:root {
  --bg: #0b0d12;
  --bg-2: #11141b;
  --card: #151924;
  --line: #232838;
  --text: #e8eaf0;
  --muted: #9aa1b2;
  --brand: #f5a524;
  --brand-2: #ff6a3d;
  --accent: var(--brand);
  --radius: 14px;
  --wrap: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.01em; }
p { margin: 0 0 1em; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 820px; }
.center { text-align: center; justify-content: center; }
.muted { color: var(--muted); }
.mt { margin-top: 1.2em; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 12px; top: 12px; background: #fff; color: #000; padding: 8px 12px; z-index: 99; }

/* nav */
.nav { position: sticky; top: 0; z-index: 20; background: rgba(11, 13, 18, .82); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav-in { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.nav nav { display: flex; gap: 4px; align-items: center; overflow-x: auto; scrollbar-width: none; }
.nav nav a { text-decoration: none; color: var(--muted); font-size: 14px; font-weight: 500; padding: 8px 12px; border-radius: 8px; white-space: nowrap; }
.nav nav a:hover { color: var(--text); background: var(--bg-2); }
.nav nav .nav-cta { color: #111; background: var(--brand); }
.nav nav .nav-cta:hover { background: #ffb940; color: #111; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; text-decoration: none; }
.logo-mark { width: 26px; height: 26px; border-radius: 8px; background: linear-gradient(135deg, var(--brand), var(--brand-2)); box-shadow: 0 0 20px rgba(245, 165, 36, .35); }

/* buttons */
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 11px 20px; border-radius: 10px; font-weight: 600; font-size: 15px; text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .15s, background .15s, border-color .15s; }
.btn:hover { transform: translateY(-1px); }
.btn-lg { padding: 14px 26px; font-size: 16px; }
.btn-primary { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #111; }
.btn-ghost { border-color: var(--line); background: var(--bg-2); color: var(--text); }
.btn-ghost:hover { border-color: #3a4157; }

/* hero */
.hero { position: relative; padding: 96px 0 72px; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: -40% -10% auto; height: 620px; background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 22%, transparent), transparent); pointer-events: none; }
.hero-in { position: relative; text-align: center; max-width: 860px; }
.hero-in .actions { justify-content: center; }
.hero h1 { font-size: clamp(34px, 5.6vw, 60px); font-weight: 800; }
.grad { background: linear-gradient(90deg, var(--brand), var(--brand-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.eyebrow { color: var(--accent); font-weight: 600; font-size: 14px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 14px; }
.lead { font-size: clamp(17px, 2vw, 19px); color: #c5cad6; }
.hero-split { position: relative; display: grid; grid-template-columns: 1fr 1.25fr; gap: 48px; align-items: center; }
.hero.product { padding: 56px 0 64px; }
.hero.product h1 { font-size: clamp(32px, 4.4vw, 50px); }
.hero-shot { padding: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: none; cursor: zoom-in; box-shadow: 0 30px 80px rgba(0, 0, 0, .55), 0 0 0 1px rgba(255, 255, 255, .03); }
.crumbs { font-size: 14px; color: var(--muted); margin-bottom: 18px; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--text); }

/* chips */
.chips { list-style: none; padding: 0; margin: 16px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { font-size: 13px; font-weight: 600; padding: 5px 11px; border-radius: 99px; color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); }

/* sections */
.section { padding: 72px 0; }
.section.alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.h2 { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; margin-bottom: 28px; }

/* product cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; transition: border-color .2s, transform .2s; }
.card:hover { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); transform: translateY(-3px); }
.card-img { display: block; aspect-ratio: 16 / 9; overflow: hidden; border-bottom: 1px solid var(--line); }
.card-img img { width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.card-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.card-body h3 { font-size: 22px; }
.card-body h3 a { text-decoration: none; }
.card-body > p { color: #c5cad6; }
.card .kicker { color: var(--accent); font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.card .chips { margin: 4px 0 20px; }
.link-arrow { margin-top: auto; font-weight: 600; color: var(--accent); text-decoration: none; }
.link-arrow::after { content: " →"; }

.why { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.why h3 { font-size: 19px; }
.why p { color: var(--muted); margin: 0; }

/* features */
.feats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; position: relative; }
.feat::before { content: ""; display: block; width: 28px; height: 4px; border-radius: 4px; background: var(--accent); margin-bottom: 16px; }
.feat h3 { font-size: 17px; }
.feat p { color: var(--muted); font-size: 15px; margin: 0; }

/* screenshots */
.shots { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 8px; }
.shot { margin: 0; }
.shot .zoom { padding: 0; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: #000; cursor: zoom-in; width: 100%; aspect-ratio: 16 / 9; }
.shot img { width: 100%; height: 100%; object-fit: cover; object-position: top left; transition: transform .3s; }
.shot .zoom:hover img { transform: scale(1.02); }
.shot figcaption { color: var(--muted); font-size: 14px; margin-top: 10px; }

/* specs / faq */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.specs { width: 100%; border-collapse: collapse; }
.specs th, .specs td { text-align: left; padding: 12px 0; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 15px; }
.specs th { color: var(--muted); font-weight: 500; width: 38%; padding-right: 16px; }
.note { margin-top: 20px; font-size: 14px; color: var(--muted); border-left: 3px solid var(--line); padding-left: 12px; }
.faq details { border: 1px solid var(--line); border-radius: 12px; background: var(--card); margin-bottom: 12px; }
.faq summary { cursor: pointer; padding: 16px 18px; font-weight: 600; list-style: none; position: relative; padding-right: 44px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 18px; top: 13px; font-size: 22px; color: var(--muted); }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 18px 16px; margin: 0; color: #c5cad6; }

/* cta */
.cta { background: radial-gradient(ellipse at center, color-mix(in srgb, var(--accent) 14%, transparent), transparent 70%); border-top: 1px solid var(--line); }
.cta a:not(.btn) { color: var(--accent); }

.others { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.other { display: flex; flex-direction: column; gap: 4px; padding: 22px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--line); text-decoration: none; transition: border-color .2s; }
.other:hover { border-color: var(--accent); }
.other strong { font-size: 18px; }
.other span { color: var(--muted); font-size: 14px; }

/* footer */
.foot { border-top: 1px solid var(--line); padding: 48px 0 24px; background: var(--bg-2); }
.foot-in { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; }
.foot h3 { font-size: 14px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.foot ul { list-style: none; padding: 0; margin: 0; }
.foot li { margin-bottom: 8px; }
.foot li a { text-decoration: none; color: #c5cad6; word-break: break-all; }
.foot li a:hover { color: var(--text); }
.foot-bottom { margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 14px; }

/* lightbox */
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(0, 0, 0, .92); display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 24px; }
.lightbox[hidden] { display: none; }
.lightbox img { max-width: 100%; max-height: calc(100vh - 110px); border-radius: 8px; }
.lightbox p { color: #ccc; margin: 14px 0 0; text-align: center; }
.lb-close { position: absolute; top: 12px; right: 18px; background: none; border: 0; color: #fff; font-size: 40px; cursor: pointer; line-height: 1; }

:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

@media (max-width: 1000px) {
  .cards { grid-template-columns: 1fr 1fr; }
  .feats { grid-template-columns: 1fr 1fr; }
  .hero-split { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 720px) {
  .nav nav a:not(.nav-cta) { display: none; }
  .cards, .feats, .shots, .why, .two-col, .others, .foot-in { grid-template-columns: 1fr; }
  .hero { padding: 64px 0 48px; }
  .section { padding: 52px 0; }
  .wrap { padding: 0 16px; }
  .btn-lg { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}