/* roulang page: index */
:root{
  --main:#0F5C55;--main-dark:#083B36;--main-soft:#E8F0EE;
  --accent:#E8863C;--accent-soft:#FBEDE1;
  --bg:#FAF7F2;--card:#FFFFFF;--zebra:#F5F1EA;
  --text:#1B2422;--text-2:#5A6764;--line:#E4DED3;
  --ok:#2E7D6F;--warn:#B5473A;
  --r-card:14px;--r-img:12px;--r-btn:10px;
  --sh:0 1px 2px rgba(15,92,85,.06);
  --sh-h:0 10px 24px -12px rgba(15,92,85,.22);
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-size:16px;line-height:1.75;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{display:block;max-width:100%}
a{color:var(--main);text-decoration:none}
button,input{font:inherit}
:focus-visible{outline:2px solid var(--main);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums;font-family:"DIN Alternate",ui-monospace,SFMono-Regular,Menlo,monospace}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);backdrop-filter:saturate(120%)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;transition:height .2s ease}
.site-header.is-compact .header-inner{height:60px}
.site-header.is-compact{box-shadow:0 6px 18px -14px rgba(15,92,85,.55)}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex:none}
.brand-logo{width:40px;height:40px;border-radius:10px;background:var(--main);color:#fff;
  font-size:15px;font-weight:700;display:grid;place-items:center;letter-spacing:1px}
.brand-text strong{display:block;font-size:16px;line-height:1.25}
.brand-text small{display:block;font-size:11px;color:var(--text-2);line-height:1.4}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.main-nav a{position:relative;padding:8px 14px;border-radius:999px;font-size:14px;color:var(--text-2);transition:.2s}
.main-nav a:hover{background:rgba(15,92,85,.08);color:var(--main)}
.main-nav a.is-active{color:var(--main);font-weight:600;padding-left:18px}
.main-nav a.is-active::before{content:"";position:absolute;left:6px;top:50%;transform:translateY(-50%);
  width:3px;height:16px;border-radius:2px;background:var(--main)}
.header-cta{margin-left:8px;flex:none}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;margin-left:auto;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--main);border-radius:2px}
.nav-mask{position:fixed;inset:0;background:rgba(8,59,54,.42);z-index:70;opacity:0;visibility:hidden;transition:.25s}
.nav-mask.is-open{opacity:1;visibility:visible}
.mobile-nav{position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;z-index:80;
  background:#F6F2EA;padding:22px;display:flex;flex-direction:column;overflow-y:auto;
  transform:translateX(100%);transition:transform .28s ease;box-shadow:-16px 0 40px -24px rgba(8,59,54,.6)}
.mobile-nav.is-open{transform:translateX(0)}
.mobile-nav h2{font-size:13px;letter-spacing:.1em;color:var(--text-2);font-weight:600;margin-bottom:10px}
.mobile-nav a{display:flex;align-items:center;min-height:48px;padding:0 4px;font-size:15px;
  color:var(--text);border-bottom:1px solid var(--line)}
.mobile-nav a:hover{color:var(--main)}
.mobile-nav .btn{margin-top:18px;width:100%}
.mobile-nav small{display:block;margin-top:16px;font-size:12px;color:var(--text-2);line-height:1.7}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;
  padding:12px 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  border:1.5px solid transparent;cursor:pointer;transition:background .2s,transform .2s,box-shadow .2s,filter .2s}
.btn-primary{background:var(--main);color:#fff}
.btn-primary:hover{background:#0B6B62;transform:translateY(-1px);box-shadow:0 10px 22px -14px rgba(15,92,85,.9)}
.btn-primary:active{transform:none}
.btn-ghost{background:transparent;color:var(--main);border-color:var(--main)}
.btn-ghost:hover{background:rgba(15,92,85,.08)}
.btn-accent{background:var(--accent);color:#083B36}
.btn-accent:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn-light-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-light-ghost:hover{background:rgba(255,255,255,.12)}
.btn-sm{padding:10px 18px;font-size:14px;min-height:40px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--main)}
.link-more:hover{text-decoration:underline}
.link-more::after{content:"→";transition:transform .2s}
.link-more:hover::after{transform:translateX(3px)}

/* sections */
.sec{padding:72px 0}
.sec + .sec{border-top:1px solid var(--line)}
.sec-soft{background:var(--main-soft)}
.sec-head{margin-bottom:28px;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px}
.sec-head > div{max-width:780px}
.sec-no{display:block;font-size:12px;font-weight:600;letter-spacing:.14em;color:rgba(15,92,85,.6);margin-bottom:8px}
.sec-head h2{font-size:clamp(22px,2.4vw,32px);line-height:1.28;font-weight:700}
.sec-head p{margin-top:10px;font-size:15px;color:var(--text-2)}

/* hero */
.hero{padding:56px 0 64px}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start;min-height:520px}
.crumb{font-size:12px;color:var(--text-2);margin-bottom:14px}
.hero h1{font-size:clamp(30px,4.2vw,52px);line-height:1.18;font-weight:700;letter-spacing:-.01em}
.hero h1 em{font-style:normal;color:var(--accent);
  background:linear-gradient(transparent 64%,rgba(15,92,85,.12) 64%)}
.hero-sub{margin-top:16px;font-size:19px;color:var(--text-2);line-height:1.6}
.hero-desc{margin-top:14px;font-size:15px;color:var(--text-2);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-metrics{display:flex;flex-wrap:wrap;gap:28px;margin-top:32px;padding-top:24px;border-top:1px dashed var(--line)}
.hero-metrics li{display:flex;align-items:baseline;gap:8px;font-size:13px;color:var(--text-2)}
.hero-metrics b{font-size:20px;color:var(--main);font-variant-numeric:tabular-nums}
.hero-figure{position:relative;margin:0}
.hero-figure img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;
  border-radius:16px;border:1px solid rgba(15,92,85,.08);box-shadow:0 18px 40px -30px rgba(15,92,85,.8)}
.hero-card{position:absolute;right:-16px;bottom:-24px;width:236px;background:#fff;
  border:1px solid var(--line);border-radius:12px;padding:14px 16px;box-shadow:0 16px 34px -22px rgba(15,92,85,.6)}
.hero-card li{display:flex;justify-content:space-between;font-size:12px;color:var(--text-2);padding:4px 0}
.hero-card li b{color:var(--text);font-weight:600}
.hero-card li b.ok{color:var(--ok)}
.hero-card .badge{margin-top:8px}
.badge{display:inline-block;font-size:12px;line-height:1.6;padding:2px 10px;border-radius:999px;background:var(--main-soft);color:var(--main);font-weight:600}
.badge-ok{background:rgba(46,125,111,.12);color:var(--ok)}
.badge-warn{background:rgba(181,71,58,.1);color:var(--warn)}
.badge-accent{background:var(--accent-soft);color:#9C5620}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:52px}
.quick-item{display:block;height:100%;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;transition:.2s}
.quick-item strong{display:block;font-size:14px;color:var(--text)}
.quick-item span{display:block;font-size:12px;color:var(--text-2);margin-top:2px}
.quick-item:hover{border-color:rgba(15,92,85,.42);transform:translateY(-2px);box-shadow:var(--sh-h)}

/* grids & cards */
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ico{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;
  background:var(--main-soft);color:var(--main);flex:none}
.ico svg{width:18px;height:18px}
.pain-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;
  box-shadow:var(--sh);transition:.2s}
.pain-card:hover{transform:translateY(-2px);box-shadow:var(--sh-h)}
.pain-card h3{margin-top:14px;font-size:16px;font-weight:700}
.pain-card p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.7}

/* solution */
.sol-grid{display:grid;grid-template-columns:4fr 8fr;gap:40px;align-items:start}
.sol-figure{margin:0}
.sol-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:14px;
  border:1px solid rgba(15,92,85,.08);background:var(--main-soft)}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.chip{font-size:12px;padding:4px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--text-2)}
.point-list li{padding:18px 0 18px 18px;border-left:3px solid var(--main);border-bottom:1px dashed var(--line)}
.point-list li:last-child{border-bottom:0;padding-bottom:0}
.point-list h3{font-size:18px;font-weight:600}
.point-list p{margin-top:6px;font-size:14px;color:var(--text-2)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:step}
.steps li{position:relative;padding:0 20px 0 0}
.steps li::after{content:"";position:absolute;left:44px;right:12px;top:16px;border-top:1px dashed var(--line)}
.steps li:last-child::after{display:none}
.step-dot{position:relative;z-index:1;width:32px;height:32px;border-radius:50%;background:var(--accent);
  color:#fff;font-size:14px;font-weight:700;display:grid;place-items:center;font-variant-numeric:tabular-nums}
.steps li:first-child .step-dot{box-shadow:0 0 0 6px rgba(15,92,85,.14)}
.steps h3{margin-top:14px;font-size:16px;font-weight:700}
.steps p{margin-top:6px;font-size:14px;color:var(--text-2);line-height:1.7}
.steps-foot{margin-top:36px;text-align:center}

/* capability */
.cap-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;transition:.2s}
.cap-card:hover{border-color:rgba(15,92,85,.35);transform:translateY(-2px);box-shadow:var(--sh-h)}
.cap-card .ico{border-radius:8px}
.cap-card h3{margin-top:14px;font-size:16px;font-weight:700}
.cap-card p{margin-top:8px;font-size:14px;color:var(--text-2)}

/* progress */
.prog-list{display:grid;gap:16px}
.prog-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px}
.prog-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:10px}
.prog-head strong{font-size:15px;font-weight:600}
.prog-head span{font-size:13px;color:var(--accent);font-weight:700}
.prog-bar{height:8px;border-radius:999px;background:var(--main-soft);overflow:hidden}
.prog-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--main),#2E7D6F)}
.prog-item p{margin-top:10px;font-size:13px;color:var(--text-2)}

/* plan & log */
.plan-list li{display:grid;grid-template-columns:132px 1fr;gap:20px;padding:16px 0;border-top:1px dashed var(--line)}
.plan-list li:first-child{border-top:0}
.plan-list .badge{justify-self:start;align-self:start}
.plan-list h3{font-size:16px;font-weight:700}
.plan-list p{margin-top:4px;font-size:14px;color:var(--text-2)}
.log-list li{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:14px 0;
  border-bottom:1px dashed var(--line);font-size:14px;color:var(--text-2)}
.log-list li:last-child{border-bottom:0}
.log-list time{color:var(--text-2);font-family:"DIN Alternate",ui-monospace,monospace;font-variant-numeric:tabular-nums}
.log-list b{color:var(--text);font-weight:600}

/* poster grid */
.poster-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.poster-card{display:block;color:var(--text)}
.poster-thumb{position:relative;aspect-ratio:2/3;border-radius:var(--r-img);overflow:hidden;background:var(--main-soft)}
.poster-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.poster-card:hover .poster-thumb img{transform:scale(1.05)}
.poster-thumb .badge{position:absolute;left:8px;top:8px;background:rgba(255,255,255,.92);color:#22403B}
.poster-score{position:absolute;right:8px;bottom:8px;font-size:14px;font-weight:700;color:var(--accent);
  background:rgba(8,59,54,.78);border-radius:999px;padding:1px 10px;font-variant-numeric:tabular-nums}
.poster-name{margin-top:10px;font-size:16px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.poster-meta{margin-top:2px;font-size:13px;color:var(--text-2)}
.filter-row{display:flex;flex-wrap:wrap;gap:8px}
.filter-row span{font-size:12px;padding:4px 12px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--text-2)}
.filter-row span.is-on{background:var(--main);border-color:var(--main);color:#fff}
.list-foot{margin-top:28px;text-align:center}

/* hot cards */
.hot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.hot-card{display:grid;grid-template-columns:96px 1fr;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:14px;transition:.2s}
.hot-card:hover{border-color:rgba(15,92,85,.42)}
.hot-card img{width:96px;height:128px;object-fit:cover;border-radius:10px;background:var(--main-soft)}
.hot-card h3{font-size:17px;font-weight:700;line-height:1.4}
.hot-card p{margin-top:6px;font-size:13px;color:var(--text-2);line-height:1.65}
.hot-foot{display:flex;align-items:center;gap:10px;margin-top:10px;font-size:12px;color:var(--text-2)}
.hot-foot .score{color:var(--accent);font-weight:700;font-variant-numeric:tabular-nums}
.hot-card .arrow{margin-left:auto;color:var(--main);transition:transform .2s}
.hot-card:hover .arrow{transform:translateX(2px)}

/* rank */
.rank-wrap{display:grid;grid-template-columns:8fr 4fr;gap:32px;align-items:start}
.rank-row{display:grid;grid-template-columns:46px 1fr 84px 60px 72px;align-items:center;gap:12px;
  height:52px;padding:0 14px;border-radius:8px;font-size:14px}
.rank-row:nth-child(odd){background:var(--zebra)}
.rank-row:hover{background:#EFEAE1}
.rank-no{font-family:"DIN Alternate",ui-monospace,monospace;color:var(--text-2);font-variant-numeric:tabular-nums}
.rank-row:nth-child(-n+3) .rank-no{background:var(--main);color:#fff;border-radius:6px;
  width:26px;height:26px;display:grid;place-items:center;font-size:12px;font-weight:700}
.rank-name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-hot,.rank-score{text-align:right;font-variant-numeric:tabular-nums;color:var(--text-2)}
.rank-score{color:var(--accent);font-weight:700}
.rank-tag{font-size:12px;color:var(--text-2);background:#EFEAE1;border-radius:999px;text-align:center;line-height:22px}
.rank-side{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px}
.rank-side h3{font-size:16px;font-weight:700}
.rank-side p{margin-top:10px;font-size:14px;color:var(--text-2)}
.rank-side .btn{width:100%;margin-top:18px}
.rank-time{margin-top:14px;font-size:12px;color:var(--text-2)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:0 20px;border-left:1px solid var(--line);text-align:center}
.stat:first-child{border-left:0}
.stat dt{font-size:clamp(28px,3.2vw,44px);font-weight:700;color:var(--main);line-height:1.1;font-variant-numeric:tabular-nums}
.stat dt small{font-size:14px;font-weight:500;margin-left:2px;color:var(--text-2)}
.stat dd{margin:8px 0 0;font-size:13px;color:var(--text-2)}

/* voice */
.voice-card{position:relative;background:#fff;border:1px solid var(--line);border-left:3px solid var(--main);
  border-radius:var(--r-card);padding:22px}
.voice-card::before{content:"”";position:absolute;right:18px;top:-6px;font-size:64px;line-height:1;
  color:rgba(15,92,85,.12);font-family:Georgia,serif}
.voice-card p{position:relative;font-size:14px;color:var(--text-2);line-height:1.8;z-index:1}
.voice-user{display:flex;align-items:center;gap:10px;margin-top:16px}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--main-soft);color:var(--main);
  display:grid;place-items:center;font-size:14px;font-weight:700;flex:none}
.voice-user b{display:block;font-size:14px;font-weight:600}
.voice-user span{display:block;font-size:12px;color:var(--text-2)}
.stars{margin-left:auto;color:var(--accent);font-size:12px;letter-spacing:1px}

/* scene */
.scene-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;
  display:flex;flex-direction:column;gap:10px;transition:.2s}
.scene-card:hover{border-color:rgba(15,92,85,.35);transform:translateY(-2px)}
.scene-card .ico{border-radius:8px;background:var(--accent-soft);color:#9C5620;transition:.2s}
.scene-card:hover .ico{background:rgba(15,92,85,.1);color:var(--main)}
.scene-card h3{font-size:16px;font-weight:700}
.scene-card p{font-size:13px;color:var(--text-2);line-height:1.7}
.scene-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}
.scene-tags span{font-size:11px;padding:2px 9px;border-radius:999px;background:var(--main-soft);color:var(--main)}

/* news */
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 36px}
.news-item{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
.news-item img{width:120px;height:80px;object-fit:cover;border-radius:10px;background:var(--main-soft)}
.news-item h3{font-size:16px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden}
.news-item:hover h3{color:var(--main)}
.news-item p{margin-top:4px;font-size:13px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.news-item time{display:block;margin-top:6px;font-size:12px;color:var(--text-2);
  font-family:"DIN Alternate",ui-monospace,monospace}

/* metrics band */
.metrics-band{background:rgba(15,92,85,.06);padding:36px 0}
.metrics-band h2{font-size:14px;font-weight:600;color:var(--main);letter-spacing:.04em}
.metrics-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:14px}
.metrics-row li{display:flex;align-items:baseline;gap:10px;font-size:13px;color:var(--text-2)}
.metrics-row b{font-size:22px;color:var(--main);font-variant-numeric:tabular-nums;font-weight:700}

/* faq */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden;transition:.2s}
.faq-item[open]{border-left:3px solid var(--main)}
.faq-item summary{position:relative;list-style:none;cursor:pointer;padding:16px 52px 16px 22px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary h3{font-size:16px;font-weight:600;line-height:1.6}
.faq-item summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:22px;line-height:1;color:var(--main);transition:.2s}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:hover h3{color:var(--main)}
.faq-a{padding:0 22px 20px;font-size:14px;color:var(--text-2);line-height:1.8}

/* subscribe */
.sub-band{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:32px;
  display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
.sub-band h2{font-size:clamp(20px,2.1vw,26px);font-weight:700}
.sub-band p{margin-top:8px;font-size:14px;color:var(--text-2)}
.sub-form{display:flex;gap:12px}
.sub-form input{flex:1;min-width:0;height:48px;border:1px solid var(--line);border-radius:10px;
  padding:0 16px;background:#FAF7F2;color:var(--text);transition:.2s}
.sub-form input:focus{outline:none;border-color:var(--main);background:#fff;box-shadow:0 0 0 3px rgba(15,92,85,.12)}
.sub-form .btn{flex:none}

/* cta */
.cta-band{position:relative;overflow:hidden;background:var(--main-dark);border-radius:20px;
  padding:44px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.cta-band::before{content:"";position:absolute;inset:0;
  background:url(/assets/images/7789c3423f772e4f.jpg) center/cover no-repeat;opacity:.16}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{color:#fff;font-size:clamp(20px,2.3vw,28px);font-weight:700;line-height:1.35}
.cta-band p{margin-top:10px;font-size:14px;color:rgba(255,255,255,.75)}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:none}

/* footer */
.site-footer{background:var(--main-dark);color:rgba(255,255,255,.7);padding:56px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-logo{background:rgba(255,255,255,.12)}
.footer-brand strong{color:#fff;font-size:16px}
.site-footer p,.site-footer li{font-size:13px;line-height:1.9}
.site-footer h2{font-size:14px;color:#fff;font-weight:600;margin-bottom:14px;letter-spacing:.04em}
.footer-links a{display:block;padding:3px 0;color:rgba(255,255,255,.7)}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-copy{margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);
  text-align:center;font-size:12px;color:rgba(15,92,85,.6);color:rgba(255,255,255,.55)}
.footer-note{color:rgba(255,255,255,.55)}

@media(max-width:1024px){
  .container{padding:0 20px}
  .sec{padding:56px 0}
  .hero{padding:44px 0 52px}
  .main-nav,.header-cta{display:none}
  .nav-toggle{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:36px;min-height:0}
  .hero-card{position:static;width:auto;margin-top:16px;box-shadow:var(--sh)}
  .quick-grid{margin-top:20px}
  .grid4,.grid3{grid-template-columns:repeat(2,1fr)}
  .sol-grid{grid-template-columns:1fr;gap:28px}
  .steps{grid-template-columns:1fr;gap:24px}
  .steps li{padding:0 0 0 48px}
  .steps li::after{left:15px;right:auto;top:38px;bottom:-24px;border-top:0;border-left:1px dashed var(--line);width:0}
  .steps li:last-child::after{display:none}
  .step-dot{position:absolute;left:0;top:0}
  .steps h3{margin-top:2px}
  .poster-grid{grid-template-columns:repeat(3,1fr)}
  .hot-grid{grid-template-columns:repeat(2,1fr)}
  .rank-wrap{grid-template-columns:1fr}
  .rank-side{position:static}
  .stats{grid-template-columns:1fr 1fr;row-gap:28px}
  .stat:nth-child(3){border-left:0}
  .news-grid{grid-template-columns:1fr}
  .sub-band{grid-template-columns:1fr;gap:20px;padding:26px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:768px){
  .hero-sub{font-size:17px}
  .hero-metrics{gap:18px}
  .rank-row{grid-template-columns:40px 1fr 60px;grid-template-areas:"no name score" "no hot tag";row-gap:0;height:auto;padding:12px 12px}
  .rank-no{grid-area:no;align-self:center}
  .rank-name{grid-area:name}
  .rank-hot{grid-area:hot;text-align:left;font-size:12px}
  .rank-score{grid-area:score}
  .rank-tag{grid-area:tag;justify-self:end;font-size:11px;padding:0 10px}
  .metrics-row{grid-template-columns:1fr;gap:10px}
  .news-item{grid-template-columns:96px 1fr}
  .news-item img{width:96px;height:72px}
  .sub-form{flex-direction:column}
  .sub-form .btn{width:100%}
}
@media(max-width:520px){
  .container{padding:0 16px}
  .sec{padding:44px 0}
  .hero{padding:32px 0 44px}
  .header-inner{height:60px}
  .brand-text small{display:none}
  .grid4{grid-template-columns:1fr 1fr;gap:12px}
  .grid3{grid-template-columns:1fr;gap:14px}
  .pain-card,.cap-card,.scene-card{padding:14px}
  .pain-card h3,.cap-card h3,.scene-card h3{font-size:15px}
  .pain-card p,.cap-card p,.scene-card p{font-size:13px}
  .ico{width:28px;height:28px}
  .poster-grid{grid-template-columns:1fr 1fr;gap:14px}
  .hot-grid{grid-template-columns:1fr}
  .plan-list li{grid-template-columns:1fr;gap:6px}
  .log-list li{grid-template-columns:1fr;gap:2px}
  .voice-card{padding:18px}
  .cta-band{border-radius:0;margin:0 -16px;padding:32px 20px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .faq-item summary{padding:14px 44px 14px 16px}
  .faq-a{padding:0 16px 16px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}
html{scroll-behavior:smooth}