:root {
  color-scheme: dark light;
  --night: #08090b;
  --night-soft: #121317;
  --alarm-orange: #ff9f0a;
  --alarm-deep: #db7100;
  --cloud: #fff7e6;
  --paper: #f3f0e9;
  --surface: #ffffff;
  --ink: #171612;
  --muted: #6f6a61;
  --line: #d8d1c5;
  --rooster-red: #e64b36;
  --max-width: 1180px;
  --display: "SF Pro Rounded", "Avenir Next Rounded", "PingFang SC", sans-serif;
  --body: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", sans-serif;
  --utility: "SFMono-Regular", "SF Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--body); line-height: 1.65; }
a { color: inherit; text-decoration: none; }
img, video { display: block; max-width: 100%; }
button, input, summary { font: inherit; }

.skip-link { position: fixed; left: 16px; top: -72px; z-index: 100; padding: 10px 16px; border-radius: 12px; color: var(--night); background: var(--cloud); font-weight: 700; transition: top .2s ease; }
.skip-link:focus { top: 16px; }
:focus-visible { outline: 3px solid var(--alarm-orange); outline-offset: 4px; border-radius: 8px; }
.site-shell { min-height: 100vh; overflow: clip; }
.wrap { width: min(var(--max-width), calc(100% - 48px)); margin: 0 auto; }

.site-header { position: sticky; top: 0; z-index: 50; color: #fff; background: rgba(8, 9, 11, .86); border-bottom: 1px solid rgba(255, 255, 255, .1); backdrop-filter: blur(18px); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 74px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.brand-mark { width: 46px; height: 46px; border-radius: 14px; box-shadow: 0 12px 30px rgba(0, 0, 0, .34); }
.brand-copy { display: grid; line-height: 1.15; }
.brand-copy strong { font-family: var(--display); font-size: 18px; letter-spacing: -.02em; }
.brand-copy span { margin-top: 4px; color: rgba(255, 255, 255, .58); font-size: 11px; letter-spacing: .12em; }
.nav { display: flex; align-items: center; justify-content: flex-end; gap: 24px; }
.nav a { color: rgba(255, 255, 255, .7); font-size: 14px; transition: color .18s ease, transform .18s ease; }
.nav a:hover { color: #fff; transform: translateY(-1px); }
.nav-cta { display: inline-flex; align-items: center; min-height: 40px; padding: 0 16px; border-radius: 999px; color: var(--night) !important; background: var(--alarm-orange); font-weight: 750; }

.hero { position: relative; color: #fff; background: var(--night); padding: 80px 0 92px; isolation: isolate; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; opacity: .38; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(to bottom, #000, transparent 88%); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(360px, .78fr); gap: 72px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; min-height: 32px; padding: 0 13px; border: 1px solid rgba(255, 159, 10, .32); border-radius: 999px; color: #ffc15d; background: rgba(255, 159, 10, .08); font-family: var(--utility); font-size: 12px; letter-spacing: .08em; }
.eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--alarm-orange); box-shadow: 0 0 18px var(--alarm-orange); }
.hero h1 { margin: 22px 0; max-width: 720px; font-family: var(--display); font-size: clamp(48px, 6.8vw, 82px); font-weight: 820; line-height: 1.04; letter-spacing: -.055em; }
.hero h1 span { color: var(--alarm-orange); }
.hero-copy > p { max-width: 650px; margin: 0; color: rgba(255,255,255,.68); font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 20px; border: 1px solid transparent; border-radius: 16px; font-size: 15px; font-weight: 750; transition: transform .18s ease, box-shadow .18s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #15120c; background: var(--alarm-orange); box-shadow: 0 15px 38px rgba(255, 159, 10, .22); }
.button-ghost { color: #fff; background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.13); }
.launch-note { margin-top: 14px !important; color: rgba(255,255,255,.45) !important; font-size: 13px !important; }

.signal-rail { display: flex; align-items: center; margin-top: 46px; max-width: 620px; }
.signal-item { display: grid; grid-template-columns: 42px 34px; grid-template-rows: 20px 20px; align-items: center; gap: 0 10px; }
.signal-item > span { color: rgba(255,255,255,.48); font-family: var(--utility); font-size: 11px; }
.signal-item > strong { grid-row: 1 / 3; grid-column: 2; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 11px; color: #fff; background: var(--rooster-red); font-size: 15px; }
.signal-item > small { font-size: 11px; color: rgba(255,255,255,.68); white-space: nowrap; }
.signal-work > strong { color: var(--night); background: var(--alarm-orange); }
.signal-custom > strong { color: var(--night); background: var(--cloud); }
.signal-line { flex: 1; min-width: 26px; height: 1px; margin: 0 12px; background: linear-gradient(90deg, rgba(255,255,255,.12), rgba(255,159,10,.5), rgba(255,255,255,.12)); }

.hero-stage { position: relative; min-height: 650px; display: grid; place-items: center; }
.dawn-orbit { position: absolute; border: 1px solid rgba(255,159,10,.18); border-radius: 50%; }
.orbit-one { width: 520px; height: 520px; }
.orbit-two { width: 650px; height: 650px; border-color: rgba(255,159,10,.08); }
.phone-frame { position: relative; z-index: 2; width: min(310px, 78vw); padding: 10px; border: 1px solid rgba(255,255,255,.17); border-radius: 48px; background: #030303; box-shadow: 0 40px 90px rgba(0,0,0,.62), 0 0 90px rgba(255,159,10,.09); }
.phone-speaker { position: absolute; top: 18px; left: 50%; z-index: 4; width: 82px; height: 24px; border-radius: 999px; background: #050505; transform: translateX(-50%); }
.phone-frame video { width: 100%; aspect-ratio: 886 / 1920; border-radius: 39px; object-fit: cover; background: #000; }
.alarm-chip { position: absolute; z-index: 5; left: 0; bottom: 78px; display: grid; grid-template-columns: 48px 1fr auto; align-items: center; gap: 12px; width: min(340px, 82vw); padding: 12px 14px; border: 1px solid rgba(255,255,255,.16); border-radius: 19px; background: rgba(24,25,29,.88); box-shadow: 0 18px 50px rgba(0,0,0,.42); backdrop-filter: blur(18px); }
.alarm-chip img { width: 48px; height: 48px; border-radius: 14px; }
.alarm-chip span { display: grid; line-height: 1.15; }
.alarm-chip small { color: rgba(255,255,255,.48); font-size: 10px; }
.alarm-chip strong { margin-top: 3px; color: #fff; font-family: var(--display); font-size: 24px; }
.alarm-chip em { padding: 6px 9px; border-radius: 999px; color: var(--night); background: var(--alarm-orange); font-size: 11px; font-style: normal; font-weight: 800; }

.features { padding: 104px 0; background: var(--paper); }
.section-heading { display: grid; grid-template-columns: 1.2fr .8fr; gap: 24px 64px; align-items: end; margin-bottom: 42px; }
.section-kicker { color: var(--alarm-deep); font-family: var(--utility); font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.section-heading .section-kicker { grid-column: 1 / -1; }
.section-heading h2, .rhythm h2, .closing h2, .feedback-section h2 { margin: 0; font-family: var(--display); font-size: clamp(36px, 5vw, 58px); line-height: 1.08; letter-spacing: -.045em; }
.section-heading p { margin: 0; color: var(--muted); font-size: 16px; }
.proof-grid { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: auto auto; gap: 22px; }
.proof-card { position: relative; overflow: hidden; min-height: 460px; border: 1px solid var(--line); border-radius: 32px; background: #fff; }
.proof-tall { grid-row: 1 / 3; min-height: 920px; }
.proof-wide { display: grid; grid-template-columns: .72fr 1fr; min-height: 449px; }
.proof-copy { position: relative; z-index: 2; padding: 34px; }
.proof-label { color: var(--alarm-deep); font-family: var(--utility); font-size: 11px; font-weight: 800; letter-spacing: .08em; }
.proof-copy h3 { margin: 12px 0 10px; font-family: var(--display); font-size: clamp(26px, 3vw, 38px); line-height: 1.08; letter-spacing: -.035em; }
.proof-copy p { margin: 0; color: var(--muted); font-size: 15px; }
.proof-media { position: relative; align-self: end; overflow: hidden; margin: 0 28px; border-radius: 28px 28px 0 0; background: var(--night); box-shadow: 0 24px 52px rgba(11,10,8,.16); }
.proof-media img { width: 100%; height: 660px; object-fit: cover; object-position: top; }
.proof-wide .proof-media { align-self: stretch; margin: 24px 24px 0 0; border-radius: 24px 24px 0 0; }
.proof-wide .proof-media img { height: 100%; min-height: 425px; }
.proof-ai { background: var(--cloud); }

.rhythm { padding: 96px 0; color: #fff; background: var(--night-soft); }
.rhythm-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: start; }
.rhythm-title { position: sticky; top: 110px; }
.rhythm-title .section-kicker { color: #ffc15d; }
.rhythm-title h2 { margin-top: 14px; }
.rhythm-list { border-top: 1px solid rgba(255,255,255,.14); }
.rhythm-list article { display: grid; grid-template-columns: 56px 1fr; gap: 18px; padding: 26px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.rhythm-list article > span { color: var(--alarm-orange); font-family: var(--utility); font-size: 12px; }
.rhythm-list h3 { margin: 0 0 6px; font-family: var(--display); font-size: 22px; }
.rhythm-list p { margin: 0; color: rgba(255,255,255,.58); font-size: 15px; }

.closing { padding: 84px 0; background: var(--paper); }
.closing-card { display: grid; grid-template-columns: 104px 1fr auto; gap: 28px; align-items: center; padding: 38px; border: 1px solid #2a2822; border-radius: 32px; color: #fff; background: var(--night); }
.closing-card > img { width: 104px; height: 104px; border-radius: 28px; }
.closing-card h2 { margin-top: 7px; font-size: clamp(30px, 4vw, 48px); }
.closing-card p { margin: 8px 0 0; color: rgba(255,255,255,.58); }

.page-hero { padding: 74px 0; color: #fff; background: var(--night); }
.page-hero-grid { display: grid; grid-template-columns: 1fr .72fr; gap: 70px; align-items: end; }
.page-hero h1 { margin: 20px 0 16px; font-family: var(--display); font-size: clamp(44px, 7vw, 76px); line-height: 1.04; letter-spacing: -.055em; }
.page-hero p { max-width: 640px; margin: 0; color: rgba(255,255,255,.62); font-size: 18px; }
.contact-block { display: grid; padding: 28px; border: 1px solid rgba(255,159,10,.28); border-radius: 26px; background: rgba(255,159,10,.08); }
.contact-block span, .contact-block small { color: rgba(255,255,255,.52); font-size: 12px; }
.contact-block strong { margin: 5px 0 12px; color: #ffc15d; font-family: var(--display); font-size: clamp(20px, 3vw, 30px); overflow-wrap: anywhere; }
.support-section { padding: 78px 0; }
.support-layout { display: grid; grid-template-columns: 250px 1fr; gap: 64px; align-items: start; }
.support-index { position: sticky; top: 108px; }
.support-index nav { display: grid; margin-top: 18px; border-top: 1px solid var(--line); }
.support-index a { padding: 12px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.support-index a:hover { color: var(--alarm-deep); }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: grid; grid-template-columns: 46px 1fr; gap: 12px; padding: 24px 0; cursor: pointer; list-style: none; font-family: var(--display); font-size: 22px; font-weight: 750; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--alarm-deep); font-family: var(--utility); font-size: 12px; }
.faq-answer { padding: 0 0 26px 58px; color: var(--muted); }
.faq-answer p { margin-top: 0; }
.faq-answer li { margin: 7px 0; }
.feedback-section { padding: 74px 0; background: var(--cloud); border-top: 1px solid var(--line); }
.feedback-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; }
.feedback-section h2 { margin-top: 10px; font-size: clamp(32px, 4vw, 48px); }
.support-checklist { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 0; padding: 0; list-style: none; }
.support-checklist li { display: grid; gap: 7px; padding: 18px; border: 1px solid rgba(219,113,0,.18); border-radius: 18px; background: rgba(255,255,255,.45); }
.support-checklist strong { color: var(--alarm-deep); }
.support-checklist span { color: var(--muted); font-size: 14px; }
.support-footnote { margin-top: 30px; padding-top: 24px; border-top: 1px solid rgba(219,113,0,.18); color: var(--muted); font-size: 14px; }
.support-footnote a, .legal-main a { color: var(--alarm-deep); text-decoration: underline; text-underline-offset: 3px; }

.legal-page { background: #f7f5ef; }
.legal-layout { display: grid; grid-template-columns: 270px 1fr; gap: 74px; padding: 72px 0 92px; align-items: start; }
.legal-aside { position: sticky; top: 108px; }
.legal-aside .eyebrow { color: var(--alarm-deep); border-color: rgba(219,113,0,.24); background: rgba(255,159,10,.08); }
.legal-aside h1 { margin: 18px 0 10px; font-family: var(--display); font-size: 46px; line-height: 1.05; letter-spacing: -.04em; }
.legal-aside p { color: var(--muted); font-size: 13px; }
.legal-aside nav { display: grid; margin-top: 26px; }
.legal-aside nav a { padding: 8px 0; color: var(--muted); font-size: 14px; }
.legal-intro { margin-bottom: 24px; padding: 28px; border-radius: 24px; color: #fff; background: var(--night); }
.legal-intro strong { font-family: var(--display); font-size: 28px; }
.legal-intro p { margin: 8px 0 0; color: rgba(255,255,255,.58); }
.legal-main section { position: relative; padding: 32px 0 32px 56px; border-top: 1px solid var(--line); }
.legal-main section > span { position: absolute; left: 0; top: 37px; color: var(--alarm-deep); font-family: var(--utility); font-size: 12px; }
.legal-main h2 { margin: 0 0 12px; font-family: var(--display); font-size: 28px; letter-spacing: -.025em; }
.legal-main p, .legal-main li { color: var(--muted); font-size: 15px; }
.legal-main ul { padding-left: 20px; }
.legal-main li { margin: 9px 0; }

.site-footer { padding: 30px 0; color: rgba(255,255,255,.52); background: var(--night); border-top: 1px solid rgba(255,255,255,.1); font-size: 13px; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 20px; }
.footer-links a:hover { color: #fff; }

@media (max-width: 980px) {
  .hero-grid, .page-hero-grid, .rhythm-grid { grid-template-columns: 1fr; }
  .hero-stage { min-height: 620px; margin-top: 20px; }
  .section-heading { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-tall { grid-row: auto; min-height: 760px; }
  .proof-wide { min-height: 480px; }
  .rhythm-title { position: static; }
  .closing-card { grid-template-columns: 86px 1fr; }
  .closing-card > img { width: 86px; height: 86px; }
  .closing-card > .button { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .wrap { width: min(100% - 32px, var(--max-width)); }
  .header-inner { min-height: 66px; }
  .brand-copy span { display: none; }
  .brand-mark { width: 42px; height: 42px; }
  .nav { gap: 14px; overflow-x: auto; justify-content: flex-start; padding: 8px 0; }
  .nav a[href="#rhythm"], .nav a[href="privacy/"] { display: none; }
  .nav-secondary { display: none; }
  .nav-cta { min-height: 36px; padding: 0 12px; }
  .hero { padding: 58px 0 70px; }
  .hero h1 { font-size: clamp(46px, 14vw, 66px); }
  .hero-copy > p { font-size: 16px; }
  .signal-rail { align-items: flex-start; overflow-x: auto; padding-bottom: 8px; }
  .signal-line { min-width: 28px; margin-top: 17px; }
  .hero-stage { min-height: 560px; }
  .orbit-one { width: 430px; height: 430px; }
  .orbit-two { width: 550px; height: 550px; }
  .alarm-chip { left: 50%; bottom: 28px; transform: translateX(-50%); }
  .features, .rhythm { padding: 72px 0; }
  .section-heading { gap: 18px; }
  .proof-wide { display: block; }
  .proof-wide .proof-media { height: 480px; margin: 0 24px; }
  .proof-tall { min-height: 720px; }
  .proof-media img { height: 520px; }
  .closing-card { grid-template-columns: 64px 1fr; padding: 24px; }
  .closing-card > img { width: 64px; height: 64px; border-radius: 18px; }
  .page-hero { padding: 54px 0; }
  .support-layout, .feedback-grid, .legal-layout { grid-template-columns: 1fr; gap: 34px; }
  .support-index, .legal-aside { position: static; }
  .support-index nav, .legal-aside nav { grid-template-columns: 1fr 1fr; gap: 0 18px; }
  .support-checklist { grid-template-columns: 1fr; }
  .faq-list summary { font-size: 19px; }
  .faq-answer { padding-left: 0; }
  .legal-layout { padding: 54px 0 70px; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
  .footer-links { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}