:root {
  --bg: #f7f8fa;
  --panel: rgba(255,255,255,.86);
  --ink: #050505;
  --muted: #646b76;
  --line: #dfe3e8;
  --soft: #eef1f4;
  --blue: #176bd8;
  --green: #84d59a;
  --shadow: 0 24px 80px rgba(10, 14, 20, .09);
  --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: radial-gradient(circle at 70% 5%, #fff 0 22%, var(--bg) 58%, #f3f4f6 100%);
  color: var(--ink);
  font: 16px/1.45 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 210px 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 14px clamp(20px, 4vw, 56px);
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
}
.brand img { width: 175px; height: auto; display: block; }
nav { display: flex; justify-content: center; gap: clamp(22px, 4vw, 58px); font-weight: 650; }
nav a { opacity: .9; }
nav a:hover { opacity: .55; }
.top-actions { display: flex; align-items: center; gap: 12px; }
.icon-button {
  width: 40px; height: 40px; border: 0; background: transparent; position: relative; cursor: pointer;
}
.icon-button:before { content: ""; position:absolute; inset: 10px 9px 8px; border: 2px solid var(--ink); border-top: 0; border-radius: 2px 2px 8px 8px; }
.icon-button:after { content: ""; position:absolute; left: 15px; top: 6px; width: 10px; height: 8px; border: 2px solid var(--ink); border-bottom: 0; border-radius: 8px 8px 0 0; }
.icon-button span { position:absolute; right: 0; top: 0; background: var(--ink); color:#fff; font-size: 11px; width: 18px; height: 18px; display:grid; place-items:center; border-radius:50%; }
.shop-now, .reserve {
  display: inline-flex; align-items:center; justify-content:center; border-radius: 13px; padding: 12px 20px; background: var(--ink); color:#fff; font-weight: 800; box-shadow: 0 9px 25px rgba(0,0,0,.14);
}
main { overflow: hidden; }
.hero {
  display: grid;
  grid-template-columns: minmax(320px, .9fr) minmax(420px, 1.35fr);
  gap: 30px;
  align-items: center;
  padding: clamp(46px, 7vw, 90px) clamp(22px, 6vw, 76px) 36px;
  min-height: 560px;
}
.eyebrow { color: var(--blue); text-transform: uppercase; font-weight: 900; letter-spacing: .045em; margin: 0 0 20px; }
h1 { font-size: clamp(46px, 6.8vw, 82px); line-height: .95; letter-spacing: -.07em; margin: 0; }
.subhead { color: var(--muted); font-size: 20px; max-width: 540px; margin: 24px 0 34px; }
.hero-points { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; max-width: 620px; }
.hero-points div { display: grid; grid-template-columns: 44px 1fr; column-gap: 12px; align-items: start; }
.hero-points strong { font-size: 14px; }
.hero-points small { grid-column: 2; color: var(--muted); font-size: 13px; }
.mini-icon { width: 38px; height: 38px; border: 1.6px solid var(--ink); border-radius: 12px; position: relative; display: block; }
.mini-icon.precision:after { content:""; position:absolute; inset:8px; border:2px solid var(--ink); border-radius:8px; }
.mini-icon.modular:before, .mini-icon.modular:after { content:""; position:absolute; left:9px; right:9px; height:8px; border:1.7px solid var(--ink); transform: skewY(-26deg); }
.mini-icon.modular:before { top:9px; } .mini-icon.modular:after { bottom:9px; }
.mini-icon.premium { transform: rotate(45deg); border-radius: 8px; }
.hero-visual { min-height: 430px; position: relative; perspective: 1100px; }
.device-render.large {
  position: absolute;
  right: -2vw;
  top: 30px;
  width: min(820px, 64vw);
  aspect-ratio: 1.72 / 1;
  transform: rotateX(60deg) rotateZ(-12deg);
  border-radius: 34px;
  background: linear-gradient(135deg, #f7f7f7, #cdd2d8 55%, #f4f6f8);
  box-shadow: 0 60px 80px rgba(0,0,0,.16), inset 0 0 0 2px rgba(255,255,255,.8), inset 0 -12px 30px rgba(0,0,0,.08);
}
.device-render.large:after {
  content:""; position:absolute; left: 50%; top:48%; transform: translate(-50%, -50%) rotateZ(12deg); width:60px; height:68px; opacity:.68; background:#111; border-radius: 42% 42% 48% 48%; clip-path: polygon(48% 0, 68% 11%, 64% 32%, 82% 46%, 70% 78%, 50% 100%, 28% 80%, 18% 49%, 31% 29%, 31% 11%);
}
.lid-shine { position:absolute; inset: 3%; border-radius: 28px; background: linear-gradient(120deg, rgba(255,255,255,.55), transparent 40%, rgba(255,255,255,.22)); }
.corner { position:absolute; width:82px; height:82px; background: repeating-linear-gradient(to bottom, #e4e8eb 0 7px, #7d858d 7px 12px); box-shadow: 0 12px 24px rgba(0,0,0,.26); border-radius: 20px; }
.corner:after { content:""; position:absolute; inset:14px; background: transparent; border-radius:12px; box-shadow: inset 0 0 0 100px rgba(255,255,255,.18); clip-path: polygon(0 0,100% 0,100% 38%,38% 38%,38% 100%,0 100%); }
.c1 { left:-30px; top:-26px; } .c2 { right:-30px; top:-26px; transform: rotate(90deg); } .c3 { right:-30px; bottom:-26px; transform: rotate(180deg); } .c4 { left:-30px; bottom:-26px; transform: rotate(270deg); }
.cord-line { position:absolute; background: repeating-linear-gradient(90deg, #1d1d1d 0 3px, #3b3b3b 3px 6px); border-radius:99px; opacity:.85; }
.cord-line.x { left:20px; right:20px; bottom:18px; height:8px; }
.cord-line.y { right:18px; top:20px; bottom:20px; width:8px; background: repeating-linear-gradient(0deg, #1d1d1d 0 3px, #3b3b3b 3px 6px); }
.configurator, .tiers { padding: 8px clamp(22px, 6vw, 76px) 0; }
h2 { font-size: clamp(24px, 2.5vw, 31px); line-height: 1.1; letter-spacing: -.03em; margin: 0 0 18px; }
.device-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 34px; }
.device-card {
  min-height: 150px;
  display: grid;
  grid-template-columns: 170px 1fr 32px;
  align-items: center;
  gap: 18px;
  border: 1.5px solid var(--line);
  background: var(--panel);
  border-radius: 18px;
  padding: 22px;
  cursor: pointer;
  text-align: left;
  transition: .2s ease;
}
.device-card:hover, .tier-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.device-card.selected { border-color: var(--ink); box-shadow: 0 0 0 2px #fff inset; }
.device-card strong { font-size: 25px; }
.device-card p { margin: 9px 0 0; color: var(--muted); }
.check { width: 26px; height: 26px; border: 1.8px solid #aeb6c1; border-radius: 50%; display:grid; place-items:center; color: transparent; }
.selected .check { background: #050505; color:#fff; border-color:#050505; }
.device-thumb { height: 90px; border-radius: 12px; position: relative; perspective: 500px; }
.device-thumb span { position:absolute; left:20px; right:20px; top:14px; height:55px; border-radius:6px; background: linear-gradient(135deg,#181b1f 0 28%, #3f444a 28% 55%, #0b0d10 55%); box-shadow: 0 2px 0 #111, 0 24px 0 -20px #8f969e; }
.device-thumb span:after { content:""; position:absolute; left:-8px; right:-8px; bottom:-12px; height:9px; background: linear-gradient(#d8dce0,#777e87); border-radius: 0 0 18px 18px; }
.device-thumb.air span { background: radial-gradient(circle at 45% 30%, #56d5e6 0 5%, #1a6da5 25%, #0c141b 62%); }
.pill { display:inline-flex; padding:5px 12px; border: 1px solid var(--line); border-radius: 9px; color: var(--ink); margin-right: 8px; font-weight: 650; font-size: 14px; background:#fff; }
.pill.active { border-color: #2a78ea; color:#095fd0; box-shadow: 0 0 0 2px rgba(42,120,234,.12); }
.tier-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.tier-card {
  position: relative;
  border: 1.5px solid var(--line);
  border-radius: 20px;
  background: rgba(255,255,255,.88);
  padding: 24px;
  cursor: pointer;
  transition: .2s ease;
  display: flex;
  flex-direction: column;
}
.tier-card.selected { border-color: var(--ink); box-shadow: 0 0 0 2px #fff inset, var(--shadow); }
.popular-badge { position:absolute; top:-18px; left:50%; transform: translateX(-50%); background:#050505; color:#fff; border-radius: 99px; font-size:12px; font-weight:900; text-transform: uppercase; letter-spacing:.05em; padding:7px 14px; }
.tier-top { display:flex; justify-content: space-between; align-items: start; gap:12px; }
.tier-top strong { font-size: 30px; line-height: 1; }
.tag { font-size: 12px; font-weight: 900; text-transform: uppercase; border-radius: 7px; padding: 5px 12px; color:#07140b; }
.tag.green { background: var(--green); } .tag.blue { background:#69afe8; color:#fff; } .tag.black { background:#050505; color:#fff; }
.tier-card h3 { font-size: 31px; margin: 12px 0 0; letter-spacing:-.04em; }
.tier-card p { margin: 0 0 18px; color: #2e333a; }
.tier-render { height: 170px; display:grid; place-items:center; background: linear-gradient(#fbfcfd,#eef1f4); border-radius:14px; margin: 12px 0 18px; overflow:hidden; }
.mini-laptop { width: 84%; aspect-ratio: 1.9/1; border-radius: 14px; background: linear-gradient(145deg,#fff,#c6cbd1); position: relative; transform: rotateX(60deg) rotateZ(-5deg); box-shadow: 0 28px 34px rgba(0,0,0,.13), inset 0 0 0 1px rgba(255,255,255,.8); }
.mini-corner { position:absolute; background: repeating-linear-gradient(to bottom, #0a0a0a 0 4px, #4b4e52 4px 7px); border-radius: 8px; box-shadow: 0 6px 15px rgba(0,0,0,.28); }
.casual .mini-corner { width:28px; height:28px; }
.prosumer .mini-corner { width:40px; height:40px; }
.onsite .mini-corner { width:56px; height:56px; }
.mini-corner.a { left:-10px; top:-8px; } .mini-corner.b { right:-10px; top:-8px; } .mini-corner.c { right:-10px; bottom:-8px; } .mini-corner.d { left:-10px; bottom:-8px; }
.tier-card ul { list-style:none; padding:0; margin:0 0 22px; display:grid; grid-template-columns: 1fr 1fr; gap:14px; }
.tier-card li { position:relative; padding-left: 28px; font-size: 14px; }
.tier-card li:before { content:""; position:absolute; left:0; top:3px; width:17px; height:17px; border:1.5px solid var(--ink); border-radius: 5px; }
.tier-card li strong { display:block; }
.tier-card li span { color: var(--muted); }
.tier-card button { margin-top:auto; width:100%; border:1.5px solid var(--ink); background:#fff; border-radius: 12px; height:50px; font-weight: 850; cursor:pointer; }
.tier-card.selected button { background:#050505; color:#fff; }
.kit-bar {
  margin: 30px clamp(22px, 6vw, 76px) 0;
  background: rgba(255,255,255,.9);
  border:1.5px solid var(--line);
  border-radius:20px;
  display:grid;
  grid-template-columns: 1fr 1fr 1fr 1.35fr;
  overflow:hidden;
}
.kit-item { display:grid; grid-template-columns: 78px 1fr; gap:18px; align-items:center; min-height:130px; padding:22px 26px; border-right:1px solid var(--line); }
.kit-item:last-child { border-right:0; }
.kit-item strong { font-size: 19px; }
.kit-item p { margin:4px 0 0; color: var(--muted); }
.kit-visual { width:70px; height:70px; position:relative; display:block; }
.bumper-stack i { position:absolute; left:12px; right:12px; height:7px; background: #111; border-radius:99px; }
.bumper-stack i:nth-child(1){ top:12px; } .bumper-stack i:nth-child(2){ top:23px; } .bumper-stack i:nth-child(3){ top:34px; } .bumper-stack i:nth-child(4){ top:45px; } .bumper-stack i:nth-child(5){ top:56px; }
.cord:before { content:""; position:absolute; inset:17px 8px; border:8px solid #111; border-radius:50%; }
.films i { position:absolute; width:48px; height:60px; border:1.8px solid #8bb8e8; background:rgba(210,229,250,.5); border-radius:8px; transform: rotate(-10deg); left: 13px; top:5px; }
.films i:nth-child(2){ transform: rotate(10deg); left:22px; top:0; }
.glass { width: 62px; height:48px; border:2px solid #9fd7c9; background: linear-gradient(135deg,rgba(255,255,255,.9),rgba(173,236,221,.28)); border-radius:7px; transform: skewX(-18deg); }
.glass-item { grid-template-columns: 70px 1fr 120px; }
.gorilla-badge { width: 110px; justify-self:end; }
.summary-card { margin: 22px clamp(22px, 6vw, 76px) 0; padding: 22px; background: #050505; color:#fff; border-radius:20px; display:grid; grid-template-columns: 1fr 1fr auto; gap: 18px; align-items:center; }
.summary-card .muted { display:block; color:#9ca3af; font-size: 13px; text-transform: uppercase; letter-spacing:.08em; font-weight:800; }
.summary-card strong { font-size: 22px; }
.reserve { background:#fff; color:#050505; box-shadow:none; }
.faq { margin: 34px clamp(22px, 6vw, 76px) 70px; text-align:center; padding: 46px 22px; border-radius:26px; background: linear-gradient(135deg,#fff,#f0f2f5); border:1px solid var(--line); }
.faq h2 { font-size: clamp(32px, 5vw, 58px); }
.faq p { color: var(--muted); font-size: 20px; max-width: 760px; margin: 0 auto; }
footer { padding: 34px clamp(22px, 6vw, 76px); display:grid; grid-template-columns: 180px 1fr 1.4fr; gap: 24px; align-items:center; border-top:1px solid var(--line); background:#fff; }
footer img { width: 150px; }
footer p { margin:0; font-weight:800; }
footer small { color:var(--muted); }
@media (max-width: 1100px) {
  .topbar { grid-template-columns: 170px 1fr; }
  .top-actions { display:none; }
  .hero { grid-template-columns: 1fr; min-height:auto; }
  .hero-visual { min-height: 320px; }
  .device-render.large { width: 92vw; right: -12vw; }
  .device-grid, .tier-grid { grid-template-columns: 1fr; }
  .kit-bar { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .topbar { display:flex; justify-content:space-between; }
  nav { display:none; }
  .brand img { width: 150px; }
  .hero-points { grid-template-columns: 1fr; }
  .device-card { grid-template-columns: 120px 1fr 28px; }
  .kit-bar { grid-template-columns: 1fr; }
  .kit-item { border-right:0; border-bottom:1px solid var(--line); }
  .summary-card, footer { grid-template-columns: 1fr; }
  h1 { font-size: 48px; }
}