/* ═══════════════════════════════════════════════
   灵桥智能 LINGQIAO · dark tech theme
   palette: deep navy #0a1428 / cyan #00d4ff / orange #ff7a1a
   ═══════════════════════════════════════════════ */
:root{
  --bg:#070d1a;
  --bg-2:#0a1428;
  --bg-3:#0e1c36;
  --line:rgba(120,170,255,.12);
  --text:#e8eefb;
  --text-dim:#aab9d6;
  --cyan:#00d4ff;
  --cyan-soft:rgba(0,212,255,.14);
  --orange:#ff7a1a;
  --radius:14px;
  --wrap:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","HarmonicOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px}

/* ── NAV ── */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;transition:background .3s,border-color .3s;border-bottom:1px solid transparent;background:linear-gradient(180deg,rgba(7,13,26,.82),rgba(7,13,26,0))}
.nav.scrolled{background:rgba(7,13,26,.85);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.nav-inner{max-width:var(--wrap);margin:0 auto;padding:0 32px;height:68px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:34px;height:34px;flex:none}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.02em;display:flex;flex-direction:column;line-height:1.15}
.brand-text em{font-style:normal;font-size:9.5px;font-weight:500;letter-spacing:.24em;color:var(--text-dim)}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{font-size:14.5px;color:var(--text-dim);transition:color .2s;position:relative}
.nav-links a:hover{color:var(--text)}
.nav-links a:not(.nav-cta)::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--cyan);transition:width .25s}
.nav-links a:not(.nav-cta):hover::after{width:100%}
.nav-cta{color:var(--bg)!important;background:var(--cyan);padding:8px 20px;border-radius:999px;font-weight:600;transition:transform .15s,box-shadow .2s}
.nav-cta:hover{box-shadow:0 6px 24px rgba(0,212,255,.35);transform:translateY(-1px)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{width:22px;height:2px;background:var(--text);transition:.3s}

/* ── HERO ── */
.hero{position:relative;min-height:100dvh;display:flex;flex-direction:column;justify-content:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.06);animation:heroDrift 22s ease-in-out infinite alternate}
@keyframes heroDrift{from{transform:scale(1.06) translateX(0)}to{transform:scale(1.12) translateX(-1.5%)}}
.hero-scrim{position:absolute;inset:0;background:linear-gradient(100deg,rgba(7,13,26,.95) 0%,rgba(7,13,26,.72) 42%,rgba(7,13,26,.25) 75%,rgba(7,13,26,.55) 100%)}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 62%,var(--bg) 99%)}
.hero-grid-overlay{position:absolute;inset:0;opacity:.5;pointer-events:none;
  background-image:linear-gradient(rgba(0,212,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(0,212,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 90% 80% at 30% 40%,#000 0%,transparent 70%);
  -webkit-mask-image:radial-gradient(ellipse 90% 80% at 30% 40%,#000 0%,transparent 70%);
}
.hero-inner{position:relative;max-width:var(--wrap);margin:0 auto;padding:120px 32px 40px;width:100%}
.hero-eyebrow{font-size:12px;letter-spacing:.34em;color:var(--cyan);font-weight:600;margin-bottom:26px}
.hero-title{font-size:clamp(38px,6vw,68px);line-height:1.12;font-weight:800;letter-spacing:.01em}
.hero-title span{background:linear-gradient(92deg,var(--cyan) 10%,#7ee7ff 55%,var(--orange) 110%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{margin-top:24px;max-width:560px;font-size:16.5px;color:var(--text-dim)}
.hero-cta{margin-top:38px;display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 32px;border-radius:999px;font-size:15px;font-weight:600;transition:transform .15s,box-shadow .25s,background .2s,color .2s;white-space:nowrap}
.btn:active{transform:translateY(1px) scale(.98)}
.btn-primary{background:var(--cyan);color:#04121f}
.btn-primary:hover{box-shadow:0 10px 34px rgba(0,212,255,.4);transform:translateY(-2px)}
.btn-ghost{border:1px solid rgba(160,200,255,.35);color:var(--text)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:var(--cyan-soft)}
.hero-stats{position:relative;max-width:var(--wrap);margin:64px auto 0;padding:0 32px 48px;width:100%;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{border-left:2px solid var(--cyan);padding-left:18px}
.stat b{font-size:clamp(26px,3vw,38px);font-weight:800;font-variant-numeric:tabular-nums}
.stat i{font-style:normal;font-size:15px;color:var(--cyan);font-weight:700;margin-left:2px}
.stat span{display:block;font-size:13px;color:var(--text-dim);margin-top:2px}

/* ── SECTIONS ── */
.section{padding:110px 0}
.section-alt{background:var(--bg-2);position:relative}
.section-alt::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse 60% 40% at 80% 0%,rgba(0,212,255,.06),transparent 70%)}
.sec-head{max-width:720px;margin-bottom:60px}
.sec-head h2{font-size:clamp(28px,3.6vw,42px);font-weight:800;letter-spacing:.01em;position:relative;display:inline-block;padding-bottom:16px}
.sec-head h2::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:3px;background:linear-gradient(90deg,var(--cyan),var(--orange));border-radius:2px}
.sec-head p{margin-top:18px;color:#b8c6de;font-size:16px}

/* ABOUT */
.about-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:stretch}
.about-media{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:0 30px 80px rgba(0,0,0,.45);min-height:520px;display:flex;flex-direction:column;justify-content:flex-end}
.about-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.7,.2,1)}
.about-media:hover img{transform:scale(1.05)}
.about-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,13,26,.05) 30%,rgba(7,13,26,.85) 92%);pointer-events:none;z-index:1}
.about-media-overlay{position:relative;z-index:2;padding:34px 30px;color:var(--text)}
.media-badge{display:inline-block;font-size:11px;letter-spacing:.3em;color:var(--cyan);border:1px solid rgba(0,212,255,.45);padding:5px 12px;border-radius:999px;margin-bottom:16px;background:rgba(0,212,255,.08);font-weight:600}
.about-media-overlay h3{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.25;margin-bottom:10px}
.about-media-overlay p{font-size:14px;color:var(--text-dim)}
.about-body{display:flex;flex-direction:column;justify-content:space-between;gap:24px}
.pillars{display:flex;flex-direction:column;gap:14px;flex:1}
.pillar{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px;position:relative;overflow:hidden;transition:border-color .25s,transform .25s;display:flex;align-items:flex-start;gap:18px}
.pillar::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--cyan),transparent)}
.pillar:hover{border-color:rgba(0,212,255,.4);transform:translateX(4px)}
.pillar-num{font-size:22px;color:var(--cyan);font-weight:800;letter-spacing:.04em;line-height:1;flex:none;min-width:36px;padding-top:2px;background:linear-gradient(180deg,var(--cyan),var(--orange));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.pillar-content h3{font-size:18px;margin-bottom:6px;font-weight:700}
.pillar-content p{font-size:14px;color:var(--text-dim);line-height:1.6}
.biz-tags{margin-top:auto;display:flex;flex-wrap:wrap;gap:8px;padding-top:8px}
.biz-tags li{font-size:12.5px;padding:6px 14px;border:1px solid var(--line);border-radius:999px;color:var(--text-dim);transition:.2s}
.biz-tags li:hover{border-color:var(--cyan);color:var(--cyan)}

/* CAPABILITY */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cap-card{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;transition:transform .25s,border-color .25s,box-shadow .25s;position:relative;overflow:hidden}
.cap-card::after{content:"";position:absolute;top:-40%;right:-40%;width:70%;height:70%;background:radial-gradient(circle,rgba(0,212,255,.14),transparent 70%);opacity:0;transition:opacity .3s}
.cap-card:hover{transform:translateY(-6px);border-color:rgba(0,212,255,.45);box-shadow:0 24px 60px rgba(0,0,0,.4)}
.cap-card:hover::after{opacity:1}
.cap-card h3{font-size:21px;margin-bottom:12px}
.cap-card h3::before{content:"";display:block;width:34px;height:3px;background:var(--orange);border-radius:2px;margin-bottom:14px}
.cap-card p{font-size:14.5px;color:var(--text-dim)}
.cap-card ul{margin-top:16px;display:flex;flex-direction:column;gap:8px}
.cap-card li{font-size:13.5px;color:var(--text-dim);padding-left:16px;position:relative}
.cap-card li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:2px;background:var(--cyan)}
.device-strip{margin-top:56px;border:1px solid var(--line);border-radius:var(--radius);padding:34px 36px;background:linear-gradient(120deg,rgba(0,212,255,.06),rgba(255,122,26,.04))}
.device-strip-title{font-size:15px;color:var(--text-dim);margin-bottom:24px}
.device-row{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.device h4{font-size:16px;color:var(--cyan);margin-bottom:6px}
.device p{font-size:13.5px;color:var(--text-dim)}

/* PLATFORM */
.plat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.plat-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:30px 30px;transition:border-color .25s,transform .25s}
.plat-card:hover{border-color:rgba(0,212,255,.4);transform:translateY(-4px)}
.plat-feature{grid-column:1/-1;background:linear-gradient(120deg,rgba(0,212,255,.1),rgba(14,28,54,.9) 55%),var(--bg-2);border-color:rgba(0,212,255,.3)}
.plat-card:last-child{grid-column:1/-1}
.plat-tag{display:inline-block;font-size:11px;letter-spacing:.26em;color:var(--cyan);border:1px solid rgba(0,212,255,.35);padding:5px 12px;border-radius:999px;margin-bottom:16px;font-weight:600}
.plat-card h3{font-size:20px;margin-bottom:10px}
.plat-card p{font-size:14.5px;color:#b0bed8}
.plat-feature p{max-width:72ch}
.patent-note{margin-top:26px;text-align:center;font-size:13.5px;color:#a8b8d4}

/* SCENARIOS */
.scen-list{display:flex;flex-direction:column;gap:72px}
.scen{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.scen-flip .scen-media{order:2}
.scen-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);position:relative}
.scen-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(7,13,26,.45));pointer-events:none}
.scen-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.scen-media:hover img{transform:scale(1.05)}
.scen-idx{font-size:12px;letter-spacing:.3em;color:var(--orange);font-weight:700}
.scen-body h3{font-size:clamp(22px,2.6vw,30px);margin:10px 0 14px}
.scen-body>p{font-size:15px;color:var(--text-dim)}
.scen-points{margin-top:18px;display:flex;flex-direction:column;gap:10px}
.scen-points li{font-size:14px;color:var(--text-dim);padding-left:20px;position:relative}
.scen-points li::before{content:"";position:absolute;left:0;top:.55em;width:10px;height:10px;border:2px solid var(--cyan);border-radius:2px;transform:rotate(45deg) scale(.7)}

/* CASES */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-card{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);min-height:300px;display:flex;align-items:flex-end}
.case-lg{grid-column:span 2;grid-row:span 1}
.case-card:last-child{grid-column:span 2}
.case-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.case-card:hover img{transform:scale(1.06)}
.case-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,13,26,.05) 30%,rgba(7,13,26,.92) 88%)}
.case-info{position:relative;z-index:1;padding:24px 26px}
.case-info h3{font-size:19px;margin-bottom:6px}
.case-info p{font-size:13.5px;color:var(--text-dim)}
.map-strip{margin-top:48px;border:1px solid var(--line);border-radius:var(--radius);padding:32px 36px;background:var(--bg-2)}
.map-title{font-size:15px;font-weight:600;margin-bottom:18px}
.map-title::before{content:"";display:inline-block;width:8px;height:8px;background:var(--orange);border-radius:50%;margin-right:10px;box-shadow:0 0 12px var(--orange)}
.map-cities{display:flex;flex-wrap:wrap;gap:10px}
.map-cities span{font-size:13px;color:var(--text-dim);border:1px solid var(--line);padding:7px 14px;border-radius:999px;transition:.2s}
.map-cities span:hover{color:var(--cyan);border-color:rgba(0,212,255,.4)}

/* SHOP / MALL */
.shop-hero{display:grid;grid-template-columns:1.1fr 1fr;gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:linear-gradient(120deg,rgba(0,212,255,.08),rgba(255,122,26,.05)),var(--bg-3);margin-bottom:64px}
.shop-hero-text{padding:48px 46px;display:flex;flex-direction:column;justify-content:center}
.shop-hero-tag{display:inline-block;align-self:flex-start;font-size:11px;letter-spacing:.26em;color:var(--cyan);border:1px solid rgba(0,212,255,.35);padding:5px 12px;border-radius:999px;margin-bottom:18px;font-weight:600;background:rgba(0,212,255,.08)}
.shop-hero-text h3{font-size:clamp(24px,3vw,34px);font-weight:800;margin-bottom:14px}
.shop-hero-text>p{font-size:15px;color:var(--text-dim);max-width:46ch}
.shop-hero-points{margin:22px 0 30px;display:flex;gap:26px;flex-wrap:wrap}
.shop-hero-points li{font-size:13.5px;color:var(--text);display:flex;align-items:center;gap:8px}
.shop-hero-points i{width:8px;height:8px;background:var(--orange);border-radius:50%;box-shadow:0 0 10px rgba(255,122,26,.7)}
.shop-hero-media{position:relative;min-height:360px}
.shop-hero-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.shop-hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--bg-3) 0%,transparent 40%),linear-gradient(0deg,rgba(7,13,26,.78),transparent 45%)}
.shop-hero-stats{position:absolute;left:0;right:0;bottom:0;z-index:2;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:20px 26px}
.shop-hero-stats div{border-left:2px solid var(--cyan);padding-left:12px}
.shop-hero-stats b{font-size:22px;font-weight:800;display:block;line-height:1.2;color:var(--text)}
.shop-hero-stats span{font-size:11.5px;color:var(--text-dim)}

.shop-cats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:64px}
.shop-cat{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:28px 22px;text-align:center;transition:transform .25s,border-color .25s,box-shadow .25s}
.shop-cat:hover{transform:translateY(-5px);border-color:rgba(0,212,255,.45);box-shadow:0 18px 46px rgba(0,0,0,.38)}
.shop-cat-icon{width:58px;height:58px;margin:0 auto 14px;color:var(--cyan)}
.shop-cat-icon svg{width:100%;height:100%}
.shop-cat h4{font-size:16.5px;margin-bottom:5px}
.shop-cat p{font-size:12.5px;color:var(--text-dim)}

.shop-featured-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.shop-featured-head h3{font-size:clamp(20px,2.4vw,26px);font-weight:800;position:relative;padding-bottom:12px}
.shop-featured-head h3::after{content:"";position:absolute;left:0;bottom:0;width:42px;height:3px;background:linear-gradient(90deg,var(--cyan),var(--orange));border-radius:2px}
.more-link{font-size:13.5px;color:var(--text-dim);transition:color .2s}
.more-link:hover{color:var(--cyan)}
.shop-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}

.shop-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,border-color .25s,box-shadow .25s}
.shop-card:hover{transform:translateY(-6px);border-color:rgba(0,212,255,.45);box-shadow:0 24px 60px rgba(0,0,0,.42)}
.shop-card-media{position:relative;overflow:hidden;aspect-ratio:4/3}
.shop-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.shop-card:hover .shop-card-media img{transform:scale(1.06)}
.shop-card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:12px;flex:1}
.shop-card-body h4{font-size:14.5px;font-weight:600;line-height:1.55;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.shop-tag{align-self:flex-start;font-size:11px;padding:4px 10px;border-radius:4px;font-weight:600;letter-spacing:.05em;background:rgba(255,122,26,.14);color:var(--orange);border:1px solid rgba(255,122,26,.3)}
.shop-tag.new{background:rgba(0,212,255,.12);color:var(--cyan);border-color:rgba(0,212,255,.3)}
.shop-tag.hot{background:rgba(255,80,80,.12);color:#ff7070;border-color:rgba(255,80,80,.3)}
.shop-card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-top:14px}
.shop-price{display:flex;align-items:baseline;gap:3px;flex-wrap:wrap}
.price-currency{font-size:13px;color:var(--orange);font-weight:700}
.price-main{font-size:22px;font-weight:800;color:var(--orange);font-variant-numeric:tabular-nums;line-height:1}
.price-dec{font-size:13px;color:var(--orange);font-weight:700}
.price-vip{font-size:10px;font-weight:700;color:#ffd591;background:linear-gradient(92deg,#7a4a12,#4a2c08);border:1px solid rgba(255,212,128,.4);border-radius:3px;padding:2px 6px;margin-left:6px;letter-spacing:.08em}
.price-old{font-size:11.5px;color:var(--text-dim);text-decoration:line-through;margin-left:8px}
.cart-btn{width:40px;height:40px;flex:none;border-radius:50%;border:1px solid rgba(0,212,255,.4);background:rgba(0,212,255,.1);color:var(--cyan);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.2s}
.cart-btn svg{width:19px;height:19px}
.cart-btn:hover{background:var(--cyan);color:#04121f;box-shadow:0 6px 20px rgba(0,212,255,.4)}

/* FOOTER */
.footer{background:var(--bg-2);border-top:1px solid var(--line);padding:90px 0 0;position:relative;overflow:hidden}
.footer::before{content:"";position:absolute;top:-200px;left:50%;transform:translateX(-50%);width:700px;height:400px;background:radial-gradient(ellipse,rgba(0,212,255,.1),transparent 70%);pointer-events:none}
.footer-cta{text-align:center;max-width:640px;margin:0 auto 80px;position:relative}
.footer-cta h2{font-size:clamp(26px,3.4vw,38px);font-weight:800}
.footer-cta p{margin:16px 0 30px;color:var(--text-dim)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:56px}
.footer-brand p{margin-top:18px;font-size:13.5px;color:var(--text-dim)}
.footer-col h4{font-size:14px;margin-bottom:16px;color:var(--text)}
.footer-col a{display:block;font-size:13.5px;color:var(--text-dim);margin-bottom:10px;transition:color .2s}
.footer-col a:hover{color:var(--cyan)}
.footer-bar{border-top:1px solid var(--line);padding:22px 0;text-align:center;font-size:12.5px;color:var(--text-dim)}

/* REVEAL */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}

/* RESPONSIVE */
@media (max-width:1024px){
  .cap-grid,.case-grid{grid-template-columns:repeat(2,1fr)}
  .case-lg{grid-column:span 2}
  .device-row{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr;gap:36px}
  .about-media{min-height:420px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .shop-cats{grid-template-columns:repeat(2,1fr)}
  .shop-grid{grid-template-columns:repeat(2,1fr)}
  .shop-hero{grid-template-columns:1fr}
  .shop-hero-media{min-height:300px}
}
@media (max-width:768px){
  .section{padding:76px 0}
  .wrap{padding:0 20px}
  .nav-links{position:fixed;top:68px;right:0;left:0;background:rgba(7,13,26,.97);backdrop-filter:blur(16px);flex-direction:column;align-items:flex-start;padding:24px 28px;gap:20px;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:transform .3s}
  .nav-links.open{transform:none}
  .nav-toggle{display:flex}
  .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)}
  .hero-inner{padding:110px 20px 30px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:20px;margin-top:44px;padding-bottom:36px}
  .cap-grid,.plat-grid,.case-grid,.device-row{grid-template-columns:1fr}
  .case-lg,.case-card:last-child{grid-column:span 1}
  .scen{grid-template-columns:1fr;gap:24px}
  .scen-flip .scen-media{order:0}
  .footer-grid{grid-template-columns:1fr}
  .hero-sub{font-size:15px}
  .about-media{min-height:320px}
  .shop-cats,.shop-grid{grid-template-columns:1fr}
  .shop-hero-text{padding:32px 24px}
  .shop-hero-stats{grid-template-columns:repeat(3,1fr);padding:14px 18px}
  .shop-hero-stats b{font-size:17px}
  .price-old{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}