/* AthleteOS website — the app's V5 look: near-black space, violet light,
   frosted glass, oversized type. Self-hosted font, no third parties. */
@font-face {
  font-family: "Inter";
  src: url("/assets/fonts/inter-var.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --bg: #050608;
  --bg2: #0a0c10;
  --glass: rgba(20, 20, 26, 0.55);
  --glass-strong: rgba(26, 26, 32, 0.78);
  --fill: rgba(255, 255, 255, 0.06);
  --hair: rgba(255, 255, 255, 0.08);
  --hair-strong: rgba(255, 255, 255, 0.14);
  --ink: #fff;
  --muted: rgba(255, 255, 255, 0.62);
  --faint: rgba(255, 255, 255, 0.36);
  --red: #8b5cf6;
  --bright: #a78bfa;
  --crimson: #6d28d9;
  --coral: #c4b5fd;
  --orange: #ff8a3d;
  --yellow: #facc15;
  --green: #22c55e;
  --amber: #f59e0b;
  --cyan: #22d3ee;
  --water: #1cb0f6;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --wrap: 1200px;
  --radius: 28px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 var(--font);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
::selection { background: rgba(139, 92, 246, 0.45); }
:focus-visible { outline: 2px solid var(--bright); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: -999px; top: 12px; padding: 10px 16px; background: #fff; color: #000; border-radius: 10px; z-index: 100; }
.skip:focus { left: 12px; }

.wrap { width: min(var(--wrap), 100% - 40px); margin-inline: auto; }
.narrow { width: min(820px, 100% - 40px); margin-inline: auto; }

/* ---------- Atmosphere ---------- */
.site-head + .mobile-nav + main { position: relative; }
.atmos { position: absolute; inset: 0 0 -40% 0; pointer-events: none; z-index: -1; -webkit-mask-image: linear-gradient(#000 55%, transparent); mask-image: linear-gradient(#000 55%, transparent); }
.atmos::before, .atmos::after { content: ""; position: absolute; border-radius: 50%; filter: blur(40px); }
.atmos::before { width: 70vmax; height: 50vmax; left: -20vmax; top: -22vmax; background: radial-gradient(closest-side, rgba(109, 40, 217, 0.42), transparent); }
.atmos::after { width: 60vmax; height: 46vmax; right: -24vmax; top: 10vmax; background: radial-gradient(closest-side, rgba(139, 92, 246, 0.18), transparent); }
.grid-lines {
  position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: 0.5;
  background-image: linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%);
}

/* ---------- Header ---------- */
.site-head { position: sticky; top: 0; z-index: 30; border-bottom: 1px solid transparent; transition: background 0.3s, border-color 0.3s; }
.site-head.scrolled { background: rgba(5, 6, 8, 0.72); backdrop-filter: blur(20px) saturate(150%); -webkit-backdrop-filter: blur(20px) saturate(150%); border-color: var(--hair); }
.site-head .wrap { display: flex; align-items: center; gap: 28px; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 750; font-size: 19px; letter-spacing: -0.02em; }
.logo svg { width: 32px; height: 32px; border-radius: 8px; box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08), 0 6px 20px -6px rgba(139, 92, 246, 0.55); }
.menu { display: flex; gap: 4px; margin-left: 12px; }
.menu a { padding: 8px 14px; border-radius: 999px; text-decoration: none; color: var(--muted); font-weight: 550; font-size: 15px; transition: color 0.2s, background 0.2s; }
.menu a:hover { color: var(--ink); }
.menu a[aria-current="page"] { color: var(--ink); background: var(--fill); }
.head-cta { margin-left: auto; display: flex; gap: 10px; align-items: center; }
.burger { display: none; margin-left: auto; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--hair-strong); background: transparent; color: var(--ink); cursor: pointer; }
.burger span, .burger span::before, .burger span::after { display: block; width: 18px; height: 2px; background: currentColor; margin: auto; position: relative; border-radius: 2px; transition: transform 0.25s; }
.burger span::before, .burger span::after { content: ""; position: absolute; left: 0; }
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }
.nav-open .burger span { background: transparent; }
.nav-open .burger span::before { transform: translateY(6px) rotate(45deg); }
.nav-open .burger span::after { transform: translateY(-6px) rotate(-45deg); }
.mobile-nav { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 24px; border-radius: 999px;
  border: 1px solid var(--hair-strong); background: rgba(255, 255, 255, 0.02);
  font-weight: 650; font-size: 16px; text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.25s, transform 0.15s;
}
.btn:hover { background: var(--fill); border-color: rgba(255, 255, 255, 0.26); }
.btn:active { transform: translateY(1px); }
.btn.small { min-height: 40px; padding: 0 18px; font-size: 14px; }
.btn.primary {
  border-color: rgba(167, 139, 250, 0.6);
  background: linear-gradient(180deg, rgba(139, 92, 246, 0.38), rgba(109, 40, 217, 0.24));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 12px 40px -12px rgba(139, 92, 246, 0.7);
}
.btn.primary:hover { background: linear-gradient(180deg, rgba(139, 92, 246, 0.5), rgba(109, 40, 217, 0.32)); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14), 0 16px 50px -12px rgba(139, 92, 246, 0.85); }
.btn.white { background: #fff; color: #050608; border-color: #fff; }
.btn.white:hover { background: rgba(255, 255, 255, 0.88); }
.btn .arrow { transition: transform 0.2s; }
.btn:hover .arrow { transform: translateX(3px); }
.appstore { min-height: 56px; padding: 0 22px 0 18px; gap: 12px; text-align: left; line-height: 1.1; }
.appstore svg { width: 24px; height: 24px; }
.appstore small { display: block; font-size: 11px; font-weight: 500; opacity: 0.75; }
.appstore b { font-size: 18px; font-weight: 650; letter-spacing: -0.01em; }
.ctas { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

/* ---------- Type ---------- */
.eyebrow { font-size: 15px; letter-spacing: 0.01em; font-weight: 600; color: var(--bright); margin: 0 0 16px; display: inline-flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--red); box-shadow: 0 0 10px var(--red); border-radius: 2px; }
.display { font-size: clamp(48px, 8vw, 104px); line-height: 0.95; letter-spacing: -0.045em; font-weight: 800; margin: 0 0 26px; }
.display em, h2 em { font-style: normal; background: linear-gradient(100deg, #ddd6fe, var(--bright) 45%, var(--red) 75%, var(--crimson)); -webkit-background-clip: text; background-clip: text; color: transparent; -webkit-box-decoration-break: clone; box-decoration-break: clone; }
h2.big { font-size: clamp(38px, 5.4vw, 68px); line-height: 1; letter-spacing: -0.04em; font-weight: 800; margin: 0 0 20px; }
h3 { font-size: 22px; letter-spacing: -0.02em; line-height: 1.2; margin: 0 0 8px; font-weight: 700; }
.lede { font-size: clamp(18px, 1.6vw, 21px); color: var(--muted); max-width: 640px; margin: 0 0 34px; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
p { margin: 0 0 16px; }

/* ---------- Sections ---------- */
section { position: relative; }
.hero { margin-top: -72px; padding: calc(72px + clamp(40px, 7vw, 96px)) 0 clamp(56px, 8vw, 104px); isolation: isolate; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr); gap: clamp(32px, 5vw, 80px); align-items: center; }
.hero-note { margin-top: 26px; color: var(--faint); font-size: 14px; }
.band { padding: clamp(64px, 8vw, 112px) 0; }
.band.tight { padding: clamp(48px, 6vw, 80px) 0; }
.section-head { max-width: 760px; margin-bottom: clamp(40px, 5vw, 64px); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .lede { margin-inline: auto; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(36px, 6vw, 96px); align-items: center; }
.split.flip > :first-child { order: 2; }
.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--hair-strong), transparent); }

/* ---------- Glass ---------- */
.glass {
  background: var(--glass);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 40px 80px -40px rgba(0, 0, 0, 0.7);
}
.card { padding: clamp(24px, 3vw, 34px); }
.cards { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.cards.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cards.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card .num { font-size: 13px; font-weight: 700; letter-spacing: 0.2em; color: var(--faint); margin-bottom: 26px; display: block; }
.card p { color: var(--muted); margin: 0; }
.card .icon { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 22px; background: var(--fill); border: 1px solid var(--hair); }
.card .icon svg { width: 24px; height: 24px; }
.lit { position: relative; overflow: hidden; }
.lit::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: linear-gradient(140deg, rgba(167, 139, 250, 0.55), transparent 40%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
.lit::after { content: ""; position: absolute; width: 60%; height: 60%; left: -10%; top: -20%; background: radial-gradient(closest-side, rgba(139, 92, 246, 0.18), transparent); pointer-events: none; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--hair); border-bottom: 1px solid var(--hair); }
.stat { padding: 34px 28px; border-left: 1px solid var(--hair); }
.stat:first-child { border-left: none; }
.stat b { display: block; font-size: clamp(40px, 4.4vw, 60px); line-height: 1; letter-spacing: -0.04em; font-weight: 800; font-variant-numeric: tabular-nums; }
.stat span { color: var(--muted); font-size: 15px; display: block; margin-top: 10px; }

/* ---------- Lists ---------- */
.checks { list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 14px; }
.checks li { display: flex; gap: 14px; align-items: flex-start; color: var(--muted); }
.checks li b { color: var(--ink); font-weight: 650; }
.checks li::before { content: ""; flex: none; width: 22px; height: 22px; margin-top: 2px; border-radius: 50%; background: rgba(139, 92, 246, 0.14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ff5a5f' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/13px no-repeat; border: 1px solid rgba(139, 92, 246, 0.35); }
.checks.no li::before { background: rgba(255, 255, 255, 0.06) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-opacity='.6' stroke-width='3' stroke-linecap='round'%3E%3Cpath d='M7 7l10 10M17 7L7 17'/%3E%3C/svg%3E") center/12px no-repeat; border-color: var(--hair-strong); }

.tag { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; background: var(--fill); border: 1px solid var(--hair); font-size: 13px; font-weight: 600; color: var(--muted); }
.tag i { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }

/* ---------- Sports marquee ---------- */
.marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee .track { display: flex; gap: 12px; width: max-content; animation: slide 60s linear infinite; }
.marquee.reverse .track { animation-direction: reverse; }
.marquee .tag { font-size: 15px; padding: 10px 18px; color: var(--ink); background: rgba(255, 255, 255, 0.04); }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- Phone mockup ---------- */
.device-stage { position: relative; display: grid; place-items: center; min-height: 640px; }
.device-stage::before { content: ""; position: absolute; width: 80%; height: 70%; border-radius: 50%; background: radial-gradient(closest-side, rgba(139, 92, 246, 0.35), transparent); filter: blur(30px); }
.phone {
  position: relative; width: 300px; aspect-ratio: 300 / 620; border-radius: 52px; padding: 12px;
  background: linear-gradient(145deg, #2a2b30, #0c0d10 40%, #1b1c20);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12), inset 0 0 0 2px #000, 0 60px 120px -30px rgba(0, 0, 0, 0.9), 0 30px 80px -40px rgba(139, 92, 246, 0.5);
}
.phone.tilt { transform: perspective(1600px) rotateY(-14deg) rotateX(4deg); }
.phone.back { position: absolute; transform: translate(-46%, 6%) scale(0.86) perspective(1600px) rotateY(16deg); opacity: 0.75; filter: saturate(0.8) brightness(0.8); }
/* Real screenshots of the app (the screenshots workflow, demo data). */
.phone img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top; border-radius: 42px; background: #050608; }

/* ---------- Watch ---------- */
.watch { width: 210px; aspect-ratio: 210 / 250; border-radius: 56px; padding: 12px; background: linear-gradient(145deg, #2c2d32, #0b0c0f 50%, #1d1e22); box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12), 0 50px 100px -30px rgba(0, 0, 0, 0.9), 0 20px 60px -30px rgba(139, 92, 246, 0.6); position: relative; }
.watch::after { content: ""; position: absolute; right: -9px; top: 70px; width: 9px; height: 44px; border-radius: 0 6px 6px 0; background: linear-gradient(90deg, #2a2b30, #444); }
.watch img { display: block; width: 100%; height: 100%; object-fit: cover; border-radius: 46px; background: #000; }

/* ---------- Coach dashboard ---------- */
.browser { border-radius: 20px; overflow: hidden; border: 1px solid var(--hair-strong); background: #07080b; box-shadow: 0 60px 120px -40px rgba(0, 0, 0, 0.9), 0 30px 80px -50px rgba(139, 92, 246, 0.6); }
.browser .bar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--hair); background: rgba(255, 255, 255, 0.03); }
.browser .bar i { width: 11px; height: 11px; border-radius: 50%; background: rgba(255, 255, 255, 0.14); }
.browser .bar span { margin-left: 14px; flex: 1; max-width: 340px; padding: 5px 12px; border-radius: 8px; background: rgba(255, 255, 255, 0.05); font-size: 12px; color: var(--faint); }
.browser img { display: block; width: 100%; height: auto; }

/* ---------- Steps ---------- */
.flow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; counter-reset: step; }
.flow .card { counter-increment: step; }
.flow .card::before { content: "0" counter(step); display: block; font-size: 56px; font-weight: 800; letter-spacing: -0.05em; line-height: 1; margin-bottom: 26px; background: linear-gradient(180deg, #fff, rgba(255, 255, 255, 0.15)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- Pricing ---------- */
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; align-items: stretch; }
.plan { display: flex; flex-direction: column; }
.plan .price { font-size: 52px; font-weight: 800; letter-spacing: -0.04em; line-height: 1; margin: 18px 0 6px; }
.plan .price small { font-size: 17px; font-weight: 600; color: var(--muted); letter-spacing: 0; }
.plan .checks { margin-top: 20px; flex: 1; align-content: start; }
.plan.featured { background: linear-gradient(180deg, rgba(139, 92, 246, 0.14), rgba(20, 20, 26, 0.6) 40%); border-color: rgba(167, 139, 250, 0.4); }
.badge { display: inline-block; padding: 5px 12px; border-radius: 999px; font-size: 12px; font-weight: 700; letter-spacing: 0.06em; background: rgba(139, 92, 246, 0.18); color: var(--bright); border: 1px solid rgba(139, 92, 246, 0.4); }
.compare { width: 100%; border-collapse: collapse; font-size: 16px; }
.compare th, .compare td { padding: 16px 20px; border-bottom: 1px solid var(--hair); text-align: left; }
.compare th { font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--faint); }
.compare td:not(:first-child), .compare th:not(:first-child) { text-align: center; width: 130px; }
.compare .y { color: var(--bright); font-weight: 800; }
.compare .n { color: var(--faint); }
.table-wrap { overflow-x: auto; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 12px; }
.faq details { border-radius: 20px; background: var(--glass); border: 1px solid var(--hair); padding: 0 24px; transition: border-color 0.2s; }
.faq details[open] { border-color: var(--hair-strong); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 32px 22px 0; font-weight: 650; font-size: 18px; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 0; top: 50%; width: 12px; height: 12px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: translateY(-75%) rotate(45deg); transition: transform 0.25s; }
.faq details[open] summary::after { transform: translateY(-25%) rotate(-135deg); }
.faq details > div { padding: 0 0 22px; color: var(--muted); }

/* ---------- CTA ---------- */
.cta-band { text-align: center; padding: clamp(64px, 8vw, 110px) clamp(24px, 5vw, 64px); border-radius: 40px; position: relative; overflow: hidden; isolation: isolate; }
.cta-band::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(60% 80% at 50% 0%, rgba(109, 40, 217, 0.45), transparent 70%), radial-gradient(40% 50% at 50% 100%, rgba(139, 92, 246, 0.15), transparent 70%); }
.cta-band .ctas { justify-content: center; }
.chevron-mark { width: 64px; height: 64px; margin: 0 auto 28px; filter: drop-shadow(0 0 24px rgba(139, 92, 246, 0.7)); }

/* ---------- Legal / prose ---------- */
.prose { font-size: 17px; }
.prose section { background: var(--glass); border: 1px solid var(--hair); border-radius: 24px; padding: 26px 28px; margin: 0 0 16px; }
.prose h2 { font-size: 22px; letter-spacing: -0.02em; margin: 0 0 10px; }
.prose p, .prose li { color: var(--muted); }
.prose strong { color: var(--ink); }
.prose ul { padding-left: 20px; margin: 8px 0; }
.prose li { margin: 6px 0; }
.prose input, .prose textarea { background: rgba(255, 255, 255, 0.04) !important; color: var(--ink); border: 1px solid var(--hair-strong) !important; }
.prose button { background: #fff !important; color: #050608 !important; }
.page-hero { margin-top: -72px; padding: calc(72px + clamp(48px, 7vw, 96px)) 0 clamp(36px, 5vw, 64px); isolation: isolate; }

/* ---------- Footer ---------- */
.site-foot { border-top: 1px solid var(--hair); padding: 72px 0 48px; margin-top: clamp(60px, 8vw, 120px); }
.foot-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 40px; }
.site-foot h4 { font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--faint); margin: 0 0 16px; }
.site-foot ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.site-foot a { text-decoration: none; color: var(--muted); }
.site-foot a:hover { color: var(--ink); }
.fine { margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--hair); display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; color: var(--faint); font-size: 14px; }
.fine p { margin: 0; max-width: 720px; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.8s cubic-bezier(0.2, 0.7, 0.2, 1), transform 0.8s cubic-bezier(0.2, 0.7, 0.2, 1); }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .cards.four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .d-tiles { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 920px) {
  .menu, .head-cta { display: none; }
  .burger { display: block; }
  .mobile-nav { display: none; position: fixed; inset: 72px 0 0; background: rgba(5, 6, 8, 0.97); backdrop-filter: blur(20px); padding: 24px 20px; z-index: 29; overflow: auto; }
  .nav-open .mobile-nav { display: grid; align-content: start; gap: 4px; }
  .mobile-nav a { padding: 16px 8px; font-size: 26px; font-weight: 750; letter-spacing: -0.03em; text-decoration: none; border-bottom: 1px solid var(--hair); }
  .mobile-nav .btn { margin-top: 24px; font-size: 17px; border-bottom: 1px solid rgba(167, 139, 250, 0.6); }
  .hero .wrap, .split { grid-template-columns: 1fr; }
  .split.flip > :first-child { order: 0; }
  .device-stage { min-height: 560px; }
  .cards.three, .flow, .plans { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat:nth-child(3) { border-left: none; }
  .stat:nth-child(n + 3) { border-top: 1px solid var(--hair); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .cards.four { grid-template-columns: 1fr; }
  .phone { width: 270px; }
  .phone.back { display: none; }
  .device-stage { min-height: 600px; }
  .foot-grid { grid-template-columns: 1fr; }
  .stat { padding: 26px 18px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- V6: pillars, loop, flat lists (less boxing) ---------- */
.pillars { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: clamp(28px, 4vw, 64px); align-items: end; }
.pillar { border-top: 1px solid var(--hair-strong); padding-top: 22px; }
.pillar .n { font-size: 15px; color: var(--faint); font-weight: 600; font-variant-numeric: tabular-nums; }
.pillar h3 { font-size: clamp(30px, 3.4vw, 46px); letter-spacing: -0.035em; margin: 10px 0 6px; font-weight: 800; }
.pillar .q { color: var(--ink); font-weight: 600; margin: 0 0 10px; }
.pillar p { color: var(--muted); margin: 0; }
.pillar:first-child h3 { font-size: clamp(40px, 5vw, 68px); }
.loop { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--hair); }
.loop > div { padding: 26px 22px 0 0; position: relative; }
.loop > div::before { content: ""; position: absolute; top: -1px; left: 0; width: 46%; height: 2px; background: var(--seg, var(--faint)); box-shadow: 0 0 10px var(--seg, transparent); }
.loop b { display: block; font-size: 22px; letter-spacing: -0.02em; margin-bottom: 6px; }
.loop p { color: var(--muted); margin: 0; font-size: 16px; }
.flat { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: clamp(32px, 5vw, 80px); margin: 0; }
.flat > div { padding: 20px 0; border-top: 1px solid var(--hair); display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.4fr); gap: 18px; }
.flat dt { font-weight: 650; font-size: 18px; letter-spacing: -0.01em; }
.flat dd { margin: 0; color: var(--muted); }
.flat.one { grid-template-columns: 1fr; }
.quote-line { font-size: clamp(24px, 2.6vw, 34px); line-height: 1.3; letter-spacing: -0.02em; font-weight: 650; max-width: 860px; }
.quote-line span { color: var(--muted); }
@media (max-width: 920px) {
  .pillars, .loop { grid-template-columns: 1fr; }
  .loop > div { padding: 22px 0; }
  .flat, .flat > div { grid-template-columns: 1fr; }
  .flat > div { gap: 6px; }
}