:root {
  --bg: #f6f4f0;
  --paper: #ffffff;
  --ink: #1c1b19;
  --charcoal: #3c3935;
  --muted: #5e5953;
  --sand: #e7e1d8;
  --line: #e3dcd3;
  --serif: "Liberation Serif", "Iowan Old Style", Palatino, "Palatino Linotype", Georgia, "Songti SC", "Noto Serif CJK SC", serif;
  --sans: Inter, "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Microsoft YaHei", "WenQuanYi Micro Hei", "Droid Sans Fallback", sans-serif;
  --mono: "Cascadia Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
  color-scheme: light;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

::selection {
  background: var(--ink);
  color: var(--bg);
}

.wrap {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.skip {
  position: absolute;
  left: 12px;
  top: -48px;
  background: var(--paper);
  color: var(--ink);
  padding: 8px 12px;
  z-index: 50;
}

.skip:focus {
  top: 12px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.kicker {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

html[lang="zh"] .kicker {
  letter-spacing: 0.22em;
  text-transform: none;
}

h1,
h2,
h3,
.wordmark,
.hero-title,
.product-name,
.media-fallback {
  font-family: var(--serif);
  font-weight: 400;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.1rem);
  letter-spacing: -0.03em;
  line-height: 1.12;
}

.lead {
  margin: 0;
  max-width: 38rem;
  color: var(--charcoal);
  font-size: 1.05rem;
  line-height: 1.7;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(246, 244, 240, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.header-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 72px;
}

.wordmark {
  color: var(--ink);
  text-decoration: none;
  font-size: 1.55rem;
  letter-spacing: -0.03em;
  line-height: 1;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-left: auto;
}

.site-nav a,
.site-nav button {
  color: var(--ink);
  text-decoration: none;
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  font-size: 0.92rem;
  cursor: pointer;
}

.site-nav a:hover,
.site-nav button:hover,
.footer-nav a:hover,
.text-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.site-nav button[aria-pressed="true"] {
  box-shadow: inset 0 -1px 0 var(--ink);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 4px;
}

.lang-switch {
  display: flex;
  border: 1px solid var(--line);
  background: var(--paper);
}

.lang-switch button {
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  padding: 7px 9px;
  cursor: pointer;
}

.lang-switch button[aria-pressed="true"] {
  color: var(--paper);
  background: var(--ink);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.nav-toggle-box,
.nav-toggle-box::before,
.nav-toggle-box::after {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  position: relative;
}

.nav-toggle-box::before,
.nav-toggle-box::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle-box::before { top: -6px; }
.nav-toggle-box::after { top: 6px; }

.site-header.is-open .nav-toggle-box { background: transparent; }
.site-header.is-open .nav-toggle-box::before { top: 0; transform: rotate(45deg); }
.site-header.is-open .nav-toggle-box::after { top: 0; transform: rotate(-45deg); }

.hero {
  padding: 72px 0 56px;
}

.hero-title {
  margin: 10px 0 18px;
  font-size: clamp(3.2rem, 9vw, 7rem);
  line-height: 0.9;
  letter-spacing: -0.04em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px 22px;
  margin-top: 28px;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  list-style: none;
  margin: 32px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  background: var(--ink);
  color: var(--bg);
  text-decoration: none;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  text-transform: uppercase;
}

html[lang="zh"] .button {
  text-transform: none;
  letter-spacing: 0.14em;
  font-size: 0.92rem;
}

.button:hover {
  background: #000;
}

.text-link,
.inquire-link {
  color: var(--ink);
  text-underline-offset: 4px;
}

.inquire-link {
  font-size: 0.84rem;
  letter-spacing: 0.04em;
}

html[lang="zh"] .inquire-link {
  letter-spacing: 0.08em;
}

.marquee-section {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.marquee {
  overflow: hidden;
  padding: 28px 0;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee-scroll 90s linear infinite;
}

.marquee.is-paused .marquee-track {
  animation-play-state: paused;
}

.marquee-group {
  display: flex;
  gap: 18px;
  padding-right: 18px;
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.marquee-card {
  width: 230px;
  flex: 0 0 auto;
  color: inherit;
  text-decoration: none;
  display: block;
}

.marquee-card .media {
  aspect-ratio: 4 / 5;
}

.marquee-card .product-name {
  margin: 12px 0 4px;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.section {
  padding: 80px 0;
  background: var(--bg);
}

.section-head {
  display: grid;
  gap: 12px;
  margin-bottom: 32px;
  max-width: 40rem;
}

.filter-block + .filter-block {
  margin-top: 14px;
}

.filter-label {
  margin: 0 0 4px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

html[lang="zh"] .filter-label {
  letter-spacing: 0.2em;
  text-transform: none;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
}

.chip {
  background: none;
  border: 0;
  padding: 6px 0;
  font: inherit;
  font-size: 0.95rem;
  color: var(--muted);
  cursor: pointer;
}

.chip[aria-pressed="true"] {
  color: var(--ink);
  box-shadow: inset 0 -1px 0 var(--ink);
}

.count,
.status {
  color: var(--muted);
  font-size: 0.88rem;
}

.count {
  margin: 22px 0 8px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px 18px;
  margin-top: 12px;
}

.product {
  min-width: 0;
  background: transparent;
}

.product.is-picked .media {
  outline: 1px solid var(--ink);
  outline-offset: 4px;
}

.media {
  position: relative;
  aspect-ratio: 4 / 5;
  background: #f3f1ec;
  overflow: hidden;
}

.media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--ink);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 4px 7px;
}

html[lang="zh"] .badge {
  letter-spacing: 0.12em;
  text-transform: none;
  font-size: 0.75rem;
}

.badge.soldout {
  background: var(--ink);
  color: var(--bg);
}

.product-body {
  display: grid;
  gap: 6px;
  padding-top: 14px;
}

.brand-line,
.meta-line,
.spec-line,
.point {
  margin: 0;
}

.brand-line {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.product-name {
  margin: 0;
  font-size: 1.28rem;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.color-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: var(--charcoal);
  font-size: 0.92rem;
}

.swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid var(--line);
  flex: 0 0 auto;
}

.spec-line,
.point {
  color: var(--muted);
  font-size: 0.88rem;
}

.price-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 4px 0 0;
}

.price {
  font-size: 1rem;
  letter-spacing: 0.01em;
}

.was {
  color: var(--muted);
  text-decoration: line-through;
  font-size: 0.88rem;
}

.about-grid {
  display: grid;
  gap: 28px;
}

.about-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.about-points li {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.about-points h3 {
  margin: 0 0 6px;
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
}

.about-points p {
  margin: 0;
  color: var(--charcoal);
}

.inquire-inner {
  max-width: 36rem;
  display: grid;
  gap: 14px;
}

.link-box {
  margin-top: 8px;
  border: 1px solid var(--line);
  background: var(--paper);
  padding: 14px 16px;
}

.link-box span {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

html[lang="zh"] .link-box span {
  letter-spacing: 0.16em;
  text-transform: none;
}

.link-box code {
  font-family: var(--mono);
  font-size: 0.92rem;
  word-break: break-all;
  color: var(--ink);
}

.hint {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.site-footer {
  background: var(--bg);
  border-top: 1px solid var(--line);
  padding: 28px 0 40px;
}

.music-dock {
  display: flex;
  justify-content: flex-end;
  padding-top: max(10px, env(safe-area-inset-top));
  padding-bottom: 2px;
}

.music-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 14px 0 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  font: inherit;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  backdrop-filter: blur(12px);
}

html[lang="zh"] .music-toggle {
  letter-spacing: 0.12em;
  text-transform: none;
  font-size: 0.82rem;
}

.music-toggle:hover {
  border-color: var(--ink);
}

.music-toggle[aria-pressed="true"] {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.music-glyph {
  width: 16px;
  height: 16px;
  display: block;
  fill: currentColor;
}

.music-toggle[aria-pressed="true"] .music-note,
.music-toggle:not([aria-pressed="true"]) .music-pause {
  display: none;
}

.footer-grid {
  display: grid;
  gap: 14px;
}

.footer-tag,
.footer-note {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 18px;
}

.footer-nav a {
  color: var(--ink);
  text-decoration: none;
}

.noscript {
  margin: 0;
  padding: 12px 20px;
  background: var(--ink);
  color: var(--bg);
}

.empty {
  margin: 12px 0 0;
  color: var(--muted);
}

@media (min-width: 700px) {
  .grid {
    grid-template-columns: 1fr 1fr;
    gap: 42px 22px;
  }
}

@media (min-width: 900px) {
  .about-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 64px;
    align-items: start;
  }

  .footer-grid {
    grid-template-columns: 1.2fr auto;
    align-items: end;
  }

  .footer-note {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1100px) {
  .grid {
    grid-template-columns: 1fr 1fr 1fr 1fr;
  }
}

@media (max-width: 1120px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-header {
    position: sticky;
  }

  .header-bar {
    position: static;
  }

  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    margin-left: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 6px 22px 16px;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }

  .site-header.is-open .site-nav {
    display: flex;
  }

  .site-nav a,
  .site-nav button {
    padding: 11px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .marquee-track { animation: none; }
  .marquee { overflow-x: auto; }
}