/* ===== 徽姑娘礼品工作室 - 新中式轻奢风格 ===== */

@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@300;400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

/* ===== CSS Variables ===== */
:root {
  --color-primary: #B01C2E;       /* 朱砂红 */
  --color-primary-dark: #8B1520;  /* 深朱红 */
  --color-gold: #C4963A;          /* 古铜金 */
  --color-gold-light: #E8C97A;    /* 浅金 */
  --color-dark: #1A1A1A;          /* 墨黑 */
  --color-text: #2C2C2C;         /* 正文黑 */
  --color-text-light: #666666;   /* 浅灰文字 */
  --color-bg: #FAFAF7;           /* 米白底 */
  --color-bg-warm: #F5F0E8;      /* 暖白底 */
  --color-bg-dark: #1C1C1C;      /* 深色底 */
  --color-cream: #FBF6EE;        /* 奶油白 */
  --color-border: #E5DDD0;       /* 边框色 */
  --color-white: #FFFFFF;

  --font-display: 'Noto Serif SC', 'SimSun', serif;
  --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.14);
  --shadow-gold: 0 4px 20px rgba(196,150,58,0.2);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
  font-family: var(--font-body);
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg-warm);
}
::-webkit-scrollbar-thumb {
  background: var(--color-gold);
  border-radius: 3px;
}

/* ===== Utility ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 4px;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 16px;
  line-height: 1.3;
}

.section-subtitle {
  font-size: 15px;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

.section-divider {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
  margin: 20px auto 0;
  position: relative;
}

.section-divider::before,
.section-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  background: var(--color-gold);
  border-radius: 50%;
}

.section-divider::before { left: -8px; }
.section-divider::after { right: -8px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 1px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  cursor: pointer;
  font-family: var(--font-body);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border: 2px solid var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(176,28,46,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-gold {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-light));
  color: var(--color-white);
  border: none;
  box-shadow: var(--shadow-gold);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(196,150,58,0.35);
}

.btn-dark {
  background: var(--color-dark);
  color: var(--color-white);
  border: none;
}

.btn-dark:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
}

/* ===== TOP BAR ===== */
.top-bar {
  background: var(--color-dark);
  color: var(--color-white);
  padding: 8px 0;
  font-size: 13px;
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar a {
  color: var(--color-gold-light);
  margin-left: 6px;
}

.top-bar a:hover {
  color: var(--color-gold);
}

/* ===== HEADER / NAV ===== */
.header {
  background: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
  border-bottom: 1px solid var(--color-border);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  max-width: 1200px;
  margin: 0 auto;
  height: 72px;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 2px;
}

.logo-sub {
  font-size: 11px;
  color: var(--color-text-light);
  letter-spacing: 3px;
  font-weight: 400;
}

.logo-en {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--color-gold);
  text-transform: uppercase;
}

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

.nav-item {
  position: relative;
  padding: 6px 14px;
  font-size: 14px;
  color: var(--color-text);
  font-weight: 400;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}

.nav-item:hover,
.nav-item.active {
  color: var(--color-primary);
  background: rgba(176,28,46,0.06);
}

.nav-item.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-content {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--color-white);
  min-width: 180px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 100;
  padding: 8px 0;
}

.nav-dropdown:hover .nav-dropdown-content {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-content a {
  display: block;
  padding: 10px 20px;
  font-size: 13px;
  color: var(--color-text);
  transition: var(--transition);
}

.nav-dropdown-content a:hover {
  background: rgba(176,28,46,0.06);
  color: var(--color-primary);
  padding-left: 24px;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  transition: var(--transition);
}

/* ===== HERO / BANNER ===== */
.hero {
  position: relative;
  height: 600px;
  overflow: hidden;
}

.hero-slides {
  display: flex;
  height: 100%;
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-slide {
  min-width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
}

.hero-slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.hero-slide-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,26,26,0.7) 0%, rgba(26,26,26,0.3) 100%);
}

/* Slide 1: Copper - dark red/burgundy */
.hero-slide[data-slide="1"] .hero-slide-bg {
  background: linear-gradient(135deg, #3D1A1A 0%, #1A1A1A 100%);
}

/* Slide 2: Tea - warm gold */
.hero-slide[data-slide="2"] .hero-slide-bg {
  background: linear-gradient(135deg, #2A1E0A 0%, #1A1A1A 100%);
}

/* Slide 3: Corporate */
.hero-slide[data-slide="3"] .hero-slide-bg {
  background: linear-gradient(135deg, #0F1A2A 0%, #1A1A1A 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--color-white);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  width: 100%;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 4px;
  color: var(--color-gold-light);
  text-transform: uppercase;
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 0.2s;
}

.hero-tag::before {
  content: '';
  width: 30px;
  height: 1px;
  background: var(--color-gold);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 0.4s;
}

.hero-title span {
  color: var(--color-gold-light);
}

.hero-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.75);
  max-width: 520px;
  line-height: 1.8;
  margin-bottom: 36px;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 0.6s;
}

.hero-actions {
  display: flex;
  gap: 16px;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards 0.8s;
}

.hero-actions .btn-outline {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.4);
}

.hero-actions .btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-white);
}

/* Hero Decorations */
.hero-deco {
  position: absolute;
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  opacity: 0.12;
}

.hero-deco svg {
  width: 300px;
  height: 300px;
}

.hero-ornament {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold), var(--color-primary));
}

/* Hero Dots */
.hero-dots {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.35);
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.hero-dot.active {
  background: var(--color-gold);
  width: 28px;
  border-radius: 4px;
}

.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: var(--transition);
  color: var(--color-white);
  font-size: 18px;
  backdrop-filter: blur(4px);
}

.hero-arrow:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.hero-prev { left: 20px; }
.hero-next { right: 20px; }

/* ===== FEATURED PRODUCTS (本期主推) ===== */
.featured-section {
  background: var(--color-cream);
  padding: 80px 0;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 28px;
}

.product-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid var(--color-border);
  position: relative;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-gold);
}

.product-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 11px;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 1px;
  z-index: 2;
}

.product-badge.hot {
  background: linear-gradient(135deg, #E67E22, #D35400);
}

.product-badge.new {
  background: linear-gradient(135deg, var(--color-gold), #A07820);
}

.product-image {
  height: 220px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, #F0EBE3, #E5DDD0);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-image-placeholder {
  font-family: var(--font-display);
  font-size: 48px;
  color: var(--color-gold);
  opacity: 0.5;
}

.product-hover-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26,26,26,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.product-card:hover .product-hover-overlay {
  opacity: 1;
}

.product-info {
  padding: 20px;
}

.product-category {
  font-size: 11px;
  color: var(--color-gold);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.product-name {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 8px;
  line-height: 1.4;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.product-tag {
  font-size: 11px;
  padding: 3px 10px;
  background: rgba(196,150,58,0.1);
  color: var(--color-gold);
  border-radius: 20px;
  border: 1px solid rgba(196,150,58,0.2);
}

.product-desc {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}

.product-price {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 14px;
}

.product-price small {
  font-size: 13px;
  color: var(--color-text-light);
  font-weight: 400;
}

.product-actions {
  display: flex;
  gap: 10px;
}

.product-actions .btn {
  flex: 1;
  justify-content: center;
  padding: 10px 16px;
  font-size: 13px;
}

/* ===== CATEGORY NAV ===== */
.category-section {
  background: var(--color-dark);
  padding: 60px 0;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.category-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 200px;
  cursor: pointer;
  transition: var(--transition);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.category-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: var(--transition-slow);
}

.category-card:hover .category-bg {
  transform: scale(1.08);
}

/* Category card backgrounds */
.category-card[data-cat="copper"] .category-bg {
  background: linear-gradient(135deg, #3D1A1A, #1A1A1A);
}

.category-card[data-cat="business"] .category-bg {
  background: linear-gradient(135deg, #1A1A2A, #1A1A1A);
}

.category-card[data-cat="teaware"] .category-bg {
  background: linear-gradient(135deg, #2A1E0A, #1A1A1A);
}

.category-card[data-cat="cultural"] .category-bg {
  background: linear-gradient(135deg, #1A2A1A, #1A1A1A);
}

.category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.1) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 24px;
  text-align: center;
}

.category-icon {
  font-size: 36px;
  margin-bottom: 12px;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
}

.category-name {
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--color-white);
  margin-bottom: 4px;
  font-weight: 600;
}

.category-count {
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  letter-spacing: 2px;
}

.category-line {
  width: 30px;
  height: 2px;
  background: var(--color-gold);
  margin: 10px auto 0;
}

/* ===== ADVANTAGES ===== */
.advantages-section {
  background: var(--color-white);
  padding: 80px 0;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.advantage-card {
  text-align: center;
  padding: 40px 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.advantage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
  transform: scaleX(0);
  transition: var(--transition);
}

.advantage-card:hover::before {
  transform: scaleX(1);
}

.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-gold);
}

.advantage-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(176,28,46,0.08), rgba(196,150,58,0.08));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
  transition: var(--transition);
}

.advantage-card:hover .advantage-icon {
  background: linear-gradient(135deg, var(--color-primary), var(--color-gold));
}

.advantage-card:hover .advantage-icon span {
  filter: brightness(10);
}

.advantage-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 10px;
}

.advantage-desc {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ===== ABOUT TEASER ===== */
.about-teaser {
  background: linear-gradient(135deg, var(--color-bg-warm), var(--color-cream));
  padding: 80px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.about-teaser-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-teaser-text .section-label {
  text-align: left;
}

.about-teaser-text .section-title {
  text-align: left;
  margin-bottom: 20px;
}

.about-teaser-text .section-divider {
  margin: 20px 0 0;
}

.about-teaser-desc {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 2;
  margin: 24px 0;
}

.about-teaser-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
}

.about-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--color-text);
}

.about-feature-item::before {
  content: '✦';
  color: var(--color-gold);
  font-size: 12px;
}

.about-visual {
  background: linear-gradient(135deg, var(--color-dark), #2C1A0A);
  border-radius: var(--radius-lg);
  padding: 48px;
  position: relative;
  overflow: hidden;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-visual::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(196,150,58,0.1);
}

.about-visual-stat {
  position: relative;
  z-index: 1;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 700;
  color: var(--color-gold-light);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 15px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 32px;
}

.stat-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.stat-item {
  border-left: 2px solid var(--color-gold);
  padding-left: 16px;
}

.stat-item-num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-gold-light);
}

.stat-item-label {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 1px;
}

/* ===== CTA BANNER ===== */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 16px;
}

.cta-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.8);
  margin-bottom: 32px;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .logo-text {
  color: var(--color-gold-light);
  margin-bottom: 12px;
}

.footer-brand .logo-sub {
  color: rgba(255,255,255,0.5);
  margin-bottom: 20px;
}

.footer-desc {
  font-size: 13px;
  line-height: 1.9;
  color: rgba(255,255,255,0.5);
  margin-bottom: 20px;
}

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

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--color-white);
  margin-bottom: 20px;
  font-weight: 600;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-links a::before {
  content: '›';
  color: var(--color-gold);
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--color-gold-light);
  padding-left: 4px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 13px;
}

.footer-contact-item span:first-child {
  color: var(--color-gold);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 12px;
  color: rgba(255,255,255,0.3);
  border-top: 1px solid rgba(255,255,255,0.06);
}

/* ===== PAGE HEADER (Sub-pages) ===== */
.page-header {
  background: linear-gradient(135deg, var(--color-dark), #2A1A1A);
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold), var(--color-primary));
}

.page-header-label {
  font-size: 12px;
  letter-spacing: 4px;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.page-header-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.page-header-desc {
  font-size: 15px;
  color: rgba(255,255,255,0.6);
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}

.breadcrumb a {
  color: rgba(255,255,255,0.5);
}

.breadcrumb a:hover {
  color: var(--color-gold-light);
}

/* ===== CUSTOMIZE PAGE ===== */
.customize-flow {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  margin-bottom: 60px;
  position: relative;
}

.customize-flow::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-primary), var(--color-gold));
  z-index: 0;
}

.flow-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.flow-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-white);
  border: 3px solid var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-gold);
  transition: var(--transition);
}

.flow-step:hover .flow-num {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: scale(1.1);
}

.flow-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 4px;
}

.flow-arrow {
  position: absolute;
  right: -16px;
  top: 28px;
  z-index: 2;
  color: var(--color-gold);
  font-size: 16px;
}

.customize-grids {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.customize-methods,
.customize-scenes {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 36px;
  border: 1px solid var(--color-border);
}

.customize-methods h3,
.customize-scenes h3 {
  font-family: var(--font-display);
  font-size: 20px;
  margin-bottom: 24px;
  color: var(--color-dark);
  padding-bottom: 14px;
  border-bottom: 2px solid var(--color-border);
}

.customize-methods h3::before,
.customize-scenes h3::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 20px;
  background: var(--color-primary);
  margin-right: 10px;
  vertical-align: middle;
  border-radius: 2px;
}

.method-item,
.scene-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
}

.method-item:last-child,
.scene-item:last-child {
  border-bottom: none;
}

.method-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(176,28,46,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.method-text h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 2px;
}

.method-text p,
.scene-item p {
  font-size: 12px;
  color: var(--color-text-light);
}

/* ===== CASES PAGE ===== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.case-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  transition: var(--transition);
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.case-img {
  height: 200px;
  background: linear-gradient(135deg, var(--color-bg-warm), var(--color-border));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: var(--color-gold);
  opacity: 0.5;
  position: relative;
  overflow: hidden;
}

.case-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(176,28,46,0.05);
}

.case-info {
  padding: 20px;
}

.case-info h3 {
  font-family: var(--font-display);
  font-size: 16px;
  color: var(--color-dark);
  margin-bottom: 8px;
}

.case-info p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ===== ABOUT PAGE ===== */
.about-full {
  padding: 80px 0;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text-block {
  margin-bottom: 32px;
}

.about-text-block h3 {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--color-dark);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-border);
  position: relative;
}

.about-text-block h3::before {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--color-primary);
}

.about-text-block p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 2;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.value-item {
  padding: 20px;
  background: var(--color-cream);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-gold);
}

.value-item h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 6px;
}

.value-item p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
}

.about-image-block {
  background: linear-gradient(135deg, var(--color-dark), #2A1A0A);
  border-radius: var(--radius-lg);
  padding: 40px;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.about-image-block::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -20%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 40px solid rgba(196,150,58,0.06);
}

/* ===== CONTACT PAGE ===== */
.contact-section {
  padding: 80px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info-cards {
  display: grid;
  gap: 20px;
}

.contact-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 28px;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: var(--transition);
}

.contact-card:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-sm);
  transform: translateX(4px);
}

.contact-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(176,28,46,0.1), rgba(196,150,58,0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.contact-card h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 4px;
}

.contact-card p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
}

.contact-qr {
  background: var(--color-cream);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  margin-top: 20px;
}

.contact-qr-box {
  width: 120px;
  height: 120px;
  background: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin: 0 auto 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--color-text-light);
}

.contact-qr p {
  font-size: 12px;
  color: var(--color-text-light);
}

/* ===== FORM ===== */
.contact-form-block {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 36px;
  border: 1px solid var(--color-border);
}

.contact-form-block h3 {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--color-dark);
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--color-border);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-group label span {
  color: var(--color-primary);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  font-size: 14px;
  font-family: var(--font-body);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text);
  transition: var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-gold);
  background: var(--color-white);
  box-shadow: 0 0 0 3px rgba(196,150,58,0.1);
}

.form-input::placeholder {
  color: #BFBFBF;
}

textarea.form-input {
  resize: vertical;
  min-height: 120px;
  line-height: 1.7;
}

.form-submit {
  width: 100%;
  padding: 14px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 2px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-body);
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(176,28,46,0.3);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fadeInUp {
  animation: fadeInUp 0.8s ease forwards;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .customize-flow {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .customize-flow::before { display: none; }

  .customize-flow {
    position: relative;
  }

  .flow-arrow { display: none; }

  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav { display: none; }

  .mobile-menu-btn { display: flex; }

  .hero { height: 480px; }

  .hero-title {
    font-size: 28px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-arrow { display: none; }

  .section { padding: 60px 0; }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .category-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .advantages-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .advantage-card {
    padding: 24px 16px;
  }

  .about-teaser-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .customize-grids {
    grid-template-columns: 1fr;
  }

  .customize-flow {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .cases-grid {
    grid-template-columns: 1fr;
  }

  .about-content {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .about-values {
    grid-template-columns: 1fr;
  }

  .about-feature-item {
    font-size: 13px;
  }
}

@media (max-width: 480px) {
  .products-grid {
    grid-template-columns: 1fr;
  }

  .advantages-grid {
    grid-template-columns: 1fr;
  }

  .category-grid {
    grid-template-columns: 1fr;
  }

  .hero { height: 420px; }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== 移动端菜单完整样式 ===== */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(26, 26, 26, 0.97);
  z-index: 9998;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(8px);
}

.mobile-nav.active {
  display: flex;
  opacity: 1;
}

.mobile-nav-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  background: none;
  border: 1px solid rgba(196, 150, 58, 0.4);
  border-radius: 50%;
  color: var(--color-gold-light);
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 0 40px;
}

.mobile-nav-links a {
  display: block;
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 500;
  padding: 14px 0;
  text-align: center;
  width: 100%;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  text-decoration: none;
  transition: color 0.2s;
}

.mobile-nav-links a:last-child {
  border-bottom: none;
}

.mobile-nav-links a:hover {
  color: var(--color-gold-light);
}

.mobile-nav-links .mobile-nav-dropdown-parent {
  width: 100%;
  text-align: center;
  color: rgba(255,255,255,0.5);
  font-size: 13px;
  padding: 8px 0 4px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.mobile-nav-links .mobile-sub-link {
  font-size: 15px;
  color: rgba(255,255,255,0.65);
  padding: 10px 0;
}

.mobile-nav-divider {
  width: 40px;
  height: 1px;
  background: rgba(196, 150, 58, 0.3);
  margin: 12px 0;
}

/* 移动端导航按钮优化 */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid rgba(196, 150, 58, 0.5);
  border-radius: 6px;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-btn span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--color-gold);
  transition: all 0.3s;
}

.mobile-menu-btn:hover {
  border-color: var(--color-gold);
}

.mobile-menu-btn:hover span {
  background: var(--color-gold-light);
}

/* ===== 移动端通用优化 ===== */
@media (max-width: 768px) {
  .top-bar {
    font-size: 11px;
    padding: 6px 0;
  }

  .top-bar-inner {
    flex-direction: column;
    gap: 2px;
    text-align: center;
  }

  .header-inner {
    padding: 0 16px;
    height: 56px;
  }

  .logo {
    padding: 0;
  }

  .logo-text {
    font-size: 20px;
  }

  .logo-sub {
    font-size: 10px;
  }

  .logo-en {
    display: none;
  }

  .nav {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  /* Hero */
  .hero {
    height: 420px;
  }

  .hero-title {
    font-size: 26px !important;
    line-height: 1.3 !important;
  }

  .hero-desc {
    font-size: 13px !important;
  }

  .hero-tag {
    font-size: 11px !important;
    padding: 4px 10px !important;
  }

  .hero-content {
    padding: 0 24px !important;
    bottom: 60px !important;
  }

  .hero-actions {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 10px !important;
  }

  .hero-arrow {
    display: none !important;
  }

  .hero-dots {
    bottom: 20px !important;
  }

  /* Sections */
  .section {
    padding: 48px 0 !important;
  }

  .section-header {
    margin-bottom: 28px !important;
    padding: 0 16px !important;
  }

  .section-title {
    font-size: 22px !important;
  }

  .section-label {
    font-size: 10px !important;
    letter-spacing: 2px !important;
  }

  /* Products */
  .products-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 12px !important;
    padding: 0 12px !important;
  }

  .product-info {
    padding: 12px !important;
  }

  .product-name {
    font-size: 13px !important;
    line-height: 1.4 !important;
  }

  .product-desc {
    font-size: 11px !important;
    -webkit-line-clamp: 2 !important;
  }

  .product-tags {
    margin-bottom: 6px !important;
  }

  .product-tag {
    font-size: 10px !important;
    padding: 2px 6px !important;
  }

  .product-price {
    font-size: 13px !important;
    margin: 6px 0 !important;
  }

  .product-badge {
    font-size: 10px !important;
    padding: 2px 6px !important;
  }

  .product-actions {
    flex-direction: column !important;
    gap: 6px !important;
  }

  .btn {
    font-size: 12px !important;
    padding: 7px 12px !important;
    text-align: center !important;
    width: 100% !important;
    justify-content: center !important;
  }

  /* Category */
  .category-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
    padding: 0 12px !important;
  }

  .category-name {
    font-size: 14px !important;
  }

  .category-count {
    font-size: 11px !important;
  }

  .category-icon {
    font-size: 32px !important;
    margin-bottom: 8px !important;
  }

  /* Advantages */
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 12px !important;
    padding: 0 12px !important;
  }

  .advantage-card {
    padding: 20px 14px !important;
  }

  .advantage-title {
    font-size: 13px !important;
  }

  .advantage-desc {
    font-size: 11px !important;
    -webkit-line-clamp: 3 !important;
  }

  .advantage-icon {
    font-size: 28px !important;
    margin-bottom: 10px !important;
  }

  /* About teaser */
  .about-teaser-inner {
    padding: 0 16px !important;
    flex-direction: column !important;
  }

  .about-teaser-desc {
    font-size: 13px !important;
  }

  .about-teaser-features {
    grid-template-columns: 1fr 1fr !important;
    gap: 8px !important;
  }

  .about-feature-item {
    font-size: 12px !important;
    padding: 8px !important;
  }

  /* CTA */
  .cta-banner {
    padding: 48px 20px !important;
  }

  .cta-title {
    font-size: 20px !important;
    margin-bottom: 10px !important;
  }

  .cta-desc {
    font-size: 13px !important;
    margin-bottom: 20px !important;
  }

  /* Footer */
  .footer {
    padding: 40px 0 20px !important;
  }

  .footer-grid {
    grid-template-columns: 1fr !important;
    gap: 24px !important;
    padding: 0 16px !important;
  }

  .footer-col-title {
    font-size: 14px !important;
    margin-bottom: 12px !important;
  }

  .footer-links li a {
    font-size: 13px !important;
  }

  .footer-bottom {
    padding: 16px !important;
    font-size: 11px !important;
  }

  /* Page header */
  .page-header {
    padding: 80px 0 40px !important;
  }

  .page-header-title {
    font-size: 24px !important;
  }

  .page-header-desc {
    font-size: 13px !important;
  }

  .breadcrumb {
    font-size: 12px !important;
    margin-top: 10px !important;
  }

  /* Customize flow */
  .customize-flow {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 16px !important;
    padding: 0 12px !important;
  }

  .flow-num {
    font-size: 24px !important;
    width: 48px !important;
    height: 48px !important;
    line-height: 48px !important;
  }

  .flow-name {
    font-size: 13px !important;
  }

  .customize-grids {
    padding: 0 12px !important;
  }

  .method-item,
  .scene-item {
    padding: 14px !important;
    gap: 12px !important;
  }

  .method-icon {
    font-size: 28px !important;
    flex-shrink: 0 !important;
  }

  .method-text h4 {
    font-size: 14px !important;
  }

  .method-text p {
    font-size: 12px !important;
  }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr !important;
    gap: 40px !important;
    padding: 0 16px !important;
  }

  .contact-card {
    flex-direction: row !important;
    align-items: flex-start !important;
    gap: 14px !important;
    padding: 16px !important;
  }

  .contact-card-icon {
    font-size: 24px !important;
    flex-shrink: 0 !important;
  }

  .contact-card h4 {
    font-size: 14px !important;
  }

  .contact-card p {
    font-size: 12px !important;
  }

  .contact-form-block h3 {
    font-size: 18px !important;
  }

  .form-group label {
    font-size: 13px !important;
  }

  .form-input {
    font-size: 14px !important;
    padding: 10px 12px !important;
  }

  .form-submit {
    font-size: 14px !important;
    padding: 12px !important;
  }

  /* About full */
  .about-content {
    flex-direction: column !important;
    gap: 40px !important;
    padding: 0 16px !important;
  }

  .about-text-block h3 {
    font-size: 16px !important;
  }

  .about-text-block p {
    font-size: 13px !important;
  }

  .about-values {
    grid-template-columns: 1fr 1fr !important;
    gap: 12px !important;
  }

  /* Cases */
  .cases-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
    padding: 0 12px !important;
  }

  .case-card {
    flex-direction: row !important;
    gap: 16px !important;
    padding: 16px !important;
  }

  .case-img {
    width: 80px !important;
    height: 80px !important;
    font-size: 36px !important;
    flex-shrink: 0 !important;
  }

  .case-info h3 {
    font-size: 14px !important;
  }

  .case-info p {
    font-size: 12px !important;
    -webkit-line-clamp: 3 !important;
  }
}

@media (max-width: 480px) {
  .hero {
    height: 380px !important;
  }

  .hero-content {
    bottom: 50px !important;
  }

  .products-grid {
    grid-template-columns: 1fr !important;
  }

  .category-grid {
    grid-template-columns: 1fr 1fr !important;
  }

  .about-teaser-features {
    grid-template-columns: 1fr !important;
  }

  .customize-flow {
    grid-template-columns: 1fr 1fr !important;
  }

  .cases-grid {
    grid-template-columns: 1fr !important;
  }

  .case-card {
    flex-direction: column !important;
  }

  .case-img {
    width: 60px !important;
    height: 60px !important;
    font-size: 28px !important;
  }
}

/* 移动端安全区域适配（iPhone刘海屏） */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
  .mobile-nav {
    padding-bottom: env(safe-area-inset-bottom);
  }

  .footer {
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
  }
}

/* 触摸优化 */
@media (hover: none) and (pointer: coarse) {
  .product-hover-overlay {
    opacity: 1 !important;
    background: rgba(26,26,26,0.4) !important;
  }

  .advantage-card:hover {
    transform: none !important;
  }

  .product-card:hover {
    transform: none !important;
  }

  .category-card:hover .category-overlay {
    background: rgba(26,26,26,0.55) !important;
  }
}

/* ===== 产品图片样式 ===== */
.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.product-image-placeholder {
  display: none;
}

/* ===== 微信二维码样式 ===== */
.contact-qr {
  text-align: center;
  padding: 24px;
  background: var(--color-bg-warm);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.contact-qr-box {
  background: white;
  padding: 12px;
  border-radius: var(--radius-md);
  display: inline-block;
  box-shadow: var(--shadow-sm);
}

.contact-qr p {
  margin-top: 12px;
  font-size: 13px;
  color: var(--color-text-light);
}