:root {
  --bg: #080909;
  --surface: #111313;
  --surface-2: #181a1a;
  --text: #f7f6f1;
  --muted: #aaa9a2;
  --line: rgba(255, 255, 255, .14);
  --yellow: #f0b90b;
  --yellow-bright: #ffc928;
  --orange: #ff5b0a;
  --max: 1180px;
  --font: "NoonnuBasicGothic", "Noto Sans KR", "Apple SD Gothic Neo", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--bg); color: var(--text); font-family: var(--font); -webkit-font-smoothing: antialiased; }
body, button, input { font-family: var(--font); }
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p, h1, h2, h3, ul, figure { margin-top: 0; }
h1, h2, h3, p { word-break: keep-all; }
button, a { -webkit-tap-highlight-color: transparent; }
.shell { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }

.site-header { position: absolute; top: 0; left: 50%; z-index: 50; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; width: min(calc(100% - 48px), var(--max)); height: 88px; transform: translateX(-50%); border-bottom: 1px solid rgba(255,255,255,.2); }
.brand { display: block; width: fit-content; }
.brand img { width: 138px; height: auto; }
.site-header nav { display: flex; gap: 30px; font-size: 13px; font-weight: 700; }
.site-header nav a { transition: color .18s ease; }
.site-header nav a:hover { color: var(--yellow); }
.header-cta { justify-self: end; display: inline-flex; min-height: 42px; align-items: center; padding: 0 17px; border: 1px solid rgba(255,255,255,.36); border-radius: 99px; font-size: 12px; font-weight: 800; transition: border-color .18s ease, background .18s ease; }
.header-cta:hover { border-color: var(--yellow); background: rgba(240,185,11,.1); }

.hero { position: relative; min-height: 900px; overflow: hidden; background: #050606; isolation: isolate; }
.hero-poster, .hero-video { position: absolute; inset: 0; z-index: -4; width: 100%; height: 100%; object-fit: cover; }
.hero-video { z-index: -3; }
.hero-overlay { position: absolute; inset: 0; z-index: -2; background: linear-gradient(90deg, rgba(3,4,4,.94) 3%, rgba(3,4,4,.62) 48%, rgba(3,4,4,.18) 82%), linear-gradient(0deg, #080909 0%, transparent 30%); }
.hero-content { display: flex; min-height: 850px; flex-direction: column; justify-content: center; padding-top: 70px; }
.eyebrow, .section-label, .story-number, .feature-tag { color: var(--yellow); font-size: 11px; font-weight: 900; letter-spacing: .17em; }
.eyebrow { margin-bottom: 22px; }
.hero h1 { max-width: 820px; margin-bottom: 0; font-size: clamp(54px, 7vw, 92px); font-weight: 500; line-height: 1.13; letter-spacing: -.065em; }
.hero-copy { margin: 30px 0 0; color: #dfded8; font-size: clamp(17px, 2vw, 21px); line-height: 1.72; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 40px; }
.button { display: inline-flex; min-height: 54px; align-items: center; justify-content: center; padding: 0 24px; border: 0; border-radius: 10px; font-size: 14px; font-weight: 900; cursor: pointer; }
.button-primary { background: var(--yellow); color: #090a0a; box-shadow: 0 10px 35px rgba(240,185,11,.14); transition: transform .18s ease, background .18s ease; }
.button-primary:hover { transform: translateY(-2px); background: var(--yellow-bright); }
.button-link { font-size: 14px; font-weight: 800; }
.button-link span { margin-left: 8px; color: var(--yellow); }
.hero-proof { position: absolute; right: 0; bottom: 48px; left: 0; display: flex; justify-content: center; gap: 0; color: #d1d0ca; font-size: 12px; font-weight: 700; }
.hero-proof span { padding: 0 28px; border-right: 1px solid var(--line); }
.hero-proof span:last-child { border-right: 0; }

.section-label { margin-bottom: 20px; }
h2 { margin-bottom: 0; font-size: clamp(38px, 5vw, 64px); font-weight: 500; line-height: 1.17; letter-spacing: -.055em; }
.intro { display: grid; grid-template-columns: .7fr 1.5fr; gap: 70px; padding-block: 150px; }
.intro-copy p { max-width: 720px; margin: 34px 0 0; color: var(--muted); font-size: 18px; line-height: 1.8; }

.experience { background: var(--surface); }
.experience-heading { padding-block: 140px 96px; }
.experience-heading h2 { max-width: 760px; }
.story-panel { position: relative; min-height: 850px; overflow: hidden; isolation: isolate; }
.story-photo { position: absolute; inset: 0; z-index: -3; width: 100%; height: 100%; object-fit: cover; }
.story-shade { position: absolute; inset: 0; z-index: -2; background: linear-gradient(90deg, rgba(7,8,8,.94) 0%, rgba(7,8,8,.68) 47%, rgba(7,8,8,.26) 100%), linear-gradient(0deg, rgba(8,9,9,.76), transparent 48%, rgba(8,9,9,.28)); }
.story-train .story-shade { background: linear-gradient(270deg, rgba(7,8,8,.94) 0%, rgba(7,8,8,.63) 48%, rgba(7,8,8,.2) 100%), linear-gradient(0deg, rgba(8,9,9,.78), transparent 48%, rgba(8,9,9,.28)); }
.story-layout { display: grid; grid-template-columns: 1fr .85fr; gap: 110px; align-items: center; min-height: 850px; }
.story-layout-reverse { grid-template-columns: .85fr 1fr; }
.story-layout-reverse .story-copy { grid-column: 2; }
.story-layout-reverse .device { grid-column: 1; grid-row: 1; }
.story-copy { max-width: 510px; }
.story-copy h3, .review-copy h3 { margin: 22px 0 24px; font-size: clamp(38px, 4vw, 58px); font-weight: 500; line-height: 1.14; letter-spacing: -.055em; }
.story-copy > p, .review-copy > p { color: #c7c6c0; font-size: 17px; line-height: 1.8; }
.story-points { display: grid; gap: 13px; margin: 34px 0 0; padding: 25px 0 0; border-top: 1px solid var(--line); list-style: none; }
.story-points li { color: #e4e3de; font-size: 14px; }
.story-points li::before { margin-right: 11px; color: var(--yellow); content: "✓"; }
.device { position: relative; width: min(100%, 310px); margin: 0 auto; overflow: hidden; border: 7px solid #2d3030; border-radius: 44px; background: #202326; box-shadow: 0 38px 100px rgba(0,0,0,.62); }
.device::after { position: absolute; top: 10px; left: 50%; width: 30%; height: 21px; transform: translateX(-50%); border-radius: 20px; background: #050606; content: ""; }
.device img { width: 100%; height: auto; }
.review-panel { display: grid; grid-template-columns: .85fr 1.15fr; gap: 70px; align-items: center; min-height: 900px; padding-block: 130px; }
.review-copy { max-width: 520px; }
.metric-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 42px; border: 1px solid var(--line); background: var(--line); }
.metric-row div { display: flex; min-height: 116px; flex-direction: column; justify-content: center; padding: 16px; background: var(--bg); }
.metric-row strong { color: var(--yellow); font-size: 23px; }
.metric-row span { margin-top: 7px; color: var(--muted); font-size: 11px; }
.review-devices { position: relative; min-height: 680px; }
.review-devices .device { position: absolute; }
.device-home { top: 0; left: 0; transform: rotate(-4deg); }
.device-progress { right: 0; bottom: 0; transform: rotate(4deg); }

.feature-section { padding-block: 150px; }
.feature-heading { display: grid; grid-template-columns: .65fr 1.35fr; gap: 70px; align-items: start; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 70px; }
.feature-card { position: relative; display: flex; min-height: 310px; flex-direction: column; padding: 30px; overflow: hidden; border: 1px solid var(--line); background: var(--surface); }
.feature-card-wide { grid-column: span 2; }
.feature-card-accent { border-color: rgba(240,185,11,.52); background: linear-gradient(145deg, rgba(240,185,11,.12), #111313 60%); }
.feature-icon { display: grid; width: 45px; height: 45px; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--yellow); font-size: 22px; }
.feature-card h3 { margin: auto 0 14px; font-size: 25px; font-weight: 500; letter-spacing: -.04em; }
.feature-card p { max-width: 430px; margin-bottom: 23px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.feature-tag { color: #777973; font-size: 9px; }

.nutrition-section { position: relative; min-height: 800px; overflow: hidden; isolation: isolate; }
.nutrition-photo { position: absolute; inset: 0; z-index: -3; width: 100%; height: 100%; object-fit: cover; }
.nutrition-shade { position: absolute; inset: 0; z-index: -2; background: linear-gradient(90deg, rgba(7,8,8,.93) 5%, rgba(7,8,8,.55) 54%, rgba(7,8,8,.28)), linear-gradient(0deg, #080909, transparent 38%); }
.nutrition-layout { display: grid; grid-template-columns: 1fr .85fr; gap: 100px; align-items: center; min-height: 800px; }
.nutrition-copy { max-width: 590px; }
.nutrition-copy > p:last-child { max-width: 540px; margin: 30px 0 0; color: #d0cfc9; font-size: 17px; line-height: 1.8; }
.scan-card { align-self: end; margin-bottom: 100px; padding: 30px; border: 1px solid rgba(255,255,255,.25); border-radius: 22px; background: rgba(10,11,11,.78); box-shadow: 0 30px 80px rgba(0,0,0,.44); backdrop-filter: blur(18px); }
.scan-top { display: flex; justify-content: space-between; color: var(--muted); font-size: 12px; }
.scan-state { color: var(--yellow); font-weight: 800; }
.scan-card > strong { display: block; margin: 38px 0 24px; font-size: 24px; }
.macro-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; border: 1px solid var(--line); background: var(--line); }
.macro-grid span { display: flex; flex-direction: column; gap: 5px; padding: 16px; background: rgba(8,9,9,.88); color: var(--muted); font-size: 11px; }
.macro-grid b { color: var(--text); font-size: 20px; }
.scan-card > p { margin: 22px 0 0; color: var(--muted); font-size: 12px; }

.pricing { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; padding-block: 150px; }
.pricing-copy > p:last-child { max-width: 420px; margin: 28px 0 0; color: var(--muted); line-height: 1.75; }
.price-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.price-card { display: flex; min-height: 510px; flex-direction: column; padding: 30px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.price-card-pro { border-color: rgba(240,185,11,.58); background: linear-gradient(155deg, rgba(240,185,11,.13), #111313 45%); }
.plan-row { display: flex; justify-content: space-between; align-items: center; }
.plan-name { color: var(--yellow); font-size: 11px; font-weight: 900; letter-spacing: .14em; }
.badge { padding: 6px 9px; border-radius: 99px; background: var(--yellow); color: #080909; font-size: 10px; font-weight: 900; }
.price { margin: 58px 0 8px; font-size: 34px; font-weight: 700; letter-spacing: -.05em; }
.annual-price { min-height: 38px; color: var(--muted); font-size: 12px; }
.price-card ul { display: grid; gap: 14px; margin: 34px 0; padding: 0; list-style: none; }
.price-card li { color: #d7d6d0; font-size: 14px; }
.price-card li::before { margin-right: 9px; color: var(--yellow); content: "✓"; }
.price-card .button { margin-top: auto; }

.waitlist { padding-block: 140px; background: var(--yellow); color: #0a0b0b; }
.waitlist .section-label { color: #5d4500; }
.waitlist-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: center; }
.waitlist-layout > div:first-child > p:last-child { margin: 26px 0 0; color: rgba(10,11,11,.7); }
.waitlist-form-wrap { min-height: 260px; padding: 32px; border-radius: 20px; background: #0b0c0c; color: var(--text); }
.waitlist-form > label:first-of-type { display: block; margin-bottom: 10px; color: #cdccc5; font-size: 12px; font-weight: 800; }
.email-row { display: grid; grid-template-columns: 1fr auto; gap: 10px; }
.email-row input { min-width: 0; height: 56px; padding: 0 17px; border: 1px solid rgba(255,255,255,.25); border-radius: 10px; outline: 0; background: #171919; color: var(--text); font-size: 16px; }
.email-row input:focus { border-color: var(--yellow); box-shadow: 0 0 0 3px rgba(240,185,11,.12); }
.consent-row { display: flex; align-items: flex-start; gap: 9px; margin-top: 18px; color: var(--muted); font-size: 11px; line-height: 1.6; }
.consent-row input { width: 16px; height: 16px; margin: 1px 0 0; accent-color: var(--yellow); }
.consent-row a { color: var(--text); text-decoration: underline; text-underline-offset: 3px; }
.form-error { margin: 9px 0 0; color: #ff9682; font-size: 11px; }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-success { display: flex; min-height: 196px; flex-direction: column; justify-content: center; }
.form-success > span { display: grid; width: 44px; height: 44px; place-items: center; margin-bottom: 22px; border-radius: 50%; background: var(--yellow); color: #080909; font-weight: 900; }
.form-success strong { font-size: 21px; }
.form-success p { margin: 12px 0 0; color: var(--muted); font-size: 13px; }

.faq { padding-block: 150px; background: var(--surface); }
.faq-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 90px; }
.faq-list { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; min-height: 78px; cursor: pointer; align-items: center; justify-content: space-between; font-size: 17px; font-weight: 800; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { color: var(--yellow); font-size: 22px; content: "+"; }
.faq details[open] summary::after { content: "−"; }
.faq details p { max-width: 680px; margin: -4px 0 0; padding: 0 45px 27px 0; color: var(--muted); line-height: 1.75; }

.coach-teaser { display: grid; grid-template-columns: .5fr 1.5fr; gap: 60px; align-items: center; margin-block: 110px; padding: 48px; border: 1px solid var(--line); background: var(--surface); }
.coach-teaser .section-label { margin: 0; }
.coach-teaser h2 { max-width: 720px; font-size: clamp(28px, 3.4vw, 44px); }
.coach-teaser p { margin: 18px 0 0; color: var(--muted); }
.site-footer { display: flex; align-items: flex-end; justify-content: space-between; padding-block: 62px; border-top: 1px solid var(--line); }
.footer-brand img { width: 170px; }
.footer-brand p { margin: 18px 0 0; color: var(--muted); font-size: 12px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 18px; color: var(--muted); font-size: 11px; }
.footer-links a:hover { color: var(--text); }

.legal-header { position: relative; left: auto; transform: none; }
.legal-page { max-width: 820px; padding-block: 100px 140px; }
.legal-page h1 { margin: 0 0 28px; font-size: clamp(46px, 7vw, 72px); letter-spacing: -.06em; }
.legal-lead { margin-bottom: 74px; color: var(--muted); font-size: 18px; line-height: 1.7; }
.legal-page section { padding-block: 34px; border-top: 1px solid var(--line); }
.legal-page section h2 { margin-bottom: 15px; font-size: 24px; letter-spacing: -.04em; }
.legal-page section p { margin: 0; color: var(--muted); line-height: 1.75; }
.legal-page section a { color: var(--yellow); }

@media (max-width: 900px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header nav { display: none; }
  .intro, .feature-heading, .pricing, .faq-layout, .waitlist-layout { grid-template-columns: 1fr; gap: 45px; }
  .story-layout, .story-layout-reverse { grid-template-columns: 1fr 1fr; gap: 45px; }
  .story-layout-reverse .story-copy { grid-column: 2; }
  .story-layout-reverse .device { grid-column: 1; }
  .review-panel { gap: 30px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card-wide { grid-column: span 2; }
  .nutrition-layout { grid-template-columns: 1fr 1fr; gap: 45px; }
  .coach-teaser { grid-template-columns: 1fr; gap: 25px; }
}

@media (max-width: 640px) {
  .shell, .site-header { width: min(calc(100% - 32px), var(--max)); }
  .site-header { height: 72px; }
  .brand img { width: 118px; }
  .header-cta { min-height: 38px; padding-inline: 13px; }
  .hero { min-height: 780px; }
  .hero-content { min-height: 710px; justify-content: flex-end; padding-bottom: 80px; }
  .hero-poster, .hero-video { object-position: 62% center; }
  .hero-overlay { background: linear-gradient(90deg, rgba(3,4,4,.78), rgba(3,4,4,.26)), linear-gradient(0deg, #080909 0%, rgba(3,4,4,.18) 65%); }
  .hero h1 { font-size: 47px; }
  .hero-copy { font-size: 16px; }
  .hero-copy br { display: none; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 18px; }
  .button-link { text-align: center; }
  .hero-proof { bottom: 22px; overflow-x: auto; justify-content: flex-start; padding-inline: 16px; white-space: nowrap; }
  .hero-proof span { padding-inline: 16px; }
  .intro { padding-block: 94px; }
  .intro-copy p { font-size: 16px; }
  .experience-heading { padding-block: 94px 68px; }
  h2 { font-size: 40px; }
  .story-panel { min-height: 920px; }
  .story-layout, .story-layout-reverse { display: flex; min-height: 920px; flex-direction: column; justify-content: center; gap: 45px; padding-block: 70px; }
  .story-layout-reverse .story-copy, .story-layout-reverse .device { grid-column: auto; }
  .story-layout-reverse .story-copy { order: 1; }
  .story-layout-reverse .device { order: 2; }
  .story-shade, .story-train .story-shade { background: linear-gradient(0deg, rgba(7,8,8,.98) 5%, rgba(7,8,8,.68) 58%, rgba(7,8,8,.26)); }
  .story-photo { object-position: 62% center; }
  .story-copy h3, .review-copy h3 { font-size: 39px; }
  .story-copy > p, .review-copy > p { font-size: 15px; }
  .device { width: 245px; border-width: 5px; border-radius: 35px; }
  .device::after { top: 8px; height: 17px; }
  .review-panel { display: block; min-height: 1100px; padding-block: 100px; }
  .metric-row { margin-top: 34px; }
  .metric-row div { min-height: 100px; padding: 12px 9px; }
  .metric-row strong { font-size: 18px; }
  .review-devices { min-height: 620px; margin-top: 60px; }
  .review-devices .device { width: 220px; }
  .device-home { left: -4px; }
  .device-progress { right: -4px; }
  .feature-section { padding-block: 100px; }
  .feature-grid { grid-template-columns: 1fr; margin-top: 52px; }
  .feature-card-wide { grid-column: auto; }
  .feature-card { min-height: 280px; }
  .nutrition-section { min-height: 950px; }
  .nutrition-layout { display: flex; min-height: 950px; flex-direction: column; justify-content: flex-end; gap: 45px; padding-block: 90px; }
  .nutrition-photo { object-position: 55% center; }
  .nutrition-shade { background: linear-gradient(0deg, rgba(7,8,8,.98) 8%, rgba(7,8,8,.66) 65%, rgba(7,8,8,.22)); }
  .scan-card { width: 100%; margin-bottom: 0; padding: 24px; }
  .pricing { padding-block: 100px; }
  .price-grid { grid-template-columns: 1fr; }
  .price-card { min-height: 440px; }
  .waitlist { padding-block: 94px; }
  .waitlist-form-wrap { padding: 24px; }
  .email-row { grid-template-columns: 1fr; }
  .email-row .button { width: 100%; }
  .faq { padding-block: 100px; }
  .coach-teaser { margin-block: 80px; padding: 32px 24px; }
  .site-footer { align-items: flex-start; flex-direction: column; gap: 38px; }
  .footer-links { justify-content: flex-start; }
  .legal-page { padding-block: 74px 100px; }
}

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