@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/variable/pretendardvariable.css');

:root {
  --c-bg: #ffffff;
  --c-fg: #0a0a0a;
  --c-muted: #707070;
  --c-line: #e8e8e8;
  --c-soft: #f6f6f6;
  --c-accent: #ff2d2d;
  --f-sans: 'Pretendard Variable', Pretendard, -apple-system, system-ui, 'Apple SD Gothic Neo', sans-serif;
  --f-mono: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --container: 1400px;
  --header-h: 64px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--f-sans);
  font-weight: 400;
  font-size: 15px;
  line-height: 1.55;
  color: var(--c-fg);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
img { display: block; max-width: 100%; height: auto; }
ul { list-style: none; }

/* === HEADER === */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--c-line);
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.06em;
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.logo-sub {
  font-size: 11px;
  color: var(--c-muted);
  letter-spacing: 0.04em;
}
.nav-main { display: flex; gap: 32px; }
.nav-main a {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: opacity 0.2s;
}
.nav-main a:hover { opacity: 0.5; }
.nav-toggle { display: none; padding: 8px; font-size: 18px; }

main { padding-top: var(--header-h); }

/* === HERO === */
.hero {
  position: relative;
  height: calc(100vh - var(--header-h));
  min-height: 560px;
  overflow: hidden;
  background: #0a0a0a;
}
.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.78;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 40%, rgba(0,0,0,0.5) 100%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--container);
  margin: 0 auto;
  padding: 80px 24px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #fff;
}
.hero-eyebrow {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 16px;
  opacity: 0.85;
}
.hero h1 {
  font-size: clamp(48px, 9vw, 144px);
  font-weight: 900;
  line-height: 0.92;
  letter-spacing: -0.04em;
  margin-bottom: 28px;
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  border: 1px solid #fff;
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  align-self: flex-start;
  transition: all 0.2s;
}
.hero-cta:hover { background: #fff; color: #0a0a0a; }

/* === SECTION === */
.section {
  padding: 96px 24px;
  max-width: var(--container);
  margin: 0 auto;
}
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 48px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--c-line);
}
.section-title {
  font-family: var(--f-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}
.section-link {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.section-link:hover { color: var(--c-accent); }

/* === PRODUCT GRID === */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px 16px;
}
.product-card {
  display: block;
  transition: opacity 0.2s;
}
.product-card:hover { opacity: 0.95; }
.product-image {
  position: relative;
  aspect-ratio: 3 / 4;
  background: var(--c-soft);
  overflow: hidden;
  margin-bottom: 14px;
}
.product-image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.5s ease, transform 0.7s ease;
}
.product-image .img-back {
  opacity: 0;
}
.product-card:hover .img-back { opacity: 1; }
.product-card:hover .product-image img { transform: scale(1.03); }
.product-tags {
  position: absolute;
  top: 12px;
  left: 12px;
  display: flex;
  gap: 6px;
  z-index: 2;
}
.product-tag {
  font-family: var(--f-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  padding: 4px 8px;
  background: var(--c-fg);
  color: var(--c-bg);
}
.product-tag.new { background: var(--c-accent); }

.product-info { display: flex; flex-direction: column; gap: 4px; }
.product-cat {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--c-muted);
}
.product-name {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.product-price {
  font-family: var(--f-mono);
  font-size: 13px;
}

/* === BRAND STRIP === */
.brand-strip {
  background: #0a0a0a;
  color: #fff;
  padding: 120px 24px;
  text-align: center;
}
.brand-strip h2 {
  font-size: clamp(40px, 6vw, 88px);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.02;
  margin-bottom: 28px;
}
.brand-strip p {
  font-size: 16px;
  line-height: 1.75;
  max-width: 640px;
  margin: 0 auto;
  opacity: 0.65;
}

/* === SHOP === */
.shop-head {
  padding: 100px 24px 32px;
  max-width: var(--container);
  margin: 0 auto;
}
.shop-head h1 {
  font-size: clamp(40px, 6vw, 88px);
  font-weight: 900;
  letter-spacing: -0.04em;
  margin-bottom: 16px;
  line-height: 0.95;
}
.shop-head p {
  color: var(--c-muted);
  max-width: 480px;
}
.shop-filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--c-line);
}
.filter-btn {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 10px 18px;
  border: 1px solid var(--c-line);
  background: #fff;
  color: var(--c-fg);
  transition: all 0.2s;
}
.filter-btn:hover {
  border-color: var(--c-fg);
}
.filter-btn.active {
  background: var(--c-fg);
  color: var(--c-bg);
  border-color: var(--c-fg);
}

.product-grid-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 24px;
  color: var(--c-muted);
  font-family: var(--f-mono);
  font-size: 13px;
}

/* === PRODUCT DETAIL === */
.product-detail {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 88px 24px 96px;
}
.detail-images {
  display: grid;
  gap: 8px;
}
.detail-images img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: var(--c-soft);
}
.detail-info {
  padding-top: 16px;
  position: sticky;
  top: calc(var(--header-h) + 32px);
  align-self: start;
}
.detail-cat {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: 14px;
}
.detail-info h1 {
  font-size: clamp(28px, 3vw, 36px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
  line-height: 1.15;
}
.detail-name-kr {
  color: var(--c-muted);
  font-size: 14px;
  margin-bottom: 28px;
}
.detail-price {
  font-family: var(--f-mono);
  font-size: 20px;
  margin-bottom: 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--c-line);
}
.detail-options { margin-bottom: 32px; }
.detail-option-label {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: 10px;
  display: block;
}
.detail-options-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.opt-btn {
  padding: 10px 16px;
  border: 1px solid var(--c-line);
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  background: #fff;
  transition: all 0.2s;
}
.opt-btn:hover { border-color: var(--c-fg); }
.opt-btn.active {
  background: var(--c-fg);
  color: #fff;
  border-color: var(--c-fg);
}

.detail-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 36px;
}
.btn-primary {
  flex: 1;
  padding: 18px;
  background: var(--c-fg);
  color: #fff;
  font-family: var(--f-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: background 0.2s;
}
.btn-primary:hover { background: var(--c-accent); }
.btn-secondary {
  padding: 18px 28px;
  background: #fff;
  color: var(--c-fg);
  border: 1px solid var(--c-fg);
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn-secondary:hover { background: var(--c-fg); color: #fff; }

.detail-desc {
  border-top: 1px solid var(--c-line);
  padding-top: 28px;
  font-size: 14px;
  line-height: 1.85;
  white-space: pre-line;
}

/* === ABOUT === */
.about-hero {
  padding: 140px 24px 96px;
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}
.about-hero h1 {
  font-size: clamp(48px, 8vw, 132px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin-bottom: 32px;
}
.about-hero p {
  font-size: 18px;
  line-height: 1.75;
  color: var(--c-muted);
  max-width: 640px;
  margin: 0 auto;
}
.about-content {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 120px;
  display: grid;
  gap: 96px;
}
.about-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.about-block.reverse .about-text { order: -1; }
.about-block img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.about-block h2 {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 18px;
  color: var(--c-muted);
}
.about-block h3 {
  font-size: clamp(24px, 2.6vw, 34px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
  line-height: 1.2;
}
.about-block p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-fg);
  opacity: 0.78;
}

/* === FOOTER === */
.site-footer {
  background: #0a0a0a;
  color: #fff;
  padding: 96px 24px 40px;
}
.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}
.footer-brand .logo-big {
  font-family: var(--f-mono);
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}
.footer-brand p {
  opacity: 0.6;
  font-size: 13px;
  line-height: 1.7;
}
.footer-col h4 {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 16px;
  opacity: 0.7;
}
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  font-size: 13px;
  opacity: 0.85;
  transition: opacity 0.2s;
}
.footer-col a:hover { opacity: 1; color: var(--c-accent); }

.footer-legal {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: 24px 0;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  line-height: 1.9;
  opacity: 0.55;
}
.footer-legal strong { font-weight: 600; opacity: 0.9; }
.footer-legal .legal-note {
  margin-top: 10px;
  font-size: 10px;
  opacity: 0.6;
  letter-spacing: 0.05em;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  opacity: 0.4;
}

/* === MOBILE DRAWER === */
.mobile-drawer {
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  z-index: 90;
  background: #fff;
  border-bottom: 1px solid var(--c-line);
  transform: translateY(-110%);
  transition: transform 0.3s ease;
}
.mobile-drawer.open { transform: translateY(0); }
.mobile-drawer ul { padding: 8px 24px; }
.mobile-drawer li { border-bottom: 1px solid var(--c-line); }
.mobile-drawer li:last-child { border: 0; }
.mobile-drawer a {
  display: block;
  padding: 18px 0;
  font-family: var(--f-mono);
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-main { display: none; }
  .nav-toggle { display: block; }
  .product-detail { grid-template-columns: 1fr; gap: 32px; padding: 72px 16px 64px; }
  .detail-info { position: static; padding-top: 0; }
  .about-block { grid-template-columns: 1fr; gap: 24px; }
  .about-block.reverse .about-text { order: 0; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 40px; margin-bottom: 48px; }
  .section { padding: 64px 16px; }
  .shop-head { padding: 80px 16px 24px; }
  .about-hero { padding: 100px 16px 64px; }
  .about-content { padding: 0 16px 80px; gap: 64px; }
  .header-inner, .hero-inner { padding-left: 16px; padding-right: 16px; }
}
@media (max-width: 540px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 28px 12px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; }
  .detail-actions { flex-direction: column; }
  .hero { min-height: 480px; }
}