/* roulang page: index */
:root{
  --deep-900:#051F16;
  --deep-800:#0A3B2A;
  --deep-700:#0F5C40;
  --green:#12B981;
  --lime:#C7F04A;
  --orange:#FF6A2B;
  --paper:#F5F6F2;
  --card:#FFFFFF;
  --ink:#0F1713;
  --muted:#5A6B61;
  --line:#E3E7E1;
  --danger:#E5483C;
  --r-card:16px;
  --r-img:14px;
  --r-btn:12px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(5,31,22,.06);
  --shadow-md:0 1px 2px rgba(5,31,22,.06),0 12px 32px rgba(5,31,22,.08);
  --shadow-lg:0 2px 4px rgba(5,31,22,.08),0 18px 44px rgba(5,31,22,.12);
  --section-y:88px;
  --container:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;padding:0}
body{
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:0;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
ul,ol{list-style:none}
.mono{font-family:ui-monospace,"Roboto Mono",monospace;font-variant-numeric:tabular-nums}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
@media(min-width:1024px){.container{padding:0 40px}}
.section{padding:56px 0}
@media(min-width:1024px){.section{padding:var(--section-y) 0}}
h1{font-size:clamp(30px,4vw,46px);line-height:1.2;font-weight:700;letter-spacing:-.01em}
h2{font-size:clamp(24px,3vw,32px);line-height:1.3;font-weight:700;letter-spacing:-.01em}
h3{font-size:19px;line-height:1.45;font-weight:600;letter-spacing:-.01em}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--deep-700);text-transform:uppercase;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--lime);display:block;border-radius:2px}
.eyebrow-light{color:var(--lime)}
.section-head{display:flex;flex-direction:column;gap:14px;margin-bottom:36px}
.section-head p{color:var(--muted);max-width:660px;font-size:16px}
.section-head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);padding:13px 24px;
  font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{outline:2px solid var(--green);outline-offset:2px}
.btn-primary{background:var(--green);color:#04170F;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:#0FA875;box-shadow:var(--shadow-md)}
.btn-lime{background:var(--lime);color:#0B2A18}
.btn-lime:hover{background:#B9E23C}
.btn-orange{background:var(--orange);color:#FFF}
.btn-orange:hover{background:#EE5B1C}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.38)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:var(--lime);color:#fff}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-outline:hover{border-color:var(--green);color:var(--deep-700)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-xs{padding:7px 14px;font-size:13px;border-radius:var(--r-pill)}
.btn-block{width:100%}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(245,246,242,.92);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;flex-direction:column;line-height:1.15;flex-shrink:0}
.brand-mark{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--deep-900)}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:.14em}
.main-nav{display:none;align-items:center;gap:4px;margin-left:12px}
.nav-link{
  position:relative;padding:10px 12px;font-size:14.5px;color:var(--muted);
  border-radius:var(--r-btn);transition:color .18s ease,background-color .18s ease;
}
.nav-link:hover{color:var(--deep-900);background:rgba(18,185,129,.07)}
.nav-link.active{color:var(--deep-900);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--lime);border-radius:2px;
}
.nav-link:focus-visible{outline:2px solid var(--green);outline-offset:2px}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.command-search{
  display:none;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:8px 10px 8px 14px;min-width:236px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.command-search:focus-within{border-color:var(--green);box-shadow:0 0 0 3px rgba(18,185,129,.16)}
.command-search svg{flex-shrink:0;color:var(--muted)}
.command-search input{border:0;outline:0;background:transparent;font-size:13.5px;width:100%}
.command-search .kbd{
  font-family:ui-monospace,monospace;font-size:11px;color:var(--muted);
  border:1px solid var(--line);border-radius:6px;padding:1px 6px;flex-shrink:0;
}
.icon-btn{
  display:none;width:38px;height:38px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-pill);background:#fff;color:var(--deep-700);
  transition:border-color .18s ease,color .18s ease,transform .18s ease;
}
.icon-btn:hover{border-color:var(--green);transform:translateY(-1px)}
.drawer-toggle{
  display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;align-items:center;cursor:pointer;
}
.drawer-toggle span{display:block;width:18px;height:2px;background:var(--deep-900);border-radius:2px;transition:.2s}
.drawer-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.drawer-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.drawer-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff}
.mobile-drawer.open{display:block}
.mobile-drawer .container{padding-top:14px;padding-bottom:20px;display:flex;flex-direction:column;gap:4px}
.mobile-drawer a{padding:12px 10px;border-radius:var(--r-btn);font-size:15px;color:var(--deep-900)}
.mobile-drawer a:hover{background:rgba(18,185,129,.08)}
.mobile-drawer .drawer-cta{margin-top:10px}
@media(min-width:1024px){
  .main-nav{display:flex}
  .command-search{display:flex}
  .icon-btn{display:inline-flex}
  .drawer-toggle{display:none}
  .mobile-drawer{display:none!important}
}

/* 倒计时条 */
.countdown-bar{background:var(--deep-900);color:#fff;border-bottom:1px solid rgba(199,240,74,.14)}
.countdown-inner{
  display:flex;align-items:center;gap:18px;padding:12px 20px;
  overflow-x:auto;scrollbar-width:none;
}
.countdown-inner::-webkit-scrollbar{display:none}
.cd-note{display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.86);white-space:nowrap}
.cd-note .dot{width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(255,106,43,.2);flex-shrink:0}
.cd-clock{display:flex;align-items:center;gap:10px;margin-left:auto;flex-shrink:0}
.cd-unit{display:flex;align-items:baseline;gap:4px;background:rgba(255,255,255,.06);border:1px solid rgba(199,240,74,.2);border-radius:10px;padding:4px 10px}
.cd-num{font-size:18px;font-weight:700;color:var(--lime);font-family:ui-monospace,"Roboto Mono",monospace;font-variant-numeric:tabular-nums;letter-spacing:.02em}
.cd-label{font-size:11.5px;color:rgba(255,255,255,.6)}
.cd-unit.hide-sm{display:none}
@media(min-width:768px){.cd-unit.hide-sm{display:flex}}

/* Hero */
.hero{position:relative;background:var(--deep-900);color:#fff;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(199,240,74,.16) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;pointer-events:none;
}
.hero-grid{position:relative;display:grid;gap:36px;padding-top:56px;padding-bottom:60px;align-items:center}
@media(min-width:1024px){
  .hero-grid{grid-template-columns:1.05fr .95fr;gap:56px;padding-top:80px;padding-bottom:88px}
}
.hero h1{color:#fff;margin:16px 0 18px}
.hero-sub{font-size:17px;color:rgba(255,255,255,.78);max-width:600px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 26px}
.hero-cta .btn{width:100%}
@media(min-width:560px){.hero-cta .btn{width:auto}}
.hero-badges{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;border-top:1px solid rgba(255,255,255,.14);padding-top:22px}
.hero-badge .num{font-family:ui-monospace,"Roboto Mono",monospace;font-variant-numeric:tabular-nums;font-size:22px;font-weight:700;color:var(--lime);line-height:1.2}
.hero-badge .txt{font-size:12.5px;color:rgba(255,255,255,.66);line-height:1.5;margin-top:4px}
.hero-media{position:relative;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--shadow-lg)}
.hero-media img{width:100%;height:100%;object-fit:cover;min-height:280px;border-radius:var(--r-img)}
@media(min-width:1024px){.hero-media img{min-height:420px}}
.hero-media-mask{
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(5,31,22,.72) 0%,rgba(10,59,42,.58) 55%,rgba(5,31,22,.42) 100%);
}
.hero-float-card{
  position:absolute;left:18px;bottom:18px;right:18px;
  background:rgba(5,31,22,.78);border:1px solid rgba(199,240,74,.28);
  border-radius:var(--r-card);padding:14px 16px;backdrop-filter:blur(3px);
}
.hero-float-card .t{font-size:13.5px;font-weight:600;color:var(--lime)}
.hero-float-card .d{font-size:12.5px;color:rgba(255,255,255,.72);margin-top:2px}

/* 卖点区 */
.feature-grid{display:grid;gap:18px}
@media(min-width:768px){.feature-grid{grid-template-columns:repeat(12,1fr)}}
.feature-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(18,185,129,.35)}
@media(min-width:768px){
  .feature-card.c7{grid-column:span 7}
  .feature-card.c5{grid-column:span 5}
}
.feature-num{
  font-family:ui-monospace,"Roboto Mono",monospace;font-variant-numeric:tabular-nums;
  font-size:13px;font-weight:700;color:var(--deep-700);
  background:rgba(18,185,129,.1);border-radius:var(--r-pill);
  padding:3px 10px;align-self:flex-start;letter-spacing:.06em;
}
.feature-icon{width:34px;height:34px;border-radius:10px;background:var(--deep-900);color:var(--lime);display:flex;align-items:center;justify-content:center}
.feature-card p{color:var(--muted);font-size:15px}
.feature-card.highlight{background:var(--deep-900);border-color:var(--deep-800);color:#fff}
.feature-card.highlight p{color:rgba(255,255,255,.72)}
.feature-card.highlight .feature-num{background:rgba(199,240,74,.16);color:var(--lime)}
.feature-card.highlight .feature-icon{background:rgba(199,240,74,.14);color:var(--lime)}

/* 图墙 */
.gallery{display:grid;gap:14px;grid-template-columns:1fr}
@media(min-width:640px){.gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:170px}}
@media(min-width:1024px){.gallery{grid-template-columns:repeat(4,1fr);grid-auto-rows:190px}}
.gallery-item{position:relative;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--shadow-sm);min-height:210px}
@media(min-width:1024px){.gallery-item.big{grid-column:span 2;grid-row:span 2}}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.gallery-item:hover img{transform:scale(1.05)}
.gallery-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,31,22,0) 38%,rgba(5,31,22,.72) 100%)}
.gallery-pill{
  position:absolute;left:14px;bottom:14px;
  font-size:12.5px;color:var(--lime);border:1px solid rgba(199,240,74,.6);
  background:rgba(5,31,22,.42);border-radius:var(--r-pill);padding:4px 12px;
}
.gallery-cap{position:absolute;left:14px;right:14px;bottom:46px;color:#fff;font-size:15px;font-weight:600;line-height:1.4}

/* 资讯列表 */
.news-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:8px;box-shadow:var(--shadow-sm)}
.news-item{border-radius:12px;overflow:hidden}
.news-item + .news-item{border-top:1px solid var(--line)}
.news-link{
  position:relative;display:grid;gap:6px 18px;padding:20px 18px 20px 22px;
  grid-template-columns:1fr;align-items:center;
  transition:background-color .2s ease;
}
.news-link::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:0;
  background:var(--green);border-radius:2px;transition:width .2s ease;
}
.news-link:hover{background:rgba(18,185,129,.055)}
.news-link:hover::before{width:3px}
.news-link:focus-visible{outline:2px solid var(--green);outline-offset:-2px}
@media(min-width:900px){
  .news-link{grid-template-columns:104px 1fr 118px 22px;gap:18px}
}
.news-cat{
  align-self:start;justify-self:start;
  font-size:12.5px;font-weight:600;color:var(--deep-700);
  background:rgba(18,185,129,.1);border-radius:var(--r-pill);padding:3px 12px;
}
.news-title{font-size:17px;font-weight:600;line-height:1.5;transition:color .2s ease}
.news-link:hover .news-title{color:var(--deep-700)}
.news-summary{
  color:var(--muted);font-size:14.5px;margin-top:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-time{font-size:13px;color:var(--muted);font-family:ui-monospace,"Roboto Mono",monospace;font-variant-numeric:tabular-nums;white-space:nowrap}
.news-arrow{color:var(--green);font-size:18px;line-height:1;transition:transform .2s ease}
.news-link:hover .news-arrow{transform:translateX(4px)}
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;text-align:center;padding:36px 20px;color:var(--muted);
}
.empty-state svg{color:var(--deep-700);opacity:.7}
.empty-state p{font-size:15px}

/* CTA 条幅 */
.cta-banner{
  position:relative;background:var(--deep-900);color:#fff;border-radius:var(--r-card);
  padding:34px 26px;overflow:hidden;box-shadow:var(--shadow-md);
}
@media(min-width:1024px){.cta-banner{padding:44px 46px}}
.cta-banner::after{
  content:"";position:absolute;top:-40%;right:-10%;width:46%;height:200%;
  background:repeating-linear-gradient(115deg,rgba(199,240,74,.16) 0 6px,transparent 6px 20px);
  pointer-events:none;
}
.cta-banner-inner{position:relative;display:flex;flex-direction:column;gap:22px}
@media(min-width:900px){.cta-banner-inner{flex-direction:row;align-items:center;justify-content:space-between}}
.cta-banner h2{color:#fff;font-size:clamp(22px,2.6vw,28px)}
.cta-banner p{color:rgba(255,255,255,.74);font-size:15px;margin-top:8px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-actions .btn{width:100%}
@media(min-width:560px){.cta-actions .btn{width:auto}}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(18,185,129,.4);box-shadow:var(--shadow-sm)}
.faq-item summary{
  position:relative;cursor:pointer;list-style:none;
  padding:20px 56px 20px 22px;
  display:flex;align-items:center;
  transition:background-color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item[open] summary{background:rgba(18,185,129,.05)}
.faq-item[open] summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;background:var(--lime);border-radius:2px;
}
.faq-item summary h3{font-size:16.5px;font-weight:600;transition:color .2s ease}
.faq-item summary:hover h3,.faq-item[open] summary h3{color:var(--deep-700)}
.faq-toggle{
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:22px;height:22px;display:flex;align-items:center;justify-content:center;
  color:var(--deep-700);transition:transform .25s ease;
}
.faq-item[open] .faq-toggle{transform:translateY(-50%) rotate(45deg)}
.faq-answer{padding:0 22px 22px;color:var(--muted);font-size:15px;line-height:1.8}

/* 表单 */
.signup-wrap{display:grid;gap:26px}
@media(min-width:1024px){.signup-wrap{grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}}
.form-grid{display:grid;gap:16px}
@media(min-width:640px){.form-grid{grid-template-columns:1fr 1fr}}
.form-field{display:flex;flex-direction:column;gap:7px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:13px;color:var(--muted);font-weight:600}
.form-field input,.form-field select{
  height:48px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;padding:0 14px;font-size:15px;outline:0;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.form-field input:focus,.form-field select:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(18,185,129,.16)}
.form-note{font-size:12.5px;color:var(--muted)}
.form-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:26px 22px;box-shadow:var(--shadow-sm)}
@media(min-width:1024px){.form-panel{padding:32px 30px}}

/* 信任条 */
.trust-grid{display:grid;gap:16px}
@media(min-width:640px){.trust-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.trust-grid{grid-template-columns:repeat(4,1fr)}}
.trust-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 20px;display:flex;flex-direction:column;gap:8px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.trust-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(18,185,129,.3)}
.trust-card .num{font-family:ui-monospace,"Roboto Mono",monospace;font-variant-numeric:tabular-nums;font-size:26px;font-weight:700;color:var(--deep-700);line-height:1.1}
.trust-card .lbl{font-size:14px;color:var(--muted)}
.trust-card h3{font-size:15.5px}

/* 页脚 */
.site-footer{background:var(--deep-900);color:rgba(255,255,255,.72);padding:56px 0 0;margin-top:20px}
.footer-grid{display:grid;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}}
.footer-brand .mark{font-size:17px;font-weight:700;color:#fff;line-height:1.2}
.footer-brand .sub{font-size:12px;color:var(--lime);letter-spacing:.14em;margin-top:4px}
.footer-brand p{font-size:14px;margin-top:14px;max-width:320px;line-height:1.8}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:14px;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;transition:color .18s ease,border-color .18s ease;border-bottom:1px solid transparent}
.footer-col a:hover{color:var(--lime);border-bottom-color:var(--lime)}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;font-size:13px;color:rgba(255,255,255,.55);
  display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:space-between;
}

/* roulang page: article */
:root{
  --deep-900:#051F16;
  --deep-800:#0A3B2A;
  --deep-700:#0F5C40;
  --grass:#12B981;
  --lime:#C7F04A;
  --orange:#FF6A2B;
  --bg:#F5F6F2;
  --card:#FFFFFF;
  --ink:#0F1713;
  --ink-soft:#2A3A33;
  --muted:#5A6B61;
  --line:#E3E7E1;
  --err:#E5483C;
  --radius-card:16px;
  --radius-img:14px;
  --radius-btn:12px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(5,31,22,.06), 0 12px 32px rgba(5,31,22,.08);
  --shadow-2:0 2px 4px rgba(5,31,22,.08), 0 18px 40px rgba(5,31,22,.12);
  --space-section:88px;
  --container:1200px;
  --mono:ui-monospace,"Roboto Mono","SFMono-Regular",Menlo,Consolas,monospace;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;line-height:1.3}
p{margin:0}
ul,ol{margin:0}
::selection{background:var(--lime);color:var(--deep-900)}
:focus-visible{outline:2px solid var(--grass);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
@media(min-width:640px){.container{padding:0 32px}}
@media(min-width:1024px){.container{padding:0 40px}}

.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(245,246,242,.92);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  min-height:70px;display:flex;align-items:center;gap:20px;
}
.brand{display:flex;flex-direction:column;gap:1px;flex:0 0 auto}
.brand-mark{font-size:18px;font-weight:700;color:var(--deep-900);letter-spacing:.04em}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.16em}
.main-nav{display:none;align-items:center;gap:4px;margin-left:12px}
.nav-link{
  position:relative;display:inline-block;padding:8px 12px;border-radius:10px;
  font-size:14.5px;color:var(--ink-soft);transition:color .18s ease,background .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left center;transition:transform .22s ease;
}
.nav-link:hover{color:var(--deep-700);background:rgba(18,185,129,.06)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--deep-900);font-weight:600}
.header-tools{display:flex;align-items:center;gap:10px;margin-left:auto}
.command-search{
  display:none;align-items:center;gap:8px;height:40px;padding:0 12px;
  border:1px solid var(--line);border-radius:var(--radius-pill);background:#fff;
  min-width:230px;transition:border-color .18s ease,box-shadow .18s ease;
}
.command-search:focus-within{border-color:var(--grass);box-shadow:0 0 0 3px rgba(18,185,129,.16)}
.command-search svg{flex:0 0 auto;color:var(--muted)}
.command-search input{
  border:0;outline:0;background:transparent;width:100%;font-size:14px;
}
.command-search input::placeholder{color:#9AA8A1}
.command-search kbd{
  font-family:var(--mono);font-size:11px;color:var(--muted);
  border:1px solid var(--line);border-radius:6px;padding:1px 5px;background:#FAFBF8;
}
.icon-btn{
  display:none;align-items:center;justify-content:center;width:40px;height:40px;
  border:1px solid var(--line);border-radius:var(--radius-pill);background:#fff;color:var(--deep-700);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.icon-btn:hover{border-color:rgba(18,185,129,.4);box-shadow:var(--shadow-1);transform:translateY(-1px)}
.nav-toggle{
  display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;width:18px;margin:0 auto;background:var(--deep-900);border-radius:2px}
.drawer{
  display:none;border-top:1px solid var(--line);background:#fff;
}
.drawer.open{display:block}
.drawer .container{padding-top:14px;padding-bottom:18px}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:14px}
.drawer-nav a{padding:11px 10px;border-radius:10px;font-size:15px;color:var(--ink-soft)}
.drawer-nav a:hover{background:rgba(18,185,129,.07);color:var(--deep-700)}
.drawer-actions{display:flex;flex-direction:column;gap:10px}
@media(min-width:768px){
  .command-search{display:flex}
  .icon-btn{display:inline-flex}
}
@media(min-width:1024px){
  .main-nav{display:flex}
  .nav-toggle{display:none}
  .drawer{display:none !important}
}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 20px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .16s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.btn:active{transform:translateY(1px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px}
.btn-primary{background:var(--grass);color:#04231A;box-shadow:0 6px 18px rgba(18,185,129,.22)}
.btn-primary:hover{background:#0FA875;color:#021a13;transform:translateY(-1px);box-shadow:var(--shadow-1)}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.12);transform:translateY(-1px)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--deep-900)}
.btn-ghost:hover{border-color:rgba(18,185,129,.45);transform:translateY(-1px);box-shadow:var(--shadow-1)}
.btn-lime{background:var(--lime);color:#123005}
.btn-lime:hover{background:#B9E63A;transform:translateY(-1px)}
.btn-block{width:100%}
@media(max-width:639px){.btn-block-sm{width:100%}}

/* ---------- 倒计时窄条 ---------- */
.count-strip{background:var(--deep-900);color:#DDE9E2;border-bottom:1px solid rgba(199,240,74,.18)}
.count-strip__inner{display:flex;align-items:center;gap:16px;min-height:52px;overflow-x:auto}
.count-strip__note{display:flex;align-items:center;gap:8px;font-size:13.5px;white-space:nowrap;color:#C9D8D0}
.dot{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(199,240,74,.16);flex:0 0 auto}
.timer{display:flex;align-items:center;gap:8px;margin-left:auto}
.tcell{display:flex;align-items:baseline;gap:4px;padding:4px 10px;border-radius:10px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08)}
.tcell b{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:16px;color:var(--lime);font-weight:700}
.tcell span{font-size:11.5px;color:#9FB4AA}
.count-strip .btn{flex:0 0 auto}
@media(max-width:639px){
  .tcell--hidden-sm{display:none}
  .count-strip__note{font-size:12.5px}
}

/* ---------- 文章页头部 ---------- */
.article-hero{
  position:relative;overflow:hidden;background:var(--deep-900);color:#fff;
}
.article-hero__bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.34;
}
.article-hero__veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,31,22,.78),rgba(5,31,22,.92))}
.article-hero__inner{position:relative;padding:40px 0 46px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#9FB4AA}
.crumbs a{color:#C9D8D0;transition:color .18s ease}
.crumbs a:hover{color:var(--lime)}
.crumbs .sep{color:#55705F}
.crumbs .current{color:#E7F1EB;max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-hero h1{
  font-size:clamp(28px,4vw,44px);font-weight:700;line-height:1.25;margin-top:18px;max-width:22ch;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:20px;font-size:13.5px;color:#B7C9BF}
.chip{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--radius-pill);
  font-size:12.5px;letter-spacing:.02em;
}
.chip-lime{border:1px solid rgba(199,240,74,.55);color:var(--lime);background:rgba(199,240,74,.08)}
.chip-orange{background:rgba(255,106,43,.14);border:1px solid rgba(255,106,43,.5);color:#FFB688}
.chip-soft{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);color:#D4E2DA}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#55705F}

/* ---------- 文章主体布局 ---------- */
.page-main{padding:var(--space-section) 0}
@media(max-width:767px){.page-main{padding:52px 0}}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:40px}
@media(min-width:1280px){
  .article-layout{grid-template-columns:minmax(0,1fr) 304px;gap:48px;align-items:start}
}
.article-shell{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);padding:28px 22px;
}
@media(min-width:768px){.article-shell{padding:44px 48px}}
.article-main{max-width:760px}

.article-body{font-size:17px;line-height:1.9;color:#182821}
.article-body p{margin:0 0 20px}
.article-body h2{
  font-size:clamp(22px,2.4vw,28px);font-weight:700;margin:38px 0 16px;padding-left:14px;
  border-left:3px solid var(--lime);
}
.article-body h3{font-size:19px;font-weight:600;margin:30px 0 12px;color:#12211A}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px}
.article-body li{margin:8px 0}
.article-body li::marker{color:var(--grass);font-weight:700}
.article-body blockquote{
  margin:0 0 22px;padding:16px 20px;background:#EDF7F0;border-left:4px solid var(--grass);
  border-radius:0 12px 12px 0;color:#22463A;
}
.article-body img{border-radius:var(--radius-img);margin:8px 0 20px}
.article-body a{color:var(--deep-700);border-bottom:1px solid rgba(15,92,64,.35)}
.article-body a:hover{color:var(--grass);border-bottom-color:var(--grass)}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:15px}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:12px 10px;text-align:left}
.article-body th{color:var(--deep-800);font-weight:600;background:#FAFCF9}
.article-body figcaption{text-align:center;font-size:13px;color:var(--muted);margin:-12px 0 22px}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}

.notice-empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  min-height:220px;text-align:center;color:var(--muted);
}
.notice-empty svg{color:var(--grass)}
.notice-empty strong{display:block;font-size:18px;color:var(--ink);font-weight:600}

/* ---------- 文末组件 ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--radius-pill);
  background:#F1F4EF;border:1px solid var(--line);font-size:13px;color:var(--ink-soft);
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.tag:hover{border-color:rgba(18,185,129,.45);color:var(--deep-700);background:#fff}
.prevnext{display:grid;grid-template-columns:1fr;gap:14px;margin-top:26px}
@media(min-width:640px){.prevnext{grid-template-columns:1fr 1fr}}
.pn-card{
  display:block;padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius-card);
  background:#fff;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.pn-card:hover{border-color:rgba(18,185,129,.4);box-shadow:var(--shadow-1);transform:translateY(-2px)}
.pn-card span{font-size:12.5px;color:var(--muted);letter-spacing:.08em}
.pn-card strong{display:block;margin-top:6px;font-size:15.5px;font-weight:600;color:var(--ink);line-height:1.6}
.back-row{margin-top:28px;display:flex;justify-content:center}

/* ---------- 推荐区 ---------- */
.recommend{margin-top:var(--space-section)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;gap:12px;margin-bottom:24px}
.section-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:700}
.section-head p{font-size:14.5px;color:var(--muted)}
.section-head .more{margin-left:auto;font-size:14px;color:var(--deep-700);border-bottom:1px solid rgba(15,92,64,.28);padding-bottom:2px}
.section-head .more:hover{color:var(--grass);border-bottom-color:var(--grass)}
.rec-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:640px){.rec-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.rec-grid{grid-template-columns:1.35fr 1fr 1fr}}
.rec-card{
  display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rec-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(18,185,129,.35)}
.rec-card__img{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--deep-800)}
.rec-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.rec-card:hover .rec-card__img img{transform:scale(1.04)}
.rec-card__body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rec-card__body h3{font-size:17px;font-weight:600;line-height:1.6}
.rec-card__body p{font-size:14px;color:var(--muted);line-height:1.8}
.rec-card__foot{margin-top:auto;font-size:13.5px;color:var(--deep-700);display:flex;align-items:center;gap:6px}

/* ---------- 侧栏 ---------- */
.article-aside{display:none}
@media(min-width:1280px){
  .article-aside{display:block;position:sticky;top:96px}
}
.aside-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);padding:20px;margin-bottom:18px;
}
.aside-card h3{font-size:14px;font-weight:700;color:var(--deep-900);letter-spacing:.04em;margin-bottom:14px}
.toc{display:flex;flex-direction:column;gap:2px}
.toc a{
  position:relative;display:block;padding:8px 10px 8px 14px;font-size:14px;color:var(--ink-soft);border-radius:8px;
  transition:background .18s ease,color .18s ease;
}
.toc a::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;
  background:var(--line);transition:background .18s ease;
}
.toc a:hover{background:rgba(18,185,129,.07);color:var(--deep-700)}
.toc a:hover::before{background:var(--lime)}
.mini-list{display:flex;flex-direction:column;gap:12px}
.mini-item{display:block;padding-left:12px;border-left:3px solid var(--line);transition:border-color .18s ease}
.mini-item:hover{border-left-color:var(--grass)}
.mini-item strong{display:block;font-size:14.5px;font-weight:600;line-height:1.6;color:var(--ink)}
.mini-item span{font-size:12.5px;color:var(--muted)}
.aside-cta{background:var(--deep-900);color:#DCE9E2;border-color:transparent}
.aside-cta h3{color:#fff}
.aside-cta p{font-size:13.5px;line-height:1.8;color:#A9BEB4;margin-bottom:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep-900);color:#B9CCC3;margin-top:var(--space-section)}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:30px;padding:56px 0 34px;
}
@media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:38px}}
.footer-brand .mark{font-size:20px;font-weight:700;color:#fff;letter-spacing:.04em}
.footer-brand .sub{font-size:11.5px;letter-spacing:.18em;color:#7E9689;margin-top:4px}
.footer-brand p{font-size:14px;line-height:1.9;color:#9DB2A8;margin-top:14px;max-width:36ch}
.footer-col h3{font-size:14px;color:#fff;font-weight:600;margin-bottom:14px;letter-spacing:.04em}
.footer-col ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:#A9BEB4;transition:color .18s ease}
.footer-col a:hover{color:var(--lime);text-decoration:underline}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:18px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#8AA096;
}
@media(max-width:639px){.footer-bottom{flex-direction:column}}

/* roulang page: category1 */
:root{
  --deep-1:#051F16;
  --deep-2:#0A3B2A;
  --deep-3:#0F5C40;
  --primary:#12B981;
  --lime:#C7F04A;
  --orange:#FF6A2B;
  --paper:#F5F6F2;
  --card:#FFFFFF;
  --ink:#0F1713;
  --muted:#5A6B61;
  --line:#E3E7E1;
  --error:#E5483C;
  --r-card:16px;
  --r-img:14px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(5,31,22,.06), 0 12px 32px rgba(5,31,22,.08);
  --sh-2:0 2px 4px rgba(5,31,22,.08), 0 18px 40px rgba(5,31,22,.14);
  --sec:88px;
  --sec-sm:52px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --mono:ui-monospace,"Roboto Mono",monospace;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--paper);
  letter-spacing:0;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1{font-size:clamp(30px,4vw,46px);line-height:1.2;font-weight:700;letter-spacing:-.01em}
h2{font-size:clamp(24px,2.6vw,31px);line-height:1.3;font-weight:700;letter-spacing:-.01em}
h3{font-size:19px;line-height:1.45;font-weight:600;letter-spacing:-.01em}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1200px){.container{padding:0 40px}}

.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(245,246,242,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(140%) blur(2px);
}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;flex-direction:column;justify-content:center;line-height:1.15;flex:0 0 auto}
.brand-mark{font-size:21px;font-weight:700;letter-spacing:-.02em;color:var(--deep-1)}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:.02em}
.brand:hover .brand-mark{color:var(--deep-3)}

.main-nav{display:none;align-items:center;gap:6px;margin-left:8px}
.nav-link{
  position:relative;display:inline-block;padding:8px 12px;border-radius:var(--r-pill);
  font-size:15px;color:var(--muted);transition:color .18s ease,background-color .18s ease;
}
.nav-link:hover{color:var(--deep-1);background:rgba(18,185,129,.08)}
.nav-link.active{color:var(--deep-1);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;
  background:var(--lime);border-radius:2px;
}

.header-tools{display:none;align-items:center;gap:12px;margin-left:auto}
.command-search{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 10px 0 14px;min-width:220px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  color:var(--muted);transition:box-shadow .18s ease,border-color .18s ease;
}
.command-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(18,185,129,.22)}
.command-search input{border:0;outline:0;background:transparent;width:100%;font-size:14px;color:var(--ink)}
.command-search input::placeholder{color:#93a29a}
.kbd{
  font-family:var(--mono);font-size:11px;line-height:1;color:var(--muted);
  border:1px solid var(--line);border-radius:6px;padding:3px 6px;background:var(--paper);
}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;border-radius:var(--r-pill);color:var(--deep-2);
  transition:transform .18s ease,border-color .18s ease,color .18s ease;
}
.icon-btn:hover{border-color:rgba(18,185,129,.6);color:var(--deep-3);transform:translateY(-1px)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,filter .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--primary);color:#04231a;box-shadow:var(--sh-1)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;border-color:rgba(245,246,242,.5);color:#fff}
.btn-ghost:hover{background:rgba(245,246,242,.12);border-color:var(--lime);transform:translateY(-1px)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--deep-2)}
.btn-outline:hover{border-color:var(--primary);color:var(--deep-3);transform:translateY(-1px);box-shadow:var(--sh-1)}
.btn-lime{background:var(--lime);color:#12280d}
.btn-lime:hover{filter:brightness(1.04);transform:translateY(-1px)}
.btn-sm{height:36px;padding:0 14px;font-size:14px;border-radius:var(--r-pill)}

.menu-toggle{
  margin-left:auto;width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);color:var(--deep-2);
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:var(--paper)}
.mobile-panel.open{display:block}
.mobile-panel ul{padding:10px 0 18px}
.mobile-panel a{display:block;padding:12px 4px;font-size:16px;color:var(--deep-2);border-bottom:1px dashed var(--line)}
.mobile-panel a.active{color:var(--deep-3);font-weight:600}
.mobile-panel .mobile-cta{margin-top:14px}

@media (min-width:1024px){
  .main-nav{display:flex}
  .header-tools{display:flex}
  .menu-toggle{display:none}
  .mobile-panel{display:none !important}
}

/* ============ hero ============ */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background-color:var(--deep-1);
  background-image:
    linear-gradient(105deg,rgba(5,31,22,.94) 0%,rgba(10,59,42,.86) 46%,rgba(15,92,64,.72) 100%),
    url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(135deg,rgba(199,240,74,.10) 0 1px,transparent 1px 12px);
  opacity:.5;
}
.page-hero .container{position:relative;z-index:2;padding-top:44px;padding-bottom:44px}
@media (min-width:1024px){.page-hero .container{padding-top:64px;padding-bottom:60px}}

.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(245,246,242,.68);margin-bottom:18px}
.crumbs a{color:rgba(245,246,242,.86)}
.crumbs a:hover{color:var(--lime);text-decoration:underline}
.crumbs span.sep{color:rgba(245,246,242,.4)}

.hero-tag{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 12px;margin-bottom:16px;
  border:1px solid rgba(199,240,74,.55);border-radius:var(--r-pill);
  font-size:13px;color:var(--lime);letter-spacing:.02em;
}
.hero-lead{max-width:760px;margin-top:16px;font-size:16.5px;color:rgba(245,246,242,.82)}
.hero-anchors{display:flex;gap:10px;overflow-x:auto;margin-top:26px;padding-bottom:4px}
.hero-anchors a{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;
  border-radius:var(--r-pill);border:1px solid rgba(245,246,242,.28);
  font-size:14px;color:rgba(245,246,242,.9);background:rgba(5,31,22,.35);
  transition:border-color .18s ease,color .18s ease,transform .18s ease;
}
.hero-anchors a:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-1px)}
.hero-anchors .idx{font-family:var(--mono);font-size:12px;color:var(--lime)}

/* ============ 通用板块 ============ */
.section{padding:var(--sec-sm) 0}
@media (min-width:1024px){.section{padding:var(--sec) 0}}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:32px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:12.5px;
  color:var(--deep-3);letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px;
}
.section-head .eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);border-radius:2px}
.section-head p{margin-top:14px;color:var(--muted)}

/* ============ 步骤 ============ */
.step-list{position:relative;display:grid;gap:24px}
.step-card{
  position:relative;display:grid;grid-template-columns:64px 1fr;gap:18px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 22px 22px 18px;box-shadow:var(--sh-1);
  transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.step-card:hover{border-color:rgba(18,185,129,.35);transform:translateY(-2px);box-shadow:var(--sh-2)}
.step-card::after{
  content:"";position:absolute;left:47px;top:calc(100% + 2px);height:20px;
  border-left:2px dashed rgba(18,185,129,.42);
}
.step-card:last-child::after{display:none}
.step-num{
  font-family:var(--mono);font-variant-numeric:tabular-nums;
  font-size:34px;line-height:1;font-weight:700;color:var(--deep-3);
}
.step-num small{display:block;font-size:11px;color:var(--muted);letter-spacing:.14em;margin-top:6px}
.step-body h3{margin-bottom:8px}
.step-body p{color:var(--muted);font-size:15.5px}
.step-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:13px;background:rgba(18,185,129,.10);color:var(--deep-3);border:1px solid rgba(18,185,129,.22);
}
.tag-lime{background:rgba(199,240,74,.24);border-color:rgba(199,240,74,.6);color:#3d5208}
.tag-orange{background:rgba(255,106,43,.12);border-color:rgba(255,106,43,.4);color:#a83b09}

@media (min-width:1024px){
  .step-card{grid-template-columns:96px 1fr;gap:26px;padding:26px 28px}
  .step-num{font-size:40px}
  .step-card::after{left:75px;height:22px}
}

/* ============ 图文板块 ============ */
.split{display:grid;gap:28px;align-items:center}
@media (min-width:1024px){
  .split{grid-template-columns:1.05fr 1fr;gap:48px}
  .split.reverse{grid-template-columns:1fr 1.05fr}
}
.media-frame{position:relative;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-2)}
.media-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.media-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,31,22,0) 45%,rgba(5,31,22,.62) 100%)}
.media-caption{
  position:absolute;left:18px;bottom:16px;z-index:2;font-size:13px;color:rgba(245,246,242,.92);
  display:flex;align-items:center;gap:8px;
}
.media-caption .dot{width:6px;height:6px;border-radius:50%;background:var(--lime)}

.check-list{display:grid;gap:14px;margin-top:22px}
.check-list li{display:grid;grid-template-columns:22px 1fr;gap:12px;font-size:15.5px;color:var(--muted)}
.check-list li strong{color:var(--ink);font-weight:600}
.check-list .tick{
  width:22px;height:22px;border-radius:50%;background:rgba(18,185,129,.14);
  display:inline-flex;align-items:center;justify-content:center;color:var(--deep-3);font-size:12px;margin-top:5px;
}

/* ============ Tips ============ */
.tips-box{
  background:linear-gradient(180deg,rgba(199,240,74,.26),rgba(199,240,74,.12));
  border:1px solid rgba(199,240,74,.7);border-radius:var(--r-card);
  padding:24px;display:grid;gap:18px;
}
@media (min-width:768px){.tips-box{grid-template-columns:auto 1fr;gap:22px;padding:28px}}
.tips-badge{
  width:52px;height:52px;border-radius:14px;background:#fff;border:1px solid rgba(199,240,74,.9);
  display:flex;align-items:center;justify-content:center;color:#3d5208;font-weight:700;font-family:var(--mono);font-size:15px;
}
.tips-list{display:grid;gap:12px;margin-top:12px}
.tips-list li{display:grid;grid-template-columns:auto 1fr;gap:10px;font-size:15.5px;color:#2c3a17}
.tips-list li .n{font-family:var(--mono);font-size:13px;color:#5d7a12;padding-top:2px}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item[open]{border-color:rgba(18,185,129,.45);box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;gap:14px;
  padding:18px 20px;font-size:16.5px;font-weight:600;color:var(--ink);
  border-left:3px solid transparent;transition:border-color .18s ease,color .18s ease,background-color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(18,185,129,.05)}
.faq-item[open] summary{border-left-color:var(--lime);color:var(--deep-3)}
.faq-item summary .plus{
  margin-left:auto;flex:0 0 auto;width:22px;height:22px;position:relative;transition:transform .2s ease;color:var(--primary);
}
.faq-item summary .plus::before,
.faq-item summary .plus::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
}
.faq-item summary .plus::before{left:0;right:0;top:10px;height:2px}
.faq-item summary .plus::after{top:0;bottom:0;left:10px;width:2px}
.faq-item[open] summary .plus{transform:rotate(45deg)}
.faq-answer{padding:0 20px 20px 37px;color:var(--muted);font-size:15px;line-height:1.8}

/* ============ CTA 条幅 ============ */
.cta-band{
  position:relative;overflow:hidden;color:#fff;
  background-color:var(--deep-2);
  background-image:repeating-linear-gradient(115deg,rgba(199,240,74,.10) 0 2px,transparent 2px 16px);
  border-radius:var(--r-card);
  padding:32px 24px;display:grid;gap:22px;
  box-shadow:var(--sh-2);
}
@media (min-width:1024px){
  .cta-band{grid-template-columns:1.4fr auto;align-items:center;padding:44px 48px;gap:40px}
}
.cta-band h2{color:#fff}
.cta-band p{margin-top:12px;color:rgba(245,246,242,.82);max-width:640px;font-size:15.5px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-actions .btn{flex:1 1 auto;min-width:150px}

/* ============ footer ============ */
.site-footer{background:var(--deep-1);color:rgba(245,246,242,.78);margin-top:var(--sec-sm);padding-top:56px}
@media (min-width:1024px){.site-footer{margin-top:var(--sec);padding-top:64px}}
.footer-grid{display:grid;gap:32px}
@media (min-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:36px}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand .mark{font-size:22px;font-weight:700;color:#fff;letter-spacing:-.02em}
.footer-brand .sub{font-size:12.5px;color:var(--lime);letter-spacing:.06em;margin-top:4px}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(245,246,242,.7);max-width:340px}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:14px;font-weight:600}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:rgba(245,246,242,.74);transition:color .18s ease}
.footer-col a:hover{color:var(--lime);text-decoration:underline}
.footer-bottom{
  margin-top:44px;padding:20px 0 28px;border-top:1px solid rgba(245,246,242,.14);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-size:13px;color:rgba(245,246,242,.6);
}

/* roulang page: category2 */
:root{
  --ink-deep:#051F16;
  --ink-mid:#0A3B2A;
  --ink-soft:#0F5C40;
  --green:#12B981;
  --green-dark:#0EA672;
  --lime:#C7F04A;
  --orange:#FF6A2B;
  --paper:#F5F6F2;
  --card:#FFFFFF;
  --text:#0F1713;
  --muted:#5A6B61;
  --line:#E3E7E1;
  --danger:#E5483C;
  --radius-card:16px;
  --radius-img:14px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(5,31,22,.06),0 12px 32px rgba(5,31,22,.08);
  --shadow-2:0 2px 4px rgba(5,31,22,.08),0 18px 44px rgba(5,31,22,.12);
  --section-gap:88px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:ui-monospace,"Roboto Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
.mono{font-family:var(--font-num);font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--green);outline-offset:2px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:640px){.container{padding:0 32px}}
@media(min-width:1024px){.container{padding:0 40px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(245,246,242,.97);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;height:70px}
.brand{display:flex;flex-direction:column;line-height:1.18;flex-shrink:0}
.brand-mark{font-size:18px;font-weight:700;color:var(--ink-deep)}
.brand-sub{font-size:11px;letter-spacing:.08em;color:var(--muted)}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-link{position:relative;padding:9px 12px;font-size:15px;color:#2c3a33;border-radius:8px;transition:background .2s,color .2s}
.nav-link:hover{color:var(--ink-soft);background:rgba(18,185,129,.08)}
.nav-link.active{color:var(--ink-mid);font-weight:600}
.nav-link.active::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;background:var(--lime);border-radius:2px}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.cmd-search{
  display:flex;align-items:center;gap:8px;height:40px;min-width:230px;
  padding:0 10px 0 14px;background:#fff;border:1px solid var(--line);border-radius:999px;
  transition:border-color .2s,box-shadow .2s;
}
.cmd-search:hover{border-color:#cbd6cf}
.cmd-search:focus-within{border-color:rgba(18,185,129,.6);box-shadow:0 0 0 3px rgba(18,185,129,.16)}
.cmd-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--text)}
.cmd-search input::placeholder{color:#93a49b}
.kbd{font-family:var(--font-num);font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:1px 5px;white-space:nowrap}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink-mid);
  transition:border-color .2s,transform .2s,box-shadow .2s;
}
.icon-btn:hover{border-color:rgba(18,185,129,.5);transform:translateY(-1px);box-shadow:var(--shadow-1)}
.menu-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink-mid);cursor:pointer}
.drawer{display:none;border-top:1px solid var(--line);background:var(--paper);padding:14px 0 22px}
.drawer.open{display:block}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:14px}
.drawer-nav a{padding:12px 14px;border-radius:12px;font-size:15px;color:#2c3a33;background:#fff;border:1px solid var(--line)}
.drawer-nav a.active{color:var(--ink-mid);font-weight:600;border-color:rgba(18,185,129,.45)}
.drawer-search{display:flex;align-items:center;gap:8px;height:46px;padding:0 14px;background:#fff;border:1px solid var(--line);border-radius:999px;margin-bottom:12px}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:15px}
.drawer-cta{display:flex;gap:10px;flex-wrap:wrap}
.drawer-cta .btn{flex:1 1 160px}

/* ---------- buttons / tags ---------- */
.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;cursor:pointer;
  transition:background .2s,color .2s,border-color .2s,transform .2s,box-shadow .2s;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--green);color:#04231a;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--green-dark);box-shadow:var(--shadow-2)}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.7)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:rgba(18,185,129,.5);box-shadow:var(--shadow-1)}
.btn-orange{background:var(--orange);color:#2b1004;box-shadow:var(--shadow-1)}
.btn-orange:hover{background:#f05a1c;box-shadow:var(--shadow-2)}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:999px}
.btn-lg{height:50px;padding:0 26px;font-size:16px}
.btn-block{width:100%}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:13px;line-height:1.6;
  border:1px solid var(--line);background:#fff;color:var(--muted);
}
.tag-lime{border-color:rgba(199,240,74,.75);background:rgba(199,240,74,.18);color:#2c4410}
.tag-orange{border-color:rgba(255,106,43,.55);background:rgba(255,106,43,.12);color:#8f3208;font-weight:600}
.tag-green{border-color:rgba(18,185,129,.45);background:rgba(18,185,129,.1);color:#0a5a3f}

/* ---------- notice bar ---------- */
.notice-bar{background:var(--ink-deep);color:#cfe0d6;border-bottom:1px solid rgba(199,240,74,.14)}
.notice-inner{display:flex;align-items:center;gap:20px;min-height:52px;padding-top:8px;padding-bottom:8px}
.notice-text{font-size:13px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.notice-dot{width:8px;height:8px;border-radius:50%;background:var(--orange);display:inline-block}
.clock{display:flex;align-items:center;gap:10px;margin-left:auto}
.clock-unit{display:flex;flex-direction:column;align-items:center;min-width:46px}
.clock-unit b{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:19px;line-height:1.1;color:var(--lime)}
.clock-unit span{font-size:11px;color:#8ba598}

/* ---------- breadcrumb ---------- */
.crumb{padding:18px 0 0;font-size:13px;color:var(--muted)}
.crumb ol{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:#b3c1b9}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--ink-soft);text-decoration:underline}
.crumb .current{color:var(--ink-mid);font-weight:600}

/* ---------- hero ---------- */
.hero{
  position:relative;margin-top:18px;background:linear-gradient(160deg,#051F16 0%,#0A3B2A 62%,#0F5C40 100%);
  color:#fff;overflow:hidden;border-radius:24px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(90deg,rgba(199,240,74,.07) 0 1px,transparent 1px 86px);
  pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;padding:56px 0 60px}
.kicker{
  display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.12em;
  color:var(--lime);border:1px solid rgba(199,240,74,.4);border-radius:999px;padding:5px 14px;
}
.hero h1{font-size:clamp(30px,4vw,46px);line-height:1.2;font-weight:700;margin:16px 0 16px;letter-spacing:-.01em}
.hero .lead{font-size:17px;line-height:1.9;color:rgba(226,238,231,.86);max-width:580px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero-media{position:relative;border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--shadow-2);aspect-ratio:4/3}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,31,22,.55),rgba(5,31,22,.66))}
.hero-media .media-note{
  position:absolute;left:16px;bottom:16px;z-index:2;font-size:12px;color:#e6f2ea;
  background:rgba(5,31,22,.62);border:1px solid rgba(199,240,74,.35);border-radius:999px;padding:5px 12px;
}
.badge-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.badge{
  display:flex;align-items:center;gap:10px;padding:10px 16px;border-radius:999px;
  background:rgba(255,255,255,.07);border:1px solid rgba(199,240,74,.26);
}
.badge b{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:16px;color:var(--lime)}
.badge span{font-size:13px;color:#d3e3da}

/* ---------- sections ---------- */
.section{padding-top:var(--section-gap)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:30px;flex-wrap:wrap}
.section-head .eyebrow{font-family:var(--font-num);font-size:13px;color:var(--ink-soft);letter-spacing:.1em;margin-bottom:8px}
.section-head h2{font-size:clamp(24px,3vw,31px);font-weight:700;color:var(--ink-deep)}
.section-head p{font-size:15px;color:var(--muted);max-width:560px;margin-top:10px}

/* timeline */
.timeline{position:relative;padding-left:8px}
.timeline::before{content:"";position:absolute;left:82px;top:10px;bottom:10px;width:1px;background:repeating-linear-gradient(180deg,rgba(18,185,129,.5) 0 6px,transparent 6px 12px)}
.tl-item{display:grid;grid-template-columns:120px 1fr;gap:28px;padding:18px 0;border-bottom:1px solid var(--line)}
.tl-item:last-child{border-bottom:0}
.tl-date{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:18px;font-weight:600;color:var(--ink-soft);padding-top:2px}
.tl-date small{display:block;font-size:12px;color:var(--muted);font-weight:400;letter-spacing:.04em}
.tl-body h3{font-size:18px;font-weight:600;color:var(--ink-deep);margin-bottom:6px}
.tl-body p{font-size:15px;color:var(--muted);line-height:1.8}

/* rule list */
.rule-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.rule-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;transition:border-color .2s,box-shadow .2s,transform .2s;
}
.rule-item:hover{border-color:rgba(18,185,129,.45);box-shadow:var(--shadow-1);transform:translateY(-2px)}
.rule-top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.rule-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:20px;font-weight:700;color:var(--green)}
.rule-item h3{font-size:17px;font-weight:600;color:var(--ink-deep)}
.rule-item p{font-size:15px;color:var(--muted);line-height:1.85}

/* table */
.table-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:6px 22px;overflow-x:auto}
.rule-table{min-width:560px}
.rule-table th{
  font-size:13px;color:var(--muted);font-weight:600;letter-spacing:.06em;text-align:left;
  padding:18px 12px 12px;border-bottom:1px solid var(--line);
}
.rule-table td{padding:16px 12px;font-size:15px;color:#26332c;border-bottom:1px solid var(--line)}
.rule-table tr:last-child td{border-bottom:0}
.rule-table td:first-child{font-weight:600;color:var(--ink-deep);white-space:nowrap}
.rule-table td:last-child{font-family:var(--font-num);font-variant-numeric:tabular-nums;color:var(--ink-soft);white-space:nowrap}

/* tips */
.tips{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:stretch}
.tip-card{
  background:rgba(199,240,74,.16);border:1px solid rgba(199,240,74,.55);
  border-radius:var(--radius-card);padding:26px;
}
.tip-card h3{font-size:18px;font-weight:600;color:#2b3f10;margin-bottom:12px;display:flex;align-items:center;gap:10px}
.tip-card ul{display:grid;gap:10px}
.tip-card li{font-size:15px;color:#3d5220;line-height:1.8;padding-left:18px;position:relative}
.tip-card li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:2px;background:var(--green);border-radius:2px}
.figure-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;display:flex;flex-direction:column}
.figure-card img{width:100%;height:100%;object-fit:cover;min-height:220px}
.figure-card figcaption{font-size:13px;color:var(--muted);padding:12px 16px;border-top:1px solid var(--line)}

/* cta banner */
.cta-banner{
  position:relative;overflow:hidden;background:var(--ink-mid);color:#fff;
  border-radius:22px;padding:42px 40px;display:flex;align-items:center;justify-content:space-between;gap:36px;
}
.cta-banner::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(199,240,74,.1) 0 2px,transparent 2px 16px);
  pointer-events:none;
}
.cta-banner > *{position:relative}
.cta-banner h2{font-size:clamp(22px,2.6vw,28px);font-weight:700;margin-bottom:10px}
.cta-banner p{font-size:15px;color:rgba(220,235,227,.85);max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0}

/* faq */
.faq-list{display:grid;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item:hover{border-color:rgba(18,185,129,.35)}
.faq-item[open]{border-left:3px solid var(--lime);box-shadow:var(--shadow-1)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 22px;display:flex;align-items:center;gap:16px;
  font-size:17px;font-weight:600;color:var(--ink-deep);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--ink-soft)}
.faq-mark{margin-left:auto;flex-shrink:0;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--ink-soft);transition:transform .25s,background .2s;font-size:15px;line-height:1}
.faq-item[open] .faq-mark{transform:rotate(45deg);background:rgba(199,240,74,.35);border-color:rgba(199,240,74,.7)}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.85;color:#3a4a41}

/* footer */
.site-footer{background:var(--ink-deep);color:#cfe0d6;margin-top:var(--section-gap);padding-top:56px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand .mark{font-size:18px;font-weight:700;color:#fff}
.footer-brand .sub{font-size:12px;letter-spacing:.08em;color:var(--lime);margin-top:4px}
.footer-brand p{font-size:14px;line-height:1.85;color:#9db3a8;margin-top:14px;max-width:340px}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:14px;font-weight:600}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:#a9bfb4;transition:color .2s}
.footer-col a:hover{color:var(--lime);text-decoration:underline}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(255,255,255,.12);padding:18px 0 26px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#8ba598;
}

/* responsive */
@media(max-width:1100px){
  .cmd-search{min-width:170px}
}
@media(max-width:1023px){
  .main-nav{display:none}
  .cmd-search{display:none}
  .menu-toggle{display:inline-flex}
  .hero-inner{grid-template-columns:1fr;gap:32px;padding:44px 0 48px}
  .hero-media{aspect-ratio:16/9}
  .rule-grid{grid-template-columns:1fr}
  .tips{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  :root{--section-gap:68px}
}
@media(max-width:640px){
  .header-inner{height:64px;gap:12px}
  .brand-mark{font-size:16px}
  .brand-sub{font-size:10px}
  .header-actions .btn-primary{display:none}
  .hero{border-radius:18px}
  .hero-inner{padding:36px 0 40px}
  .hero-cta .btn{width:100%}
  .clock-unit{min-width:40px}
  .clock-unit b{font-size:17px}
  .tl-item{grid-template-columns:74px 1fr;gap:16px}
  .timeline::before{left:52px}
  .cta-banner{padding:30px 22px;flex-direction:column;align-items:flex-start;gap:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column}
  :root{--section-gap:56px}
}