/* roulang page: index */
:root{
  --bg0:#0E0B14;--bg1:#171221;--card:#1D1730;
  --grad:linear-gradient(102deg,#FF2E6E 0%,#FF6A3D 55%,#FFB03A 100%);
  --cyan:#35E0D0;--violet:#8A5CFF;
  --text:#F2EFF7;--dim:#A79FB8;
  --line:rgba(255,255,255,.08);
  --r-lg:24px;--r:18px;
  --shadow:0 10px 30px rgba(0,0,0,.45);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{margin:0;background:var(--bg0);color:var(--text);font-family:-apple-system,'PingFang SC','Microsoft YaHei','Noto Sans SC',sans-serif;font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}
h1,h2,h3,p,ul,li,figure{margin:0;padding:0}
ul{list-style:none}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.sec{padding:80px 0;position:relative}
.sec-alt{background:linear-gradient(180deg,rgba(23,18,33,0) 0%,rgba(23,18,33,.72) 50%,rgba(23,18,33,0) 100%)}
h2{font-size:32px;line-height:1.28;font-weight:700;letter-spacing:-.4px}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-head p{margin-top:14px;color:var(--dim);font-size:15px}
.tag{display:inline-block;font-size:13px;color:var(--cyan);background:rgba(53,224,208,.1);border:1px solid rgba(53,224,208,.28);border-radius:999px;padding:3px 14px;margin-bottom:14px;letter-spacing:.4px}
.num,.stat b,.pnum,.score{font-variant-numeric:tabular-nums}
/* header */
.hd{position:fixed;top:0;left:0;right:0;z-index:60;transition:background .2s,box-shadow .2s,border-color .2s;border-bottom:1px solid transparent}
.hd.solid{background:rgba(23,18,33,.86);backdrop-filter:blur(10px);border-bottom-color:var(--line)}
.hd-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:38px;height:38px;border-radius:11px;background:var(--grad);color:#1a0a10;font-size:15px;font-weight:800;display:flex;align-items:center;justify-content:center;letter-spacing:-.5px}
.logo-txt{font-size:17px;font-weight:700;letter-spacing:.3px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{position:relative;padding:10px 13px;font-size:15px;color:var(--dim);border-radius:999px;transition:color .18s}
.nav a:hover{color:var(--text)}
.nav a.on{color:var(--text)}
.nav a.on::after{content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;border-radius:2px;background:var(--grad)}
.nav .nav-cta{margin-left:10px;color:#1a0a10}
.nav .nav-cta::after{display:none}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:rgba(29,23,48,.6);border-radius:12px;padding:0;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .2s,opacity .2s}
.burger.on span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.on span:nth-child(2){opacity:0}
.burger.on span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 26px;border-radius:999px;font-size:15px;font-weight:600;border:0;cursor:pointer;transition:transform .18s,filter .18s,box-shadow .18s,border-color .18s,color .18s}
.btn-main{background:var(--grad);color:#1a0a10;box-shadow:0 8px 24px rgba(255,46,110,.28)}
.btn-main:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 12px 30px rgba(255,46,110,.34)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid rgba(255,255,255,.22)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
/* hero */
.hero{position:relative;overflow:hidden;padding:150px 0 84px}
.hero-bg{position:absolute;inset:0;background:url(/assets/images/0619ba11b4101053.jpg) center/cover no-repeat;opacity:.2}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,11,20,.5) 0%,rgba(14,11,20,.86) 62%,var(--bg0) 100%)}
.hero-in{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center}
.hero h1{font-size:52px;line-height:1.15;font-weight:800;letter-spacing:-1.6px}
.hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin-top:18px;font-size:19px;font-weight:600;color:#ffe6d0;line-height:1.6}
.hero-text{margin-top:14px;color:var(--dim);font-size:15px;max-width:540px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-vis{position:relative}
.hero-fig{border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.1);box-shadow:var(--shadow)}
.hero-fig img{width:100%;aspect-ratio:16/10;object-fit:cover}
.badge-float{position:absolute;background:#120d1c;border:1px solid rgba(255,255,255,.13);border-radius:999px;padding:10px 18px;font-size:13px;color:var(--dim);box-shadow:var(--shadow);white-space:nowrap}
.badge-float b{color:var(--cyan);font-size:18px;font-weight:700;margin-right:5px;font-variant-numeric:tabular-nums}
.b1{top:-14px;right:-8px}
.b2{bottom:-16px;left:-12px}
/* stats */
.sec-tight{padding:56px 0}
.bar-title{font-size:19px;font-weight:600;color:var(--dim);letter-spacing:.2px;margin-bottom:22px}
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.stats li{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:16px 20px;display:flex;align-items:baseline;gap:10px;transition:border-color .18s}
.stats li:hover{border-color:rgba(53,224,208,.34)}
.stats b{font-size:24px;font-weight:700;color:var(--cyan);line-height:1.2}
.stats span{font-size:13px;color:var(--dim)}
/* feature */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feat{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;overflow:hidden;transition:box-shadow .2s,border-color .2s,transform .2s}
.feat:hover{border-color:transparent;box-shadow:0 0 0 1px #FF2E6E,0 14px 36px rgba(255,46,110,.2);transform:translateY(-4px)}
.feat::after{content:"";position:absolute;top:0;left:0;width:26px;height:26px;background:linear-gradient(135deg,rgba(255,176,58,.55),transparent 72%);clip-path:polygon(0 0,100% 0,0 100%)}
.feat-big{grid-column:span 2;background:linear-gradient(160deg,#241b3a 0%,var(--card) 68%)}
.feat h3{font-size:20px;font-weight:600;margin-bottom:10px}
.feat p{font-size:14px;color:var(--dim);line-height:1.75}
.feat .ico{width:40px;height:40px;border-radius:12px;background:rgba(138,92,255,.16);border:1px solid rgba(138,92,255,.34);display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--cyan);font-size:18px;font-weight:700}
.feat .mini{margin-top:16px;display:inline-flex;align-items:baseline;gap:6px;background:rgba(53,224,208,.08);border-radius:999px;padding:5px 14px;font-size:12px;color:var(--dim)}
.feat .mini b{color:var(--cyan);font-size:15px;font-variant-numeric:tabular-nums}
/* poster grid */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.pcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:transform .2s,box-shadow .2s,border-color .2s}
.pcard:hover{transform:translateY(-6px);border-color:transparent;box-shadow:0 0 0 1px #FF2E6E,0 14px 36px rgba(255,46,110,.22)}
.pthumb{position:relative;overflow:hidden}
.pthumb img{width:100%;aspect-ratio:2/3;object-fit:cover;transition:transform .2s}
.pcard:hover .pthumb img{transform:scale(1.04)}
.pflag{position:absolute;top:10px;left:10px;background:rgba(14,11,20,.82);border:1px solid rgba(255,255,255,.16);border-radius:999px;font-size:11px;padding:2px 10px;color:#ffe6d0}
.score{position:absolute;right:10px;bottom:10px;background:rgba(14,11,20,.86);border:1px solid rgba(53,224,208,.42);border-radius:999px;padding:2px 10px;font-size:12px;font-weight:700;color:var(--cyan)}
.pcard h3{font-size:16px;font-weight:600;padding:14px 16px 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pcard .meta{font-size:13px;color:var(--dim);padding:2px 16px 16px}
/* scenes */
.scenes{border-bottom:1px solid var(--line)}
.scene{display:grid;grid-template-columns:96px 1fr;gap:28px;padding:28px 0;border-top:1px solid var(--line);align-items:start}
.scene .no{font-size:30px;font-weight:800;line-height:1.2;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
.scene h3{font-size:20px;font-weight:600;margin-bottom:6px}
.scene p{font-size:14px;color:var(--dim);max-width:760px}
/* hot */
.hot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.hot-card{display:grid;grid-template-columns:136px 1fr;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px;transition:transform .2s,box-shadow .2s,border-color .2s}
.hot-card:hover{transform:translateY(-4px);border-color:transparent;box-shadow:0 0 0 1px #FF2E6E,0 14px 36px rgba(255,46,110,.2)}
.hot-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px}
.hot-body{min-width:0}
.hot-body h3{font-size:16px;font-weight:600;margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hot-body p{font-size:13px;color:var(--dim);line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hot-score{display:inline-block;margin-top:10px;font-size:12px;font-weight:700;color:var(--cyan);border:1px solid rgba(53,224,208,.4);border-radius:999px;padding:1px 10px;font-variant-numeric:tabular-nums}
/* demo */
.demo-in{display:grid;grid-template-columns:.95fr 1.05fr;gap:56px;align-items:center}
.demo-shots{position:relative;height:400px}
.shot{position:absolute;width:74%;border-radius:var(--r);overflow:hidden;border:1px solid rgba(255,255,255,.12);box-shadow:var(--shadow)}
.shot img{width:100%;aspect-ratio:16/10;object-fit:cover}
.s1{top:0;left:0;transform:rotate(-4deg);z-index:3}
.s2{top:70px;left:20%;transform:rotate(3deg);z-index:2}
.s3{top:170px;left:6%;transform:rotate(-2deg);z-index:1}
.demo-copy h2{margin-bottom:16px}
.demo-copy p{color:var(--dim);font-size:15px}
.demo-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.demo-badges span{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:13px;color:var(--dim)}
.demo-badges b{color:var(--cyan);font-size:15px;font-variant-numeric:tabular-nums;margin-right:5px}
.demo-note{margin-top:22px;font-size:13px;color:#6f6885}
/* channel */
.ch-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;align-items:start}
.ch{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;transition:border-color .2s,transform .2s,box-shadow .2s}
.ch:hover{border-color:rgba(255,106,61,.5);transform:translateY(-4px);box-shadow:0 14px 36px rgba(255,46,110,.16)}
.ch:nth-child(1),.ch:nth-child(2){padding-bottom:52px}
.ch h3{font-size:20px;font-weight:600;margin-bottom:10px}
.ch p{font-size:14px;color:var(--dim);line-height:1.75}
.ch a{display:inline-block;margin-top:16px;font-size:14px;color:var(--cyan);border-bottom:1px solid rgba(53,224,208,.38);padding-bottom:2px;transition:color .18s}
.ch a:hover{color:#fff}
/* rank */
.rank-list{border-top:1px solid var(--line)}
.rank-item{display:grid;grid-template-columns:64px 1fr auto auto auto;gap:20px;align-items:center;padding:16px 18px;border-bottom:1px solid var(--line);transition:background .18s}
.rank-item:hover{background:rgba(255,255,255,.04)}
.rank-item .rno{font-size:20px;font-weight:700;color:var(--dim);font-variant-numeric:tabular-nums}
.rank-item.top{background:rgba(255,46,110,.05);border-left:3px solid transparent;border-image:var(--grad) 1}
.rank-item.top .rno{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-size:24px}
.rank-item h3{font-size:16px;font-weight:600}
.rank-item .heat{font-size:13px;color:var(--dim);font-variant-numeric:tabular-nums}
.rank-item .heat b{color:#FFB03A;font-weight:700}
.rank-item .score{position:static;background:rgba(53,224,208,.08)}
.rank-item .cat{font-size:12px;color:#c3b6ff;background:rgba(138,92,255,.16);border:1px solid rgba(138,92,255,.32);border-radius:999px;padding:2px 12px;white-space:nowrap}
/* case */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.case{display:grid;grid-template-columns:96px 1fr;gap:20px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;transition:border-color .2s,transform .2s}
.case:hover{border-color:rgba(255,176,58,.45);transform:translateY(-3px)}
.case:first-child{grid-column:span 2;grid-template-columns:120px 1fr}
.case img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:16px;border:1px solid rgba(255,255,255,.1)}
.case h3{font-size:18px;font-weight:600;margin-bottom:6px}
.case p{font-size:14px;color:var(--dim)}
.case .mini{margin-top:12px;display:inline-flex;align-items:baseline;gap:6px;background:rgba(53,224,208,.08);border-radius:999px;padding:4px 14px;font-size:12px;color:var(--dim)}
.case .mini b{color:var(--cyan);font-size:14px;font-variant-numeric:tabular-nums}
/* price */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.price-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;display:flex;flex-direction:column;min-height:100%;transition:transform .2s,box-shadow .2s}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.price-card.mid{background:linear-gradient(180deg,#2a1c3d 0%,var(--card) 60%);border-color:transparent;box-shadow:0 0 0 1px #FF6A3D,0 16px 40px rgba(255,106,61,.2);padding-top:40px;padding-bottom:40px;margin-top:-12px}
.price-card h3{font-size:18px;font-weight:600;color:var(--dim);margin-bottom:14px}
.price-num{font-size:40px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-1px}
.price-num small{font-size:14px;font-weight:500;color:var(--dim);margin-left:4px;letter-spacing:0}
.price-zero{display:inline-block;margin-bottom:8px;font-size:12px;color:#1a0a10;background:var(--grad);border-radius:999px;padding:2px 12px;font-weight:700;align-self:flex-start}
.price-card ul{margin:20px 0 24px;display:grid;gap:10px}
.price-card li{font-size:14px;color:var(--dim);padding-left:22px;position:relative}
.price-card li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,#FF2E6E,#FFB03A)}
.price-card .btn{margin-top:auto;width:100%}
/* review */
.rev-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.rev{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;transition:border-color .2s,transform .2s}
.rev:hover{border-color:rgba(255,106,61,.45);transform:translateY(-3px)}
.rev:nth-child(even){margin-top:32px}
.rev-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.rev-head img{width:44px;height:44px;border-radius:50%;object-fit:cover;border:1px solid rgba(255,255,255,.14)}
.rev-head b{display:block;font-size:15px;font-weight:600;line-height:1.4}
.rev-head em{font-style:normal;font-size:12px;color:#FFB03A;letter-spacing:1px}
.rev p{font-size:14px;color:var(--dim);line-height:1.8}
/* word */
.word-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.word{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;text-align:left}
.word b{display:block;font-size:34px;font-weight:800;color:var(--cyan);line-height:1.2;font-variant-numeric:tabular-nums;letter-spacing:-1px}
.word span{font-size:13px;color:var(--dim)}
.word-quote{margin-top:32px;font-size:15px;color:var(--dim);border-left:3px solid #FF6A3D;padding-left:18px;max-width:820px}
/* news */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px 24px}
.news{display:grid;grid-template-columns:132px 1fr;gap:16px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px;transition:border-color .2s,transform .2s}
.news:hover{border-color:rgba(53,224,208,.4);transform:translateY(-3px)}
.news img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:12px}
.news h3{font-size:15px;font-weight:600;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news time{display:block;margin-top:8px;font-size:12px;color:#6f6885;font-variant-numeric:tabular-nums}
/* faq */
.qa{background:var(--card);border:1px solid var(--line);border-radius:16px;margin-bottom:14px;overflow:hidden}
.qa summary{cursor:pointer;list-style:none;padding:20px 56px 20px 22px;font-weight:600;font-size:16px;position:relative;transition:color .18s}
.qa summary::-webkit-details-marker{display:none}
.qa summary:hover{color:var(--cyan)}
.qa summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);color:var(--cyan);font-size:22px;font-weight:400;line-height:1}
.qa[open] summary::after{content:"−"}
.qa p{padding:0 22px 20px;color:var(--dim);font-size:14px;line-height:1.8}
/* cta */
.cta-card{position:relative;border-radius:32px;padding:56px 48px;background:linear-gradient(150deg,#241735 0%,#1a1327 60%,#241735 100%);border:1px solid transparent;background-clip:padding-box;text-align:center;overflow:hidden}
.cta-card::before{content:"";position:absolute;inset:0;border-radius:32px;padding:1px;background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.cta-card h2{max-width:820px;margin:0 auto}
.cta-card p{margin:16px auto 0;max-width:660px;color:var(--dim);font-size:15px}
.cta-btns{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:30px}
.cta-badge{display:inline-flex;align-items:baseline;gap:8px;margin-top:26px;background:rgba(53,224,208,.08);border:1px solid rgba(53,224,208,.3);border-radius:999px;padding:8px 20px;font-size:13px;color:var(--dim)}
.cta-badge b{color:var(--cyan);font-size:18px;font-variant-numeric:tabular-nums}
/* footer */
.ft{background:var(--bg1);border-top:1px solid var(--line);padding:64px 0 0;margin-top:20px}
.ft-in{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:48px}
.ft-brand p{margin-top:16px;font-size:14px;color:var(--dim);line-height:1.8}
.ft-contact{margin-top:12px;font-size:13px;color:#6f6885}
.ft-col h3{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text)}
.ft-col a{display:block;font-size:14px;color:var(--dim);padding:6px 0;transition:color .18s}
.ft-col a:hover{color:var(--cyan)}
.ft-col p{font-size:13px;color:var(--dim);line-height:1.8}
.ft-bot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:22px 24px;border-top:1px solid var(--line);font-size:13px;color:#6f6885}
/* responsive */
@media (max-width:1024px){
  .hero{padding:130px 0 68px}
  .hero h1{font-size:44px}
  .hero-in{grid-template-columns:1fr;gap:44px}
  .hero-vis{max-width:620px}
  .stats{grid-template-columns:repeat(3,1fr)}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .feat-big{grid-column:span 2}
  .grid-4{grid-template-columns:repeat(3,1fr)}
  .hot-grid{grid-template-columns:repeat(2,1fr)}
  .demo-in{grid-template-columns:1fr;gap:36px}
  .demo-shots{height:360px;max-width:600px}
  .ch-grid{grid-template-columns:repeat(2,1fr)}
  .ch:nth-child(1),.ch:nth-child(2){padding-bottom:24px}
  .price-grid{grid-template-columns:1fr;gap:20px}
  .price-card.mid{margin-top:0}
  .word-grid{grid-template-columns:repeat(2,1fr)}
  .ft-in{grid-template-columns:1fr 1fr;gap:32px}
  .nav a{padding:10px 9px;font-size:14px}
}
@media (max-width:768px){
  .sec{padding:52px 0}
  .sec-tight{padding:40px 0}
  h2{font-size:26px}
  .hero h1{font-size:36px}
  .hero-sub{font-size:17px}
  .nav{position:fixed;top:0;right:0;bottom:0;width:min(78vw,300px);background:#150f20;border-left:1px solid var(--line);flex-direction:column;align-items:stretch;padding:88px 20px 28px;gap:2px;transform:translateX(100%);transition:transform .22s;overflow-y:auto;z-index:70}
  .nav.open{transform:translateX(0)}
  .nav a{font-size:16px;line-height:52px;padding:0 14px;border-radius:12px;color:var(--text)}
  .nav a.on::after{display:none}
  .nav a.on{background:rgba(255,46,110,.12)}
  .nav .nav-cta{margin:16px 0 0;width:100%;color:#1a0a10;line-height:48px}
  .burger{display:flex;z-index:80;position:relative}
  .stats{grid-template-columns:repeat(2,1fr)}
  .feat-grid{grid-template-columns:1fr}
  .feat-big{grid-column:span 1}
  .grid-4{grid-template-columns:repeat(2,1fr);gap:16px}
  .hot-grid{grid-template-columns:1fr}
  .ch-grid{grid-template-columns:1fr}
  .case-grid{grid-template-columns:1fr}
  .case:first-child{grid-column:span 1;grid-template-columns:96px 1fr}
  .rank-item{grid-template-columns:44px 1fr auto;gap:12px;padding:14px 12px}
  .rank-item .heat{display:none}
  .rank-item .cat{display:none}
  .rev-grid{grid-template-columns:1fr}
  .rev:nth-child(even){margin-top:0}
  .word-grid{grid-template-columns:1fr 1fr;gap:16px}
  .news-grid{grid-template-columns:1fr}
  .cta-card{padding:40px 24px;border-radius:24px}
  .demo-shots{height:300px}
  .ft-in{grid-template-columns:1fr;gap:28px}
  .hero-btns .btn{flex:1 1 auto}
}
@media (max-width:520px){
  .wrap{padding:0 18px}
  .hero h1{font-size:29px;letter-spacing:-.8px}
  .hero-sub{font-size:16px}
  .hero{padding:112px 0 52px}
  .hero-btns{flex-direction:column}
  .hero-btns .btn{width:100%}
  .badge-float{font-size:12px;padding:8px 14px}
  .b1{right:0}
  .b2{left:0;bottom:-12px}
  .stats{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr}
  .scene{grid-template-columns:56px 1fr;gap:16px}
  .scene .no{font-size:24px}
  .hot-card{grid-template-columns:110px 1fr}
  .word-grid{grid-template-columns:1fr}
  .news{grid-template-columns:110px 1fr}
  .rank-item{grid-template-columns:36px 1fr}
  .rank-item .score{display:none}
  .cta-btns{flex-direction:column}
  .cta-btns .btn{width:100%}
  .price-card{padding:24px}
  .price-card.mid{padding-top:24px;padding-bottom:24px}
  .ft-bot{flex-direction:column;gap:6px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}