/* roulang page: index */
:root{
  --ink:#14171A;
  --lime:#C7F04A;
  --jade:#0F7A6C;
  --paper:#F6F6F2;
  --card:#FFFFFF;
  --dark:#101314;
  --text:#33383C;
  --muted:#6B7176;
  --line:#E5E5DF;
  --warn:#E4572E;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --sh-1:0 1px 2px rgba(20,23,26,.04),0 8px 24px -12px rgba(20,23,26,.10);
  --sh-2:0 12px 32px -14px rgba(20,23,26,.18);
  --ease:cubic-bezier(.4,0,.2,1);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;

  --bs-primary:#14171A;
  --bs-primary-rgb:20,23,26;
  --bs-body-bg:#F6F6F2;
  --bs-body-color:#33383C;
  --bs-border-color:#E5E5DF;
  --bs-link-color:#14171A;
  --bs-link-hover-color:#0F7A6C;
  --bs-focus-ring-color:rgba(199,240,74,.45);
  --bs-border-radius:16px;
  --bs-border-radius-sm:10px;
  --bs-border-radius-lg:24px;
  --bs-font-sans-serif:var(--font-sans);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  background:var(--paper);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:var(--ink)}
a:hover{color:var(--ink)}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums}
.container{max-width:1180px;padding-left:20px;padding-right:20px}
@media(min-width:992px){.container{max-width:960px}}
@media(min-width:1200px){.container{max-width:1180px}}
@media(min-width:1400px){.container{max-width:1240px}}

/* ============ 顶部公告条 ============ */
.topbar{
  background:var(--ink);
  color:rgba(255,255,255,.82);
  font-size:13px;
  height:34px;
  display:flex;
  align-items:center;
  position:relative;
  z-index:1045;
}
.topbar .container{display:flex;align-items:center;gap:10px;justify-content:space-between}
.topbar-msg{display:flex;align-items:center;gap:9px;min-width:0}
.topbar-dot{width:7px;height:7px;border-radius:50%;background:var(--lime);flex:0 0 auto}
.topbar-msg span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-close{
  background:transparent;border:0;color:rgba(255,255,255,.55);
  font-size:16px;line-height:1;padding:4px 6px;border-radius:6px;cursor:pointer;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.topbar-close:hover{color:var(--lime);background:rgba(255,255,255,.06)}
.topbar.is-hidden{display:none}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(246,246,242,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);background:rgba(246,246,242,.82)}
.nav-shell{
  display:flex;align-items:center;gap:24px;height:72px;
  transition:height .22s var(--ease);
}
.site-header.is-scrolled .nav-shell{height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:30px;height:30px;border-radius:9px;background:var(--ink);
  display:grid;place-items:center;flex:0 0 auto;
}
.brand-mark i{color:var(--lime);font-size:15px}
.brand-text{font-weight:800;font-size:18px;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}
.nav-main{display:flex;align-items:center;gap:28px;margin-left:8px;margin-right:auto}
.nav-main a{
  position:relative;font-size:15px;font-weight:500;color:var(--text);
  padding:6px 0;transition:color .2s var(--ease);white-space:nowrap;
}
.nav-main a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--lime);
  transition:width .22s var(--ease);
}
.nav-main a:hover{color:var(--ink)}
.nav-main a:hover::after{width:100%}
.nav-main a.active{color:var(--ink);font-weight:700}
.nav-main a.active::after{width:100%}
.nav-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto}

/* 搜索框 */
.cmd-search{position:relative;width:238px}
.cmd-search .form-control{
  height:42px;border-radius:999px;border:1px solid var(--line);
  background:var(--card);padding-left:38px;padding-right:44px;
  font-size:14px;color:var(--text);box-shadow:none;
}
.cmd-search .form-control::placeholder{color:var(--muted)}
.cmd-search .form-control:focus{
  border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,240,74,.22);outline:none;
}
.cmd-search .search-icon{
  position:absolute;left:14px;top:50%;transform:translateY(-50%);
  color:var(--muted);font-size:15px;pointer-events:none;z-index:5;
}
.cmd-search .key-hint{
  position:absolute;right:8px;top:50%;transform:translateY(-50%);
  font-size:11px;color:var(--muted);background:var(--paper);border-radius:6px;
  padding:2px 7px;font-family:ui-monospace,monospace;z-index:5;
}
.search-panel{
  position:absolute;top:calc(100% + 10px);left:0;width:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);padding:8px;display:none;z-index:20;
}
.search-panel.show{display:block}
.search-panel a{
  display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:var(--r-sm);
  font-size:14px;color:var(--text);transition:background .18s var(--ease);
}
.search-panel a:hover{background:var(--paper)}
.search-panel a i{color:var(--jade);font-size:14px}
.search-panel a small{margin-left:auto;color:var(--muted);font-size:12px}
.icon-btn{
  width:40px;height:40px;border-radius:999px;border:1px solid var(--line);
  background:var(--card);display:grid;place-items:center;color:var(--text);
  position:relative;transition:border-color .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{border-color:var(--ink);color:var(--ink)}
.icon-btn .dot{
  position:absolute;top:9px;right:10px;width:7px;height:7px;border-radius:50%;
  background:var(--lime);border:1px solid var(--card);
}
.burger{
  width:40px;height:40px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:var(--card);display:none;place-items:center;color:var(--ink);
}
.burger i{font-size:20px}

/* 按钮 */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;border:1px solid var(--ink);
  background:var(--ink);color:#fff;font-size:15px;font-weight:600;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
  white-space:nowrap;
}
.btn-brand:hover{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;border:1px solid var(--lime);
  background:var(--lime);color:var(--ink);font-size:15px;font-weight:700;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
  white-space:nowrap;
}
.btn-lime:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-outline-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;border:1px solid var(--line);
  background:transparent;color:var(--ink);font-size:15px;font-weight:600;
  transition:border-color .22s var(--ease),background .22s var(--ease);
  white-space:nowrap;
}
.btn-outline-brand:hover{border-color:var(--ink);background:rgba(20,23,26,.04);color:var(--ink)}
.btn-lg-brand{
  height:52px;padding:0 28px;font-size:16px;font-weight:700;
}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
  color:var(--ink);position:relative;
}
.link-arrow::after{
  content:"";position:absolute;left:0;bottom:-3px;height:1px;width:0;background:var(--lime);
  transition:width .22s var(--ease);
}
.link-arrow:hover::after{width:100%}

/* ============ 锚点条 ============ */
.anchor-bar{
  position:sticky;top:72px;z-index:1030;
  background:rgba(246,246,242,.9);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:top .22s var(--ease);
}
.site-header.is-scrolled ~ .anchor-bar{top:64px}
.anchor-scroll{
  display:flex;align-items:center;gap:8px;height:54px;overflow-x:auto;
  scrollbar-width:none;-ms-overflow-style:none;
}
.anchor-scroll::-webkit-scrollbar{display:none}
.anchor-item{
  display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--muted);white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.anchor-item:hover{background:rgba(20,23,26,.05);color:var(--ink)}
.anchor-item.active{background:var(--ink);color:#fff}
.anchor-item.active .p{width:6px;height:6px;border-radius:50%;background:var(--lime)}
.anchor-item .p{display:none}

/* ============ 通用板块 ============ */
.section{padding:100px 0}
.section-sm{padding:72px 0}
.sec-head{margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  letter-spacing:.08em;color:var(--jade);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--lime)}
.sec-title{font-size:34px;font-weight:800;line-height:1.25}
.sec-sub{margin-top:12px;color:var(--muted);font-size:15.5px;max-width:60ch}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  background:rgba(199,240,74,.35);color:var(--ink);font-size:12px;font-weight:700;
}
.badge-line{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
  border:1px solid rgba(15,122,108,.35);color:var(--jade);font-size:12px;font-weight:600;
}
.divider{height:1px;background:var(--line);border:0;margin:0;opacity:1}

/* ============ HERO ============ */
.hero{
  position:relative;overflow:hidden;
  padding:76px 0 0;
  background:var(--paper);
}
.hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.16;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(246,246,242,.6) 0%,rgba(246,246,242,.92) 62%,var(--paper) 100%);
}
.hero-grid{position:relative;z-index:2;padding-bottom:64px}
.hero-kicker{margin-bottom:20px}
.hero h1{
  font-size:58px;font-weight:900;line-height:1.12;letter-spacing:-.02em;
}
.hero h1 .hl{
  position:relative;white-space:nowrap;
}
.hero h1 .hl::after{
  content:"";position:absolute;left:0;right:0;bottom:6px;height:12px;
  background:var(--lime);opacity:.55;z-index:-1;border-radius:3px;
}
.hero-lead{
  margin-top:22px;font-size:17px;line-height:1.8;color:var(--muted);max-width:34em;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px;margin-top:32px}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:36px;margin-top:44px;padding-top:26px;border-top:1px solid var(--line);
}
.hero-stat b{display:block;font-size:26px;font-weight:900;color:var(--ink);line-height:1.2}
.hero-stat span{font-size:13px;color:var(--muted)}
.hero-panel{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-1);background:var(--card);
  aspect-ratio:4/3;
}
.hero-panel img{width:100%;height:100%;object-fit:cover}
.hero-panel::after{
  content:"";position:absolute;inset:0;background:rgba(20,23,26,.12);
}
.hero-tag{
  position:absolute;left:18px;bottom:18px;z-index:3;
  background:rgba(20,23,26,.86);color:#fff;font-size:12.5px;
  padding:8px 14px;border-radius:999px;backdrop-filter:blur(6px);
}
.trust-bar{
  position:relative;z-index:2;border-top:1px solid var(--line);
  background:rgba(255,255,255,.6);
}
.trust-list{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:22px 0}
.trust-item{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted)}
.trust-item i{color:var(--jade);font-size:16px}

/* ============ 资讯 ============ */
.filter-tabs{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.filter-tab{
  padding:7px 15px;border-radius:999px;border:1px solid var(--line);background:var(--card);
  font-size:13px;color:var(--muted);transition:all .2s var(--ease);cursor:pointer;
}
.filter-tab:hover{border-color:rgba(199,240,74,.75);color:var(--ink)}
.filter-tab.on{background:var(--ink);border-color:var(--ink);color:#fff}
.news-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:28px;align-items:start}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(199,240,74,.6)}
.card:hover .thumb img{transform:scale(1.03)}
.feature-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--paper)}
.thumb{overflow:hidden;background:var(--paper)}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s var(--ease)}
.feature-body{padding:26px}
.feature-body h3{font-size:21px;font-weight:700;line-height:1.4;margin-top:14px}
.feature-body h3 a:hover{color:var(--jade)}
.clamp2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clamp1{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.feature-excerpt{margin-top:12px;font-size:15px;color:var(--muted)}
.meta-row{
  display:flex;align-items:center;gap:14px;margin-top:18px;
  font-size:13px;color:var(--muted);
}
.news-side{display:flex;flex-direction:column;gap:16px}
.item-card{display:flex;gap:16px;padding:14px}
.item-card .thumb{width:96px;height:72px;border-radius:var(--r-sm);flex:0 0 auto}
.item-body{min-width:0;display:flex;flex-direction:column}
.item-body h3{font-size:16px;font-weight:700;margin-top:7px;line-height:1.45}
.item-body h3 a:hover{color:var(--jade)}
.item-body p{font-size:13.5px;color:var(--muted);margin-top:6px}
.item-foot{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:9px;font-size:12.5px;color:var(--muted)}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-md);padding:56px 24px;text-align:center;
  background:rgba(255,255,255,.6);
}
.empty-state i{font-size:40px;color:var(--muted);opacity:.55}
.empty-state p{margin-top:14px;font-size:14px;color:var(--muted)}

/* ============ 优势 ============ */
.adv-wrap{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.adv-sticky{position:sticky;top:150px}
.adv-item{
  display:flex;gap:24px;padding:30px 0;border-top:1px solid var(--line);
  transition:transform .22s var(--ease);
}
.adv-item:last-child{border-bottom:1px solid var(--line)}
.adv-item:hover{transform:translateX(4px)}
.adv-num{
  font-size:30px;font-weight:900;color:var(--line);line-height:1.2;
  font-variant-numeric:tabular-nums;flex:0 0 auto;transition:color .22s var(--ease);
}
.adv-item:hover .adv-num{color:var(--lime)}
.adv-item h3{font-size:20px;font-weight:700}
.adv-item p{margin-top:10px;font-size:15px;color:var(--muted);max-width:60ch}

/* ============ 演示 ============ */
.demo-wrap{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.steps{position:relative}
.step{
  display:flex;gap:16px;padding:18px 20px;border-radius:var(--r-md);cursor:pointer;
  transition:background .2s var(--ease);
}
.step:hover{background:rgba(20,23,26,.03)}
.step.on{background:var(--card);box-shadow:var(--sh-1);border:1px solid var(--line)}
.step-dot{
  width:26px;height:26px;border-radius:50%;border:1px solid var(--line);background:var(--card);
  display:grid;place-items:center;font-size:12px;font-weight:700;color:var(--muted);flex:0 0 auto;
  transition:all .2s var(--ease);
}
.step.on .step-dot{background:var(--lime);border-color:var(--lime);color:var(--ink)}
.step h3{font-size:17px;font-weight:700}
.step p{font-size:14px;color:var(--muted);margin-top:6px}
.demo-frame{
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--card);
  box-shadow:var(--sh-1);aspect-ratio:16/11;
}
.demo-frame img{width:100%;height:100%;object-fit:cover}
.demo-cap{margin-top:12px;text-align:center;font-size:13px;color:var(--muted)}

/* ============ 证据 ============ */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-bottom:52px}
.metric b{display:block;font-size:54px;font-weight:900;color:var(--ink);line-height:1.05;letter-spacing:-.02em}
.metric span{display:block;margin-top:8px;font-size:13.5px;color:var(--muted)}
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.quote-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:30px;box-shadow:var(--sh-1);position:relative;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.quote-card::before{
  content:"“";position:absolute;top:14px;left:24px;font-size:56px;line-height:1;
  color:var(--lime);opacity:.4;font-family:Georgia,serif;
}
.quote-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(199,240,74,.6)}
.quote-card p{position:relative;margin-top:26px;font-size:15.5px;color:var(--text)}
.quote-foot{display:flex;align-items:center;gap:12px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
.avatar{
  width:40px;height:40px;border-radius:50%;background:var(--ink);color:var(--lime);
  display:grid;place-items:center;font-weight:800;font-size:15px;flex:0 0 auto;
}
.quote-foot b{display:block;font-size:14px;color:var(--ink)}
.quote-foot span{font-size:12.5px;color:var(--muted)}

/* ============ 价格 ============ */
.price-section{
  background:
    repeating-linear-gradient(0deg,rgba(20,23,26,.028) 0 1px,transparent 1px 28px),
    repeating-linear-gradient(90deg,rgba(20,23,26,.028) 0 1px,transparent 1px 28px),
    var(--paper);
}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:stretch}
.price-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:32px;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.price-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(199,240,74,.6)}
.price-card.featured{
  border:2px solid var(--lime);transform:translateY(-12px);box-shadow:var(--sh-2);position:relative;
}
.price-card.featured:hover{transform:translateY(-14px)}
.price-flag{
  position:absolute;top:-13px;right:24px;background:var(--lime);color:var(--ink);
  font-size:12px;font-weight:800;padding:4px 13px;border-radius:999px;
}
.price-name{font-size:18px;font-weight:800}
.price-amount{display:flex;align-items:baseline;gap:6px;margin-top:18px}
.price-amount b{font-size:50px;font-weight:900;color:var(--ink);line-height:1;letter-spacing:-.02em}
.price-amount span{font-size:13.5px;color:var(--muted)}
.price-scope{margin-top:12px;font-size:13.5px;color:var(--muted)}
.price-list{margin-top:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.price-list li{display:flex;gap:10px;font-size:14.5px;color:var(--text)}
.price-list li i{color:var(--jade);font-size:15px;margin-top:3px}
.price-card .btn-brand,.price-card .btn-outline-brand{width:100%;margin-top:26px}

/* ============ FAQ ============ */
.faq-wrap{max-width:760px;margin:0 auto}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion-button{
  background:transparent;box-shadow:none;padding:22px 0;font-size:17.5px;font-weight:600;
  color:var(--ink);border-radius:0;
}
.accordion-button:not(.collapsed){color:var(--ink);background:transparent;box-shadow:none}
.accordion-button:focus{box-shadow:none;border:0}
.accordion-button::after{content:none}
.accordion-button .plus{
  margin-left:auto;color:var(--muted);font-size:19px;line-height:1;
  transition:transform .22s var(--ease),color .22s var(--ease);
}
.accordion-button:not(.collapsed) .plus{transform:rotate(180deg);color:var(--lime)}
.accordion-body{padding:0 0 24px;font-size:15px;line-height:1.8;color:var(--muted);max-width:62em}

/* ============ 结尾 CTA ============ */
.cta-band{
  position:relative;background:var(--dark);color:#fff;padding:84px 0;overflow:hidden;
}
.cta-band .wm{
  position:absolute;right:-20px;top:50%;transform:translateY(-50%);
  font-size:150px;font-weight:900;color:#fff;opacity:.05;white-space:nowrap;pointer-events:none;
  letter-spacing:-.03em;
}
.cta-inner{position:relative;z-index:2;text-align:center;max-width:720px;margin:0 auto}
.cta-inner h2{color:#fff;font-size:34px;font-weight:800;line-height:1.3}
.cta-inner p{margin-top:16px;color:rgba(255,255,255,.72);font-size:15.5px}
.cta-btns{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:32px}
.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 26px;
  border-radius:999px;border:1px solid rgba(255,255,255,.22);color:#fff;font-size:16px;font-weight:600;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.btn-ghost-light:hover{border-color:var(--lime);color:var(--lime);background:rgba(199,240,74,.06)}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 32px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:44px}
.foot-brand .brand-text{color:#fff}
.foot-brand .brand-mark{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1)}
.foot-brand p{margin-top:18px;font-size:14px;color:rgba(255,255,255,.6);max-width:34ch}
.foot-sub{margin-top:22px;max-width:320px}
.foot-sub label{display:block;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:8px}
.foot-sub .row-inline{display:flex;gap:10px}
.foot-sub input{
  flex:1;height:46px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.05);color:#fff;padding:0 14px;font-size:14px;outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.foot-sub input::placeholder{color:rgba(255,255,255,.35)}
.foot-sub input:focus{border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,240,74,.18)}
.foot-col h4{font-size:13px;font-weight:700;color:rgba(255,255,255,.5);letter-spacing:.06em}
.foot-col ul{margin-top:14px}
.foot-col li{margin-bottom:4px}
.foot-col a{
  display:inline-block;font-size:14px;color:rgba(255,255,255,.72);padding:7px 0;
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.foot-col a:hover{color:var(--lime);transform:translateX(2px)}
.foot-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:13px;
  color:rgba(255,255,255,.45);
}
.foot-bottom a{color:rgba(255,255,255,.6)}
.foot-bottom a:hover{color:var(--lime)}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:32px;bottom:32px;z-index:1035;
  display:inline-flex;align-items:center;gap:10px;
  height:52px;padding:0 24px;border-radius:999px;background:var(--ink);color:#fff;
  font-size:15px;font-weight:700;box-shadow:var(--sh-2);
  opacity:0;transform:translateY(12px);pointer-events:none;
  transition:opacity .24s var(--ease),transform .24s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.float-cta.show{opacity:1;transform:translateY(0);pointer-events:auto}
.float-cta:hover{background:var(--lime);color:var(--ink);transform:translateY(-2px)}
.float-cta .p{width:8px;height:8px;border-radius:50%;background:var(--lime)}
.float-cta:hover .p{background:var(--ink)}
.float-cta.dim{opacity:.35}

/* 入场动画 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* 锚点偏移 */
#news,#优势,#演示,#证据,#价格,#faq{scroll-margin-top:150px}

/* ============ 响应式 ============ */
@media(max-width:1199px){
  .hero h1{font-size:50px}
  .nav-main{gap:22px}
}
@media(max-width:991px){
  .nav-main,.cmd-search,.nav-tools .btn-brand{display:none}
  .burger{display:grid}
  .nav-shell{height:64px;gap:16px}
  .site-header.is-scrolled .nav-shell{height:60px}
  .anchor-bar{top:64px}
  .site-header.is-scrolled ~ .anchor-bar{top:60px}
  .hero{padding-top:56px}
  .hero h1{font-size:42px}
  .hero-grid{padding-bottom:48px}
  .section{padding:76px 0}
  .news-layout{grid-template-columns:1fr}
  .adv-wrap{grid-template-columns:1fr;gap:32px}
  .adv-sticky{position:static}
  .demo-wrap{grid-template-columns:1fr;gap:32px}
  .metric-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .metric b{font-size:44px}
  .quote-grid{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr;gap:20px}
  .price-card.featured{transform:none}
  .price-card.featured:hover{transform:translateY(-2px)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px}
  .foot-brand{grid-column:1/-1}
}
@media(max-width:575px){
  .container{padding-left:16px;padding-right:16px}
  .topbar{font-size:12px}
  .hero h1{font-size:33px}
  .hero-lead{font-size:15.5px}
  .sec-title{font-size:25px}
  .cta-inner h2{font-size:25px}
  .hero-stats{gap:24px}
  .hero-stat b{font-size:22px}
  .trust-list{grid-template-columns:1fr 1fr;gap:14px;padding:18px 0}
  .section{padding:60px 0}
  .sec-head{margin-bottom:32px}
  .metric b{font-size:36px}
  .price-amount b{font-size:42px}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column}
  .float-cta{
    right:16px;left:16px;bottom:calc(16px + env(safe-area-inset-bottom));
    justify-content:center;height:50px;font-size:14.5px;
  }
  .feature-body{padding:20px}
  .quote-card{padding:24px}
  .price-card{padding:26px}
  .cta-band .wm{font-size:80px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
  .reveal{opacity:1;transform:none}
  .card:hover,.price-card:hover,.quote-card:hover,.adv-item:hover{transform:none}
}

/* offcanvas 重塑 */
.offcanvas.offcanvas-end{width:84vw;max-width:360px;background:var(--paper);border-left:1px solid var(--line)}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.offcanvas-body{padding:0}
.drawer-search{padding:16px 20px;border-bottom:1px solid var(--line)}
.drawer-search input{
  width:100%;height:46px;border-radius:var(--r-sm);border:1px solid var(--line);
  padding:0 14px;font-size:14px;background:var(--card);outline:none;
}
.drawer-search input:focus{border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,240,74,.2)}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:17px 20px;font-size:16px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);transition:background .2s var(--ease);
}
.drawer-nav a:hover{background:rgba(20,23,26,.04)}
.drawer-nav a.active{color:var(--ink);background:rgba(199,240,74,.18)}
.drawer-nav a i{color:var(--muted);font-size:14px}
.drawer-cta{padding:20px}
.drawer-cta .btn-lime{width:100%;height:50px}
.btn-close{filter:grayscale(1)}

/* roulang page: category1 */
:root{
  --ink:#14171A; --lime:#C7F04A; --jade:#0F7A6C;
  --paper:#F6F6F2; --card:#FFFFFF; --dark:#101314;
  --text:#33383C; --muted:#6B7176; --line:#E5E5DF; --warn:#E4572E;
  --r-sm:10px; --r-md:16px; --r-lg:24px;
  --sh-1:0 1px 2px rgba(20,23,26,.04), 0 8px 24px -12px rgba(20,23,26,.10);
  --sh-2:0 12px 32px -14px rgba(20,23,26,.18);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --ease:cubic-bezier(.4,0,.2,1);
  --nav-h:72px;

  --bs-primary:#14171A; --bs-primary-rgb:20,23,26;
  --bs-body-bg:#F6F6F2; --bs-body-color:#33383C;
  --bs-border-color:#E5E5DF; --bs-border-radius:16px;
  --bs-link-color:#14171A; --bs-link-hover-color:#0F7A6C;
  --bs-focus-ring-color:rgba(199,240,74,.55);
  --bs-font-sans-serif:var(--font-sans);
  --bs-accordion-border-color:transparent;
  --bs-accordion-bg:transparent;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-active-bg:transparent;
  --bs-accordion-active-color:#14171A;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--paper);color:var(--text);
  font-family:var(--font-sans);font-size:16px;line-height:1.75;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--ink);text-decoration:none;transition:color .22s var(--ease),opacity .22s var(--ease);}
a:hover{color:var(--ink);}
button{font-family:inherit;}
p{margin:0 0 1.1em;max-width:74ch;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;letter-spacing:-.01em;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px;}

.container{width:100%;margin:0 auto;padding-left:20px;padding-right:20px;max-width:1240px;}
@media (max-width:1399.98px){.container{max-width:1180px;}}
@media (max-width:1199.98px){.container{max-width:960px;}}
@media (max-width:991.98px){.container{max-width:100%;}}

/* ============ 顶部公告条 ============ */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);font-size:13px;line-height:1.6;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:34px;}
.topbar-left{display:flex;align-items:center;gap:10px;}
.topbar .dot{width:6px;height:6px;border-radius:50%;background:var(--lime);flex:none;}
.topbar-close{background:none;border:0;color:rgba(255,255,255,.6);font-size:15px;line-height:1;padding:6px;cursor:pointer;transition:color .22s var(--ease);}
.topbar-close:hover{color:var(--lime);}
.topbar.is-hidden{display:none;}

/* ============ 命令栏导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;background:rgba(246,246,242,.94);
  border-bottom:1px solid transparent;transition:height .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-stuck{background:rgba(246,246,242,.82);backdrop-filter:blur(12px);border-bottom-color:var(--line);}
.header-inner{display:flex;align-items:center;gap:24px;height:var(--nav-h);transition:height .22s var(--ease);}
.site-header.is-stuck .header-inner{height:64px;}

.brand{display:inline-flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:30px;height:30px;border-radius:9px;background:var(--ink);color:var(--lime);
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;flex:none;
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--ink);white-space:nowrap;}

.nav-main{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-main a{position:relative;font-size:16px;font-weight:500;color:var(--text);padding:6px 0;}
.nav-main a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);
}
.nav-main a:hover{color:var(--ink);}
.nav-main a:hover::after{transform:scaleX(1);}
.nav-main a.active{color:var(--ink);font-weight:700;}
.nav-main a.active::after{transform:scaleX(1);}

.header-ops{display:flex;align-items:center;gap:12px;margin-left:auto;}

.command-search{position:relative;width:250px;}
.command-search .search-box{
  display:flex;align-items:center;gap:8px;height:42px;padding:0 12px;
  background:#fff;border:1px solid var(--line);border-radius:999px;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.command-search .search-box i{font-size:15px;color:var(--muted);flex:none;}
.command-search input{border:0;outline:0;background:transparent;font-size:14px;color:var(--text);width:100%;min-width:0;}
.command-search input::placeholder{color:var(--muted);}
.command-search .kbd{
  font-size:11px;color:var(--muted);background:#F1F1EC;border-radius:6px;padding:2px 6px;flex:none;
}
.command-search .search-box:focus-within{border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,240,74,.22);}
.search-panel{
  position:absolute;top:calc(100% + 10px);left:0;right:0;background:#fff;border:1px solid var(--line);
  border-radius:16px;box-shadow:var(--sh-1);padding:8px;display:none;z-index:20;
}
.search-panel.is-open{display:block;}
.search-panel a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:10px;font-size:14px;color:var(--text);}
.search-panel a i{font-size:14px;color:var(--jade);}
.search-panel a span.tag{margin-left:auto;font-size:12px;color:var(--muted);}
.search-panel a:hover{background:rgba(20,23,26,.04);color:var(--ink);}

.icon-btn{
  position:relative;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--ink);display:inline-flex;align-items:center;justify-content:center;font-size:16px;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.icon-btn:hover{border-color:rgba(199,240,74,.7);background:rgba(199,240,74,.14);}
.icon-btn .dot{position:absolute;top:8px;right:9px;width:7px;height:7px;border-radius:50%;background:var(--lime);border:1px solid #fff;}

.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;
  border-radius:999px;background:var(--ink);color:#fff;font-size:15px;font-weight:600;border:1px solid var(--ink);
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn-lime:hover{background:var(--lime);color:var(--ink);border-color:var(--lime);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

.menu-btn{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;font-size:20px;
}
.menu-btn:hover{border-color:rgba(199,240,74,.7);}

/* 移动抽屉 */
.offcanvas.offcanvas-end{width:84vw;max-width:360px;background:var(--paper);border-left:1px solid var(--line);}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.offcanvas-body{padding:20px;}
.drawer-nav a{
  display:block;line-height:56px;font-size:16px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);
}
.drawer-nav a.active{color:var(--jade);}
.drawer-search{margin-bottom:18px;}
.drawer-search .search-box{
  display:flex;align-items:center;gap:8px;height:46px;padding:0 14px;background:#fff;border:1px solid var(--line);border-radius:999px;
}
.drawer-search input{border:0;outline:0;background:transparent;font-size:14px;width:100%;}

/* ============ 通用板块 ============ */
.section{padding:104px 0;}
.section-sm{padding:72px 0;}
.sec-head{margin-bottom:44px;max-width:780px;}
.sec-head h2{font-size:36px;line-height:1.25;font-weight:800;letter-spacing:-.02em;}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.8;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--jade);
  background:rgba(15,122,108,.08);border-radius:999px;padding:5px 12px;margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--jade);}

.badge-cat{
  display:inline-flex;align-items:center;font-size:12px;font-weight:600;color:var(--ink);
  background:rgba(199,240,74,.55);border-radius:999px;padding:3px 10px;
}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;min-height:344px;display:flex;align-items:flex-end;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;overflow:hidden;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(16,19,20,.55) 0%,rgba(16,19,20,.62) 55%,rgba(16,19,20,.72) 100%);
}
.cat-hero .container{position:relative;z-index:1;padding-top:64px;padding-bottom:44px;}
.cat-hero h1{color:#fff;font-size:52px;line-height:1.14;font-weight:900;letter-spacing:-.02em;max-width:18ch;}
.cat-hero h1 em{font-style:normal;position:relative;white-space:nowrap;}
.cat-hero h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:8px;background:rgba(199,240,74,.45);border-radius:3px;z-index:-1;
}
.cat-hero .hero-sub{margin-top:16px;font-size:16px;line-height:1.75;color:rgba(255,255,255,.82);max-width:44ch;}

.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.68);margin-bottom:18px;}
.breadcrumb-line a{color:rgba(255,255,255,.82);}
.breadcrumb-line a:hover{color:var(--lime);}
.breadcrumb-line .sep{opacity:.5;}
.breadcrumb-line .current{color:rgba(255,255,255,.55);}

/* ============ 简介两段区 ============ */
.intro-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:56px;align-items:start;}
.intro-grid h2{font-size:34px;line-height:1.28;letter-spacing:-.02em;}
.intro-grid .intro-note{margin-top:16px;font-size:14px;color:var(--muted);line-height:1.8;}
.intro-body p{font-size:16.5px;line-height:1.85;color:var(--text);}
.intro-body p:last-child{margin-bottom:0;}
.intro-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:28px;}
.intro-points .pt{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:18px 20px;box-shadow:var(--sh-1);
}
.intro-points .pt strong{display:block;font-size:15px;color:var(--ink);margin-bottom:6px;}
.intro-points .pt span{font-size:14px;color:var(--muted);line-height:1.7;}

/* ============ 锚点条 ============ */
.anchor-bar{position:sticky;top:0;z-index:1020;background:rgba(246,246,242,.9);backdrop-filter:blur(12px);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.anchor-scroll{display:flex;align-items:center;gap:10px;height:56px;overflow-x:auto;scrollbar-width:none;}
.anchor-scroll::-webkit-scrollbar{display:none;}
.anchor-scroll a{
  flex:none;display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--muted);white-space:nowrap;transition:background .22s var(--ease),color .22s var(--ease);
}
.anchor-scroll a::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.35;}
.anchor-scroll a:hover{background:rgba(20,23,26,.05);color:var(--ink);}
.anchor-scroll a.active{background:var(--ink);color:#fff;}
.anchor-scroll a.active::before{background:var(--lime);opacity:1;}

/* ============ 图文交错模块 ============ */
.step-row{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:56px;align-items:center;padding:52px 0;border-bottom:1px solid var(--line);scroll-margin-top:140px;}
.step-row:last-child{border-bottom:0;}
.step-row.reverse .step-media{order:2;}
.step-row.reverse .step-text{order:1;}
.step-media{position:relative;}
.step-media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-lg);border:1px solid var(--line);
  background:#EDEDE8;box-shadow:var(--sh-1);transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.step-media:hover img{transform:translateY(-2px);border-color:rgba(199,240,74,.6);box-shadow:var(--sh-2);}
.step-media figcaption{margin-top:12px;text-align:center;font-size:13px;color:var(--muted);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;
  background:rgba(199,240,74,.35);color:var(--ink);font-weight:800;font-size:16px;margin-bottom:16px;
}
.step-text h3{font-size:23px;line-height:1.35;margin-bottom:14px;}
.step-text p{font-size:16px;line-height:1.85;color:var(--text);margin-bottom:12px;}
.step-text p:last-child{margin-bottom:0;}
.step-list{margin-top:18px;display:grid;gap:10px;}
.step-list li{position:relative;padding-left:24px;font-size:15px;color:var(--text);line-height:1.75;}
.step-list li::before{
  content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:3px;background:var(--lime);
}

/* ============ FAQ ============ */
.faq-wrap{max-width:780px;margin:0 auto;}
.faq-wrap .sec-head{text-align:left;margin-bottom:28px;}
.accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);}
.accordion-button{
  background:transparent;box-shadow:none;padding:22px 44px 22px 0;font-size:17.5px;font-weight:600;color:var(--ink);
  line-height:1.55;position:relative;border:0;
}
.accordion-button:not(.collapsed){color:var(--ink);box-shadow:none;}
.accordion-button:focus{box-shadow:none;border-color:transparent;}
.accordion-button::after{
  content:"+";background-image:none;font-size:22px;font-weight:400;color:var(--muted);
  position:absolute;right:6px;top:50%;transform:translateY(-50%) rotate(0deg);
  width:auto;height:auto;transition:transform .22s var(--ease),color .22s var(--ease);line-height:1;
}
.accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(180deg);color:var(--lime);}
.accordion-body{padding:0 44px 24px 0;font-size:15px;line-height:1.85;color:var(--text);max-width:62em;}
.accordion-body p:last-child{margin-bottom:0;}

/* ============ 结尾 CTA ============ */
.cta-band{position:relative;background:var(--dark);color:rgba(255,255,255,.72);padding:96px 0;overflow:hidden;text-align:center;}
.cta-band::after{
  content:"9游官网入口";position:absolute;right:-10px;top:50%;transform:translateY(-50%);
  font-size:120px;font-weight:900;color:#fff;opacity:.05;letter-spacing:-.03em;white-space:nowrap;pointer-events:none;
}
.cta-band .container{position:relative;z-index:1;}
.cta-band h2{color:#fff;font-size:36px;line-height:1.3;letter-spacing:-.02em;max-width:22ch;margin:0 auto;}
.cta-band p{margin:16px auto 32px;max-width:52ch;color:rgba(255,255,255,.72);font-size:16px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;}
.btn-outline-light-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 26px;border-radius:999px;
  background:transparent;border:1px solid rgba(255,255,255,.28);color:#fff;font-size:15px;font-weight:600;
  transition:border-color .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.btn-outline-light-brand:hover{border-color:var(--lime);color:var(--lime);}
.btn-cta-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 28px;border-radius:999px;
  background:var(--lime);color:var(--ink);border:1px solid var(--lime);font-size:15px;font-weight:700;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.btn-cta-main:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px);}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 32px;}
.foot-grid{display:grid;grid-template-columns:2.2fr 1fr 1fr 1fr;gap:44px;}
.foot-brand .brand-text{color:#fff;}
.foot-brand .brand-mark{background:rgba(255,255,255,.08);color:var(--lime);}
.foot-brand p{margin:18px 0 22px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:38ch;}
.foot-sub label{display:block;font-size:13px;font-weight:600;color:rgba(255,255,255,.55);margin-bottom:8px;}
.row-inline{display:flex;gap:10px;}
.row-inline input{
  flex:1;height:48px;border-radius:10px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);
  color:#fff;padding:0 14px;font-size:14px;outline:0;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.row-inline input::placeholder{color:rgba(255,255,255,.38);}
.row-inline input:focus{border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,240,74,.18);}
.row-inline .btn-lime{height:48px;padding:0 20px;font-size:14px;background:var(--lime);color:var(--ink);border-color:var(--lime);}
.row-inline .btn-lime:hover{background:#fff;border-color:#fff;}
.foot-col h4{font-size:13px;font-weight:700;color:rgba(255,255,255,.5);margin-bottom:16px;letter-spacing:.04em;}
.foot-col li{margin-bottom:6px;}
.foot-col a{display:inline-block;font-size:14px;line-height:32px;color:rgba(255,255,255,.72);transition:color .22s var(--ease),transform .22s var(--ease);}
.foot-col a:hover{color:var(--lime);transform:translateX(2px);}
.foot-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.48);
}
.foot-bottom a{color:rgba(255,255,255,.65);}
.foot-bottom a:hover{color:var(--lime);}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:32px;bottom:32px;z-index:1025;
  display:inline-flex;align-items:center;gap:10px;height:52px;padding:0 22px;border-radius:999px;
  background:var(--ink);color:#fff;font-size:15px;font-weight:600;box-shadow:var(--sh-2);
  opacity:0;transform:translateY(12px);pointer-events:none;
  transition:opacity .22s var(--ease),transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.float-cta.is-visible{opacity:1;transform:translateY(0);pointer-events:auto;}
.float-cta .fc-dot{width:8px;height:8px;border-radius:50%;background:var(--lime);}
.float-cta:hover{background:var(--lime);color:var(--ink);transform:translateY(-2px);}
.float-cta.is-dim{opacity:.25;}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .26s var(--ease),transform .26s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .command-search{width:210px;}
  .nav-main{gap:20px;}
  .nav-main a{font-size:15px;}
}
@media (max-width:991.98px){
  :root{--nav-h:60px;}
  .nav-main,.command-search,.icon-btn{display:none;}
  .header-inner{gap:14px;}
  .brand-text{font-size:17px;}
  .cat-hero{min-height:320px;}
  .cat-hero h1{font-size:40px;}
  .intro-grid{grid-template-columns:1fr;gap:28px;}
  .step-row{grid-template-columns:1fr;gap:28px;padding:40px 0;}
  .step-row.reverse .step-media{order:1;}
  .step-row.reverse .step-text{order:2;}
  .section{padding:76px 0;}
  .cta-band h2{font-size:28px;}
  .cta-band::after{font-size:72px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .foot-brand{grid-column:1 / -1;}
}
@media (max-width:575.98px){
  body{font-size:15px;}
  .section{padding:60px 0;}
  .section-sm{padding:48px 0;}
  .cat-hero{min-height:300px;}
  .cat-hero h1{font-size:32px;max-width:100%;}
  .cat-hero .hero-sub{font-size:14.5px;}
  .sec-head h2,.intro-grid h2{font-size:25px;}
  .cta-band h2{font-size:24px;}
  .intro-points{grid-template-columns:1fr;}
  .step-text h3{font-size:19px;}
  .accordion-button{font-size:16px;padding-right:36px;}
  .anchor-scroll{height:52px;}
  .cta-band{padding:64px 0;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .btn-cta-main,.btn-outline-light-brand{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;}
  .float-cta{
    left:16px;right:16px;bottom:calc(16px + env(safe-area-inset-bottom));justify-content:center;
    border-radius:999px;height:50px;
  }
}

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

/* roulang page: article */
:root{
  --ink:#14171A;
  --lime:#C7F04A;
  --jade:#0F7A6C;
  --paper:#F6F6F2;
  --card:#FFFFFF;
  --dark:#101314;
  --text:#33383C;
  --muted:#6B7176;
  --line:#E5E5DF;
  --warn:#E4572E;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --sh-1:0 1px 2px rgba(20,23,26,.04), 0 8px 24px -12px rgba(20,23,26,.10);
  --sh-2:0 12px 32px -14px rgba(20,23,26,.18);
  --ease:cubic-bezier(.4,0,.2,1);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;

  --bs-primary:#14171A;
  --bs-primary-rgb:20,23,26;
  --bs-body-bg:#F6F6F2;
  --bs-body-color:#33383C;
  --bs-border-color:#E5E5DF;
  --bs-link-color:#14171A;
  --bs-link-hover-color:#0F7A6C;
  --bs-focus-ring-color:rgba(199,240,74,.45);
  --bs-border-radius:10px;
  --bs-border-radius-sm:10px;
  --bs-border-radius-lg:16px;
  --bs-font-sans-serif:var(--font-sans);
  --bs-accordion-border-width:0;
  --bs-accordion-border-color:transparent;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-bg:transparent;
  --bs-accordion-active-bg:transparent;
  --bs-accordion-active-color:#14171A;
  --bs-accordion-body-padding-x:0;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:var(--ink)}
a:hover{color:var(--jade)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}

.container{
  width:100%;
  padding-right:20px;
  padding-left:20px;
  margin-right:auto;
  margin-left:auto;
}
@media (min-width:992px){.container{max-width:960px;padding-right:32px;padding-left:32px}}
@media (min-width:1200px){.container{max-width:1180px}}
@media (min-width:1400px){.container{max-width:1240px}}

/* ---------- 顶部公告条 ---------- */
.notice-bar{
  background:var(--ink);
  color:rgba(255,255,255,.82);
  font-size:13px;
  min-height:34px;
}
.notice-bar .container{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:34px;
  padding-top:6px;
  padding-bottom:6px;
}
.notice-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--lime);
  flex:0 0 auto;
}
.notice-text{flex:1 1 auto;line-height:1.5}
.notice-close{
  background:transparent;border:0;color:rgba(255,255,255,.6);
  width:26px;height:26px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:color .2s var(--ease),background .2s var(--ease);
}
.notice-close:hover{color:var(--lime);background:rgba(255,255,255,.08)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,246,242,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .24s var(--ease),background .24s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(246,246,242,.86);
  border-bottom-color:var(--line);
}
.header-inner{
  display:flex;align-items:center;gap:20px;
  height:72px;
  transition:height .24s var(--ease);
}
.site-header.is-scrolled .header-inner{height:64px}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:800;letter-spacing:-.01em;color:var(--ink);
  flex:0 0 auto;
}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:30px;height:30px;border-radius:9px;
  background:var(--ink);color:var(--lime);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;
}
.brand-text{font-size:17px;white-space:nowrap}

.nav-main{
  display:none;
  align-items:center;
  gap:26px;
  flex:1 1 auto;
}
.nav-main a{
  position:relative;
  font-size:15px;font-weight:500;color:var(--text);
  padding:6px 0;
  transition:color .2s var(--ease);
  white-space:nowrap;
}
.nav-main a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;
  height:2px;background:var(--lime);border-radius:2px;
  transition:right .24s var(--ease);
}
.nav-main a:hover{color:var(--ink)}
.nav-main a:hover::after{right:0}
.nav-main a.active{color:var(--ink);font-weight:600}
.nav-main a.active::after{right:0}
@media (min-width:992px){.nav-main{display:flex}}

.header-actions{
  display:flex;align-items:center;gap:10px;
  margin-left:auto;flex:0 0 auto;
}
.command-search{
  display:none;
  align-items:center;gap:8px;
  height:42px;padding:0 12px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:999px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.command-search i{font-size:15px;color:var(--muted)}
.command-search input{
  border:0;outline:none;background:transparent;
  font-size:14px;color:var(--text);
  width:150px;
}
.command-search input::placeholder{color:var(--muted)}
.command-search .kbd{
  font-size:11px;color:var(--muted);
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:6px;
  padding:1px 6px;
  line-height:1.5;
}
.command-search:focus-within{
  border-color:var(--lime);
  box-shadow:0 0 0 4px rgba(199,240,74,.22);
}
@media (min-width:1200px){.command-search{display:flex}}

.icon-btn{
  width:42px;height:42px;border-radius:50%;
  display:none;
  align-items:center;justify-content:center;
  border:1px solid var(--line);background:var(--card);
  color:var(--ink);font-size:16px;
  position:relative;
  transition:border-color .2s var(--ease),transform .2s var(--ease);
}
.icon-btn:hover{border-color:var(--ink);transform:translateY(-1px);color:var(--ink)}
.icon-btn::after{
  content:"";position:absolute;top:9px;right:10px;
  width:6px;height:6px;border-radius:50%;background:var(--lime);
}
@media (min-width:992px){.icon-btn{display:inline-flex}}

.btn-brand,
.btn-outline-brand,
.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;
  font-size:14px;font-weight:600;
  padding:0 20px;height:42px;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
  white-space:nowrap;
}
.btn-brand{background:var(--ink);color:#fff}
.btn-brand:hover{background:var(--lime);color:var(--ink);transform:translateY(-1px)}
.btn-lime{background:var(--lime);color:var(--ink)}
.btn-lime:hover{background:var(--ink);color:#fff}
.btn-outline-brand{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-outline-brand:hover{border-color:var(--ink);background:rgba(20,23,26,.04);color:var(--ink)}
.btn-lg-brand{height:52px;padding:0 28px;font-size:15px}

.menu-toggle{
  width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:var(--card);
  color:var(--ink);font-size:20px;
  display:inline-flex;align-items:center;justify-content:center;
}
@media (min-width:992px){.menu-toggle{display:none}}

/* offcanvas 移动导航 */
.mobile-nav{
  background:var(--paper);
  width:84vw;
  border-left:0;
}
.mobile-nav .offcanvas-header{
  padding:18px 20px;
  border-bottom:1px solid var(--line);
}
.mobile-nav .offcanvas-body{padding:12px 20px 32px}
.mobile-links a{
  display:flex;align-items:center;justify-content:space-between;
  height:56px;
  border-bottom:1px solid var(--line);
  font-size:16px;font-weight:500;color:var(--ink);
}
.mobile-links a i{color:var(--muted);font-size:14px}
.mobile-links a.active{color:var(--jade)}
.mobile-search{
  display:flex;align-items:center;gap:8px;
  height:46px;padding:0 14px;margin:18px 0;
  background:var(--card);border:1px solid var(--line);border-radius:999px;
}
.mobile-search input{border:0;outline:none;background:transparent;width:100%;font-size:14px}
.mobile-search i{color:var(--muted)}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);
  padding:26px 0 0;
}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--ink)}
.crumb .sep{color:#C9C9C2}
.crumb .current{color:#9A9A93;max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头部 ---------- */
.article-wrap{padding:24px 0 0}
.article-head{padding:12px 0 28px;border-bottom:1px solid var(--line)}
.article-head h1{
  font-size:32px;
  line-height:1.28;
  font-weight:800;
  letter-spacing:-.02em;
  max-width:22em;
}
@media (min-width:768px){.article-head h1{font-size:40px;line-height:1.22}}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:18px;
  font-size:13px;color:var(--muted);
}
.article-meta .dot{color:#C9C9C2}
.tag{
  display:inline-flex;align-items:center;
  background:rgba(199,240,74,.28);
  color:var(--ink);
  font-size:12px;font-weight:600;
  border-radius:999px;
  padding:3px 12px;
  line-height:1.6;
}
.tag:hover{background:var(--lime);color:var(--ink)}

/* ---------- 正文 ---------- */
.article-body{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  padding:24px;
  margin:32px 0 0;
  font-size:16px;
  line-height:1.9;
  color:var(--text);
  overflow-wrap:break-word;
  word-break:break-word;
}
@media (min-width:768px){.article-body{padding:48px}}
.article-body > * + *{margin-top:1.4em}
.article-body p{margin:0}
.article-body h2{
  position:relative;
  padding-left:16px;
  font-size:24px;
  font-weight:800;
  line-height:1.35;
  margin:2.4em 0 .9em;
}
@media (min-width:768px){.article-body h2{font-size:28px}}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.32em;
  width:4px;height:18px;border-radius:2px;background:var(--lime);
}
.article-body h3{
  font-size:19px;font-weight:600;line-height:1.5;
  margin:2em 0 .7em;
}
.article-body h4{font-size:16px;font-weight:600;margin:1.6em 0 .5em}
.article-body a{
  color:var(--ink);
  border-bottom:1px solid var(--lime);
  padding-bottom:1px;
  transition:border-color .2s var(--ease),border-width .2s var(--ease);
}
.article-body a:hover{border-bottom-width:2px;color:var(--ink)}
.article-body strong{color:var(--ink);font-weight:700}
.article-body blockquote{
  margin:1.6em 0;
  padding:20px;
  background:var(--paper);
  border-left:3px solid var(--lime);
  border-radius:0 12px 12px 0;
  color:#4A5055;
}
.article-body blockquote p{margin:0}
.article-body ul,
.article-body ol{padding-left:2px;margin:1.2em 0}
.article-body ul li{position:relative;padding-left:20px;margin:.5em 0}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;
  width:6px;height:6px;border-radius:2px;background:var(--lime);
}
.article-body ol{counter-reset:li}
.article-body ol li{position:relative;padding-left:30px;margin:.6em 0;counter-increment:li}
.article-body ol li::before{
  content:counter(li);
  position:absolute;left:0;top:.28em;
  width:20px;height:20px;border-radius:50%;
  background:var(--paper);
  color:var(--jade);
  font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
}
.article-body img{
  width:100%;
  border-radius:12px;
  border:1px solid var(--line);
  object-fit:cover;
  margin:1.6em 0 .6em;
  background:var(--paper);
}
.article-body figcaption{
  text-align:center;
  font-size:13px;
  color:var(--muted);
  margin-top:12px;
}
.article-body figure{margin:1.6em 0}
.article-table{overflow-x:auto;margin:1.6em 0;border:1px solid var(--line);border-radius:12px}
.article-body table{width:100%;border-collapse:collapse;font-size:15px}
.article-body th{
  background:var(--ink);
  color:#fff;
  font-weight:600;
  text-align:left;
  padding:12px 16px;
  white-space:nowrap;
}
.article-body td{padding:12px 16px;border-top:1px solid var(--line)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}

/* 空态 */
.empty-state{
  border:1px dashed #D3D3CB;
  border-radius:var(--r-md);
  padding:56px 24px;
  text-align:center;
  background:var(--paper);
}
.empty-state i{font-size:40px;color:#BDBDB4;display:block;margin-bottom:14px}
.empty-state p{font-size:14px;color:var(--muted);margin-bottom:18px}

/* ---------- 文末模块 ---------- */
.post-foot{padding:32px 0 0}
.post-tags{
  display:flex;flex-wrap:wrap;gap:10px;
  padding-bottom:28px;
  border-bottom:1px solid var(--line);
}
.next-cards{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
  padding:28px 0 0;
}
@media (min-width:768px){.next-cards{grid-template-columns:1fr 1fr}}
.next-card{
  display:flex;align-items:center;gap:16px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:18px 20px;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.next-card:hover{transform:translateY(-2px);border-color:rgba(199,240,74,.6);box-shadow:var(--sh-2);color:var(--ink)}
.next-card img{
  width:80px;height:60px;object-fit:cover;
  border-radius:10px;border:1px solid var(--line);flex:0 0 auto;
}
.next-card .nc-body{min-width:0}
.next-card .nc-label{font-size:12px;color:var(--jade);font-weight:600;display:block;margin-bottom:4px}
.next-card h3{font-size:16px;font-weight:700;line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.next-card .nc-sub{font-size:13px;color:var(--muted);margin-top:6px}
.post-return{
  display:flex;flex-wrap:wrap;gap:12px;
  padding:28px 0 0;
}

/* ---------- 结尾 CTA ---------- */
.cta-band{
  position:relative;
  margin-top:88px;
  background:var(--dark);
  color:#fff;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 64px);
  opacity:.5;
  pointer-events:none;
}
.cta-band .inner{
  position:relative;
  padding:72px 0;
  text-align:center;
}
.cta-band h2{
  color:#fff;
  font-size:28px;
  font-weight:800;
  line-height:1.3;
}
@media (min-width:768px){.cta-band h2{font-size:36px}}
.cta-band p{
  margin-top:14px;
  color:rgba(255,255,255,.72);
  font-size:15px;
  max-width:34em;
  margin-left:auto;margin-right:auto;
}
.cta-actions{
  display:flex;flex-wrap:wrap;justify-content:center;gap:14px;
  margin-top:30px;
}
.cta-band .btn-outline-brand{color:#fff;border-color:rgba(255,255,255,.24)}
.cta-band .btn-outline-brand:hover{color:var(--ink);background:var(--lime);border-color:var(--lime)}
.cta-watermark{
  position:absolute;right:-20px;bottom:-30px;
  font-size:120px;font-weight:900;letter-spacing:-.04em;
  color:rgba(255,255,255,.05);
  pointer-events:none;user-select:none;
  white-space:nowrap;
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.72);
  padding:72px 0 32px;
  border-top:1px solid rgba(255,255,255,.08);
}
.foot-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:40px;
}
@media (min-width:768px){.foot-grid{grid-template-columns:repeat(3,1fr)}}
@media (min-width:992px){.foot-grid{grid-template-columns:2fr 1fr 1fr 1fr;gap:32px}}
.site-footer .brand{color:#fff}
.site-footer .brand:hover{color:#fff}
.site-footer .brand-mark{background:var(--lime);color:var(--ink)}
.foot-brand p{
  margin-top:16px;
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.62);
  max-width:30em;
}
.foot-sub{margin-top:22px}
.foot-sub label{display:block;font-size:13px;font-weight:600;color:rgba(255,255,255,.72);margin-bottom:8px}
.row-inline{display:flex;gap:10px;flex-wrap:wrap}
.row-inline input{
  flex:1 1 160px;
  height:48px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.06);
  color:#fff;
  padding:0 14px;
  font-size:14px;
  outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.row-inline input::placeholder{color:rgba(255,255,255,.4)}
.row-inline input:focus{border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,240,74,.18)}
.row-inline .btn-lime{height:48px}
.foot-col h4{
  color:#fff;
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  margin-bottom:18px;
}
.foot-col ul li{margin-bottom:14px}
.foot-col ul li a{
  font-size:14px;
  color:rgba(255,255,255,.66);
  transition:color .2s var(--ease),transform .2s var(--ease);
  display:inline-block;
}
.foot-col ul li a:hover{color:var(--lime);transform:translateX(2px)}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:12px 24px;
  justify-content:space-between;
  margin-top:56px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;
  color:rgba(255,255,255,.5);
}
.foot-bottom a{color:rgba(255,255,255,.72)}
.foot-bottom a:hover{color:var(--lime)}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;
  right:20px;
  bottom:calc(20px + env(safe-area-inset-bottom));
  z-index:1020;
  display:inline-flex;align-items:center;gap:10px;
  height:52px;padding:0 22px;
  border-radius:999px;
  background:var(--ink);
  color:#fff;
  font-size:14px;font-weight:600;
  box-shadow:var(--sh-2);
  opacity:0;transform:translateY(12px);
  pointer-events:none;
  transition:opacity .24s var(--ease),transform .24s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.float-cta .fc-dot{width:8px;height:8px;border-radius:50%;background:var(--lime);flex:0 0 auto}
.float-cta.is-visible{opacity:1;transform:translateY(0);pointer-events:auto}
.float-cta:hover{background:var(--lime);color:var(--ink)}
.float-cta:hover .fc-dot{background:var(--ink)}
@media (max-width:575.98px){
  .float-cta{
    left:16px;right:16px;bottom:calc(14px + env(safe-area-inset-bottom));
    height:50px;padding:0 18px;border-radius:16px;justify-content:center;
  }
}

/* 入场动效 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

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

/* roulang page: category2 */
:root{
  --ink:#14171A;
  --lime:#C7F04A;
  --jade:#0F7A6C;
  --paper:#F6F6F2;
  --card:#FFFFFF;
  --dark:#101314;
  --text:#33383C;
  --muted:#6B7176;
  --line:#E5E5DF;
  --warn:#E4572E;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --sh-1:0 1px 2px rgba(20,23,26,.04),0 8px 24px -12px rgba(20,23,26,.10);
  --sh-2:0 12px 32px -14px rgba(20,23,26,.18);
  --ease:cubic-bezier(.4,0,.2,1);
  --nav-h:72px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-primary:#14171A;
  --bs-primary-rgb:20,23,26;
  --bs-body-bg:#F6F6F2;
  --bs-body-color:#33383C;
  --bs-border-color:#E5E5DF;
  --bs-link-color:#14171A;
  --bs-link-hover-color:#0F7A6C;
  --bs-focus-ring-color:rgba(199,240,74,.45);
  --bs-border-radius:16px;
  --bs-border-radius-sm:10px;
  --bs-border-radius-lg:24px;
  --bs-border-radius-xl:24px;
  --bs-font-sans-serif:var(--font-sans);
  --bs-accordion-border-width:0;
  --bs-accordion-border-radius:0;
  --bs-accordion-bg:transparent;
  --bs-accordion-btn-bg:transparent;
  --bs-accordion-active-bg:transparent;
  --bs-accordion-active-color:#14171A;
  --bs-accordion-btn-color:#14171A;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-btn-padding-x:0;
  --bs-accordion-body-padding-x:0;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:0;list-style:none}
button,input{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px}
.container{width:100%;max-width:100%;padding-left:20px;padding-right:20px;margin:0 auto}
@media (min-width:576px){.container{max-width:540px}}
@media (min-width:768px){.container{max-width:720px}}
@media (min-width:992px){.container{max-width:960px;padding-left:32px;padding-right:32px}}
@media (min-width:1200px){.container{max-width:1180px}}
@media (min-width:1400px){.container{max-width:1240px}}

/* 顶部公告条 */
.topbar{background:var(--ink);color:rgba(255,255,255,.82);font-size:13px;height:36px;display:flex;align-items:center}
.topbar .container{display:flex;align-items:center;gap:10px}
.topbar .dot{width:7px;height:7px;border-radius:50%;background:var(--lime);flex:0 0 auto}
.topbar-txt{flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar-close{color:rgba(255,255,255,.6);font-size:16px;line-height:1;padding:6px;border-radius:8px;transition:color .2s var(--ease),background .2s var(--ease)}
.topbar-close:hover{color:var(--lime);background:rgba(255,255,255,.06)}
.topbar[hidden]{display:none}

/* 头部与命令栏导航 */
.site-header{position:sticky;top:0;z-index:1040;background:rgba(246,246,242,.96);border-bottom:1px solid transparent;transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease)}
.site-header.is-stuck{background:rgba(246,246,242,.82);backdrop-filter:blur(12px);border-bottom-color:var(--line);box-shadow:0 1px 2px rgba(20,23,26,.04)}
.nav-inner{display:flex;align-items:center;gap:24px;height:var(--nav-h);transition:height .22s var(--ease)}
.site-header.is-stuck .nav-inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--ink);color:var(--lime);display:inline-flex;align-items:center;justify-content:center;font-size:16px}
.brand-text{font-weight:800;letter-spacing:-.01em;color:var(--ink);font-size:18px;white-space:nowrap}
.nav-main{display:none;align-items:center;gap:30px;margin-left:8px}
.nav-main a{position:relative;font-size:16px;font-weight:500;color:var(--text);padding:6px 0;transition:color .2s var(--ease)}
.nav-main a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease)}
.nav-main a:hover{color:var(--ink)}
.nav-main a:hover::after,.nav-main a.active::after{transform:scaleX(1)}
.nav-main a.active{color:var(--ink);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto}
.cmd-search{position:relative;display:none}
.cmd-search .inner{display:flex;align-items:center;gap:8px;height:42px;padding:0 10px 0 14px;background:#fff;border:1px solid var(--line);border-radius:999px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.cmd-search .inner:focus-within{border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,240,74,.22)}
.cmd-search i{font-size:15px;color:var(--muted)}
.cmd-search input{border:0;outline:0;background:transparent;width:180px;font-size:14px;color:var(--text)}
.cmd-search input::placeholder{color:var(--muted)}
.cmd-kbd{font-size:11px;color:var(--muted);background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:1px 6px;line-height:1.5}
.cmd-panel{position:absolute;top:calc(100% + 10px);left:0;width:280px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);padding:8px;display:none;z-index:20}
.cmd-panel.show{display:block}
.cmd-panel a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:10px;font-size:14px;color:var(--text);transition:background .18s var(--ease)}
.cmd-panel a:hover{background:var(--paper)}
.cmd-panel a span.tag{margin-left:auto;font-size:12px;color:var(--jade)}
.icon-btn{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);display:none;align-items:center;justify-content:center;font-size:16px;position:relative;transition:border-color .2s var(--ease),background .2s var(--ease)}
.icon-btn::after{content:"";position:absolute;top:9px;right:9px;width:6px;height:6px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 1px var(--ink)}
.icon-btn:hover{border-color:var(--ink)}
.burger{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;font-size:18px}
@media (min-width:992px){
  .nav-main{display:flex}
  .cmd-search{display:block}
  .icon-btn{display:inline-flex}
  .burger{display:none}
}
@media (min-width:992px) and (max-width:1199.98px){
  .nav-main{gap:20px}
  .nav-main a{font-size:15px}
  .cmd-search input{width:130px}
}

/* 按钮 */
.btn-brand,.btn-lime,.btn-outline-brand{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 28px;border-radius:999px;font-weight:600;font-size:15px;border:1px solid transparent;transition:background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease)}
.btn-lime{background:var(--lime);color:var(--ink)}
.btn-lime:hover{background:#b6e02f;color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-brand{background:var(--ink);color:#fff}
.btn-brand:hover{background:var(--lime);color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-outline-brand{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-outline-brand:hover{border-color:var(--ink);background:rgba(20,23,26,.04)}
.btn-outline-light-brand{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 28px;border-radius:999px;font-weight:600;font-size:15px;background:transparent;border:1px solid rgba(255,255,255,.28);color:#fff;transition:border-color .22s var(--ease),background .22s var(--ease),color .22s var(--ease)}
.btn-outline-light-brand:hover{border-color:var(--lime);color:var(--lime);background:rgba(255,255,255,.04)}
.btn-sm-cta{height:42px;padding:0 20px;font-size:14px}

/* 内页 hero */
.page-hero{position:relative;min-height:346px;display:flex;align-items:flex-end;color:#fff;background:var(--ink) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;padding:56px 0 42px}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,19,20,.58) 0%,rgba(16,19,20,.70) 100%)}
.page-hero .container{position:relative;z-index:1}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.68);margin-bottom:16px}
.crumb a{color:rgba(255,255,255,.82);transition:color .2s var(--ease)}
.crumb a:hover{color:var(--lime)}
.crumb .sep{opacity:.5}
.crumb .current{color:rgba(255,255,255,.6)}
.page-hero h1{font-size:clamp(32px,4.6vw,60px);font-weight:900;line-height:1.12;letter-spacing:-.02em;color:#fff;max-width:20ch}
.page-hero .lead{color:rgba(255,255,255,.78);font-size:16px;margin-top:16px;max-width:38em}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;background:rgba(199,240,74,.16);border:1px solid rgba(199,240,74,.4);color:var(--lime);font-size:12px;font-weight:600;border-radius:999px;padding:5px 14px;margin-bottom:18px}

/* 区块 */
.section{padding:96px 0;scroll-margin-top:96px}
.section.tight{padding:72px 0}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:44px}
.sec-head h2{font-size:clamp(24px,3vw,38px);font-weight:800;line-height:1.25;color:var(--ink);letter-spacing:-.01em}
.sec-head .sub{color:var(--muted);font-size:15px;margin-top:10px;max-width:62em}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--lime);padding-bottom:2px;transition:color .2s var(--ease)}
.link-more:hover{color:var(--jade)}

/* 分类简介：居中窄栏 */
.intro-narrow{max-width:760px;margin:0 auto;text-align:center}
.intro-narrow h2{font-size:clamp(24px,3vw,36px);font-weight:800;color:var(--ink);line-height:1.28;margin-bottom:26px}
.intro-narrow p{color:var(--text);font-size:16.5px;line-height:1.85;margin-bottom:18px}
.intro-narrow p:last-child{margin-bottom:0}
.intro-meta{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:30px}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;padding:7px 16px;border-radius:999px;background:rgba(199,240,74,.22);color:var(--ink)}
.pill.ghost{background:transparent;border:1px solid var(--line);color:var(--muted);font-weight:500}

/* 编号时间轴 */
.timeline{position:relative;padding-top:8px}
.timeline::before{content:"";position:absolute;left:31px;top:14px;bottom:14px;width:1px;background:var(--line)}
.tl-item{position:relative;display:flex;gap:26px;padding-bottom:38px}
.tl-item:last-child{padding-bottom:0}
.tl-num{flex:0 0 64px;width:64px;height:64px;border-radius:999px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:19px;font-weight:900;color:var(--muted);position:relative;z-index:1;transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease)}
.tl-item:hover .tl-num,.tl-item.is-current .tl-num{color:var(--ink);border-color:var(--lime);background:rgba(199,240,74,.2)}
.tl-body{padding-top:6px;max-width:66ch}
.tl-body h3{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:8px}
.tl-body p{color:var(--text);font-size:15.5px;line-height:1.8}
.tl-fig{margin-top:16px;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);max-width:420px}
.tl-fig img{width:100%;aspect-ratio:16/9;object-fit:cover}
.tl-fig figcaption{font-size:13px;color:var(--muted);text-align:center;padding:8px 12px}

/* 宽幅横条卡 */
.wide-card{display:grid;grid-template-columns:1fr;background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--sh-1);margin-bottom:28px;transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease)}
.wide-card:last-child{margin-bottom:0}
.wide-card:hover{transform:translateY(-2px);border-color:rgba(199,240,74,.6);box-shadow:var(--sh-2)}
.wide-media{position:relative;overflow:hidden;background:var(--paper)}
.wide-media img{width:100%;height:100%;min-height:220px;aspect-ratio:16/10;object-fit:cover;transition:transform .3s var(--ease)}
.wide-card:hover .wide-media img{transform:scale(1.03)}
.wide-body{padding:28px}
.wide-body h3{font-size:21px;font-weight:700;color:var(--ink);margin-bottom:14px}
.wide-body p{color:var(--text);font-size:15.5px;line-height:1.85;margin-bottom:14px}
.wide-tags{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 22px}
@media (min-width:992px){
  .wide-card{grid-template-columns:1fr 2fr;align-items:stretch;margin-bottom:32px}
  .wide-media img{min-height:100%;aspect-ratio:auto}
  .wide-body{padding:36px 40px}
}

/* FAQ */
.faq-wrap{max-width:760px;margin:0 auto}
.faq-acc .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent;border-radius:0}
.faq-acc .accordion-item:first-child{border-top:1px solid var(--line)}
.faq-acc .accordion-button{min-height:68px;padding:20px 0;background:transparent;color:var(--ink);font-size:17.5px;font-weight:600;line-height:1.5;box-shadow:none;border:0}
.faq-acc .accordion-button:not(.collapsed){color:var(--ink);background:transparent;box-shadow:none}
.faq-acc .accordion-button:focus{box-shadow:none;outline:none}
.faq-acc .accordion-button::after{display:none}
.faq-acc .accordion-button .sign{margin-left:auto;font-size:24px;line-height:1;color:var(--muted);transition:color .22s var(--ease);padding-left:18px}
.faq-acc .accordion-button:not(.collapsed) .sign{color:var(--lime)}
.faq-acc .accordion-body{padding:0 0 24px;font-size:15px;line-height:1.85;color:var(--text);max-width:62em}
.faq-acc .accordion-body h4{font-size:15px;font-weight:700;color:var(--ink);margin:16px 0 6px}

/* CTA 带 */
.cta-band{position:relative;background:var(--dark);color:#fff;padding:96px 0;overflow:hidden}
.cta-band::after{content:"9游官网入口";position:absolute;right:-40px;bottom:-30px;font-size:150px;font-weight:900;color:#fff;opacity:.05;letter-spacing:-.03em;pointer-events:none;white-space:nowrap}
.cta-inner{position:relative;z-index:1;max-width:760px;margin:0 auto;text-align:center}
.cta-inner h2{font-size:clamp(24px,3.2vw,38px);font-weight:800;line-height:1.3;color:#fff;margin-bottom:16px}
.cta-inner p{color:rgba(255,255,255,.72);font-size:16px;margin-bottom:32px}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}

/* 浮动 CTA */
.float-cta{position:fixed;right:32px;bottom:32px;z-index:1030;display:none;align-items:center;gap:10px;height:52px;padding:0 24px;border-radius:999px;background:var(--ink);color:#fff;font-size:15px;font-weight:600;box-shadow:var(--sh-2);opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .22s var(--ease),transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease)}
.float-cta .fc-dot{width:8px;height:8px;border-radius:50%;background:var(--lime);flex:0 0 auto}
.float-cta.is-in{opacity:1;transform:translateY(0);pointer-events:auto}
.float-cta.is-dim{opacity:.35}
.float-cta:hover{background:var(--lime);color:var(--ink);transform:translateY(-2px)}
.float-cta:hover .fc-dot{background:var(--ink)}
@media (min-width:992px){.float-cta{display:inline-flex}}
@media (max-width:991.98px){
  .float-cta{display:inline-flex;left:16px;right:16px;bottom:calc(16px + env(safe-area-inset-bottom));justify-content:center;height:50px}
}

/* 页脚 */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 32px}
.foot-grid{display:grid;grid-template-columns:1fr;gap:40px}
.foot-brand .brand-text{color:#fff}
.foot-brand .brand-mark{background:rgba(255,255,255,.08);color:var(--lime)}
.foot-brand p{font-size:14px;line-height:1.8;margin:18px 0 24px;max-width:36em}
.foot-sub label{display:block;font-size:14px;font-weight:600;color:#fff;margin-bottom:8px}
.row-inline{display:flex;gap:10px;flex-wrap:wrap}
.row-inline input{flex:1 1 180px;height:50px;padding:0 16px;border-radius:var(--r-sm);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);color:#fff;font-size:14px;outline:0;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.row-inline input::placeholder{color:rgba(255,255,255,.45)}
.row-inline input:focus{border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,240,74,.18)}
.row-inline .btn-lime{height:50px;padding:0 22px;font-size:14px}
.foot-col h4{font-size:13px;font-weight:700;color:rgba(255,255,255,.5);letter-spacing:.06em;margin-bottom:16px}
.foot-col ul li a{display:inline-block;font-size:14px;line-height:2.2;color:rgba(255,255,255,.72);transition:color .2s var(--ease),transform .2s var(--ease)}
.foot-col ul li a:hover{color:var(--lime);transform:translateX(2px)}
.foot-bottom{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;align-items:center;margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);font-size:13px;color:rgba(255,255,255,.5)}
.foot-bottom a{color:rgba(255,255,255,.68)}
.foot-bottom a:hover{color:var(--lime)}
@media (min-width:768px){
  .foot-grid{grid-template-columns:repeat(3,1fr)}
  .foot-brand{grid-column:span 3}
}
@media (min-width:992px){
  .foot-grid{grid-template-columns:2fr 1fr 1fr 1fr;gap:48px}
  .foot-brand{grid-column:span 1}
}

/* offcanvas 移动导航 */
.offcanvas.offcanvas-end{width:84vw;max-width:360px;background:var(--paper);border-left:1px solid var(--line)}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.offcanvas-body{padding:16px 20px 28px}
.oc-nav a{display:block;line-height:56px;font-size:16px;font-weight:500;color:var(--text);border-bottom:1px solid var(--line);transition:color .2s var(--ease),padding-left .2s var(--ease)}
.oc-nav a:hover{color:var(--ink);padding-left:4px}
.oc-nav a.active{color:var(--ink);font-weight:700;border-bottom-color:var(--lime)}
.oc-search{display:flex;align-items:center;gap:8px;height:48px;padding:0 14px;background:#fff;border:1px solid var(--line);border-radius:999px;margin:20px 0}
.oc-search input{border:0;outline:0;flex:1;background:transparent;font-size:14px}
.oc-cta{width:100%;margin-top:8px}

/* 入场动效 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
  .wide-card:hover,.btn-lime:hover,.btn-brand:hover,.float-cta:hover{transform:none}
  .wide-card:hover .wide-media img{transform:none}
}
@media (max-width:575.98px){
  .section{padding:60px 0}
  .cta-band{padding:64px 0}
  .cta-band::after{font-size:84px}
  .tl-item{gap:16px}
  .tl-num{flex:0 0 48px;width:48px;height:48px;font-size:16px}
  .timeline::before{left:23px}
  .page-hero{min-height:300px;padding:44px 0 34px}
  .btn-lime,.btn-brand,.btn-outline-brand,.btn-outline-light-brand{width:100%;padding:0 20px}
  .cta-actions{flex-direction:column}
}