@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');
@font-face {
  font-family: 'Alibaba PuHuiTi';
  src: url('https://cdn.jsdelivr.net/npm/alibaba-puhuiti-2@1.0.1/AlibabaPuHuiTi-2-45-Light.woff2') format('woff2');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Alibaba PuHuiTi';
  src: url('https://cdn.jsdelivr.net/npm/alibaba-puhuiti-2@1.0.1/AlibabaPuHuiTi-2-55-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Alibaba PuHuiTi';
  src: url('https://cdn.jsdelivr.net/npm/alibaba-puhuiti-2@1.0.1/AlibabaPuHuiTi-2-65-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Alibaba PuHuiTi';
  src: url('https://cdn.jsdelivr.net/npm/alibaba-puhuiti-2@1.0.1/AlibabaPuHuiTi-2-75-SemiBold.woff2') format('woff2');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Alibaba PuHuiTi';
  src: url('https://cdn.jsdelivr.net/npm/alibaba-puhuiti-2@1.0.1/AlibabaPuHuiTi-2-85-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --black: #0a0a0a;
  --white: #fafaf9;
  --warm-white: #f5f3f0;
  --grey-100: #e8e6e3;
  --grey-200: #d1cfcc;
  --grey-400: #8a8784;
  --grey-600: #5a5856;
  --grey-800: #2d2b29;
  --accent: #b08d57;
  --accent-light: #d4b98a;
  --accent-dark: #8a6d3b;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Outfit', 'Alibaba PuHuiTi', sans-serif;
  color: var(--grey-800);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ===== HERO ===== */
.hero {
  height: 100vh;
  min-height: 700px;
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--black);
}
.hero-bg {
  position: absolute;
  inset: 0;
  opacity: 1;
  transform: scale(1.05);
  animation: heroZoom 20s ease-in-out infinite alternate;
}
@keyframes heroZoom {
  from { transform: scale(1.05); }
  to { transform: scale(1.12); }
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.95) 0%, rgba(10,10,10,0.3) 40%, rgba(10,10,10,0.1) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 60px 80px;
  max-width: 900px;
  animation: fadeUp 1.2s ease-out;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-tag {
  font-size: 12px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  font-weight: 500;
}
.hero-title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(48px, 7vw, 96px);
  font-weight: 300;
  color: #fff;
  line-height: 1.05;
  margin-bottom: 8px;
}
.hero-title strong {
  font-weight: 600;
}
.hero-sub {
  font-size: 18px;
  color: rgba(255,255,255,0.55);
  font-weight: 300;
  margin-bottom: 24px;
  line-height: 1.6;
}
.hero-sub-cn {
  font-family: 'Alibaba PuHuiTi', sans-serif;
  font-size: 16px;
  color: rgba(255,255,255,0.4);
  font-weight: 300;
  line-height: 1.8;
}

/* ===== SECTIONS ===== */
section {
  padding: 120px 60px;
}
@media (max-width: 768px) {
  section { padding: 80px 24px; }
  .hero-content { padding: 0 24px 60px; }
  .nav { padding: 20px 24px; }
  .nav.scrolled { padding: 14px 24px; }
  .lang-toggle { right: 20px; top: 20px; }
}

.section-label {
  font-size: 11px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  font-weight: 600;
}
.section-title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 400;
  color: var(--grey-800);
  line-height: 1.15;
  margin-bottom: 8px;
}
.section-title-cn {
  font-family: 'Alibaba PuHuiTi', sans-serif;
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 300;
  color: var(--grey-400);
  margin-bottom: 32px;
}

/* ===== FEATURES BADGES ===== */
.features-section {
  background: var(--black);
  color: #fff;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 32px;
  max-width: 1100px;
  margin-top: 60px;
}
.feature-card {
  text-align: center;
  padding: 32px 16px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  background: rgba(255,255,255,0.03);
  transition: all 0.4s ease;
}
.feature-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: var(--accent);
  transform: translateY(-4px);
}
.feature-icon {
  font-size: 28px;
  margin-bottom: 16px;
  display: block;
  opacity: 0.9;
}
.feature-en {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  color: #fff;
}
.feature-cn {
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  font-family: 'Alibaba PuHuiTi', sans-serif;
}

/* ===== GALLERY ===== */
.gallery-section {
  background: var(--warm-white);
}
.gallery-grid {
  display: grid;
  grid-auto-columns: 0.8fr;
  grid-template-columns: 1.2fr 0.8fr;
  grid-template-rows: 292px 292px;
  grid-auto-flow: column;
  gap: 16px;
  max-width: 1200px;
  margin-top: 48px;
}
.gallery-item {
  border-radius: 12px;
  overflow: hidden;
  position: relative;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}
.gallery-item:hover img {
  transform: scale(1.05);
}
.gallery-item:first-child {
  grid-row: 1 / 3;
  grid-column: 1;
}
.gallery-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 24px;
  background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.5px;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.gallery-item:hover .gallery-caption {
  opacity: 1;
}
@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    grid-auto-flow: row;
    height: auto;
  }
  .gallery-item { height: 280px; }
  .gallery-item:first-child { grid-row: auto; grid-column: auto; }
}

/* ===== ADVANTAGES — REDESIGNED ===== */
.advantages-section {
  background: var(--warm-white);
  padding-bottom: 0;
}

/* Tab navigation */
.adv-tabs {
  display: flex;
  gap: 8px;
  margin-top: 48px;
  max-width: 1200px;
  flex-wrap: wrap;
}
.adv-tab {
  padding: 14px 28px;
  border: 1px solid var(--grey-200);
  border-radius: 40px;
  background: #fff;
  cursor: pointer;
  transition: all 0.35s ease;
  user-select: none;
}
.adv-tab:hover {
  border-color: var(--accent);
}
.adv-tab.active {
  background: var(--grey-800);
  border-color: var(--grey-800);
}
.adv-tab .tab-en {
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--grey-800);
  transition: color 0.35s ease;
}
.adv-tab.active .tab-en {
  color: #fff;
}
.adv-tab .tab-cn {
  font-family: 'Alibaba PuHuiTi', sans-serif;
  font-size: 12px;
  color: var(--grey-400);
  margin-top: 2px;
  transition: color 0.35s ease;
}
.adv-tab.active .tab-cn {
  color: rgba(255,255,255,0.5);
}

/* Content panel */
.adv-panel-wrap {
  max-width: 1200px;
  margin-top: 40px;
  min-height: 480px;
}
.adv-panel {
  display: none;
  animation: advFadeIn 0.5s ease;
}
.adv-panel.active {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  align-items: stretch;
}
@keyframes advFadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Left: text content */
.adv-text {
  padding: 56px 56px 56px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.adv-text .adv-num {
  font-family: 'Outfit', sans-serif;
  font-size: 64px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
  opacity: 0.25;
}
.adv-text h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--grey-800);
  margin-bottom: 4px;
}
.adv-text .adv-h-cn {
  font-family: 'Alibaba PuHuiTi', sans-serif;
  font-size: 18px;
  color: var(--grey-400);
  font-weight: 400;
  margin-bottom: 24px;
}
.adv-text p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--grey-600);
  max-width: 480px;
}
.adv-text p.cn-body {
  font-family: 'Alibaba PuHuiTi', sans-serif;
  color: var(--grey-400);
  font-size: 14px;
  margin-top: 12px;
  line-height: 1.85;
}

/* Metric highlight bar */
.adv-metric {
  margin-top: 32px;
  display: flex;
  gap: 40px;
}
.adv-metric-item {
  text-align: center;
}
.adv-metric-value {
  font-family: 'Outfit', sans-serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--grey-800);
  line-height: 1.1;
}
.adv-metric-value .unit {
  font-size: 16px;
  font-weight: 400;
  color: var(--grey-400);
}
.adv-metric-label {
  font-size: 12px;
  color: var(--grey-400);
  margin-top: 4px;
  letter-spacing: 0.5px;
}
.adv-metric-sub {
  font-size: 11px;
  color: var(--accent);
  font-weight: 600;
}

/* Right: visual comparison */
.adv-visual-panel {
  background: var(--black);
  border-radius: 24px 24px 0 0;
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  min-height: 480px;
}
.adv-visual-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(176,141,87,0.08), transparent 70%);
  pointer-events: none;
}

/* Before/After slider */
.compare-container {
  position: relative;
  width: 100%;
  max-width: 420px;
  border-radius: 16px;
  overflow: hidden;
  cursor: ew-resize;
  aspect-ratio: 16/10;
  background: rgba(255,255,255,0.05);
}
.compare-container img {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.compare-after {
  clip-path: inset(0 50% 0 0);
  z-index: 2;
}
.compare-before {
  z-index: 1;
}
.compare-slider {
  position: absolute;
  top: 0;
  left: 50%;
  width: 3px;
  height: 100%;
  background: var(--accent);
  z-index: 3;
  transform: translateX(-50%);
  pointer-events: none;
}
.compare-slider::before,
.compare-slider::after {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.compare-slider::before {
  top: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 2px 12px rgba(0,0,0,0.3);
}
.compare-slider::after {
  display: none;
}
.compare-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 4;
  width: 44px;
  height: 44px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 16px rgba(0,0,0,0.35);
  pointer-events: none;
}
.compare-handle svg {
  width: 20px;
  height: 20px;
  fill: #fff;
}
.compare-label {
  position: absolute;
  bottom: 12px;
  z-index: 5;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  pointer-events: none;
}
.compare-label-left {
  left: 12px;
  background: var(--accent);
  color: #fff;
}
.compare-label-right {
  right: 12px;
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.7);
}
.visual-caption {
  text-align: center;
  margin-top: 20px;
  font-size: 12px;
  color: rgba(255,255,255,0.35);
  letter-spacing: 1px;
}
.visual-caption-cn {
  font-family: 'Alibaba PuHuiTi', sans-serif;
  font-size: 11px;
  color: rgba(255,255,255,0.2);
  margin-top: 2px;
}

/* Single image display (for tabs without before/after) */
.adv-single-img {
  width: 100%;
  max-width: 360px;
  border-radius: 16px;
  overflow: hidden;
}
.adv-single-img img {
  width: 100%;
  display: block;
}
.adv-img-pair {
  display: flex;
  gap: 16px;
  width: 100%;
  max-width: 420px;
}
.adv-img-pair .pair-item {
  flex: 1;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
}
.adv-img-pair .pair-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.pair-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 4px 12px;
  border-radius: 16px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.pair-badge.good {
  background: var(--accent);
  color: #fff;
}
.pair-badge.bad {
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.5);
}

@media (max-width: 900px) {
  .adv-panel.active {
    grid-template-columns: 1fr;
  }
  .adv-text { padding: 40px 0; }
  .adv-visual-panel {
    border-radius: 24px;
    min-height: 360px;
    padding: 32px;
  }
  .adv-metric { gap: 24px; }
  .adv-metric-value { font-size: 28px; }
}

/* ===== SPECS ===== */
.specs-section {
  background: var(--black);
  color: #fff;
}
.specs-section .section-title { color: #fff; }
.specs-section .section-title-cn { color: rgba(255,255,255,0.35); }
.specs-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  max-width: 1100px;
  margin-top: 60px;
}
.spec-table {
  width: 100%;
}
.spec-row {
  display: flex;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  align-items: baseline;
}
.spec-label {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  font-weight: 400;
  flex: 0 0 45%;
}
.spec-label .cn {
  display: block;
  font-family: 'Alibaba PuHuiTi', sans-serif;
  font-size: 12px;
  color: rgba(255,255,255,0.3);
  margin-top: 2px;
}
.spec-value {
  font-size: 14px;
  color: #fff;
  font-weight: 500;
  text-align: right;
}

/* ===== COLORS ===== */
.colors-panel {
  margin-top: 20px;
}
.colors-panel h3 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
}
.colors-panel .cn {
  font-size: 12px;
  color: rgba(255,255,255,0.35);
  font-family: 'Alibaba PuHuiTi', sans-serif;
  margin-bottom: 20px;
}
.color-swatches {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.color-swatch {
  text-align: center;
}
.color-swatch img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255,255,255,0.15);
  transition: border-color 0.3s ease;
}
.color-swatch:hover img {
  border-color: var(--accent);
}
.color-swatch span {
  display: block;
  font-size: 11px;
  color: rgba(255,255,255,0.45);
  margin-top: 8px;
}
.color-swatch .cn {
  font-size: 10px;
  color: rgba(255,255,255,0.25);
  font-family: 'Alibaba PuHuiTi', sans-serif;
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .specs-wrapper { grid-template-columns: 1fr; gap: 48px; }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
 
}

/* ===== APPLICATIONS ===== */
.app-section {
  background: var(--warm-white);
}
.app-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
  max-width: 900px;
}
.app-tag {
  padding: 14px 28px;
  border: 1px solid var(--grey-200);
  border-radius: 40px;
  font-size: 14px;
  color: var(--grey-600);
  background: #fff;
  transition: all 0.3s ease;
}
.app-tag:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}
.app-tag .cn {
  font-family: 'Alibaba PuHuiTi', sans-serif;
  font-size: 12px;
  color: var(--grey-400);
  display: block;
  margin-top: 2px;
}

/* ===== MAINTENANCE ===== */
.maint-section {
  background: var(--white);
}
.maint-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  max-width: 900px;
  margin-top: 48px;
}
.maint-card {
  padding: 36px;
  border-radius: 16px;
  background: var(--warm-white);
  border: 1px solid var(--grey-100);
}
.maint-card h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}
.maint-card .cn-h {
  font-family: 'Alibaba PuHuiTi', sans-serif;
  font-size: 13px;
  color: var(--grey-400);
  margin-bottom: 16px;
}
.maint-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--grey-600);
}
.maint-card p.cn-body {
  font-family: 'Alibaba PuHuiTi', sans-serif;
  font-size: 13px;
  color: var(--grey-400);
  margin-top: 8px;
}
@media (max-width: 768px) {
  .maint-grid { grid-template-columns: 1fr; }
}

 

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== DIVIDER ===== */
.divider {
  width: 60px;
  height: 1px;
  background: var(--accent);
  margin: 24px 0;
}
.divider-light {
  background: rgba(255,255,255,0.15);
}

/* ===== INTERACTIVE COLOR SELECTOR ===== */
.color-swatch {
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}
.color-swatch::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 24px;
  height: 2px;
  background: var(--accent);
  transition: transform 0.3s ease;
}
.color-swatch.active::after {
  transform: translateX(-50%) scaleX(1);
}
.color-swatch.active img {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px rgba(176,141,87,0.25);
}
.scene-preview {
  margin-top: 32px;
  opacity: 1;
  transition: opacity 0.4s ease;
}
.scene-preview.fading {
  opacity: 0;
}
.scene-img-wrap {
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 16/10;
  background: rgba(255,255,255,0.05);
}
.scene-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: opacity 0.3s ease;
}
.scene-caption {
  margin-top: 12px;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  font-weight: 400;
}
.scene-caption-cn {
  font-size: 12px;
  color: rgba(255,255,255,0.3);
  font-family: 'Alibaba PuHuiTi', sans-serif;
  margin-top: 2px;
}

/* ===== OTHER SIMILAR CASES ===== */
.other-cases-section {
  background: #f4f3f0;
  padding: 80px 60px;
}
.other-cases-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.other-case-item {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.other-case-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}
.other-case-item img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  display: block;
}
.other-case-title {
  padding: 12px 16px;
  font-size: 14px;
  color: var(--grey-800);
  font-family: 'Alibaba PuHuiTi', sans-serif;
  text-align: center;
  line-height: 1.4;
}
@media (max-width: 1200px) {
  .other-cases-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}
@media (max-width: 900px) {
  .other-cases-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 600px) {
  .other-cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .other-case-item img {
    height: 140px;
  }
  .other-cases-section {
    padding: 80px 20px;
  }
}

/* ===== SEARCH AND QUICK DEMAND ===== */
.search-quick-section {
  background: #fafaf9;
  padding: 80px clamp(60px, 6.25vw, 120px);
}

/* Search */
.sq-search-wrap {
  text-align: center;
  margin-bottom: 80px;
}
.sq-search-tip {
  font-size: 16px;
  color: var(--grey-600);
  margin-bottom: 32px;
  font-family: 'Alibaba PuHuiTi', sans-serif;
}
.sq-search-form {
  max-width: 700px;
  margin: 0 auto;
}
.sq-search-inner {
  display: flex;
  align-items: center;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  border: 1px solid var(--grey-200);
}
.sq-search-select {
  padding: 13px 20px;
  border: none;
  outline: none;
  font-size: 15px;
  color: var(--grey-800);
  background: transparent;
  cursor: pointer;
  font-family: 'Alibaba PuHuiTi', sans-serif;
  min-width: 100px;
}
.sq-search-divider {
  width: 1px;
  height: 24px;
  background: var(--grey-200);
}
.sq-search-input {
  flex: 1;
  padding: 13px 20px;
  border: none;
  outline: none;
  font-size: 15px;
  color: var(--grey-800);
  font-family: 'Alibaba PuHuiTi', sans-serif;
}
.sq-search-input::placeholder {
  color: var(--grey-400);
}
.sq-search-btn {
  padding: 13px 24px;
  align-self: stretch;
  background: var(--accent);
  border: none;
  cursor: pointer;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}
.sq-search-btn:hover {
  background: var(--accent-dark);
}

/* Demand */
.sq-demand-header {
  margin: 0 auto 50px;
  max-width: 1680px;
}
.sq-demand-body {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: clamp(48px, 4vw, 80px);
  margin: 0 auto;
  max-width: 1680px;
}

/* Form */
.sq-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}
.sq-form-group {
  display: flex;
  flex-direction: column;
}
.sq-form-group label {
  font-size: 14px;
  color: var(--grey-800);
  margin-bottom: 8px;
  font-family: 'Alibaba PuHuiTi', sans-serif;
}
.sq-required {
  color: var(--accent);
  font-size: 12px;
}
.sq-form-group input,
.sq-form-group textarea {
  padding: 14px 16px;
  border: 1px solid var(--grey-200);
  border-radius: 6px;
  font-size: 14px;
  color: var(--grey-800);
  font-family: 'Alibaba PuHuiTi', sans-serif;
  background: #fff;
  transition: border-color 0.3s ease;
}
.sq-form-group input:focus,
.sq-form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.sq-form-group input::placeholder,
.sq-form-group textarea::placeholder {
  color: var(--grey-400);
}
.sq-form-group textarea {
  min-height: 120px;
  resize: vertical;
}
.sq-form-full {
  margin-bottom: 24px;
}
.sq-submit-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 15px;
  cursor: pointer;
  transition: background 0.3s ease;
  font-family: 'Alibaba PuHuiTi', sans-serif;
}
.sq-submit-btn:hover {
  background: var(--accent-dark);
}
.feed-msg {
  margin-top: 16px;
  font-size: 14px;
  font-family: 'Alibaba PuHuiTi', sans-serif;
}
.feed-msg.green {
  color: #4caf50;
}

/* Contact Card */
.sq-contact-card {
  background: #fff;
  border-radius: 12px;
  padding: 40px;
  border: 1px solid var(--grey-200);
  height: fit-content;
}
.sq-contact-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--grey-800);
  font-family: 'Alibaba PuHuiTi', sans-serif;
}
.sq-contact-sub {
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--grey-400);
  margin-top: 4px;
  margin-bottom: 24px;
}
.sq-contact-line {
  height: 1px;
  background: var(--grey-200);
  margin: 24px 0;
}
.sq-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}
.sq-contact-icon {
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}
.sq-contact-label {
  font-size: 13px;
  color: var(--grey-400);
  font-family: 'Alibaba PuHuiTi', sans-serif;
  margin-bottom: 4px;
}
.sq-contact-value {
  font-size: 15px;
  color: var(--grey-800);
  font-family: 'Alibaba PuHuiTi', sans-serif;
}
.sq-contact-value a {
  color: var(--grey-800);
  text-decoration: none;
}
.sq-contact-value a:hover {
  color: var(--accent);
}
.sq-wechat {
  display: flex;
  align-items: center;
  gap: 16px;
}
.sq-wechat img {
  width: 80px;
  height: 80px;
  border-radius: 8px;
  border: 1px solid var(--grey-200);
}
.sq-wechat-name {
  font-size: 15px;
  color: var(--grey-800);
  font-family: 'Alibaba PuHuiTi', sans-serif;
  margin-bottom: 4px;
}
.sq-wechat-id {
  font-size: 13px;
  color: var(--grey-400);
  font-family: 'Alibaba PuHuiTi', sans-serif;
}

@media (max-width: 900px) {
  .search-quick-section {
    padding: 60px 24px;
  }
  .sq-demand-body {
    grid-template-columns: 1fr;
  }
  .sq-form-row {
    grid-template-columns: 1fr;
  }
  .sq-contact-card {
    padding: 24px;
  }
}
@media (max-width: 768px) {
  .sq-search-inner {
    flex-wrap: nowrap;
  }
  .sq-search-select {
    min-width: auto;
    padding-left: 16px;
    padding-right: 12px;
  }
  .sq-search-divider {
    display: none;
  }
  .sq-search-input {
    padding-left: 12px;
    padding-right: 12px;
    min-width: 0;
  }
  .sq-search-btn {
    padding-left: 19px;
    padding-right: 19px;
  }
}

/* ===== AREA SECTION ===== */
.area-section {
  padding: 60px 0;
  background-color: #f2f1ee;
}
.area-container {
  max-width: 1680px;
  margin: 0 auto;
  padding: 0 20px;
}
.area-card {
  background: #fff;
  border-radius: 12px;
  padding: 32px 28px 24px;
}
.area-header-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  padding-bottom: 16px;
  border-bottom: 1px solid #e8e8e8;
  margin-bottom: 0;
}
.area-header-cell {
  padding: 0 12px;
}
.area-title-cn {
  font-size: 16px;
  font-weight: 600;
  color: #222;
  margin-bottom: 4px;
}
.area-title-en {
  font-size: 12px;
  color: #999;
  font-weight: 400;
}
.area-body {
  display: flex;
  flex-direction: column;
}
.area-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  border-bottom: 1px solid #f0f0f0;
}
.area-row:last-child {
  border-bottom: none;
}
.area-cell {
  padding: 10px 12px;
  font-size: 14px;
  color: #444;
  line-height: 1.5;
  border-right: 1px solid #f5f5f5;
}
.area-cell:last-child {
  border-right: none;
}
.area-cell:empty {
  min-height: 20px;
}
.area-row-extra {
  display: none;
}
.area-row-extra.area-row-show {
  display: grid;
}
.area-more {
  text-align: center;
  margin-top: 30px;
}
.area-more-btn {
  display: inline-block;
  padding: 10px 32px;
  border: 1px solid #ccc;
  border-radius: 6px;
  background: #fff;
  color: #555;
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.3s;
}
.area-more-btn:hover {
  border-color: #999;
  color: #222;
}
.area-more-btn.area-btn-collapse {
  border: 2px solid #162e72;
  color: #162e72;
  font-weight: 600;
  padding: 12px 36px;
}
.area-more-btn.area-btn-collapse:hover {
  background: #162e72;
  color: #fff;
}

/* PC适配 */
@media (max-width: 1100px) {
  .area-cell {
    font-size: 12px;
  }
  .area-row-extra.area-row-show {
    display: grid;
  }
}
@media (max-width: 768px) {
  .area-section {
    display: none;
  }
}