:root {
  color-scheme: dark;
  --bg: #071221;
  --bg-deep: #030814;
  --panel: #0d1f36;
  --panel-soft: #102842;
  --text: #f7fbff;
  --muted: #a7b5c8;
  --line: rgba(255, 255, 255, 0.14);
  --gold: #d6a43a;
  --gold-soft: rgba(214, 164, 58, 0.18);
  --blue: #1469ff;
  --cyan: #43d4ff;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.36);
}

[data-theme="blue-gold"] {
  color-scheme: dark;
  --bg: #071221;
  --bg-deep: #030814;
  --panel: #0d1f36;
  --panel-soft: #102842;
  --text: #f7fbff;
  --muted: #a7b5c8;
  --line: rgba(255, 255, 255, 0.14);
  --gold: #d6a43a;
  --gold-soft: rgba(214, 164, 58, 0.18);
  --blue: #1469ff;
  --cyan: #43d4ff;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.36);
}

[data-theme="obsidian-gold"] {
  color-scheme: dark;
  --bg: #08090b;
  --bg-deep: #000000;
  --panel: #151312;
  --panel-soft: #211d18;
  --text: #fff8e8;
  --muted: #c8bfae;
  --line: rgba(230, 190, 112, 0.22);
  --gold: #e5b955;
  --gold-soft: rgba(229, 185, 85, 0.2);
  --blue: #6d7685;
  --cyan: #d9b96a;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.44);
}

[data-theme="stone-light"] {
  color-scheme: light;
  --bg: #f2f5f8;
  --bg-deep: #dce5ef;
  --panel: #ffffff;
  --panel-soft: #edf3f8;
  --text: #0d1726;
  --muted: #526173;
  --line: rgba(13, 23, 38, 0.14);
  --gold: #b88625;
  --gold-soft: rgba(184, 134, 37, 0.16);
  --blue: #0f4ea8;
  --cyan: #1c78b7;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(20, 34, 56, 0.16);
}

[data-theme="architect-white"] {
  color-scheme: light;
  --bg: #f8fafc;
  --bg-deep: #e7eef6;
  --panel: #ffffff;
  --panel-soft: #eef3f8;
  --text: #111827;
  --muted: #5c6675;
  --line: rgba(17, 24, 39, 0.13);
  --gold: #a67620;
  --gold-soft: rgba(166, 118, 32, 0.13);
  --blue: #1d4f91;
  --cyan: #3b82c4;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(27, 42, 68, 0.13);
}

[data-theme="quarry-stone"] {
  color-scheme: light;
  --bg: #e9ece8;
  --bg-deep: #cdd3cc;
  --panel: #f7f8f5;
  --panel-soft: #dde2dc;
  --text: #1d2420;
  --muted: #5f6b64;
  --line: rgba(29, 36, 32, 0.15);
  --gold: #8f7b4f;
  --gold-soft: rgba(143, 123, 79, 0.18);
  --blue: #506d7a;
  --cyan: #7596a2;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(33, 44, 38, 0.16);
}

[data-theme="industrial-graphite"] {
  color-scheme: dark;
  --bg: #15191e;
  --bg-deep: #090c10;
  --panel: #20262c;
  --panel-soft: #2d333a;
  --text: #f4f5f2;
  --muted: #b4bbb9;
  --line: rgba(255, 255, 255, 0.13);
  --gold: #c49b54;
  --gold-soft: rgba(196, 155, 84, 0.18);
  --blue: #6f8794;
  --cyan: #a3b3bd;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.38);
}

[data-theme="sandstone-bronze"] {
  color-scheme: light;
  --bg: #efe8dc;
  --bg-deep: #d8c8ad;
  --panel: #fffaf0;
  --panel-soft: #eadcc8;
  --text: #251b12;
  --muted: #72604e;
  --line: rgba(55, 39, 24, 0.15);
  --gold: #a9662d;
  --gold-soft: rgba(169, 102, 45, 0.17);
  --blue: #625b51;
  --cyan: #9e7c58;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(75, 53, 31, 0.17);
}

[data-theme="showroom-contrast"] {
  color-scheme: dark;
  --bg: #050505;
  --bg-deep: #000000;
  --panel: #121212;
  --panel-soft: #1d1d1d;
  --text: #ffffff;
  --muted: #b8b8b8;
  --line: rgba(255, 255, 255, 0.16);
  --gold: #f0c15a;
  --gold-soft: rgba(240, 193, 90, 0.18);
  --blue: #f5f5f5;
  --cyan: #d8d8d8;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.5);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 72% 2%, rgba(20, 105, 255, 0.36), transparent 32rem),
    radial-gradient(circle at 14% 12%, rgba(67, 212, 255, 0.13), transparent 28rem),
    linear-gradient(180deg, var(--bg), var(--bg-deep));
  color: var(--text);
  font-family:
    "Microsoft YaHei",
    "PingFang SC",
    system-ui,
    sans-serif;
}

main,
section,
article,
div,
p,
h1,
h2,
h3,
a,
button,
span,
li {
  overflow-wrap: anywhere;
}

[data-theme="stone-light"] body,
body[data-theme="stone-light"],
body[data-theme="architect-white"],
body[data-theme="quarry-stone"],
body[data-theme="sandstone-bronze"] {
  background:
    radial-gradient(circle at 72% 2%, color-mix(in srgb, var(--blue) 18%, transparent), transparent 32rem),
    radial-gradient(circle at 14% 12%, color-mix(in srgb, var(--gold) 16%, transparent), transparent 28rem),
    linear-gradient(180deg, var(--bg), var(--bg-deep));
}

body[data-theme="industrial-graphite"],
body[data-theme="showroom-contrast"],
body[data-theme="obsidian-gold"] {
  background:
    radial-gradient(circle at 72% 2%, color-mix(in srgb, var(--blue) 18%, transparent), transparent 32rem),
    radial-gradient(circle at 14% 12%, color-mix(in srgb, var(--gold) 16%, transparent), transparent 28rem),
    linear-gradient(180deg, var(--bg), var(--bg-deep));
}

body.nav-open .main-nav {
  display: grid;
}

button,
input,
select,
textarea {
  font: inherit;
}

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

a {
  color: inherit;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  min-height: 76px;
  padding: 14px clamp(18px, 4vw, 64px);
  border-bottom: 1px solid var(--line);
  background: rgba(3, 8, 20, 0.74);
  backdrop-filter: blur(18px);
}

.brand img {
  width: min(220px, 48vw);
  height: auto;
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.main-nav a,
.header-cta,
.button,
.product-card a {
  text-decoration: none;
}

.main-nav a:hover,
.product-card a:hover {
  color: var(--gold);
}

.main-nav [data-language-switch] {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 11px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.main-nav [data-language-switch]:hover {
  border-color: rgba(214, 164, 58, 0.55);
  color: var(--gold);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.header-cta,
.button.primary {
  background: var(--gold);
  color: #09101d;
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
}

.button[aria-disabled="true"] {
  opacity: 0.52;
  pointer-events: none;
  cursor: not-allowed;
}

.header-cta:hover,
.button:hover {
  transform: translateY(-2px);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.theme-switcher {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  max-width: min(680px, calc(100vw - 36px));
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(3, 8, 20, 0.78);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.custom-theme-panel {
  width: 100%;
  color: var(--text);
}

.custom-theme-panel summary {
  cursor: pointer;
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  list-style-position: inside;
}

.custom-theme-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
}

.custom-theme-grid label,
.custom-theme-grid button {
  display: grid;
  gap: 5px;
  min-height: 44px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
}

.custom-theme-grid input[type="color"] {
  width: 100%;
  height: 28px;
  padding: 0;
  border: 0;
  background: transparent;
}

.custom-theme-grid input[type="file"] {
  max-width: 170px;
  color: var(--muted);
  font-size: 11px;
}

.custom-theme-grid button {
  cursor: pointer;
  color: #09101d;
  background: var(--gold);
}

body[data-theme="stone-light"] .theme-switcher {
  background: rgba(255, 255, 255, 0.86);
}

.theme-switcher span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.theme-switcher button {
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
}

.theme-switcher button.is-active {
  border-color: var(--gold);
  background: var(--gold);
  color: #09101d;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr);
  gap: clamp(32px, 6vw, 82px);
  align-items: center;
  min-height: calc(100vh - 76px);
  padding: clamp(54px, 7vw, 94px) clamp(18px, 5vw, 82px) 42px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.inquiry-copy h2 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: 0;
}

.hero h1 {
  max-width: 10em;
  font-size: clamp(48px, 6.8vw, 88px);
}

.hero-lead {
  max-width: 720px;
  margin: 24px 0 0;
  color: #d9e4f2;
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.75;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 34px 0 0;
}

.trust-strip div {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.trust-strip dt {
  color: var(--gold);
  font-size: 28px;
  font-weight: 900;
}

.trust-strip dd {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.hero-visual {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: linear-gradient(145deg, rgba(20, 105, 255, 0.28), rgba(214, 164, 58, 0.08));
  box-shadow: var(--shadow);
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.floating-card {
  position: absolute;
  right: 18px;
  bottom: 18px;
  max-width: calc(100% - 36px);
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  background: rgba(3, 8, 20, 0.74);
  backdrop-filter: blur(14px);
}

.floating-card span {
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
}

.floating-card strong {
  display: block;
  margin-top: 4px;
  font-size: 14px;
}

.section {
  padding: clamp(64px, 8vw, 112px) clamp(18px, 5vw, 82px);
}

.intro-band {
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.045);
}

.intro-band p {
  max-width: 1040px;
  margin: 0 auto;
  font-size: clamp(21px, 3vw, 36px);
  line-height: 1.45;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 34px;
}

.section-heading h2,
.inquiry-copy h2 {
  font-size: clamp(32px, 5vw, 56px);
}

.section-heading p,
.inquiry-copy p,
.advantage-card p,
.product-card p {
  color: var(--muted);
  line-height: 1.72;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.product-grid.catalog-four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.product-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.product-card img {
  width: 100%;
  aspect-ratio: 1.15 / 1;
  object-fit: cover;
}

.product-card div {
  padding: 22px;
}

.product-card span {
  color: var(--gold);
  font-weight: 900;
}

.product-card h3,
.advantage-card h3 {
  margin: 8px 0 0;
  font-size: 21px;
}

.product-card a {
  display: inline-flex;
  margin-top: 8px;
  color: var(--gold);
  font-weight: 800;
}

.scenes {
  background: linear-gradient(180deg, rgba(20, 105, 255, 0.12), rgba(255, 255, 255, 0.03));
}

.scene-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.scene-list span {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: #e7eef8;
  font-weight: 800;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.advantage-card {
  min-height: 210px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.capability-label {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 8px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.service-layout {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(20, 105, 255, 0.08)),
    rgba(255, 255, 255, 0.025);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.resource-layout {
  padding-top: 42px;
}

.resource-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.resource-card {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 250px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(214, 164, 58, 0.1), transparent 44%),
    rgba(255, 255, 255, 0.055);
}

.resource-card span {
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.resource-card h3 {
  margin: 0;
  color: var(--text);
  font-size: 21px;
}

.resource-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.resource-card .resource-status {
  color: #dbe6f4;
  font-size: 13px;
  font-weight: 800;
}

.resource-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  justify-self: start;
  min-height: 38px;
  margin-top: 4px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--gold);
  text-decoration: none;
  font-weight: 900;
}

.resource-action:hover {
  border-color: var(--gold);
  background: var(--gold-soft);
}

.service-card {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 240px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.service-card span {
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.service-card h3,
.faq-item h3 {
  margin: 0;
  color: var(--text);
}

.service-card p,
.faq-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.faq-layout {
  border-top: 1px solid var(--line);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.faq-item {
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.inquiry-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: start;
  background:
    linear-gradient(135deg, rgba(214, 164, 58, 0.16), transparent 38%),
    rgba(255, 255, 255, 0.035);
}

.inquiry-form {
  display: grid;
  gap: 14px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.inquiry-form label {
  display: grid;
  gap: 8px;
  color: #eaf1fb;
  font-weight: 800;
}

.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(3, 8, 20, 0.72);
  color: var(--text);
  padding: 12px 14px;
}

.inquiry-form input:focus,
.inquiry-form select:focus,
.inquiry-form textarea:focus {
  outline: 2px solid color-mix(in srgb, var(--gold), transparent 30%);
  outline-offset: 2px;
}

.form-action-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.form-draft-preview {
  min-height: 138px;
  margin: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(3, 8, 20, 0.36);
  color: var(--text);
  font-size: 13px;
  line-height: 1.65;
  white-space: pre-line;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 5vw, 82px);
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer img {
  width: 210px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-links a {
  color: var(--text);
  font-size: 0.92rem;
}

.legal-page {
  padding: 0 clamp(18px, 5vw, 82px) 72px;
}

.legal-hero {
  max-width: 880px;
  padding: clamp(74px, 10vw, 132px) 0 30px;
}

.legal-hero h1 {
  margin: 12px 0 18px;
  font-size: clamp(2.3rem, 7vw, 5.2rem);
  line-height: 0.95;
}

.legal-hero p,
.legal-content p {
  max-width: 72ch;
  color: var(--muted);
  line-height: 1.8;
}

.legal-content {
  display: grid;
  gap: 18px;
  max-width: 980px;
}

.legal-content article {
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.legal-content h2 {
  margin: 0 0 10px;
  font-size: 1.18rem;
}

.legal-content a {
  color: var(--gold);
}

.legal-review-note {
  color: var(--text);
}

.catalog-hero {
  padding: clamp(58px, 8vw, 112px) clamp(18px, 5vw, 82px) 36px;
}

.catalog-hero h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 1.05;
  letter-spacing: 0;
}

.catalog-hero p:not(.eyebrow) {
  max-width: 860px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.catalog-section {
  padding-top: 28px;
}

.catalog-taxonomy {
  display: grid;
  gap: 22px;
  margin-bottom: 26px;
}

.compact-heading {
  margin-bottom: 0;
}

.taxonomy-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.taxonomy-card {
  display: grid;
  align-content: start;
  gap: 10px;
  min-height: 270px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.055);
}

.taxonomy-card span {
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.taxonomy-card h3 {
  margin: 0;
  color: var(--text);
  font-size: 20px;
  line-height: 1.2;
}

.taxonomy-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.taxonomy-card .taxonomy-zh-name {
  color: #dbe6f4;
  font-weight: 800;
}

.taxonomy-list {
  display: grid;
  gap: 6px;
  margin: 0;
  padding-left: 18px;
  color: #dbe6f4;
  font-size: 13px;
  line-height: 1.5;
}

.taxonomy-list li::marker {
  color: var(--gold);
}

.taxonomy-keywords {
  font-size: 12px;
}

.catalog-toolbar {
  display: grid;
  grid-template-columns: minmax(240px, 1.4fr) minmax(180px, 0.8fr) minmax(220px, 1fr) auto auto;
  gap: 14px;
  align-items: end;
  margin-bottom: 18px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel) 82%, transparent);
  box-shadow: var(--shadow);
}

.catalog-toolbar label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.catalog-toolbar input,
.catalog-toolbar select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: color-mix(in srgb, var(--panel-soft) 72%, transparent);
  color: var(--text);
  padding: 10px 12px;
  outline: none;
}

.catalog-toolbar input:focus,
.catalog-toolbar select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-soft);
}

.catalog-reset,
.catalog-inquiry {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  font-weight: 800;
  cursor: pointer;
}

.catalog-reset {
  padding: 0 18px;
}

.catalog-count {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
}

.catalog-count strong {
  color: var(--gold);
  font-size: 22px;
}

.catalog-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.catalog-table {
  width: 100%;
  min-width: 1080px;
  border-collapse: collapse;
}

.catalog-table th,
.catalog-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.catalog-table th {
  color: var(--gold);
  font-size: 13px;
  white-space: nowrap;
}

.catalog-table td {
  color: #dbe6f4;
  font-size: 14px;
  line-height: 1.55;
}

.catalog-table td:first-child {
  color: var(--gold);
  font-weight: 900;
}

.catalog-inquiry {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 12px;
  color: var(--gold);
  text-decoration: none;
  white-space: nowrap;
}

.catalog-inquiry:hover,
.catalog-reset:hover {
  border-color: var(--gold);
  background: var(--gold-soft);
}

.catalog-empty {
  margin-top: 18px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel) 72%, transparent);
}

.catalog-empty h2 {
  margin: 0 0 8px;
  font-size: 24px;
}

.catalog-empty p {
  max-width: 58ch;
  color: var(--muted);
}

.detail-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(380px, 1.08fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  min-height: 76dvh;
  padding: clamp(78px, 10vw, 132px) clamp(18px, 5vw, 82px) 46px;
}

.detail-copy {
  display: grid;
  gap: 18px;
}

.back-link {
  width: fit-content;
  color: var(--gold);
  text-decoration: none;
  font-size: 14px;
  font-weight: 800;
}

.detail-copy h1 {
  margin: 0;
  font-size: clamp(42px, 6vw, 78px);
  line-height: 1.04;
  letter-spacing: 0;
}

.detail-en-name,
.detail-series-map {
  max-width: 60ch;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.mobile-safe-actions {
  max-width: 100%;
}

.mobile-safe-actions .button {
  min-width: 0;
  text-align: center;
}

.mobile-contact-bar {
  display: none;
}

.mobile-contact-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 900;
  text-decoration: none;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

.mobile-contact-action:active {
  transform: scale(0.98);
}

.mobile-contact-action.primary {
  border: 1px solid color-mix(in srgb, var(--gold), transparent 20%);
  color: #07111f;
  background: var(--gold);
}

.mobile-contact-action.secondary {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.contact-status {
  max-width: 58ch;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.contact-status-inline {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.detail-visual {
  min-height: 430px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--panel);
}

.detail-visual img {
  width: 100%;
  height: 100%;
  min-height: 430px;
  object-fit: cover;
  display: block;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding-top: 28px;
}

.detail-panel {
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
}

.detail-panel.wide {
  grid-column: 1 / -1;
}

.english-detail-panel {
  border-color: rgba(214, 164, 58, 0.34);
  background:
    linear-gradient(135deg, rgba(20, 105, 255, 0.12), transparent 42%),
    rgba(255, 255, 255, 0.055);
}

.detail-conversion-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.62fr);
  gap: clamp(20px, 4vw, 42px);
  align-items: center;
  border-color: rgba(214, 164, 58, 0.38);
  background:
    linear-gradient(135deg, rgba(214, 164, 58, 0.14), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.035));
}

.conversion-copy p:not(.eyebrow) {
  max-width: 68ch;
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.conversion-actions {
  display: grid;
  gap: 12px;
  max-width: 100%;
}

.conversion-actions .button {
  width: 100%;
}

.conversion-note-list {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.conversion-note-list li {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 13px;
  color: #dbe6f4;
  background: rgba(255, 255, 255, 0.055);
  font-size: 13px;
  font-weight: 800;
}

.english-summary {
  max-width: 82ch;
  margin: 0 0 18px;
  color: #dbe6f4;
  font-size: 17px;
  line-height: 1.7;
}

.detail-panel h2 {
  margin: 0 0 18px;
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.12;
}

.detail-panel h3 {
  margin: 0;
  color: #eff6ff;
  font-size: 16px;
  line-height: 1.35;
}

.detail-info-columns {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.detail-info-columns > div {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 100%;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
}

.detail-spec-list {
  display: grid;
  gap: 12px;
  margin: 0;
}

.detail-spec-list div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  padding: 13px 0;
  border-top: 1px solid var(--line);
}

.detail-spec-list dt {
  color: var(--muted);
}

.detail-spec-list dd {
  margin: 0;
  color: #eff6ff;
  font-weight: 800;
}

.scene-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.scene-chip-list li {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 13px;
  color: #eff6ff;
  background: rgba(255, 255, 255, 0.06);
}

.detail-bullet-list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.65;
}

.detail-bullet-list li::marker {
  color: var(--gold);
}

.spec-field-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.spec-field-list li {
  display: grid;
  grid-template-columns: minmax(96px, 0.42fr) minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
}

.spec-field-label {
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.45;
}

.spec-field-value {
  color: #eff6ff;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.6;
}

.inquiry-preview {
  min-height: 180px;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #eff6ff;
  background: rgba(255, 255, 255, 0.05);
  line-height: 1.7;
  white-space: pre-line;
}

.detail-note-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.detail-note-grid p {
  margin: 0;
  min-height: 92px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  line-height: 1.65;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 560ms ease,
    transform 560ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.cookie-consent {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 80;
  display: grid;
  gap: 14px;
  width: min(440px, calc(100vw - 36px));
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(3, 8, 20, 0.96);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.36);
  color: #e5edf8;
}

.cookie-consent p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.cookie-consent-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.cookie-consent a,
.cookie-consent button {
  min-height: 40px;
  padding: 0 14px;
  border-radius: 8px;
  color: #e5edf8;
  font: inherit;
  font-size: 13px;
  font-weight: 800;
}

.cookie-consent a {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.cookie-consent button {
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
}

.cookie-consent button.primary {
  border-color: transparent;
  background: var(--gold);
  color: #08111f;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

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

  .header-cta:hover,
  .button:hover {
    transform: none;
  }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto auto;
  }

  .main-nav {
    position: absolute;
    left: 18px;
    right: 18px;
    top: 76px;
    display: none;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(3, 8, 20, 0.96);
  }

  .nav-toggle {
    display: block;
    justify-self: end;
  }

  .header-cta {
    display: none;
  }

  .hero,
  .detail-hero,
  .inquiry-section,
  .detail-conversion-panel {
    grid-template-columns: 1fr;
  }

  .product-grid,
  .advantage-grid,
  .resource-grid,
  .service-grid,
  .faq-grid,
  .taxonomy-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-grid.catalog-four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .catalog-toolbar {
    grid-template-columns: 1fr 1fr;
  }

  .catalog-search,
  .catalog-count {
    grid-column: 1 / -1;
  }

  .detail-grid,
  .detail-info-columns,
  .detail-note-grid {
    grid-template-columns: 1fr 1fr;
  }

  .scene-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  body {
    padding-bottom: calc(86px + env(safe-area-inset-bottom));
  }

  .hero {
    min-height: auto;
  }

  .hero h1 {
    font-size: 42px;
  }

  .trust-strip,
  .product-grid,
  .product-grid.catalog-four,
  .advantage-grid,
  .resource-grid,
  .service-grid,
  .faq-grid,
  .taxonomy-grid,
  .scene-list {
    grid-template-columns: 1fr;
  }

  .catalog-toolbar {
    grid-template-columns: 1fr;
  }

  .detail-grid,
  .detail-info-columns,
  .detail-note-grid,
  .detail-spec-list div,
  .spec-field-list li {
    grid-template-columns: 1fr;
  }

  .detail-visual,
  .detail-visual img {
    min-height: 280px;
  }

  .brand img,
  .site-footer img {
    width: 180px;
  }

  .mobile-contact-bar {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 60;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 10px;
    padding-bottom: calc(10px + env(safe-area-inset-bottom));
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 8px;
    background: rgba(3, 8, 20, 0.92);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.32);
    backdrop-filter: blur(16px);
  }
}

@media (max-width: 420px) {
  .site-header {
    gap: 12px;
    padding-inline: 14px;
  }

  .brand img,
  .site-footer img {
    width: min(168px, 58vw);
  }

  .detail-hero {
    padding-inline: 14px;
  }

  .section {
    padding-inline: 14px;
  }

  .detail-copy h1,
  .catalog-hero h1,
  .hero h1 {
    font-size: 38px;
  }

  .detail-actions,
  .hero-actions,
  .contact-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .mobile-safe-actions .button,
  .form-action-row .button {
    width: 100%;
    min-height: 46px;
  }

  .cookie-consent {
    left: 10px;
    right: 10px;
    bottom: calc(92px + env(safe-area-inset-bottom));
    width: auto;
  }

  .cookie-consent-actions {
    justify-content: stretch;
  }

  .cookie-consent a,
  .cookie-consent button {
    flex: 1 1 auto;
    justify-content: center;
  }

  .theme-switcher {
    left: 10px;
    right: 10px;
    bottom: 10px;
    max-width: calc(100vw - 20px);
  }

  .custom-theme-grid {
    grid-template-columns: 1fr;
  }

  .detail-panel,
  .inquiry-form,
  .catalog-toolbar {
    padding: 18px;
  }

  .conversion-note-list li,
  .scene-chip-list li {
    width: 100%;
  }
}