:root {
  --paper: #f7f6f2;
  --surface: #eeebe4;
  --sand: #dcd6c7;
  --sage: #8b9a85;
  --sage-dark: #5e6d5b;
  --ink: #2e3130;
  --muted: #757871;
  --line: rgba(46,49,48,.14);
  --serif: "Gowun Batang", serif;
  --sans: "Noto Sans KR", sans-serif;
  --side: clamp(24px, 5.4vw, 88px);
  --section: clamp(88px, 10vw, 154px);
}

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

.site-header {
  height: 86px; padding: 0 var(--side); display: grid; grid-template-columns: 1fr auto 1fr;
  align-items: center; gap: 36px; background: rgba(247,246,242,.94); border-bottom: 1px solid var(--line);
  position: relative; z-index: 30;
}
.brand { display: inline-flex; flex-direction: column; width: fit-content; }
.brand strong { font-family: var(--serif); font-size: 21px; letter-spacing: -.04em; }
.brand span { margin-top: 4px; font-size: 8px; letter-spacing: .18em; color: var(--muted); }
nav { display: flex; align-items: center; gap: clamp(24px, 3vw, 52px); }
nav a { font-size: 12px; color: #555b55; }
nav a:hover { color: var(--sage-dark); }
.header-cta { justify-self: end; padding: 11px 17px; border: 1px solid var(--sage); font-size: 11px; }
.menu-toggle { display: none; border: 0; background: none; }

.hero { min-height: min(760px, calc(100svh - 86px)); position: relative; overflow: hidden; }
.hero > img { position: absolute; inset: 0; height: 100%; object-fit: cover; }
.hero-copy {
  position: relative; z-index: 2; width: min(560px, 46%); min-height: min(760px, calc(100svh - 86px));
  padding: clamp(86px, 10vw, 154px) 0 90px var(--side); display: flex; flex-direction: column; align-items: flex-start;
  justify-content: center;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(247,246,242,.98) 0 35%, rgba(247,246,242,.74) 45%, transparent 65%);
}
.eyebrow { margin: 0 0 22px; color: var(--sage-dark); font-size: 10px; letter-spacing: .16em; font-weight: 600; }
h1, h2 { font-family: var(--serif); font-weight: 400; word-break: keep-all; text-wrap: balance; }
h1 { margin: 0; font-size: clamp(47px, 5.2vw, 82px); line-height: 1.18; letter-spacing: -.055em; }
.hero-copy > p:not(.eyebrow) { margin: 30px 0 36px; color: var(--muted); font-size: 14px; line-height: 1.9; }
.button {
  min-width: 182px; padding: 15px 18px; display: inline-flex; justify-content: space-between; gap: 24px;
  font-size: 11px; border: 1px solid transparent; transition: transform .2s, background .2s;
}
.button:hover { transform: translateY(-3px); }
.button-dark { color: white; background: var(--sage-dark); }
.button-light { border-color: rgba(255,255,255,.5); }

.promise-strip {
  min-height: 116px; padding: 26px var(--side); display: grid; grid-template-columns: repeat(4,1fr);
  border-block: 1px solid var(--line); background: rgba(255,255,255,.45);
}
.promise-strip div { display: flex; align-items: center; justify-content: center; gap: 18px; border-right: 1px solid var(--line); }
.promise-strip div:last-child { border-right: 0; }
.promise-strip i { color: var(--sage); font-family: var(--serif); font-size: 20px; font-style: normal; }
.promise-strip span { color: #60645e; font-size: 11px; line-height: 1.6; }

.section { padding: var(--section) var(--side); }
.section-heading { display: flex; justify-content: space-between; gap: 60px; align-items: end; margin-bottom: 58px; }
.section-heading h2, .recommend h2, .space h2, .faq h2 { margin: 0; font-size: clamp(35px, 4vw, 62px); line-height: 1.25; letter-spacing: -.045em; }
.section-heading > p { max-width: 480px; margin: 0; color: var(--muted); line-height: 1.9; font-size: 13px; }
.ingredient-visual { margin: 0; overflow: hidden; background: white; }
.ingredient-visual img { aspect-ratio: 16/9; object-fit: cover; }
.ingredient-labels { display: grid; grid-template-columns: repeat(6,1fr); border-bottom: 1px solid var(--line); }
.ingredient-labels article { padding: 22px 18px 28px; border-right: 1px solid var(--line); }
.ingredient-labels article:last-child { border-right: 0; }
.ingredient-labels b { color: var(--sage); font-size: 9px; }
.ingredient-labels h3 { margin: 12px 0 8px; font-family: var(--serif); font-size: 20px; font-weight: 400; }
.ingredient-labels p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.6; }

.recommend {
  display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(60px, 8vw, 130px); align-items: center;
  background: var(--surface);
}
.recommend-copy > p:not(.eyebrow):not(.routine-description) { color: var(--muted); line-height: 1.9; font-size: 13px; margin: 28px 0; }
.recommend figure { margin: 0; }
.recommend figure img { aspect-ratio: 3/2; object-fit: cover; }
.routine-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 36px; }
.routine-tabs button { padding: 10px 14px; border: 1px solid var(--line); background: transparent; cursor: pointer; font-size: 11px; }
.routine-tabs button.is-active { color: white; border-color: var(--sage-dark); background: var(--sage-dark); }
.routine-description { min-height: 50px; margin: 18px 0 0; color: #555b55; font-family: var(--serif); line-height: 1.7; }

.space { padding: 0; display: grid; grid-template-columns: 1.2fr .8fr; background: var(--sage-dark); color: white; }
.space figure { margin: 0; min-height: 680px; }
.space figure img { height: 100%; object-fit: cover; }
.space-copy { padding: clamp(70px, 8vw, 126px); align-self: center; }
.space-copy .eyebrow { color: #d8e0d5; }
.space-copy > p:not(.eyebrow) { margin: 30px 0 44px; color: rgba(255,255,255,.72); line-height: 1.9; font-size: 13px; }
.space-copy dl { margin: 0 0 44px; }
.space-copy dl div { display: grid; grid-template-columns: 44px 1fr; padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,.16); }
.space-copy dt { color: #ccd7c9; font-size: 10px; }
.space-copy dd { margin: 0; font-family: var(--serif); }

.faq { max-width: 1120px; margin: 0 auto; }
.faq h2 { margin-bottom: 52px; }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { padding: 24px 4px; display: flex; justify-content: space-between; cursor: pointer; font-family: var(--serif); font-size: 18px; }
summary::after { content: "+"; color: var(--sage-dark); }
details[open] summary::after { content: "−"; }
details p { max-width: 760px; margin: 0; padding: 0 4px 26px; color: var(--muted); line-height: 1.8; font-size: 13px; }

footer {
  padding: 48px var(--side); display: grid; grid-template-columns: 1fr auto 1fr; align-items: end; gap: 30px;
  border-top: 1px solid var(--line); background: #eeebe4;
}
footer > p { margin: 0; color: var(--muted); font-family: var(--serif); font-size: 13px; }
footer > div { justify-self: end; display: flex; gap: 26px; font-size: 11px; }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto auto; }
  .menu-toggle { display: block; }
  nav {
    display: none; position: absolute; top: 86px; left: 0; right: 0; padding: 28px var(--side);
    background: var(--paper); border-bottom: 1px solid var(--line);
  }
  nav.is-open { display: flex; }
  .hero-copy { width: 56%; }
  .promise-strip { grid-template-columns: repeat(2,1fr); }
  .promise-strip div { min-height: 74px; border-bottom: 1px solid var(--line); }
  .ingredient-labels { grid-template-columns: repeat(3,1fr); }
  .recommend { grid-template-columns: 1fr; }
  .space { grid-template-columns: 1fr; }
  .space figure { min-height: 540px; }
  footer { grid-template-columns: 1fr 1fr; }
  footer > p { display: none; }
}

@media (max-width: 640px) {
  :root { --side: 20px; --section: 76px; }
  .site-header { height: 74px; gap: 16px; }
  .header-cta { display: none; }
  nav { top: 74px; flex-direction: column; align-items: flex-start; gap: 22px; }
  .hero { min-height: auto; display: flex; flex-direction: column; }
  .hero > img { position: relative; order: 1; height: auto; aspect-ratio: 1/1; object-fit: cover; object-position: 67% center; }
  .hero::after { display: none; }
  .hero-copy { order: 2; width: 100%; min-height: 0; padding: 52px 20px 64px; background: var(--paper); }
  h1 { font-size: 46px; }
  .promise-strip { grid-template-columns: 1fr; padding-block: 10px; }
  .promise-strip div { justify-content: flex-start; min-height: 66px; border-right: 0; }
  .section-heading { display: block; margin-bottom: 38px; }
  .section-heading > p { margin-top: 22px; }
  .ingredient-visual { margin-inline: -20px; overflow-x: auto; scrollbar-width: none; }
  .ingredient-visual::-webkit-scrollbar { display: none; }
  .ingredient-visual img { width: 900px; max-width: none; }
  .ingredient-labels { grid-template-columns: repeat(6,minmax(150px,1fr)); overflow-x: auto; scrollbar-width: none; }
  .ingredient-labels::-webkit-scrollbar { display: none; }
  .recommend { gap: 44px; }
  .recommend-copy { order: 1; }
  .recommend figure { order: 2; margin-inline: -20px; }
  .space figure { min-height: 390px; }
  .space-copy { padding: 70px 20px; }
  footer { grid-template-columns: 1fr; align-items: start; }
  footer > div { justify-self: start; }
}

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