/* ============================================================
   Trackdeck — Marketing design system ("Obsidian Glass")
   Apple/macOS-native vibe. No AI-startup gradients, no neon glow.
   Shared across every public marketing page.
   ============================================================ */

/* Design tokens (colours, glass, radii, type) live in /brand.css — the brand book.
   This file only adds marketing-page layout on top of those shared tokens. */

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.5;
  overflow-x: hidden;
}

/* Ambient room light — barely-there radial wash, no obvious gradients */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(60% 50% at 18% 0%, rgba(94, 92, 230, 0.10), transparent 70%),
    radial-gradient(55% 45% at 92% 8%, rgba(20, 80, 90, 0.08), transparent 70%);
  pointer-events: none;
}
/* analog grain */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.025;
  mix-blend-mode: overlay;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a { color: inherit; text-decoration: none; }
.tabnum { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }

/* ---------- layout ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
section { position: relative; }
.section-pad { padding: 96px 0; }
@media (max-width: 720px) { .section-pad { padding: 64px 0; } }

/* .glass material is defined in /brand.css */

/* ---------- top nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 0.5px solid var(--hair);
}
.nav-inner { display: flex; align-items: center; gap: 18px; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -0.02em; font-size: 16px; }
.brand .mark {
  width: 27px; height: 27px;
  background: url("/favicon.svg") center / contain no-repeat;
  display: inline-block;
}
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: 12px; }
.nav-links a {
  font-size: 13.5px; color: var(--ink-2); padding: 7px 12px; border-radius: 9px;
  transition: color .15s, background .15s;
}
.nav-links a:hover { color: var(--ink); background: rgba(255, 255, 255, 0.05); }
.nav-spacer { flex: 1; }
@media (max-width: 720px) { .nav-links { display: none; } }

/* .btn / .btn-primary / .btn-ghost / .btn-lg are defined in /brand.css */

/* ---------- typography ---------- */
/* .eyebrow chip is defined in /brand.css */
h1, h2, h3 { letter-spacing: -0.03em; font-weight: 600; margin: 0; }
.h-hero { font-size: clamp(38px, 6vw, 66px); line-height: 1.02; letter-spacing: -0.04em; }
.h-sec { font-size: clamp(28px, 4vw, 40px); line-height: 1.08; }
.lead { font-size: clamp(16px, 2.2vw, 20px); color: var(--ink-2); line-height: 1.55; }
.muted { color: var(--ink-3); }
.accent { color: #a6a4f5; }

/* ---------- hero ---------- */
.hero { padding-top: 72px; padding-bottom: 64px; text-align: center; }
.hero .lead { max-width: 620px; margin: 22px auto 0; }
.hero-cta { display: flex; gap: 12px; justify-content: center; margin-top: 32px; flex-wrap: wrap; }
.hero-sub { margin-top: 16px; font-size: 13px; color: var(--ink-3); }

/* hero preview frame */
.hero-frame {
  margin: 56px auto 0; max-width: 940px; border-radius: 20px; overflow: hidden;
  padding: 10px;
}
.hero-frame img, .hero-frame .shot {
  width: 100%; display: block; border-radius: 12px; border: 0.5px solid var(--hair);
}

/* ---------- USP grid ---------- */
.grid { display: grid; gap: 16px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card { border-radius: var(--radius); padding: 24px; }
.card .ico {
  width: 38px; height: 38px; border-radius: 10px; display: flex; align-items: center; justify-content: center;
  background: var(--indigo-soft); color: #a6a4f5; margin-bottom: 14px;
}
.card .ico svg { width: 19px; height: 19px; }
.card h3 { font-size: 16.5px; letter-spacing: -0.02em; }
.card p { margin: 8px 0 0; font-size: 14px; color: var(--ink-2); line-height: 1.5; }

/* ---------- feature rows ---------- */
.frow { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.frow.rev .ftext { order: 2; }
@media (max-width: 820px) { .frow, .frow.rev { grid-template-columns: 1fr; gap: 24px; } .frow.rev .ftext { order: 0; } }
.ftext h2 { margin-bottom: 14px; }
.ftext p { color: var(--ink-2); font-size: 15.5px; }
.fvis { border-radius: var(--radius); padding: 18px; min-height: 240px; display: flex; align-items: center; justify-content: center; }

/* checklist */
.check { list-style: none; padding: 0; margin: 18px 0 0; }
.check li { display: flex; gap: 10px; align-items: flex-start; padding: 7px 0; font-size: 14.5px; color: var(--ink-2); }
.check li svg { flex: 0 0 auto; width: 18px; height: 18px; color: var(--green); margin-top: 1px; }

/* ---------- steps ---------- */
.steps { counter-reset: s; display: grid; gap: 16px; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }
.step { border-radius: var(--radius); padding: 24px; }
.step .num {
  counter-increment: s; font-size: 13px; font-weight: 600; color: #a6a4f5;
  width: 30px; height: 30px; border-radius: 9px; background: var(--indigo-soft);
  display: flex; align-items: center; justify-content: center; margin-bottom: 14px;
}
.step .num::before { content: counter(s); }
.step h3 { font-size: 16px; }
.step p { font-size: 14px; color: var(--ink-2); margin: 7px 0 0; }

/* .pill status chips are defined in /brand.css */

/* ---------- waitlist ---------- */
.waitlist { border-radius: 24px; padding: 48px 40px; text-align: center; }
@media (max-width: 620px) { .waitlist { padding: 36px 22px; } }
.waitlist h2 { margin-bottom: 10px; }
.wl-form { max-width: 440px; margin: 26px auto 0; display: flex; flex-direction: column; gap: 10px; text-align: left; }
.wl-row { display: flex; gap: 10px; }
@media (max-width: 480px) { .wl-row { flex-direction: column; } }
.field {
  width: 100%; font-size: 14.5px; color: var(--ink); padding: 12px 14px; border-radius: 12px;
  background: rgba(255, 255, 255, 0.05); border: 0.5px solid var(--hair); outline: none;
  font-family: inherit; transition: border-color .15s, background .15s;
}
.field::placeholder { color: var(--ink-3); }
.field:focus { border-color: rgba(94, 92, 230, 0.6); background: rgba(94, 92, 230, 0.06); }
textarea.field { resize: vertical; min-height: 64px; }
.wl-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.wl-note { font-size: 12px; color: var(--ink-3); margin-top: 12px; }
.wl-ok {
  border-radius: 14px; padding: 22px; background: rgba(48, 209, 88, 0.10);
  border: 0.5px solid rgba(48, 209, 88, 0.3); color: #86efac; font-size: 15px;
}
.wl-err { color: #fda4af; font-size: 13px; margin-top: 8px; min-height: 16px; }

/* ---------- footer ---------- */
.footer { border-top: 0.5px solid var(--hair); padding: 44px 0 56px; margin-top: 40px; }
.foot-grid { display: flex; flex-wrap: wrap; gap: 40px; justify-content: space-between; }
.foot-col h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-3); margin: 0 0 12px; font-weight: 600; }
.foot-col a { display: block; font-size: 13.5px; color: var(--ink-2); padding: 4px 0; transition: color .15s; }
.foot-col a:hover { color: var(--ink); }
.foot-bottom { margin-top: 36px; font-size: 12.5px; color: var(--ink-3); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

/* ---------- logos / trust strip ---------- */
.trust { display: flex; align-items: center; justify-content: center; gap: 28px; flex-wrap: wrap; opacity: 0.55; }
.trust span { font-size: 13px; font-weight: 600; letter-spacing: -0.01em; color: var(--ink-2); }

/* reveal-on-scroll — only hides content when JS is present (html.js).
   Without JS the content is fully visible, so a script failure never blanks the page. */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s cubic-bezier(.2,.7,.2,1), transform .6s cubic-bezier(.2,.7,.2,1); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* ---------- expandable USP cards (click to reveal detail) ---------- */
.usp {
  border-radius: var(--radius); padding: 22px 22px 20px; text-align: left; cursor: pointer;
  width: 100%; color: inherit; font: inherit; appearance: none;
  transition: background .15s, border-color .15s;
}
.usp:hover { background: rgba(255, 255, 255, 0.03); }
.usp .usp-head { display: flex; align-items: center; gap: 14px; }
.usp .usp-ico {
  width: 40px; height: 40px; border-radius: 11px; flex: 0 0 auto;
  display: flex; align-items: center; justify-content: center;
  background: var(--indigo-soft); color: #a6a4f5;
}
.usp .usp-ico svg { width: 20px; height: 20px; }
.usp .usp-title { font-size: 18px; font-weight: 600; letter-spacing: -0.02em; flex: 1; line-height: 1.15; }
.usp .usp-chev { color: var(--ink-3); transition: transform .25s cubic-bezier(.2,.7,.2,1); flex: 0 0 auto; }
.usp.open .usp-chev { transform: rotate(180deg); }
.usp .usp-detail {
  display: grid; grid-template-rows: 0fr; transition: grid-template-rows .28s cubic-bezier(.2,.7,.2,1), opacity .2s, margin .28s;
  opacity: 0; margin-top: 0;
}
.usp .usp-detail > div { overflow: hidden; }
.usp.open .usp-detail { grid-template-rows: 1fr; opacity: 1; margin-top: 12px; }
.usp .usp-detail p { margin: 0; font-size: 14px; color: var(--ink-2); line-height: 1.55; padding-left: 54px; }
@media (max-width: 620px) { .usp .usp-detail p { padding-left: 0; } }

/* per-feature mini-mockup shown when a USP is expanded */
.usp-vis { margin: 0 0 12px 54px; border-radius: 12px; padding: 12px; background: rgba(255,255,255,0.03); border: 0.5px solid var(--hair); }
@media (max-width: 620px) { .usp-vis { margin-left: 0; } }
.usp-vis .vr { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--ink-2); }
.usp-vis .vr + .vr { margin-top: 7px; }
.usp-vis .vchip { font-size: 10.5px; font-weight: 600; padding: 2px 7px; border-radius: 6px; background: var(--indigo-soft); color: var(--indigo-ink); white-space: nowrap; }
.usp-vis .vchip.on { background: rgba(94,92,230,0.95); color: #fff; }
.usp-vis .vmono { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); }
.usp-vis .vbar { height: 5px; border-radius: 3px; background: rgba(255,255,255,0.08); overflow: hidden; flex: 1; }
.usp-vis .vbar i { display: block; height: 100%; background: var(--indigo); border-radius: 3px; }
.usp-vis .vtog { margin-left: auto; width: 30px; height: 17px; border-radius: 999px; padding: 2px; display: inline-flex; }
.usp-vis .vtog.on { background: rgba(94,92,230,0.9); justify-content: flex-end; }
.usp-vis .vtog.off { background: rgba(255,255,255,0.12); }
.usp-vis .vtog i { width: 13px; height: 13px; border-radius: 50%; background: #fff; }
.usp-vis .vwave { display: flex; align-items: flex-end; gap: 2px; height: 30px; }
.usp-vis .vwave i { width: 3px; border-radius: 2px; background: rgba(255,255,255,0.25); }
.usp-vis .vdot { width: 8px; height: 8px; border-radius: 50%; flex: 0 0 auto; }

/* ---------- FAQ ---------- */
.faq { max-width: 760px; margin: 0 auto; }
.faq-item { border-bottom: 0.5px solid var(--hair); }
.faq-q {
  display: flex; align-items: center; gap: 16px; width: 100%; cursor: pointer;
  appearance: none; background: none; border: 0; color: var(--ink); font: inherit;
  padding: 20px 4px; text-align: left;
}
.faq-q span { flex: 1; font-size: 16.5px; font-weight: 550; letter-spacing: -0.01em; }
.faq-q .usp-chev { color: var(--ink-3); transition: transform .25s; }
.faq-item.open .usp-chev { transform: rotate(180deg); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .28s cubic-bezier(.2,.7,.2,1), opacity .2s; opacity: 0; }
.faq-a > div { overflow: hidden; }
.faq-item.open .faq-a { grid-template-rows: 1fr; opacity: 1; }
.faq-a p { margin: 0 0 20px; font-size: 14.5px; color: var(--ink-2); line-height: 1.6; padding-right: 36px; }

/* ---------- interactive demo embed ---------- */
.demo-shell { margin: 56px auto 0; max-width: 940px; border-radius: 18px; overflow: hidden; padding: 8px; }
.hero .demo-shell { margin-top: 48px; }
/* a browser-chrome strip so the LIVE DEMO badge never sits on top of the player */
.demo-bar { display: flex; align-items: center; gap: 10px; padding: 8px 8px 10px; }
.demo-badge {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase;
  color: #fff; padding: 5px 10px; border-radius: 999px;
  background: rgba(94, 92, 230, 0.92); box-shadow: inset 0 0.5px 0 rgba(255,255,255,0.3);
}
.demo-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: #fff; box-shadow: 0 0 7px #fff; }
.demo-dots { display: flex; gap: 6px; }
.demo-dots i { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,0.12); display: inline-block; }
.demo-open { margin-left: auto; font-size: 12px; color: var(--indigo-ink); }
.demo-open:hover { color: #fff; }
.demo-iframe {
  width: 100%; height: 560px; border: 0.5px solid var(--hair); border-radius: 12px;
  background: #08080B; display: block;
}
.demo-poster {
  position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; text-align: center;
  height: 560px; border-radius: 12px; border: 0.5px solid var(--hair); cursor: pointer; padding: 20px;
  background: radial-gradient(60% 60% at 50% 40%, rgba(94,92,230,0.12), transparent 70%), #0a0a0e;
}
.demo-poster .play {
  width: 64px; height: 64px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: rgba(94,92,230,0.95); box-shadow: 0 8px 30px rgba(94,92,230,0.45), inset 0 0.5px 0 rgba(255,255,255,0.3); color: #fff;
}
@media (max-width: 720px) { .demo-iframe, .demo-poster { height: 620px; } .demo-shell { margin-top: 36px; } }

/* prose for SEO/explainer pages */
.prose { max-width: 720px; }
.prose h2 { font-size: 26px; margin: 40px 0 14px; }
.prose h3 { font-size: 19px; margin: 28px 0 10px; }
.prose p { color: var(--ink-2); font-size: 16px; margin: 0 0 16px; }
.prose ul { color: var(--ink-2); font-size: 16px; padding-left: 22px; }
.prose li { margin: 8px 0; }
.prose a.link { color: #a6a4f5; text-decoration: underline; text-underline-offset: 2px; }