap:28px}
@media (min-width:768px){.hero-grid{grid-template-columns:repeat(12,1fr);gap:24px;align-items:center}}
.hero-copy{grid-column:span 12}
@media (min-width:768px){.hero-copy{grid-column:span 7}}
.hero-media{grid-column:span 12;order:-1}
@media (min-width:768px){.hero-media{grid-column:span 5;order:0}}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:16px}
@media (max-width:767px){.hero-media img{aspect-ratio:16/9}}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:var(--lime);color:#1B1A16;font-size:12px;font-weight:700;letter-spacing:.02em}
.hero h1{margin-top:18px;font-size:clamp(30px,4.4vw,44px);line-height:1.28;font-weight:700;letter-spacing:-.01em}
.hero-sub{margin-top:14px;font-size:17px;color:var(--ink-600);line-height:1.85}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px;padding-top:20px;border-top:1px solid var(--line)}
.hero-stat b{display:block;font-size:20px;font-weight:700;color:var(--brand-700)}
.hero-stat span{display:block;margin-top:4px;font-size:13px;line-height:1.7;color:var(--ink-400)}

/* ---------- sections ---------- */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:88px 0}}
.section-head{margin-bottom:28px}
.section-title{position:relative;padding-left:14px;font-size:clamp(24px,3vw,30px);line-height:1.35;font-weight:700;letter-spacing:-.01em}
.section-title::before{content:"";position:absolute;left:0;top:.28em;width:4px;height:20px;border-radius:2px;background:var(--lime)}
.section-desc{margin-top:10px;font-size:15px;line-height:1.8;color:var(--ink-600);max-width:760px}
.section-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-700)}
.section-link:hover{box-shadow:inset 0 -6px 0 rgba(205,235,90,.7)}

/* ---------- collection ---------- */
.collection-wrap{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:1024px){.collection-wrap{grid-template-columns:240px minmax(0,1fr)}}
.toc{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}
.toc::-webkit-scrollbar{display:none}
@media (min-width:1024px){.toc{position:sticky;top:88px;display:block;overflow:visible;padding-bottom:0;align-self:start}}
.toc-item{display:flex;align-items:center;gap:10px;flex:0 0 auto;padding:10px 14px;border:1px solid var(--line);border-radius:999px;background:var(--paper-2);font-size:14px;font-weight:600;color:var(--ink-600);transition:border-color .15s ease-out,color .15s ease-out,background-color .15s ease-out}
@media (min-width:1024px){.toc-item{border-radius:var(--radius-card);margin-bottom:10px;padding:12px 14px}}
.toc-item:hover{border-color:var(--brand-500);color:var(--brand-700)}
.toc-num{font-size:13px;font-weight:700;color:var(--brand-500);font-variant-numeric:tabular-nums}
@media (min-width:1024px){.toc-num{font-size:20px;color:var(--brand-700)}}
.collection-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:768px){.collection-grid{grid-template-columns:repeat(2,1fr)}}
.collection-card{display:block;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out}
.collection-card:hover{border-color:rgba(46,107,79,.6);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.collection-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .18s ease-out}
.collection-card:hover img{transform:scale(1.02)}
.collection-body{padding:20px 22px 22px}
.collection-name{font-size:19px;font-weight:700;line-height:1.45;letter-spacing:-.01em;transition:color .18s ease-out}
.collection-card:hover .collection-name{color:var(--brand-700)}
.collection-note{margin-top:8px;font-size:14px;line-height:1.75;color:var(--ink-600)}
.collection-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px}
.badge{display:inline-flex;align-items:center;padding:3px 12px;border-radius:999px;background:var(--lime);color:#1B1A16;font-size:12px;font-weight:700;line-height:1.6}
.badge-plain{background:var(--paper-3);color:var(--ink-600);font-weight:600}

/* ---------- feature ---------- */
.feature-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:768px){.feature-grid{grid-template-columns:repeat(12,1fr)}}
.feature-main{grid-column:span 12;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:border-color .18s ease-out,box-shadow .18s ease-out}
@media (min-width:768px){.feature-main{grid-column:span 8}}
.feature-main:hover{border-color:rgba(46,107,79,.6);box-shadow:var(--shadow-2)}
.feature-main img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .18s ease-out}
.feature-main:hover img{transform:scale(1.02)}
.feature-main-body{padding:20px 22px 24px}
.feature-title{margin-top:12px;font-size:clamp(20px,2.4vw,24px);line-height:1.4;font-weight:700;letter-spacing:-.01em}
.feature-main:hover .feature-title{color:var(--brand-700)}
.feature-desc{margin-top:10px;font-size:15px;line-height:1.75;color:var(--ink-600)}
.meta-row{display:flex;align-items:center;gap:10px;margin-top:14px;font-size:13px;color:var(--ink-400);font-variant-numeric:tabular-nums}
.meta-dot{width:5px;height:5px;border-radius:50%;background:var(--clay);flex:0 0 auto}
.feature-small{grid-column:span 12;display:flex;flex-direction:column;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:border-color .18s ease-out,box-shadow .18s ease-out}
@media (min-width:768px){.feature-small{grid-column:span 4}}
.feature-small:hover{border-color:rgba(46,107,79,.6);box-shadow:var(--shadow-2)}
.feature-small img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .18s ease-out}
.feature-small:hover img{transform:scale(1.02)}
.feature-small-body{padding:16px 18px 20px;display:flex;flex-direction:column;flex:1}
.feature-small-title{margin-top:10px;font-size:17px;line-height:1.45;font-weight:700}
.feature-small:hover .feature-small-title{color:var(--brand-700)}
.feature-small-desc{margin-top:8px;font-size:14px;line-height:1.7;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feature-small-body .meta-row{margin-top:auto;padding-top:12px}

/* ---------- posts (cms) ---------- */
.post-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:768px){.post-grid{grid-template-columns:repeat(2,1fr)}}
.post-card{display:flex;flex-direction:column;padding:20px 22px 22px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out}
.post-card:hover{border-color:rgba(46,107,79,.6);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.post-title{margin-top:12px;font-size:18px;line-height:1.45;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card:hover .post-title{color:var(--brand-700)}
.post-desc{margin-top:10px;font-size:15px;line-height:1.75;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-card .meta-row{margin-top:auto;padding-top:14px}
.empty-state{display:flex;flex-direction:column;align-items:center;gap:14px;padding:44px 24px;background:var(--paper-2);border:1px dashed var(--line);border-radius:var(--radius-card);text-align:center}
.empty-icon{width:52px;height:52px;border-radius:14px;background:var(--paper-3);display:flex;align-items:center;justify-content:center;color:var(--brand-700);font-size:22px;font-weight:700}
.empty-state p{font-size:15px;color:var(--ink-600)}

/* ---------- related ---------- */
.related-band{background:var(--paper-3);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.related-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){.related-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.related-grid{grid-template-columns:repeat(4,1fr)}}
.related-card{display:flex;gap:14px;padding:14px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);transition:border-color .18s ease-out,box-shadow .18s ease-out}
.related-card:hover{border-color:rgba(46,107,79,.6);box-shadow:var(--shadow-2)}
.related-card img{width:76px;height:76px;flex:0 0 auto;object-fit:cover;border-radius:12px;transition:transform .18s ease-out}
.related-card:hover img{transform:scale(1.03)}
.related-card h3{font-size:16px;line-height:1.45;font-weight:700}
.related-card:hover h3{color:var(--brand-700)}
.related-card p{margin-top:6px;font-size:13px;line-height:1.7;color:var(--ink-400)}

/* ---------- cta ---------- */
.cta-block{background:var(--brand-900);border-radius:20px;padding:32px 24px;color:#F2F0E8}
@media (min-width:1024px){.cta-block{padding:48px 44px}}
.cta-inner{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.3fr 1fr;align-items:center;gap:40px}}
.cta-block h2{font-size:clamp(22px,3vw,28px);line-height:1.4;font-weight:700;letter-spacing:-.01em}
.cta-block p{margin-top:10px;font-size:15px;line-height:1.8;color:rgba(242,240,232,.78)}
.cta-btns{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:767px){.cta-btns .btn{width:100%}}
.cta-icons{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cta-icon{padding:6px 14px;border:1px solid rgba(242,240,232,.22);border-radius:999px;font-size:13px;color:rgba(242,240,232,.8)}

/* ---------- faq ---------- */
.faq-list{max-width:900px}
.faq-item{background:var(--paper-3);border:1px solid var(--line);border-radius:var(--radius-card);margin-bottom:12px;box-shadow:inset 3px 0 0 transparent;transition:background-color .18s ease-out,box-shadow .18s ease-out}
.faq-item[open]{background:var(--paper-2);box-shadow:inset 3px 0 0 var(--lime)}
.faq-q{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;font-size:16px;font-weight:600;line-height:1.6;cursor:pointer;list-style:none}
@media (min-width:768px){.faq-q{font-size:17px}}
.faq-q::-webkit-details-marker{display:none}
.faq-q::after{content:"+";font-size:20px;font-weight:400;color:var(--brand-700);transition:transform .18s ease-out;flex:0 0 auto}
.faq-item[open] .faq-q::after{content:"−";transform:rotate(180deg)}
.faq-a{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--ink-600)}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:#F2F0E8;margin-top:56px}
@media (min-width:1024px){.site-footer{margin-top:88px}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding:48px 0 32px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 40px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700}
.footer-brand .logo-mark::after{background:var(--lime)}
.footer-text{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(242,240,232,.72);max-width:360px}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:rgba(205,235,90,.7);margin-bottom:14px}
.footer-link{display:block;padding:6px 0;font-size:14px;color:rgba(242,240,232,.82);transition:color .15s ease-out}
.footer-link:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{border-top:1px solid rgba(242,240,232,.14);padding:18px 0 24px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:rgba(242,240,232,.6)}
.to-top{color:rgba(205,235,90,.85)}
.to-top:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}

/* roulang page: category1 */
:root{
  --brand-900:#10231C;
  --brand-700:#1F4636;
  --brand-500:#2E6B4F;
  --neon:#CDEB5A;
  --clay:#E2662F;
  --paper:#F7F5EF;
  --paper-2:#FFFFFF;
  --paper-3:#EFEBE1;
  --line:#E2DCD0;
  --ink-900:#1B1A16;
  --ink-600:#55524A;
  --ink-400:#8B877C;
  --radius-card:14px;
  --radius-btn:10px;
  --shadow-sm:0 1px 2px rgba(27,26,22,.06);
  --shadow-lg:0 14px 32px -14px rgba(27,26,22,.18);
  --container:1200px;
  --light-text:#F2F0E8;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-900);
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--neon);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
@media (min-width:1024px){.container{padding:0 32px;}}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:70;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  min-height:64px;gap:48px;
}
@media (max-width:900px){.header-inner{min-height:56px;gap:16px;}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:28px;height:28px;flex:0 0 28px;border-radius:6px;
  background:var(--brand-700);
  position:relative;overflow:hidden;display:inline-block;
}
.logo-mark::after{
  content:"";position:absolute;right:-6px;top:-6px;
  width:22px;height:22px;background:var(--neon);
  transform:rotate(45deg);
}
.brand-text{
  font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--ink-900);
  white-space:nowrap;
}
@media (max-width:520px){.brand-text{font-size:15px;}}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;
  font-size:15px;font-weight:500;color:var(--ink-600);
  padding:6px 0;
  transition:color .15s ease-out;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;
  background:var(--neon);border-radius:2px;
  opacity:0;transform:scaleX(.4);transform-origin:left;
  transition:opacity .15s ease-out,transform .15s ease-out;
}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after{opacity:1;transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-700);}
.nav-link.is-active::after{opacity:1;transform:scaleX(1);}
.nav-cta{
  border:1px solid var(--line);background:transparent;color:var(--ink-900);
  font-size:15px;font-weight:500;padding:8px 16px;border-radius:var(--radius-btn);
  transition:border-color .15s ease-out,color .15s ease-out,box-shadow .15s ease-out;
}
.nav-cta:hover{border-color:var(--brand-700);color:var(--brand-700);box-shadow:inset 0 -2px 0 var(--neon);}
.nav-toggle{
  display:none;border:1px solid var(--line);background:var(--paper-2);
  width:40px;height:40px;border-radius:10px;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink-900);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
@media (max-width:900px){
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .nav-list{
    position:fixed;top:0;right:0;height:100vh;width:84vw;max-width:360px;
    background:var(--paper);border-left:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;
    padding:80px 24px 32px;
    transform:translateX(102%);transition:transform .25s ease-out;
    z-index:80;overflow-y:auto;
  }
  .nav-list.is-open{transform:translateX(0);}
  .nav-link{padding:16px 12px;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink-900);}
  .nav-link::after{display:none;}
  .nav-link.is-active{box-shadow:inset 4px 0 0 var(--neon);color:var(--brand-700);}
  .drawer-mask{
    position:fixed;inset:0;background:rgba(16,35,28,.45);opacity:0;pointer-events:none;
    transition:opacity .25s ease-out;z-index:75;
  }
  .drawer-mask.is-open{opacity:1;pointer-events:auto;}
}
.drawer-mask{display:none;}
@media (max-width:900px){.drawer-mask{display:block;}}

/* ---------- section base ---------- */
.section{padding-top:56px;}
@media (min-width:768px){.section{padding-top:96px;}}
.section-head{max-width:760px;}
.section-title{
  font-size:clamp(24px,2.4vw,30px);line-height:1.35;font-weight:700;letter-spacing:-.01em;
  margin:0 0 14px;padding-left:14px;position:relative;
}
.section-title::before{
  content:"";position:absolute;left:0;top:.28em;width:4px;height:20px;
  background:var(--neon);border-radius:2px;
}
.section-desc{margin:0;color:var(--ink-600);font-size:16px;line-height:1.85;}

/* ---------- hero ---------- */
.hero{
  background:var(--brand-900);
  color:var(--light-text);
  position:relative;
  overflow:hidden;
  border-radius:0 0 20px 20px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.28;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(16,35,28,.92) 0%,rgba(16,35,28,.72) 55%,rgba(16,35,28,.5) 100%);
}
.hero-inner{position:relative;z-index:2;padding:56px 0 48px;}
@media (min-width:768px){.hero-inner{padding:88px 0 64px;}}
.hero h1{
  font-size:clamp(28px,3.6vw,42px);
  line-height:1.28;font-weight:700;letter-spacing:-.01em;
  margin:0 0 16px;color:#FFFFFF;
}
.hero-sub{
  font-size:16px;line-height:1.8;color:rgba(242,240,232,.86);
  margin:0 0 26px;max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;margin-top:36px;padding-top:24px;
  border-top:1px solid rgba(242,240,232,.22);
}
.stat-num{
  font-size:22px;font-weight:700;color:var(--neon);
  font-variant-numeric:tabular-nums;letter-spacing:.01em;
}
.stat-label{font-size:13px;color:rgba(242,240,232,.72);line-height:1.7;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;
  padding:12px 22px;border-radius:var(--radius-btn);
  border:1px solid transparent;
  transition:background-color .15s ease-out,color .15s ease-out,border-color .15s ease-out,transform .15s ease-out,box-shadow .15s ease-out;
}
.btn-primary{background:var(--brand-700);color:var(--light-text);}
.btn-primary:hover{background:var(--brand-500);transform:translateY(-1px);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink-900);}
.btn-ghost:hover{border-color:var(--brand-700);color:var(--brand-700);box-shadow:inset 0 -2px 0 var(--neon);}
.btn-ghost-light{background:transparent;border-color:rgba(242,240,232,.45);color:var(--light-text);}
.btn-ghost-light:hover{border-color:var(--neon);color:var(--neon);}
.btn-clay{background:var(--clay);color:#FFFFFF;}
.btn-clay:hover{filter:brightness(.92);transform:translateY(-1px);}
.btn-neon-outline{background:transparent;border-color:var(--neon);color:var(--neon);}
.btn-neon-outline:hover{background:rgba(205,235,90,.14);transform:translateY(-1px);}
.btn:disabled,.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none;}

/* ---------- chips / badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;line-height:1;
  padding:7px 12px;border-radius:999px;
  background:var(--neon);color:var(--brand-900);
}
.badge-soft{background:var(--paper-3);color:var(--ink-600);font-weight:500;}

/* ---------- anchor bar ---------- */
.anchor-bar{
  display:flex;gap:12px;overflow-x:auto;padding:4px 0 10px;
  scrollbar-width:thin;
}
.anchor-chip{
  display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;
  background:var(--paper-2);border:1px solid var(--line);border-radius:999px;
  padding:10px 18px;font-size:14px;font-weight:500;color:var(--ink-900);
  transition:border-color .15s ease-out,color .15s ease-out,transform .15s ease-out;
}
.anchor-chip:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px);}
.anchor-num{
  font-variant-numeric:tabular-nums;font-weight:700;font-size:13px;color:var(--brand-700);
}

/* ---------- collection cards (category1) ---------- */
.collection-grid{
  display:grid;grid-template-columns:1fr;gap:24px;margin-top:28px;
}
@media (min-width:768px){.collection-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}}
.collection-card{
  display:block;background:var(--paper-2);
  border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.collection-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-lg);
  border-color:rgba(46,107,79,.6);
}
.collection-card:hover .collection-title{color:var(--brand-700);}
.collection-card:hover .collection-media img{transform:scale(1.02);}
.collection-media{
  position:relative;aspect-ratio:16 / 10;overflow:hidden;background:var(--paper-3);
}
.collection-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .18s ease-out;
}
.collection-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(16,35,28,0) 42%,rgba(16,35,28,.5) 100%);
}
.count-badge{
  position:absolute;left:14px;bottom:14px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  background:var(--neon);color:var(--brand-900);
  font-size:12px;font-weight:700;line-height:1;
  padding:8px 12px;border-radius:999px;
  font-variant-numeric:tabular-nums;
}
.collection-body{padding:22px 24px 24px;}
.collection-title{
  font-size:19px;line-height:1.45;font-weight:700;letter-spacing:-.01em;
  margin:0 0 10px;color:var(--ink-900);transition:color .15s ease-out;
}
.collection-text{margin:0 0 16px;color:var(--ink-600);font-size:15px;line-height:1.75;}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13px;color:var(--ink-400);line-height:1.7;
  font-variant-numeric:tabular-nums;
}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--line);display:inline-block;}

/* ---------- steps ---------- */
.steps-grid{
  display:grid;grid-template-columns:1fr;gap:0;margin-top:28px;
  border-top:1px solid var(--line);
}
@media (min-width:768px){.steps-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
.step{
  padding:26px 0 26px;
  border-bottom:1px solid var(--line);
  display:flex;gap:18px;align-items:flex-start;
}
@media (min-width:768px){
  .step{padding:30px 28px 30px 0;}
  .step:nth-child(2n){padding-right:0;padding-left:28px;border-left:1px solid var(--line);}
}
.step-num{
  font-size:36px;line-height:1;font-weight:700;color:var(--neon);
  font-variant-numeric:tabular-nums;flex:0 0 auto;
  -webkit-text-stroke:1px rgba(16,35,28,.28);
}
.step h3{font-size:18px;line-height:1.45;font-weight:700;margin:0 0 8px;}
.step p{margin:0;font-size:15px;line-height:1.8;color:var(--ink-600);}

/* ---------- faq ---------- */
.faq-list{margin-top:28px;max-width:900px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-card);
  background:var(--paper);
  margin-bottom:12px;overflow:hidden;
  transition:background-color .15s ease-out,border-color .15s ease-out;
}
.faq-item[open]{background:var(--paper-2);border-color:var(--line);box-shadow:inset 3px 0 0 var(--neon);}
.faq-item summary{
  list-style:none;cursor:pointer;
  padding:18px 54px 18px 22px;
  font-size:16px;font-weight:600;line-height:1.6;
  position:relative;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:22px;top:50%;
  width:14px;height:14px;margin-top:-7px;
  background:
    linear-gradient(var(--brand-700),var(--brand-700)) center/14px 2px no-repeat,
    linear-gradient(var(--brand-700),var(--brand-700)) center/2px 14px no-repeat;
  transition:transform .2s ease-out;
}
.faq-item[open] summary::after{
  transform:rotate(135deg);
}
.faq-answer{
  padding:0 22px 20px;
  font-size:15px;line-height:1.85;color:var(--ink-600);
  max-width:820px;
}

/* ---------- cta ---------- */
.cta-block{
  background:var(--brand-900);color:var(--light-text);
  border-radius:20px;padding:36px 24px;
  display:flex;flex-direction:column;gap:22px;
}
@media (min-width:768px){
  .cta-block{flex-direction:row;align-items:center;justify-content:space-between;padding:44px 48px;}
}
.cta-title{font-size:clamp(22px,2.4vw,28px);line-height:1.35;font-weight:700;margin:0 0 10px;color:#FFFFFF;}
.cta-text{margin:0;font-size:15px;line-height:1.8;color:rgba(242,240,232,.8);max-width:560px;}
.cta-actions{display:flex;flex-direction:column;gap:12px;}
@media (min-width:768px){.cta-actions{flex-direction:row;flex:0 0 auto;}}
@media (max-width:767px){.cta-actions .btn{width:100%;}}
.cta-icon-row{
  display:flex;gap:18px;margin-top:22px;font-size:13px;color:rgba(242,240,232,.6);
  flex-wrap:wrap;
}

/* ---------- footer ---------- */
.site-footer{
  background:var(--brand-900);color:var(--light-text);
  margin-top:56px;padding:52px 0 24px;
}
@media (min-width:768px){.site-footer{margin-top:96px;padding:64px 0 28px;}}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:34px;
}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  font-size:17px;font-weight:700;color:#FFFFFF;margin-bottom:14px;
}
.footer-text{
  font-size:14px;line-height:1.85;color:rgba(242,240,232,.7);margin:0;
}
.footer-title{
  font-size:13px;letter-spacing:.08em;font-weight:600;
  color:rgba(205,235,90,.7);margin-bottom:14px;
}
.footer-link{
  display:block;font-size:14px;color:rgba(242,240,232,.82);
  padding:5px 0;transition:color .15s ease-out;
}
.footer-link:hover{color:var(--neon);text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(242,240,232,.16);
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(242,240,232,.6);
}
.to-top{color:rgba(242,240,232,.82);transition:color .15s ease-out;}
.to-top:hover{color:var(--neon);}

/* roulang page: article */
:root{
    --brand-900:#10231C;
    --brand-700:#1F4636;
    --brand-500:#2E6B4F;
    --lime:#CDEB5A;
    --clay:#E2662F;
    --paper:#F7F5EF;
    --paper-2:#FFFFFF;
    --paper-3:#EFEBE1;
    --line:#E2DCD0;
    --ink-900:#1B1A16;
    --ink-600:#55524A;
    --ink-400:#8B877C;
    --radius-card:14px;
    --radius-media:16px;
    --radius-btn:10px;
    --shadow-1:0 1px 2px rgba(27,26,22,.06);
    --shadow-2:0 14px 32px -14px rgba(27,26,22,.18);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink-900);
    font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.9;
    letter-spacing:-.01em;
    -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}
  :focus-visible{outline:2px solid var(--lime);outline-offset:2px}
  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  @media (min-width:1024px){.container{padding:0 32px}}

  /* ---------- 导航 ---------- */
  .site-header{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:1px solid var(--line)}
  .header-inner{display:flex;align-items:center;gap:20px;height:56px}
  @media (min-width:1024px){.header-inner{height:64px;gap:48px}}
  .logo{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:16px;letter-spacing:-.01em;white-space:nowrap}
  @media (min-width:768px){.logo{font-size:17px}}
  .logo-mark{width:28px;height:28px;flex:none;border-radius:7px;background:linear-gradient(135deg,var(--brand-700) 0 58%,var(--lime) 58% 100%)}
  .nav-list{display:none}
  @media (min-width:1024px){
    .nav-list{display:flex;align-items:center;gap:28px;margin-left:auto}
    .nav-link{position:relative;font-size:15px;font-weight:500;padding:6px 0;color:var(--ink-900);transition:color .15s ease-out}
    .nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:3px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .18s ease-out}
    .nav-link:hover{color:var(--brand-700)}
    .nav-link:hover::after{transform:scaleX(1)}
    .nav-link.is-active{color:var(--brand-700)}
    .nav-link.is-active::after{transform:scaleX(1)}
  }
  .nav-toggle{margin-left:auto;width:40px;height:40px;display:inline-flex;flex-direction:column;justify-content:center;gap:5px;align-items:center;border:1px solid var(--line);border-radius:10px;background:var(--paper-2)}
  .nav-toggle span{display:block;width:18px;height:2px;background:var(--brand-700);border-radius:2px}
  @media (min-width:1024px){.nav-toggle{display:none}}
  .drawer-mask{position:fixed;inset:0;background:rgba(27,26,22,.42);opacity:0;pointer-events:none;transition:opacity .24s ease-out;z-index:55}
  .drawer-mask.is-open{opacity:1;pointer-events:auto}
  .drawer{position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;background:var(--paper-2);border-left:1px solid var(--line);z-index:60;padding:22px 18px;transform:translateX(102%);transition:transform .24s ease-out;overflow-y:auto}
  .drawer.is-open{transform:translateX(0)}
  .drawer-title{font-size:13px;letter-spacing:.08em;color:var(--ink-400);margin-bottom:10px}
  .drawer-link{display:block;padding:14px 10px;border-bottom:1px solid var(--line);font-size:15px;font-weight:500;color:var(--ink-900)}
  .drawer-link:hover{background:var(--paper-3)}
  .drawer-link.is-active{color:var(--brand-700);box-shadow:inset 4px 0 0 var(--lime)}
  .drawer-close{width:34px;height:34px;border:1px solid var(--line);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:16px}

  /* ---------- 面包屑与文章头 ---------- */
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-600);padding:22px 0 0}
  .breadcrumb a{color:var(--ink-600)}
  .breadcrumb a:hover{color:var(--brand-700);text-decoration:underline;text-decoration-color:var(--lime);text-decoration-thickness:2px;text-underline-offset:3px}
  .crumb-sep{color:var(--ink-400)}
  .crumb-current{color:var(--ink-900);font-weight:500}
  .article-wrap{max-width:760px;margin:0 auto}
  .article-head{padding:28px 0 0}
  .cat-badge{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:var(--lime);color:var(--brand-900);font-size:12px;font-weight:600;letter-spacing:.02em}
  .article-title{font-size:clamp(28px,4.4vw,40px);line-height:1.3;font-weight:700;letter-spacing:-.01em;margin:16px 0 0}
  .meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;margin-top:16px;font-size:13px;color:var(--ink-600);font-variant-numeric:tabular-nums}
  .meta-sep{width:1px;height:12px;background:var(--line)}
  .meta-strong{color:var(--brand-700);font-weight:600}
  .cover{margin-top:28px;border-radius:var(--radius-media);overflow:hidden;border:1px solid var(--line);background:var(--paper-3);aspect-ratio:16/9}
  .cover img{width:100%;height:100%;object-fit:cover}

  /* ---------- 正文排版 ---------- */
  .article-body{margin-top:40px;font-size:16.5px;line-height:1.9;color:var(--ink-900);overflow-wrap:anywhere}
  .article-body p{margin:0 0 1.1em}
  .article-body h2{position:relative;font-size:clamp(22px,3vw,28px);line-height:1.4;font-weight:700;margin:2em 0 .7em;padding-left:16px}
  .article-body h2::before{content:"";position:absolute;left:0;top:.2em;width:4px;height:1em;border-radius:2px;background:var(--lime)}
  .article-body h3{font-size:20px;line-height:1.45;font-weight:700;margin:1.6em 0 .5em}
  .article-body h4{font-size:17px;font-weight:700;margin:1.4em 0 .4em;color:var(--brand-700)}
  .article-body ul{list-style:none;margin:0 0 1.2em;padding-left:0}
  .article-body ul>li{position:relative;padding-left:22px;margin:.4em 0}
  .article-body ul>li::before{content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;border-radius:2px;background:var(--lime)}
  .article-body ol{margin:0 0 1.2em;padding-left:1.5em}
  .article-body ol>li{margin:.4em 0;padding-left:.2em}
  .article-body ol>li::marker{color:var(--brand-700);font-weight:700;font-variant-numeric:tabular-nums}
  .article-body blockquote{margin:1.5em 0;padding:16px 20px;background:var(--paper-3);border-left:3px solid var(--brand-500);border-radius:0 12px 12px 0;color:var(--ink-600)}
  .article-body blockquote p:last-child{margin-bottom:0}
  .article-body a{color:var(--brand-700);font-weight:500;background:linear-gradient(transparent 62%,rgba(205,235,90,.7) 62%);transition:background .15s ease-out}
  .article-body a:hover{background:var(--lime);color:var(--brand-900)}
  .article-body img{border-radius:12px;margin:1.4em 0}
  .article-body figure{margin:1.6em 0}
  .article-body figcaption{font-size:13px;line-height:1.7;color:var(--ink-400);text-align:center;margin-top:10px}
  .article-body table{width:100%;display:block;overflow-x:auto;border-collapse:collapse;font-size:14px;margin:1.4em 0}
  .article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
  .article-body th{background:var(--paper-3);font-weight:600;color:var(--brand-700)}
  .article-body tr:nth-child(even) td{background:rgba(239,235,225,.5)}
  .article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
  .article-body strong{font-weight:700}

  /* ---------- 空态 ---------- */
  .empty-state{margin-top:40px;padding:44px 24px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);text-align:center}
  .empty-icon{width:46px;height:46px;margin:0 auto 16px;border-radius:12px;background:linear-gradient(135deg,var(--paper-3) 0 55%,var(--lime) 55% 100%)}
  .empty-state h2{font-size:20px;margin:0 0 8px;font-weight:700}
  .empty-state p{margin:0 0 20px;font-size:15px;color:var(--ink-600);line-height:1.85}

  /* ---------- 按钮 ---------- */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;transition:background-color .15s ease-out,color .15s ease-out,border-color .15s ease-out,transform .15s ease-out,box-shadow .15s ease-out;white-space:nowrap}
  .btn-primary{background:var(--brand-700);color:#F2F0E8}
  .btn-primary:hover{background:var(--brand-500);transform:translateY(-1px)}
  .btn-outline{border-color:var(--line);color:var(--ink-900);background:transparent}
  .btn-outline:hover{border-color:var(--brand-700);color:var(--brand-700);box-shadow:inset 0 -2px 0 var(--lime)}
  .btn-lime{border-color:var(--lime);color:var(--brand-900);background:var(--lime)}
  .btn-lime:hover{background:#DDF37D;transform:translateY(-1px)}
  .btn-clay{background:var(--clay);color:#FFFFFF}
  .btn-clay:hover{background:#C9561F;transform:translateY(-1px)}
  .btn-ghost-lime{border-color:rgba(205,235,90,.55);color:var(--lime);background:transparent}
  .btn-ghost-lime:hover{background:var(--lime);color:var(--brand-900)}
  .btn:disabled,.btn[aria-disabled="true"]{opacity:.55;transform:none;cursor:not-allowed}

  /* ---------- 文末标签与行动条 ---------- */
  .end-block{margin-top:56px}
  .tag-list{display:flex;flex-wrap:wrap;gap:10px;padding-top:24px;border-top:1px solid var(--line)}
  .tag{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:var(--paper-2);font-size:13px;color:var(--ink-600);transition:all .15s ease-out}
  .tag:hover{border-color:var(--brand-500);color:var(--brand-700);background:var(--paper-3)}
  .action-bar{margin-top:32px;padding:26px 28px;border-radius:20px;background:var(--brand-900);color:#F2F0E8;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px}
  .action-bar h3{margin:0 0 6px;font-size:19px;line-height:1.45;font-weight:700;color:#F2F0E8}
  .action-bar p{margin:0;font-size:14px;line-height:1.7;color:rgba(242,240,232,.72)}
  .action-btns{display:flex;gap:12px;flex-wrap:wrap}
  @media (max-width:560px){
    .action-bar{padding:22px 20px}
    .action-btns{width:100%}
    .action-btns .btn{flex:1 1 auto;width:100%}
  }

  /* ---------- 继续浏览 / 上下篇 ---------- */
  .pager{display:grid;grid-template-columns:1fr;gap:14px;margin-top:32px}
  @media (min-width:640px){.pager{grid-template-columns:1fr 1fr}}
  .pager-item{display:block;padding:18px 20px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--paper-2);transition:all .15s ease-out}
  .pager-item:hover{border-color:rgba(46,107,79,.6);box-shadow:var(--shadow-2);transform:translateY(-2px)}
  .pager-label{font-size:12px;letter-spacing:.08em;color:var(--ink-400);margin-bottom:6px}
  .pager-title{font-size:16px;font-weight:600;line-height:1.5;color:var(--ink-900)}
  .pager-item:hover .pager-title{color:var(--brand-700)}

  /* ---------- 相关推荐 ---------- */
  .rec-section{margin-top:72px;padding-top:36px;border-top:1px solid var(--line)}
  .section-title{position:relative;font-size:clamp(22px,2.6vw,28px);line-height:1.35;font-weight:700;margin:0 0 8px;padding-left:16px}
  .section-title::before{content:"";position:absolute;left:0;top:.22em;width:4px;height:1em;border-radius:2px;background:var(--lime)}
  .section-sub{font-size:14px;color:var(--ink-600);margin:0 0 28px;padding-left:16px}
  .rec-grid{display:grid;grid-template-columns:1fr;gap:22px}
  @media (min-width:640px){.rec-grid{grid-template-columns:1fr 1fr}}
  @media (min-width:1024px){.rec-grid{grid-template-columns:repeat(3,1fr)}}
  .rec-card{display:flex;flex-direction:column;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out}
  .rec-card:hover{border-color:rgba(46,107,79,.6);box-shadow:var(--shadow-2);transform:translateY(-2px)}
  .rec-media{aspect-ratio:4/3;background:var(--paper-3);overflow:hidden}
  .rec-media img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
  .rec-card:hover .rec-media img{transform:scale(1.02)}
  .rec-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
  .rec-title{font-size:17px;font-weight:600;line-height:1.5;margin:0}
  .rec-card:hover .rec-title{color:var(--brand-700)}
  .rec-desc{font-size:14px;line-height:1.75;color:var(--ink-600);margin:0}
  .rec-time{font-size:12.5px;color:var(--ink-400);font-variant-numeric:tabular-nums;margin-top:auto;padding-top:8px;border-top:1px solid var(--line)}
  .back-row{display:flex;justify-content:center;margin-top:40px}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--brand-900);color:#F2F0E8;margin-top:96px;padding:56px 0 24px}
  .footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
  @media (min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
  .footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#F2F0E8;margin-bottom:14px}
  .footer-text{font-size:14px;line-height:1.85;color:rgba(242,240,232,.72);margin:0}
  .footer-title{font-size:13px;letter-spacing:.08em;color:rgba(205,235,90,.7);margin-bottom:14px}
  .footer-link{display:block;font-size:14px;line-height:1.9;color:rgba(242,240,232,.86);margin-bottom:6px}
  .footer-link:hover{color:var(--lime);text-decoration:underline;text-underline-offset:3px}
  .footer-bottom{margin-top:40px;padding-top:18px;border-top:1px solid rgba(242,240,232,.14);display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;font-size:13px;color:rgba(242,240,232,.6)}
  .to-top{color:rgba(242,240,232,.8)}
  .to-top:hover{color:var(--lime)}

  @media (max-width:640px){
    .article-body{font-size:16px;line-height:1.85}
    .cover{border-radius:12px}
  }

/* roulang page: category2 */
:root {
    --brand-900: #10231C;
    --brand-700: #1F4636;
    --brand-500: #2E6B4F;
    --lime: #CDEB5A;
    --clay: #E2662F;
    --clay-dark: #C8561F;
    --paper: #F7F5EF;
    --paper-2: #FFFFFF;
    --paper-3: #EFEBE1;
    --line: #E2DCD0;
    --ink-900: #1B1A16;
    --ink-600: #55524A;
    --ink-400: #8B877C;
    --dark-text: #F2F0E8;
    --radius-card: 14px;
    --radius-btn: 10px;
    --radius-pill: 999px;
    --shadow-1: 0 1px 2px rgba(27, 26, 22, .06);
    --shadow-2: 0 14px 32px -14px rgba(27, 26, 22, .18);
    --ease: cubic-bezier(.22, .61, .36, 1);
  }

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

  .page-body {
    margin: 0;
    background: var(--paper);
    color: var(--ink-900);
    font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
    font-size: 16px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
  }

  h1, h2, h3, h4 { letter-spacing: -0.01em; }
  p { margin: 0 0 1.1em; }
  img { max-width: 100%; display: block; }
  a { color: inherit; text-decoration: none; }
  button { font-family: inherit; }

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

  .num { font-variant-numeric: tabular-nums; }

  /* ---------- 按钮 ---------- */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 44px;
    padding: 0 22px;
    border-radius: var(--radius-btn);
    font-size: 15px;
    font-weight: 600;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background-color .15s var(--ease), color .15s var(--ease),
                border-color .15s var(--ease), transform .15s var(--ease),
                box-shadow .15s var(--ease);
  }
  .btn-primary { background: var(--brand-700); color: var(--dark-text); }
  .btn-primary:hover { background: var(--brand-500); transform: translateY(-1px); }
  .btn-outline { background: transparent; border-color: var(--line); color: var(--ink-900); }
  .btn-outline:hover {
    border-color: var(--brand-700);
    color: var(--brand-700);
    box-shadow: inset 0 -2px 0 var(--lime);
  }
  .btn-outline-light {
    background: transparent;
    border-color: rgba(242, 240, 232, .42);
    color: var(--dark-text);
  }
  .btn-outline-light:hover {
    border-color: var(--lime);
    color: var(--lime);
    transform: translateY(-1px);
  }
  .btn-clay { background: var(--clay); color: #FFFFFF; }
  .btn-clay:hover { background: var(--clay-dark); transform: translateY(-1px); }
  .btn-lime-outline {
    background: transparent;
    border-color: var(--lime);
    color: var(--lime);
  }
  .btn-lime-outline:hover { background: rgba(205, 235, 90, .14); transform: translateY(-1px); }
  .btn:disabled { opacity: .55; transform: none; cursor: not-allowed; }

  :focus-visible {
    outline: 2px solid var(--lime);
    outline-offset: 2px;
  }

  /* ---------- 页头 ---------- */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    background: var(--paper-2);
    border-bottom: 1px solid var(--line);
  }
  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    height: 56px;
  }
  @media (min-width: 1024px) {
    .header-inner { height: 64px; gap: 28px; }
  }
  .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 0 1 auto;
    min-width: 0;
  }
  .logo-mark {
    position: relative;
    width: 28px;
    height: 28px;
    flex: 0 0 28px;
    background: var(--brand-700);
    border-radius: 7px;
    overflow: hidden;
  }
  .logo-mark::after {
    content: "";
    position: absolute;
    right: 0;
    top: 0;
    width: 14px;
    height: 14px;
    background: var(--lime);
    clip-path: polygon(100% 0, 100% 100%, 0 0);
  }
  .logo-text {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  @media (min-width: 768px) {
    .logo-text { font-size: 17px; }
  }

  .nav-list { display: none; }
  @media (min-width: 1024px) {
    .nav-list {
      display: flex;
      align-items: center;
      gap: 28px;
      margin-left: 48px;
      flex: 1 1 auto;
    }
  }
  .nav-link {
    position: relative;
    display: inline-block;
    padding: 6px 0;
    font-size: 15px;
    font-weight: 500;
    color: var(--ink-600);
    white-space: nowrap;
    transition: color .18s var(--ease);
  }
  .nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    height: 3px;
    background: var(--lime);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform .18s var(--ease);
  }
  .nav-link:hover { color: var(--brand-700); }
  .nav-link:hover::after { transform: scaleX(1); }
  .nav-link.is-active { color: var(--brand-700); font-weight: 600; }
  .nav-link.is-active::after { transform: scaleX(1); }

  .header-actions { display: flex; align-items: center; gap: 10px; }
  .header-cta { display: none; }
  @media (min-width: 1024px) {
    .header-cta { display: inline-flex; height: 38px; padding: 0 16px; font-size: 14px; }
  }
  .burger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--line);
    border-radius: var(--radius-btn);
    background: var(--paper-2);
    color: var(--ink-900);
    cursor: pointer;
    transition: border-color .15s var(--ease), color .15s var(--ease);
  }
  .burger:hover { border-color: var(--brand-700); color: var(--brand-700); }
  @media (min-width: 1024px) {
    .burger { display: none; }
  }

  /* ---------- 抽屉 ---------- */
  .drawer {
    position: fixed;
    inset: 0;
    z-index: 90;
    pointer-events: none;
  }
  .drawer-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(16, 35, 28, .48);
    opacity: 0;
    transition: opacity .22s var(--ease);
  }
  .drawer-panel {
    position: absolute;
    top: 0;
    right: 0;
    height: 100%;
    width: 84vw;
    max-width: 360px;
    padding: 20px;
    overflow-y: auto;
    background: var(--paper-2);
    box-shadow: -18px 0 40px -24px rgba(16, 35, 28, .5);
    transform: translateX(100%);
    transition: transform .26s var(--ease);
  }
  .drawer.is-open { pointer-events: auto; }
  .drawer.is-open .drawer-backdrop { opacity: 1; }
  .drawer.is-open .drawer-panel { transform: translateX(0); }
  .drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 4px;
  }
  .drawer-close {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line);
    border-radius: var(--radius-btn);
    background: transparent;
    color: var(--ink-600);
    cursor: pointer;
  }
  .drawer-link {
    position: relative;
    display: block;
    padding: 15px 0;
    font-size: 15px;
    font-weight: 500;
    color: var(--ink-900);
    border-bottom: 1px solid var(--line);
  }
  .drawer-link.is-active { color: var(--brand-700); font-weight: 600; padding-left: 14px; }
  .drawer-link.is-active::before {
    content: "";
    position: absolute;
    left: 0;
    top: 15px;
    bottom: 15px;
    width: 4px;
    background: var(--lime);
  }

  /* ---------- Hero ---------- */
  .hero {
    position: relative;
    overflow: hidden;
    background: var(--brand-900);
    color: var(--dark-text);
    padding: 48px 0 40px;
  }
  @media (min-width: 1024px) {
    .hero { padding: 72px 0 56px; }
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-2.webp');
    background-size: cover;
    background-position: center;
    opacity: .38;
  }
  .hero-veil {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(16, 35, 28, .74) 0%, rgba(16, 35, 28, .93) 100%);
  }
  .hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 32px;
    align-items: center;
  }
  @media (min-width: 1024px) {
    .hero-inner { grid-template-columns: 7fr 5fr; gap: 48px; }
  }
  .hero-badge {
    display: inline-flex;
    align-items: center;
    height: 28px;
    padding: 0 14px;
    border-radius: var(--radius-pill);
    background: var(--lime);
    color: var(--brand-900);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .04em;
  }
  .hero-title {
    margin: 18px 0 14px;
    font-size: clamp(30px, 5vw, 44px);
    line-height: 1.28;
    font-weight: 700;
    color: var(--dark-text);
  }
  .hero-sub {
    margin: 0 0 26px;
    font-size: 16px;
    line-height: 1.75;
    color: rgba(242, 240, 232, .78);
    max-width: 34em;
  }
  .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
  .hero-actions .btn { flex: 0 1 auto; }

  .hero-media {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(242, 240, 232, .16);
  }
  .hero-media img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
  }
  .hero-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(16, 35, 28, .35);
  }

  .hero-stats {
    position: relative;
    z-index: 1;
    margin-top: 36px;
    border-top: 1px solid rgba(242, 240, 232, .18);
  }
  @media (min-width: 768px) {
    .hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); }
  }
  .hero-stat {
    padding: 16px 0;
    border-bottom: 1px solid rgba(242, 240, 232, .18);
  }
  .hero-stat:last-child { border-bottom: 0; }
  @media (min-width: 768px) {
    .hero-stat {
      padding: 20px 24px;
      border-bottom: 0;
      border-left: 1px solid rgba(242, 240, 232, .18);
    }
    .hero-stat:first-child { border-left: 0; padding-left: 0; }
  }
  .stat-num {
    display: block;
    font-size: 30px;
    line-height: 1.1;
    font-weight: 700;
    color: var(--lime);
    font-variant-numeric: tabular-nums;
  }
  .stat-label {
    display: block;
    margin-top: 6px;
    font-size: 13px;
    color: rgba(242, 240, 232, .68);
  }

  /* ---------- 通用板块 ---------- */
  .section { padding: 56px 0; }
  @media (min-width: 1024px) {
    .section { padding: 92px 0; }
  }
  .section-alt { background: var(--paper-3); }
  .section-plain { background: var(--paper-2); }

  .section-head { margin-bottom: 32px; }
  @media (min-width: 1024px) {
    .section-head { margin-bottom: 44px; }
  }
  .section-title {
    position: relative;
    margin: 0 0 12px;
    padding-left: 16px;
    font-size: clamp(24px, 3vw, 30px);
    line-height: 1.35;
    font-weight: 700;
  }
  .section-title::before {
    content: "";
    position: absolute;
    left: 0;
    top: .32em;
    width: 4px;
    height: 20px;
    background: var(--lime);
    border-radius: 2px;
  }
  .section-desc {
    margin: 0;
    max-width: 46em;
    font-size: 15px;
    line-height: 1.8;
    color: var(--ink-600);
  }

  /* ---------- 下载清单（排行） ---------- */
  .rank-wrap {
    max-width: 900px;
    margin: 0 auto;
    border-top: 1px solid var(--line);
  }
  .rank-row { border-bottom: 1px solid var(--line); }
  .rank-link {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 14px;
    padding: 20px 14px 20px 10px;
    border-radius: 12px;
    transition: background-color .18s var(--ease), transform .18s var(--ease);
  }
  @media (min-width: 768px) {
    .rank-link { grid-template-columns: 84px 1fr; gap: 20px; padding: 24px 18px 24px 14px; }
  }
  .rank-row:hover .rank-link {
    background: var(--paper-3);
    transform: translateX(2px);
  }
  .rank-num {
    font-size: 34px;
    line-height: 1.05;
    font-weight: 700;
    color: var(--lime);
    -webkit-text-stroke: 1px var(--brand-700);
    font-variant-numeric: tabular-nums;
  }
  @media (min-width: 768px) {
    .rank-num { font-size: 46px; }
  }
  .rank-title {
    margin: 0 0 8px;
    font-size: 18px;
    line-height: 1.45;
    font-weight: 700;
    transition: color .18s var(--ease);
  }
  @media (min-width: 768px) {
    .rank-title { font-size: 19px; }
  }
  .rank-row:hover .rank-title { color: var(--brand-700); }
  .rank-text {
    margin: 0 0 10px;
    font-size: 15px;
    line-height: 1.75;
    color: var(--ink-600);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .rank-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--ink-400);
  }
  .rank-meta .dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--clay);
  }
  .rank-meta time { font-variant-numeric: tabular-nums; }

  /* ---------- 安装步骤 ---------- */
  .steps {
    position: relative;
    display: grid;
    gap: 18px;
  }
  @media (min-width: 1024px) {
    .steps { grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .steps::before {
      content: "";
      position: absolute;
      top: 26px;
      left: 24px;
      right: 24px;
      height: 1px;
      background: var(--line);
    }
  }
  .step {
    position: relative;
    background: var(--paper-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-card);
    padding: 22px;
    box-shadow: var(--shadow-1);
    transition: border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
  }
  .step:hover {
    border-color: rgba(46, 107, 79, .6);
    box-shadow: var(--shadow-2);
    transform: translateY(-2px);
  }
  .step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin-bottom: 14px;
    border-radius: 12px;
    background: var(--brand-700);
    color: var(--lime);
    font-size: 20px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
  }
  .step-title { margin: 0 0 8px; font-size: 17px; line-height: 1.45; font-weight: 700; }
  .step-text { margin: 0; font-size: 14px; line-height: 1.8; color: var(--ink-600); }

  /* ---------- 适配对照 ---------- */
  .compare {
    max-width: 900px;
    margin: 0 auto;
    background: var(--paper-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-card);
    overflow: hidden;
  }
  .compare-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 18px 20px;
    border-bottom: 1px solid var(--line);
  }
  .compare-row:last-child { border-bottom: 0; }
  @media (min-width: 768px) {
    .compare-row {
      grid-template-columns: 1.3fr 1.5fr 1.2fr;
      gap: 20px;
      align-items: center;
      padding: 18px 24px;
    }
  }
  .compare-head { display: none; }
  @media (min-width: 768px) {
    .compare-head {
      display: grid;
      background: var(--brand-900);
      color: var(--dark-text);
      font-size: 13px;
      font-weight: 600;
      letter-spacing: .06em;
    }
  }
  .compare-device { font-size: 15px; font-weight: 600; }
  .compare-pack { font-size: 14px; color: var(--ink-600); }
  .compare-meter { display: flex; align-items: center; gap: 12px; }
  .meter {
    flex: 1 1 auto;
    height: 8px;
    border-radius: var(--radius-pill);
    background: var(--paper-3);
    overflow: hidden;
  }
  .meter span { display: block; height: 100%; background: var(--brand-500); }
  .meter-value {
    font-size: 13px;
    font-weight: 600;
    color: var(--ink-600);
    font-variant-numeric: tabular-nums;
  }

  /* ---------- FAQ ---------- */
  .faq-list { max-width: 860px; margin: 0 auto; }
  .faq-item {
    background: var(--paper-3);
    border: 1px solid var(--line);
    border-radius: var(--radius-card);
    margin-bottom: 12px;
    overflow: hidden;
    transition: background-color .2s var(--ease), border-color .2s var(--ease);
  }
  .faq-item[open] { background: var(--paper-2); border-color: var(--brand-500); }
  .faq-item summary {
    position: relative;
    padding: 16px 54px 16px 20px;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.6;
    cursor: pointer;
    list-style: none;
  }
  .faq-item summary::-webkit-details-marker { display: none; }
  .faq-item summary::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--lime);
    opacity: 0;
    transition: opacity .2s var(--ease);
  }
  .faq-item[open] summary::before { opacity: 1; }
  .faq-plus {
    position: absolute;
    right: 20px;
    top: 50%;
    width: 14px;
    height: 14px;
    margin-top: -7px;
  }
  .faq-plus::before,
  .faq-plus::after {
    content: "";
    position: absolute;
    background: var(--brand-700);
    transition: transform .2s var(--ease), opacity .2s var(--ease);
  }
  .faq-plus::before { left: 0; top: 6px; width: 14px; height: 2px; }
  .faq-plus::after { left: 6px; top: 0; width: 2px; height: 14px; }
  .faq-item[open] .faq-plus::after { transform: scaleY(0); opacity: 0; }
  .faq-answer {
    padding: 0 20px 18px;
    font-size: 15px;
    line-height: 1.85;
    color: var(--ink-600);
  }
  .faq-answer p { margin: 0; }

  /* ---------- CTA 条 ---------- */
  .cta-band { padding: 56px 0; }
  @media (min-width: 1024px) {
    .cta-band { padding: 88px 0; }
  }
  .cta-box {
    background: var(--brand-900);
    border-radius: 20px;
    padding: 32px 24px;
    color: var(--dark-text);
  }
  @media (min-width: 768px) {
    .cta-box { padding: 44px 40px; }
  }
  @media (min-width: 1024px) {
    .cta-inner {
      display: grid;
      grid-template-columns: 1fr auto;
      align-items: center;
      gap: 40px;
    }
  }
  .cta-title {
    margin: 0 0 10px;
    font-size: clamp(22px, 2.6vw, 28px);
    line-height: 1.35;
    font-weight: 700;
  }
  .cta-text {
    margin: 0;
    font-size: 15px;
    line-height: 1.8;
    color: rgba(242, 240, 232, .74);
    max-width: 40em;
  }
  .cta-actions { display: flex; gap: 12px; margin-top: 24px; }
  @media (min-width: 1024px) {
    .cta-actions { margin-top: 0; flex-shrink: 0; }
  }
  @media (max-width: 519px) {
    .cta-actions { flex-direction: column; }
    .cta-actions .btn { width: 100%; }
  }
  .cta-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 18px;
    margin-top: 26px;
    padding-top: 20px;
    border-top: 1px solid rgba(242, 240, 232, .16);
    font-size: 13px;
    color: rgba(242, 240, 232, .66);
  }
  .cta-tags span { display: inline-flex; align-items: center; gap: 7px; }
  .cta-tags i { color: var(--lime); }

  /* ---------- 页脚 ---------- */
  .site-footer {
    background: var(--brand-900);
    color: rgba(242, 240, 232, .8);
    padding: 56px 0 24px;
    font-size: 14px;
  }
  .footer-grid {
    display: grid;
    gap: 32px;
  }
  @media (min-width: 768px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 24px; }
  }
  @media (min-width: 1024px) {
    .footer-grid { grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; }
  }
  .footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 700;
    color: var(--dark-text);
    margin-bottom: 14px;
  }
  .footer-text {
    margin: 0;
    font-size: 13.5px;
    line-height: 1.85;
    color: rgba(242, 240, 232, .68);
  }
  .footer-title {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .08em;
    color: rgba(205, 235, 90, .72);
    margin-bottom: 14px;
  }
  .footer-link {
    display: block;
    font-size: 14px;
    color: rgba(242, 240, 232, .82);
    padding: 5px 0;
    transition: color .15s var(--ease);
  }
  .footer-link:hover {
    color: var(--lime);
    text-decoration: underline;
    text-underline-offset: 3px;
  }
  .footer-bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(242, 240, 232, .16);
    font-size: 13px;
    color: rgba(242, 240, 232, .58);
  }
  .to-top {
    color: rgba(242, 240, 232, .82);
    transition: color .15s var(--ease);
  }
  .to-top:hover { color: var(--lime); }

  @media (max-width: 519px) {
    .hero-title { font-size: 30px; }
    .rank-link { padding: 18px 10px 18px 6px; }
    .cta-box { padding: 26px 20px; }
  }

/* roulang page: category3 */
:root{
  --brand-900:#10231C;
  --brand-700:#1F4636;
  --brand-500:#2E6B4F;
  --lime:#CDEB5A;
  --clay:#E2662F;
  --paper:#F7F5EF;
  --paper-2:#FFFFFF;
  --paper-3:#EFEBE1;
  --line:#E2DCD0;
  --ink-900:#1B1A16;
  --ink-600:#55524A;
  --ink-400:#8B877C;
  --light:#F2F0E8;
  --r-card:14px;
  --r-btn:10px;
  --r-img:16px;
  --sh-1:0 1px 2px rgba(27,26,22,.06);
  --sh-2:0 14px 32px -14px rgba(27,26,22,.18);
  --sec-y:56px;
}
@media (min-width:1024px){ :root{ --sec-y:92px; } }

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--ink-900);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.35}
p{margin:0}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

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

*:focus-visible{outline:2px solid var(--lime);outline-offset:2px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:48px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{
  position:relative;width:28px;height:28px;flex:none;
  border-radius:8px;background:var(--brand-700);overflow:hidden;
}
.logo-mark::after{
  content:"";position:absolute;right:-9px;bottom:-9px;
  width:24px;height:24px;background:var(--lime);transform:rotate(45deg);
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--ink-900);white-space:nowrap}
.nav-list{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav-link{
  position:relative;display:inline-block;padding:21px 0;
  font-size:15px;font-weight:500;color:var(--ink-600);
  transition:color .18s ease-out;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:17px;height:3px;border-radius:2px;
  background:var(--lime);opacity:0;transition:opacity .18s ease-out;
}
.nav-link:hover{color:var(--brand-700)}
.nav-link:hover::after{opacity:1}
.nav-link.is-active{color:var(--brand-700)}
.nav-link.is-active::after{opacity:1}
.menu-toggle{
  display:none;width:44px;height:44px;margin-left:auto;
  border:1px solid var(--line);border-radius:var(--r-btn);background:var(--paper-2);
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand-700)}
@media (max-width:959px){
  .header-inner{height:56px;gap:16px}
  .nav-list{display:none}
  .menu-toggle{display:flex}
  .brand-text{font-size:15.5px}
}
.drawer-mask{
  position:fixed;inset:0;z-index:55;background:rgba(16,35,28,.45);
  opacity:0;visibility:hidden;transition:opacity .22s ease-out;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;z-index:60;height:100%;width:84vw;max-width:360px;
  background:var(--paper-2);border-left:1px solid var(--line);
  padding:18px 20px 32px;overflow-y:auto;
  transform:translateX(101%);transition:transform .22s ease-out;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;gap:10px;padding:6px 0 18px;border-bottom:1px solid var(--line);margin-bottom:10px}
.drawer-link{
  display:block;padding:15px 12px;font-size:15px;font-weight:500;color:var(--ink-600);
  border-bottom:1px solid var(--line);
}
.drawer-link:hover{color:var(--brand-700);background:var(--paper)}
.drawer-link.is-active{color:var(--brand-700);box-shadow:inset 4px 0 0 var(--lime);padding-left:16px}

/* ---------- 通用 ---------- */
.section{padding-top:var(--sec-y);padding-bottom:var(--sec-y)}
.sec-head{max-width:760px}
.sec-title{
  position:relative;padding-left:16px;
  font-size:clamp(24px,2.4vw,30px);line-height:1.35;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.36em;
  width:4px;height:20px;border-radius:2px;background:var(--lime);
}
.sec-desc{margin-top:14px;font-size:16px;line-height:1.8;color:var(--ink-600)}
.badge{
  display:inline-block;padding:3px 10px;border-radius:999px;
  background:var(--lime);color:var(--ink-900);
  font-size:12px;font-weight:600;line-height:1.7;
}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.tag{
  display:inline-block;padding:5px 12px;border-radius:999px;
  border:1px solid var(--line);background:var(--paper-2);
  font-size:13px;color:var(--ink-600);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;white-space:nowrap;
  transition:background-color .15s ease-out,color .15s ease-out,border-color .15s ease-out,transform .15s ease-out,box-shadow .15s ease-out;
}
.btn-primary{background:var(--brand-700);color:var(--paper)}
.btn-primary:hover{background:var(--brand-500);transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink-900)}
.btn-ghost:hover{border-color:var(--brand-700);color:var(--brand-700);box-shadow:inset 0 -2px 0 var(--lime)}
.btn-clay{background:var(--clay);color:#fff}
.btn-clay:hover{background:#c9541f;transform:translateY(-1px)}
.btn-lime{background:transparent;border-color:var(--lime);color:var(--lime)}
.btn-lime:hover{background:rgba(205,235,90,.14)}
.btn:disabled{opacity:.55;transform:none;cursor:not-allowed}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--brand-900);color:var(--light);overflow:hidden}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.62}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(16,35,28,.94) 0%,rgba(16,35,28,.78) 52%,rgba(16,35,28,.46) 100%);
}
.hero-inner{position:relative;padding-top:64px}
.crumb{font-size:13px;color:rgba(242,240,232,.62);display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumb a:hover{color:var(--lime)}
.crumb span.sep{color:rgba(242,240,232,.36)}
.crumb .cur{color:var(--light)}
.hero-title{margin-top:22px;font-size:clamp(30px,4vw,44px);line-height:1.28;font-weight:700;letter-spacing:-.01em}
.hero-lead{margin-top:16px;font-size:17px;line-height:1.8;color:rgba(242,240,232,.82);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);
  border-top:1px solid rgba(242,240,232,.22);margin-top:48px;
}
.hero-stats > div{padding:22px 18px 26px 0}
.hero-stats > div + div{padding-left:22px;border-left:1px solid rgba(242,240,232,.16)}
.stat-num{font-size:26px;font-weight:700;color:var(--lime);line-height:1.2;font-variant-numeric:tabular-nums}
.stat-label{margin-top:6px;font-size:13px;line-height:1.7;color:rgba(242,240,232,.7)}
@media (max-width:639px){
  .hero-inner{padding-top:44px}
  .hero-stats{grid-template-columns:1fr;border-top:1px solid rgba(242,240,232,.22)}
  .hero-stats > div{padding:16px 0}
  .hero-stats > div + div{padding-left:0;border-left:0;border-top:1px solid rgba(242,240,232,.14)}
}

/* ---------- 档案卡（图文档案风） ---------- */
.archive-grid{display:grid;grid-template-columns:1fr;gap:24px;margin-top:40px}
@media (min-width:768px){ .archive-grid{grid-template-columns:repeat(2,1fr)} }
.archive-card{
  display:flex;flex-direction:column;
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;
  transition:border-color .2s ease-out;
}
.archive-card:hover{border-color:rgba(46,107,79,.6)}
.archive-pic{aspect-ratio:4/3;overflow:hidden;background:var(--paper-3)}
.archive-pic img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
.archive-card:hover .archive-pic img{transform:scale(1.02)}
.archive-body{padding:22px;display:flex;flex-direction:column;flex:1}
.archive-title{
  margin-top:12px;font-size:19px;line-height:1.45;font-weight:700;
  transition:color .2s ease-out;
}
.archive-card:hover .archive-title{color:var(--brand-700)}
.archive-desc{margin-top:10px;font-size:15px;line-height:1.75;color:var(--ink-600)}
.archive-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:var(--ink-400);
}
.archive-meta .dot{width:1px;height:12px;background:var(--line)}

/* ---------- 四步核对 ---------- */
.step-list{margin-top:36px;border-top:1px solid var(--line)}
.step{
  display:grid;grid-template-columns:auto 1fr;gap:22px;
  padding:28px 0;border-bottom:1px solid var(--line);
}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:56px;height:56px;border-radius:14px;
  background:var(--lime);color:var(--brand-900);
  font-size:24px;font-weight:700;font-variant-numeric:tabular-nums;
}
.step-title{font-size:19px;line-height:1.45}
.step-text{margin-top:8px;font-size:15.5px;line-height:1.8;color:var(--ink-600)}
@media (max-width:639px){
  .step{grid-template-columns:1fr;gap:14px}
  .step-num{width:46px;height:46px;font-size:20px}
}

/* ---------- 对照表 ---------- */
.table-wrap{
  margin-top:36px;overflow-x:auto;background:var(--paper-2);
  border:1px solid var(--line);border-radius:var(--r-card);
}
table.cmp{width:100%;min-width:720px;border-collapse:collapse;font-size:14px}
table.cmp th{
  background:var(--paper-3);text-align:left;padding:14px 18px;
  font-size:13px;font-weight:600;color:var(--ink-600);letter-spacing:.04em;
  border-bottom:1px solid var(--line);white-space:nowrap;
}
table.cmp td{
  padding:16px 18px;border-bottom:1px solid var(--line);
  color:var(--ink-600);line-height:1.75;vertical-align:top;
}
table.cmp tbody tr:nth-child(even){background:var(--paper)}
table.cmp tbody tr:last-child td{border-bottom:0}
table.cmp td:first-child{color:var(--ink-900);font-weight:600;white-space:nowrap}
.table-note{margin-top:14px;font-size:13px;color:var(--ink-400)}

/* ---------- FAQ ---------- */
.faq-list{margin-top:36px;max-width:920px}
.faq-item{
  background:var(--paper-3);border:1px solid transparent;border-left:3px solid transparent;
  border-radius:12px;margin-bottom:12px;transition:background-color .2s ease-out,border-color .2s ease-out;
}
.faq-item[open]{background:var(--paper-2);border-color:var(--line);border-left-color:var(--lime)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16.5px;font-weight:600;line-height:1.5;
  cursor:pointer;list-style:none;
}
.faq-q::-webkit-details-marker{display:none}
.faq-q::after{
  content:"+";flex:none;font-size:22px;font-weight:400;color:var(--brand-700);
  transition:transform .2s ease-out;line-height:1;
}
.faq-item[open] .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--ink-600)}

/* ---------- CTA 深色条 ---------- */
.cta-band{
  background:var(--brand-900);color:var(--light);border-radius:20px;
  padding:40px;display:flex;flex-wrap:wrap;gap:28px;
  align-items:center;justify-content:space-between;
}
.cta-title{font-size:clamp(22px,2.2vw,28px);line-height:1.35;color:var(--light)}
.cta-text{margin-top:10px;font-size:15px;line-height:1.8;color:rgba(242,240,232,.74);max-width:520px}
.cta-icons{display:flex;flex-wrap:wrap;gap:22px;margin-top:22px;font-size:13px;color:rgba(242,240,232,.72)}
.cta-icons i{color:var(--lime);margin-right:6px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
@media (max-width:639px){
  .cta-band{padding:28px 22px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:var(--light);margin-top:var(--sec-y);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media (min-width:768px){ .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px} }
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700}
.site-footer .logo-mark{background:var(--lime)}
.site-footer .logo-mark::after{background:var(--brand-900)}
.footer-text{font-size:14px;line-height:1.85;color:rgba(242,240,232,.7);margin:0}
.footer-grid .footer-brand + .footer-text{margin-top:16px}
.footer-title{
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:rgba(205,235,90,.7);margin-bottom:14px;
}
.footer-link{
  display:block;padding:5px 0;font-size:14px;color:rgba(242,240,232,.82);
  transition:color .15s ease-out;
}
.footer-link:hover{color:var(--lime);text-decoration:underline;text-underline-offset:3px}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(242,240,232,.14);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:10px 24px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(242,240,232,.6);
}
.to-top{color:var(--lime);font-size:13px}
.to-top:hover{text-decoration:underline;text-underline-offset:3px}

/* roulang page: category4 */
:root{
  --brand-900:#10231C;
  --brand-700:#1F4636;
  --brand-500:#2E6B4F;
  --lime:#CDEB5A;
  --clay:#E2662F;
  --paper:#F7F5EF;
  --paper-2:#FFFFFF;
  --paper-3:#EFEBE1;
  --line:#E2DCD0;
  --ink-900:#1B1A16;
  --ink-600:#55524A;
  --ink-400:#8B877C;
  --r-card:14px;
  --r-btn:10px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(27,26,22,.06);
  --sh-2:0 14px 32px -14px rgba(27,26,22,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-900);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}

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

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--paper-2);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:16px;min-height:56px}
@media (min-width:1024px){.header-inner{min-height:64px}}
.brand{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:700;color:var(--brand-900);white-space:nowrap}
.logo-mark{position:relative;flex:none;width:28px;height:28px;border-radius:8px;background:var(--brand-700);overflow:hidden}
.logo-mark::after{content:"";position:absolute;inset:0;background:var(--lime);clip-path:polygon(100% 0,100% 100%,40% 100%)}
.nav-list{display:none}
.nav-link{position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:500;color:var(--ink-600);transition:color .15s ease-out}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .18s ease-out}
.nav-link:hover{color:var(--brand-700)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand-700);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
@media (min-width:1024px){
  .nav-list{display:flex;align-items:center;gap:28px;margin-left:48px;margin-right:auto}
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;border:1px solid transparent;border-radius:var(--r-btn);font-size:15px;font-weight:600;line-height:1;transition:background-color .15s ease-out,color .15s ease-out,border-color .15s ease-out,box-shadow .15s ease-out,transform .15s ease-out}
.btn-sm{height:38px;padding:0 14px;font-size:14px}
.btn-primary{background:var(--brand-700);border-color:var(--brand-700);color:#F2F0E8}
.btn-primary:hover{background:var(--brand-500);border-color:var(--brand-500);transform:translateY(-1px)}
.btn-outline{background:transparent;border-color:var(--line);color:var(--ink-900)}
.btn-outline:hover{border-color:var(--brand-700);color:var(--brand-700);box-shadow:inset 0 -2px 0 var(--lime)}
.btn-clay{background:var(--clay);border-color:var(--clay);color:#FFFFFF}
.btn-clay:hover{background:#C4551F;border-color:#C4551F;transform:translateY(-1px)}
.btn-lime-line{background:transparent;border-color:var(--lime);color:var(--lime)}
.btn-lime-line:hover{background:rgba(205,235,90,.14);transform:translateY(-1px)}
.btn-block{width:100%}
.btn[disabled]{opacity:.55;transform:none;pointer-events:none}

.nav-toggle{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:40px;height:40px;padding:0 10px;background:var(--paper-2);border:1px solid var(--line);border-radius:10px;transition:border-color .15s ease-out}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--ink-900);transition:background-color .15s}
.nav-toggle:hover{border-color:var(--brand-500)}
@media (min-width:1024px){.nav-toggle{display:none}}

.drawer-backdrop{position:fixed;inset:0;z-index:80;background:rgba(16,35,28,.42);opacity:0;pointer-events:none;transition:opacity .2s ease-out}
.drawer-backdrop.is-open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;z-index:90;width:84vw;max-width:360px;height:100%;padding:20px;background:var(--paper-2);border-left:1px solid var(--line);transform:translateX(100%);transition:transform .26s ease-out;overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:6px}
.drawer-title{font-size:14px;font-weight:600;color:var(--ink-400);letter-spacing:.06em}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:var(--paper-2);color:var(--ink-900);font-size:18px;line-height:1}
.drawer-link{position:relative;display:block;padding:14px 0;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink-900);transition:color .15s}
.drawer-link:hover{color:var(--brand-700)}
.drawer-link.is-active{padding-left:14px;color:var(--brand-700);font-weight:600}
.drawer-link.is-active::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:2px;background:var(--lime)}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:56px 0 48px;background:var(--brand-900);color:#F2F0E8}
.page-hero::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.36}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(16,35,28,.94) 0%,rgba(16,35,28,.76) 52%,rgba(16,35,28,.58) 100%)}
.page-hero .container{position:relative;z-index:2}
@media (min-width:1024px){.page-hero{padding:80px 0 64px}}
.eyebrow{display:inline-block;margin-bottom:18px;padding:5px 12px;border-radius:999px;background:var(--lime);color:var(--brand-900);font-size:13px;font-weight:700;letter-spacing:.04em}
.hero-h1{font-size:clamp(28px,5vw,44px);line-height:1.28;font-weight:700;max-width:22ch}
.hero-sub{margin-top:16px;max-width:34ch;font-size:16px;line-height:1.7;color:rgba(242,240,232,.82)}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:34px;padding-top:22px;border-top:1px solid rgba(242,240,232,.2)}
.stat-num{display:block;font-size:20px;font-weight:700;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:0}
.stat-label{display:block;margin-top:4px;font-size:13px;line-height:1.6;color:rgba(242,240,232,.72)}
@media (min-width:768px){.stat-num{font-size:26px}}

/* ---------- sections ---------- */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:88px 0}}
.section-alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:32px}
.sec-title{position:relative;padding-left:16px;font-size:clamp(22px,3vw,28px);line-height:1.35;font-weight:700;color:var(--ink-900)}
.sec-title::before{content:"";position:absolute;left:0;top:.28em;width:4px;height:20px;border-radius:2px;background:var(--lime)}
.sec-desc{margin-top:12px;padding-left:16px;font-size:15px;line-height:1.85;color:var(--ink-600)}

/* ---------- filter bar ---------- */
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:28px}
.filter-label{font-size:13px;color:rgba(242,240,232,.7);letter-spacing:.06em}
.chip{display:inline-flex;align-items:center;height:32px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:var(--paper-2);color:var(--ink-600);font-size:13px;transition:background-color .15s ease-out,border-color .15s ease-out,color .15s ease-out,transform .15s ease-out}
.chip:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-1px)}
.chip.is-on{background:var(--lime);border-color:var(--lime);color:var(--brand-900);font-weight:600}
.chip-dark{background:transparent;border-color:rgba(242,240,232,.32);color:rgba(242,240,232,.86)}
.chip-dark:hover{border-color:var(--lime);color:var(--lime)}

/* ---------- index layout ---------- */
.index-layout{display:grid;grid-template-columns:1fr;gap:36px;align-items:start}
@media (min-width:1024px){.index-layout{grid-template-columns:minmax(0,1fr) 296px;gap:44px}}
.index-cols{display:grid;grid-template-columns:1fr;gap:28px}
@media (min-width:640px){.index-cols{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.index-cols{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}}
.index-col-title{position:relative;margin-bottom:10px;padding-bottom:12px;border-bottom:2px solid var(--brand-700);font-size:17px;line-height:1.45;font-weight:700;color:var(--brand-900)}
.index-col-title .num{display:inline-block;margin-right:8px;font-size:13px;font-weight:700;color:var(--clay);font-variant-numeric:tabular-nums}
.index-item{position:relative;display:block;padding:9px 8px 9px 0;border-bottom:1px dashed var(--line);font-size:15px;line-height:1.6;color:var(--ink-600);transition:color .15s ease-out,padding-left .15s ease-out}
.index-item::before{content:"";display:inline-block;width:5px;height:5px;margin-right:9px;border-radius:1px;background:var(--brand-500);vertical-align:middle;transform:translateY(-1px)}
.index-item:hover{color:var(--brand-700);padding-left:6px}
.index-tag{display:inline-block;margin-left:8px;padding:1px 7px;border-radius:999px;background:var(--paper-3);color:var(--ink-600);font-size:11px;line-height:1.6;vertical-align:middle}
.index-tag.hot{background:var(--lime);color:var(--brand-900);font-weight:600}

/* ---------- sidebar ---------- */
.index-side{display:flex;flex-direction:column;gap:20px}
@media (min-width:1024px){.index-side{position:sticky;top:88px}}
.side-card{padding:20px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1)}
.side-title{font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--brand-700);margin-bottom:12px}
.side-link{display:block;padding:8px 0;border-bottom:1px solid var(--line);font-size:14px;line-height:1.6;color:var(--ink-600);transition:color .15s ease-out}
.side-link:last-child{border-bottom:0}
.side-link:hover{color:var(--brand-700);text-decoration:underline;text-decoration-color:var(--lime);text-underline-offset:4px;text-decoration-thickness:3px}
.side-figure{margin:0;overflow:hidden;border:1px solid var(--line);border-radius:var(--r-card);background:var(--paper-2)}
.side-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.side-figure figcaption{padding:12px 16px;font-size:13px;line-height:1.7;color:var(--ink-400);border-top:1px solid var(--line)}

/* ---------- flow ---------- */
.flow-list{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:640px){.flow-list{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.flow-list{grid-template-columns:repeat(4,minmax(0,1fr))}}
.flow-item{padding:22px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out}
.flow-item:hover{border-color:rgba(46,107,79,.6);box-shadow:var(--sh-2);transform:translateY(-2px)}
.flow-num{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:12px;background:var(--brand-900);color:var(--lime);font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}
.flow-name{margin-top:16px;font-size:17px;line-height:1.45;font-weight:700;color:var(--ink-900)}
.flow-text{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-600)}

/* ---------- faq ---------- */
.faq-wrap{display:grid;grid-template-columns:1fr;gap:28px}
@media (min-width:1024px){.faq-wrap{grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}}
.faq-item{border:1px solid var(--line);border-left:3px solid transparent;border-radius:var(--r-card);background:var(--paper);margin-bottom:12px;overflow:hidden;transition:background-color .18s ease-out,border-color .18s ease-out}
.faq-item[open]{background:var(--paper-2);border-left-color:var(--lime)}
.faq-item summary{position:relative;padding:18px 52px 18px 22px;font-size:16px;font-weight:600;line-height:1.5;color:var(--ink-900);cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);width:26px;height:26px;line-height:24px;text-align:center;border:1px solid var(--line);border-radius:50%;color:var(--brand-700);font-size:16px;transition:transform .2s ease-out,background-color .2s ease-out,border-color .2s ease-out}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg);background:var(--lime);border-color:var(--lime);color:var(--brand-900)}
.faq-answer{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--ink-600)}
.faq-side{padding:22px;background:var(--paper-3);border-radius:var(--r-card)}
.faq-side h3{font-size:16px;font-weight:700;color:var(--brand-900);margin-bottom:10px}
.faq-side p{font-size:14px;line-height:1.85;color:var(--ink-600)}
.faq-side .btn{margin-top:16px}

/* ---------- cta ---------- */
.cta-band{display:flex;flex-direction:column;gap:24px;padding:32px;background:var(--brand-900);border-radius:var(--r-lg);color:#F2F0E8}
@media (min-width:768px){.cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:40px}}
.cta-title{font-size:clamp(20px,2.6vw,26px);line-height:1.35;font-weight:700}
.cta-text{margin-top:10px;max-width:46ch;font-size:15px;line-height:1.85;color:rgba(242,240,232,.78)}
.cta-btns{display:flex;flex-direction:column;gap:12px}
@media (min-width:768px){.cta-btns{flex-direction:row;flex:none}}
.cta-icons{display:flex;gap:10px;margin-top:20px}
.cta-icons span{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid rgba(242,240,232,.28);border-radius:999px;font-size:13px;color:rgba(242,240,232,.8)}

/* ---------- footer ---------- */
.site-footer{margin-top:0;padding:56px 0 0;background:var(--brand-900);color:#F2F0E8}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:700;color:#F2F0E8}
.footer-title{margin-bottom:14px;font-size:13px;font-weight:600;letter-spacing:.08em;color:rgba(205,235,90,.7)}
.footer-link{display:block;padding:5px 0;font-size:14px;line-height:1.7;color:rgba(242,240,232,.82);transition:color .15s ease-out}
.footer-link:hover{color:var(--lime);text-decoration:underline;text-underline-offset:3px}
.footer-text{margin:12px 0 0;font-size:14px;line-height:1.8;color:rgba(242,240,232,.74)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;margin-top:40px;padding:18px 0 24px;border-top:1px solid rgba(242,240,232,.14);font-size:13px;line-height:1.7;color:rgba(242,240,232,.6)}
.to-top{color:rgba(242,240,232,.8);transition:color .15s ease-out}
.to-top:hover{color:var(--lime)}