/* roulang page: index */
:root{
  --ink:#0E1A16;
  --ink-2:#16261F;
  --neon:#22E39A;
  --neon-soft:rgba(34,227,154,.12);
  --gold:#E8C36A;
  --bg:#F7F8F6;
  --bg-2:#EDF1EE;
  --white:#FFFFFF;
  --text:#17241F;
  --muted:#5D6B65;
  --muted-2:#8A9791;
  --line:rgba(14,26,22,.08);
  --line-2:rgba(14,26,22,.14);
  --radius:14px;
  --radius-lg:20px;
  --radius-btn:10px;
  --shadow:0 1px 2px rgba(14,26,22,.05),0 12px 32px rgba(14,26,22,.08);
  --shadow-hover:0 4px 8px rgba(14,26,22,.08),0 20px 48px rgba(34,227,154,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
  --font-cn:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Inter","DIN Alternate","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;background:var(--bg);color:var(--text);
  font-family:var(--font-cn);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease);}
a:hover{color:var(--neon);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--neon);outline-offset:3px;border-radius:4px;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.01em;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;
  border:1px solid transparent;transition:all .22s var(--ease);white-space:nowrap;line-height:1.4;
}
.btn i{font-size:13px;transition:transform .22s var(--ease);}
.btn-primary{background:var(--neon);color:#062018;border-color:var(--neon);}
.btn-primary:hover{background:#F7F8F6;color:var(--ink);border-color:#F7F8F6;transform:translateY(-2px);box-shadow:0 10px 26px rgba(34,227,154,.28);}
.btn-primary:hover i{transform:translateX(3px);}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line-2);}
.btn-ghost:hover{background:var(--neon-soft);color:var(--text);border-color:var(--neon);transform:translateY(-2px);}
.btn-dark{background:var(--ink);color:#EAF2EE;border-color:var(--ink);}
.btn-dark:hover{background:var(--neon);color:#062018;border-color:var(--neon);transform:translateY(-2px);}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--muted);}
.btn-link i{font-size:12px;transition:transform .22s var(--ease);}
.btn-link:hover{color:var(--neon);}
.btn-link:hover i{transform:translateX(4px);}
.btn:disabled,.btn.disabled{opacity:.45;pointer-events:none;}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.04em;line-height:1.6;
}
.badge-neon{background:transparent;color:#12855C;border:1px solid rgba(34,227,154,.55);}
.badge-gold{background:var(--gold);color:#3A2C08;border:1px solid var(--gold);}
.badge-dark{background:rgba(14,26,22,.86);color:#BEEBD6;border:1px solid rgba(34,227,154,.3);}
.badge-soft{background:var(--bg-2);color:var(--muted);border:1px solid var(--line);}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:200;width:100%;
  background:transparent;
  --fg:var(--text);--fg-soft:var(--muted);--hair:transparent;
  border-bottom:1px solid var(--hair);
  transition:background-color .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.is-stuck{
  background:rgba(14,26,22,.94);
  --fg:#EAF2EE;--fg-soft:#A6B7B0;--hair:rgba(34,227,154,.18);
  box-shadow:0 8px 28px rgba(14,26,22,.18);
}
.nav-top{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 0;transition:padding .22s var(--ease);}
.is-stuck .nav-top{padding:10px 0;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--neon);color:#062018;
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;flex-shrink:0;
}
.brand-text{font-size:18px;font-weight:700;color:var(--fg);letter-spacing:-.01em;line-height:1.2;transition:color .25s var(--ease);}
.brand:hover .brand-text{color:var(--neon);}
.nav-tools{display:flex;align-items:center;gap:18px;min-width:0;}
.nav-hot{font-size:13px;color:var(--fg-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:330px;transition:color .25s var(--ease);}
.nav-hot b{color:var(--neon);font-weight:600;}
.nav-search{display:flex;align-items:center;background:rgba(14,26,22,.05);border:1px solid var(--line);border-radius:999px;padding:4px 6px 4px 16px;transition:all .22s var(--ease);}
.is-stuck .nav-search{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);}
.nav-search input{background:transparent;border:0;outline:none;width:172px;font-size:14px;color:var(--fg);padding:6px 0;}
.nav-search input::placeholder{color:var(--fg-soft);}
.nav-search button{width:30px;height:30px;border-radius:50%;background:var(--ink);color:#BEEBD6;display:flex;align-items:center;justify-content:center;font-size:12px;transition:all .22s var(--ease);}
.is-stuck .nav-search button{background:var(--neon);color:#062018;}
.nav-search button:hover{background:var(--neon);color:#062018;}
.nav-search:focus-within{border-color:var(--neon);box-shadow:0 0 0 3px rgba(34,227,154,.16);}
.search-icon{display:none;width:36px;height:36px;border-radius:10px;border:1px solid var(--line-2);color:var(--fg);align-items:center;justify-content:center;font-size:14px;transition:all .22s var(--ease);}
.is-stuck .search-icon{border-color:rgba(255,255,255,.2);}
.search-icon:hover{border-color:var(--neon);color:var(--neon);}
.nav-channels{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 0 14px;overflow:hidden;transition:max-height .25s var(--ease),opacity .2s var(--ease),padding .25s var(--ease);max-height:70px;opacity:1;}
.is-stuck .nav-channels{max-height:0;opacity:0;padding:0;pointer-events:none;}
.chan-list{display:flex;align-items:center;gap:28px;flex-shrink:0;}
.chan{position:relative;font-size:15px;font-weight:600;color:var(--fg);padding:6px 0;transition:color .2s var(--ease);}
.chan::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--neon);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);}
.chan:hover{color:var(--neon);}
.chan:hover::after{transform:scaleX(1);}
.chan.is-active{color:var(--neon);}
.chan.is-active::after{transform:scaleX(1);}
.trend-line{font-size:13px;color:var(--fg-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:52%;transition:color .25s var(--ease);}
.trend-line span{color:var(--neon);font-weight:600;margin-right:6px;}
.burger{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line-2);color:var(--fg);align-items:center;justify-content:center;font-size:15px;transition:all .22s var(--ease);}
.is-stuck .burger{border-color:rgba(255,255,255,.2);}
.burger:hover{border-color:var(--neon);color:var(--neon);}

/* ============ 抽屉 ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(14,26,22,.5);opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s;z-index:300;}
.drawer-mask.show{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:308px;max-width:86vw;background:var(--ink);color:#EAF2EE;
  z-index:310;transform:translateX(100%);transition:transform .28s var(--ease);
  padding:24px;overflow-y:auto;display:flex;flex-direction:column;gap:22px;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-head span{font-size:15px;font-weight:700;color:#EAF2EE;}
.drawer-close{width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.2);color:#EAF2EE;display:flex;align-items:center;justify-content:center;font-size:14px;}
.drawer-close:hover{border-color:var(--neon);color:var(--neon);}
.drawer-search{display:flex;align-items:center;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:10px;padding:9px 14px;gap:8px;}
.drawer-search input{flex:1;background:transparent;border:0;outline:none;color:#EAF2EE;font-size:14px;}
.drawer-search input::placeholder{color:#8A9A94;}
.drawer-search i{color:var(--neon);font-size:13px;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;}
.drawer-nav a{padding:13px 12px;border-radius:10px;font-size:15px;font-weight:600;color:#D5E2DC;border-bottom:1px solid rgba(255,255,255,.06);transition:all .2s var(--ease);}
.drawer-nav a:hover,.drawer-nav a.is-active{background:rgba(34,227,154,.12);color:var(--neon);}
.drawer-hot{font-size:13px;color:#9DB0A9;line-height:2;}
.drawer-hot strong{display:block;color:#EAF2EE;font-size:14px;margin-bottom:8px;}
.drawer-hot a{display:inline-block;padding:3px 12px;border:1px solid rgba(255,255,255,.14);border-radius:999px;margin:0 6px 8px 0;font-size:12.5px;color:#C9D8D2;}
.drawer-hot a:hover{border-color:var(--neon);color:var(--neon);}
.drawer-cta{margin-top:auto;}

/* ============ 倒计时条 ============ */
.countdown-bar{background:var(--ink);color:#EAF2EE;border-bottom:1px solid rgba(34,227,154,.16);}
.cd-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:56px;padding-top:8px;padding-bottom:8px;}
.cd-left{display:flex;align-items:center;gap:12px;min-width:0;}
.cd-badge{background:var(--gold);color:#3A2C08;font-size:12px;font-weight:700;padding:3px 10px;border-radius:999px;letter-spacing:.04em;flex-shrink:0;}
.cd-title{font-size:14.5px;color:#D8E5DF;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.cd-right{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.cd-label{font-size:12.5px;color:#98A8A2;}
.cd-clock{display:flex;align-items:center;gap:6px;}
.cd-num{
  display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:36px;
  border:1px solid rgba(232,195,106,.5);border-radius:8px;color:var(--gold);
  font-family:var(--font-num);font-size:18px;font-weight:600;font-variant-numeric:tabular-nums;
}
.cd-sep{color:rgba(232,195,106,.7);font-size:16px;}

/* ============ Hero ============ */
.hero{position:relative;padding:80px 0 72px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(760px 420px at 88% 8%,rgba(34,227,154,.10),transparent 62%),
             radial-gradient(600px 340px at 4% 92%,rgba(232,195,106,.10),transparent 60%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#12855C;background:var(--neon-soft);border:1px solid rgba(34,227,154,.3);padding:5px 14px;border-radius:999px;letter-spacing:.02em;}
.eyebrow i{font-size:11px;}
.hero h1{font-size:clamp(30px,3.6vw,50px);line-height:1.22;font-weight:700;letter-spacing:-.02em;margin:22px 0 0;color:var(--ink);}
.hero h1 .hl{color:#0F9C6A;border-bottom:3px solid var(--neon);padding-bottom:2px;}
.hero-sub{font-size:18px;line-height:1.85;color:var(--muted);margin-top:20px;max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px 26px;margin-top:30px;padding-top:24px;border-top:1px solid var(--line);}
.hero-meta li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);}
.hero-meta i{color:var(--neon);font-size:13px;}
.hero-visual{position:relative;}
.hero-visual img{border-radius:var(--radius-lg);width:100%;aspect-ratio:4/3;object-fit:cover;box-shadow:var(--shadow);}
.hero-visual::after{
  content:"";position:absolute;inset:0;border-radius:var(--radius-lg);
  background-image:linear-gradient(rgba(14,26,22,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(14,26,22,.06) 1px,transparent 1px);
  background-size:34px 34px;pointer-events:none;
}
.float-badge{
  position:absolute;left:-14px;bottom:26px;background:var(--white);border:1px solid var(--line);
  border-radius:999px;padding:9px 18px;display:flex;align-items:center;gap:9px;
  font-size:13px;font-weight:600;color:var(--ink);box-shadow:var(--shadow);
}
.float-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--neon);box-shadow:0 0 0 4px rgba(34,227,154,.2);}

/* ============ 数据条 ============ */
.stats{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:40px 0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;box-shadow:var(--shadow);transition:all .22s var(--ease);}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.stat-k{font-family:var(--font-num);font-size:22px;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
.stat-k span{font-size:13px;font-weight:600;color:#0F9C6A;margin-left:6px;}
.stat-t{font-size:14px;font-weight:600;color:var(--text);margin-top:8px;}
.stat-d{font-size:13px;color:var(--muted);margin-top:4px;line-height:1.7;}

/* ============ 板块通用 ============ */
.section{padding:96px 0;}
.section.alt{background:var(--bg-2);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap;}
.sec-head small{display:block;font-size:13px;font-weight:600;letter-spacing:.1em;color:#0F9C6A;text-transform:uppercase;margin-bottom:12px;}
.sec-head h2{font-size:clamp(24px,2.4vw,32px);font-weight:700;letter-spacing:-.02em;color:var(--ink);line-height:1.35;}
.sec-head p{font-size:15px;color:var(--muted);margin-top:12px;max-width:640px;}

/* ============ 卖点：左标签列 + 右内容行 ============ */
.features-list{border-top:1px solid var(--line);}
.feature-row{
  display:grid;grid-template-columns:112px 1fr 300px;gap:32px;align-items:center;
  padding:28px 24px;border-bottom:1px solid var(--line);transition:background-color .22s var(--ease);
}
.feature-row:nth-child(odd){background:var(--white);}
.feature-row:nth-child(even){background:var(--bg);}
.feature-row:hover{background:var(--white);box-shadow:inset 3px 0 0 var(--neon);}
.feat-index{font-family:var(--font-num);font-size:38px;font-weight:700;color:rgba(14,26,22,.12);line-height:1;}
.feature-row h3{font-size:20px;font-weight:600;color:var(--ink);line-height:1.5;}
.feature-row .feat-desc{font-size:14.5px;color:var(--muted);margin-top:8px;line-height:1.8;}
.feature-tag{justify-self:end;}

/* ============ 图墙 ============ */
.gallery{display:grid;grid-template-columns:repeat(12,1fr);gap:22px;}
.g-item{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--ink);box-shadow:var(--shadow);transition:all .22s var(--ease);min-height:230px;}
.g-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease),filter .3s var(--ease);}
.g-item:hover img{transform:scale(1.03);filter:brightness(.86);}
.g-item::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(14,26,22,.85) 8%,rgba(14,26,22,.15) 58%,transparent);}
.g-cap{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#EAF2EE;}
.g-cap .badge{margin-bottom:10px;}
.g-cap h3{font-size:16px;font-weight:600;line-height:1.5;color:#fff;}
.g-cap p{font-size:13px;color:#B9C8C2;margin-top:4px;}
.g-a{grid-column:span 7;}
.g-b{grid-column:span 5;}
.g-c{grid-column:span 5;}
.g-d{grid-column:span 7;}
.g-e{grid-column:span 5;min-height:200px;}
.g-note{
  grid-column:span 7;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:32px;display:flex;flex-direction:column;justify-content:center;gap:14px;box-shadow:var(--shadow);
}
.g-note h3{font-size:20px;font-weight:600;color:var(--ink);}
.g-note p{font-size:14.5px;color:var(--muted);line-height:1.85;}

/* ============ CTA / 表单 ============ */
.cta-band{background:var(--ink);border-radius:var(--radius-lg);padding:52px;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;position:relative;overflow:hidden;}
.cta-band::before{content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(34,227,154,.18),transparent 68%);}
.cta-band h2{font-size:clamp(22px,2.2vw,30px);font-weight:700;color:#F1F7F4;line-height:1.4;letter-spacing:-.01em;}
.cta-band p{font-size:15px;color:#A9BAB3;margin-top:14px;line-height:1.85;max-width:520px;}
.cta-form{display:flex;gap:16px;margin-top:30px;flex-wrap:wrap;align-items:flex-end;}
.field{flex:1;min-width:220px;}
.field label{display:block;font-size:12.5px;color:#8FA39B;margin-bottom:6px;letter-spacing:.02em;}
.field input{
  width:100%;background:transparent;border:0;border-bottom:1px solid rgba(255,255,255,.26);
  padding:10px 2px;color:#F1F7F4;font-size:15px;outline:none;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field input::placeholder{color:#74877F;}
.field input:focus{border-bottom-color:var(--neon);box-shadow:0 2px 0 -1px var(--neon);}
.cta-aside{position:relative;z-index:1;display:flex;flex-direction:column;gap:14px;}
.mini-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:18px 20px;backdrop-filter:blur(2px);}
.mini-card h4{font-size:13px;font-weight:600;color:#8FA39B;letter-spacing:.04em;margin-bottom:10px;}
.mini-card ul li{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14px;color:#DCE8E3;padding:7px 0;border-bottom:1px dashed rgba(255,255,255,.1);}
.mini-card ul li:last-child{border-bottom:0;}
.mini-card ul li span{font-family:var(--font-num);font-size:12.5px;color:var(--neon);}
.cta-tip{font-size:12.5px;color:#74877F;margin-top:14px;}

/* ============ 最新信息（CMS） ============ */
.news-layout{display:grid;grid-template-columns:2fr 1fr;gap:24px;align-items:start;}
.news-main-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all .22s var(--ease);height:100%;display:flex;flex-direction:column;}
.news-main-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.news-main-card .thumb{display:block;aspect-ratio:16/9;overflow:hidden;}
.news-main-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.news-main-card:hover .thumb img{transform:scale(1.03);}
.news-main-card .body{padding:26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.news-main-card h3{font-size:21px;font-weight:600;color:var(--ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-main-card p{font-size:14.5px;color:var(--muted);line-height:1.85;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-side{display:flex;flex-direction:column;gap:18px;}
.news-mini{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);transition:all .22s var(--ease);flex:1;display:flex;flex-direction:column;gap:10px;}
.news-mini:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.news-mini h3{font-size:16px;font-weight:600;color:var(--ink);line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-mini p{font-size:13.5px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:12.5px;color:var(--muted-2);margin-top:auto;}
.news-list{margin-top:24px;border-top:1px solid var(--line);}
.news-row{display:grid;grid-template-columns:64px 1fr 150px;gap:20px;align-items:center;padding:20px 20px;border-bottom:1px solid var(--line);background:var(--white);transition:background-color .22s var(--ease);}
.news-row:hover{background:var(--bg);}
.news-row .idx{font-family:var(--font-num);font-size:17px;font-weight:700;color:rgba(14,26,22,.2);}
.news-row h3{font-size:16px;font-weight:600;color:var(--ink);line-height:1.55;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.news-row .sub{font-size:13.5px;color:var(--muted);margin-top:5px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.news-row .side{justify-self:end;text-align:right;font-size:12.5px;color:var(--muted-2);}
.news-empty{
  background:var(--white);border:1px dashed var(--line-2);border-radius:var(--radius);
  padding:64px 24px;text-align:center;color:var(--muted);
}
.news-empty i{font-size:30px;color:rgba(14,26,22,.18);display:block;margin-bottom:16px;}
.news-empty p{font-size:15px;margin-bottom:18px;}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start;}
.faq-aside h2{font-size:clamp(24px,2.4vw,32px);font-weight:700;color:var(--ink);line-height:1.35;letter-spacing:-.02em;}
.faq-aside p{font-size:15px;color:var(--muted);margin-top:16px;line-height:1.9;}
.faq-aside .badge{margin-top:22px;}
.faq-item{position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;overflow:hidden;transition:all .22s var(--ease);}
.faq-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--neon);opacity:0;transition:opacity .2s var(--ease);}
.faq-item[open]{border-color:rgba(34,227,154,.4);box-shadow:var(--shadow);}
.faq-item[open]::before{opacity:1;}
.faq-item summary{list-style:none;cursor:pointer;padding:19px 24px;font-size:17px;font-weight:600;color:var(--ink);display:flex;align-items:center;justify-content:space-between;gap:16px;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--muted-2);transition:transform .2s var(--ease),color .2s var(--ease);}
.faq-item[open] summary::after{content:"\f068";color:var(--neon);}
.faq-item summary:hover::after{color:var(--neon);}
.faq-answer{padding:0 24px 22px;font-size:14.8px;color:var(--muted);line-height:1.9;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#C9D3CE;padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:44px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-brand .brand-text{color:#EAF2EE;font-size:17px;}
.site-footer p{font-size:14px;line-height:1.9;color:#9DB0A9;}
.footer-col h4{font-size:14px;font-weight:700;color:#EAF2EE;margin-bottom:18px;letter-spacing:.02em;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:#9DB0A9;}
.footer-col a:hover{color:var(--neon);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:24px 0 32px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;color:#7E908A;}
.footer-bottom .dot-sep{margin:0 8px;opacity:.5;}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(12px);animation:riseIn .6s var(--ease) forwards;}
.reveal.d1{animation-delay:.06s;}
.reveal.d2{animation-delay:.12s;}
.reveal.d3{animation-delay:.18s;}
@keyframes riseIn{to{opacity:1;transform:translateY(0);}}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .nav-hot{max-width:200px;}
  .feature-row{grid-template-columns:90px 1fr 240px;gap:24px;}
  .cta-band{padding:44px;gap:36px;}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .nav-hot{display:none;}
  .trend-line{max-width:44%;}
  .burger{display:flex;}
  .hero{padding:64px 0 56px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-sub{max-width:none;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .feature-row{grid-template-columns:64px 1fr;gap:18px;padding:24px 18px;}
  .feature-tag{justify-self:start;grid-column:2;}
  .g-a,.g-b,.g-c,.g-d,.g-e,.g-note{grid-column:span 6;}
  .news-layout{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:40px 32px;}
  .faq-wrap{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .nav-search{display:none;}
  .search-icon{display:flex;}
  .trend-line{display:none;}
  .nav-channels{padding-bottom:10px;}
  .chan-list{gap:20px;overflow-x:auto;scrollbar-width:none;}
  .chan-list::-webkit-scrollbar{display:none;}
  .chan{font-size:14px;white-space:nowrap;}
  .cd-inner{flex-direction:column;align-items:flex-start;gap:10px;padding:12px 0;}
  .cd-title{white-space:normal;font-size:13.5px;}
  .cd-num{min-width:34px;height:32px;font-size:20px;}
  .section{padding:56px 0;}
  .stats-grid{grid-template-columns:1fr;}
  .hero h1{font-size:29px;}
  .hero-sub{font-size:16px;}
  .btn{padding:12px 20px;font-size:14.5px;}
  .g-a,.g-b,.g-c,.g-d,.g-e,.g-note{grid-column:span 12;}
  .g-item{min-height:210px;}
  .news-row{grid-template-columns:1fr;gap:8px;}
  .news-row .idx{display:none;}
  .news-row .side{justify-self:start;text-align:left;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .cta-band{padding:32px 22px;}
  .sec-head{margin-bottom:30px;}
}
@media (max-width:520px){
  .brand-text{font-size:15.5px;}
  .hero h1{font-size:26px;}
  .float-badge{left:0;bottom:14px;font-size:12px;padding:7px 14px;}
  .cta-form{flex-direction:column;align-items:stretch;}
  .field{min-width:0;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}

/* roulang page: category1 */
:root{
  --ink:#0E1A16;
  --ink-soft:#16241F;
  --ink-line:rgba(34,227,154,.18);
  --green:#22E39A;
  --green-deep:#12B87A;
  --gold:#E8C36A;
  --bg:#F7F8F6;
  --bg-2:#EDF1EE;
  --card:#FFFFFF;
  --text:#16241F;
  --muted:#6B7B74;
  --line:rgba(14,26,22,.08);
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-card:0 1px 2px rgba(14,26,22,.05), 0 12px 32px rgba(14,26,22,.08);
  --sh-hover:0 4px 8px rgba(14,26,22,.08), 0 20px 48px rgba(34,227,154,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color 200ms var(--ease);}
a:hover{color:var(--green-deep);}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;color:var(--ink);line-height:1.35;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:4px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;letter-spacing:.01em;
  transition:all 220ms var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--green);color:var(--ink);border:1px solid var(--green);}
.btn-primary:hover{background:transparent;color:var(--green);border-color:var(--green);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid rgba(14,26,22,.22);}
.btn-ghost:hover{background:rgba(34,227,154,.12);border-color:var(--green);transform:translateY(-2px);color:var(--ink);}
.btn-dark{background:var(--ink);color:#fff;border:1px solid var(--ink);}
.btn-dark:hover{background:var(--green);color:var(--ink);border-color:var(--green);transform:translateY(-2px);}
.btn-light{background:transparent;color:#E7EFEA;border:1px solid rgba(231,239,234,.32);}
.btn-light:hover{background:rgba(34,227,154,.16);border-color:var(--green);color:#fff;transform:translateY(-2px);}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--green-deep);font-weight:600;font-size:15px;}
.btn-link i{transition:transform 200ms var(--ease);}
.btn-link:hover i{transform:translateX(5px);}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.04em;
}
.badge-line{background:transparent;border:1px solid var(--green);color:var(--green-deep);}
.badge-gold{background:var(--gold);color:var(--ink);}
.badge-soft{background:rgba(34,227,154,.12);color:var(--green-deep);border:1px solid transparent;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(14,26,22,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(34,227,154,.10);
  transition:background 200ms var(--ease),border-color 200ms var(--ease);
}
.site-header.is-stuck{background:rgba(14,26,22,.97);border-bottom-color:var(--ink-line);box-shadow:0 8px 28px rgba(14,26,22,.24);}
.nav-top{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 0 14px;transition:padding 200ms var(--ease);}
.site-header.is-stuck .nav-top{padding:10px 0 8px;}
.brand{display:inline-flex;align-items:center;gap:12px;}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:linear-gradient(140deg,var(--green),#0FA76E);
  color:var(--ink);font-weight:800;font-size:19px;
  display:flex;align-items:center;justify-content:center;
}
.brand-text{color:#fff;font-size:18px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.nav-tools{display:flex;align-items:center;gap:18px;}
.nav-hot{color:#9FB2AA;font-size:13px;font-weight:500;white-space:nowrap;}
.nav-hot b{color:var(--green);font-weight:600;}
.nav-search{display:flex;align-items:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-pill);padding:4px 6px 4px 16px;transition:border-color 200ms var(--ease),background 200ms var(--ease);}
.nav-search:focus-within{border-color:var(--green);background:rgba(34,227,154,.08);}
.nav-search input{background:none;border:0;outline:none;color:#fff;font-size:14px;width:190px;}
.nav-search input::placeholder{color:#7E918A;}
.nav-search button{width:32px;height:32px;border-radius:50%;color:var(--ink);background:var(--green);font-size:13px;display:flex;align-items:center;justify-content:center;transition:transform 200ms var(--ease);}
.nav-search button:hover{transform:scale(1.06);}
.search-icon{display:none;width:40px;height:40px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.16);color:#DCE7E2;font-size:15px;align-items:center;justify-content:center;}
.burger{display:none;width:40px;height:40px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.16);color:#DCE7E2;font-size:16px;align-items:center;justify-content:center;}
.nav-channels{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid rgba(255,255,255,.07);padding:0 0 2px;}
.chan-list{display:flex;align-items:center;gap:30px;overflow-x:auto;}
.chan{
  position:relative;display:inline-block;
  padding:14px 0;color:#B8C7C0;font-size:15px;font-weight:600;white-space:nowrap;
  transition:color 200ms var(--ease);
}
.chan:hover{color:var(--green);}
.chan.is-active{color:#fff;}
.chan.is-active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--green);border-radius:2px;}
.trend-line{color:#7E918A;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.trend-line span{display:inline-block;margin-right:8px;color:var(--ink);background:var(--green);border-radius:var(--r-pill);padding:1px 10px;font-weight:700;font-size:11.5px;}

/* ============ 抽屉 ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(14,26,22,.55);opacity:0;visibility:hidden;transition:opacity 220ms var(--ease),visibility 220ms var(--ease);z-index:200;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,360px);
  background:var(--ink);z-index:210;padding:26px 24px;
  transform:translateX(102%);transition:transform 260ms var(--ease);
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-close{position:absolute;top:18px;right:18px;width:38px;height:38px;border-radius:50%;border:1px solid rgba(255,255,255,.22);color:#E7EFEA;font-size:16px;display:flex;align-items:center;justify-content:center;}
.drawer-brand{display:flex;align-items:center;gap:11px;margin-bottom:26px;}
.drawer h5{color:#7E918A;font-size:12px;font-weight:700;letter-spacing:.12em;margin:24px 0 10px;}
.drawer nav a{display:block;padding:12px 0;color:#D7E2DC;font-size:16px;font-weight:600;border-bottom:1px solid rgba(255,255,255,.07);}
.drawer nav a.is-active{color:var(--green);}
.drawer-hot{color:#9FB2AA;font-size:13.5px;line-height:2;}
.drawer-search{display:flex;margin-top:14px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-btn);overflow:hidden;}
.drawer-search input{flex:1;background:none;border:0;outline:none;color:#fff;padding:12px 14px;font-size:14px;}
.drawer-search button{background:var(--green);color:var(--ink);padding:0 16px;font-size:14px;}

/* ============ 面包屑 ============ */
.crumbs{background:var(--bg-2);border-bottom:1px solid var(--line);}
.crumbs .container{display:flex;align-items:center;gap:10px;padding-top:13px;padding-bottom:13px;font-size:13px;color:var(--muted);}
.crumbs a{color:var(--muted);font-weight:500;}
.crumbs a:hover{color:var(--green-deep);}
.crumbs .sep{color:rgba(14,26,22,.25);}
.crumbs .now{color:var(--text);font-weight:600;}

/* ============ 分类页横幅 ============ */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--ink);color:#E7EFEA;
  padding:80px 0 88px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(34,227,154,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(34,227,154,.07) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(120% 90% at 12% 0%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(120% 90% at 12% 0%,#000 20%,transparent 78%);
  pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,227,154,.22),transparent 68%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.page-hero h1{color:#fff;font-size:clamp(30px,4vw,48px);line-height:1.22;}
.page-hero h1 em{font-style:normal;color:var(--green);}
.page-hero .lead{color:#B8C7C0;font-size:17.5px;line-height:1.85;margin:20px 0 30px;max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.hero-media{position:relative;border-radius:20px;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.4);}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,26,22,.05),rgba(14,26,22,.55));}
.hero-float{
  position:absolute;left:18px;bottom:18px;z-index:3;
  background:rgba(14,26,22,.86);border:1px solid var(--ink-line);
  border-radius:var(--r-pill);padding:7px 16px;display:flex;align-items:center;gap:9px;
  color:#E7EFEA;font-size:13px;font-weight:600;backdrop-filter:blur(6px);
}
.hero-float span.dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(34,227,154,.18);}

/* ============ 数据条 ============ */
.stat-strip{background:var(--bg-2);border-bottom:1px solid var(--line);}
.stat-strip .container{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-top:30px;padding-bottom:30px;}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px 22px;box-shadow:0 1px 2px rgba(14,26,22,.04);}
.stat .num{font-family:"Inter","DIN Alternate",system-ui,sans-serif;font-size:26px;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
.stat .num small{font-size:14px;font-weight:600;color:var(--muted);margin-left:4px;}
.stat .lbl{font-size:13.5px;color:var(--muted);font-weight:500;margin-top:4px;}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section.alt{background:var(--bg-2);}
.section-head{margin-bottom:44px;max-width:760px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--green-deep);margin-bottom:14px;text-transform:uppercase;}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--green);border-radius:2px;}
.section-head h2{font-size:clamp(24px,2.6vw,32px);}
.section-head p{color:var(--muted);font-size:16.5px;margin-top:14px;}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* ============ 双列图文卡片流 ============ */
.flow-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.flow-card{
  display:flex;gap:20px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-card);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),border-color 220ms var(--ease);
}
.flow-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(34,227,154,.4);}
.flow-thumb{flex:0 0 148px;border-radius:11px;overflow:hidden;position:relative;background:var(--bg-2);}
.flow-thumb img{width:100%;height:100%;min-height:132px;object-fit:cover;transition:transform 320ms var(--ease);}
.flow-card:hover .flow-thumb img{transform:scale(1.05);}
.flow-body{flex:1;min-width:0;}
.flow-body h3{font-size:19px;font-weight:600;margin-bottom:8px;}
.flow-body p{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:12px;}
.flow-index{font-family:"Inter",system-ui,sans-serif;font-size:12.5px;font-weight:700;color:var(--green-deep);letter-spacing:.1em;}

/* ============ 流程步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:26px 22px;box-shadow:var(--sh-card);transition:transform 220ms var(--ease),box-shadow 220ms var(--ease);}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.step .no{font-family:"Inter",system-ui,sans-serif;font-size:34px;font-weight:700;color:rgba(14,26,22,.10);line-height:1;margin-bottom:14px;}
.step h3{font-size:18px;font-weight:600;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--muted);margin:0;line-height:1.8;}
.step::after{content:"";position:absolute;left:22px;bottom:0;width:38px;height:3px;background:var(--green);border-radius:3px 3px 0 0;}

/* ============ 适配清单 ============ */
.spec-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start;}
.spec-media{border-radius:18px;overflow:hidden;box-shadow:var(--sh-card);border:1px solid var(--line);}
.spec-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.spec-list{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-card);}
.spec-item{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 24px;border-bottom:1px solid var(--line);transition:background 200ms var(--ease);}
.spec-item:last-child{border-bottom:0;}
.spec-item:hover{background:var(--bg);}
.spec-item .k{display:flex;flex-direction:column;gap:2px;}
.spec-item .k strong{font-size:16px;font-weight:600;color:var(--ink);}
.spec-item .k span{font-size:13.5px;color:var(--muted);}
.spec-item .v{font-size:14.5px;font-weight:600;color:var(--ink);text-align:right;}

/* ============ 提示卡 ============ */
.notice{
  display:flex;gap:18px;align-items:flex-start;
  background:rgba(34,227,154,.08);border:1px solid rgba(34,227,154,.28);
  border-radius:var(--r-card);padding:24px 26px;margin-top:36px;
}
.notice i{color:var(--green-deep);font-size:20px;margin-top:3px;}
.notice h4{font-size:17px;margin-bottom:6px;}
.notice p{margin:0;color:var(--muted);font-size:15px;}

/* ============ FAQ ============ */
.faq{max-width:900px;margin:0 auto;}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:14px;overflow:hidden;transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);}
.faq-item.is-open{border-color:rgba(34,227,154,.45);box-shadow:var(--sh-card);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--ink);text-align:left;
  position:relative;transition:color 200ms var(--ease);
}
.faq-q:hover{color:var(--green-deep);}
.faq-item.is-open .faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;background:var(--green);border-radius:0 3px 3px 0;}
.faq-q i{color:var(--green-deep);font-size:14px;transition:transform 220ms var(--ease);}
.faq-item.is-open .faq-q i{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms var(--ease);}
.faq-a .inner{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.85;}

/* ============ CTA 带 ============ */
.cta-band{background:var(--ink);position:relative;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(34,227,154,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(34,227,154,.06) 1px,transparent 1px);
  background-size:40px 40px;pointer-events:none;
}
.cta-band .container{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;padding-top:52px;padding-bottom:52px;}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,29px);}
.cta-band p{color:#A9BBB3;margin:10px 0 0;font-size:15.5px;max-width:620px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#C9D3CE;padding:72px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px;}
.footer-brand .brand-mark{width:34px;height:34px;flex:0 0 34px;font-size:17px;border-radius:10px;}
.footer-brand .brand-text{color:#fff;font-size:17px;font-weight:700;}
.site-footer p{font-size:14.5px;line-height:1.85;color:#9FB2AA;max-width:380px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{color:#A9BBB3;font-size:14.5px;}
.footer-col ul li a:hover{color:var(--green);}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.09);
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:#7E918A;
}
.dot-sep{margin:0 8px;color:rgba(255,255,255,.24);}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);}
.reveal.is-in{opacity:1;transform:none;transition:opacity .55s var(--ease),transform .55s var(--ease);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .nav-hot{display:none;}
  .nav-search input{width:150px;}
  .stat-strip .container{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  .nav-channels{display:none;}
  .nav-search{display:none;}
  .search-icon,.burger{display:flex;}
  .burger{margin-left:2px;}
  .page-hero{padding:60px 0 66px;}
  .page-hero .container{grid-template-columns:1fr;gap:36px;}
  .section{padding:68px 0;}
  .flow-grid{grid-template-columns:1fr;}
  .spec-wrap{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .brand-text{font-size:16px;white-space:normal;}
  .nav-top{padding:14px 0 12px;}
  .trend-line{display:none;}
  .crumbs .container{font-size:12.5px;}
  .page-hero{padding:48px 0 54px;}
  .page-hero .lead{font-size:16px;}
  .hero-actions .btn{width:100%;justify-content:center;}
  .stat-strip .container{grid-template-columns:1fr;padding-top:22px;padding-bottom:22px;}
  .steps{grid-template-columns:1fr;}
  .section{padding:56px 0;}
  .flow-card{flex-direction:column;}
  .flow-thumb{flex:none;width:100%;}
  .flow-thumb img{min-height:170px;aspect-ratio:16/9;}
  .spec-item{flex-direction:column;align-items:flex-start;gap:6px;}
  .spec-item .v{text-align:left;}
  .cta-band .container{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: article */
:root{
  --ink:#0E1A16;
  --ink-2:#16241F;
  --green:#22E39A;
  --green-deep:#0F9C6B;
  --green-dim:rgba(34,227,154,.12);
  --gold:#E8C36A;
  --paper:#F7F8F6;
  --paper-2:#EDF1EE;
  --white:#FFFFFF;
  --text:#16241F;
  --muted:#5C6B64;
  --muted-2:#8A968F;
  --line:rgba(14,26,22,.08);
  --line-strong:rgba(14,26,22,.16);
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-card:0 1px 2px rgba(14,26,22,.05),0 12px 32px rgba(14,26,22,.08);
  --sh-hover:0 4px 8px rgba(14,26,22,.08),0 20px 48px rgba(34,227,154,.16);
  --container:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Inter","DIN Alternate","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font-family:inherit;font-size:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(14,26,22,.95);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(34,227,154,.14);
  transition:box-shadow .2s var(--ease),background .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 12px 34px rgba(14,26,22,.28)}
.nav-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:18px 0;
  transition:padding .2s var(--ease);
}
.site-header.is-scrolled .nav-top{padding:10px 0}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{
  width:34px;height:34px;flex:none;
  border-radius:10px;
  background:linear-gradient(135deg,#22E39A,#12a56d);
  color:#0E1A16;
  font-weight:800;
  font-size:16px;
  display:grid;place-items:center;
}
.brand-text{color:#fff;font-weight:700;font-size:17px;letter-spacing:.01em;white-space:nowrap}
.nav-tools{display:flex;align-items:center;gap:16px;min-width:0}
.nav-hot{color:#8FA79C;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:340px}
.nav-hot b{color:var(--green);font-weight:600}
.nav-search{
  display:flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-pill);
  padding:4px 4px 4px 16px;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.nav-search:focus-within{border-color:var(--green);background:rgba(34,227,154,.08)}
.nav-search input{
  background:transparent;border:0;outline:none;
  color:#fff;width:196px;font-size:13px;padding:6px 0;
}
.nav-search input::placeholder{color:#7E8F87}
.nav-search button{
  width:32px;height:32px;flex:none;
  border:0;border-radius:50%;
  background:var(--green);color:#0E1A16;
  display:grid;place-items:center;
  transition:transform .2s var(--ease),background .2s var(--ease);
}
.nav-search button:hover{transform:translateY(-1px);background:#5AF0B6}
.search-icon,.burger{
  width:40px;height:40px;flex:none;
  border:1px solid rgba(255,255,255,.18);
  border-radius:10px;
  background:transparent;color:#fff;
  display:none;place-items:center;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.search-icon:hover,.burger:hover{border-color:var(--green);color:var(--green)}
.nav-channels{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  border-top:1px solid rgba(255,255,255,.07);
  padding:6px 0 10px;
}
.chan-list{display:flex;align-items:center;gap:4px;min-width:0}
.chan{
  position:relative;
  color:#C9D3CE;
  font-size:14px;
  padding:9px 14px;
  border-radius:8px;
  white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.chan:hover{color:var(--green);background:rgba(34,227,154,.10)}
.chan.is-active{color:#fff;font-weight:600}
.chan.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;
  height:2px;border-radius:2px;background:var(--green);
}
.trend-line{
  color:#7E8F87;font-size:12.5px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  max-width:520px;
}
.trend-line span{
  color:var(--gold);
  border:1px solid rgba(232,195,106,.42);
  border-radius:var(--r-pill);
  padding:2px 9px;margin-right:10px;font-size:11px;letter-spacing:.04em;
}

/* 抽屉 */
.drawer{
  position:fixed;top:0;right:0;height:100%;
  width:320px;max-width:86vw;
  background:#0E1A16;
  z-index:90;padding:24px;
  overflow-y:auto;
  transform:translateX(102%);
  transition:transform .3s var(--ease);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-title{color:#fff;font-weight:700;font-size:16px}
.drawer-close{
  width:36px;height:36px;border:0;background:transparent;
  color:#C9D3CE;font-size:18px;
  display:grid;place-items:center;
  transition:color .2s var(--ease)
}
.drawer-close:hover{color:var(--green)}
.drawer-nav a{
  display:block;color:#C9D3CE;font-size:15px;
  padding:13px 12px;border-radius:10px;
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:color .2s var(--ease),background .2s var(--ease),padding-left .2s var(--ease);
}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--green);background:rgba(34,227,154,.08);padding-left:18px}
.drawer-hot{margin:22px 0 16px;color:#7E8F87;font-size:13px;line-height:1.9}
.drawer-hot b{color:var(--gold);font-weight:600;display:block;margin-bottom:6px}
.drawer-search{display:flex;gap:8px;border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:8px}
.drawer-search input{flex:1;background:transparent;border:0;outline:none;color:#fff;font-size:14px}
.drawer-search button{border:0;background:transparent;color:var(--green)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,26,22,.55);
  opacity:0;visibility:hidden;z-index:80;transition:opacity .25s var(--ease),visibility .25s var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;
  gap:2px;font-size:13px;color:var(--muted);
  padding:20px 0 0;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--green-deep)}
.breadcrumb .sep{margin:0 8px;color:#C2CCC6}
.breadcrumb .current{color:var(--muted-2);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ 文章头部 ============ */
.article-hero{
  padding:26px 0 40px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#FFFFFF 0%,var(--paper) 100%);
}
.kicker{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.badge{
  display:inline-flex;align-items:center;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  padding:5px 13px;border-radius:var(--r-pill);
  border:1px solid rgba(34,227,154,.5);
  background:transparent;color:var(--green-deep);
}
.badge-gold{
  border-color:transparent;
  background:var(--gold);color:#3A2C08;
}
.article-hero h1{
  font-size:clamp(27px,3.3vw,43px);
  line-height:1.36;
  max-width:940px;
  letter-spacing:-.02em;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:12px 26px;
  margin-top:20px;color:var(--muted);font-size:13.5px;
}
.meta-item{display:inline-flex;align-items:center;gap:8px}
.meta-item i{color:var(--green)}

/* ============ 布局 ============ */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:48px;
  padding:48px 0 0;
  align-items:start;
}
.article-main{min-width:0}
.article-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  padding:40px 42px 46px;
}
.entry-content{
  max-width:760px;
  font-size:17px;
  line-height:1.9;
  color:#22322C;
}
.entry-content p{margin:0 0 1.35em}
.entry-content h2{
  font-size:26px;line-height:1.45;
  margin:2.1em 0 .75em;
  padding-left:14px;
  border-left:4px solid var(--green);
}
.entry-content h3{font-size:20px;line-height:1.5;margin:1.8em 0 .65em}
.entry-content h4{font-size:17px;margin:1.6em 0 .6em}
.entry-content ul,.entry-content ol{padding-left:1.35em;margin:0 0 1.35em}
.entry-content ul li{list-style:disc;margin-bottom:.5em}
.entry-content ol li{list-style:decimal;margin-bottom:.5em}
.entry-content blockquote{
  margin:1.7em 0;
  padding:18px 24px;
  border-left:4px solid var(--green);
  background:#F1FAF6;
  border-radius:0 12px 12px 0;
  color:#26443A;
}
.entry-content img{border-radius:12px;margin:1.5em auto}
.entry-content figure{margin:1.6em 0}
.entry-content figcaption{font-size:13px;color:var(--muted-2);text-align:center;margin-top:10px}
.entry-content table{width:100%;border-collapse:collapse;margin:1.7em 0;font-size:15px}
.entry-content th,.entry-content td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line)}
.entry-content thead th{color:var(--muted);font-size:13.5px;font-weight:600;letter-spacing:.03em;border-bottom:1px solid var(--line-strong)}
.entry-content code{background:var(--paper-2);border-radius:6px;padding:2px 7px;font-size:.92em}
.entry-content pre{background:var(--paper-2);border-radius:12px;padding:18px 20px;overflow-x:auto;margin:1.6em 0}
.entry-content pre code{background:transparent;padding:0}
.entry-content hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}
.entry-content a{color:var(--green-deep);text-decoration:underline;text-underline-offset:3px}
.entry-content a:hover{color:#0b7a53}

.empty-state{text-align:center;padding:48px 20px 54px;max-width:760px}
.empty-state i{font-size:36px;color:var(--muted-2)}
.empty-state p{margin:16px 0 24px;color:var(--muted);font-size:16px}

/* ============ 侧栏 ============ */
.article-side{min-width:0}
.side-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  padding:22px 22px 24px;
  margin-bottom:20px;
}
.side-card h3{
  display:flex;align-items:center;gap:9px;
  font-size:16px;margin-bottom:16px;
}
.side-card h3::before{content:"";width:3px;height:15px;border-radius:2px;background:var(--green)}
.side-card p{font-size:14px;color:var(--muted);line-height:1.85}
.side-card .side-cta{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:16px;font-size:14px;color:var(--green-deep);font-weight:600;
}
.side-card .side-cta:hover{gap:12px}
.side-list li{padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list a{display:block;color:#26362F;line-height:1.65}
.side-list a:hover{color:var(--green-deep)}
.side-date{
  display:block;margin-top:5px;
  font-family:var(--font-num);font-size:12px;color:var(--muted-2);
}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px}
.tag{
  font-size:12.5px;padding:5px 13px;
  border-radius:var(--r-pill);
  border:1px solid rgba(34,227,154,.45);
  color:var(--green-deep);
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.tag:hover{background:var(--green);border-color:var(--green);color:#0E1A16}

/* ============ 相关推荐 ============ */
.related{margin-top:56px}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:22px;
}
.section-head h2{font-size:24px;letter-spacing:-.02em}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;color:var(--green-deep);font-weight:600;white-space:nowrap;
}
.link-more i{transition:transform .2s var(--ease)}
.link-more:hover i{transform:translateX(4px)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.card{
  display:flex;flex-direction:column;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-card);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.card-media{aspect-ratio:16/9;overflow:hidden;background:var(--paper-2)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
.card:hover .card-media img{transform:scale(1.04)}
.card-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:17px;font-weight:600;line-height:1.55;margin-bottom:8px}
.card-body p{font-size:14px;color:var(--muted);line-height:1.75;margin-bottom:14px}
.card-meta{
  margin-top:auto;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12.5px;color:var(--muted-2);font-family:var(--font-num);
}
.card-tag{
  font-family:var(--font-cn);
  font-size:12px;padding:3px 10px;border-radius:var(--r-pill);
  border:1px solid rgba(34,227,154,.45);color:var(--green-deep);
}

/* ============ 按钮 ============ */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 30px;
  border:1px solid var(--green);
  border-radius:var(--r-btn);
  background:var(--green);
  color:#0E1A16;
  font-size:15px;font-weight:600;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.btn-primary:hover{background:transparent;color:var(--green);transform:translateY(-2px)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 26px;
  border:1px solid var(--line-strong);
  border-radius:var(--r-btn);
  background:transparent;
  color:#16241F;
  font-size:14.5px;font-weight:500;
  transition:border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease);
}
.btn-ghost:hover{border-color:var(--green);background:var(--green-dim)}
.btn-ghost:hover i{transform:translateX(-3px)}
.btn-ghost i{transition:transform .22s var(--ease)}
.back-row{display:flex;justify-content:center;margin-top:46px}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  background:var(--ink);
  border-radius:18px;
  padding:46px 48px;
  margin:72px 0 88px;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;
  width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,227,154,.24),transparent 68%);
  pointer-events:none;
}
.cta-band h2{color:#fff;font-size:26px;line-height:1.4;margin-bottom:10px}
.cta-band p{color:#A9BAB2;font-size:15px;max-width:620px}
.cta-band .cta-actions{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#C9D3CE}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1fr;
  gap:36px;
  padding:64px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;margin-bottom:14px}
.site-footer p{font-size:14px;line-height:1.9;color:#93A59C;max-width:360px}
.footer-col h4{color:#fff;font-size:14.5px;font-weight:600;margin-bottom:16px;letter-spacing:.02em}
.footer-col li{margin-bottom:10px}
.footer-col a{color:#C9D3CE;font-size:14px}
.footer-col a:hover{color:var(--green)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.09);
  padding:20px 0 26px;
  font-size:13px;color:#7E8F87;
}
.dot-sep{margin:0 8px;color:#3C4C45}

/* ============ 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){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .nav-hot{max-width:220px}
  .trend-line{max-width:380px}
  .article-layout{grid-template-columns:minmax(0,1fr) 290px;gap:34px}
}
@media (max-width:991px){
  .nav-hot,.nav-search,.trend-line{display:none}
  .search-icon,.burger{display:grid}
  .chan-list{overflow-x:auto;flex-wrap:nowrap;scrollbar-width:none;-ms-overflow-style:none;padding-bottom:4px}
  .chan-list::-webkit-scrollbar{display:none}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:34px}
  .article-side{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:start}
  .article-side .side-card{margin-bottom:0}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .brand-text{font-size:15px}
  .article-hero{padding:18px 0 30px}
  .article-card{padding:24px 20px 30px}
  .entry-content{font-size:16.5px}
  .entry-content h2{font-size:22px}
  .article-side{grid-template-columns:minmax(0,1fr)}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .cta-band{padding:32px 24px;border-radius:14px;margin:56px 0 64px}
  .cta-band h2{font-size:21px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:48px 0 32px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:520px){
  .article-hero h1{font-size:24px}
  .breadcrumb .current{max-width:200px}
  .btn-primary,.btn-ghost{width:100%;justify-content:center}
  .cta-band .cta-actions{width:100%}
}

/* roulang page: category2 */
:root{
  --ink:#0E1A16;
  --ink-2:#14241E;
  --green:#22E39A;
  --green-deep:#0B8F60;
  --green-soft:rgba(34,227,154,.12);
  --gold:#E8C36A;
  --bg:#F7F8F6;
  --bg-2:#EDF1EE;
  --white:#ffffff;
  --text:#16221D;
  --muted:#5D6B65;
  --line:rgba(14,26,22,.08);
  --r-card:14px;
  --r-btn:10px;
  --shadow-s:0 1px 2px rgba(14,26,22,.05), 0 12px 32px rgba(14,26,22,.08);
  --shadow-h:0 4px 8px rgba(14,26,22,.08), 0 20px 48px rgba(34,227,154,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
  --tr:220ms cubic-bezier(.2,.7,.3,1);
  --mono:"DIN Alternate","Inter","SFMono-Regular",ui-monospace,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--tr),background-color var(--tr),border-color var(--tr);}
a:hover{color:var(--green-deep);}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.32;letter-spacing:-.01em;}
p{margin:0;}
figure{margin:0;}
:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.sec{padding:92px 0;}
.sec--tint{background:var(--bg-2);}
.sec--tight{padding:72px 0;}
.anim{transition:opacity 520ms var(--ease),transform 520ms var(--ease);}
.js .anim{opacity:0;transform:translateY(12px);}
.js .anim.is-in{opacity:1;transform:none;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--ink);
  border-bottom:1px solid rgba(34,227,154,.14);
  transition:background var(--tr),box-shadow var(--tr);
}
.site-header.is-scrolled{
  background:rgba(14,26,22,.94);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  box-shadow:0 12px 34px rgba(4,12,9,.34);
}
.nav-top{display:flex;align-items:center;justify-content:space-between;gap:24px;height:80px;transition:height var(--tr);}
.site-header.is-scrolled .nav-top{height:64px;}
.brand{display:inline-flex;align-items:center;gap:12px;color:#fff;flex:0 0 auto;}
.brand:hover{color:#fff;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--green),#0FB377);
  color:#062018;font-weight:800;font-size:19px;line-height:1;
  box-shadow:0 8px 22px rgba(34,227,154,.3);
}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.nav-tools{display:flex;align-items:center;gap:18px;min-width:0;}
.nav-hot{font-size:13px;color:#93A69E;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.nav-hot b{color:var(--green);font-weight:600;}
.nav-search{
  display:flex;align-items:center;
  height:40px;min-width:268px;padding:0 6px 0 16px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  border-radius:999px;
  transition:border-color var(--tr),box-shadow var(--tr),background var(--tr);
}
.nav-search:focus-within{border-color:rgba(34,227,154,.6);box-shadow:0 0 0 3px rgba(34,227,154,.14);background:rgba(255,255,255,.09);}
.nav-search input{
  flex:1;min-width:0;height:38px;border:0;background:none;outline:none;
  color:#EBF3EF;font-size:14px;
}
.nav-search input::placeholder{color:#7E8F88;}
.nav-search button{
  width:32px;height:32px;border-radius:50%;
  display:grid;place-items:center;font-size:12px;
  background:var(--green);color:#062018;
  transition:transform var(--tr),background var(--tr);flex:0 0 auto;
}
.nav-search button:hover{background:#fff;transform:translateY(-1px);}
.search-icon,.burger{
  display:none;width:40px;height:40px;border-radius:10px;
  align-items:center;justify-content:center;
  color:#D7E2DC;border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.05);
  transition:color var(--tr),border-color var(--tr);
}
.search-icon:hover,.burger:hover{color:var(--green);border-color:rgba(34,227,154,.5);}
.nav-channels{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:52px;border-top:1px solid rgba(255,255,255,.07);
}
.chan-list{display:flex;align-items:center;gap:2px;overflow-x:auto;scrollbar-width:none;}
.chan-list::-webkit-scrollbar{display:none;}
.chan{
  position:relative;height:52px;padding:0 15px;
  display:inline-flex;align-items:center;
  font-size:15px;color:#B9C7C1;white-space:nowrap;
}
.chan::after{
  content:"";position:absolute;left:15px;right:15px;bottom:0;height:2px;
  border-radius:2px;background:transparent;transition:background var(--tr);
}
.chan:hover{color:var(--green);}
.chan:hover::after{background:rgba(34,227,154,.5);}
.chan.is-active{color:#fff;font-weight:600;}
.chan.is-active::after{background:var(--green);}
.trend-line{
  display:flex;align-items:center;gap:10px;
  font-size:13px;color:#8FA29A;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.trend-line span{
  flex:0 0 auto;font-size:11px;letter-spacing:.14em;
  color:var(--green);border:1px solid rgba(34,227,154,.4);
  border-radius:999px;padding:2px 9px;
}

/* ============ 抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;z-index:80;
  background:rgba(6,14,11,.6);
  opacity:0;pointer-events:none;transition:opacity 260ms var(--ease);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:90;
  width:min(86vw,360px);
  background:var(--ink);
  transform:translateX(102%);
  transition:transform 300ms var(--ease);
  padding:22px 22px 40px;
  display:flex;flex-direction:column;gap:20px;
  overflow-y:auto;
}
.drawer.is-open{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.drawer-close{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  color:#C6D3CD;border:1px solid rgba(255,255,255,.14);
  transition:color var(--tr),border-color var(--tr);
}
.drawer-close:hover{color:var(--green);border-color:rgba(34,227,154,.5);}
.drawer nav{display:flex;flex-direction:column;}
.drawer nav a{
  padding:15px 2px;font-size:16px;color:#D7E2DC;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.drawer nav a:hover{color:var(--green);}
.drawer nav a.is-active{color:var(--green);font-weight:600;}
.drawer-search{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:10px;padding:4px 4px 4px 14px;
}
.drawer-search input{flex:1;min-width:0;height:40px;background:none;border:0;outline:none;color:#EDF3F0;font-size:14px;}
.drawer-search button{
  width:38px;height:38px;border-radius:8px;background:var(--green);color:#062018;
  display:grid;place-items:center;font-size:13px;
}
.drawer-note{font-size:13px;color:#8B9A94;line-height:1.8;}

/* ============ 页面首屏 ============ */
.page-hero{position:relative;background:var(--ink);color:#fff;padding:60px 0 76px;overflow:hidden;}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.26;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(96deg,rgba(14,26,22,.96) 0%,rgba(14,26,22,.78) 52%,rgba(14,26,22,.94) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.crumb{display:flex;align-items:center;gap:9px;font-size:13px;color:#8FA29A;margin-bottom:22px;flex-wrap:wrap;}
.crumb a{color:#8FA29A;}
.crumb a:hover{color:var(--green);}
.crumb .sep{opacity:.5;}
.crumb .now{color:#D6E2DC;}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  border-radius:999px;padding:6px 15px;
  font-size:12px;letter-spacing:.08em;font-weight:600;
  color:var(--green);background:rgba(34,227,154,.09);
  border:1px solid rgba(34,227,154,.46);
}
.hero-head{display:grid;grid-template-columns:1.04fr .96fr;gap:56px;align-items:end;}
.hero-title{font-size:clamp(30px,4vw,46px);line-height:1.26;letter-spacing:-.02em;margin-top:20px;}
.hero-title em{font-style:normal;color:var(--green);}
.hero-sub{margin-top:18px;font-size:16.5px;color:#AFC0B9;max-width:560px;}
.hero-summary{color:#B8C6C0;font-size:15.5px;}
.hero-summary p + p{margin-top:14px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.fact{
  display:flex;align-items:baseline;gap:9px;
  padding:10px 15px;border-radius:10px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.11);
  font-size:13px;color:#C6D3CD;
}
.fact b{font-family:var(--mono);font-size:17px;color:var(--green);letter-spacing:.01em;}

/* ============ 板块标题 ============ */
.sec-head{max-width:780px;margin-bottom:42px;}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12px;font-weight:700;letter-spacing:.18em;
  color:var(--green-deep);text-transform:uppercase;
}
.sec-head .eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--green);}
.sec-head h2{font-size:clamp(23px,2.6vw,32px);margin-top:14px;}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16px;}

/* ============ 时间线 ============ */
.tl{position:relative;padding-left:42px;margin-top:8px;}
.tl::before{
  content:"";position:absolute;left:9px;top:14px;bottom:14px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--green),rgba(34,227,154,.05));
}
.tl-item{position:relative;margin-bottom:26px;}
.tl-item:last-child{margin-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-39px;top:30px;
  width:14px;height:14px;border-radius:50%;
  background:var(--white);border:2px solid var(--green);
  box-shadow:0 0 0 4px rgba(34,227,154,.12);
}
.tl-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 28px;
  box-shadow:var(--shadow-s);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h);border-color:rgba(34,227,154,.35);}
.tl-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted);}
.tl-ver{font-family:var(--mono);font-weight:700;font-size:15px;color:var(--ink);letter-spacing:.02em;}
.tl-card h3{font-size:20px;margin:13px 0 10px;}
.tl-card > p{color:var(--muted);font-size:15.5px;}
.tl-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;}
.tl-points li{
  font-size:13.5px;color:#3C4A44;
  background:var(--bg-2);border-radius:8px;padding:6px 13px;
}
.badge{
  display:inline-flex;align-items:center;
  border-radius:999px;font-size:12px;font-weight:600;
  letter-spacing:.04em;padding:4px 12px;white-space:nowrap;
}
.badge--green{border:1px solid rgba(34,227,154,.62);color:var(--green-deep);background:rgba(34,227,154,.08);}
.badge--gold{background:var(--gold);color:#45330B;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-size:14px;font-weight:600;color:var(--green-deep);}
.link-arrow i{font-size:12px;transition:transform var(--tr);}
.link-arrow:hover i{transform:translateX(4px);}

/* ============ 流程步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.step{
  position:relative;background:var(--white);
  border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px 28px;box-shadow:var(--shadow-s);
  transition:transform var(--tr),box-shadow var(--tr);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-h);}
.step-num{font-family:var(--mono);font-size:34px;font-weight:800;line-height:1;letter-spacing:-.03em;color:rgba(14,26,22,.1);}
.step h3{font-size:17px;margin:16px 0 8px;}
.step p{font-size:14.5px;color:var(--muted);}

/* ============ 自查清单 ============ */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 24px;}
.check{
  display:flex;gap:15px;
  background:var(--white);border:1px solid var(--line);
  border-radius:12px;padding:19px 21px;
  transition:border-color var(--tr),box-shadow var(--tr);
}
.check:hover{border-color:rgba(34,227,154,.42);box-shadow:var(--shadow-s);}
.check .ico{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  background:var(--green-soft);color:var(--green-deep);font-size:14px;
}
.check h4{font-size:16px;font-weight:600;}
.check p{font-size:14.5px;color:var(--muted);margin-top:6px;}

/* ============ FAQ ============ */
.faq{max-width:930px;}
.faq-item{
  background:var(--white);border:1px solid var(--line);
  border-radius:12px;margin-bottom:12px;overflow:hidden;
  transition:box-shadow var(--tr),border-color var(--tr);
}
.faq-item.is-open{box-shadow:var(--shadow-h);border-color:rgba(34,227,154,.35);}
.faq-q{
  position:relative;width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px 18px 26px;
  font-size:17px;font-weight:600;color:var(--ink);text-align:left;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:0 3px 3px 0;background:transparent;transition:background var(--tr);
}
.faq-item.is-open .faq-q::before{background:var(--green);}
.faq-q i{font-size:13px;color:#93A39C;transition:transform var(--tr),color var(--tr);flex:0 0 auto;}
.faq-item.is-open .faq-q i{transform:rotate(45deg);color:var(--green-deep);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms var(--ease);}
.faq-a p{padding:0 26px 20px;color:var(--muted);font-size:15.5px;}

/* ============ 交叉入口 ============ */
.cross-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.cross-card{
  display:grid;grid-template-columns:172px 1fr;gap:22px;align-items:center;
  background:var(--white);border:1px solid var(--line);
  border-radius:var(--r-card);padding:18px;
  box-shadow:var(--shadow-s);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.cross-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h);border-color:rgba(34,227,154,.35);}
.cross-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:12px;}
.cross-card h3{font-size:18px;margin-bottom:8px;}
.cross-card p{font-size:14.5px;color:var(--muted);}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink);border-radius:20px;
  padding:46px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:34px;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-110px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,227,154,.3),rgba(34,227,154,0) 70%);
  pointer-events:none;
}
.cta-band h2{color:#fff;font-size:clamp(21px,2.3vw,29px);position:relative;z-index:2;}
.cta-band p{color:#B4C3BC;margin-top:10px;max-width:580px;font-size:15.5px;position:relative;z-index:2;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;flex:0 0 auto;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  border:1px solid transparent;
  transition:background-color var(--tr),color var(--tr),border-color var(--tr),transform var(--tr),box-shadow var(--tr);
}
.btn i{font-size:12px;}
.btn--primary{background:var(--green);color:#062018;box-shadow:0 10px 26px rgba(34,227,154,.26);}
.btn--primary:hover{background:var(--ink);color:var(--green);border-color:var(--green);transform:translateY(-2px);box-shadow:0 16px 34px rgba(14,26,22,.3);}
.btn--ghost{background:transparent;border-color:rgba(14,26,22,.22);color:var(--ink);}
.btn--ghost:hover{background:var(--green-soft);border-color:rgba(34,227,154,.6);color:var(--green-deep);transform:translateY(-2px);}
.btn--ghost-light{background:transparent;border-color:rgba(255,255,255,.3);color:#fff;}
.btn--ghost-light:hover{background:rgba(34,227,154,.14);border-color:var(--green);color:var(--green);transform:translateY(-2px);}
.btn.is-disabled{opacity:.45;pointer-events:none;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#C9D3CE;padding:72px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;}
.footer-brand{display:flex;align-items:center;gap:12px;color:#fff;margin-bottom:16px;}
.footer-brand .brand-text{font-size:17px;}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:600;}
.site-footer p{font-size:14.5px;line-height:1.86;color:#9FB0A9;max-width:360px;}
.footer-col ul li{margin-bottom:11px;}
.footer-col a{font-size:14.5px;color:#B4C2BC;}
.footer-col a:hover{color:var(--green);}
.footer-bottom{
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  margin-top:52px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:#8B9A94;
}
.dot-sep{margin:0 9px;opacity:.55;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .nav-hot{display:none;}
  .nav-search{min-width:220px;}
  .hero-head{gap:40px;}
  .steps{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  .sec{padding:72px 0;}
  .nav-search,.trend-line{display:none;}
  .search-icon,.burger{display:flex;}
  .nav-channels{height:50px;}
  .chan{height:50px;}
  .hero-head{grid-template-columns:1fr;gap:30px;align-items:start;}
  .hero-sub,.hero-summary{max-width:none;}
  .page-hero{padding:48px 0 60px;}
  .cross-grid{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:38px 32px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px;}
}
@media (min-width:992px){
  .drawer,.drawer-mask{display:none;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .sec{padding:56px 0;}
  .sec--tight{padding:48px 0;}
  .nav-top{height:66px;gap:14px;}
  .site-header.is-scrolled .nav-top{height:58px;}
  .brand-text{font-size:15.5px;}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:17px;}
  .hero-title{font-size:29px;}
  .page-hero{padding:36px 0 48px;}
  .tl{padding-left:30px;}
  .tl::before{left:6px;}
  .tl-item::before{left:-29px;top:26px;width:12px;height:12px;}
  .tl-card{padding:20px 18px;}
  .tl-card h3{font-size:18px;}
  .steps{grid-template-columns:1fr;}
  .check-grid{grid-template-columns:1fr;}
  .cross-card{grid-template-columns:1fr;gap:16px;}
  .cross-card img{aspect-ratio:16/9;}
  .faq-q{font-size:16px;padding:16px 18px 16px 22px;}
  .faq-a p{padding:0 22px 18px;}
  .cta-band{padding:30px 22px;border-radius:16px;}
  .btn{height:46px;padding:0 20px;font-size:14.5px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .site-footer{padding:54px 0 24px;}
  .footer-bottom{flex-direction:column;gap:10px;}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr;}
  .hero-facts{gap:10px;}
  .fact{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;}
  .js .anim{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --ink:#0E1A16;
  --ink-2:#16241F;
  --ink-3:#1D2E28;
  --green:#22E39A;
  --gold:#E8C36A;
  --bg:#F7F8F6;
  --bg-2:#EDF1EE;
  --white:#FFFFFF;
  --text:#16211D;
  --muted:#5F6F68;
  --muted-2:#8B9A94;
  --line:rgba(14,26,22,.08);
  --line-strong:rgba(14,26,22,.14);
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow:0 1px 2px rgba(14,26,22,.05), 0 12px 32px rgba(14,26,22,.08);
  --shadow-hover:0 4px 8px rgba(14,26,22,.08), 0 20px 48px rgba(34,227,154,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Inter","DIN Alternate","Helvetica Neue",Arial,sans-serif;
}

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

html{-webkit-text-size-adjust:100%;}

body{
  margin:0;
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}

img{max-width:100%;height:auto;display:block;border:0;}
figure{margin:0;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.32;letter-spacing:-.02em;}
p{margin:0;}
button{font-family:inherit;font-size:inherit;border:0;background:none;color:inherit;cursor:pointer;}
input{font-family:inherit;font-size:inherit;}
::selection{background:rgba(34,227,154,.3);}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible{
  outline:2px solid var(--green);
  outline-offset:3px;
  border-radius:4px;
}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  font-size:15px;
  font-weight:600;
  border-radius:var(--r-btn);
  transition:transform .22s var(--ease), background .22s var(--ease), color .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--green);
  color:var(--ink);
  border:1px solid var(--green);
}
.btn-primary:hover{
  background:transparent;
  color:var(--green);
  transform:translateY(-2px);
  box-shadow:0 10px 26px rgba(34,227,154,.22);
}
.btn-ghost{
  background:transparent;
  color:#E6EFEA;
  border:1px solid rgba(230,239,234,.35);
}
.btn-ghost:hover{
  background:rgba(34,227,154,.12);
  border-color:var(--green);
  color:var(--green);
  transform:translateY(-2px);
}
.btn-ghost-dark{
  background:transparent;
  color:var(--ink);
  border:1px solid rgba(14,26,22,.22);
}
.btn-ghost-dark:hover{
  background:rgba(34,227,154,.14);
  border-color:var(--green);
  transform:translateY(-2px);
}
.btn-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--ink);
}
.btn-link i{transition:transform .22s var(--ease);font-size:12px;}
.btn-link:hover{color:#0F9E6C;}
.btn-link:hover i{transform:translateX(4px);}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  border-radius:var(--r-pill);
  line-height:1.7;
}
.badge-outline{
  border:1px solid rgba(34,227,154,.7);
  color:#0F9E6C;
  background:transparent;
}
.badge-gold{
  background:var(--gold);
  color:#2A2110;
}
.badge-dark{
  background:rgba(14,26,22,.06);
  color:var(--ink);
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--ink);
  color:#DDE7E2;
  transition:background .2s var(--ease), box-shadow .2s var(--ease);
}
.site-header.is-stuck{
  background:rgba(14,26,22,.94);
  backdrop-filter:blur(12px);
  box-shadow:0 1px 0 rgba(34,227,154,.18), 0 14px 34px rgba(6,14,11,.32);
}
.nav-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:88px;
  transition:height .2s var(--ease);
}
.site-header.is-stuck .nav-top{height:64px;}

.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;
  border-radius:9px;
  background:var(--green);
  color:var(--ink);
  display:grid;place-items:center;
  font-size:16px;font-weight:700;
  letter-spacing:0;
}
.brand-text{
  font-size:17px;
  font-weight:700;
  color:#FFFFFF;
  letter-spacing:-.01em;
  white-space:nowrap;
}

.nav-tools{display:flex;align-items:center;gap:18px;flex:1 1 auto;justify-content:flex-end;}
.nav-hot{
  font-size:13px;
  color:#8FA39B;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  max-width:360px;
}
.nav-hot b{color:var(--green);font-weight:600;}
.nav-search{
  display:flex;
  align-items:center;
  gap:8px;
  border-bottom:1px solid rgba(34,227,154,.35);
  padding-bottom:6px;
  min-width:220px;
  transition:border-color .2s var(--ease);
}
.nav-search:focus-within{border-color:var(--green);}
.nav-search input{
  background:transparent;
  border:0;
  color:#EAF2EE;
  font-size:14px;
  outline:none;
  width:100%;
}
.nav-search input::placeholder{color:#7E9189;}
.nav-search button{color:#9EB1A9;font-size:14px;transition:color .2s var(--ease);}
.nav-search button:hover{color:var(--green);}

.search-icon,.burger{
  display:none;
  width:40px;height:40px;
  border-radius:9px;
  color:#DDE7E2;
  align-items:center;
  justify-content:center;
  transition:background .2s var(--ease), color .2s var(--ease);
}
.search-icon:hover,.burger:hover{background:rgba(34,227,154,.14);color:var(--green);}

.nav-channels{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding-bottom:10px;
  border-bottom:1px solid rgba(34,227,154,.18);
}
.chan-list{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;}
.chan-list::-webkit-scrollbar{display:none;}
.chan{
  position:relative;
  padding:9px 14px;
  font-size:15px;
  font-weight:500;
  color:#B9C7C1;
  border-radius:8px;
  white-space:nowrap;
  transition:color .2s var(--ease), background .2s var(--ease);
}
.chan:hover{color:var(--green);background:rgba(34,227,154,.08);}
.chan.is-active{color:#FFFFFF;font-weight:600;}
.chan.is-active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:-1px;
  height:2px;
  background:var(--green);
  border-radius:2px;
}
.trend-line{
  font-size:13px;
  color:#8FA39B;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  max-width:420px;
}
.trend-line span{
  color:var(--ink);
  background:var(--green);
  border-radius:var(--r-pill);
  padding:2px 10px;
  font-size:12px;
  font-weight:600;
  margin-right:8px;
}

/* 抽屉 */
.drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  width:min(86vw,340px);
  background:var(--ink-2);
  color:#DDE7E2;
  z-index:90;
  padding:26px 24px 40px;
  overflow-y:auto;
  transform:translateX(102%);
  transition:transform .28s var(--ease);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer-head strong{font-size:15px;color:#fff;}
.drawer-close{
  width:36px;height:36px;
  display:grid;place-items:center;
  color:#9EB1A9;
  font-size:18px;
  border-radius:8px;
  transition:color .2s var(--ease), background .2s var(--ease);
}
.drawer-close:hover{color:var(--green);background:rgba(34,227,154,.12);}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:26px;}
.drawer-nav a{
  padding:12px 14px;
  border-radius:10px;
  font-size:15px;
  color:#C4D2CC;
  transition:background .2s var(--ease), color .2s var(--ease);
}
.drawer-nav a:hover,.drawer-nav a.is-active{background:rgba(34,227,154,.12);color:var(--green);}
.drawer-label{font-size:12px;letter-spacing:.08em;color:#7E9189;margin-bottom:10px;text-transform:uppercase;}
.drawer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.drawer-tags span{
  font-size:12px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  border:1px solid rgba(34,227,154,.35);
  color:#B9C7C1;
}
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(6,12,10,.55);
  opacity:0;
  pointer-events:none;
  transition:opacity .25s var(--ease);
  z-index:80;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-alt{background:var(--bg-2);}
.section-white{background:var(--white);}
.section-dark{background:var(--ink);color:#D9E4DF;}

.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:28px;
  margin-bottom:44px;
}
.section-head .eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  letter-spacing:.14em;
  color:#0F9E6C;
  margin-bottom:12px;
}
.section-head h2{font-size:30px;}
.section-head p{
  font-size:15px;
  color:var(--muted);
  max-width:560px;
  margin-top:12px;
  line-height:1.8;
}
.section-head-dark h2{color:#fff;}
.section-head-dark p{color:#95A9A1;}

.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:#9EB1A9;
  margin-bottom:22px;
}
.breadcrumb a{color:#9EB1A9;}
.breadcrumb a:hover{color:var(--green);}
.breadcrumb .sep{color:#5D756B;}
.breadcrumb .current{color:#DDE7E2;}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  background:var(--ink) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  color:#ECF4F0;
  padding:44px 0 84px;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(115deg, rgba(14,26,22,.96) 0%, rgba(14,26,22,.88) 46%, rgba(14,26,22,.62) 100%);
}
.hero-inner{position:relative;z-index:2;max-width:760px;}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  border:1px solid rgba(34,227,154,.45);
  color:var(--green);
  font-size:12px;
  font-weight:600;
  letter-spacing:.06em;
  margin-bottom:22px;
}
.hero-inner h1{
  font-size:46px;
  line-height:1.24;
  color:#fff;
  letter-spacing:-.02em;
  margin-bottom:20px;
}
.hero-inner h1 em{
  font-style:normal;
  color:var(--green);
}
.hero-lead{
  font-size:18px;
  line-height:1.85;
  color:#B9CBC4;
  max-width:640px;
  margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:46px;}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1px;
  background:rgba(34,227,154,.16);
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid rgba(34,227,154,.16);
}
.hero-stats div{
  background:rgba(14,26,22,.72);
  padding:22px 24px;
}
.hero-stats strong{
  display:block;
  font-family:var(--font-num);
  font-size:28px;
  font-weight:700;
  color:var(--green);
  letter-spacing:-.02em;
  line-height:1.2;
}
.hero-stats span{
  font-size:13px;
  color:#93A69E;
}

/* ============ 卡片网格 ============ */
.grid-3{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.grid-2{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:26px;
}
.s-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow);
  padding:30px 28px 26px;
  display:flex;
  flex-direction:column;
  gap:14px;
  transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.s-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(34,227,154,.4);
}
.s-card .icon-box{
  width:48px;height:48px;
  border-radius:13px;
  display:grid;place-items:center;
  background:rgba(34,227,154,.14);
  color:#0F9E6C;
  font-size:19px;
  transition:background .22s var(--ease), color .22s var(--ease);
}
.s-card:hover .icon-box{background:var(--green);color:var(--ink);}
.s-card h3{font-size:19px;}
.s-card p{font-size:15px;color:var(--muted);line-height:1.8;flex:1 1 auto;}
.s-card .btn-link{margin-top:2px;}

/* ============ 图文区 ============ */
.split{
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:56px;
  align-items:center;
}
.media-frame{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  box-shadow:var(--shadow);
  background:var(--ink);
}
.media-frame img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  transition:transform .5s var(--ease);
}
.media-frame:hover img{transform:scale(1.03);}
.media-frame::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,26,22,0) 45%,rgba(14,26,22,.55) 100%);
}
.media-caption{
  position:absolute;
  left:22px;right:22px;bottom:18px;
  z-index:2;
  font-size:13px;
  color:#DCE7E2;
}
.signal-list{display:flex;flex-direction:column;}
.signal-list li{
  display:flex;
  gap:16px;
  padding:20px 4px;
  border-bottom:1px solid var(--line);
  transition:background .2s var(--ease);
}
.signal-list li:first-child{border-top:1px solid var(--line);}
.signal-list li:hover{background:rgba(34,227,154,.06);}
.signal-list .dot{
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:50%;
  background:rgba(34,227,154,.16);
  color:#0F9E6C;
  display:grid;place-items:center;
  font-size:12px;
  margin-top:4px;
}
.signal-list h3{font-size:17px;margin-bottom:6px;}
.signal-list p{font-size:14px;color:var(--muted);line-height:1.78;}

/* ============ 清单 ============ */
.checklist-layout{
  display:grid;
  grid-template-columns:minmax(0,4fr) minmax(0,8fr);
  gap:52px;
  align-items:start;
}
.checklist{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.check-item{
  display:flex;
  gap:14px;
  padding:20px 22px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.check-item:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(34,227,154,.4);
}
.check-item i{
  color:#0F9E6C;
  font-size:15px;
  margin-top:6px;
  flex:0 0 auto;
}
.check-item strong{display:block;font-size:15px;margin-bottom:4px;}
.check-item span{font-size:13.5px;color:var(--muted);line-height:1.75;}

/* ============ 步骤 ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
  counter-reset:step;
}
.step{
  position:relative;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(34,227,154,.18);
  border-radius:var(--r-card);
  padding:28px 24px 26px;
  transition:transform .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease);
}
.step:hover{
  transform:translateY(-4px);
  background:rgba(34,227,154,.09);
  border-color:rgba(34,227,154,.5);
}
.step .num{
  font-family:var(--font-num);
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--green);
  display:block;
  margin-bottom:16px;
}
.step h3{font-size:18px;color:#fff;margin-bottom:10px;}
.step p{font-size:14px;color:#9FB2AA;line-height:1.8;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--white);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.faq-item:hover{border-color:rgba(34,227,154,.45);box-shadow:var(--shadow);}
.faq-item[open]{border-color:rgba(34,227,154,.55);box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 52px 20px 24px;
  font-size:17px;
  font-weight:600;
  position:relative;
  color:var(--ink);
  transition:background .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  right:24px;top:50%;
  transform:translateY(-50%);
  font-size:12px;
  color:#8B9A94;
  transition:transform .2s var(--ease), color .2s var(--ease);
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(180deg);color:#0F9E6C;}
.faq-item summary:hover{background:rgba(34,227,154,.05);}
.faq-body{
  padding:0 28px 22px 24px;
  border-left:3px solid var(--green);
  margin-left:2px;
  font-size:15px;
  color:var(--muted);
  line-height:1.85;
}

/* ============ CTA 带 ============ */
.cta-band{
  background:var(--ink);
  border-radius:20px;
  padding:56px 56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-80px;top:-80px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(34,227,154,.22),transparent 68%);
}
.cta-band h2{font-size:28px;color:#fff;margin-bottom:12px;}
.cta-band p{font-size:15px;color:#9FB2AA;max-width:560px;line-height:1.85;}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;}
.cta-band .cta-copy{position:relative;z-index:2;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);
  color:#C9D3CE;
  padding:72px 0 30px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,4fr) repeat(3,minmax(0,2.2fr));
  gap:44px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(34,227,154,.16);
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px;}
.footer-brand .brand-mark{width:32px;height:32px;font-size:15px;}
.footer-brand .brand-text{font-size:16px;color:#fff;}
.site-footer p{font-size:14px;line-height:1.85;color:#93A69E;max-width:380px;}
.footer-col h4{
  font-size:14px;
  color:#fff;
  letter-spacing:.02em;
  margin-bottom:18px;
}
.footer-col ul li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:#A8B8B1;}
.footer-col a:hover{color:var(--green);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding-top:26px;
  font-size:13px;
  color:#7E9189;
  flex-wrap:wrap;
}
.footer-bottom .dot-sep{margin:0 8px;color:#4C635A;}

/* ============ 动效 ============ */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .6s var(--ease), transform .6s var(--ease);
}
.reveal.is-in{opacity:1;transform:none;}

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

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .hero-inner h1{font-size:40px;}
  .cta-band{padding:48px 40px;}
  .split{gap:40px;}
  .checklist-layout{gap:36px;}
}

@media (max-width:991px){
  .nav-hot,.nav-search{display:none;}
  .search-icon,.burger{display:flex;}
  .nav-channels{justify-content:flex-start;}
  .trend-line{display:none;}
  .nav-top{height:72px;}
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .split{grid-template-columns:1fr;gap:32px;}
  .checklist-layout{grid-template-columns:1fr;gap:28px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .hero-inner h1{font-size:34px;}
  .hero-lead{font-size:16.5px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:34px;}
  .section-head h2{font-size:26px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:36px;}
}

@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .brand-text{font-size:15px;}
  .hero-inner h1{font-size:28px;}
  .hero-stats{grid-template-columns:1fr;}
  .hero-stats div{padding:18px 20px;display:flex;align-items:baseline;gap:14px;}
  .hero-stats strong{font-size:24px;}
  .page-hero{padding:28px 0 60px;}
  .grid-3,.grid-2,.checklist,.steps{grid-template-columns:1fr;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  .section-head h2{font-size:23px;}
  .s-card{padding:24px 22px;}
  .cta-band{padding:34px 24px;}
  .cta-band h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .faq-item summary{font-size:16px;padding:18px 46px 18px 20px;}
  .faq-body{padding:0 20px 20px 20px;}
}

@media (max-width:520px){
  .hero-inner h1{font-size:25px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .btn{width:auto;}
}