/* roulang page: index */
:root{
  --brand-500:#2BE3C6;
  --brand-600:#14B8A0;
  --brand-400:#6FF3DC;
  --accent-500:#FF7A2F;
  --accent-600:#E85D12;
  --accent-soft:rgba(255,122,47,.14);
  --bg-0:#050B18;
  --bg-1:#0A1428;
  --bg-2:#101D38;
  --ink-100:#EAF2FF;
  --ink-300:#A9BAD3;
  --ink-500:#6B7C99;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --glass:rgba(255,255,255,.055);
  --glass-2:rgba(255,255,255,.09);
  --danger:#FF5C7A;
  --r-lg:18px;
  --r-md:14px;
  --r-btn:12px;
  --shadow-card:0 10px 30px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(43,227,198,.35), 0 8px 28px rgba(43,227,198,.22);
  --glow-soft:0 0 0 1px rgba(43,227,198,.22), 0 6px 20px rgba(43,227,198,.14);
  --glow-accent:0 0 0 1px rgba(255,122,47,.42), 0 8px 24px rgba(255,122,47,.20);
  --font:-apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  --nav-h:66px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--ink-300);
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    repeating-linear-gradient(45deg, rgba(43,227,198,.05) 0 1px, transparent 1px 16px),
    radial-gradient(rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:auto, 28px 28px;
  opacity:.75;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
.site-header,.site-main,.site-footer{position:relative;z-index:1}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

/* ============ 顶部通告条 ============ */
.promo-bar{background:var(--accent-soft);border-bottom:1px solid rgba(255,122,47,.22);font-size:13px}
.promo-bar .container{height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.promo-left{display:flex;align-items:center;gap:10px;color:var(--ink-300);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.promo-dot{width:7px;height:7px;border-radius:50%;background:var(--accent-500);box-shadow:0 0 10px rgba(255,122,47,.9);flex:none}
.promo-right{display:flex;align-items:center;gap:8px;color:var(--ink-500);flex:none}
.promo-clock{font-variant-numeric:tabular-nums;color:var(--accent-500);font-weight:700;letter-spacing:.04em}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;transition:background .25s ease, border-color .25s ease, backdrop-filter .25s ease;border-bottom:1px solid transparent}
.site-header.is-scrolled{background:rgba(5,11,24,.82);backdrop-filter:blur(14px) saturate(130%);-webkit-backdrop-filter:blur(14px) saturate(130%);border-bottom-color:var(--line)}
.nav{height:var(--nav-h);display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(150deg, rgba(43,227,198,.22), rgba(43,227,198,.04));border:1px solid rgba(43,227,198,.45);box-shadow:0 0 16px rgba(43,227,198,.22);color:var(--brand-400);font-weight:800;font-size:13px;letter-spacing:.02em}
.brand-text{font-size:17px;font-weight:800;color:var(--ink-100);letter-spacing:.01em;white-space:nowrap}
.brand-text em{font-style:normal;color:var(--brand-400)}
.nav-menu{display:flex;align-items:center;gap:28px;margin-left:12px}
.nav-link{position:relative;font-size:15px;color:var(--ink-300);padding:6px 0;transition:color .2s ease}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand-500),transparent);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;box-shadow:0 0 10px rgba(43,227,198,.7)}
.nav-link:hover{color:var(--ink-100)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand-400)}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{display:flex;align-items:center;gap:8px;height:38px;padding:0 14px;border-radius:999px;background:var(--glass);border:1px solid var(--line);transition:border-color .2s ease, box-shadow .2s ease}
.nav-search:focus-within{border-color:rgba(43,227,198,.6);box-shadow:var(--glow-soft)}
.nav-search svg{width:15px;height:15px;color:var(--ink-500);flex:none}
.nav-search input{width:132px;background:none;border:0;outline:none;font-size:14px;color:var(--ink-100)}
.nav-search input::placeholder{color:var(--ink-500)}
.nav-login{font-size:15px;color:var(--ink-300);padding:8px 6px;transition:color .2s ease}
.nav-login:hover{color:var(--brand-400)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(120deg,var(--brand-600),var(--brand-500));color:#03201B;box-shadow:var(--glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(43,227,198,.55), 0 12px 34px rgba(43,227,198,.34)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:var(--glass);border:1px solid var(--line-strong);color:var(--ink-100);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.btn-ghost:hover{background:rgba(43,227,198,.12);border-color:rgba(43,227,198,.45);transform:translateY(-2px)}
.btn-accent{background:linear-gradient(120deg,var(--accent-600),var(--accent-500));color:#2A1002}
.btn-accent:hover{background:linear-gradient(120deg,#C94E0C,#F26A1C)}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--glass);align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-100);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--ink-100)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer-mask{position:fixed;inset:0;background:rgba(2,6,14,.68);backdrop-filter:blur(3px);opacity:0;visibility:hidden;transition:opacity .25s ease, visibility .25s ease;z-index:70}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);background:rgba(10,20,40,.96);backdrop-filter:blur(16px);border-left:1px solid var(--line);transform:translateX(102%);transition:transform .3s ease;z-index:80;display:flex;flex-direction:column;padding:22px 20px}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-title{font-size:15px;font-weight:700;color:var(--ink-100)}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);color:var(--ink-300);display:grid;place-items:center;font-size:18px}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{padding:13px 12px;border-radius:12px;font-size:15px;color:var(--ink-300);border:1px solid transparent}
.drawer-nav a:hover,.drawer-nav a.active{background:rgba(43,227,198,.10);border-color:rgba(43,227,198,.28);color:var(--brand-400)}
.drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line)}
body.drawer-open .drawer{transform:translateX(0)}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}

/* ============ 通用板块 ============ */
.section{padding:64px 0}
@media (min-width:768px){.section{padding:88px 0}}
.section-alt{background:linear-gradient(180deg,rgba(16,29,56,.55),rgba(10,20,40,.2));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head-left{display:flex;gap:14px;align-items:flex-start}
.section-num{font-size:13px;font-weight:800;color:var(--brand-500);letter-spacing:.14em;font-variant-numeric:tabular-nums;padding-top:9px}
.section-title{font-size:clamp(23px,2.8vw,34px);font-weight:700;color:var(--ink-100);line-height:1.3;position:relative;padding-left:16px}
.section-title::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:3px;border-radius:3px;background:linear-gradient(180deg,var(--brand-400),rgba(43,227,198,.05));box-shadow:0 0 12px rgba(43,227,198,.75)}
.section-desc{font-size:15px;color:var(--ink-500);margin-top:8px;padding-left:16px;max-width:640px}
.link-more{font-size:14px;color:var(--brand-400);border-bottom:1px solid rgba(43,227,198,.35);padding-bottom:2px;transition:color .2s ease,border-color .2s ease}
.link-more:hover{color:var(--brand-500);border-color:var(--brand-500)}
.eyebrow{font-size:12px;letter-spacing:.18em;color:var(--brand-400);text-transform:uppercase;font-weight:700}
.glass{background:var(--glass);border:1px solid var(--line);border-radius:var(--r-lg);backdrop-filter:blur(14px) saturate(130%);-webkit-backdrop-filter:blur(14px) saturate(130%);box-shadow:var(--shadow-card)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:12px;background:var(--bg-2);border:1px solid var(--line-strong);color:var(--ink-300)}
.badge-brand{background:rgba(43,227,198,.12);border-color:rgba(43,227,198,.38);color:var(--brand-400)}
.badge-accent{background:var(--accent-soft);border-color:rgba(255,122,47,.42);color:var(--accent-500)}
.tag{display:inline-flex;align-items:center;padding:3px 10px;border-radius:8px;font-size:12px;color:var(--ink-300);background:var(--bg-2);border:1px solid var(--line)}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;background-image:linear-gradient(100deg,rgba(5,11,24,.96) 0%,rgba(5,11,24,.80) 46%,rgba(5,11,24,.42) 100%),url(/assets/images/backpic/back-1.webp);background-size:cover;background-position:center right;background-repeat:no-repeat}
.hero-bg::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(45deg,rgba(43,227,198,.05) 0 1px,transparent 1px 18px);opacity:.9}
.hero-bg::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 18% 32%,rgba(43,227,198,.16),transparent 70%)}
.hero-inner{position:relative;display:grid;gap:40px;min-height:560px;align-content:center;padding:64px 0}
.hero-copy{max-width:660px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.18em;color:var(--brand-400);font-weight:700;margin-bottom:18px;text-transform:uppercase}
.hero-eyebrow i{width:22px;height:2px;border-radius:2px;background:var(--brand-500);box-shadow:0 0 10px rgba(43,227,198,.8)}
.hero h1{font-size:clamp(30px,4.4vw,52px);font-weight:800;line-height:1.18;color:var(--ink-100);letter-spacing:-.01em}
.hero h1 span{color:var(--brand-400)}
.hero-sub{margin-top:18px;font-size:clamp(15px,1.6vw,18px);color:var(--ink-300);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-badge{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-300);padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line)}
.hero-badge svg{width:14px;height:14px;color:var(--brand-500);flex:none}
.hero-card{padding:24px;border-radius:var(--r-lg);background:rgba(255,255,255,.055);border:1px solid var(--line);backdrop-filter:blur(14px) saturate(130%);-webkit-backdrop-filter:blur(14px) saturate(130%);box-shadow:var(--shadow-card);position:relative;overflow:hidden;align-self:center}
.hero-card::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(43,227,198,.85),transparent)}
.hero-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}
.hero-card-title{font-size:18px;font-weight:700;color:var(--ink-100)}
.hero-card-note{font-size:12px;color:var(--ink-500);margin-bottom:16px}
.hero-list{display:flex;flex-direction:column;gap:10px;margin-bottom:18px}
.hero-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-300);padding:10px 12px;border-radius:var(--r-md);background:rgba(16,29,56,.6);border:1px solid var(--line)}
.hero-list li::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--brand-500);box-shadow:0 0 8px rgba(43,227,198,.85);margin-top:8px;flex:none}
.countdown-label{font-size:12px;color:var(--ink-500);letter-spacing:.08em}
.countdown{display:flex;align-items:baseline;gap:4px;font-variant-numeric:tabular-nums;font-weight:800;color:var(--ink-100);font-size:30px;letter-spacing:.02em;margin:6px 0 16px;font-family:"SFMono-Regular",Menlo,Consolas,monospace}
.countdown em{font-style:normal;color:var(--brand-500);opacity:.85;font-weight:600}
@media (min-width:1024px){
  .hero-inner{grid-template-columns:1.45fr 1fr;align-items:center;min-height:600px}
}
@media (max-width:767px){
  .hero-inner{min-height:480px;padding:48px 0;gap:28px}
  .hero-actions .btn{width:100%}
}

/* ============ 权益阶梯 ============ */
.tier-grid{display:grid;gap:24px;padding-bottom:0}
.tier{padding:24px;border-radius:var(--r-lg);background:rgba(255,255,255,.05);border:1px solid var(--line);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:var(--shadow-card);position:relative;transition:transform .22s ease-out,border-color .22s ease-out}
.tier:hover{border-color:rgba(43,227,198,.35);transform:translateY(-4px)}
.tier-badge{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--brand-400);background:rgba(43,227,198,.10);border:1px solid rgba(43,227,198,.34)}
.tier h3{font-size:19px;font-weight:700;color:var(--ink-100);margin:16px 0 12px}
.tier ul{display:flex;flex-direction:column;gap:9px}
.tier ul li{font-size:14px;color:var(--ink-300);display:flex;gap:9px;align-items:flex-start}
.tier ul li::before{content:"";width:5px;height:5px;border-radius:2px;background:var(--brand-500);margin-top:9px;flex:none}
.tier-gate{margin-top:18px;padding-top:14px;border-top:1px dashed var(--line-strong);font-size:12.5px;color:var(--ink-500)}
.tier.featured{border-color:rgba(43,227,198,.45);box-shadow:var(--glow);background:rgba(43,227,198,.055)}
.tier-flag{position:absolute;top:16px;right:16px;font-size:11px;padding:3px 9px;border-radius:999px;background:rgba(43,227,198,.16);border:1px solid rgba(43,227,198,.5);color:var(--brand-400);font-weight:700}
@media (min-width:1024px){
  .tier-grid{grid-template-columns:repeat(4,1fr);padding-bottom:56px}
  .tier{transform:translateY(calc(var(--i,0) * 16px))}
  .tier:hover{transform:translateY(calc(var(--i,0) * 16px - 4px))}
}
@media (min-width:640px) and (max-width:1023px){.tier-grid{grid-template-columns:repeat(2,1fr)}}

/* ============ 方案对比表 ============ */
.table-wrap{overflow-x:auto;border-radius:var(--r-lg);border:1px solid var(--line);background:rgba(255,255,255,.045);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:var(--shadow-card);-webkit-overflow-scrolling:touch}
.plan-table{min-width:760px;font-size:14px}
.plan-table th,.plan-table td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
.plan-table thead th{background:rgba(16,29,56,.86);color:var(--ink-100);font-weight:700;font-size:15px;position:sticky;top:0;z-index:2}
.plan-table tbody tr:last-child td{border-bottom:0}
.plan-table tbody tr:hover td{background:rgba(43,227,198,.035)}
.plan-table th:first-child,.plan-table td:first-child{position:sticky;left:0;z-index:3;background:rgba(10,20,40,.97);color:var(--ink-100);font-weight:600;min-width:140px;border-right:1px solid var(--line)}
.plan-table tbody tr:hover td:first-child{background:rgba(13,26,48,.98)}
.plan-name{display:block;font-size:16px;color:var(--ink-100)}
.plan-price{display:block;font-size:12.5px;color:var(--ink-500);font-weight:500;margin-top:2px}
.col-featured{background:rgba(43,227,198,.075);position:relative}
.plan-table tbody td.col-featured{background:rgba(43,227,198,.06)}
.plan-table tbody tr:hover td.col-featured{background:rgba(43,227,198,.10)}
.col-featured::after{content:"";position:absolute;left:0;top:0;bottom:0;width:1px;background:linear-gradient(180deg,transparent,rgba(43,227,198,.6),transparent)}
.col-featured::before{content:"";position:absolute;right:0;top:0;bottom:0;width:1px;background:linear-gradient(180deg,transparent,rgba(43,227,198,.6),transparent)}
.ribbon{position:absolute;top:-1px;left:50%;transform:translateX(-50%);font-size:11px;font-weight:700;color:#03201B;background:linear-gradient(120deg,var(--brand-600),var(--brand-500));padding:3px 12px;border-radius:0 0 8px 8px;letter-spacing:.06em;white-space:nowrap}
.plan-cell-btn{margin-top:20px}
.plan-table td .btn{min-height:38px;font-size:13.5px;padding:0 16px}
.table-hint{font-size:13px;color:var(--ink-500);margin-top:14px}

/* ============ 限时入口 ============ */
.limit-card{display:grid;gap:0;overflow:hidden;border-radius:var(--r-lg);border:1px solid rgba(255,122,47,.28);background:rgba(255,255,255,.05);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 10px 30px rgba(0,0,0,.35),0 0 0 1px rgba(255,122,47,.14)}
.limit-left{padding:32px 24px}
.limit-left h3{font-size:clamp(20px,2.3vw,27px);font-weight:700;color:var(--ink-100);margin:14px 0 12px}
.limit-left p{font-size:14.5px;color:var(--ink-300)}
.limit-clock{display:flex;align-items:baseline;gap:6px;font-family:"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;font-weight:800;font-size:clamp(28px,4vw,40px);letter-spacing:.03em;margin:20px 0 6px}
.limit-clock .c-brand{color:var(--brand-500)}
.limit-clock .c-accent{color:var(--accent-500)}
.limit-clock .sep{color:var(--ink-500);opacity:.6}
.progress-wrap{margin-top:20px}
.progress-top{display:flex;justify-content:space-between;font-size:13px;color:var(--ink-500);margin-bottom:8px}
.progress-top b{color:var(--accent-500);font-variant-numeric:tabular-nums}
.progress{height:8px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.progress span{display:block;height:100%;width:82%;border-radius:999px;background:linear-gradient(90deg,var(--brand-500),var(--accent-500));box-shadow:0 0 14px rgba(255,122,47,.45)}
.limit-right{position:relative;min-height:230px;overflow:hidden}
.limit-right img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.limit-right::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,20,40,.9),rgba(10,20,40,.15) 60%);clip-path:polygon(0 0,32% 0,0 100%,0 100%)}
.limit-flag{position:absolute;top:0;right:0;z-index:2;padding:5px 14px;font-size:12px;font-weight:700;color:#2A1002;background:linear-gradient(120deg,var(--accent-600),var(--accent-500));border-radius:0 var(--r-lg) 0 10px;box-shadow:var(--glow-accent)}
@media (min-width:900px){.limit-card{grid-template-columns:55% 45%}.limit-left{padding:44px 40px}.limit-right{min-height:100%}}

/* ============ 最新信息（CMS） ============ */
.news-grid{display:grid;gap:24px}
.news-card{display:flex;flex-direction:column;border-radius:var(--r-lg);background:rgba(255,255,255,.05);border:1px solid var(--line);overflow:hidden;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:var(--shadow-card);transition:transform .22s ease-out,border-color .22s ease-out;height:100%}
.news-card:hover{transform:translateY(-4px);border-color:rgba(43,227,198,.35)}
.news-cover{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2)}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease-out}
.news-card:hover .news-cover img{transform:scale(1.05)}
.news-cover .badge{position:absolute;top:12px;left:12px;z-index:2;backdrop-filter:blur(8px)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:17px;font-weight:700;line-height:1.55;color:var(--ink-100);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease}
.news-card:hover .news-body h3{color:var(--brand-400)}
.news-body p{font-size:14px;color:var(--ink-500);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-500)}
.news-meta time{font-variant-numeric:tabular-nums}
.news-meta a{color:var(--brand-400);transition:color .2s ease}
.news-meta a:hover{color:var(--brand-500)}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr)}}
@media (min-width:640px) and (max-width:1023px){.news-grid{grid-template-columns:repeat(2,1fr)}}
.empty-state{grid-column:1/-1;padding:56px 24px;text-align:center;border-radius:var(--r-lg);background:rgba(16,29,56,.55);border:1px dashed var(--line-strong)}
.empty-icon{width:46px;height:46px;margin:0 auto 16px;border-radius:14px;display:grid;place-items:center;background:rgba(43,227,198,.10);border:1px solid rgba(43,227,198,.32);color:var(--brand-400);font-size:20px}
.empty-state p{font-size:15px;color:var(--ink-300)}
.empty-state a{display:inline-block;margin-top:12px;font-size:14px;color:var(--brand-400);border-bottom:1px solid rgba(43,227,198,.35)}

/* ============ 服务概览 ============ */
.overview{display:grid;gap:32px}
.metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.metric{padding:20px;border-radius:var(--r-md);background:rgba(16,29,56,.62);border:1px solid var(--line)}
.metric b{display:block;font-family:"SFMono-Regular",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;font-size:clamp(26px,3.4vw,38px);font-weight:800;color:var(--brand-400);line-height:1.1;letter-spacing:-.01em}
.metric span{display:block;margin-top:8px;font-size:13.5px;color:var(--ink-500)}
.overview-copy h3{font-size:21px;font-weight:700;color:var(--ink-100);margin-bottom:14px}
.overview-copy p{font-size:15px;color:var(--ink-300);margin-bottom:14px}
.overview-tags{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0 24px}
@media (min-width:900px){.overview{grid-template-columns:1fr 1.15fr;align-items:center;gap:52px}.metrics{grid-template-columns:repeat(2,1fr)}}
.flow{display:grid;gap:16px;margin-top:44px}
.flow-step{display:flex;gap:16px;padding:20px;border-radius:var(--r-md);background:rgba(255,255,255,.045);border:1px solid var(--line);transition:border-color .2s ease,transform .2s ease-out}
.flow-step:hover{border-color:rgba(43,227,198,.3);transform:translateY(-3px)}
.flow-num{flex:none;width:36px;height:36px;border-radius:11px;display:grid;place-items:center;font-weight:800;font-size:14px;font-variant-numeric:tabular-nums;color:var(--brand-400);background:rgba(43,227,198,.10);border:1px solid rgba(43,227,198,.32)}
.flow-step h4{font-size:16px;font-weight:700;color:var(--ink-100);margin-bottom:6px}
.flow-step p{font-size:14px;color:var(--ink-500)}
@media (min-width:900px){.flow{grid-template-columns:repeat(3,1fr)}}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{border-radius:var(--r-md);background:rgba(255,255,255,.05);border:1px solid var(--line);overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;position:relative}
.faq-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--brand-400),rgba(43,227,198,.1));box-shadow:0 0 12px rgba(43,227,198,.7);opacity:0;transition:opacity .22s ease}
.faq-item.open{border-color:rgba(43,227,198,.35);box-shadow:var(--glow-soft)}
.faq-item.open::before{opacity:1}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px 18px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--ink-100);transition:color .2s ease}
.faq-q:hover{color:var(--brand-400)}
.faq-icon{flex:none;width:26px;height:26px;border-radius:8px;border:1px solid var(--line-strong);display:grid;place-items:center;color:var(--brand-400);font-size:16px;line-height:1;transition:transform .26s ease,background .26s ease}
.faq-item.open .faq-icon{transform:rotate(180deg);background:rgba(43,227,198,.14)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-item.open .faq-a{max-height:360px}
.faq-a p{padding:0 24px 20px;font-size:14.5px;color:var(--ink-300)}
@media (min-width:900px){.faq-wrap{display:grid;grid-template-columns:1fr;gap:24px}}

/* ============ 表单 CTA ============ */
.cta-grid{display:grid;gap:32px}
.cta-copy h2{font-size:clamp(23px,2.8vw,34px);font-weight:700;color:var(--ink-100);line-height:1.32;position:relative;padding-left:16px}
.cta-copy h2::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:3px;border-radius:3px;background:linear-gradient(180deg,var(--brand-400),rgba(43,227,198,.05));box-shadow:0 0 12px rgba(43,227,198,.75)}
.cta-copy p{margin-top:16px;font-size:15px;color:var(--ink-300);max-width:520px}
.cta-points{display:flex;flex-direction:column;gap:12px;margin-top:24px}
.cta-points li{display:flex;gap:11px;font-size:14.5px;color:var(--ink-300)}
.cta-points li::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--brand-500);box-shadow:0 0 8px rgba(43,227,198,.8);margin-top:9px;flex:none}
.cta-time{margin-top:24px;font-size:13.5px;color:var(--ink-500);padding:12px 16px;border-radius:var(--r-md);background:rgba(16,29,56,.6);border:1px solid var(--line)}
.cta-form{padding:26px;border-radius:var(--r-lg);background:rgba(255,255,255,.055);border:1px solid var(--line);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:var(--shadow-card);position:relative;overflow:hidden}
.cta-form::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(43,227,198,.8),transparent)}
.form-row{display:grid;gap:16px;margin-bottom:16px}
@media (min-width:640px){.form-row.two{grid-template-columns:1fr 1fr}}
.field label{display:block;font-size:13.5px;color:var(--ink-300);margin-bottom:8px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border-radius:var(--r-btn);background:rgba(10,20,40,.7);border:1px solid var(--line-strong);color:var(--ink-100);font-size:14.5px;transition:border-color .2s ease,box-shadow .2s ease}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-500)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:rgba(43,227,198,.65);box-shadow:0 0 0 3px rgba(43,227,198,.14)}
.field textarea{min-height:110px;resize:vertical}
.field.error input,.field.error select,.field.error textarea{border-color:var(--danger);box-shadow:0 0 0 3px rgba(255,92,122,.14)}
.field-error{display:none;font-size:12.5px;color:var(--danger);margin-top:6px}
.field.error .field-error{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--ink-500);margin:4px 0 20px}
.check-row input{width:16px;height:16px;margin-top:4px;accent-color:var(--brand-500);flex:none}
.check-row a{color:var(--brand-400);border-bottom:1px solid rgba(43,227,198,.3)}
.form-success{display:none;margin-top:16px;padding:14px 16px;border-radius:var(--r-md);background:rgba(43,227,198,.10);border:1px solid rgba(43,227,198,.45);color:var(--brand-400);font-size:14px;box-shadow:var(--glow-soft)}
.form-success.show{display:block}
@media (min-width:900px){.cta-grid{grid-template-columns:1fr 1fr;gap:52px;align-items:start}}

/* ============ 页脚 ============ */
.site-footer{margin-top:24px;border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(10,20,40,.6),rgba(5,11,24,.95))}
.footer-grid{display:grid;gap:32px;padding:56px 0 40px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p{font-size:14px;color:var(--ink-500);max-width:320px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-title{font-size:14px;font-weight:700;color:var(--ink-100);margin-bottom:16px;letter-spacing:.04em}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a,.footer-links span{font-size:14px;color:var(--ink-500);transition:color .2s ease}
.footer-links a:hover{color:var(--brand-400)}
.footer-bottom{border-top:1px solid var(--line);padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-500)}
.footer-bottom .domain{color:var(--ink-300)}

/* ============ 响应式导航 ============ */
@media (max-width:1150px){
  .nav-menu{gap:20px;margin-left:4px}
  .nav-link{font-size:14px}
  .nav-search input{width:110px}
}
@media (max-width:1023px){
  .nav-menu{display:none}
  .nav-toggle{display:inline-flex}
  .nav-search{display:none}
  .nav-login{display:none}
}
@media (max-width:767px){
  .promo-bar .container{height:auto;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
  .brand-text{font-size:16px}
  .btn{padding:0 18px}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px}
  .news-body{padding:16px}
  .tier{padding:20px}
  .cta-form{padding:20px}
}
@media (max-width:479px){
  body{font-size:15px}
  .hero h1{font-size:clamp(26px,7vw,32px)}
  .metric b{font-size:26px}
  .countdown{font-size:26px}
}
.skeleton{background:var(--bg-2);border-radius:var(--r-md);position:relative;overflow:hidden}
.skeleton::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.07),transparent);animation:sk 1.4s infinite}
@keyframes sk{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}

/* roulang page: article */
:root{
  --brand-500:#2BE3C6;
  --brand-600:#14B8A0;
  --brand-400:#6FF3DC;
  --accent-500:#FF7A2F;
  --accent-600:#E85D12;
  --accent-soft:rgba(255,122,47,.14);
  --bg-0:#050B18;
  --bg-1:#0A1428;
  --bg-2:#101D38;
  --ink-100:#EAF2FF;
  --ink-300:#A9BAD3;
  --ink-500:#6B7C99;
  --line:rgba(255,255,255,.10);
  --glass:rgba(255,255,255,.055);
  --danger:#FF5C7A;
  --radius:18px;
  --radius-sm:14px;
  --radius-btn:12px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(43,227,198,.35),0 8px 28px rgba(43,227,198,.22);
  --container:1240px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--ink-300);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.8;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    repeating-linear-gradient(45deg,rgba(255,255,255,.035) 0 1px,transparent 1px 22px),
    radial-gradient(900px 520px at 82% -8%,rgba(43,227,198,.10),transparent 62%),
    radial-gradient(700px 420px at 6% 12%,rgba(255,122,47,.07),transparent 65%);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;position:relative;z-index:2}
@media (min-width:768px){.container{padding:0 32px}}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--brand-400),var(--brand-600));color:#04201C;box-shadow:var(--glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(43,227,198,.55),0 14px 36px rgba(43,227,198,.34)}
.btn-ghost{background:var(--glass);border-color:var(--line);color:var(--ink-100);backdrop-filter:blur(14px) saturate(130%)}
.btn-ghost:hover{background:rgba(43,227,198,.12);border-color:rgba(43,227,198,.42);transform:translateY(-2px)}
.btn-accent{background:linear-gradient(135deg,var(--accent-500),var(--accent-600));color:#2A1004}
.btn-accent:hover{background:linear-gradient(135deg,var(--accent-600),#C94A08);transform:translateY(-2px)}
.btn:active{transform:translateY(1px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12px;
  background:var(--bg-2);border:1px solid var(--line);color:var(--ink-300);
}
.badge-cat{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(43,227,198,.12);border:1px solid rgba(43,227,198,.34);color:var(--brand-400);
}
.badge-accent{background:var(--accent-soft);border-color:rgba(255,122,47,.36);color:#FFB684}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(5,11,24,.72);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,backdrop-filter .25s ease;
}
.site-header.scrolled{
  background:rgba(7,14,30,.88);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom-color:var(--line);
}
.nav{display:flex;align-items:center;gap:20px;height:74px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  display:grid;place-items:center;width:38px;height:38px;border-radius:11px;
  font-size:13px;font-weight:800;letter-spacing:.02em;color:#04201C;
  background:linear-gradient(135deg,var(--brand-400),var(--brand-600));
  box-shadow:0 0 0 1px rgba(43,227,198,.45),0 8px 22px rgba(43,227,198,.28);
}
.brand-text{font-size:17px;font-weight:800;color:var(--ink-100);letter-spacing:.02em}
.brand-text em{font-style:normal;color:var(--brand-400)}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:38px;
  padding:0 12px;border-radius:10px;font-size:15px;color:var(--ink-300);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--ink-100);background:rgba(255,255,255,.05)}
.nav-link.active{color:var(--brand-400)}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--brand-400),var(--brand-600));
  box-shadow:0 0 10px rgba(43,227,198,.75);
}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  border-radius:999px;background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(130%);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.nav-search svg{width:16px;height:16px;color:var(--ink-500);flex:0 0 auto}
.nav-search input{width:150px;background:transparent;border:0;outline:none;font-size:14px}
.nav-search input::placeholder{color:var(--ink-500)}
.nav-search:focus-within{border-color:rgba(43,227,198,.55);box-shadow:0 0 0 3px rgba(43,227,198,.16)}
.nav-login{font-size:15px;color:var(--ink-300);padding:0 4px;transition:color .2s ease}
.nav-login:hover{color:var(--brand-400)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;
  background:var(--glass);border:1px solid var(--line);cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle span{position:relative;width:18px;height:2px;border-radius:2px;background:var(--ink-100)}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--ink-100);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:22px 0 0;position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--ink-500)}
.crumb a{color:var(--ink-300);transition:color .2s ease}
.crumb a:hover{color:var(--brand-400)}
.crumb .sep{width:1px;height:12px;background:var(--line);display:inline-block}
.crumb .current{color:var(--ink-500);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头部 ---------- */
.article-head{padding:30px 0 8px;position:relative;z-index:2}
.article-head .badge-cat{margin-bottom:16px}
.article-head h1{
  font-size:clamp(26px,3.6vw,44px);font-weight:800;line-height:1.24;color:var(--ink-100);
  letter-spacing:-.01em;max-width:20ch;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;font-size:13px;color:var(--ink-500)}
.article-meta .dot{color:rgba(255,255,255,.22)}
.article-meta time,.article-meta span{font-variant-numeric:tabular-nums}
.article-cover{margin:32px 0 0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--bg-2)}
.article-cover img{width:100%;aspect-ratio:21/9;object-fit:cover}

/* ---------- 正文布局 ---------- */
.article-wrap{padding:48px 0 88px;position:relative;z-index:2}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:40px}
@media (min-width:1200px){.article-grid{grid-template-columns:minmax(0,1fr) 260px;gap:48px}}
.article-body{max-width:820px}
.article-body p{margin:0 0 1.2em;font-size:16.5px;line-height:1.95;color:var(--ink-300)}
.article-body p:first-of-type{font-size:17px;font-weight:600;color:#C7D6EC;line-height:1.85}
.article-body h2{
  position:relative;margin:46px 0 18px;padding-left:16px;
  font-size:clamp(21px,2.3vw,27px);font-weight:700;line-height:1.42;color:var(--ink-100);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;width:3px;height:1.05em;border-radius:3px;
  background:linear-gradient(180deg,var(--brand-400),var(--brand-600));
  box-shadow:0 0 12px rgba(43,227,198,.7);
}
.article-body h3{margin:32px 0 12px;font-size:19px;font-weight:600;color:var(--ink-100)}
.article-body h4{margin:24px 0 10px;font-size:16.5px;font-weight:600;color:var(--ink-100)}
.article-body blockquote{
  margin:26px 0;padding:16px 20px;border-left:3px solid var(--brand-500);
  background:var(--bg-2);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  font-size:16px;color:#C2D2E8;
}
.article-body ul,.article-body ol{margin:0 0 1.25em;padding-left:4px}
.article-body ul>li,.article-body ol>li{position:relative;margin-bottom:10px;line-height:1.88}
.article-body ul>li{padding-left:20px}
.article-body ul>li::before{
  content:"";position:absolute;left:2px;top:.72em;width:6px;height:6px;border-radius:2px;
  background:var(--brand-500);box-shadow:0 0 8px rgba(43,227,198,.6);
}
.article-body ol{counter-reset:li;padding-left:2px}
.article-body ol>li{counter-increment:li;padding-left:26px}
.article-body ol>li::before{
  content:counter(li);position:absolute;left:0;top:.42em;
  font-size:13px;font-weight:700;color:var(--brand-400);font-variant-numeric:tabular-nums;
}
.article-body img{border-radius:var(--radius-sm);margin:24px 0;border:1px solid var(--line)}
.article-body figure{margin:26px 0}
.article-body figcaption{margin-top:-12px;font-size:13px;color:var(--ink-500);text-align:center}
.article-body a{color:var(--brand-400);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(43,227,198,.45)}
.article-body a:hover{color:var(--brand-500)}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:14.5px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  border-radius:var(--radius-sm);overflow:hidden;
}
.article-body th{background:var(--bg-2);color:var(--ink-100);font-weight:600;text-align:left}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line)}
.article-body tr:last-child td{border-bottom:0}
.article-body pre{
  margin:24px 0;padding:18px;border-radius:var(--radius-sm);
  background:var(--bg-2);border:1px solid var(--line);overflow-x:auto;font-size:14px;
}
.article-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.94em;color:var(--brand-400)}
.article-body hr{margin:36px 0;border:0;border-top:1px solid var(--line)}

/* ---------- 右侧信息栏 ---------- */
.side-card{
  border-radius:var(--radius);padding:22px;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(130%);
  background-image:linear-gradient(180deg,rgba(43,227,198,.14),rgba(43,227,198,0) 42%);
  box-shadow:var(--shadow);
}
.side-card + .side-card{margin-top:20px}
.side-title{font-size:14px;font-weight:700;color:var(--ink-100);letter-spacing:.04em;margin-bottom:14px}
.side-links{display:flex;flex-direction:column;gap:2px}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:10px;font-size:14.5px;color:var(--ink-300);
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.side-links a:hover{background:rgba(43,227,198,.10);color:var(--brand-400);transform:translateX(2px)}
.side-links a::after{content:"→";font-size:13px;color:var(--ink-500)}
.side-card p{font-size:14px;line-height:1.8;color:var(--ink-500);margin-bottom:16px}

/* ---------- 标签与翻页 ---------- */
.article-foot{margin-top:48px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pager{display:grid;grid-template-columns:1fr;gap:16px;margin-top:28px}
@media (min-width:640px){.pager{grid-template-columns:1fr 1fr}}
.pager-card{
  display:block;padding:18px 20px;border-radius:var(--radius-sm);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(130%);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.pager-card:hover{transform:translateY(-3px);border-color:rgba(43,227,198,.38);box-shadow:var(--glow)}
.pager-card .k{font-size:12px;color:var(--ink-500);letter-spacing:.08em}
.pager-card .t{display:block;margin-top:8px;font-size:15.5px;font-weight:600;color:var(--ink-100);line-height:1.55}
.pager-card:hover .t{color:var(--brand-400)}

/* ---------- 相关推荐 ---------- */
.section{padding:64px 0;position:relative;z-index:2}
@media (min-width:768px){.section{padding:76px 0}}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:30px;flex-wrap:wrap}
.sec-title{position:relative;padding-left:16px;font-size:clamp(21px,2.4vw,28px);font-weight:700;color:var(--ink-100);line-height:1.35}
.sec-title::before{
  content:"";position:absolute;left:0;top:.22em;width:3px;height:1.02em;border-radius:3px;
  background:linear-gradient(180deg,var(--brand-400),var(--brand-600));box-shadow:0 0 12px rgba(43,227,198,.7);
}
.sec-num{display:block;font-size:12px;letter-spacing:.24em;color:var(--brand-400);font-variant-numeric:tabular-nums;margin-bottom:6px}
.sec-more{font-size:14px;color:var(--ink-300);transition:color .2s ease}
.sec-more:hover{color:var(--brand-400)}
.card-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:680px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr)}}
.news-card{
  display:flex;flex-direction:column;border-radius:var(--radius);overflow:hidden;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(130%);box-shadow:var(--shadow);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(43,227,198,.35);box-shadow:0 14px 36px rgba(0,0,0,.45)}
.news-thumb{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--bg-2)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-thumb .badge-cat{position:absolute;left:14px;top:14px;backdrop-filter:blur(8px)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:17px;font-weight:600;color:var(--ink-100);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card:hover .news-body h3{color:var(--brand-400)}
.news-body p{font-size:13.5px;color:var(--ink-500);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-500)}
.news-foot .go{color:var(--brand-400);font-weight:600}

/* ---------- 空态 ---------- */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:56px 24px;border-radius:var(--radius);text-align:center;
  background:var(--glass);border:1px dashed rgba(255,255,255,.16);
}
.empty-state .ico{
  width:52px;height:52px;border-radius:16px;display:grid;place-items:center;
  background:rgba(43,227,198,.10);border:1px solid rgba(43,227,198,.32);color:var(--brand-400);font-size:22px;
}
.empty-state h3{font-size:17px;color:var(--ink-100);font-weight:600}
.empty-state p{font-size:14px;color:var(--ink-500)}
.empty-state a{font-size:14px;color:var(--brand-400);text-decoration:underline;text-underline-offset:3px}

/* ---------- CTA 横条 ---------- */
.cta-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;
  padding:30px;border-radius:var(--radius);
  background:linear-gradient(120deg,rgba(43,227,198,.14),rgba(255,122,47,.10) 78%);
  border:1px solid var(--line);backdrop-filter:blur(14px) saturate(130%);
}
.cta-bar h2{font-size:clamp(19px,2.1vw,24px);font-weight:700;color:var(--ink-100);line-height:1.4}
.cta-bar p{margin-top:8px;font-size:14.5px;color:var(--ink-300);max-width:56ch}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:40px;border-top:1px solid var(--line);background:var(--bg-1);position:relative;z-index:2}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding:56px 0 40px}
@media (min-width:700px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--ink-500);line-height:1.85;max-width:34ch}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-title{font-size:14px;font-weight:700;color:var(--ink-100);margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px;font-size:14px;color:var(--ink-500)}
.footer-links a{transition:color .2s ease}
.footer-links a:hover{color:var(--brand-400)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 0 32px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-500);
}
.footer-bottom .domain{font-variant-numeric:tabular-nums}

/* ---------- 移动端 ---------- */
@media (max-width:1100px){
  .nav-search{display:none}
}
@media (max-width:900px){
  .nav-menu{
    position:fixed;top:0;right:0;z-index:70;
    width:min(320px,84vw);height:100vh;margin:0;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:96px 22px 120px;
    background:rgba(10,20,40,.98);border-left:1px solid var(--line);
    backdrop-filter:blur(18px) saturate(140%);
    transform:translateX(100%);transition:transform .3s ease;
  }
  .site-header.open .nav-menu{transform:translateX(0)}
  .nav-menu .nav-link{height:48px;font-size:16px}
  .nav-menu .nav-link.active::after{left:12px;right:auto;width:22px;bottom:6px}
  .nav-toggle{display:inline-flex}
  .nav-login{display:none}
}
@media (max-width:768px){
  .nav{height:66px}
  .brand-text{font-size:15.5px}
  .article-head h1{max-width:none}
  .article-body p{font-size:15.5px}
  .article-body p:first-of-type{font-size:16px}
  .section{padding:48px 0}
  .article-wrap{padding:32px 0 64px}
  .cta-bar{padding:24px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .article-meta{font-size:12.5px}
  .news-body{padding:16px}
  .side-card{padding:18px}
}

/* roulang page: category1 */
:root{
  --brand-500:#2BE3C6;
  --brand-600:#14B8A0;
  --brand-400:#6FF3DC;
  --accent-500:#FF7A2F;
  --accent-600:#E85D12;
  --accent-soft:rgba(255,122,47,.14);
  --bg-0:#050B18;
  --bg-1:#0A1428;
  --bg-2:#101D38;
  --ink-100:#EAF2FF;
  --ink-300:#A9BAD3;
  --ink-500:#6B7C99;
  --line:rgba(255,255,255,.10);
  --glass:rgba(255,255,255,.055);
  --danger:#FF5C7A;
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow-card:0 10px 30px rgba(0,0,0,.35);
  --glow-brand:0 0 0 1px rgba(43,227,198,.35),0 8px 28px rgba(43,227,198,.22);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--ink-300);
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:repeating-linear-gradient(45deg,rgba(43,227,198,.05) 0 1px,transparent 1px 26px);
  opacity:.55;
}
body.nav-open{overflow:hidden;}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
:focus-visible{outline:2px solid var(--brand-400);outline-offset:2px;border-radius:6px;}
.site-header,.site-footer,main{position:relative;z-index:1;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
@media(min-width:768px){.container{padding:0 32px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:rgba(5,11,24,.74);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(5,11,24,.92);
  border-bottom-color:var(--line);
  box-shadow:0 10px 34px rgba(0,0,0,.45);
}
.nav{display:flex;align-items:center;gap:18px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;letter-spacing:.02em;color:#04121A;
  background:linear-gradient(135deg,var(--brand-400),var(--brand-600));
  box-shadow:0 0 0 1px rgba(43,227,198,.45),0 6px 18px rgba(43,227,198,.28);
}
.brand-text{font-size:16px;font-weight:700;color:var(--ink-100);letter-spacing:.02em;white-space:nowrap;}
.brand-text em{font-style:normal;color:var(--brand-400);}
.nav-menu{display:flex;align-items:center;gap:28px;margin-left:14px;}
.nav-link{position:relative;display:inline-block;font-size:15px;color:var(--ink-300);padding:6px 0;transition:color .2s ease;}
.nav-link:hover{color:var(--ink-100);}
.nav-link.active{color:var(--brand-400);}
.nav-link.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;
  background:var(--brand-500);box-shadow:0 0 10px rgba(43,227,198,.8);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:999px;
  background:var(--glass);border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.nav-search:hover{background:rgba(255,255,255,.08);}
.nav-search:focus-within{border-color:rgba(43,227,198,.55);box-shadow:0 0 0 3px rgba(43,227,198,.16);}
.nav-search svg{width:16px;height:16px;color:var(--ink-500);flex-shrink:0;}
.nav-search input{width:150px;background:transparent;border:0;outline:none;font-size:14px;color:var(--ink-100);}
.nav-search input::placeholder{color:var(--ink-500);}
.nav-login{font-size:14px;color:var(--ink-300);padding:8px 6px;transition:color .2s ease;}
.nav-login:hover{color:var(--brand-400);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--glass);position:relative;cursor:pointer;flex-shrink:0;
}
.nav-toggle span{
  position:absolute;left:13px;right:13px;top:50%;height:2px;margin-top:-1px;
  background:var(--ink-100);border-radius:2px;transition:background .2s ease;
}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;right:0;height:2px;background:var(--ink-100);
  border-radius:2px;transition:transform .25s ease;
}
.nav-toggle span::before{top:-7px;}
.nav-toggle span::after{top:7px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn:active{transform:translateY(1px);}
.btn-primary{
  color:#03151C;
  background:linear-gradient(135deg,var(--brand-400),var(--brand-600));
  box-shadow:0 0 0 1px rgba(43,227,198,.35),0 10px 26px rgba(43,227,198,.24);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(43,227,198,.6),0 16px 34px rgba(43,227,198,.38);}
.btn-ghost{
  color:var(--ink-100);background:rgba(255,255,255,.05);border-color:var(--line);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.btn-ghost:hover{
  background:rgba(43,227,198,.12);border-color:rgba(43,227,198,.42);color:var(--brand-400);
  transform:translateY(-2px);
}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;border-radius:10px;}
.btn-block{width:100%;}

/* ---------- 栏目标题 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;
  letter-spacing:.18em;color:var(--brand-400);
}
.eyebrow::before{content:"";width:20px;height:1px;background:var(--brand-500);box-shadow:0 0 8px rgba(43,227,198,.8);}
.section{padding:72px 0;}
@media(min-width:1024px){.section{padding:88px 0;}}
.section-head{display:flex;gap:16px;margin-bottom:36px;}
.section-line{
  width:3px;flex-shrink:0;border-radius:3px;
  background:linear-gradient(180deg,var(--brand-400),var(--brand-600));
  box-shadow:0 0 14px rgba(43,227,198,.55);
}
.section-head-body{min-width:0;}
.section-num{
  display:block;font-family:var(--mono);font-size:12px;letter-spacing:.16em;
  color:var(--brand-400);margin-bottom:8px;
}
.section-head h2{font-size:clamp(23px,2.8vw,34px);font-weight:700;color:var(--ink-100);line-height:1.3;letter-spacing:-.01em;}
.section-sub{margin-top:10px;font-size:15px;color:var(--ink-500);line-height:1.85;max-width:640px;}

/* ---------- 页面横幅 ---------- */
.page-banner{
  position:relative;
  display:flex;align-items:center;
  min-height:320px;
  padding:60px 0 52px;
  background-image:
    linear-gradient(100deg,rgba(5,11,24,.95) 6%,rgba(5,11,24,.76) 48%,rgba(5,11,24,.42) 100%),
    url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-banner::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(45deg,rgba(43,227,198,.07) 0 1px,transparent 1px 26px);
  opacity:.6;
}
.page-banner .container{position:relative;z-index:1;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--ink-500);margin-bottom:20px;}
.breadcrumb a{color:var(--ink-300);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--brand-400);}
.breadcrumb .sep{width:1px;height:12px;background:rgba(255,255,255,.2);display:inline-block;}
.breadcrumb .current{color:var(--ink-500);}
.page-banner h1{
  font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.22;
  color:var(--ink-100);letter-spacing:-.015em;margin:14px 0 16px;max-width:820px;
}
.banner-sub{font-size:16px;color:var(--ink-300);line-height:1.85;max-width:660px;}

/* ---------- 速览数据 ---------- */
.section-stats{padding-top:44px;padding-bottom:0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.stat-item{
  background:var(--glass);border:1px solid var(--line);border-radius:16px;
  padding:22px 20px;display:flex;flex-direction:column;gap:6px;
  -webkit-backdrop-filter:blur(12px) saturate(130%);backdrop-filter:blur(12px) saturate(130%);
  position:relative;overflow:hidden;
}
.stat-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;
  background:linear-gradient(180deg,rgba(43,227,198,.9),rgba(43,227,198,0));
}
.stat-top{display:flex;align-items:baseline;gap:6px;}
.stat-value{
  font-family:var(--mono);font-size:clamp(26px,3.2vw,36px);font-weight:700;
  color:var(--brand-400);line-height:1.1;letter-spacing:-.02em;font-variant-numeric:tabular-nums;
}
.stat-unit{font-size:12px;color:var(--ink-500);letter-spacing:.04em;}
.stat-label{font-size:14px;color:var(--ink-300);}

/* ---------- 两栏主体 ---------- */
.layout-8-4{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:24px;align-items:start;}
.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}

/* ---------- 内容卡片 ---------- */
.news-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-lg);
  -webkit-backdrop-filter:blur(14px) saturate(130%);backdrop-filter:blur(14px) saturate(130%);
  box-shadow:var(--shadow-card);
  transition:transform .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
}
.news-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;z-index:2;
  background:linear-gradient(90deg,rgba(43,227,198,0),rgba(43,227,198,.7),rgba(43,227,198,0));
  opacity:.75;
}
.news-card:hover{
  transform:translateY(-4px);
  border-color:rgba(43,227,198,.35);
  box-shadow:0 18px 42px rgba(0,0,0,.45),0 0 0 1px rgba(43,227,198,.16);
}
.news-card-media{
  position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2);
}
.news-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out;}
.news-card:hover .news-card-media img{transform:scale(1.05);}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:8px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-cat{
  position:absolute;top:12px;left:12px;z-index:2;
  background:rgba(9,18,34,.82);color:var(--brand-400);border:1px solid rgba(43,227,198,.35);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.news-card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-card-title{font-size:17px;font-weight:600;color:var(--ink-100);line-height:1.5;transition:color .2s ease;}
.news-card:hover .news-card-title{color:var(--brand-400);}
.news-card-excerpt{
  font-size:14px;line-height:1.78;color:var(--ink-500);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:12px;border-top:1px solid rgba(255,255,255,.07);
}
.news-meta{font-size:12px;color:var(--ink-500);}
.news-link{font-size:13px;font-weight:600;color:var(--brand-400);transition:color .2s ease;}
.news-link:hover{color:var(--brand-500);}

/* ---------- 侧栏 ---------- */
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
.glass-card{
  position:relative;overflow:hidden;padding:24px;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-lg);
  -webkit-backdrop-filter:blur(14px) saturate(130%);backdrop-filter:blur(14px) saturate(130%);
  box-shadow:var(--shadow-card);
}
.sidebar-title{
  display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;
  color:var(--ink-100);margin-bottom:16px;
}
.sidebar-title::before{
  content:"";width:3px;height:14px;border-radius:2px;
  background:var(--brand-500);box-shadow:0 0 10px rgba(43,227,198,.7);
}
.sidebar-list li+li{margin-top:2px;}
.sidebar-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:12px;font-size:14px;color:var(--ink-300);
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.sidebar-list a:hover{background:rgba(43,227,198,.10);color:var(--brand-400);transform:translateX(3px);}
.sidebar-list em{font-style:normal;font-family:var(--mono);font-size:12px;color:var(--ink-500);}
.sidebar-faq li a{
  display:block;font-size:14px;color:var(--ink-300);padding:10px 0;
  border-bottom:1px dashed rgba(255,255,255,.08);transition:color .2s ease;
}
.sidebar-faq li:last-child a{border-bottom:0;padding-bottom:0;}
.sidebar-faq li:first-child a{padding-top:0;}
.sidebar-faq li a:hover{color:var(--brand-400);}
.sidebar-cta-title{font-size:16px;font-weight:700;color:var(--ink-100);margin-bottom:8px;}
.sidebar-cta p{font-size:14px;line-height:1.78;color:var(--ink-500);margin-bottom:16px;}
.sidebar-note{display:block;margin-top:12px;font-size:12px;color:var(--ink-500);text-align:center;}

/* ---------- FAQ 横条 ---------- */
.faq-strip{
  display:grid;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:32px;
  align-items:center;padding:32px;
}
.faq-strip h2{font-size:clamp(19px,2.2vw,25px);font-weight:700;color:var(--ink-100);margin:10px 0 12px;line-height:1.5;}
.faq-strip p{font-size:15px;line-height:1.88;color:var(--ink-500);}
.faq-strip-actions{display:flex;flex-direction:column;gap:12px;}

/* ---------- 快捷入口 ---------- */
.quick-title{font-size:15px;font-weight:700;color:var(--ink-100);}
.quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:18px;}
.quick-item{
  display:flex;flex-direction:column;gap:6px;padding:20px;border-radius:var(--radius-md);
  background:var(--bg-2);border:1px solid var(--line);
  transition:transform .2s ease,border-color .2s ease,background .2s ease;
}
.quick-item:hover{transform:translateY(-3px);border-color:rgba(43,227,198,.4);background:rgba(43,227,198,.07);}
.quick-item-title{font-size:15px;font-weight:600;color:var(--ink-100);}
.quick-item-desc{font-size:13px;color:var(--ink-500);}

/* ---------- 咨询区 ---------- */
.cta-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:start;}
.cta-copy h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:var(--ink-100);line-height:1.35;margin:12px 0 14px;}
.cta-copy > p{font-size:15px;line-height:1.88;color:var(--ink-500);}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{position:relative;padding-left:20px;font-size:15px;color:var(--ink-300);line-height:1.75;}
.cta-points li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;
  background:var(--brand-500);box-shadow:0 0 10px rgba(43,227,198,.7);
}
.cta-time{margin-top:22px;font-size:13px;color:var(--ink-500);}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.form-field{display:flex;flex-direction:column;gap:8px;}
.form-field.full{grid-column:1 / -1;}
.form-field label{font-size:13px;font-weight:600;color:var(--ink-300);}
.form-field input,.form-field select,.form-field textarea{
  width:100%;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:12px 14px;font-size:14px;color:var(--ink-100);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-field textarea{resize:vertical;min-height:104px;line-height:1.7;}
.form-field input::placeholder,.form-field textarea::placeholder{color:var(--ink-500);}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:rgba(43,227,198,.55);box-shadow:0 0 0 3px rgba(43,227,198,.16);
}
.form-field input.has-error,.form-field select.has-error,.form-field textarea.has-error{
  border-color:var(--danger);box-shadow:0 0 0 3px rgba(255,92,122,.16);
}
.form-check{display:flex;align-items:flex-start;gap:10px;font-size:13px;line-height:1.7;color:var(--ink-500);}
.form-check input{width:16px;height:16px;margin-top:3px;flex-shrink:0;accent-color:var(--brand-500);}
.form-success{
  display:none;margin-top:16px;padding:12px 16px;border-radius:var(--radius-sm);
  background:rgba(43,227,198,.1);border:1px solid rgba(43,227,198,.42);
  color:var(--brand-400);font-size:14px;
}
.form-success.show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);padding-top:64px;margin-top:24px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;}
.footer-brand .brand{margin-bottom:0;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:var(--ink-500);max-width:340px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;color:var(--ink-300);background:rgba(255,255,255,.05);border:1px solid var(--line);
}
.footer-title{font-size:14px;font-weight:700;color:var(--ink-100);margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a,.footer-links span{font-size:14px;color:var(--ink-500);transition:color .2s ease;}
.footer-links a:hover{color:var(--brand-400);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;
  padding:20px 0 28px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-500);
}
.footer-bottom .domain{color:var(--ink-500);}

/* ---------- 响应式 ---------- */
@media(max-width:1279px){
  .stats-grid{grid-template-columns:repeat(4,minmax(0,1fr));}
}
@media(max-width:1023px){
  .nav-menu{
    position:fixed;top:72px;right:0;bottom:0;z-index:88;
    width:min(320px,86vw);
    display:flex;flex-direction:column;align-items:stretch;gap:0;
    margin:0;padding:20px 20px 96px;
    background:rgba(8,17,34,.98);
    -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
    border-left:1px solid var(--line);
    transform:translateX(101%);
    transition:transform .3s ease;
    overflow-y:auto;
  }
  body.nav-open .nav-menu{transform:translateX(0);}
  .nav-menu li{border-bottom:1px solid rgba(255,255,255,.06);}
  .nav-link{display:block;padding:16px 4px;font-size:16px;}
  .nav-link.active::after{display:none;}
  .nav-search{display:none;}
  .nav-login{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  body.nav-open .nav-toggle span{background:transparent;}
  body.nav-open .nav-toggle span::before{transform:translateY(7px) rotate(45deg);}
  body.nav-open .nav-toggle span::after{transform:translateY(-7px) rotate(-45deg);}
  .layout-8-4{grid-template-columns:minmax(0,1fr);}
  .sidebar{position:static;flex-direction:row;flex-wrap:wrap;}
  .sidebar > .glass-card{flex:1 1 260px;}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .section-stats{padding-top:36px;}
}
@media(max-width:899px){
  .faq-strip{grid-template-columns:minmax(0,1fr);gap:24px;padding:26px;}
  .faq-strip-actions{flex-direction:row;flex-wrap:wrap;}
  .cta-panel{grid-template-columns:minmax(0,1fr);gap:28px;}
}
@media(max-width:767px){
  .section{padding:48px 0;}
  .section-stats{padding-top:32px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .quick-grid{grid-template-columns:minmax(0,1fr);}
  .page-banner{min-height:auto;padding:44px 0 40px;}
  .form-grid{grid-template-columns:minmax(0,1fr);}
  .btn{padding:0 18px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .sidebar{flex-direction:column;}
  .sidebar > .glass-card{flex:1 1 auto;}
}
@media(max-width:520px){
  body{font-size:15px;}
  .stats-grid{grid-template-columns:minmax(0,1fr);}
  .glass-card{padding:18px;}
  .news-card-body{padding:16px;}
  .brand-text{font-size:15px;}
  .btn-block-mobile{width:100%;}
}

/* roulang page: category2 */
:root{
  --brand-500:#2BE3C6;
  --brand-600:#14B8A0;
  --brand-400:#6FF3DC;
  --accent-500:#FF7A2F;
  --accent-600:#E85D12;
  --accent-soft:rgba(255,122,47,.14);
  --bg-0:#050B18;
  --bg-1:#0A1428;
  --bg-2:#101D38;
  --ink-100:#EAF2FF;
  --ink-300:#A9BAD3;
  --ink-500:#6B7C99;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(43,227,198,.35);
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow-card:0 10px 30px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(43,227,198,.35), 0 8px 28px rgba(43,227,198,.22);
  --container:1240px;
  --ease:220ms cubic-bezier(.22,.61,.36,1);
  --font:"-apple-system","BlinkMacSystemFont","PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink-300);
  background-color:var(--bg-0);
  background-image:
    repeating-linear-gradient(45deg,rgba(255,255,255,.018) 0 1px,transparent 1px 14px),
    radial-gradient(900px 520px at 12% -8%,rgba(43,227,198,.10),transparent 62%),
    radial-gradient(760px 460px at 92% 4%,rgba(255,122,47,.07),transparent 66%);
  background-attachment:fixed,fixed,fixed;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{color:var(--ink-100);margin:0;line-height:1.3;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(5,11,24,.62);
  backdrop-filter:blur(12px) saturate(130%);
  -webkit-backdrop-filter:blur(12px) saturate(130%);
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{
  background:rgba(5,11,24,.92);
  border-bottom-color:var(--line);
  box-shadow:0 10px 30px rgba(0,0,0,.4);
}
.nav{display:flex;align-items:center;gap:24px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;letter-spacing:.04em;color:#04201B;
  background:linear-gradient(135deg,var(--brand-400),var(--brand-600));
  box-shadow:var(--glow);
}
.brand-text{font-size:17px;font-weight:700;color:var(--ink-100);letter-spacing:.01em;white-space:nowrap}
.brand-text em{font-style:normal;color:var(--brand-400)}
.nav-menu{display:flex;align-items:center;gap:28px;flex:1 1 auto}
.nav-link{
  position:relative;display:inline-block;
  font-size:15px;color:var(--ink-300);padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--brand-400),var(--brand-600));
  transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
  box-shadow:0 0 10px rgba(43,227,198,.7);
}
.nav-link:hover{color:var(--ink-100)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand-400)}
.nav-link.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.nav-search svg{width:16px;height:16px;color:var(--ink-500);flex:0 0 auto}
.nav-search input{
  width:150px;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink-100);
}
.nav-search input::placeholder{color:var(--ink-500)}
.nav-search:focus-within{border-color:var(--line-strong);box-shadow:0 0 0 3px rgba(43,227,198,.16);background:rgba(43,227,198,.06)}
.nav-login{font-size:15px;color:var(--ink-300);padding:8px 4px}
.nav-login:hover{color:var(--brand-400)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-100);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--ink-100);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease);
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;border-radius:10px}
.btn-lg{min-height:52px;padding:0 28px;font-size:16px;border-radius:999px}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-400),var(--brand-600));
  color:#04201B;box-shadow:var(--glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(43,227,198,.5),0 12px 34px rgba(43,227,198,.34)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  background:rgba(255,255,255,.05);border-color:var(--line);color:var(--ink-100);
}
.btn-ghost:hover{background:rgba(43,227,198,.12);border-color:rgba(43,227,198,.4);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}

/* ============ hero / banner ============ */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(96deg,rgba(5,11,24,.96) 6%,rgba(5,11,24,.72) 48%,rgba(5,11,24,.35) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
}
.page-hero-bg::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(43,227,198,.05) 0 1px,transparent 1px 16px);
}
.page-hero-inner{
  position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;
  align-items:center;padding-top:56px;padding-bottom:56px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--brand-400);font-weight:600;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--brand-500);box-shadow:0 0 10px rgba(43,227,198,.8)}
.page-hero h1{
  font-size:clamp(28px,3.8vw,46px);font-weight:800;line-height:1.2;letter-spacing:.01em;
  margin-bottom:16px;
}
.page-hero-sub{font-size:17px;line-height:1.8;color:var(--ink-300);max-width:560px}
.page-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-meta li{
  font-size:13px;color:var(--ink-300);
  padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.055);border:1px solid var(--line);
}
.page-hero-media{position:relative}
.page-hero-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  clip-path:polygon(0 0,100% 0,100% 100%,0 88%);
  box-shadow:0 18px 48px rgba(0,0,0,.5);
}
.page-hero-media::after{
  content:"";position:absolute;right:-6px;top:-6px;width:96px;height:96px;
  border-radius:18px;border-top:2px solid rgba(43,227,198,.5);border-right:2px solid rgba(43,227,198,.5);
  pointer-events:none;
}

/* ============ sections ============ */
.section{padding:72px 0}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{margin-bottom:40px;max-width:780px}
.section-head h2{
  position:relative;padding-left:22px;font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3;
  margin-bottom:12px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:3px;border-radius:3px;
  background:var(--brand-500);box-shadow:0 0 12px rgba(43,227,198,.8);
}
.sec-index{
  font-family:var(--mono);font-size:13px;letter-spacing:.12em;
  color:var(--brand-400);display:block;margin-bottom:4px;
}
.section-desc{font-size:15px;line-height:1.9;color:var(--ink-300)}

/* compare rows */
.compare-list{border-top:1px solid var(--line)}
.compare-row{
  display:grid;grid-template-columns:40% 60%;gap:32px;align-items:center;
  padding:32px 0;border-bottom:1px solid var(--line);
}
.compare-media{
  position:relative;border-radius:var(--radius-md);overflow:hidden;
  background:var(--bg-2);aspect-ratio:16/9;
}
.compare-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.compare-row:hover .compare-media img{transform:scale(1.05)}
.compare-body h3{
  font-size:20px;font-weight:600;margin-bottom:10px;transition:color var(--ease);
}
.compare-row:hover .compare-body h3{color:var(--brand-400)}
.compare-body p{font-size:15px;line-height:1.85;color:var(--ink-300);margin-bottom:8px}
.compare-body p:last-of-type{margin-bottom:14px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  font-size:12px;line-height:1;padding:7px 12px;border-radius:999px;
  background:var(--bg-2);border:1px solid var(--line);color:var(--ink-300);
  transition:border-color var(--ease),color var(--ease);
}
.compare-row:hover .chip{border-color:rgba(43,227,198,.32);color:var(--ink-100)}

/* stats */
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.stat-card{
  position:relative;padding:26px 24px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.055);
  backdrop-filter:blur(14px) saturate(130%);
  -webkit-backdrop-filter:blur(14px) saturate(130%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
  overflow:hidden;
}
.stat-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(43,227,198,.55),transparent);
}
.stat-card:hover{transform:translateY(-4px);border-color:rgba(43,227,198,.35);box-shadow:var(--glow)}
.stat-num{
  font-family:var(--mono);font-variant-numeric:tabular-nums;
  font-size:clamp(34px,4vw,46px);font-weight:700;line-height:1;
  color:var(--brand-400);letter-spacing:-.02em;
}
.stat-unit{font-size:14px;color:var(--ink-500);margin-left:6px}
.stat-card p{font-size:14px;line-height:1.8;color:var(--ink-300);margin-top:12px}

/* flow */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.flow-step{
  position:relative;padding:26px 22px;border-radius:var(--radius-md);
  background:var(--bg-2);border:1px solid var(--line);
  transition:transform var(--ease),border-color var(--ease);
}
.flow-step:hover{transform:translateY(-4px);border-color:rgba(43,227,198,.35)}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;margin-bottom:14px;
  font-family:var(--mono);font-size:14px;font-weight:700;color:#04201B;
  background:linear-gradient(135deg,var(--brand-400),var(--brand-600));
  box-shadow:0 6px 18px rgba(43,227,198,.25);
}
.flow-step h3{font-size:17px;font-weight:600;margin-bottom:8px}
.flow-step p{font-size:14px;line-height:1.8;color:var(--ink-500)}

/* faq */
.faq-list{display:grid;gap:12px}
.faq-item{
  background:rgba(255,255,255,.05);
  backdrop-filter:blur(14px) saturate(130%);
  -webkit-backdrop-filter:blur(14px) saturate(130%);
  border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;
  transition:border-color var(--ease);
}
.faq-item:hover{border-color:rgba(43,227,198,.3)}
.faq-item summary{
  position:relative;cursor:pointer;list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px 18px 26px;
  font-size:16px;font-weight:600;color:var(--ink-100);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:2px;border-radius:2px;
  background:transparent;transition:background var(--ease),box-shadow var(--ease);
}
.faq-item[open] summary::before{background:var(--brand-500);box-shadow:0 0 12px rgba(43,227,198,.75)}
.faq-item summary::after{
  content:"+";flex:0 0 auto;font-size:20px;line-height:1;color:var(--brand-400);
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 22px 20px 26px;font-size:15px;line-height:1.9;color:var(--ink-300)}

/* cta */
.cta-panel{
  position:relative;display:grid;grid-template-columns:1.35fr 1fr;gap:32px;align-items:center;
  padding:38px 36px;border-radius:var(--radius-lg);
  background:
    linear-gradient(135deg,rgba(43,227,198,.10),rgba(255,122,47,.06)),
    rgba(255,255,255,.05);
  border:1px solid rgba(43,227,198,.28);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
  overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.03) 0 1px,transparent 1px 16px);
  pointer-events:none;
}
.cta-panel > *{position:relative;z-index:1}
.cta-panel h2{font-size:clamp(22px,2.5vw,30px);font-weight:700;margin-bottom:12px}
.cta-panel p{font-size:15px;line-height:1.9;color:var(--ink-300)}
.cta-points{display:grid;gap:8px;margin:18px 0 0}
.cta-points li{
  position:relative;padding-left:18px;font-size:14px;color:var(--ink-300);
}
.cta-points li::before{
  content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:2px;
  background:var(--brand-500);box-shadow:0 0 8px rgba(43,227,198,.7);
}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-note{font-size:13px;color:var(--ink-500);margin-top:14px}

/* footer */
.site-footer{
  margin-top:24px;background:var(--bg-1);border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.9;color:var(--ink-500);max-width:340px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{
  font-size:12px;line-height:1;padding:7px 12px;border-radius:999px;
  background:rgba(43,227,198,.10);border:1px solid rgba(43,227,198,.24);color:var(--brand-400);
}
.footer-title{font-size:14px;font-weight:600;color:var(--ink-100);margin-bottom:14px}
.footer-links{display:grid;gap:10px}
.footer-links a,.footer-links span{font-size:14px;color:var(--ink-500);line-height:1.6}
.footer-links a:hover{color:var(--brand-400)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-500);
}
.footer-bottom .domain{font-family:var(--mono);letter-spacing:.02em}

/* ============ responsive ============ */
@media (max-width:1279px){
  .nav-menu{gap:20px}
  .nav-search input{width:120px}
}
@media (max-width:1023px){
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .nav-menu{
    position:fixed;top:0;right:0;z-index:90;
    width:min(320px,86vw);height:100vh;
    flex-direction:column;align-items:stretch;gap:4px;flex:none;
    padding:96px 24px 32px;
    background:rgba(10,20,40,.97);
    backdrop-filter:blur(18px) saturate(130%);
    -webkit-backdrop-filter:blur(18px) saturate(130%);
    border-left:1px solid var(--line);
    transform:translateX(102%);
    transition:transform .3s cubic-bezier(.22,.61,.36,1);
    overflow-y:auto;
  }
  .nav-menu.is-open{transform:translateX(0)}
  .nav-menu li{width:100%}
  .nav-link{display:block;padding:14px 6px;font-size:16px;border-bottom:1px solid var(--line)}
  .nav-link::after{display:none}
  .nav-link.active{color:var(--brand-400)}
  .page-hero-inner{grid-template-columns:1fr;gap:32px;padding-top:44px;padding-bottom:44px}
  .page-hero-media{order:2}
  .stat-grid{grid-template-columns:1fr 1fr}
  .flow{grid-template-columns:1fr 1fr}
  .cta-panel{grid-template-columns:1fr;padding:30px 26px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .section{padding:48px 0}
  .nav{min-height:64px}
  .brand-text{font-size:15px}
  .compare-row{grid-template-columns:1fr;gap:18px;padding:26px 0}
  .stat-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .btn{width:100%}
  .nav-right .btn{width:auto}
  .btn-lg{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .page-hero h1{font-size:clamp(26px,7vw,32px)}
  .faq-item summary{padding:16px 18px 16px 22px;font-size:15px}
  .faq-answer{padding:0 18px 18px 22px}
}
@media (max-width:479px){
  .container{padding:0 16px}
  body{font-size:15px}
  .hero-meta li{font-size:12px;padding:5px 11px}
  .stat-card{padding:20px 18px}
  .cta-panel{padding:24px 18px}
}