@import url('https://api.fontshare.com/css?f[]=boska@400,500,600,700&f[]=satoshi@400,500,700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+KR:wght@400;500;700&family=Song+Myung&display=swap');
:root {
  --bg: #090b0a;
  --panel: #101411;
  --panel-soft: #171a17;
  --ink: #f1f2ec;
  --muted: #a7aaa3;
  --line: rgba(241, 242, 236, .22);
  --mint: #8ed9bd;
  --silver: #c8cac3;
  --black: #050606;
  --side: clamp(22px, 5vw, 80px);
  --section: clamp(78px, 10vw, 150px);
  --max: 1240px;
  --radius: 6px;
  font-family: Arial, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body { margin: 0; overflow-x: hidden; background: var(--bg); color: var(--ink); line-height: 1.62; letter-spacing: 0; }
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button, input, textarea { font: inherit; }
.announce { padding: 9px var(--side); text-align: center; font-size: 12px; color: var(--silver); background: var(--black); border-bottom: 1px solid var(--line); }
.site-header { position: sticky; top: 0; z-index: 30; min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 14px var(--side); background: rgba(9, 11, 10, .94); border-bottom: 1px solid var(--line); }
.brand-mark { text-decoration: none; font-weight: 900; letter-spacing: 0; }
.site-nav { display: flex; gap: clamp(16px, 3vw, 38px); font-size: 13px; text-transform: uppercase; }
.site-nav a { text-decoration: none; border-bottom: 1px solid transparent; }
.site-nav a:hover { border-color: var(--silver); }
.menu-toggle { display: none; border: 1px solid var(--line); border-radius: 4px; background: var(--black); color: var(--ink); padding: 9px 12px; }
.eyebrow { margin: 0 0 14px; text-transform: uppercase; font-size: 12px; font-weight: 900; color: var(--mint); }
h1, h2, h3, p { overflow-wrap: break-word; }
h1, h2, h3 { margin: 0; line-height: 1.08; letter-spacing: 0; word-break: keep-all; text-wrap: balance; }
h1 { max-width: 11ch; font-size: clamp(48px, 8vw, 112px); }
h2 { font-size: clamp(30px, 5vw, 66px); }
p { margin: 16px 0 0; color: var(--muted); }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 12px 18px; border: 1px solid var(--silver); border-radius: 4px; background: transparent; color: var(--ink); text-decoration: none; font-weight: 900; cursor: pointer; }
.button.primary { background: var(--silver); color: var(--black); }
.button.secondary { background: rgba(241,242,236,.04); }
.hero-actions, .shop-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
:focus-visible { outline: 3px solid var(--mint); outline-offset: 3px; }
.bag-status, .form-status { min-height: 24px; color: var(--mint); font-weight: 800; }
.film-hero { position: relative; min-height: calc(100vh - 90px); display: grid; grid-template-columns: 120px 1fr; align-items: end; overflow: hidden; border-bottom: 1px solid var(--line); }
.film-hero picture, .film-hero picture img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.film-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,6,6,.92) 0%, rgba(5,6,6,.56) 48%, rgba(5,6,6,.18) 100%); }
.phase-index { position: relative; z-index: 2; align-self: stretch; display: grid; align-content: center; gap: 18px; padding: 40px 0 40px var(--side); border-right: 1px solid var(--line); }
.phase-index a { display: grid; gap: 3px; text-decoration: none; color: var(--muted); font-size: 12px; text-transform: uppercase; }
.phase-index span { color: var(--silver); font-weight: 900; }
.hero-copy { position: relative; z-index: 1; width: min(820px, calc(100% - var(--side))); margin: 0 0 clamp(52px, 8vw, 108px) clamp(32px, 5vw, 82px); }
.hero-copy p:not(.eyebrow), .chapter-copy p, .skin-still p { max-width: 620px; font-size: clamp(16px, 2vw, 20px); }
.night-frame { display: grid; grid-template-columns: 130px minmax(280px, 36%) minmax(320px, 1fr); gap: clamp(28px, 5vw, 70px); align-items: end; padding: var(--section) var(--side); background: var(--black); border-bottom: 1px solid var(--line); }
.chapter-label { align-self: stretch; display: flex; flex-direction: column; justify-content: space-between; min-height: 360px; color: var(--muted); text-transform: uppercase; font-size: 12px; border-left: 1px solid var(--line); padding-left: 18px; }
.chapter-label span { color: var(--silver); font-size: 28px; font-weight: 900; }
.night-frame figure { margin: 0; }
.night-frame img { width: 100%; max-height: 680px; aspect-ratio: 4 / 5; object-fit: cover; border: 1px solid var(--line); border-radius: var(--radius); }
.price { font-weight: 900; color: var(--silver); }
.wide-still { position: relative; min-height: 72vh; display: grid; align-items: end; overflow: hidden; border-bottom: 1px solid var(--line); }
.wide-still img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.wide-still::after { content: ""; position: absolute; inset: 0; background: rgba(5,6,6,.42); }
.still-caption { position: relative; z-index: 1; width: min(520px, calc(100% - var(--side) * 2)); margin: 0 0 54px var(--side); padding-left: 18px; border-left: 1px solid var(--silver); }
.still-caption span { font-size: 12px; text-transform: uppercase; color: var(--silver); font-weight: 900; }
.phase-lab { width: min(calc(100% - var(--side) * 2), var(--max)); margin: 0 auto; padding: var(--section) 0; display: grid; grid-template-columns: 160px 1fr; gap: clamp(32px, 7vw, 88px); align-items: stretch; }
.calibrator { display: grid; grid-template-columns: minmax(280px, .95fr) minmax(280px, 1.05fr); gap: clamp(28px, 5vw, 70px); align-items: end; }
.phase-vessel { position: relative; min-height: 440px; overflow: hidden; border: 1px solid var(--line); background: var(--black); border-radius: var(--radius); }
.phase-vessel::before { content: ""; position: absolute; left: 16%; right: 16%; top: 24%; bottom: 18%; border: 1px solid var(--silver); border-radius: 50% / 24%; }
.oil-surface { position: absolute; left: 12%; right: 12%; bottom: calc(var(--phase-level, 44) * 1%); height: 3px; background: var(--mint); }
.mint-rule { position: absolute; top: 10%; bottom: 10%; left: 50%; width: 1px; background: var(--silver); }
.control-panel { border-left: 1px solid var(--mint); padding-left: 20px; }
input[type="range"] { width: 100%; accent-color: var(--mint); }
.skin-still { display: grid; grid-template-columns: minmax(320px, .8fr) minmax(300px, .72fr); align-items: end; gap: clamp(32px, 7vw, 92px); padding: var(--section) var(--side); background: var(--panel); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.skin-still img { width: 100%; max-height: 820px; aspect-ratio: 4 / 5; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }
.routine-ledger, .contact-section, .chapter-ledger, .routine-chapter, .faq-section, .final-cta, .info-grid { width: min(calc(100% - var(--side) * 2), var(--max)); margin: 0 auto; padding: var(--section) 0; }
.routine-ledger { display: grid; grid-template-columns: .74fr 1fr; gap: clamp(32px, 7vw, 88px); }
.routine { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.routine li { display: grid; grid-template-columns: 120px 1fr; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.routine span { font-weight: 900; color: var(--silver); }
.ledger { display: grid; margin-top: 30px; border-top: 1px solid var(--line); }
.ledger div { display: grid; grid-template-columns: 150px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.ledger dt { font-weight: 900; color: var(--ink); }
.ledger dd { margin: 0; color: var(--muted); }
.contact-section, .texture-chapter, .pause-frame, .info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 7vw, 88px); align-items: start; }
.contact-form { display: grid; gap: 15px; }
label { display: grid; gap: 7px; font-weight: 800; }
input, textarea { width: 100%; border: 1px solid var(--line); border-radius: 4px; padding: 13px 14px; background: var(--black); color: var(--ink); }
.site-footer { display: flex; justify-content: space-between; gap: 20px; padding: 30px var(--side); border-top: 1px solid var(--line); }
.phase-commerce { width: min(calc(100% - var(--side) * 2), 1420px); margin: 0 auto; padding: clamp(44px, 6vw, 84px) 0 var(--section); display: grid; grid-template-columns: 110px minmax(0, 1fr) minmax(300px, 420px); gap: clamp(24px, 5vw, 64px); align-items: start; }
.product-index { position: sticky; top: 96px; padding: 0 0 0 18px; border-left: 1px solid var(--line); border-right: 0; align-self: start; }
.buy-panel { position: sticky; top: 92px; background: var(--black); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(22px, 4vw, 42px); }
.buy-panel h1 { max-width: none; font-size: clamp(40px, 4vw, 58px); word-break: normal; overflow-wrap: normal; }
.edition { color: var(--muted); font-weight: 800; }
.pdp-gallery { min-width: 0; display: grid; grid-template-columns: 92px 1fr; gap: 12px; align-items: start; }
.gallery-main-frame { margin: 0; grid-column: 2; grid-row: 1; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--black); }
.gallery-main-frame img { width: 100%; min-height: 760px; aspect-ratio: 4 / 5; object-fit: cover; }
.thumb-rail { grid-column: 1; grid-row: 1; display: grid; gap: 10px; }
.thumb-rail button { border: 1px solid var(--line); border-radius: 4px; padding: 0; background: var(--panel); cursor: pointer; }
.thumb-rail button[aria-selected="true"] { outline: 3px solid var(--mint); outline-offset: 2px; }
.thumb-rail img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.option-set { margin: 24px 0; padding: 0; border: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.option-set legend { width: 100%; font-weight: 900; margin-bottom: 8px; }
.option-set button, .quantity button { border: 1px solid var(--line); border-radius: 4px; background: var(--panel); color: var(--ink); min-height: 42px; padding: 9px 13px; cursor: pointer; }
.option-set button[aria-selected="true"] { border-color: var(--mint); color: var(--mint); }
.quantity { display: inline-grid; grid-template-columns: 44px 58px 44px; align-items: center; border: 1px solid var(--line); margin-bottom: 18px; }
.quantity button { border: 0; border-radius: 0; }
.quantity output { text-align: center; font-weight: 900; }
.service-list { padding-left: 18px; color: var(--muted); }
.texture-chapter img, .pause-frame img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }
.pause-frame figure { margin: 0; }
.detail-still { width: 100%; margin: 0; }
.info-grid > div { border: 1px solid var(--line); border-radius: 4px; padding: clamp(22px, 4vw, 38px); background: var(--panel); }
details { border-top: 1px solid var(--line); padding: 22px 0; }
summary { cursor: pointer; font-size: 20px; font-weight: 900; }
.final-cta { text-align: center; }
.final-cta .button { margin-top: 26px; }
.morning { border-top: 1px solid var(--line); }
.sticky-buy { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; display: none; align-items: center; justify-content: space-between; gap: 12px; padding: 12px var(--side); background: var(--black); border-top: 1px solid var(--line); }
.sticky-buy button { border: 1px solid var(--silver); border-radius: 4px; background: var(--silver); color: var(--black); font-weight: 900; min-height: 40px; padding: 8px 14px; }
@media (max-width: 980px) {
  .menu-toggle { display: inline-flex; }
  .site-nav { position: fixed; inset: 98px 16px auto 16px; display: none; grid-template-columns: 1fr; gap: 0; background: var(--black); border: 1px solid var(--line); }
  body.nav-open .site-nav { display: grid; }
  .site-nav a { padding: 16px; border-bottom: 1px solid var(--line); }
  .film-hero, .night-frame, .phase-lab, .calibrator, .skin-still, .routine-ledger, .contact-section, .phase-commerce, .texture-chapter, .pause-frame, .info-grid { grid-template-columns: 1fr; }
  .phase-index, .product-index { position: relative; top: auto; display: flex; flex-wrap: wrap; align-self: auto; padding: 22px var(--side); border: 0; border-bottom: 1px solid var(--line); background: rgba(5,6,6,.62); }
  .hero-copy { margin-left: var(--side); }
  .chapter-label { min-height: auto; gap: 12px; }
  .pdp-gallery { order: 1; grid-template-columns: 1fr; }
  .gallery-main-frame, .thumb-rail { grid-column: auto; grid-row: auto; }
  .thumb-rail { grid-template-columns: repeat(5, 1fr); }
  .gallery-main-frame img { min-height: 0; }
  .buy-panel { position: static; order: 2; }
  .sticky-buy { display: flex; }
  body.pdp { padding-bottom: 70px; }
}
@media (max-width: 520px) {
  h1 { font-size: 44px; }
  h2 { font-size: 30px; }
  .hero-actions, .shop-actions, .site-footer { flex-direction: column; }
  .button { width: 100%; }
  .ledger div, .routine li { grid-template-columns: 1fr; }
  .thumb-rail { grid-template-columns: repeat(2, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

/* Fontshare typography differentiation */
:root {
  --font-heading: "Boska", "Song Myung", "Apple SD Gothic Neo", "Malgun Gothic", serif;
  --font-body: "Satoshi", "Noto Serif KR", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
  --font-accent: "Satoshi", "Noto Serif KR", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
}
body {
  font-family: var(--font-body);
}
h1,
h2,
h3,
.hero-title,
.product-title,
.section-title,
.brand-mark,
.mark,
.logo,
.site-logo {
  font-family: var(--font-heading);
  font-weight: 400;
}
.eyebrow,
.section-kicker,
.notice,
.announce,
.nav,
.primary-nav,
.button,
.text-link,
.manual-link,
.price,
figcaption,
[data-option],
.gallery-controls button {
  font-family: var(--font-accent);
}
.brand-mark,
.mark,
.logo,
.site-logo {
  letter-spacing: 0.08em;
}
/* night oil ritual: sharp luxury serif with restrained body */