*{margin:0;padding:0;box-sizing:border-box}
:root{
  --c-primary:#0d9488;
  --c-primary-dark:#0f766e;
  --c-cyan:#06b6d4;
  --c-deep:#0b3b3a;
  --c-text:#12302e;
  --c-muted:#5b7371;
  --c-bg:#f4fbfa;
  --c-card:#ffffff;
  --c-line:#d9ece9;
  --radius:16px;
  --shadow:0 8px 30px rgba(13,148,136,.08);
  --shadow-hover:0 16px 44px rgba(13,148,136,.18);
}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  color:var(--c-text);
  background:
    radial-gradient(circle at 12% 0%, rgba(6,182,212,.10), transparent 42%),
    radial-gradient(circle at 88% 8%, rgba(13,148,136,.10), transparent 40%),
    linear-gradient(180deg,#f4fbfa 0%,#eef8f6 40%,#f6fcfb 100%);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%;height:auto}
ul{list-style:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
section{padding:64px 0}
.sec-head{max-width:760px;margin:0 auto 40px;text-align:center}
.sec-tag{display:inline-block;font-size:13px;letter-spacing:.12em;color:var(--c-primary-dark);background:rgba(13,148,136,.08);border:1px solid rgba(13,148,136,.18);padding:4px 14px;border-radius:999px;margin-bottom:14px;font-weight:600}
h1{font-size:clamp(26px,4.4vw,46px);line-height:1.25;letter-spacing:-.01em}
h2{font-size:clamp(22px,3.1vw,34px);line-height:1.3;letter-spacing:-.01em}
h3{font-size:18px;line-height:1.4}
.sec-head h2{color:var(--c-deep)}
.sec-head p{color:var(--c-muted);margin-top:12px;font-size:15px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-size:15px;font-weight:600;border:none;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background .25s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(120deg,#0d9488,#06b6d4);color:#fff;box-shadow:0 10px 26px rgba(13,148,136,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(13,148,136,.36)}
.btn-ghost{background:#fff;color:var(--c-primary-dark);border:1.5px solid rgba(13,148,136,.35)}
.btn-ghost:hover{background:rgba(13,148,136,.06);transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.98)}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:60;backdrop-filter:blur(12px);background:rgba(255,255,255,.86);border-bottom:1px solid var(--c-line)}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 20px;max-width:1180px;margin:0 auto;width:100%}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand .ai-page-logo{height:36px;width:auto}
.brand-name{font-size:17px;font-weight:700;color:var(--c-deep);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:nowrap}
.nav-links a{font-size:14px;color:var(--c-text);padding:8px 12px;border-radius:8px;transition:color .2s,background .2s;white-space:nowrap}
.nav-links a:hover{color:var(--c-primary-dark);background:rgba(13,148,136,.08)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .btn{padding:9px 20px;font-size:14px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--c-line);background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-deep);border-radius:2px;transition:.25s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;border-top:1px solid var(--c-line);background:#fff}
.mobile-menu.open{display:block}
.mobile-menu ul{padding:8px 20px 18px}
.mobile-menu li a{display:block;padding:11px 4px;font-size:15px;color:var(--c-text);border-bottom:1px dashed var(--c-line)}
.mobile-menu li:last-child a{border-bottom:none}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:74px 0 78px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;background:rgba(255,255,255,.85);border:1px solid rgba(13,148,136,.22);font-size:13px;font-weight:600;color:var(--c-primary-dark);margin-bottom:20px}
.hero-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--c-cyan);box-shadow:0 0 0 4px rgba(6,182,212,.18);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(6,182,212,.18)}50%{box-shadow:0 0 0 8px rgba(6,182,212,.05)}}
.hero h1 span{background:linear-gradient(100deg,#0d9488,#0891b2 55%,#06b6d4);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{margin-top:20px;font-size:16px;color:var(--c-muted);max-width:540px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-note{margin-top:18px;font-size:13px;color:var(--c-muted)}
.hero-note strong{color:var(--c-primary-dark)}
.hero-visual{position:relative;min-height:340px}
.orb{position:absolute;border-radius:50%;filter:blur(2px);opacity:.9}
.orb-1{width:220px;height:220px;top:0;right:20px;background:radial-gradient(circle at 30% 30%,rgba(6,182,212,.5),rgba(6,182,212,0) 70%);animation:float 7s ease-in-out infinite}
.orb-2{width:160px;height:160px;bottom:30px;left:10px;background:radial-gradient(circle at 60% 40%,rgba(13,148,136,.45),rgba(13,148,136,0) 70%);animation:float 9s ease-in-out infinite reverse}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
.hero-panel{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:14px;background:rgba(255,255,255,.72);border:1px solid rgba(255,255,255,.9);border-radius:22px;padding:22px;box-shadow:0 24px 60px rgba(11,59,58,.12);backdrop-filter:blur(10px)}
.stat-mini{background:#fff;border:1px solid var(--c-line);border-radius:14px;padding:16px 14px;transition:transform .25s,box-shadow .25s}
.stat-mini:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.stat-mini b{display:block;font-size:22px;color:var(--c-primary-dark);line-height:1.2}
.stat-mini span{font-size:13px;color:var(--c-muted)}
.hero-panel .wide{grid-column:span 2}

/* ===== Stats strip ===== */
.stats-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:-34px;position:relative;z-index:5}
.stat-card{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--radius);padding:22px 20px;box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease}
.stat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.stat-card b{display:block;font-size:26px;color:var(--c-deep);line-height:1.2}
.stat-card span{font-size:13px;color:var(--c-muted)}

/* ===== About ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.about-text p{color:var(--c-muted);font-size:15px;margin-bottom:14px}
.about-list{display:grid;gap:12px;margin-top:18px}
.about-item{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--c-line);border-radius:12px;padding:14px 16px;transition:border-color .25s,transform .25s}
.about-item:hover{border-color:rgba(13,148,136,.4);transform:translateX(4px)}
.about-item .dot{flex-shrink:0;width:26px;height:26px;border-radius:8px;background:rgba(13,148,136,.12);color:var(--c-primary-dark);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center}
.about-item strong{display:block;font-size:15px;color:var(--c-deep)}
.about-item p{font-size:13.5px;color:var(--c-muted);margin:2px 0 0}

/* ===== Capability cards ===== */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cap-card{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow);position:relative;overflow:hidden;transition:transform .3s,box-shadow .3s,border-color .3s}
.cap-card::after{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#0d9488,#06b6d4);opacity:0;transition:opacity .3s}
.cap-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(13,148,136,.3)}
.cap-card:hover::after{opacity:1}
.cap-ico{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,rgba(13,148,136,.15),rgba(6,182,212,.15));display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--c-primary-dark)}
.cap-card h3{color:var(--c-deep);font-size:17px}
.cap-card p{font-size:14px;color:var(--c-muted);margin-top:8px}

/* ===== Flow ===== */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.flow-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:24px 20px;position:relative;transition:transform .3s,box-shadow .3s}
.flow-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.flow-item::before{counter-increment:step;content:"0" counter(step);display:inline-block;font-size:13px;font-weight:700;color:var(--c-primary-dark);background:rgba(13,148,136,.1);border-radius:8px;padding:3px 10px;margin-bottom:14px;letter-spacing:.06em}
.flow-item h3{font-size:16px;color:var(--c-deep);margin-bottom:6px}
.flow-item p{font-size:13.5px;color:var(--c-muted)}

/* ===== Scenes tags ===== */
.scene-wrap{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:8px}
.scene-tag{font-size:13.5px;padding:9px 18px;border-radius:999px;background:#fff;border:1px solid var(--c-line);color:var(--c-deep);transition:.25s;cursor:default}
.scene-tag:hover{background:linear-gradient(120deg,#0d9488,#06b6d4);color:#fff;border-color:transparent;transform:translateY(-3px);box-shadow:0 10px 22px rgba(13,148,136,.22)}
.models-wrap{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:26px}
.model-chip{font-size:13px;padding:7px 15px;border-radius:8px;background:rgba(255,255,255,.85);border:1px solid rgba(13,148,136,.22);color:var(--c-primary-dark);font-weight:500;transition:.2s}
.model-chip:hover{background:rgba(13,148,136,.1)}

/* ===== Compare table ===== */
.table-scroll{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--c-line);background:#fff;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;min-width:720px}
th,td{padding:16px 18px;text-align:left;font-size:14px;border-bottom:1px solid var(--c-line)}
thead th{background:linear-gradient(120deg,rgba(13,148,136,.09),rgba(6,182,212,.09));color:var(--c-deep);font-weight:700;white-space:nowrap}
tbody tr:last-child td{border-bottom:none}
tbody tr{transition:background .2s}
tbody tr:hover{background:rgba(13,148,136,.04)}
.score-cell{font-weight:700;color:var(--c-primary-dark)}
.rating-block{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:26px;margin-bottom:32px;background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow)}
.rating-score{font-size:44px;font-weight:800;color:var(--c-primary-dark);line-height:1;text-align:center}
.rating-score small{display:block;font-size:13px;color:var(--c-muted);font-weight:500;margin-top:6px}
.stars{color:#f59e0b;font-size:22px;letter-spacing:3px}
.rating-desc{font-size:14px;color:var(--c-muted);max-width:520px}

/* ===== Cases ===== */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.case-media{overflow:hidden;background:#eef8f6}
.case-media img{width:100%;height:auto;object-fit:contain;transition:transform .5s ease}
.case-card:hover .case-media img{transform:scale(1.04)}
.case-body{padding:20px}
.case-body h3{font-size:16px;color:var(--c-deep)}
.case-body p{font-size:13.5px;color:var(--c-muted);margin-top:6px}

/* ===== Reviews ===== */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:24px 22px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column;gap:14px}
.review-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.review-text{font-size:14px;color:var(--c-text);flex:1}
.review-user{display:flex;align-items:center;gap:12px;border-top:1px dashed var(--c-line);padding-top:14px}
.avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#0d9488,#06b6d4);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;flex-shrink:0}
.review-user b{display:block;font-size:14px;color:var(--c-deep)}
.review-user span{font-size:12.5px;color:var(--c-muted)}

/* ===== Network ===== */
.network-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.network-card{background:#fff;border:1px solid var(--c-line);border-radius:14px;padding:22px 18px;text-align:center;transition:.25s}
.network-card:hover{border-color:rgba(13,148,136,.4);transform:translateY(-4px);box-shadow:var(--shadow)}
.network-card b{display:block;color:var(--c-deep);font-size:16px;margin-bottom:4px}
.network-card span{font-size:13px;color:var(--c-muted)}

/* ===== Token price ===== */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.price-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column;gap:14px}
.price-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.price-card h3{font-size:17px;color:var(--c-deep)}
.price-card .price{font-size:15px;color:var(--c-primary-dark);font-weight:700}
.price-card ul{display:grid;gap:8px}
.price-card li{font-size:13.5px;color:var(--c-muted);padding-left:18px;position:relative}
.price-card li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--c-cyan)}

/* ===== Articles ===== */
.article-list{display:grid;gap:14px}
.article-item{display:flex;align-items:center;justify-content:space-between;gap:18px;background:#fff;border:1px solid var(--c-line);border-radius:14px;padding:18px 22px;transition:.25s}
.article-item:hover{border-color:rgba(13,148,136,.4);transform:translateX(4px);box-shadow:var(--shadow)}
.article-item b{font-size:15px;color:var(--c-deep);font-weight:600}
.article-item span{font-size:13px;color:var(--c-muted)}
.article-item .arrow{color:var(--c-primary-dark);font-weight:700;flex-shrink:0}

/* ===== Form ===== */
.form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:start}
.contact-info{display:grid;gap:14px}
.contact-item{background:#fff;border:1px solid var(--c-line);border-radius:14px;padding:16px 20px;display:flex;gap:12px;align-items:flex-start}
.contact-item b{display:block;font-size:14px;color:var(--c-deep)}
.contact-item p{font-size:13.5px;color:var(--c-muted);margin-top:2px}
.contact-item .dot{width:30px;height:30px;flex-shrink:0;border-radius:9px;background:rgba(13,148,136,.1);color:var(--c-primary-dark);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.qr-box{background:#fff;border:1px solid var(--c-line);border-radius:14px;padding:18px;text-align:center}
.qr-box img{width:150px;height:150px;object-fit:contain;margin:0 auto 10px;border-radius:10px}
.qr-box span{font-size:13px;color:var(--c-muted)}
.form-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:30px 26px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--c-deep);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1.5px solid var(--c-line);border-radius:10px;font-size:14px;color:var(--c-text);background:#fbfefd;transition:border-color .2s,box-shadow .2s;font-family:inherit}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(13,148,136,.1)}
.field textarea{resize:vertical;min-height:110px}
.form-note{font-size:12.5px;color:var(--c-muted);margin-top:12px;text-align:center}
.form-msg{display:none;font-size:14px;color:var(--c-primary-dark);background:rgba(13,148,136,.08);border:1px solid rgba(13,148,136,.2);border-radius:10px;padding:10px 14px;margin-top:14px;text-align:center}
.form-msg.show{display:block}

/* ===== FAQ ===== */
.faq-list{max-width:880px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:14px;overflow:hidden;transition:border-color .25s,box-shadow .25s}
.faq-item.open{border-color:rgba(13,148,136,.4);box-shadow:var(--shadow)}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:18px 22px;font-size:15px;font-weight:600;color:var(--c-deep);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;font-family:inherit}
.faq-q .ic{flex-shrink:0;width:24px;height:24px;border-radius:50%;background:rgba(13,148,136,.1);color:var(--c-primary-dark);display:flex;align-items:center;justify-content:center;font-size:16px;transition:.3s}
.faq-item.open .faq-q .ic{transform:rotate(45deg);background:var(--c-primary);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 20px;font-size:14px;color:var(--c-muted)}

/* ===== Links ===== */
.link-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.link-cloud a{font-size:13.5px;padding:8px 18px;border-radius:999px;background:#fff;border:1px solid var(--c-line);color:var(--c-primary-dark);transition:.25s}
.link-cloud a:hover{background:rgba(13,148,136,.08);border-color:rgba(13,148,136,.4);transform:translateY(-2px)}

/* ===== Footer ===== */
.site-footer{background:var(--c-deep);color:#d7eee9;padding:52px 0 24px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px}
.footer-brand b{color:#fff;font-size:18px;display:block;margin-bottom:10px}
.footer-brand p{font-size:13.5px;color:#a9cfc9;max-width:280px}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:14px;font-weight:600}
.footer-col ul{display:grid;gap:9px}
.footer-col a,.footer-col li{font-size:13.5px;color:#a9cfc9;transition:color .2s}
.footer-col a:hover{color:#5eead4}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;color:#8fc0b9}
.footer-bottom a{color:#a9cfc9}
.footer-bottom a:hover{color:#5eead4}

/* ===== Float ===== */
.float-btn{position:fixed;right:20px;bottom:24px;z-index:80;display:flex;flex-direction:column;gap:10px}
.float-btn button,.float-btn a{width:48px;height:48px;border-radius:50%;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;box-shadow:0 8px 22px rgba(11,59,58,.22);transition:transform .25s,box-shadow .25s;background:#fff;color:var(--c-primary-dark)}
.float-btn .main{background:linear-gradient(135deg,#0d9488,#06b6d4);color:#fff}
.float-btn button:hover,.float-btn a:hover{transform:translateY(-4px) scale(1.05);box-shadow:0 12px 28px rgba(11,59,58,.3)}
.faq-kefu{position:fixed;right:20px;bottom:140px;z-index:81;background:#fff;border:1px solid var(--c-line);border-radius:16px;padding:14px;box-shadow:0 16px 44px rgba(11,59,58,.18);display:none;text-align:center}
.faq-kefu.show{display:block;animation:fadeUp .3s ease}
.faq-kefu img{width:140px;height:140px;object-fit:contain;margin:0 auto 8px;border-radius:8px}
.faq-kefu span{font-size:12.5px;color:var(--c-muted)}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-cta .btn{display:none}
  .nav-toggle{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-visual{min-height:280px;order:-1}
  .stats-strip{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .cap-grid{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .review-grid{grid-template-columns:repeat(2,1fr)}
  .network-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr}
  .form-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  section{padding:48px 0}
  .hero{padding:48px 0 58px}
  .stats-strip{grid-template-columns:1fr 1fr;gap:12px;margin-top:-20px}
  .stat-card{padding:16px 14px}
  .stat-card b{font-size:22px}
  .cap-grid,.flow,.case-grid,.review-grid,.network-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .hero-panel{grid-template-columns:1fr 1fr;padding:16px;gap:10px}
  .stat-mini{padding:12px 10px}
  .stat-mini b{font-size:18px}
  .article-item{flex-direction:column;align-items:flex-start;gap:6px}
  .float-btn{right:14px;bottom:16px}
  .faq-kefu{right:14px;bottom:130px}
  .rating-score{font-size:36px}
}