/* =========================================================
   침구플러스 — 브랜드 브로슈어(에디토리얼) 스타일
   넉넉한 여백 · 대형 화보 · 절제된 명조 타이포 · 블루는 액센트로만
   ========================================================= */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } }

body {
  margin: 0; font-family: var(--font-sans); font-size: var(--fs-base); line-height: var(--lh-base);
  color: var(--color-ink); background: var(--color-bg); -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1,h2,h3,p,ul,li,figure { margin: 0; }
ul { padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }

.container { max-width: var(--container-max); margin-inline: auto; padding-inline: var(--container-pad); }
.container--narrow { max-width: 760px; }
.section { padding-block: clamp(4rem, 9vw, 8rem); }
.section--soft { background: var(--color-bg-soft); }
.fullbleed { width: 100vw; margin-left: 50%; transform: translateX(-50%); }
.sr-only { position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0; }

/* 라벨 · 제목 */
.eyebrow { font-family: var(--font-latin); font-size: var(--fs-sm); letter-spacing: .22em; text-transform: uppercase; color: var(--color-brand); }
.display { font-family: var(--font-display); font-weight: var(--fw-regular); letter-spacing: -.01em; line-height: 1.28; color: var(--color-ink); }
.sec-head { text-align: center; max-width: 640px; margin: 0 auto clamp(2.5rem,5vw,4rem); }
.sec-head .eyebrow { display: block; margin-bottom: var(--space-3); }
.sec-title { font-family: var(--font-display); font-size: clamp(1.75rem,3.6vw,2.6rem); font-weight: var(--fw-regular); line-height: 1.3; color: var(--color-ink); }
.sec-desc { margin-top: var(--space-4); color: var(--color-ink-muted); font-size: var(--fs-md); }

/* 버튼(절제) */
.btn { display: inline-flex; align-items: center; gap: .5em; font: var(--fw-medium) var(--fs-sm)/1 var(--font-sans);
  padding: 1em 1.9em; border-radius: var(--radius-pill); border: 1px solid transparent; cursor: pointer;
  transition: background var(--dur-base) var(--ease-out), color var(--dur-base), border-color var(--dur-base); }
.btn--brand { background: var(--color-brand); color: #fff; }
.btn--brand:hover { background: var(--color-brand-strong); }
.btn--line { background: transparent; color: var(--color-ink); border-color: currentColor; }
.btn--line:hover { color: var(--color-brand); }
.link-more { font-family: var(--font-latin); letter-spacing: .12em; text-transform: uppercase; font-size: var(--fs-sm); color: var(--color-brand); }
.link-more:hover { opacity: .7; }

/* ---------- 헤더 ---------- */
.header { position: sticky; top: 0; z-index: var(--z-header); background: rgba(255,255,255,.9);
  backdrop-filter: saturate(1.1) blur(8px); border-bottom: 1px solid var(--color-line); }
.header__bar { display: flex; align-items: center; height: 72px; gap: var(--space-6); }
.brand { font-family: var(--font-display); font-weight: var(--fw-bold); font-size: 1.35rem; letter-spacing: .01em; color: var(--color-ink); }
.nav { display: flex; gap: var(--space-6); margin-inline: auto; }
.nav a { font-size: var(--fs-sm); color: var(--color-ink-soft); letter-spacing: .02em; }
.nav a:hover { color: var(--color-brand); }
.header__cta { font-size: var(--fs-sm); font-weight: var(--fw-medium); color: var(--color-brand); }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; margin-left: auto; }
.nav-toggle span { display: block; width: 22px; height: 1.5px; background: var(--color-ink); margin: 5px 0; transition: transform var(--dur-base), opacity var(--dur-base); }

/* ---------- 히어로 (풀블리드) ---------- */
.hero { position: relative; min-height: clamp(560px, 90vh, 900px); display: flex; align-items: flex-end; overflow: hidden; }
.hero__img { position: absolute; inset: 0; }
.hero__img img { width: 100%; height: 100%; object-fit: cover; }
.hero::after { content:""; position:absolute; inset:0; background: linear-gradient(180deg, rgba(20,33,55,.15) 0%, rgba(20,33,55,0) 30%, rgba(20,33,55,.5) 100%); }
.hero__inner { position: relative; z-index: 1; width: 100%; padding-bottom: clamp(3rem,7vw,6rem); color: #fff; }
.hero__eyebrow { color: rgba(255,255,255,.9); }
.hero__title { font-family: var(--font-display); font-size: clamp(2.4rem,6vw,4.2rem); font-weight: var(--fw-regular); line-height: 1.2; margin-top: var(--space-4); text-shadow: 0 2px 24px rgba(20,33,55,.35); }
.hero__sub { margin-top: var(--space-4); max-width: 34ch; color: rgba(255,255,255,.92); font-size: var(--fs-md); }
.hero__actions { margin-top: var(--space-6); display: flex; gap: var(--space-3); flex-wrap: wrap; }
.hero .btn--line { color: #fff; border-color: rgba(255,255,255,.7); }
.hero .btn--line:hover { background: rgba(255,255,255,.14); color:#fff; }

/* ---------- 인트로 스테이트먼트 ---------- */
.intro { text-align: center; }
.intro__text { font-family: var(--font-display); font-size: clamp(1.5rem,3.2vw,2.3rem); font-weight: var(--fw-regular); line-height: 1.5; color: var(--color-ink); }
.intro__text em { font-style: italic; color: var(--color-brand); }
.intro__sub { margin-top: var(--space-5); color: var(--color-ink-muted); }

/* ---------- 컬렉션(대형 화보 카드) ---------- */
.collection { display: grid; grid-template-columns: 1fr; gap: clamp(2rem,4vw,3.5rem) clamp(1.5rem,3vw,2.5rem); }
.item { display: block; }
.item__media { aspect-ratio: 4/5; overflow: hidden; border-radius: var(--radius-md); background: var(--color-bg-soft); }
.item__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease-out); }
.item:hover .item__media img { transform: scale(1.05); }
.item__cap { margin-top: var(--space-4); text-align: center; }
.item__name { font-family: var(--font-display); font-size: var(--fs-lg); color: var(--color-ink); }
.item__desc { margin-top: var(--space-2); font-size: var(--fs-sm); color: var(--color-ink-muted); }
.item__link { display: inline-block; margin-top: var(--space-3); font-family: var(--font-latin); letter-spacing: .1em; text-transform: uppercase; font-size: var(--fs-xs); color: var(--color-brand); }

/* ---------- 풀블리드 화보 밴드 ---------- */
.spread { position: relative; min-height: clamp(420px, 70vh, 720px); display: flex; align-items: center; overflow: hidden; }
.spread__img { position: absolute; inset: 0; }
.spread__img img { width: 100%; height: 100%; object-fit: cover; }
.spread::after { content:""; position:absolute; inset:0; background: linear-gradient(90deg, rgba(20,33,55,.5), rgba(20,33,55,.1) 55%, rgba(20,33,55,0)); }
.spread__text { position: relative; z-index: 1; color: #fff; max-width: 34ch; }
.spread__title { font-family: var(--font-display); font-size: clamp(1.8rem,4vw,2.8rem); font-weight: var(--fw-regular); line-height: 1.3; }
.spread__sub { margin-top: var(--space-4); color: rgba(255,255,255,.9); }

/* ---------- 룩북 (에디토리얼 갤러리) ---------- */
.lookbook { display: grid; grid-template-columns: repeat(2,1fr); gap: clamp(.75rem,2vw,1.25rem); }
.lookbook figure { margin:0; overflow: hidden; border-radius: var(--radius-md); background: var(--color-bg-soft); aspect-ratio: 4/5; }
.lookbook img { width:100%; height:100%; object-fit: cover; transition: transform 1.2s var(--ease-out); }
.lookbook figure:hover img { transform: scale(1.05); }

/* ---------- 소재 디테일 그리드 ---------- */
.detailgrid { display: grid; grid-template-columns: repeat(2,1fr); gap: clamp(.75rem,2vw,1.25rem); }
.detailgrid figure { margin:0; overflow:hidden; border-radius: var(--radius-md); aspect-ratio: 1/1; background: var(--color-bg-soft); }
.detailgrid img { width:100%; height:100%; object-fit: cover; transition: transform 1.2s var(--ease-out); }
.detailgrid figure:hover img { transform: scale(1.05); }

/* ---------- 약속(간결) ---------- */
.promise { display: grid; grid-template-columns: 1fr; gap: clamp(2rem,4vw,3rem); text-align: center; }
.promise__no { font-family: var(--font-latin); font-size: var(--fs-lg); color: var(--color-brand); letter-spacing: .1em; }
.promise__title { font-family: var(--font-display); font-size: var(--fs-md); margin-top: var(--space-2); color: var(--color-ink); }
.promise__desc { margin-top: var(--space-2); font-size: var(--fs-sm); color: var(--color-ink-muted); }

/* ---------- 문의 ---------- */
.contact { text-align: center; }
.contact__cta { margin-top: var(--space-6); display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; }

/* ---------- 푸터 ---------- */
.footer { border-top: 1px solid var(--color-line); padding-block: var(--space-8) var(--space-6); font-size: var(--fs-sm); color: var(--color-ink-muted); }
.footer__top { display: grid; grid-template-columns: 1fr; gap: var(--space-6); }
.footer__brand { font-family: var(--font-display); font-weight: var(--fw-bold); font-size: 1.35rem; color: var(--color-ink); }
.footer__links { display: flex; gap: var(--space-5); flex-wrap: wrap; }
.footer__links a:hover { color: var(--color-brand); }
.footer__biz { border-top: 1px solid var(--color-line); margin-top: var(--space-6); padding-top: var(--space-5); font-size: var(--fs-xs); line-height: 2; color: var(--color-ink-muted); }

.reveal { opacity: 1; transform: none; }

/* =========================================================
   반응형
   ========================================================= */
@media (min-width: 721px) {
  .collection { grid-template-columns: repeat(3, 1fr); }
  .promise { grid-template-columns: repeat(3, 1fr); }
  .lookbook { grid-template-columns: repeat(4, 1fr); }
  .detailgrid { grid-template-columns: repeat(4, 1fr); }
  .footer__top { grid-template-columns: 1.5fr 1fr; align-items: start; }
}
@media (max-width: 720px) {
  .nav { display: none; }
  .nav.is-open { display: flex; position: fixed; inset: 72px 0 auto 0; flex-direction: column; margin: 0;
    background: #fff; border-bottom: 1px solid var(--color-line); padding: var(--space-2) var(--container-pad) var(--space-4); gap: 0; }
  .nav.is-open a { padding: var(--space-3) 0; border-bottom: 1px solid var(--color-line); font-size: var(--fs-md); }
  .header__cta { display: none; }
  .nav-toggle { display: block; }
}