/* roulang page: index */
:root{
  --bg:#0A0E17;
  --bg-2:#0F1520;
  --panel:#151C28;
  --panel-2:#1B2432;
  --brand:#00E0A4;
  --brand-soft:rgba(0,224,164,.14);
  --brand-line:rgba(0,224,164,.32);
  --accent:#2E9BFF;
  --promo:#FF5A2B;
  --yellow:#FFC53D;
  --text:#E8EDF5;
  --text-2:#B7C2D4;
  --muted:#8B98AC;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --glass:rgba(255,255,255,.06);
  --r-card:16px;
  --r-btn:999px;
  --r-input:12px;
  --r-badge:8px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --glow:0 0 24px rgba(0,224,164,.45);
  --sec:96px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::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:var(--font);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  padding-bottom:92px;
  overflow-x:hidden;
}
body.no-offer{padding-bottom:0}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.grid-container{max-width:1240px;padding-left:20px;padding-right:20px;margin:0 auto}
.grid-x>.cell{padding-left:10px;padding-right:10px}
.grid-margin-x{margin-left:-10px;margin-right:-10px}
.sec{padding:var(--sec) 0}
.sec-tight{padding:64px 0}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 通用组件 ---------- */
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--brand);text-transform:uppercase;margin-bottom:14px;
}
.sec-eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);display:inline-block}
.sec-title{font-size:30px;line-height:1.35;font-weight:800;letter-spacing:.01em}
.sec-desc{margin-top:14px;color:var(--text-2);font-size:16px;max-width:66ch}
.text-muted{color:var(--muted)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1.2;
  border:1px solid transparent;background:var(--panel-2);color:var(--text);
  transition:transform .2s ease,box-shadow .25s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);color:var(--text)}
.btn:active{transform:translateY(-1px)}
.btn-glow{
  background:linear-gradient(135deg,#00E0A4,#00B98A);
  color:#04231B;border-color:transparent;box-shadow:var(--glow);
}
.btn-glow:hover{background:linear-gradient(135deg,#22F2B9,#00CE9A);box-shadow:0 0 32px rgba(0,224,164,.6);color:#04231B}
.btn-ghost{background:transparent;border-color:var(--line-2);color:var(--text)}
.btn-ghost:hover{border-color:var(--brand);background:var(--brand-soft)}
.btn-promo{background:linear-gradient(135deg,#FF5A2B,#FF7A3D);color:#2A0D02;box-shadow:0 0 24px rgba(255,90,43,.4)}
.btn-promo:hover{color:#2A0D02;box-shadow:0 0 32px rgba(255,90,43,.55)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--r-badge);
  font-size:12px;font-weight:700;letter-spacing:.04em;
  background:var(--brand-soft);color:var(--brand);border:1px solid var(--brand-line);
}
.badge-promo{background:rgba(255,90,43,.14);color:#FF8B66;border-color:rgba(255,90,43,.35)}
.badge-yellow{background:rgba(255,197,61,.14);color:var(--yellow);border-color:rgba(255,197,61,.32)}
.badge-dim{background:rgba(255,255,255,.06);color:var(--text-2);border-color:var(--line)}
.glass{
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.12);
  border-top-color:rgba(255,255,255,.25);
  border-radius:var(--r-card);
}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:80}
.nav-top{
  background:rgba(10,14,23,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-top-inner{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#00E0A4,#2E9BFF);
  color:#04231B;font-weight:800;font-size:14px;letter-spacing:.04em;
  box-shadow:0 0 18px rgba(0,224,164,.35);
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.02em;line-height:1.1}
.brand-text em{font-style:normal;font-size:12px;font-weight:600;color:var(--muted);display:block;letter-spacing:.08em}
.nav-search{
  flex:1 1 auto;max-width:360px;display:flex;align-items:center;gap:10px;
  padding:0 16px;height:40px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:var(--brand-line);box-shadow:0 0 0 3px rgba(0,224,164,.12)}
.nav-search i{color:var(--muted);font-size:13px}
.nav-search input{
  flex:1;background:transparent;border:0;color:var(--text);font-size:14px;height:100%;
}
.nav-search input::placeholder{color:#66748A}
.nav-search input:focus{outline:none}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  padding:0;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .25s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-channels{background:rgba(15,21,32,.9);border-bottom:1px solid var(--line)}
.channel-scroll{
  display:flex;align-items:center;gap:8px;height:48px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.channel-scroll::-webkit-scrollbar{display:none}
.channel{
  flex:0 0 auto;padding:7px 16px;border-radius:var(--r-btn);
  font-size:14px;font-weight:600;color:var(--text-2);
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.channel:hover{color:var(--text);background:rgba(255,255,255,.05)}
.channel.is-active{color:var(--brand);border-color:var(--brand-line);background:var(--brand-soft)}
.nav-drawer{display:none;background:var(--bg-2);border-bottom:1px solid var(--line)}
.nav-drawer.open{display:block}
.nav-drawer-inner{padding:14px 0 20px;display:flex;flex-direction:column;gap:6px}
.nav-drawer a{padding:12px 4px;color:var(--text-2);font-size:15px;font-weight:600;border-bottom:1px solid var(--line)}
.nav-drawer a:last-of-type{border-bottom:0}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--bg)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(10,14,23,.94) 0%,rgba(10,14,23,.78) 46%,rgba(10,14,23,.62) 100%);
}
.hero::before{
  content:"";position:absolute;top:-120px;right:-160px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(0,224,164,.18),transparent 65%);
  pointer-events:none;z-index:1;
}
.hero-inner{position:relative;z-index:2;padding:84px 0 88px}
.hero-copy{max-width:640px}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-btn);
  background:rgba(255,90,43,.14);border:1px solid rgba(255,90,43,.35);
  color:#FF8B66;font-size:13px;font-weight:700;margin-bottom:20px;
}
.hero h1{
  font-size:44px;line-height:1.2;font-weight:800;letter-spacing:.01em;
  max-width:19ch;
}
.hero h1 .hl{color:var(--brand)}
.hero-sub{margin-top:18px;font-size:17px;color:var(--text-2);max-width:34ch}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:40px}
.stat{
  flex:1 1 140px;min-width:130px;padding:16px 18px;border-radius:14px;
  background:rgba(255,255,255,.045);border:1px solid var(--line);
}
.stat b{display:block;font-size:24px;font-weight:800;color:var(--brand);line-height:1.2}
.stat span{font-size:13px;color:var(--muted)}
.hero-card{padding:26px;box-shadow:var(--shadow)}
.hero-card h2{font-size:17px;font-weight:800;margin-bottom:6px}
.hero-card .hc-note{font-size:13px;color:var(--muted);margin-bottom:18px}
.right-list li{
  display:flex;gap:10px;align-items:flex-start;
  padding:9px 0;font-size:14.5px;color:var(--text-2);
  border-bottom:1px dashed rgba(255,255,255,.07);
}
.right-list li:last-child{border-bottom:0}
.right-list i{color:var(--brand);font-size:13px;margin-top:7px}
.mini-timer{display:flex;gap:8px;margin-top:18px}
.mini-timer .cell-t{
  flex:1;text-align:center;padding:10px 4px;border-radius:10px;
  background:rgba(255,90,43,.12);border:1px solid rgba(255,90,43,.3);
}
.mini-timer .cell-t b{display:block;font-size:20px;font-weight:800;color:var(--promo);line-height:1.1}
.mini-timer .cell-t span{font-size:11px;color:var(--muted)}
.hero-card .btn{margin-top:18px}

/* ---------- 优惠阶梯 ---------- */
.tiers{background:var(--bg-2)}
.tier-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:end}
.tier{
  position:relative;padding:24px 22px 22px;border-radius:var(--r-card);
  background:var(--panel);border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
  overflow:hidden;
}
.tier::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--brand),rgba(0,224,164,.1))}
.tier:hover{transform:translateY(-4px);border-color:var(--brand-line);box-shadow:var(--shadow)}
.tier[data-lv="1"]{min-height:340px}
.tier[data-lv="2"]{min-height:372px}
.tier[data-lv="3"]{min-height:404px}
.tier[data-lv="4"]{min-height:436px;border-color:var(--brand-line);background:linear-gradient(180deg,rgba(0,224,164,.08),var(--panel) 42%)}
.tier-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}
.tier h3{font-size:19px;font-weight:800}
.tier .tier-num{font-size:32px;font-weight:800;color:var(--yellow);line-height:1.1;margin-bottom:4px}
.tier .tier-unit{font-size:13px;color:var(--muted);margin-bottom:16px}
.tier ul li{display:flex;gap:8px;font-size:14px;color:var(--text-2);padding:5px 0}
.tier ul li i{color:var(--brand);font-size:12px;margin-top:8px}
.tier .tier-cond{font-size:12.5px;color:var(--muted);margin:16px 0 16px;padding-top:14px;border-top:1px dashed rgba(255,255,255,.08)}

/* ---------- 套餐对比 ---------- */
.compare{background:var(--bg)}
.compare-table{width:100%;border-collapse:separate;border-spacing:0;font-size:15px}
.compare-table th,.compare-table td{padding:16px 16px;text-align:center;border-bottom:1px solid var(--line)}
.compare-table thead th{
  position:sticky;top:112px;z-index:3;
  background:#131A26;font-size:15px;font-weight:800;color:var(--text);
  border-bottom:1px solid var(--line-2);
}
.compare-table th:first-child,.compare-table td:first-child{text-align:left;color:var(--text-2);font-size:14.5px}
.compare-table tbody tr{transition:background-color .2s ease}
.compare-table tbody tr:hover{background:rgba(255,255,255,.035)}
.compare-table .price{display:block;font-size:22px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums}
.compare-table .cycle{display:block;font-size:12px;color:var(--muted);font-weight:500}
.col-rec{position:relative;background:rgba(0,224,164,.06)}
.col-rec::after{
  content:"推荐";position:absolute;top:-1px;left:50%;transform:translate(-50%,-50%);
  background:var(--brand);color:#04231B;font-size:12px;font-weight:800;
  padding:3px 12px;border-radius:var(--r-btn);
}
.ico-yes{color:var(--brand);font-size:16px}
.ico-no{color:rgba(255,255,255,.28);font-size:16px}
.compare-cards{display:none}
.package-card{
  padding:22px;border-radius:var(--r-card);background:var(--panel);
  border:1px solid var(--line);margin-bottom:16px;
}
.package-card.rec{border-color:var(--brand-line);background:linear-gradient(180deg,rgba(0,224,164,.07),var(--panel) 40%)}
.package-card h3{font-size:18px;font-weight:800;display:flex;align-items:center;justify-content:space-between;gap:10px}
.package-card .p-price{font-size:24px;font-weight:800;color:var(--brand);margin:10px 0 4px}
.package-card .p-cycle{font-size:12.5px;color:var(--muted);margin-bottom:14px}
.package-card dl{display:grid;grid-template-columns:1fr auto;gap:8px 12px;font-size:14px;color:var(--text-2)}
.package-card dt{color:var(--muted)}
.package-card dd{margin:0;text-align:right}

/* ---------- 限时入口 ---------- */
.offer{
  position:relative;overflow:hidden;border-radius:20px;
  background:linear-gradient(120deg,rgba(0,224,164,.16),rgba(255,90,43,.14) 55%,rgba(15,21,32,.6));
  border:1px solid var(--line-2);padding:34px 32px;
}
.offer::after{
  content:"";position:absolute;top:-60px;right:-60px;width:280px;height:280px;
  background:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 2px,transparent 2px 12px);
  transform:rotate(12deg);pointer-events:none;
}
.offer-grid{display:flex;flex-wrap:wrap;align-items:center;gap:28px;position:relative;z-index:1}
.offer-copy{flex:1 1 300px}
.offer-copy h2{font-size:26px;font-weight:800;line-height:1.3}
.offer-copy p{margin-top:10px;color:var(--text-2);font-size:15px}
.timer{display:flex;gap:10px}
.timer .t-cell{
  min-width:74px;text-align:center;padding:12px 8px;border-radius:14px;
  background:rgba(10,14,23,.55);border:1px solid rgba(255,255,255,.14);
}
.timer .t-cell b{display:block;font-size:26px;font-weight:800;color:var(--promo);line-height:1.1;font-variant-numeric:tabular-nums}
.timer .t-cell span{font-size:12px;color:var(--text-2)}
.progress-wrap{margin-top:22px;max-width:520px}
.progress-meta{display:flex;justify-content:space-between;font-size:13px;color:var(--text-2);margin-bottom:8px}
.progress-bar{height:10px;border-radius:99px;background:rgba(255,255,255,.1);overflow:hidden}
.progress-fill{height:100%;width:34%;border-radius:99px;background:linear-gradient(90deg,#00E0A4,#FFC53D);transition:width 1.2s ease}
.offer-cta{flex:0 0 auto;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.offer-cta small{color:var(--muted);font-size:12.5px}

/* ---------- 资讯列表 ---------- */
.news{background:var(--bg-2)}
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:40px}
.more-link{font-size:14.5px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.more-link:hover{gap:10px}
.info-card{
  display:flex;flex-direction:column;height:100%;border-radius:var(--r-card);
  background:var(--panel);border:1px solid var(--line);overflow:hidden;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.info-card:hover{transform:translateY(-4px);border-color:var(--brand-line);box-shadow:var(--shadow)}
.info-thumb{position:relative;aspect-ratio:16/10;background:#0C121C;overflow:hidden}
.info-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.info-card:hover .info-thumb img{transform:scale(1.03)}
.info-thumb .badge{position:absolute;left:12px;top:12px;background:rgba(10,14,23,.75);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.info-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
.info-title{
  font-size:17px;font-weight:700;line-height:1.5;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.info-desc{
  margin-top:10px;font-size:14px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.info-meta{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);border-top:1px solid var(--line);
}
.info-meta .arrow{color:var(--brand);transition:transform .2s ease}
.info-card:hover .info-meta .arrow{transform:translateX(4px)}
.empty-state{
  padding:56px 28px;text-align:center;border-radius:var(--r-card);
  background:var(--panel);border:1px dashed var(--line-2);
}
.empty-state .shape{
  width:74px;height:74px;margin:0 auto 18px;border-radius:20px;
  background:linear-gradient(135deg,rgba(0,224,164,.22),rgba(46,155,255,.14));
  border:1px solid var(--line-2);position:relative;
}
.empty-state .shape::before{
  content:"";position:absolute;inset:18px;border:2px solid rgba(0,224,164,.5);border-radius:10px;
}
.empty-state p{color:var(--text-2);margin-bottom:20px}

/* ---------- 服务承诺 ---------- */
.promise{background:var(--bg)}
.promise-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.promise-card{
  padding:26px 22px;border-radius:var(--r-card);background:var(--panel);
  border:1px solid var(--line);transition:transform .25s ease,border-color .25s ease;
}
.promise-card:hover{transform:translateY(-4px);border-color:var(--brand-line)}
.promise-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:var(--brand);font-size:18px;margin-bottom:16px;
}
.promise-card h3{font-size:17px;font-weight:800;margin-bottom:8px}
.promise-card p{font-size:14px;color:var(--muted);line-height:1.75}
.metric-bar{
  margin-top:26px;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
}
.metric{background:var(--panel);padding:22px 20px}
.metric b{display:block;font-size:26px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums}
.metric span{font-size:13px;color:var(--muted)}

/* ---------- 用户反馈 ---------- */
.voices{background:var(--bg-2)}
.voice-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
.voice-feature{
  position:relative;border-radius:var(--r-card);overflow:hidden;min-height:340px;
  border:1px solid var(--line);
}
.voice-feature img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.voice-feature .vf-mask{
  position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,23,.15),rgba(10,14,23,.92));
}
.voice-feature .vf-body{position:relative;z-index:1;padding:28px;height:100%;display:flex;flex-direction:column;justify-content:flex-end}
.voice-feature h3{font-size:20px;font-weight:800;margin-bottom:10px}
.voice-feature p{font-size:14.5px;color:var(--text-2)}
.voice-list{display:flex;flex-direction:column;gap:18px}
.voice-card{
  padding:22px;border-radius:var(--r-card);background:var(--panel);border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease;
}
.voice-card:hover{transform:translateY(-4px);border-color:var(--brand-line)}
.voice-card p{font-size:15px;color:var(--text-2)}
.voice-user{display:flex;align-items:center;gap:12px;margin-top:16px}
.voice-avatar{
  width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#00E0A4,#2E9BFF);color:#04231B;font-weight:800;font-size:14px;
}
.voice-user strong{display:block;font-size:14px}
.voice-user span{font-size:12.5px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq{background:var(--bg)}
.acc{border-top:1px solid var(--line)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-head{
  width:100%;display:flex;align-items:center;gap:16px;text-align:left;
  background:transparent;border:0;padding:20px 4px;color:var(--text);
  font-size:16.5px;font-weight:700;transition:color .2s ease;
}
.acc-head:hover{color:var(--brand)}
.acc-idx{font-size:13px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;flex:0 0 28px}
.acc-txt{flex:1}
.acc-sign{
  flex:0 0 28px;height:28px;border-radius:50%;border:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:center;color:var(--text-2);
  transition:transform .3s ease,border-color .25s ease,color .25s ease,background-color .25s ease;
}
.acc-item.is-open .acc-sign{transform:rotate(180deg);border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.acc-body{max-height:0;overflow:hidden;transition:max-height .35s ease}
.acc-body-inner{padding:0 4px 22px 44px;font-size:15px;line-height:1.85;color:var(--muted)}
.acc-item.is-open .acc-body{max-height:400px}

/* ---------- 咨询表单 ---------- */
.consult{background:var(--bg-2)}
.form-card{
  padding:30px;border-radius:var(--r-card);background:var(--panel);border:1px solid var(--line);
}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--text-2);margin-bottom:8px}
.field .req{color:var(--promo);margin-left:4px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border-radius:var(--r-input);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text);font-size:15px;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#66748A}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-line);background:rgba(0,224,164,.05);
  box-shadow:0 0 0 3px rgba(0,224,164,.14),0 0 16px rgba(0,224,164,.18);
}
.field select option{background:#131A26;color:var(--text)}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:rgba(255,90,43,.7)}
.field .err{display:none;margin-top:7px;font-size:13px;color:#FF8B66}
.field.has-error .err{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--muted);margin-bottom:20px}
.check-row input{width:16px;height:16px;margin-top:5px;accent-color:#00E0A4}
.form-tip{margin-top:14px;font-size:13px;color:var(--muted);text-align:center}
.form-tip.ok{color:var(--brand);font-weight:700}
.side-card{padding:28px;border-radius:var(--r-card);height:100%}
.side-card h3{font-size:18px;font-weight:800;margin-bottom:14px}
.side-list li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.08)}
.side-list li:last-child{border-bottom:0}
.side-list i{color:var(--brand);margin-top:8px;font-size:13px}
.trust-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}

/* ---------- 页脚 ---------- */
.site-footer{background:#070B12;border-top:1px solid var(--line);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.footer-col h4{font-size:14px;font-weight:800;color:var(--brand);letter-spacing:.06em;margin-bottom:18px}
.footer-col p{font-size:14px;color:var(--muted);line-height:1.8}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:var(--text-2);margin-bottom:12px}
.footer-contact i{color:var(--brand);margin-top:7px;font-size:13px}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:var(--muted)}
.to-top{
  width:44px;height:44px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--brand-line);color:var(--brand);background:transparent;
  transition:background-color .2s ease,transform .2s ease;
}
.to-top:hover{background:var(--brand-soft);transform:translateY(-2px)}

/* ---------- 底部粘性限时条 ---------- */
.sticky-offer{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:linear-gradient(100deg,rgba(255,90,43,.95),rgba(180,40,10,.95) 60%,rgba(15,21,32,.96));
  border-top:1px solid rgba(255,255,255,.16);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.sticky-inner{display:flex;align-items:center;gap:18px;padding:12px 0}
.sticky-inner .so-text{flex:1;font-size:14.5px;font-weight:700;color:#fff}
.sticky-inner .so-text span{font-weight:500;color:rgba(255,255,255,.8);margin-left:8px;font-size:13px}
.sticky-timer{display:flex;gap:6px}
.sticky-timer .st{
  min-width:44px;text-align:center;padding:5px 6px;border-radius:8px;
  background:rgba(0,0,0,.28);border:1px solid rgba(255,255,255,.18);
}
.sticky-timer .st b{display:block;font-size:16px;font-weight:800;color:#FFC53D;line-height:1.1;font-variant-numeric:tabular-nums}
.sticky-timer .st span{font-size:10px;color:rgba(255,255,255,.75)}
.so-close{
  width:32px;height:32px;border-radius:50%;border:1px solid rgba(255,255,255,.3);
  background:rgba(0,0,0,.2);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;flex:0 0 auto;
}
.so-close:hover{background:rgba(0,0,0,.4)}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1200px){
  .tier-grid{grid-template-columns:repeat(2,1fr)}
  .tier[data-lv],.tier{min-height:auto}
}
@media screen and (max-width:1023px){
  :root{--sec:64px}
  .grid-container{padding-left:20px;padding-right:20px}
  .hero h1{font-size:34px;max-width:22ch}
  .hero-inner{padding:64px 0 68px}
  .sec-title{font-size:25px}
  .promise-grid{grid-template-columns:repeat(2,1fr)}
  .metric-bar{grid-template-columns:repeat(2,1fr)}
  .voice-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .compare-table thead th{top:112px}
  .nav-search{max-width:240px}
}
@media screen and (max-width:900px){
  .nav-search{display:none}
  .nav-toggle{display:flex}
  .nav-actions .btn{display:none}
  .compare-table{display:none}
  .compare-cards{display:block}
}
@media screen and (max-width:640px){
  :root{--sec:48px}
  body{font-size:15.5px;padding-bottom:76px}
  .grid-container{padding-left:16px;padding-right:16px}
  .grid-x>.cell{padding-left:10px;padding-right:10px}
  .hero h1{font-size:28px}
  .hero-sub{font-size:15.5px;max-width:100%}
  .hero-cta .btn{width:100%}
  .hero-card{padding:20px}
  .sec-title{font-size:22px}
  .tier-grid{grid-template-columns:1fr}
  .promise-grid{grid-template-columns:1fr}
  .metric-bar{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .offer{padding:24px 20px}
  .timer .t-cell{min-width:0;flex:1}
  .timer{gap:8px}
  .offer-cta{width:100%}
  .offer-cta .btn{width:100%}
  .acc-body-inner{padding-left:4px}
  .acc-head{font-size:15.5px;gap:12px}
  .form-card,.side-card{padding:22px}
  .sticky-inner{gap:10px;padding:10px 0}
  .sticky-inner .so-text{font-size:13px}
  .sticky-inner .so-text span{display:none}
  .sticky-timer .st{min-width:38px}
  .sticky-timer .st b{font-size:14px}
  .sticky-offer .btn{display:none}
}
@media screen and (max-width:420px){
  .brand-text{font-size:15px}
  .hero h1{font-size:25px}
  .timer .t-cell b{font-size:20px}
}

/* roulang page: article */
:root{
  --bg:#0A0E17;
  --bg-2:#0F1520;
  --card:#151C28;
  --card-2:#1B2433;
  --brand:#00E0A4;
  --brand-soft:rgba(0,224,164,.12);
  --blue:#2E9BFF;
  --promo:#FF5A2B;
  --gold:#FFC53D;
  --text:#E8EDF5;
  --text-2:#C3CCDA;
  --muted:#93A1B5;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.06);
  --glass-line:rgba(255,255,255,.12);
  --r-card:16px;
  --r-input:12px;
  --r-badge:8px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --glow:0 0 24px rgba(0,224,164,.45);
  --gap:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--blue);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--brand)}
p{margin:0 0 1.2em}
h1,h2,h3,h4,h5{margin:0;color:var(--text);font-weight:800;line-height:1.3}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:15px}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}
.grid-container{max-width:1240px;margin:0 auto;padding:0 20px}
.grid-container.full{max-width:100%;padding:0}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(10,14,23,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header::before{
  content:"";position:absolute;inset:0 0 auto 0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);
}
.nav-top{
  display:flex;align-items:center;gap:20px;
  height:64px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-size:18px;font-weight:800;letter-spacing:.02em;color:var(--text);
  white-space:nowrap;flex:0 0 auto;
}
.brand:hover{color:var(--text)}
.brand-mark{
  width:30px;height:30px;border-radius:9px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),#00b585 60%,var(--blue));
  box-shadow:0 0 18px rgba(0,224,164,.35);
  display:grid;place-items:center;color:#062018;font-size:14px;font-weight:900;
}
.brand span.short{display:none}
.nav-search{
  flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;border-radius:999px;
  background:var(--glass);border:1px solid var(--glass-line);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:rgba(0,224,164,.55);box-shadow:0 0 0 3px rgba(0,224,164,.12)}
.nav-search i{color:var(--muted);font-size:14px}
.nav-search input{
  flex:1;background:transparent;border:0;color:var(--text);height:100%;
}
.nav-search input::placeholder{color:#7c8a9e}
.nav-search input:focus{outline:none}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:0 22px;height:42px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#062018;box-shadow:var(--glow)}
.btn-primary:hover{background:#1df0b7;color:#062018;transform:translateY(-2px);box-shadow:0 0 30px rgba(0,224,164,.6)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{border:1px solid rgba(255,255,255,.28);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);background:rgba(0,224,164,.07)}
.btn-ghost:active{transform:translateY(1px)}
.btn-promo{background:linear-gradient(135deg,var(--promo),#ff7a45);color:#fff;box-shadow:0 0 22px rgba(255,90,43,.4)}
.btn-promo:hover{color:#fff;transform:translateY(-2px);box-shadow:0 0 30px rgba(255,90,43,.55)}
.btn-sm{height:36px;padding:0 16px;font-size:14px}
.channel-bar{border-top:1px solid var(--line)}
.channel-scroll{
  display:flex;align-items:center;gap:10px;
  height:48px;overflow-x:auto;overflow-y:hidden;
  scrollbar-width:none;-ms-overflow-style:none;
}
.channel-scroll::-webkit-scrollbar{display:none}
.channel{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:999px;font-size:14px;font-weight:600;color:var(--text-2);
  border:1px solid transparent;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.channel:hover{color:var(--text);background:rgba(255,255,255,.06)}
.channel.is-active{color:var(--brand);background:var(--brand-soft);border-color:rgba(0,224,164,.45)}

/* ============ 页面头部区 ============ */
.article-hero{
  position:relative;
  padding:56px 0 40px;
  background:
    linear-gradient(180deg,rgba(10,14,23,.92),rgba(10,14,23,.97)),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(0,224,164,.16),transparent 65%);
  pointer-events:none;
}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:22px;
}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{opacity:.5}
.crumb .now{color:var(--text-2)}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-badge);
  font-size:13px;font-weight:700;
  background:var(--brand-soft);color:var(--brand);
  border:1px solid rgba(0,224,164,.35);
}
.article-hero h1{
  font-size:40px;line-height:1.25;letter-spacing:.01em;
  margin:18px 0 20px;max-width:900px;
}
.article-hero .lead{
  max-width:760px;color:var(--text-2);font-size:16px;margin-bottom:26px;
}
.meta-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px 26px;
  padding-top:20px;border-top:1px solid var(--line);
  font-size:14px;color:var(--muted);
}
.meta-bar .item{display:inline-flex;align-items:center;gap:8px}
.meta-bar i{color:var(--brand);font-size:13px}
.meta-bar .dot{width:4px;height:4px;border-radius:50%;background:var(--line-strong)}

/* ============ 正文区 ============ */
.section{padding:var(--gap) 0}
.section-tight{padding:56px 0}
.article-body{
  max-width:800px;
  font-size:17px;line-height:1.9;color:var(--text-2);
}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;
  font-size:26px;color:var(--text);
  margin:44px 0 18px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:5px;border-radius:4px;
  background:linear-gradient(180deg,var(--brand),rgba(0,224,164,.25));
}
.article-body h3{font-size:20px;color:var(--text);margin:32px 0 14px}
.article-body h4{font-size:17px;color:var(--text);margin:24px 0 10px}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:0}
.article-body ul li,.article-body ol li{
  position:relative;padding-left:26px;margin-bottom:10px;
}
.article-body ul li::before{
  content:"";position:absolute;left:6px;top:.72em;width:7px;height:7px;border-radius:2px;
  background:var(--brand);transform:rotate(45deg);
}
.article-body ol{counter-reset:li}
.article-body ol li::before{
  counter-increment:li;content:counter(li);
  position:absolute;left:0;top:.35em;
  width:19px;height:19px;border-radius:6px;
  background:var(--brand-soft);color:var(--brand);
  font-size:12px;font-weight:800;display:grid;place-items:center;
}
.article-body blockquote{
  margin:26px 0;padding:20px 24px;
  background:var(--card);border-left:3px solid var(--brand);
  border-radius:0 var(--r-card) var(--r-card) 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-card);margin:26px 0 10px;box-shadow:var(--shadow)}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center}
.article-body a{color:var(--blue);border-bottom:1px solid rgba(46,155,255,.35)}
.article-body a:hover{color:var(--brand);border-bottom-color:rgba(0,224,164,.5)}
.article-body hr{border:0;height:1px;background:var(--line);margin:36px 0}
.article-body code{
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  padding:2px 7px;border-radius:6px;font-size:14px;color:var(--gold);
}
.article-body pre{
  background:#0B111C;border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 20px;overflow-x:auto;margin:24px 0;
}
.article-body pre code{background:none;border:0;padding:0;color:var(--text-2)}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body th{background:rgba(255,255,255,.04);color:var(--text);font-weight:700}
.table-scroll{overflow-x:auto;margin:24px 0;border-radius:var(--r-card);border:1px solid var(--line)}

/* 目录 */
.toc{dock:right}
.toc-card{
  position:sticky;top:140px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 20px;box-shadow:var(--shadow);
}
.toc-card h3{font-size:15px;color:var(--brand);margin-bottom:14px;letter-spacing:.04em}
.toc-list li{margin-bottom:10px}
.toc-list a{font-size:14px;color:var(--muted);display:block;line-height:1.6}
.toc-list a:hover{color:var(--brand)}
.toc-list .lvl-3{padding-left:14px;font-size:13px}
.toc-empty{font-size:14px;color:var(--muted)}
.toc-mobile{display:none;margin-bottom:28px}
.toc-mobile summary{
  cursor:pointer;list-style:none;padding:14px 18px;border-radius:var(--r-input);
  background:var(--card);border:1px solid var(--line);color:var(--text);font-weight:700;font-size:15px;
}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile .toc-list{padding:14px 18px 4px}

/* 空态 */
.empty-state{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:56px 28px;text-align:center;box-shadow:var(--shadow);
}
.empty-shape{
  width:70px;height:70px;margin:0 auto 20px;border-radius:20px;
  background:linear-gradient(135deg,rgba(0,224,164,.2),rgba(46,155,255,.16));
  border:1px solid var(--glass-line);position:relative;
}
.empty-shape::after{
  content:"";position:absolute;left:50%;top:50%;width:22px;height:22px;
  transform:translate(-50%,-50%) rotate(45deg);border-radius:5px;background:var(--brand);opacity:.85;
}
.empty-state h2{font-size:22px;margin-bottom:12px}
.empty-state p{color:var(--muted);margin-bottom:22px}

/* 标签 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:36px 0 0}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;
  border-radius:var(--r-badge);font-size:13px;color:var(--text-2);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.tag:hover{color:var(--brand);border-color:rgba(0,224,164,.45);transform:translateY(-2px)}

/* 卡片通用 */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(0,224,164,.3);box-shadow:var(--shadow)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#101724}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-badge{
  position:absolute;left:12px;top:12px;z-index:2;
  padding:4px 12px;border-radius:var(--r-badge);font-size:12px;font-weight:700;
  background:rgba(10,14,23,.78);color:var(--brand);border:1px solid rgba(0,224,164,.4);
  backdrop-filter:blur(6px);
}
.card-body{padding:22px 22px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;line-height:1.5}
.card-body h3 a{color:var(--text)}
.card-body h3 a:hover{color:var(--brand)}
.card-body p{color:var(--muted);font-size:14.5px;margin:0;flex:1}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);margin-top:6px;
}
.card-foot .more{color:var(--blue);font-weight:700}
.card:hover .card-foot .more{color:var(--brand)}

/* 翻页卡 */
.pager{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:44px}
.pager-card{
  display:flex;flex-direction:column;gap:8px;
  padding:22px;border-radius:var(--r-card);
  background:var(--bg-2);border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,background .22s ease;
}
.pager-card:hover{transform:translateY(-4px);border-color:rgba(0,224,164,.3);background:var(--card)}
.pager-card .k{font-size:12px;letter-spacing:.08em;color:var(--brand);font-weight:700}
.pager-card .t{font-size:16px;color:var(--text);font-weight:700;line-height:1.5}
.pager-card .d{font-size:14px;color:var(--muted)}
.pager-card.next{text-align:right}

/* 板块标题 */
.sec-head{margin-bottom:36px}
.sec-head .eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.16em;font-weight:800;
  color:var(--brand);margin-bottom:12px;
}
.sec-head h2{font-size:30px;margin-bottom:12px}
.sec-head p{color:var(--muted);max-width:680px;margin:0}

/* CTA 条 */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-card);
  padding:44px 40px;
  background:linear-gradient(115deg,rgba(0,224,164,.14),rgba(46,155,255,.08) 45%,rgba(255,90,43,.1));
  border:1px solid var(--glass-line);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-90px;width:280px;height:280px;
  background:radial-gradient(circle,rgba(0,224,164,.22),transparent 68%);
}
.cta-band h2{font-size:26px;margin-bottom:12px;position:relative;z-index:1}
.cta-band p{color:var(--text-2);max-width:620px;margin-bottom:22px;position:relative;z-index:1}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:1}

/* 页脚 */
.site-footer{background:#070B12;border-top:1px solid var(--line);padding-top:64px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px 32px}
.footer-col h4{font-size:14px;color:var(--brand);letter-spacing:.04em;margin-bottom:18px}
.footer-col p{font-size:14px;color:var(--muted);line-height:1.8}
.footer-col ul li{margin-bottom:11px}
.footer-col ul a{font-size:14px;color:var(--text-2)}
.footer-col ul a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:var(--muted);line-height:1.7}
.footer-contact i{color:var(--brand);margin-top:5px}
.footer-bottom{
  margin-top:52px;padding:22px 0 28px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:var(--muted);margin:0}
.to-top{
  width:42px;height:42px;border-radius:50%;
  border:1px solid rgba(0,224,164,.5);color:var(--brand);
  display:grid;place-items:center;background:rgba(0,224,164,.06);
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease;
}
.to-top:hover{transform:translateY(-3px);background:rgba(0,224,164,.16);box-shadow:var(--glow)}

/* 响应式 */
@media screen and (max-width:1023px){
  :root{--gap:64px}
  .article-hero h1{font-size:32px}
  .article-body{max-width:100%}
  .toc-col{display:none}
  .toc-mobile{display:block}
  .footer-grid{grid-template-columns:1fr 1fr}
  .sec-head h2{font-size:26px}
}
@media screen and (max-width:767px){
  .nav-search{display:none}
  .brand span.full{display:none}
  .brand span.short{display:inline}
  .cta-band{padding:32px 22px}
  .pager{grid-template-columns:1fr}
  .pager-card.next{text-align:left}
}
@media screen and (max-width:639px){
  :root{--gap:48px}
  .grid-container{padding:0 16px}
  .nav-top{height:58px;gap:12px}
  .brand{font-size:16px}
  .article-hero{padding:36px 0 28px}
  .article-hero h1{font-size:26px}
  .article-hero .lead{font-size:15px}
  .article-body{font-size:16px;line-height:1.85}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
  .sec-head h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .cta-band h2{font-size:21px}
  .btn{height:40px;padding:0 18px;font-size:14.5px}
}

/* roulang page: category1 */
:root{
  --bg:#0A0E17;
  --bg-2:#0F1520;
  --bg-3:#151C28;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.12);
  --text:#EAF0F7;
  --muted:#9AA7B8;
  --muted-2:#78859A;
  --brand:#00E0A4;
  --brand-2:#2E9BFF;
  --promo:#FF5A2B;
  --gold:#FFC53D;
  --radius-card:16px;
  --radius-input:12px;
  --radius-badge:8px;
  --shadow-card:0 18px 40px rgba(0,0,0,.45);
  --glow:0 0 24px rgba(0,224,164,.45);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
a{color:var(--brand-2);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--brand)}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.grid-container{max-width:1240px;padding-left:20px;padding-right:20px;margin:0 auto}
section[id]{scroll-margin-top:132px}

/* ====== 通用按钮 / 标签 ====== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
}
.btn-glow{
  background:linear-gradient(135deg,var(--brand),#00b987);
  color:#04160F;box-shadow:var(--glow);
}
.btn-glow:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(0,224,164,.62);color:#04160F}
.btn-glow:active{transform:translateY(1px)}
.btn-ghost{
  background:rgba(255,255,255,.04);border-color:var(--line-strong);color:var(--text);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(0,224,164,.55);color:#fff;background:rgba(0,224,164,.08)}
.btn-ghost:active{transform:translateY(1px)}
.btn-line{
  background:transparent;border-color:rgba(46,155,255,.5);color:var(--brand-2);
}
.btn-line:hover{background:rgba(46,155,255,.1);color:#7CC0FF;transform:translateY(-2px)}

.pill-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
  color:var(--gold);background:rgba(255,197,61,.1);border:1px solid rgba(255,197,61,.3);
}
.badge{
  display:inline-block;padding:4px 10px;border-radius:var(--radius-badge);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:rgba(255,255,255,.06);color:var(--muted);border:1px solid var(--line);
}
.badge-brand{background:rgba(0,224,164,.12);color:var(--brand);border-color:rgba(0,224,164,.32)}
.badge-promo{background:rgba(255,90,43,.14);color:#FF8A65;border-color:rgba(255,90,43,.32)}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--brand);text-transform:uppercase;margin-bottom:14px;
}

/* ====== 顶部导航 ====== */
.site-header{position:sticky;top:0;z-index:60}
.header-main{
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02)),rgba(10,14,23,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-strong);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto}
.brand:hover{color:var(--text)}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),#0b9c76);
  color:#04160F;font-size:15px;box-shadow:0 0 18px rgba(0,224,164,.4);
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.header-search{
  flex:1 1 auto;max-width:400px;margin-left:16px;
  display:flex;align-items:center;gap:10px;
  padding:9px 16px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-strong);
  color:var(--muted);transition:border-color .22s ease,box-shadow .22s ease;
}
.header-search:focus-within{border-color:rgba(0,224,164,.55);box-shadow:0 0 0 3px rgba(0,224,164,.12)}
.header-search input{flex:1;min-width:0;font-size:14px;color:var(--text)}
.header-search input::placeholder{color:var(--muted-2)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.header-cta{padding:10px 20px;font-size:14px}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;cursor:pointer;
  border:1px solid var(--line-strong);background:rgba(255,255,255,.05);color:var(--text);
  transition:border-color .2s ease,background .2s ease;
}
.nav-toggle:hover{border-color:rgba(0,224,164,.5);background:rgba(0,224,164,.08)}

.header-channels{background:rgba(15,21,32,.9);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.channel-wrap{display:flex;align-items:center}
.channel-scroll{
  display:flex;align-items:center;gap:8px;height:48px;
  overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-ms-overflow-style:none;
}
.channel-scroll::-webkit-scrollbar{display:none}
.channel{
  padding:7px 18px;border-radius:999px;font-size:15px;font-weight:600;
  color:var(--muted);white-space:nowrap;border:1px solid transparent;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.channel:hover{color:#fff;background:rgba(255,255,255,.06)}
.channel.is-active{
  color:var(--brand);border-color:rgba(0,224,164,.5);
  background:rgba(0,224,164,.08);
}

/* ====== Hero ====== */
.page-hero{position:relative;padding:64px 0 72px;overflow:hidden;background:var(--bg-2)}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center right;
  opacity:.28;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,14,23,.96) 0%,rgba(10,14,23,.86) 45%,rgba(10,14,23,.62) 100%);
}
.page-hero > .grid-container{position:relative;z-index:2}
.breadcrumb{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:var(--muted-2);margin-bottom:26px;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:rgba(255,255,255,.25)}
.breadcrumb .current{color:var(--text)}
.hero-row{margin-top:4px}
.page-hero h1{
  font-size:44px;line-height:1.2;font-weight:800;letter-spacing:.01em;
  margin:18px 0 16px;max-width:15em;
}
.hero-sub{font-size:17px;color:var(--muted);max-width:34em;line-height:1.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;
}
.hero-meta span{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:12px;font-size:13px;color:var(--muted);
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  font-variant-numeric:tabular-nums;
}
.hero-meta i{color:var(--brand)}
.hero-figure{
  margin-top:10px;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line-strong);box-shadow:var(--shadow-card);
  background:var(--bg-3);aspect-ratio:16/10;
}
.hero-figure img{width:100%;height:100%;object-fit:cover}

/* ====== 板块基础 ====== */
.section{padding:96px 0;position:relative}
.section-alt{background:var(--bg-2)}
.section-head{max-width:720px;margin-bottom:48px}
.section-head h2{font-size:30px;line-height:1.3;font-weight:800;margin-bottom:14px}
.section-desc{color:var(--muted);font-size:16px;max-width:62ch}

/* ====== 导语区 ====== */
.intro-row{margin-top:0}
.intro-copy p{color:var(--muted);font-size:16px;margin-bottom:18px;max-width:68ch}
.intro-copy p:last-child{margin-bottom:0}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15px;color:var(--text);margin-bottom:12px;
}
.check-list i{color:var(--brand);margin-top:6px;font-size:13px}
.intro-card{
  border:1px solid var(--line-strong);border-radius:var(--radius-card);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02)),var(--bg-3);
  backdrop-filter:blur(14px);
  padding:28px;box-shadow:var(--shadow-card);
}
.intro-card h3{font-size:19px;font-weight:700;margin-bottom:16px}
.intro-card .mini-row{
  display:flex;justify-content:space-between;gap:12px;
  padding:12px 0;border-bottom:1px dashed var(--line);
  font-size:14px;color:var(--muted);
}
.intro-card .mini-row:last-of-type{border-bottom:none}
.intro-card .mini-row strong{color:var(--brand);font-weight:700;font-variant-numeric:tabular-nums}
.intro-card .btn{width:100%;margin-top:18px}

/* ====== 时间轴 ====== */
.timeline{position:relative;padding-left:0}
.timeline::before{
  content:"";position:absolute;top:10px;bottom:10px;left:139px;width:2px;
  background:linear-gradient(180deg,rgba(0,224,164,.65),rgba(46,155,255,.28) 65%,rgba(255,255,255,.06));
}
.tl-item{
  display:grid;grid-template-columns:140px 1fr;gap:32px;
  position:relative;padding-bottom:34px;
}
.tl-item:last-child{padding-bottom:0}
.tl-marker{position:relative;padding-top:8px;text-align:left}
.tl-dot{
  position:absolute;top:14px;right:-11px;width:12px;height:12px;border-radius:50%;
  background:var(--brand);box-shadow:0 0 0 4px rgba(0,224,164,.16),0 0 18px rgba(0,224,164,.5);
}
.tl-date{
  display:block;font-size:22px;font-weight:800;color:var(--text);
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.tl-week{display:block;font-size:13px;color:var(--muted-2);margin-top:2px}
.tl-card{
  display:grid;grid-template-columns:200px 1fr;gap:24px;
  border:1px solid var(--line);border-radius:var(--radius-card);
  background:var(--bg-3);overflow:hidden;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.tl-card:hover{
  transform:translateY(-4px);border-color:rgba(0,224,164,.3);
  box-shadow:var(--shadow-card);background:#18202E;
}
.tl-thumb{position:relative;background:#111826;overflow:hidden;min-height:180px}
.tl-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.tl-card:hover .tl-thumb img{transform:scale(1.03)}
.tl-body{padding:22px 24px 22px 0}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.tl-body h3{font-size:20px;font-weight:700;line-height:1.4;margin-bottom:10px}
.tl-body p{color:var(--muted);font-size:15px;max-width:60ch;margin-bottom:14px}
.tl-facts{display:flex;flex-wrap:wrap;gap:10px 22px;margin-bottom:16px}
.tl-facts li{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.tl-facts li::before{
  content:"";display:inline-block;width:6px;height:6px;border-radius:2px;
  background:var(--gold);margin-right:8px;vertical-align:middle;
}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--brand);
}
.link-arrow i{transition:transform .22s ease}
.link-arrow:hover{color:#fff}
.link-arrow:hover i{transform:translateX(4px)}

/* ====== 数据横条 ====== */
.section-data{padding:0}
.data-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line-strong);border-radius:var(--radius-card);
  background:linear-gradient(115deg,rgba(0,224,164,.1),rgba(46,155,255,.06) 52%,rgba(255,255,255,.02));
  overflow:hidden;position:relative;
}
.data-strip::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 1px,transparent 1px 9px);
  opacity:.5;pointer-events:none;
}
.data-item{
  padding:34px 26px;border-right:1px solid var(--line);position:relative;z-index:1;
}
.data-item:last-child{border-right:none}
.data-num{
  font-size:38px;font-weight:800;color:var(--brand);line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:.01em;
}
.data-unit{font-size:15px;color:var(--gold);font-weight:700;margin-left:6px}
.data-label{margin-top:10px;font-size:14px;color:var(--muted)}

/* ====== FAQ ====== */
.accordion{border:none;background:transparent;max-width:900px}
.accordion-item{
  border:1px solid var(--line);border-radius:14px;background:var(--bg-3);
  margin-bottom:14px;overflow:hidden;transition:border-color .22s ease,background .22s ease;
}
.accordion-item:hover{border-color:rgba(0,224,164,.28)}
.accordion-item.is-active{border-color:rgba(0,224,164,.45);background:#18202E}
.accordion-title{
  display:flex;align-items:center;gap:16px;
  padding:18px 22px;background:transparent;border:none;
  font-size:17px;font-weight:700;color:var(--text);line-height:1.6;
}
.accordion-title::before{display:none}
.accordion-title:hover{background:rgba(255,255,255,.04);color:var(--text)}
.faq-num{
  font-size:13px;font-weight:800;color:var(--brand);
  font-variant-numeric:tabular-nums;flex:0 0 auto;
}
.faq-icon{
  margin-left:auto;color:var(--brand);font-size:14px;flex:0 0 auto;
  transition:transform .28s ease;
}
.accordion-item.is-active .faq-icon{transform:rotate(45deg)}
.accordion-content{
  border:none;background:transparent;padding:0 22px 20px 22px;color:var(--muted);
}
.accordion-content p{font-size:15px;line-height:1.8;max-width:70ch}

/* ====== 咨询入口 ====== */
.consult-row{align-items:center}
.consult-copy h2{font-size:30px;font-weight:800;line-height:1.3;margin-bottom:14px}
.consult-copy p{color:var(--muted);font-size:16px;max-width:58ch;margin-bottom:20px}
.consult-copy .btn{margin-top:6px}
.info-card{
  border:1px solid var(--line-strong);border-radius:var(--radius-card);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  backdrop-filter:blur(14px);
  padding:22px 24px;margin-bottom:16px;
  display:flex;gap:16px;align-items:flex-start;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.info-card:hover{transform:translateY(-4px);border-color:rgba(0,224,164,.3);box-shadow:var(--shadow-card)}
.info-card i{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;flex:0 0 auto;
  background:rgba(0,224,164,.12);color:var(--brand);font-size:16px;
}
.info-card h4{font-size:16px;font-weight:700;margin-bottom:6px}
.info-card p{font-size:14px;color:var(--muted);line-height:1.75}

/* ====== 底部 CTA 条 ====== */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(100deg,rgba(0,224,164,.16),rgba(10,14,23,.9) 55%),var(--bg-2);
  border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);
}
.cta-band::before{
  content:"";position:absolute;top:-60px;right:-80px;width:340px;height:340px;
  background:linear-gradient(135deg,rgba(255,90,43,.35),transparent 70%);
  transform:rotate(45deg);pointer-events:none;opacity:.5;
}
.cta-band-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:26px;padding:52px 0;position:relative;z-index:1;
}
.cta-band h2{font-size:26px;font-weight:800;margin-bottom:10px}
.cta-band p{color:var(--muted);font-size:15px;max-width:52ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ====== 页脚 ====== */
.site-footer{background:#070B12;padding:64px 0 28px;border-top:1px solid var(--line)}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:40px;border-bottom:1px solid var(--line);
}
.footer-col h4{font-size:14px;font-weight:800;color:var(--brand);letter-spacing:.04em;margin-bottom:18px}
.footer-col p{font-size:14px;color:var(--muted);line-height:1.85;max-width:34ch}
.footer-col ul li{margin-bottom:11px}
.footer-col ul li a{font-size:14px;color:var(--muted)}
.footer-col ul li a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);margin-bottom:12px}
.footer-contact i{color:var(--brand);margin-top:5px;font-size:12px}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  padding-top:24px;
}
.footer-bottom p{font-size:13px;color:var(--muted-2)}
.to-top{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;cursor:pointer;
  border:1px solid rgba(0,224,164,.5);color:var(--brand);background:rgba(0,224,164,.06);
  transition:transform .22s ease,background .22s ease,box-shadow .22s ease;
}
.to-top:hover{transform:translateY(-3px);background:rgba(0,224,164,.16);box-shadow:var(--glow)}

/* ====== 响应式 ====== */
@media screen and (max-width:1023px){
  .header-search{display:none}
  .nav-toggle{display:inline-flex}
  .header-channels{display:none}
  .header-channels.is-open{display:block}
  .header-channels.is-open .channel-wrap{display:block}
  .header-channels.is-open .channel-scroll{
    flex-direction:column;align-items:stretch;height:auto;
    gap:6px;padding:10px 0 16px;overflow:visible;
  }
  .header-channels.is-open .channel{width:100%;text-align:left}

  .section{padding:64px 0}
  .page-hero{padding:44px 0 56px}
  .page-hero h1{font-size:34px}
  .hero-meta{margin-top:24px}
  .hero-figure{margin-top:28px}
  .timeline::before{left:99px}
  .tl-item{grid-template-columns:100px 1fr;gap:24px}
  .tl-card{grid-template-columns:1fr}
  .tl-thumb{min-height:200px;aspect-ratio:16/10}
  .tl-body{padding:20px 22px 22px}
  .data-strip{grid-template-columns:repeat(2,1fr)}
  .data-item{border-bottom:1px solid var(--line)}
  .data-item:nth-child(2n){border-right:none}
  .data-item:nth-child(n+3){border-bottom:none}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media screen and (max-width:639px){
  .grid-container{padding-left:16px;padding-right:16px}
  .section{padding:48px 0}
  .brand-text{font-size:15px}
  .header-cta{padding:9px 16px;font-size:13px}
  .page-hero h1{font-size:28px}
  .hero-sub{font-size:15px}
  .hero-actions .btn{width:100%}
  .section-head h2,.consult-copy h2,.cta-band h2{font-size:22px}
  .timeline::before{left:5px}
  .tl-item{grid-template-columns:1fr;gap:12px;padding-left:26px}
  .tl-marker{padding-top:0}
  .tl-dot{top:6px;left:-26px;right:auto}
  .tl-date{display:inline;font-size:16px}
  .tl-week{display:inline;margin-left:8px}
  .tl-thumb{min-height:170px}
  .tl-body h3{font-size:18px}
  .data-strip{grid-template-columns:1fr}
  .data-item{border-right:none;border-bottom:1px solid var(--line);padding:24px 20px}
  .data-item:nth-child(3){border-bottom:1px solid var(--line)}
  .data-num{font-size:30px}
  .cta-band-inner{padding:40px 0}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category2 */
/* ===== 设计变量 ===== */
:root{
  --bg:#0A0E17;
  --bg-2:#0F1520;
  --bg-3:#151C28;
  --footer-bg:#070B12;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --txt:#E8EEF6;
  --txt-2:#9FB0C4;
  --txt-3:#6E8095;
  --brand:#00E0A4;
  --brand-deep:#0BBE8C;
  --brand-2:#2E9BFF;
  --promo:#FF5A2B;
  --gold:#FFC53D;
  --radius-sm:12px;
  --radius:16px;
  --radius-lg:22px;
  --pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --glow:0 0 24px rgba(0,224,164,.45);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --gap:24px;
}

/* ===== 基础重置 ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;background:var(--bg-3);}
a{color:var(--brand-2);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--brand);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,select,textarea{font-family:inherit;font-size:inherit;color:var(--txt);}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(0,224,164,.3);color:#fff;}

/* ===== 容器与通用 ===== */
.grid-container{width:100%;max-width:1240px;margin:0 auto;padding-left:20px;padding-right:20px;}
.section{padding:88px 0;position:relative;}
.section-alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-title{font-size:30px;font-weight:800;line-height:1.35;letter-spacing:.02em;}
.section-title i{color:var(--brand);font-size:22px;margin-right:10px;vertical-align:2px;}
.section-desc{margin-top:14px;color:var(--txt-2);font-size:16px;max-width:66ch;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--brand);text-transform:uppercase;}
.num{font-variant-numeric:tabular-nums;}

/* ===== 顶部双层导航 ===== */
.site-header{position:sticky;top:0;z-index:90;}
.topbar{
  background:rgba(10,14,23,.74);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.topbar-inner{display:flex;align-items:center;gap:18px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--txt);flex:0 0 auto;}
.brand:hover{color:var(--txt);}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#04140F;font-size:15px;box-shadow:0 0 18px rgba(0,224,164,.42);
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.02em;white-space:nowrap;}
.brand-text em{font-style:normal;color:var(--brand);}
.search-box{
  position:relative;flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:var(--pill);
  padding:0 18px;height:42px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.search-box i{color:var(--txt-3);font-size:13px;}
.search-box input{flex:1;height:100%;background:none;border:0;outline:none;font-size:14.5px;}
.search-box input::placeholder{color:var(--txt-3);}
.search-box:focus-within{border-color:var(--brand);background:rgba(0,224,164,.06);box-shadow:0 0 0 3px rgba(0,224,164,.14);}
.topbar-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  place-items:center;transition:.2s ease;
}
.nav-toggle:hover{border-color:rgba(0,224,164,.45);color:var(--brand);}

.channel-bar{background:rgba(15,21,32,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.channel-scroll{
  display:flex;align-items:center;gap:10px;height:50px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel{
  flex:0 0 auto;padding:7px 18px;border-radius:var(--pill);
  font-size:14.5px;color:var(--txt-2);border:1px solid transparent;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.channel:hover{color:var(--txt);background:rgba(255,255,255,.05);border-color:var(--line);}
.channel.is-active{color:var(--brand);border-color:rgba(0,224,164,.45);background:rgba(0,224,164,.1);}

.mobile-nav{display:none;background:rgba(10,14,23,.98);border-bottom:1px solid var(--line);padding:8px 0 14px;}
.mobile-nav.is-open{display:block;}
.mobile-nav a{display:block;padding:12px 0;color:var(--txt-2);font-size:15px;border-bottom:1px solid var(--line);}
.mobile-nav a:last-child{border-bottom:0;}
.mobile-nav a.is-active{color:var(--brand);}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 28px;border-radius:var(--pill);
  font-size:15.5px;font-weight:700;letter-spacing:.02em;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .25s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn-glow{
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#04140F;box-shadow:0 0 24px rgba(0,224,164,.45);
}
.btn-glow:hover{color:#04140F;transform:translateY(-2px);box-shadow:0 0 36px rgba(0,224,164,.68);}
.btn-ghost{border-color:rgba(255,255,255,.24);color:var(--txt);background:rgba(255,255,255,.03);}
.btn-ghost:hover{color:var(--brand);border-color:var(--brand);background:rgba(0,224,164,.08);transform:translateY(-2px);}
.btn-sm{padding:9px 20px;font-size:14px;}
.btn:active{transform:translateY(1px);}
.btn-block{width:100%;}

/* ===== 页首横幅 ===== */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);padding:56px 0 72px;}
.page-hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:.5;}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(10,14,23,.96) 0%,rgba(10,14,23,.82) 46%,rgba(10,14,23,.58) 100%);
}
.page-hero .grid-container{position:relative;z-index:2;}
.hero-slash{
  position:absolute;top:-10%;right:-6%;width:46%;height:130%;
  background:linear-gradient(90deg,rgba(0,224,164,.14),rgba(0,224,164,0));
  transform:skewX(-14deg);z-index:1;pointer-events:none;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--txt-3);margin-bottom:22px;}
.crumb a{color:var(--txt-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--txt-3);opacity:.6;}
.crumb .current{color:var(--txt);}
.pill{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--pill);
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--gold);background:rgba(255,197,61,.12);border:1px solid rgba(255,197,61,.32);
}
.hero-grid{display:grid;grid-template-columns:1fr;gap:36px;align-items:center;}
.hero-title{
  margin-top:20px;font-size:44px;line-height:1.2;font-weight:800;letter-spacing:.02em;
}
.hero-title em{font-style:normal;color:var(--brand);}
.hero-sub{margin-top:16px;font-size:17px;color:var(--txt-2);max-width:56ch;line-height:1.85;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:32px;margin-top:38px;}
.stat{min-width:120px;}
.stat .v{font-size:28px;font-weight:800;color:var(--txt);font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.stat .v span{font-size:14px;font-weight:600;color:var(--txt-3);margin-left:5px;}
.stat .k{font-size:13.5px;color:var(--txt-3);margin-top:2px;}

.hero-card{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.06);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.12);box-shadow:var(--shadow);
}
.hero-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;z-index:3;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.6),transparent);
}
.media-16-10{position:relative;padding-top:62.5%;overflow:hidden;background:var(--bg-3);}
.media-16-10 img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.media-tag{
  position:absolute;left:14px;top:14px;z-index:2;
  padding:5px 12px;border-radius:var(--radius-sm);font-size:12.5px;font-weight:700;
  background:rgba(10,14,23,.72);color:var(--brand);border:1px solid rgba(0,224,164,.4);backdrop-filter:blur(6px);
}
.hero-card-body{padding:24px;}
.hero-card-body h3{font-size:18px;font-weight:800;letter-spacing:.02em;}
.hero-card-body p{margin-top:8px;font-size:14.5px;color:var(--txt-2);line-height:1.8;}
.check-list{margin-top:18px;display:grid;gap:11px;}
.check-list li{position:relative;padding-left:26px;font-size:14.5px;color:var(--txt-2);line-height:1.7;}
.check-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:1px;color:var(--brand);font-size:12px;
}
.hero-card-foot{
  margin-top:20px;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.hero-card-foot span{font-size:13px;color:var(--txt-3);}

/* ===== 导语 ===== */
.lead-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:start;}
.lead-text p{color:var(--txt-2);font-size:16.5px;line-height:1.9;max-width:72ch;}
.lead-text p + p{margin-top:18px;}
.lead-side{
  background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);padding:26px;
}
.lead-side h3{font-size:17px;font-weight:800;color:var(--txt);}
.lead-side ol{counter-reset:step;margin-top:16px;display:grid;gap:14px;}
.lead-side ol li{
  counter-increment:step;position:relative;padding-left:38px;
  font-size:14.5px;color:var(--txt-2);line-height:1.75;
}
.lead-side ol li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:0;width:26px;height:26px;border-radius:9px;
  display:grid;place-items:center;font-size:12.5px;font-weight:800;
  color:var(--brand);background:rgba(0,224,164,.12);border:1px solid rgba(0,224,164,.3);
  font-variant-numeric:tabular-nums;
}

/* ===== 双栏不等宽卡片网格 ===== */
.asym-rows{display:grid;gap:var(--gap);}
.asym-row{display:grid;grid-template-columns:1fr;gap:var(--gap);}
.feature-card{
  display:flex;flex-direction:column;overflow:hidden;height:100%;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(0,224,164,.3);box-shadow:var(--shadow);}
.feature-card:hover .media-16-10 img{transform:scale(1.03);}
.feature-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.feature-body h3{font-size:20px;font-weight:800;letter-spacing:.02em;}
.feature-body p{font-size:15px;color:var(--txt-2);line-height:1.85;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:8px;
  font-size:12.5px;font-weight:700;color:var(--txt-2);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
}
.tag.is-brand{color:var(--brand);background:rgba(0,224,164,.1);border-color:rgba(0,224,164,.3);}
.tag.is-blue{color:var(--brand-2);background:rgba(46,155,255,.1);border-color:rgba(46,155,255,.3);}
.tag.is-gold{color:var(--gold);background:rgba(255,197,61,.1);border-color:rgba(255,197,61,.3);}
.card-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:700;color:var(--brand);
}
.card-link i{transition:transform .25s ease;}
.card-link:hover i{transform:translateX(4px);}

/* ===== 指标条 ===== */
.metric-bar{
  display:grid;grid-template-columns:repeat(2,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.metric{background:var(--bg-3);padding:26px 22px;transition:background .25s ease;}
.metric:hover{background:#1A2331;}
.metric .m-v{font-size:30px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.metric .m-v span{font-size:13.5px;color:var(--txt-3);margin-left:6px;font-weight:600;}
.metric .m-k{margin-top:6px;font-size:14px;color:var(--txt-2);}
.metric .m-d{margin-top:4px;font-size:12.5px;color:var(--txt-3);}

/* ===== 对比小表 ===== */
.table-wrap{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--bg-2);
}
.table-scroll{overflow-x:auto;}
table.cmp{width:100%;border-collapse:collapse;min-width:600px;}
table.cmp th,table.cmp td{padding:16px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line);}
table.cmp thead th{
  position:sticky;top:0;background:var(--bg-3);color:var(--txt);
  font-size:13.5px;font-weight:800;letter-spacing:.06em;white-space:nowrap;
}
table.cmp tbody th{font-weight:700;color:var(--txt);background:rgba(255,255,255,.02);white-space:nowrap;}
table.cmp tbody td{color:var(--txt-2);}
table.cmp tbody tr{transition:background .2s ease;}
table.cmp tbody tr:hover{background:rgba(0,224,164,.05);}
table.cmp tbody tr:last-child th,table.cmp tbody tr:last-child td{border-bottom:0;}
.mark-ok{color:var(--brand);font-weight:700;}
.mark-mid{color:var(--txt);font-weight:600;}
.mark-off{color:rgba(159,176,196,.45);}
.table-note{padding:14px 20px;font-size:13px;color:var(--txt-3);border-top:1px solid var(--line);background:rgba(255,255,255,.02);}

/* ===== 延伸阅读 ===== */
.read-grid{display:grid;grid-template-columns:1fr;gap:var(--gap);}
.read-card{
  display:flex;flex-direction:column;gap:12px;padding:26px;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.read-card:hover{transform:translateY(-4px);border-color:rgba(46,155,255,.4);box-shadow:var(--shadow);color:var(--txt);}
.read-card .r-icon{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:16px;
  color:var(--brand-2);background:rgba(46,155,255,.12);border:1px solid rgba(46,155,255,.28);
}
.read-card h3{font-size:17px;font-weight:800;color:var(--txt);}
.read-card p{font-size:14px;color:var(--txt-2);line-height:1.8;}
.read-card .r-go{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:700;color:var(--brand-2);}
.read-card:hover .r-go{color:var(--brand);}

/* ===== FAQ ===== */
.faq-list{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--bg-2);}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
  padding:18px 24px;text-align:left;font-size:16.5px;font-weight:700;color:var(--txt);
  transition:background .2s ease,color .2s ease;
}
.faq-q:hover{background:rgba(255,255,255,.03);color:var(--brand);}
.faq-q .q-idx{color:var(--brand);font-variant-numeric:tabular-nums;margin-right:12px;font-weight:800;}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  font-size:12px;color:var(--brand);background:rgba(0,224,164,.12);
  border:1px solid rgba(0,224,164,.3);transition:transform .28s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-item.is-open .faq-a{max-height:340px;}
.faq-a-inner{padding:0 24px 22px 62px;font-size:15px;color:var(--txt-2);line-height:1.85;}

/* ===== CTA 条 ===== */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-lg);padding:48px 36px;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(0,224,164,.9) 0%,rgba(10,14,23,.96) 58%,rgba(10,14,23,.98) 100%);
}
.cta-band::after{
  content:"";position:absolute;top:-30%;left:38%;width:50%;height:170%;
  background:linear-gradient(90deg,rgba(255,255,255,.14),rgba(255,255,255,0));transform:skewX(-16deg);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:26px;align-items:center;}
.cta-inner h2{font-size:26px;font-weight:800;line-height:1.4;color:#04211A;}
.cta-inner p{margin-top:10px;font-size:15px;color:rgba(4,33,26,.82);max-width:62ch;line-height:1.85;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.btn-dark{background:#061410;color:#EAF6F1;border-color:rgba(6,20,16,.6);}
.btn-dark:hover{color:#fff;background:#0B1F19;transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,0,0,.35);}
.cta-note{font-size:13px;color:rgba(4,33,26,.7);margin-top:8px;}

/* ===== 页脚 ===== */
.site-footer{background:var(--footer-bg);border-top:1px solid var(--line);padding:64px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
.footer-col h4{font-size:14px;font-weight:800;letter-spacing:.06em;color:var(--brand);margin-bottom:16px;}
.footer-col p{font-size:14px;color:var(--txt-2);line-height:1.9;max-width:42ch;}
.footer-col ul{display:grid;gap:10px;}
.footer-col ul a{font-size:14px;color:var(--txt-2);}
.footer-col ul a:hover{color:#fff;}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--txt-2);line-height:1.8;}
.footer-contact i{color:var(--brand);font-size:14px;margin-top:6px;}
.footer-bottom{
  margin-top:42px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13.5px;color:var(--txt-3);}
.to-top{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  color:var(--brand);background:rgba(0,224,164,.08);border:1px solid rgba(0,224,164,.5);
  transition:transform .25s ease,background .25s ease,box-shadow .25s ease;
}
.to-top:hover{background:rgba(0,224,164,.2);transform:translateY(-3px);box-shadow:0 0 18px rgba(0,224,164,.35);}

/* ===== 响应式 ===== */
@media (max-width:1023px){
  .section{padding:64px 0;}
  .page-hero{padding:40px 0 56px;}
  .hero-title{font-size:34px;}
  .section-title{font-size:26px;}
  .search-box{display:none;}
  .nav-toggle{display:grid;}
  .cta-band{padding:38px 26px;}
  .cta-inner h2{font-size:23px;}
}
@media (min-width:640px){
  .metric-bar{grid-template-columns:repeat(4,1fr);}
  .read-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
}
@media (min-width:1024px){
  .grid-container{padding-left:20px;padding-right:20px;}
  .hero-grid{grid-template-columns:1.35fr 1fr;gap:44px;}
  .lead-grid{grid-template-columns:1.6fr 1fr;}
  .read-grid{grid-template-columns:repeat(4,1fr);}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;}
  .cta-inner{grid-template-columns:1.7fr 1fr;}
  .asym-row{grid-template-columns:5fr 7fr;}
  .asym-row.reverse{grid-template-columns:7fr 5fr;}
}
@media (max-width:639px){
  .section{padding:48px 0;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .hero-title{font-size:28px;}
  .section-title{font-size:22px;}
  .brand-text{font-size:15px;}
  .hero-stats{gap:22px;}
  .stat .v{font-size:23px;}
  .faq-q{padding:16px 18px;font-size:15.5px;}
  .faq-a-inner{padding:0 18px 18px 18px;}
  .metric{padding:20px 16px;}
  .metric .m-v{font-size:25px;}
}

/* roulang page: category3 */
:root{
  --bg:#0A0E17;
  --bg-2:#0F1520;
  --card:#151C28;
  --card-2:#1A222F;
  --brand:#00E0A4;
  --brand-soft:rgba(0,224,164,.12);
  --blue:#2E9BFF;
  --promo:#FF5A2B;
  --yellow:#FFC53D;
  --text:#E9EFF8;
  --text-2:#B9C6D8;
  --muted:#8593A8;
  --border:rgba(255,255,255,.08);
  --border-strong:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.06);
  --glass-line:rgba(255,255,255,.12);
  --radius:16px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --shadow-soft:0 10px 26px rgba(0,0,0,.32);
  --glow:0 0 24px rgba(0,224,164,.45);
  --space:96px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::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:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--blue);text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease;}
a:hover{color:var(--brand);}
p{margin:0 0 16px;color:var(--text-2);}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:800;line-height:1.3;letter-spacing:.01em;}
h1{font-size:44px;line-height:1.2;}
h2{font-size:30px;}
h3{font-size:20px;}
h4{font-size:16px;}
ul{margin:0;padding:0;list-style:none;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 容器与栅格 ---------- */
.grid-container{max-width:1240px;margin:0 auto;padding-left:20px;padding-right:20px;width:100%;}
.grid-x{display:flex;flex-wrap:wrap;}
.grid-x.grid-margin-x{margin-left:-12px;margin-right:-12px;}
.grid-x.grid-margin-x>.cell{padding-left:12px;padding-right:12px;}
section{position:relative;}
.section{padding:var(--space) 0;}
.section--tight{padding:64px 0;}
.section--alt{background:var(--bg-2);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--brand);
  background:var(--brand-soft);border:1px solid rgba(0,224,164,.28);
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;font-weight:700;
}
.section-head p{font-size:16px;margin-top:14px;margin-bottom:0;max-width:70ch;}
.section-head h2{margin-top:4px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(10,14,23,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.nav-top{height:64px;display:flex;align-items:center;}
.nav-inner{display:flex;align-items:center;gap:20px;width:100%;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:30px;height:30px;border-radius:9px;flex:0 0 auto;
  background:linear-gradient(140deg,var(--brand),#0aa6ff);
  box-shadow:0 0 18px rgba(0,224,164,.4);
  display:flex;align-items:center;justify-content:center;
  color:#04120E;font-weight:900;font-size:15px;
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.02em;white-space:nowrap;}
.brand-text em{font-style:normal;color:var(--brand);}
.nav-search{
  flex:1 1 auto;max-width:400px;
  display:flex;align-items:center;gap:10px;
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--radius-pill);padding:8px 16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:rgba(0,224,164,.6);box-shadow:0 0 0 3px rgba(0,224,164,.14);}
.nav-search i{color:var(--muted);font-size:14px;}
.nav-search input{
  flex:1 1 auto;background:transparent;border:0;color:var(--text);
  font-size:14px;outline:none;padding:0;
}
.nav-search input::placeholder{color:var(--muted);}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--text);
  cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:rgba(0,224,164,.5);color:var(--brand);}

.channel-bar{border-top:1px solid rgba(255,255,255,.05);}
.channel-scroll{
  display:flex;align-items:center;gap:10px;
  height:48px;overflow-x:auto;overflow-y:hidden;
  scrollbar-width:none;-ms-overflow-style:none;
}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel{
  flex:0 0 auto;font-size:14px;font-weight:600;color:var(--text-2);
  padding:6px 16px;border-radius:var(--radius-pill);
  border:1px solid transparent;white-space:nowrap;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.channel:hover{color:var(--text);background:rgba(255,255,255,.05);}
.channel.is-active{
  color:var(--brand);border-color:rgba(0,224,164,.45);
  background:var(--brand-soft);
}
.nav-drawer{display:none;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:700;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:all .22s ease;white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#04120E;box-shadow:var(--glow);}
.btn-primary:hover{background:#1cf0b6;color:#04120E;transform:translateY(-2px);box-shadow:0 0 30px rgba(0,224,164,.6);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border-strong);}
.btn-ghost:hover{color:var(--brand);border-color:rgba(0,224,164,.55);background:rgba(0,224,164,.07);transform:translateY(-2px);}
.btn-promo{background:var(--promo);color:#fff;box-shadow:0 0 22px rgba(255,90,43,.4);}
.btn-promo:hover{background:#ff7147;color:#fff;transform:translateY(-2px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);padding:22px 0 0;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:rgba(255,255,255,.22);}
.breadcrumb .current{color:var(--text-2);}

/* ---------- Hero ---------- */
.page-hero{padding:40px 0 88px;position:relative;overflow:hidden;}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  opacity:.40;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(10,14,23,.96) 8%,rgba(10,14,23,.78) 52%,rgba(10,14,23,.62) 100%);
}
.page-hero .grid-container{position:relative;z-index:2;}
.hero-grid{display:flex;flex-wrap:wrap;align-items:center;gap:36px;}
.hero-copy{flex:1 1 520px;min-width:0;}
.hero-copy h1{max-width:19ch;}
.hero-copy h1 span{color:var(--brand);}
.hero-lead{font-size:18px;color:var(--text-2);margin-top:18px;max-width:60ch;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag-chip{
  font-size:13px;color:var(--text-2);padding:6px 14px;border-radius:var(--radius-pill);
  background:var(--glass);border:1px solid var(--glass-line);
}
.tag-chip i{color:var(--brand);margin-right:6px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}

.hero-visual{flex:0 1 420px;min-width:0;position:relative;}
.hero-visual .visual-frame{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);
  box-shadow:var(--shadow);aspect-ratio:16/11;background:var(--card);
}
.hero-visual .visual-frame img{width:100%;height:100%;object-fit:cover;}
.glass-note{
  position:absolute;left:-20px;bottom:-24px;right:auto;max-width:280px;
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--radius);padding:18px 20px;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12),var(--shadow-soft);
}
.glass-note strong{display:block;font-size:15px;color:var(--text);margin-bottom:6px;}
.glass-note p{font-size:13px;margin:0;color:var(--muted);line-height:1.7;}

/* ---------- 动态卡片 ---------- */
.news-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(0,224,164,.32);box-shadow:var(--shadow);}
.news-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:#0d1220;}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-cover img{transform:scale(1.03);}
.news-badge{
  position:absolute;left:14px;top:14px;
  font-size:12px;font-weight:700;padding:4px 12px;border-radius:8px;
  background:rgba(10,14,23,.82);border:1px solid rgba(0,224,164,.4);color:var(--brand);
  backdrop-filter:blur(6px);
}
.news-body{padding:22px;display:flex;flex-direction:column;flex:1 1 auto;}
.news-body h3{font-size:18px;margin-bottom:10px;}
.news-body p{font-size:14px;line-height:1.8;margin:0 0 18px;flex:1 1 auto;}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid var(--border);padding-top:14px;font-size:13px;color:var(--muted);
}
.news-meta .arrow{color:var(--brand);}

/* ---------- 步骤条 ---------- */
.steps{display:flex;flex-wrap:wrap;gap:0;counter-reset:step;}
.step{
  flex:1 1 240px;min-width:0;position:relative;
  padding:26px 24px 26px 24px;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  margin:0 14px 18px 0;
  transition:transform .25s ease,border-color .25s ease;
}
.step:last-child{margin-right:0;}
.step:hover{transform:translateY(-4px);border-color:rgba(0,224,164,.3);}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;margin-bottom:16px;
  background:var(--brand-soft);border:1px solid rgba(0,224,164,.35);
  color:var(--brand);font-weight:800;font-size:16px;font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;margin-bottom:10px;}
.step p{font-size:14px;margin:0;line-height:1.8;}
.step-line{
  height:2px;width:100%;margin-top:18px;border-radius:2px;
  background:linear-gradient(90deg,var(--brand),rgba(0,224,164,0));
}

/* ---------- FAQ ---------- */
.faq-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.faq-tab{
  padding:10px 22px;border-radius:var(--radius-pill);cursor:pointer;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--text-2);
  font-size:14px;font-weight:700;transition:all .2s ease;
}
.faq-tab:hover{color:var(--text);border-color:var(--border-strong);}
.faq-tab.is-active{color:var(--brand);border-color:rgba(0,224,164,.5);background:var(--brand-soft);}
.faq-panel{display:none;}
.faq-panel.is-active{display:block;}
.faq-item{
  border:1px solid var(--border);border-radius:var(--radius-sm);
  background:var(--card);margin-bottom:12px;overflow:hidden;
  transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:rgba(0,224,164,.32);background:var(--card-2);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;gap:14px;
  font-size:16px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand);}
.faq-idx{
  flex:0 0 auto;font-size:13px;font-weight:800;color:var(--brand);
  font-variant-numeric:tabular-nums;letter-spacing:.04em;
}
.faq-sign{margin-left:auto;color:var(--muted);transition:transform .25s ease,color .25s ease;font-size:14px;}
.faq-item[open] .faq-sign{transform:rotate(180deg);color:var(--brand);}
.faq-answer{padding:0 22px 20px 56px;font-size:15px;line-height:1.85;color:var(--text-2);}

/* ---------- 服务承诺 ---------- */
.promise{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:28px 24px;height:100%;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.promise:hover{transform:translateY(-4px);border-color:rgba(0,224,164,.3);box-shadow:var(--shadow-soft);}
.promise-icon{
  width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);border:1px solid rgba(0,224,164,.3);color:var(--brand);
  font-size:19px;margin-bottom:18px;
}
.promise h3{font-size:17px;margin-bottom:10px;}
.promise p{font-size:14px;margin:0;line-height:1.8;}

/* ---------- 表单 ---------- */
.consult-wrap{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:32px;box-shadow:var(--shadow-soft);
}
.form-row{margin-bottom:18px;}
.form-row label{display:block;font-size:14px;font-weight:700;color:var(--text-2);margin-bottom:8px;}
.form-row .req{color:var(--promo);margin-left:4px;}
.form-row input,.form-row textarea{
  width:100%;background:rgba(255,255,255,.04);border:1px solid var(--border);
  border-radius:var(--radius-sm);padding:13px 16px;color:var(--text);
  font-size:15px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-row input::placeholder,.form-row textarea::placeholder{color:#6C7A8E;}
.form-row input:focus,.form-row textarea:focus{
  border-color:rgba(0,224,164,.65);background:rgba(0,224,164,.05);
  box-shadow:0 0 0 3px rgba(0,224,164,.12);
}
.form-row textarea{min-height:110px;resize:vertical;line-height:1.8;}
.form-hint{font-size:13px;color:var(--muted);margin:14px 0 20px;}
.form-msg{
  display:none;font-size:14px;margin-top:16px;padding:12px 16px;border-radius:var(--radius-sm);
  background:rgba(0,224,164,.1);border:1px solid rgba(0,224,164,.35);color:var(--brand);
}
.form-msg.is-visible{display:block;}
.side-card{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--radius);
  padding:26px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12);height:100%;
}
.side-card h3{font-size:18px;margin-bottom:16px;}
.side-list li{
  display:flex;gap:12px;font-size:14px;color:var(--text-2);
  padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.09);line-height:1.75;
}
.side-list li:last-child{border-bottom:0;}
.side-list i{color:var(--brand);margin-top:5px;}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius);
  padding:44px 40px;border:1px solid var(--border);
  background:linear-gradient(105deg,rgba(0,224,164,.16),rgba(10,14,23,.4) 46%,rgba(255,90,43,.12)),
             var(--card);
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;
  background:linear-gradient(45deg,transparent 46%,rgba(0,224,164,.12) 47%,transparent 53%);
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;gap:24px;justify-content:space-between;}
.cta-inner h2{font-size:26px;margin-bottom:8px;}
.cta-inner p{margin:0;font-size:15px;max-width:52ch;}

/* ---------- 页脚 ---------- */
.site-footer{background:#070B12;border-top:1px solid var(--border);margin-top:0;padding-top:64px;}
.footer-grid{display:flex;flex-wrap:wrap;gap:32px;}
.footer-col{flex:1 1 220px;min-width:0;}
.footer-col:first-child{flex:1 1 320px;}
.footer-col h4{font-size:14px;color:var(--brand);letter-spacing:.06em;margin-bottom:16px;font-weight:800;}
.footer-col p{font-size:14px;color:var(--muted);line-height:1.85;margin:0;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:var(--text-2);}
.footer-col ul a:hover{color:#fff;}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:var(--muted);line-height:1.75;}
.footer-contact i{color:var(--brand);margin-top:5px;}
.footer-bottom{
  margin-top:48px;border-top:1px solid var(--border);padding:22px 0 30px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
}
.footer-bottom p{margin:0;font-size:13px;color:var(--muted);}
.to-top{
  width:44px;height:44px;border-radius:50%;cursor:pointer;
  background:transparent;border:1px solid rgba(0,224,164,.5);color:var(--brand);
  display:flex;align-items:center;justify-content:center;transition:all .2s ease;
}
.to-top:hover{background:var(--brand-soft);transform:translateY(-2px);box-shadow:var(--glow);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  h1{font-size:36px;}
  h2{font-size:26px;}
  .section{padding:64px 0;}
  .nav-search{display:none;}
  .hero-grid{gap:28px;}
  .hero-visual{flex:1 1 100%;}
  .glass-note{position:static;max-width:none;margin-top:16px;}
  .step{flex:1 1 300px;margin-right:0;}
  .footer-col{flex:1 1 45%;}
}
@media screen and (max-width:767px){
  body{font-size:15.5px;}
  h1{font-size:28px;line-height:1.28;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  :root{--space:48px;}
  .section{padding:48px 0;}
  .section--tight{padding:44px 0;}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn{display:none;}
  .nav-drawer{
    display:none;border-top:1px solid var(--border);padding:12px 0 18px;
  }
  .nav-drawer.is-open{display:block;}
  .nav-drawer a{
    display:block;padding:12px 4px;font-size:15px;color:var(--text-2);
    border-bottom:1px dashed rgba(255,255,255,.08);
  }
  .nav-drawer a.is-active{color:var(--brand);}
  .page-hero{padding:26px 0 56px;}
  .hero-visual .visual-frame{aspect-ratio:16/10;}
  .step{flex:1 1 100%;margin-bottom:14px;}
  .faq-answer{padding-left:22px;}
  .cta-band{padding:32px 22px;}
  .cta-inner h2{font-size:21px;}
  .footer-col{flex:1 1 100%;}
  .consult-wrap{padding:22px;}
  .side-card{padding:22px;}
}
@media screen and (max-width:519px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .brand-text{font-size:15px;}
  .hero-actions .btn{width:100%;}
  .faq-item summary{padding:16px 16px;font-size:15px;}
  .faq-answer{padding:0 16px 18px 16px;}
}