/* roulang page: index */
:root{
  --peach:#FF7A59;--rose:#E8455C;--gold:#FFB347;
  --grad:linear-gradient(135deg,#FF7A59 0%,#E8455C 52%,#FFB347 100%);
  --ink:#1F3A34;--sand:#FFF7F2;--clay:#F6EDE6;--card:#FFFFFF;
  --t1:#241A1F;--t2:#6B5A60;--rev:#FFF7F2;
  --r1:24px;--r2:18px;--r3:14px;--pill:999px;
  --s1:0 10px 30px rgba(232,69,92,.10);
  --s2:0 2px 8px rgba(36,26,31,.06);
  --s3:0 18px 44px rgba(232,69,92,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB",system-ui,sans-serif;font-size:16px;line-height:1.75;background:var(--sand);color:var(--t1)}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{list-style:none;margin:0;padding:0}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--rose);outline-offset:2px;border-radius:6px}
.wrap{width:calc(100% - 48px);max-width:1200px;margin:0 auto}
.sec{padding:96px 0;scroll-margin-top:110px}
.sec-alt{background:var(--card)}
.sec-clay{background:var(--clay)}
.head{margin-bottom:40px}
.head .kicker{display:inline-block;font-size:13px;font-weight:700;color:var(--rose);letter-spacing:.08em}
.head h2{margin-top:10px;font-size:clamp(24px,3vw,34px);font-weight:800;letter-spacing:-.02em;line-height:1.3}
.head p{margin-top:12px;max-width:680px;color:var(--t2);font-size:15px;line-height:1.8}
.head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px}
.more{font-size:14px;font-weight:700;color:var(--rose);border-bottom:1.5px solid rgba(232,69,92,.35);padding-bottom:2px;white-space:nowrap}

/* buttons & badges */
.btn{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 28px;border-radius:var(--pill);font-size:15px;font-weight:700;white-space:nowrap;transition:transform .2s ease,box-shadow .2s ease,background-position .4s ease,background-color .2s ease}
.btn-grad{background:var(--grad);background-size:180% 100%;background-position:0 0;color:#fff;box-shadow:0 8px 22px rgba(232,69,92,.28)}
.btn-grad:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:0 14px 32px rgba(232,69,92,.34)}
.btn-line{border:1.5px solid var(--rose);color:var(--rose);background:transparent}
.btn-line:hover{background:rgba(232,69,92,.08);transform:translateY(-2px)}
.btn-s{height:40px;padding:0 20px;font-size:14px}
.badge{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--pill);font-size:12.5px;font-weight:600;font-variant-numeric:tabular-nums;background:rgba(255,122,89,.12);border:1px solid rgba(232,69,92,.22);color:#B4364B;white-space:nowrap}
.badge-s{height:24px;padding:0 9px;font-size:12px}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:var(--pill);background:rgba(255,122,89,.10);border:1px solid rgba(232,69,92,.20);font-size:14px;font-weight:600;color:#B4364B;white-space:nowrap}

/* dock nav */
.dock{position:fixed;top:22px;left:50%;transform:translateX(-50%);z-index:60;width:calc(100% - 48px);max-width:1160px;display:flex;align-items:center;gap:18px;padding:9px 14px 9px 10px;border-radius:var(--pill);background:rgba(255,255,255,.92);border:1px solid rgba(36,26,31,.07);box-shadow:0 10px 30px rgba(232,69,92,.14);backdrop-filter:blur(14px);transition:top .22s ease,padding .22s ease,box-shadow .22s ease}
.dock.slim{top:12px;padding:5px 14px 5px 10px;box-shadow:0 14px 38px rgba(232,69,92,.22)}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;font-weight:800;font-size:14px;letter-spacing:.02em;flex:0 0 38px}
.brand-txt{font-weight:800;font-size:16px;letter-spacing:-.02em;white-space:nowrap}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto;overflow:visible}
.nav a{padding:8px 14px;border-radius:var(--pill);font-size:14px;font-weight:600;color:var(--t2);white-space:nowrap;transition:background .2s ease,color .2s ease}
.nav a:hover{background:rgba(255,122,89,.12);color:var(--rose)}
.nav a.active{color:var(--rose);position:relative}
.nav a.active::before{content:"";position:absolute;left:4px;top:50%;transform:translateY(-50%);width:4px;height:16px;border-radius:99px;background:var(--grad)}
.dock-act{display:flex;align-items:center;gap:10px;flex-shrink:0}
.ico{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-size:19px;color:var(--t2);border:1px solid rgba(36,26,31,.10);transition:background .2s ease,color .2s ease}
.ico:hover{background:var(--clay);color:var(--rose)}

/* hero */
.hero{padding:140px 0 72px;background:radial-gradient(120% 90% at 88% 0%,rgba(255,179,71,.22),transparent 60%),radial-gradient(90% 70% at 4% 8%,rgba(255,122,89,.16),transparent 55%),var(--sand)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--pill);background:rgba(232,69,92,.10);border:1px solid rgba(232,69,92,.20);color:#B4364B;font-size:13px;font-weight:700}
.hero h1{margin-top:18px;font-size:clamp(32px,5vw,56px);font-weight:800;letter-spacing:-.02em;line-height:1.15}
.hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin-top:16px;font-size:18px;font-weight:600;color:var(--t1)}
.hero-desc{margin-top:14px;max-width:520px;font-size:15px;color:var(--t2);line-height:1.85}
.hero-btns{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}
.sub{display:flex;gap:10px;margin-top:26px;max-width:440px}
.sub input{flex:1;min-width:0;height:44px;padding:0 18px;border-radius:var(--r3);border:1px solid rgba(36,26,31,.12);background:#fff;font-size:14px;color:var(--t1);transition:border-color .2s ease,box-shadow .2s ease}
.sub input::placeholder{color:var(--t2);font-size:14px}
.sub input:focus{outline:none;border-color:var(--rose);box-shadow:0 0 0 3px rgba(232,69,92,.14)}
.hero-art{position:relative}
.hero-art>img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:28px;box-shadow:var(--s1)}
.float-card{position:absolute;top:20px;left:20px;background:rgba(255,255,255,.94);border:1px solid rgba(36,26,31,.06);border-radius:var(--r2);padding:12px 18px;box-shadow:var(--s2);backdrop-filter:blur(8px)}
.float-card b{display:block;font-size:12.5px;font-weight:600;color:var(--t2)}
.float-card span{font-size:17px;font-weight:800;font-variant-numeric:tabular-nums}
.hero-badges{position:absolute;right:16px;bottom:16px;display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.hero-badges .badge{background:rgba(255,255,255,.94);border-color:rgba(232,69,92,.18);box-shadow:var(--s2)}
.roadmap{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:56px;padding:24px 28px;border-radius:var(--r1);background:rgba(255,255,255,.74);border:1px solid rgba(36,26,31,.06);box-shadow:var(--s2)}
.road-item{position:relative;padding-left:18px;display:flex;flex-direction:column;gap:2px}
.road-item i{position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--grad)}
.road-item b{font-size:14px;font-weight:700}
.road-item span{font-size:13px;color:var(--t2)}

/* pain */
.pain-list{display:grid;gap:16px}
.pain{display:flex;gap:24px;align-items:flex-start;background:var(--card);border:1px solid rgba(36,26,31,.06);border-radius:var(--r2);padding:26px 30px;box-shadow:var(--s2);transition:transform .22s ease,box-shadow .22s ease}
.pain:hover{transform:translateY(-4px);box-shadow:var(--s3)}
.pain .no{font-size:30px;font-weight:800;line-height:1.15;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums;flex:0 0 auto}
.pain h3{font-size:18px;font-weight:700;margin-bottom:4px}
.pain p{font-size:14.5px;color:var(--t2);line-height:1.8}

/* solve */
.solve{display:grid;grid-template-columns:1fr auto;gap:48px;align-items:center;background:var(--sand);border:1px solid rgba(36,26,31,.06);border-radius:var(--r1);padding:48px;position:relative;overflow:hidden;box-shadow:var(--s2)}
.solve::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--grad)}
.solve .kicker{font-size:13px;font-weight:700;color:var(--rose);letter-spacing:.08em}
.solve h2{margin-top:8px;font-size:clamp(22px,2.6vw,30px);font-weight:800;letter-spacing:-.02em;line-height:1.35}
.solve p{margin-top:14px;max-width:640px;font-size:15px;color:var(--t2);line-height:1.85}
.solve-tags{display:flex;flex-direction:column;gap:12px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.step{background:var(--card);border:1px solid rgba(36,26,31,.06);border-radius:var(--r1);padding:34px 28px;box-shadow:var(--s2);transition:transform .22s ease,box-shadow .22s ease}
.step:hover{transform:translateY(-4px);box-shadow:var(--s3)}
.step:nth-child(2){margin-top:28px}
.step:nth-child(3){margin-top:56px}
.step-no{display:block;font-size:38px;font-weight:800;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums;margin-bottom:14px}
.step h3{font-size:18px;font-weight:700;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--t2);line-height:1.8}

/* split / latest + rank */
.split{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:start}
.upd-list{display:grid;gap:14px}
.upd{display:flex;align-items:center;gap:16px;background:var(--card);border:1px solid rgba(36,26,31,.06);border-radius:var(--r2);padding:12px;box-shadow:var(--s2);transition:transform .22s ease,box-shadow .22s ease}
.upd:hover{transform:translateY(-3px);box-shadow:var(--s3)}
.upd img{width:104px;height:78px;object-fit:cover;border-radius:12px;flex:0 0 104px}
.upd-body{flex:1;min-width:0}
.upd h3{font-size:15.5px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.upd-meta{display:flex;gap:6px;margin-top:4px;font-size:13px;color:var(--t2);font-variant-numeric:tabular-nums;flex-wrap:wrap}
.rank-card{background:var(--card);border:1px solid rgba(36,26,31,.06);border-radius:var(--r1);padding:28px 22px;box-shadow:var(--s1)}
.rank-card h2{font-size:20px;font-weight:800;letter-spacing:-.02em;padding:0 8px 14px}
.rank-list li{display:flex;align-items:center;gap:12px;padding:9px 8px;border-radius:12px;transition:background .2s ease}
.rank-list li:hover{background:var(--clay)}
.rk{width:26px;height:26px;flex:0 0 26px;border-radius:8px;display:grid;place-items:center;font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;background:rgba(255,122,89,.14);color:#B4364B}
.rank-list li:nth-child(-n+3) .rk{background:var(--grad);color:#fff}
.rk-b{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px}
.rk-name{font-size:14.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rk-bar{display:block;height:4px;border-radius:99px;background:rgba(36,26,31,.08);overflow:hidden}
.rk-bar i{display:block;height:100%;border-radius:99px;background:var(--grad)}
.rank-list .badge{height:24px;padding:0 8px;font-size:12px}

/* categories */
.cats{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.cat{background:var(--card);border:1px solid rgba(36,26,31,.06);border-radius:var(--r2);padding:26px 22px;position:relative;overflow:hidden;box-shadow:var(--s2);transition:transform .22s ease,box-shadow .22s ease}
.cat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad)}
.cat:hover{transform:translateX(4px);box-shadow:var(--s3)}
.cat h3{font-size:18px;font-weight:700;margin-bottom:8px}
.cat p{font-size:13.5px;color:var(--t2);line-height:1.75}

/* hot cards */
.grid-hot{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.vcard{background:var(--card);border:1px solid rgba(36,26,31,.06);border-radius:var(--r2);padding:12px;box-shadow:var(--s2);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.vcard:hover{transform:translateY(-4px);box-shadow:var(--s3);border-color:rgba(232,69,92,.24)}
.vthumb{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:16/9}
.vthumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.vcard:hover .vthumb img{transform:scale(1.03)}
.vthumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(36,26,31,.35));opacity:0;transition:opacity .22s ease}
.vcard:hover .vthumb::after{opacity:1}
.vtag{position:absolute;left:10px;top:10px;z-index:2;height:24px;padding:0 10px;border-radius:var(--pill);font-size:12px;font-weight:700;display:inline-flex;align-items:center}
.tag-ink{background:var(--ink);color:var(--rev)}
.tag-gold{background:var(--gold);color:#4A2E10}
.tag-clay{background:#E4A48C;color:#4A2016}
.vcard h3{font-size:15.5px;font-weight:700;margin:12px 2px 10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.vmeta{display:flex;gap:6px;flex-wrap:wrap}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{background:var(--card);border:1px solid rgba(36,26,31,.06);border-radius:var(--r1);padding:32px 26px;box-shadow:var(--s2)}
.stat b{display:block;font-size:40px;font-weight:800;line-height:1.1;letter-spacing:-.02em;font-variant-numeric:tabular-nums;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat em{font-style:normal;font-size:22px}
.stat span{display:block;margin-top:6px;font-size:14px;color:var(--t2)}

/* voices */
.voices{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.voice{background:var(--card);border:1px solid rgba(36,26,31,.06);border-radius:var(--r1);padding:32px 28px;box-shadow:var(--s2);position:relative}
.voice:nth-child(2){margin-top:30px}
.voice:nth-child(3){margin-top:14px}
.voice::before{content:"“";position:absolute;top:4px;right:22px;font-size:56px;line-height:1;font-weight:800;color:rgba(232,69,92,.14)}
.voice p{font-size:15.5px;line-height:1.85}
.voice footer{display:flex;align-items:center;gap:12px;margin-top:20px}
.ava{width:38px;height:38px;flex:0 0 38px;border-radius:50%;display:grid;place-items:center;background:var(--grad);color:#fff;font-weight:700;font-size:15px}
.voice footer b{display:block;font-size:14px}
.voice footer div span{font-size:12.5px;color:var(--t2)}

/* who */
.who{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.who-item{display:flex;flex-direction:column;gap:4px;background:var(--card);border:1px solid rgba(36,26,31,.06);border-radius:var(--r2);padding:22px 24px;box-shadow:var(--s2);transition:transform .2s ease,box-shadow .2s ease}
.who-item:hover{transform:translateY(-3px);box-shadow:var(--s3)}
.who-item b{font-size:16px;font-weight:700}
.who-item span{font-size:13.5px;color:var(--t2)}

/* news */
.news{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:var(--card);border:1px solid rgba(36,26,31,.06);border-radius:var(--r2);overflow:hidden;box-shadow:var(--s2);transition:transform .2s ease,box-shadow .2s ease}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--s3)}
.news-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.news-card div{padding:18px 20px 20px}
.news-card h3{font-size:15.5px;font-weight:700;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card time{display:block;margin-top:10px;font-size:13px;color:var(--t2);font-variant-numeric:tabular-nums}

/* dashboard */
.dash{background:var(--ink);border-radius:28px;padding:56px;display:grid;grid-template-columns:1fr 1.15fr;gap:56px;color:var(--rev);box-shadow:0 20px 50px rgba(31,58,52,.22)}
.dash h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;letter-spacing:-.02em;line-height:1.35}
.dash p{margin-top:14px;font-size:14.5px;line-height:1.85;color:rgba(255,247,242,.74)}
.metric{display:grid;grid-template-columns:80px 1fr 52px;gap:14px;align-items:center;margin-bottom:20px;font-size:14px}
.metric:last-child{margin-bottom:0}
.metric i{display:block;height:6px;border-radius:99px;background:rgba(255,247,242,.16);overflow:hidden}
.metric em{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#FF7A59,#FFB347)}
.metric b{font-variant-numeric:tabular-nums;text-align:right;color:var(--gold);font-size:14px}

/* media */
.media{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.media-item{background:var(--card);border:1px solid rgba(36,26,31,.06);border-radius:var(--r2);padding:24px;box-shadow:var(--s2);display:flex;flex-direction:column;gap:4px;transition:transform .2s ease,box-shadow .2s ease}
.media-item:hover{transform:translateY(-3px);box-shadow:var(--s3)}
.media-item b{font-size:16px;font-weight:700}
.media-item span{font-size:13.5px;color:var(--t2)}

/* faq */
.faq-item{background:var(--card);border:1px solid rgba(36,26,31,.07);border-radius:var(--r2);box-shadow:var(--s2);margin-bottom:14px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 24px;font-weight:700;font-size:17px;display:flex;justify-content:space-between;align-items:center;gap:16px;transition:color .2s ease}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;font-weight:400;color:var(--rose);line-height:1;transition:transform .2s ease}
.faq-item[open] summary{color:var(--rose)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .ans{padding:0 24px 22px;font-size:15px;color:var(--t2);line-height:1.85}

/* cta */
.cta{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center;background:linear-gradient(135deg,rgba(255,122,89,.16),rgba(232,69,92,.10) 50%,rgba(255,179,71,.18));border:1.5px solid rgba(232,69,92,.28);border-radius:28px;padding:56px 48px}
.cta h2{font-size:clamp(22px,3vw,32px);font-weight:800;letter-spacing:-.02em;line-height:1.35}
.cta p{margin-top:12px;font-size:15px;color:var(--t2);max-width:520px}
.cta-btns{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.cta-badges{display:flex;flex-direction:column;gap:10px;align-items:flex-end}

/* footer */
.foot{background:var(--ink);color:var(--rev);border-radius:32px 32px 0 0;padding:64px 0 0;margin-top:96px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-brand .brand-mark{width:36px;height:36px;flex:0 0 36px;border-radius:11px}
.foot-brand b{font-size:16px;font-weight:800}
.foot-desc{font-size:14px;color:rgba(255,247,242,.72);max-width:280px}
.foot h4{font-size:14px;font-weight:700;margin-bottom:14px;color:var(--gold)}
.foot-list{display:flex;flex-direction:column;gap:10px}
.foot-list a,.foot-list span{font-size:14px;color:rgba(255,247,242,.74);transition:color .2s ease}
.foot-list a:hover{color:var(--gold)}
.foot-bottom{margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,247,242,.14);font-size:13px;color:rgba(255,247,242,.6);text-align:center}

/* responsive */
@media (max-width:1024px){
  .hero{padding:126px 0 60px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-desc{max-width:none}
  .roadmap{grid-template-columns:repeat(2,1fr)}
  .cats{grid-template-columns:repeat(3,1fr)}
  .grid-hot{grid-template-columns:repeat(3,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:40px}
  .solve{grid-template-columns:1fr;gap:28px;padding:40px}
  .dash{grid-template-columns:1fr;gap:32px;padding:44px}
  .media{grid-template-columns:repeat(2,1fr)}
  .cta{grid-template-columns:1fr;gap:28px;padding:44px 36px}
  .cta-badges{flex-direction:row;flex-wrap:wrap;align-items:flex-start}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .wrap{width:calc(100% - 32px)}
  .sec{padding:64px 0}
  .dock{top:12px;gap:10px;padding:8px 12px 8px 10px}
  .brand-txt{display:none}
  .nav{overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
  .nav::-webkit-scrollbar{display:none}
  .nav a{padding:8px 12px;font-size:13.5px}
  .ico{display:none}
  .head-row{flex-direction:column;align-items:flex-start;gap:14px}
  .steps{grid-template-columns:1fr}
  .step:nth-child(2),.step:nth-child(3){margin-top:0}
  .cats{grid-template-columns:repeat(2,1fr)}
  .grid-hot{grid-template-columns:repeat(2,1fr);gap:16px}
  .voices{grid-template-columns:1fr}
  .voice:nth-child(2),.voice:nth-child(3){margin-top:0}
  .who{grid-template-columns:repeat(2,1fr)}
  .news{grid-template-columns:repeat(2,1fr)}
  .media{grid-template-columns:1fr}
  .upd img{width:88px;height:66px;flex:0 0 88px}
  .pain{padding:22px;gap:16px}
  .pain .no{font-size:24px}
}
@media (max-width:520px){
  .hero{padding:112px 0 48px}
  .hero-btns .btn{flex:1}
  .sub{flex-direction:column}
  .sub .btn{width:100%}
  .roadmap{grid-template-columns:1fr;padding:20px}
  .grid-hot{grid-template-columns:1fr}
  .cats,.who,.news,.stats{grid-template-columns:1fr}
  .vcard h3{font-size:16px}
  .rank-card{padding:22px 14px}
  .rank-list li{gap:8px;padding:8px 4px}
  .rank-list .badge{display:none}
  .dash{padding:32px 22px;border-radius:22px}
  .metric{grid-template-columns:72px 1fr 48px;gap:10px;font-size:13px}
  .cta{padding:34px 22px;border-radius:22px}
  .cta-btns .btn{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .faq-item summary{padding:18px;font-size:15.5px}
  .faq-item .ans{padding:0 18px 18px;font-size:14px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}