:root{--bg:#f5f5f7;--card:#fff;--text:#151518;--muted:#6e6e73;--line:#e5e5ea;--accent:#7c1838}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--text)}
.wrap{max-width:1180px;margin:auto;padding:0 22px}header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.head{height:66px;display:flex;align-items:center;gap:22px}.logo{font-size:20px;font-weight:900;text-decoration:none;color:#111}.logo b{color:var(--accent)}nav{display:flex;gap:16px;flex:1}nav a{font-size:13px;text-decoration:none;color:#333}
.cart-link{padding:9px 12px;border-radius:12px;background:#111;color:#fff;text-decoration:none;font-size:12px;font-weight:800}
.breadcrumb{font-size:12px;color:var(--muted);padding:24px 0 8px}.breadcrumb a{color:inherit}
.hero{padding:32px 0 26px}.hero h1{font-size:52px;letter-spacing:-.055em;margin:0 0 12px}.hero p{max-width:720px;color:var(--muted);font-size:17px;line-height:1.55}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;padding:10px 0 48px}.card{background:#fff;border:1px solid var(--line);border-radius:26px;padding:20px;min-height:340px;display:flex;flex-direction:column}
.visual{height:165px;border-radius:20px;background:linear-gradient(145deg,#f7f7f9,#ececf0);display:grid;place-items:center;position:relative;overflow:hidden}.badge{position:absolute;top:12px;left:12px;background:#111;color:#fff;border-radius:999px;padding:6px 8px;font-size:10px}
.device.phone{width:63px;height:132px;border:7px solid #28282b;border-radius:20px;background:linear-gradient(145deg,#602038,#c26680);box-shadow:0 12px 28px #0002}.device.mac{width:165px;height:104px;border:7px solid #b8bbc0;border-radius:8px;background:linear-gradient(135deg,#3868b7,#9d6ad8);position:relative}.device.mac:after{content:"";position:absolute;left:-22px;right:-22px;bottom:-13px;height:9px;border-radius:0 0 20px 20px;background:#c9ccd1}
.device.pad{width:98px;height:132px;border:7px solid #555;border-radius:11px;background:linear-gradient(145deg,#4b72c9,#c76a92)}.device.buds{width:92px;height:75px;border-radius:19px 19px 28px 28px;background:white;box-shadow:0 10px 30px #0002}.device.watch{width:74px;height:88px;border:8px solid #777;border-radius:24px;background:#111}.device.case{width:69px;height:130px;border:8px solid #7c1838;border-radius:21px}.device.charge{width:76px;height:82px;border-radius:18px;background:#fff;box-shadow:0 10px 30px #0002}
.card h2{font-size:20px;margin:18px 0 6px}.sub{color:var(--muted);font-size:13px;min-height:38px}.price{font-size:24px;font-weight:900;margin:15px 0 5px}.old{text-decoration:line-through;color:#999;font-size:13px;font-weight:500;margin-left:7px}.stock{font-size:12px;color:#17753f}
.actions{display:flex;gap:8px;margin-top:auto;padding-top:15px}.btn{border:0;border-radius:13px;padding:11px 13px;font-weight:800;text-decoration:none;text-align:center;cursor:pointer}.primary{background:#111;color:#fff;flex:1}.secondary{background:#eee;color:#111}
.product-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;padding:16px 0 48px}.product-visual{min-height:560px;border-radius:32px;background:linear-gradient(145deg,#fff,#ececf0);display:grid;place-items:center;overflow:hidden}.product-visual .device{transform:scale(2)}
.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--accent);font-weight:900}.product-info h1{font-size:46px;letter-spacing:-.05em;margin:8px 0}.product-info .lead{color:var(--muted);line-height:1.55}
.option-title{font-weight:850;margin:22px 0 9px}.opts{display:flex;gap:8px;flex-wrap:wrap}.opt{border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;font-weight:750;cursor:pointer}.opt.active{background:#111;color:#fff;border-color:#111}
.buybox{margin-top:24px;border:1px solid var(--line);background:#fff;border-radius:24px;padding:20px}.buytop{display:flex;align-items:end;justify-content:space-between;gap:15px}.buyprice{font-size:32px;font-weight:950}.monthly{color:var(--muted);font-size:12px}
.buybutton{width:100%;margin-top:16px;border:0;background:var(--accent);color:#fff;border-radius:15px;padding:14px;font-size:15px;font-weight:900;cursor:pointer}.buybutton:disabled{opacity:.5}
.trust{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}.trust div{background:#f7f7f9;border-radius:13px;padding:10px;font-size:11px;color:var(--muted)}.trust b{display:block;color:#111;margin-bottom:3px}
.specs{margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:4px 16px}.specs details{border-bottom:1px solid var(--line)}.specs details:last-child{border:0}.specs summary{padding:15px 0;font-weight:850;cursor:pointer}.specs p{color:var(--muted);font-size:13px;line-height:1.55}
footer{border-top:1px solid var(--line);padding:28px 0 90px;color:var(--muted);font-size:12px}.footlinks{display:flex;gap:15px;flex-wrap:wrap;margin-bottom:10px}.footlinks a{color:inherit}
.toast{position:fixed;left:50%;bottom:22px;transform:translate(-50%,15px);opacity:0;background:#111;color:#fff;border-radius:13px;padding:10px 14px;font-size:12px;transition:.2s;pointer-events:none}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:850px){.grid{grid-template-columns:1fr 1fr}.product-layout{grid-template-columns:1fr}.product-visual{min-height:380px}.hero h1,.product-info h1{font-size:38px}nav{display:none}}
@media(max-width:560px){.grid{grid-template-columns:1fr}.wrap{padding:0 16px}.hero{padding-top:22px}.hero h1{font-size:36px}.product-visual{min-height:310px}.product-visual .device{transform:scale(1.55)}.trust{grid-template-columns:1fr}.head{gap:10px}.cart-link{margin-left:auto}}

/* Premium secondary pages */
header{box-shadow:0 1px 0 rgba(255,255,255,.7)}.head{height:70px}.logo{font-size:21px;letter-spacing:-.04em}.hero{padding-top:38px}.hero h1{font-size:56px;line-height:.98}.grid{gap:16px}.card{border-radius:27px;padding:16px;box-shadow:0 8px 28px rgba(20,20,26,.035);transition:.2s transform,.2s box-shadow}.card:hover{transform:translateY(-3px);box-shadow:0 22px 55px rgba(20,20,26,.08)}.visual{height:210px}.card h2{letter-spacing:-.03em}.product-layout{padding-top:26px}.product-visual{box-shadow:0 18px 55px rgba(20,20,26,.06)}.buybox{box-shadow:0 10px 32px rgba(20,20,26,.045)}