/* roulang page: index */
:root{
--pink:#FF5D8F;--mint:#4BE3C8;--yellow:#FFD166;
--bg:#0F0B16;--panel:#1A1322;--panel-2:#130E1B;
--line:rgba(255,255,255,.10);--text:#F7F2FA;--muted:#B9AEC6;
--r:14px;--r-lg:18px;--shadow:0 12px 30px rgba(0,0,0,.35);
}
*,*::before,*::after{box-sizing:border-box}
body,h1,h2,h3,p,ul,ol,li,figure,table,form{margin:0;padding:0}
ul,ol{list-style:none}
html{scroll-behavior:smooth}
body{
background:var(--bg);color:var(--text);font-size:16px;line-height:1.8;
font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--pink);outline-offset:3px}
.container{max-width:1280px;margin:0 auto;padding:0 24px}

/* ===== header ===== */
.site-header{position:sticky;top:0;z-index:50;background:rgba(15,11,22,.88);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:18px;min-height:68px}
.nav-toggle{display:none}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,var(--pink),#a82f60);display:grid;place-items:center;font-size:13px;font-weight:700;letter-spacing:0;color:#fff;flex-shrink:0}
.brand-name{font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap}
.nav{display:flex;gap:2px;margin-left:auto}
.nav a{padding:9px 13px;border-radius:9px;font-size:14px;color:var(--muted);transition:color .2s,background .2s}
.nav a:hover,.nav a:focus-visible{color:var(--text);background:rgba(255,255,255,.06)}
.nav a.active{color:var(--pink)}
.head-actions{display:flex;align-items:center;gap:8px;margin-left:8px}
.icon-btn{width:40px;height:40px;display:grid;place-items:center;border-radius:10px;border:1px solid var(--line);color:var(--muted);background:transparent;transition:.2s}
.icon-btn:hover{color:var(--text);border-color:rgba(255,93,143,.5)}
.mnav{display:none;position:relative}
.mnav summary{list-style:none;cursor:pointer;width:40px;height:40px;display:grid;place-items:center;border-radius:10px;border:1px solid var(--line);color:var(--muted)}
.mnav summary::-webkit-details-marker{display:none}
.mnav summary:hover{color:var(--text)}
.drawer{position:absolute;right:0;top:calc(100% + 10px);width:216px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:8px;display:flex;flex-direction:column;gap:2px;box-shadow:var(--shadow);z-index:60}
.drawer a{min-height:44px;display:flex;align-items:center;padding:0 14px;border-radius:9px;font-size:15px;color:var(--muted)}
.drawer a:hover{background:rgba(255,255,255,.06);color:var(--text)}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 24px;border-radius:10px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .2s,box-shadow .2s,border-color .2s,color .2s}
.btn-primary{background:var(--pink);color:#1A0710}
.btn-primary:hover{background:#ff77a3;box-shadow:0 0 0 3px rgba(255,93,143,.18)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.22);color:var(--text)}
.btn-ghost:hover{background:rgba(255,93,143,.14);border-color:rgba(255,93,143,.55)}

/* ===== section base ===== */
.section{padding:72px 0;border-top:1px solid var(--line)}
.section--alt{background:var(--panel-2)}
.sec-head{max-width:760px;margin-bottom:34px}
.sec-head h2{font-size:clamp(22px,3vw,32px);line-height:1.35;letter-spacing:-.01em}
.sec-head p{margin-top:10px;color:var(--muted);font-size:15px}
.kw{color:var(--pink)}

/* ===== hero ===== */
.hero{position:relative;padding:88px 0 68px;border-top:0;background:linear-gradient(180deg,rgba(15,11,22,.74),rgba(15,11,22,.97)),url(/assets/images/4d99801b8dcd0b2b.jpg) center/cover no-repeat}
.hero h1{font-size:clamp(34px,5vw,60px);line-height:1.16;letter-spacing:-.02em;max-width:14em}
.hero h1 em{font-style:normal;color:var(--pink)}
.hero-sub{margin-top:18px;font-size:clamp(16px,2vw,19px);color:#efe7f4;font-weight:500}
.hero-text{margin-top:12px;max-width:640px;color:var(--muted);font-size:16px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hud{margin-top:48px;display:grid;grid-template-columns:repeat(3,1fr);background:rgba(26,19,34,.78);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;backdrop-filter:blur(8px)}
.hud-cell{padding:20px 24px}
.hud-cell + .hud-cell{border-left:1px solid var(--line)}
.hud-label{display:flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.06em;color:var(--muted)}
.lamp{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 8px var(--mint);flex-shrink:0}
.lamp.pink{background:var(--pink);box-shadow:0 0 8px var(--pink)}
.hud-num{display:block;margin-top:6px;font-size:30px;font-weight:700;line-height:1.2;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.hud-num small{font-size:13px;font-weight:500;color:var(--muted);margin-left:4px;letter-spacing:0}
.ticks{display:block;height:10px;margin-top:12px;background:repeating-linear-gradient(90deg,rgba(255,255,255,.20) 0 1px,transparent 1px 9px)}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.tags span{font-size:12px;padding:2px 9px;border-radius:999px;border:1px solid rgba(75,227,200,.35);color:var(--mint)}

/* ===== stats ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px 22px 20px;box-shadow:var(--shadow)}
.stat b{display:block;font-size:36px;line-height:1.15;font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:var(--text)}
.stat b i{font-style:normal;font-size:15px;color:var(--muted);margin-left:4px;font-weight:500}
.stat span{display:block;margin-top:6px;font-size:12px;letter-spacing:.05em;color:var(--muted)}

/* ===== cards ===== */
.grid-hot{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-mid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,border-color .25s}
.card:hover{transform:translateY(-4px);border-color:rgba(255,93,143,.55)}
.thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:#241a30;border-radius:12px}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.card:hover .thumb img{transform:scale(1.03)}
.badge{position:absolute;left:8px;top:8px;font-size:11px;letter-spacing:.04em;padding:2px 7px;border-radius:5px;background:rgba(255,209,102,.92);color:#241a00;font-weight:600}
.badge.mint{background:rgba(75,227,200,.92);color:#04231d}
.dur{position:absolute;right:8px;bottom:8px;font-size:12px;padding:1px 7px;border-radius:5px;background:rgba(10,7,14,.84);font-variant-numeric:tabular-nums}
.card-body{padding:14px 16px 18px}
.card-body h3{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.meta{margin-top:6px;font-size:12px;letter-spacing:.03em;color:var(--muted);font-variant-numeric:tabular-nums}

/* ===== latest mid cards ===== */
.mcard{display:flex;gap:14px;padding:12px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);transition:transform .25s,border-color .25s}
.mcard:hover{transform:translateY(-4px);border-color:rgba(255,93,143,.55)}
.mcard .thumb{width:128px;flex:0 0 128px;border-radius:10px}
.mcard-body{min-width:0;display:flex;flex-direction:column;justify-content:center}
.mcard-body h3{font-size:15px;line-height:1.5}
.mcard-body .meta{margin-top:8px}

/* ===== channels ===== */
.ch-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.ch-card{grid-column:span 4;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow);transition:transform .25s,border-color .25s}
.ch-card:hover{transform:translateY(-4px);border-color:rgba(255,93,143,.55)}
.ch-card.lg{grid-column:span 6;border-radius:var(--r-lg);padding:26px;background:linear-gradient(160deg,rgba(255,93,143,.12),rgba(26,19,34,1) 62%)}
.ch-card h3{font-size:19px;line-height:1.4}
.ch-card p{margin-top:10px;font-size:14px;color:var(--muted)}
.ch-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.ch-tags span{font-size:12px;padding:2px 9px;border-radius:999px;background:rgba(255,255,255,.07);color:#ddd3e6}
.ch-link{display:inline-flex;align-items:center;min-height:44px;margin-top:8px;font-size:13px;color:var(--pink)}

/* ===== compare ===== */
.cmp{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--panel)}
.cmp-row{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:16px;align-items:center;min-height:52px;padding:12px 22px}
.cmp-row + .cmp-row{border-top:1px solid var(--line)}
.cmp-head{background:rgba(255,255,255,.04);font-size:12px;letter-spacing:.06em;color:var(--muted)}
.cmp-head span:last-child{color:var(--pink)}
.cmp-row span:first-child{font-size:14px;color:var(--text)}
.cmp-row span{font-size:14px;color:var(--muted)}
.cmp-row .neg{color:#8e8399}
.cmp-row .pos{color:var(--mint)}

/* ===== timeline ===== */
.tl{position:relative;padding-left:26px;max-width:720px}
.tl::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:1px;background:linear-gradient(180deg,var(--pink),rgba(75,227,200,.55))}
.tl li{position:relative;padding-bottom:28px}
.tl li:last-child{padding-bottom:0}
.tl li::before{content:"";position:absolute;left:-26px;top:9px;width:11px;height:11px;border-radius:50%;background:var(--pink);box-shadow:0 0 0 4px rgba(255,93,143,.16)}
.tl h3{font-size:17px}
.tl p{margin-top:4px;font-size:14px;color:var(--muted)}

/* ===== ranking ===== */
.rank{display:grid;grid-template-columns:1fr 1fr;gap:0 28px}
.rank li{display:flex;align-items:center;gap:16px;min-height:60px;padding:10px 14px;border-bottom:1px solid var(--line)}
.rank li:first-child{border-left:3px solid var(--pink);background:rgba(255,93,143,.06);border-radius:8px}
.rank-no{font-size:26px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;color:transparent;-webkit-text-stroke:1px rgba(255,93,143,.6);min-width:38px}
.rank-t{font-size:15px;line-height:1.4}
.rank-m{display:block;font-size:12px;color:var(--muted);margin-top:2px;font-variant-numeric:tabular-nums}

/* ===== news ===== */
.news{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.news a{display:flex;gap:14px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:var(--r);background:var(--panel);transition:transform .25s,border-color .25s}
.news a:hover{transform:translateY(-3px);border-color:rgba(255,93,143,.5)}
.news .thumb{width:96px;flex:0 0 96px;border-radius:10px}
.news h3{font-size:15px;line-height:1.5}
.news time{display:block;margin-top:6px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}

/* ===== guarantee ===== */
.gt-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.gt{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.gt-ico{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;background:rgba(75,227,200,.13);color:var(--mint);border:1px solid rgba(75,227,200,.3)}
.gt h3{margin-top:14px;font-size:16px}
.gt p{margin-top:6px;font-size:14px;color:var(--muted)}

/* ===== quick ===== */
.quick{display:grid;gap:12px;max-width:900px}
.quick li{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:14px 18px;border:1px solid var(--line);border-radius:999px;background:var(--panel)}
.quick b{font-size:13px;padding:3px 12px;border-radius:999px;background:rgba(255,93,143,.16);color:var(--pink);font-weight:600;white-space:nowrap}
.quick span{font-size:14px;color:#e6ddec}

/* ===== faq ===== */
.faq{max-width:900px;display:grid;gap:10px}
.faq details{border:1px solid var(--line);border-radius:var(--r);background:var(--panel);padding:0 20px}
.faq summary{cursor:pointer;list-style:none;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-weight:600;font-size:15px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--pink);font-size:19px;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq p{padding-bottom:18px;font-size:14px;color:var(--muted)}

/* ===== subscribe ===== */
.sub-wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;background:linear-gradient(140deg,rgba(255,93,143,.13),rgba(26,19,34,.9) 58%);border:1px solid var(--line);border-radius:var(--r-lg);padding:36px}
.sub-wrap h2{font-size:clamp(22px,3vw,30px);line-height:1.35}
.sub-wrap > div > p{margin-top:12px;font-size:15px;color:var(--muted)}
.sub-form{display:grid;gap:14px}
.sub-form label{font-size:13px;letter-spacing:.04em;color:var(--muted)}
.sub-form input,.sub-form select{width:100%;min-height:46px;padding:0 14px;border-radius:10px;background:#120D1B;border:1px solid var(--line);font-size:15px;transition:border-color .2s,box-shadow .2s}
.sub-form input:focus,.sub-form select:focus{border-color:var(--pink);box-shadow:0 0 0 3px rgba(255,93,143,.16);outline:none}
.form-note{font-size:12px;color:var(--muted)}
.form-msg{font-size:13px;color:var(--mint)}

/* ===== footer ===== */
.site-footer{border-top:1px solid var(--line);background:var(--panel-2);padding:56px 0 0}
.f-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.f-grid h2{font-size:15px;letter-spacing:.04em;color:var(--text);margin-bottom:14px}
.f-grid p{font-size:13px;color:var(--muted);max-width:34em}
.f-grid ul{display:grid;gap:2px}
.f-grid a{display:inline-flex;align-items:center;min-height:36px;font-size:14px;color:var(--muted);transition:color .2s}
.f-grid a:hover{color:var(--pink)}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.f-bottom{margin-top:44px;padding:20px 0;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}

/* ===== motion ===== */
@media (prefers-reduced-motion:no-preference){
.fade{animation:fade .6s ease both}
@keyframes fade{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
}

/* ===== responsive ===== */
@media (max-width:1024px){
.nav{display:none}
.mnav{display:block;margin-left:auto}
.head-actions{margin-left:0}
.grid-hot{grid-template-columns:repeat(2,1fr)}
.grid-mid{grid-template-columns:repeat(2,1fr)}
.stats{grid-template-columns:repeat(2,1fr)}
.gt-grid{grid-template-columns:repeat(2,1fr)}
.ch-grid{grid-template-columns:repeat(2,1fr)}
.ch-card,.ch-card.lg{grid-column:span 1}
.rank{grid-template-columns:1fr;gap:0}
.news{grid-template-columns:1fr}
.sub-wrap{grid-template-columns:1fr;padding:28px}
.f-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
.section{padding:48px 0}
.hero{padding:64px 0 52px}
.cmp-row{grid-template-columns:1fr 1fr;gap:6px 14px;padding:14px 18px}
.cmp-head{display:none}
.cmp-row span:first-child{grid-column:1/-1;font-size:12px;letter-spacing:.05em;color:var(--muted)}
.f-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
.container{padding:0 16px}
.brand-name{font-size:13px}
.grid-hot,.grid-mid,.stats,.gt-grid,.ch-grid{grid-template-columns:1fr}
.mcard .thumb{width:104px;flex:0 0 104px}
.hud{grid-template-columns:1fr 1fr}
.hud-cell{padding:16px}
.hud-cell:nth-child(3){grid-column:1/-1;border-left:0;border-top:1px solid var(--line)}
.hud-num{font-size:24px}
.quick li{border-radius:16px}
.sub-wrap{padding:22px}
.btn{width:100%}
.hero-actions{gap:10px}
.rank li{min-height:56px;padding:8px 10px}
.f-grid{grid-template-columns:1fr}
}