/* ===========================
   伟龙全屋定制 - 全站样式
   金色·深棕·简约大气
=========================== */

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

:root {
  --gold: #c9a84c;
  --gold-light: #e8c96e;
  --gold-dark: #a07830;
  --dark: #1a1008;
  --dark2: #2c1a0a;
  --dark3: #3d2810;
  --text: #1a1008;
  --text-muted: #6b5a48;
  --text-light: #a09080;
  --bg: #faf8f5;
  --bg2: #f5f0e8;
  --bg3: #ede8de;
  --border: #d4c4a8;
  --white: #ffffff;
  --font: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  --radius: 6px;
  --radius-lg: 12px;
  --shadow: 0 4px 24px rgba(26,16,8,0.1);
  --shadow-lg: 0 8px 48px rgba(26,16,8,0.15);
  --transition: 0.25s ease;
}

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

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ===== 通用 ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.text-center { text-align: center; }
.mt-30 { margin-top: 30px; }
.mt-40 { margin-top: 40px; }

.section-header { text-align: center; margin-bottom: 56px; }
.section-tag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold-dark);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 4px;
  margin-bottom: 16px;
}
.section-title { font-size: 32px; font-weight: 600; color: var(--dark); margin-bottom: 14px; line-height: 1.3; }
.section-desc { font-size: 15px; color: var(--text-muted); }

/* ===== 按钮 ===== */
.btn-primary {
  display: inline-block;
  padding: 14px 36px;
  background: var(--gold);
  color: var(--dark);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  text-decoration: none;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}
.btn-primary:hover { background: var(--gold-light); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(201,168,76,0.4); }

.btn-outline {
  display: inline-block;
  padding: 13px 36px;
  background: transparent;
  color: var(--white);
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius);
  text-decoration: none;
  border: 1.5px solid rgba(255,255,255,0.6);
  transition: var(--transition);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: var(--white); }

.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--gold);
  color: var(--dark);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  text-decoration: none;
  transition: var(--transition);
}
.btn-gold:hover { background: var(--gold-light); }

.btn-outline-white {
  display: inline-block;
  padding: 13px 32px;
  background: transparent;
  color: var(--white);
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius);
  text-decoration: none;
  border: 1.5px solid rgba(255,255,255,0.6);
  transition: var(--transition);
}
.btn-outline-white:hover { background: rgba(255,255,255,0.15); }

/* ===== 导航 ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(26,16,8,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(201,168,76,0.2);
  transition: var(--transition);
}
.header.scrolled { background: rgba(26,16,8,0.99); box-shadow: 0 2px 20px rgba(0,0,0,0.3); }
.header-inner { display: flex; align-items: center; gap: 24px; height: 82px; }

.logo { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.logo-img { height: 60px; width: auto; object-fit: contain; filter: brightness(1.1); }

.nav { display: flex; gap: 4px; margin-left: auto; }
.nav-link {
  padding: 8px 18px;
  color: rgba(255,255,255,0.8);
  font-size: 14px;
  text-decoration: none;
  border-radius: var(--radius);
  transition: var(--transition);
  letter-spacing: 0.5px;
}
.nav-link:hover, .nav-link.active { color: var(--gold); background: rgba(201,168,76,0.1); }

.header-contact { display: flex; align-items: center; gap: 14px; margin-left: 16px; }
.header-tel {
  display: flex; align-items: center; gap: 6px;
  color: var(--gold);
  font-size: 14px; font-weight: 600;
  text-decoration: none;
}
.btn-consult {
  padding: 7px 18px;
  background: var(--gold);
  color: var(--dark);
  font-size: 13px; font-weight: 600;
  border: none; border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
}
.btn-consult:hover { background: var(--gold-light); }

.menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(15,8,3,0.9) 0%, rgba(30,16,6,0.85) 50%, rgba(60,32,10,0.75) 100%);
}
.hero-pattern {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(ellipse at 70% 50%, rgba(201,168,76,0.12) 0%, transparent 60%),
    repeating-linear-gradient(45deg, transparent, transparent 40px, rgba(201,168,76,0.02) 40px, rgba(201,168,76,0.02) 41px);
}
.hero-content { position: relative; z-index: 1; padding: 120px 0 80px; }

.hero-tag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.4);
  padding: 6px 16px;
  border-radius: 2px;
  margin-bottom: 28px;
}
.hero-title {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 24px;
}
.hero-title-gold { color: var(--gold); display: block; }
.hero-sub { font-size: 16px; color: rgba(255,255,255,0.7); margin-bottom: 40px; line-height: 1.9; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-scroll {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  color: rgba(255,255,255,0.5);
  font-size: 12px;
  animation: bounce 2s infinite;
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(6px)} }

/* ===== 数据统计 ===== */
.stats { background: var(--dark2); padding: 40px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.stat-item {
  text-align: center;
  padding: 28px 20px;
  border-right: 1px solid rgba(201,168,76,0.2);
  position: relative;
}
.stat-item:last-child { border-right: none; }
.stat-num { font-size: 42px; font-weight: 700; color: var(--gold); line-height: 1; margin-bottom: 8px; }
.stat-unit { font-size: 18px; font-weight: 400; }
.stat-label { font-size: 13px; color: rgba(255,255,255,0.6); letter-spacing: 1px; }

/* ===== 优势卡片 ===== */
.advantages { background: var(--white); }
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.adv-card {
  padding: 36px 28px;
  background: var(--bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.adv-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--gold); }
.adv-icon { margin-bottom: 20px; color: var(--gold-dark); }
.adv-card h3 { font-size: 18px; font-weight: 600; color: var(--dark); margin-bottom: 12px; }
.adv-card p { font-size: 14px; color: var(--text-muted); line-height: 1.8; }

/* ===== 产品预览 ===== */
.products-preview { background: var(--bg2); }
.products-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; grid-template-rows: 240px; gap: 16px; }
.product-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-card.large { grid-row: span 1; }
.product-img {
  height: 160px;
  display: flex; align-items: center; justify-content: center;
}
.product-icon-wrap { opacity: 0.9; transition: var(--transition); }
.product-card:hover .product-icon-wrap { transform: scale(1.1); }
.product-info { padding: 16px 20px; background: var(--white); }
.product-info h3 { font-size: 16px; font-weight: 600; color: var(--dark); margin-bottom: 4px; }
.product-info p { font-size: 12px; color: var(--text-muted); margin-bottom: 10px; }
.product-tag {
  display: inline-block;
  font-size: 11px;
  padding: 3px 10px;
  background: rgba(201,168,76,0.15);
  color: var(--gold-dark);
  border-radius: 2px;
  border: 1px solid rgba(201,168,76,0.3);
}

/* ===== 流程 ===== */
.process { background: var(--white); }
.process-steps {
  display: flex; align-items: flex-start;
  gap: 0; flex-wrap: wrap;
  justify-content: center;
}
.process-step { flex: 1; min-width: 140px; max-width: 160px; }
.process-arrow {
  font-size: 24px; color: var(--gold);
  padding: 28px 8px 0;
  flex-shrink: 0;
}
.step-num {
  font-size: 36px; font-weight: 800; color: rgba(201,168,76,0.2);
  line-height: 1; margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}
.step-body h4 { font-size: 15px; font-weight: 600; color: var(--dark); margin-bottom: 8px; }
.step-body p { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

/* ===== Slogan ===== */
.slogan-section { background: var(--dark); }
.slogan-box { text-align: center; padding: 60px 20px; }
.slogan-gold {
  font-size: 22px; font-weight: 700; color: var(--gold);
  margin-bottom: 16px; letter-spacing: 1px;
}
.slogan-sub { font-size: 15px; color: rgba(255,255,255,0.6); margin-bottom: 20px; line-height: 1.9; }
.slogan-main { font-size: 18px; color: rgba(255,255,255,0.9); font-weight: 500; }

/* ===== 展厅 ===== */
.showrooms { background: var(--bg2); }
.showroom-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 32px; }
.showroom-card {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 32px 28px; text-align: center;
  border: 1px solid var(--border);
  transition: var(--transition); position: relative;
}
.showroom-card:hover { border-color: var(--gold); box-shadow: var(--shadow); transform: translateY(-4px); }
.showroom-icon { color: var(--gold-dark); margin-bottom: 16px; }
.showroom-card h4 { font-size: 18px; font-weight: 600; color: var(--dark); margin-bottom: 10px; }
.showroom-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; }
.showroom-badge {
  display: inline-block;
  font-size: 11px; padding: 4px 12px;
  background: rgba(201,168,76,0.12);
  color: var(--gold-dark);
  border-radius: 2px; border: 1px solid rgba(201,168,76,0.3);
}
.working-hours {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  font-size: 14px; color: var(--text-muted);
  padding: 16px; background: var(--white); border-radius: var(--radius);
  border: 1px solid var(--border);
}
.working-hours svg { color: var(--gold-dark); flex-shrink: 0; }

/* ===== CTA ===== */
.cta-section { background: linear-gradient(135deg, var(--dark2), var(--dark3)); padding: 60px 0; }
.cta-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap;
}
.cta-inner h2 { font-size: 26px; font-weight: 600; color: var(--white); margin-bottom: 8px; }
.cta-inner p { font-size: 15px; color: rgba(255,255,255,0.65); }
.cta-actions { display: flex; gap: 14px; flex-shrink: 0; flex-wrap: wrap; }

/* ===== 页脚 ===== */
.footer { background: var(--dark); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.5fr 1.5fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid rgba(201,168,76,0.15); }
.footer-logo { height: 56px; width: auto; object-fit: contain; margin-bottom: 16px; filter: brightness(1.1); }
.footer-brand p { font-size: 13px; color: rgba(255,255,255,0.5); line-height: 1.8; }
.footer-nav h5, .footer-contact h5, .footer-address h5 {
  font-size: 14px; font-weight: 600; color: var(--gold);
  margin-bottom: 16px; letter-spacing: 1px;
}
.footer-nav a { display: block; font-size: 13px; color: rgba(255,255,255,0.6); text-decoration: none; margin-bottom: 10px; transition: var(--transition); }
.footer-nav a:hover { color: var(--gold); }
.footer-contact p, .footer-address p { font-size: 13px; color: rgba(255,255,255,0.6); margin-bottom: 8px; }
.footer-bottom { text-align: center; padding: 20px 0; }
.footer-bottom p { font-size: 12px; color: rgba(255,255,255,0.3); }

/* ===== 页面Banner ===== */
.page-hero {
  padding: 140px 0 60px;
  position: relative;
  background: var(--dark);
  text-align: center;
}
.page-hero-bg {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(26,16,8,1) 0%, rgba(60,32,10,0.9) 100%);
}
.page-hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(201,168,76,0.1) 0%, transparent 70%);
}
.page-hero-content { position: relative; z-index: 1; }
.page-hero h1 { font-size: 44px; font-weight: 700; color: var(--white); margin-bottom: 12px; }
.page-hero p { font-size: 15px; color: rgba(255,255,255,0.6); margin-bottom: 20px; }
.breadcrumb { display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,0.4); }
.breadcrumb a { color: var(--gold); text-decoration: none; }
.breadcrumb span { color: rgba(255,255,255,0.3); }

/* ===== 关于页面 ===== */
.story-layout { display: grid; grid-template-columns: 1.2fr 1fr; gap: 64px; align-items: start; }
.story-text .section-tag { display: inline-block; margin-bottom: 16px; }
.story-text h2 { font-size: 32px; font-weight: 700; color: var(--dark); margin-bottom: 24px; line-height: 1.3; }
.story-text p { font-size: 15px; color: var(--text-muted); line-height: 1.9; margin-bottom: 16px; }
.story-text strong { color: var(--dark); font-weight: 600; }
.story-stat-card {
  background: var(--dark2);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  margin-bottom: 16px;
}
.story-stat-year { font-size: 56px; font-weight: 800; color: var(--gold); line-height: 1; margin-bottom: 8px; }
.story-stat-label { font-size: 14px; color: rgba(255,255,255,0.6); }
.story-stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.mini-stat {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 16px; text-align: center;
}
.mini-num { font-size: 28px; font-weight: 700; color: var(--gold-dark); margin-bottom: 6px; }
.mini-num span { font-size: 14px; }
.mini-stat > div:last-child { font-size: 13px; color: var(--text-muted); }

.factory-section { background: var(--bg2); }
.factory-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.factory-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 32px;
  border: 1px solid var(--border); transition: var(--transition);
}
.factory-card:hover { border-color: var(--gold); transform: translateY(-4px); box-shadow: var(--shadow); }
.factory-card-icon { color: var(--gold-dark); margin-bottom: 20px; }
.factory-card h4 { font-size: 18px; font-weight: 600; color: var(--dark); margin-bottom: 12px; }
.factory-card p { font-size: 14px; color: var(--text-muted); line-height: 1.8; }

.positioning { background: var(--white); }
.positioning-content { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.pos-item { display: flex; gap: 24px; align-items: flex-start; }
.pos-num { font-size: 48px; font-weight: 800; color: rgba(201,168,76,0.2); line-height: 1; flex-shrink: 0; min-width: 56px; }
.pos-body h4 { font-size: 18px; font-weight: 600; color: var(--dark); margin-bottom: 10px; }
.pos-body p { font-size: 14px; color: var(--text-muted); line-height: 1.8; }

.brands-section { background: var(--bg2); }
.brand-logos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.brand-item {
  text-align: center; padding: 32px 20px;
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--border); transition: var(--transition);
}
.brand-item:hover { border-color: var(--gold); transform: translateY(-4px); box-shadow: var(--shadow); }
.brand-icon {
  width: 80px; height: 80px;
  background: var(--dark);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 700; color: var(--gold);
  margin: 0 auto 16px;
}
.brand-item p { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

/* ===== 产品服务页 ===== */
.product-nav-section {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 82px; z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.product-tabs { display: flex; gap: 4px; padding: 12px 0; overflow-x: auto; }
.ptab {
  padding: 10px 22px;
  background: none; border: 1px solid transparent;
  font-size: 14px; color: var(--text-muted);
  border-radius: var(--radius); cursor: pointer;
  transition: var(--transition); white-space: nowrap; font-family: var(--font);
}
.ptab:hover { color: var(--dark); background: var(--bg2); }
.ptab.active { color: var(--gold-dark); background: rgba(201,168,76,0.1); border-color: rgba(201,168,76,0.4); font-weight: 600; }

.product-detail { background: var(--bg); }
.product-detail.bg-dark { background: var(--dark); }

.pd-header { text-align: center; margin-bottom: 48px; }
.pd-header.light h2, .pd-header.light p { color: var(--white); }
.pd-header.light p { color: rgba(255,255,255,0.6); }
.pd-badge {
  display: inline-block; font-size: 11px; letter-spacing: 2px;
  padding: 5px 14px; border: 1px solid var(--gold);
  color: var(--gold); border-radius: 2px; margin-bottom: 16px;
}
.pd-header h2 { font-size: 30px; font-weight: 700; color: var(--dark); margin-bottom: 12px; }
.pd-header p { font-size: 15px; color: var(--text-muted); }

.space-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.space-card { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); background: var(--white); transition: var(--transition); }
.space-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--gold); }
.space-header {
  padding: 24px 20px 20px;
  display: flex; align-items: center; gap: 12px;
}
.space-header h4 { font-size: 17px; font-weight: 600; color: rgba(212,175,55,0.95); }
.space-body { padding: 20px; }
.space-body ul { list-style: none; margin-bottom: 12px; }
.space-body li { font-size: 14px; color: var(--text-muted); padding: 3px 0; padding-left: 14px; position: relative; }
.space-body li::before { content: '·'; position: absolute; left: 0; color: var(--gold); }
.space-tip { font-size: 12px; color: var(--text-light); padding: 10px 12px; background: var(--bg2); border-radius: var(--radius); line-height: 1.6; }

.wall-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 32px; }
.wall-item { text-align: center; padding: 32px 20px; background: rgba(255,255,255,0.05); border-radius: var(--radius-lg); border: 1px solid rgba(201,168,76,0.15); }
.wall-icon { margin-bottom: 16px; }
.wall-item h4 { font-size: 16px; font-weight: 600; color: rgba(255,255,255,0.9); margin-bottom: 10px; }
.wall-item p { font-size: 13px; color: rgba(255,255,255,0.5); line-height: 1.7; }
.wall-benefit { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.wb-item { text-align: center; padding: 20px; background: rgba(201,168,76,0.08); border-radius: var(--radius); border: 1px solid rgba(201,168,76,0.2); }
.wb-item strong { display: block; color: var(--gold); font-size: 15px; margin-bottom: 4px; }
.wb-item span { font-size: 12px; color: rgba(255,255,255,0.5); }

.door-types { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.door-card { text-align: center; padding: 32px 20px; background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--border); transition: var(--transition); }
.door-card:hover { border-color: var(--gold); transform: translateY(-4px); box-shadow: var(--shadow); }
.door-visual { margin-bottom: 20px; display: flex; justify-content: center; }
.door-card h4 { font-size: 17px; font-weight: 600; color: var(--dark); margin-bottom: 10px; }
.door-card p { font-size: 13px; color: var(--text-muted); line-height: 1.7; }

.craft-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.craft-card {
  padding: 28px 24px;
  background: rgba(255,255,255,0.05); border-radius: var(--radius-lg);
  border: 1px solid rgba(201,168,76,0.15); position: relative;
  transition: var(--transition);
}
.craft-card:hover { border-color: rgba(201,168,76,0.5); background: rgba(255,255,255,0.07); }
.craft-tag {
  position: absolute; top: 16px; right: 16px;
  font-size: 10px; padding: 3px 8px;
  background: var(--gold); color: var(--dark);
  border-radius: 2px; font-weight: 600;
}
.craft-card h4 { font-size: 16px; font-weight: 600; color: rgba(255,255,255,0.9); margin-bottom: 14px; }
.craft-props { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.craft-props span {
  font-size: 11px; padding: 3px 8px;
  background: rgba(201,168,76,0.12); color: var(--gold);
  border-radius: 2px; border: 1px solid rgba(201,168,76,0.25);
}
.craft-card p { font-size: 13px; color: rgba(255,255,255,0.5); line-height: 1.7; }

.board-brands { display: flex; flex-direction: column; gap: 20px; }
.board-brand { display: flex; gap: 24px; align-items: flex-start; background: var(--white); border-radius: var(--radius-lg); padding: 28px; border: 1px solid var(--border); transition: var(--transition); }
.board-brand:hover { border-color: var(--gold); box-shadow: var(--shadow); }
.bb-logo {
  width: 80px; height: 80px; flex-shrink: 0;
  background: var(--dark); border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700; color: var(--gold); text-align: center;
}
.bb-info h4 { font-size: 18px; font-weight: 600; color: var(--dark); margin-bottom: 8px; }
.bb-info p { font-size: 14px; color: var(--text-muted); line-height: 1.8; margin-bottom: 12px; }
.bb-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.bb-tags span {
  font-size: 12px; padding: 4px 10px;
  background: rgba(201,168,76,0.1); color: var(--gold-dark);
  border-radius: 2px; border: 1px solid rgba(201,168,76,0.3);
}

.service-list { display: flex; flex-direction: column; gap: 0; }
.service-item {
  display: flex; gap: 24px; align-items: flex-start;
  padding: 28px 0; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.service-item:last-child { border-bottom: none; }
.si-num { font-size: 40px; font-weight: 800; color: rgba(201,168,76,0.2); line-height: 1; flex-shrink: 0; min-width: 52px; }
.si-icon { flex-shrink: 0; padding-top: 4px; }
.si-body h4 { font-size: 18px; font-weight: 600; color: rgba(255,255,255,0.9); margin-bottom: 10px; }
.si-body p { font-size: 14px; color: rgba(255,255,255,0.5); line-height: 1.8; }

/* ===== 联系页 ===== */
.quick-contact { background: var(--dark); padding: 40px 0; }
.qc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.qc-card {
  background: rgba(255,255,255,0.06); border-radius: var(--radius-lg);
  padding: 24px; border: 1px solid rgba(201,168,76,0.15);
  display: flex; align-items: center; gap: 16px;
  text-decoration: none; transition: var(--transition);
}
.qc-card:hover { border-color: var(--gold); background: rgba(255,255,255,0.1); }
.qc-icon { color: var(--gold); flex-shrink: 0; }
.qc-label { font-size: 12px; color: rgba(255,255,255,0.4); margin-bottom: 4px; }
.qc-value { font-size: 18px; font-weight: 700; color: var(--gold); }
.qc-value-sm { font-size: 14px; color: rgba(255,255,255,0.7); margin-bottom: 2px; }
.qc-sub { font-size: 14px; color: rgba(255,255,255,0.6); }

.stores-section { background: var(--bg); }
.stores-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 24px; }
.store-card {
  background: var(--white); border-radius: var(--radius-lg);
  overflow: hidden; border: 1px solid var(--border);
  transition: var(--transition); position: relative;
}
.store-card:hover { border-color: var(--gold); box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.store-card.featured { border-color: var(--gold); }
.store-badge {
  position: absolute; top: 16px; right: 16px; z-index: 2;
  font-size: 11px; padding: 4px 10px;
  background: var(--gold); color: var(--dark);
  border-radius: 2px; font-weight: 600;
}
.store-map-placeholder {
  height: 160px;
  background: linear-gradient(135deg, #1a0a03, #2c1808);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
}
.store-map-placeholder p { font-size: 14px; color: rgba(255,255,255,0.5); }
.store-info { padding: 24px; }
.store-info h4 { font-size: 17px; font-weight: 600; color: var(--dark); margin-bottom: 16px; }
.store-detail { display: flex; gap: 8px; font-size: 13px; color: var(--text-muted); margin-bottom: 10px; align-items: flex-start; line-height: 1.6; }
.store-detail svg { flex-shrink: 0; margin-top: 2px; color: var(--gold-dark); }
.store-btn {
  display: block; margin-top: 20px; padding: 10px 0; text-align: center;
  background: var(--dark); color: var(--gold);
  border-radius: var(--radius); text-decoration: none;
  font-size: 14px; font-weight: 500; transition: var(--transition);
}
.store-btn:hover { background: var(--gold); color: var(--dark); }

.factory-addr { background: var(--bg2); }
.fa-card {
  display: flex; align-items: center; gap: 32px;
  background: var(--dark); border-radius: var(--radius-lg);
  padding: 40px 48px; border: 1px solid rgba(201,168,76,0.2);
  flex-wrap: wrap;
}
.fa-content { flex: 1; min-width: 200px; }
.fa-content h3 { font-size: 22px; font-weight: 600; color: var(--white); margin-bottom: 8px; }
.fa-content p { font-size: 15px; color: rgba(255,255,255,0.7); margin-bottom: 6px; }
.fa-desc { font-size: 13px; color: rgba(255,255,255,0.45) !important; }
.fa-btn {
  padding: 12px 28px; background: var(--gold); color: var(--dark);
  border-radius: var(--radius); text-decoration: none; font-weight: 600; font-size: 14px;
  white-space: nowrap; transition: var(--transition);
}
.fa-btn:hover { background: var(--gold-light); }

.inquiry-section { background: var(--bg); }
.inquiry-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; }
.inquiry-form { background: var(--white); border-radius: var(--radius-lg); padding: 40px; border: 1px solid var(--border); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { margin-bottom: 20px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { display: block; font-size: 14px; font-weight: 500; color: var(--dark); margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 16px;
  border: 1px solid var(--border); border-radius: var(--radius);
  font-size: 14px; color: var(--text); background: var(--bg);
  outline: none; transition: var(--transition);
  font-family: var(--font);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--gold); background: var(--white);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.1);
}
.checkbox-group { display: flex; flex-wrap: wrap; gap: 10px; }
.cb-label { display: flex; align-items: center; gap: 6px; font-size: 14px; color: var(--text-muted); cursor: pointer; }
.cb-label input { width: auto; }
.btn-submit {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 14px 24px;
  background: var(--dark); color: var(--gold);
  font-size: 16px; font-weight: 600; border: none; border-radius: var(--radius);
  cursor: pointer; transition: var(--transition); font-family: var(--font);
}
.btn-submit:hover { background: var(--gold); color: var(--dark); }

.form-success { text-align: center; padding: 40px 20px; }
.form-success svg { margin-bottom: 20px; }
.form-success h3 { font-size: 22px; color: var(--dark); margin-bottom: 12px; }
.form-success p { font-size: 14px; color: var(--text-muted); line-height: 1.8; }
.form-success a { color: var(--gold-dark); }

.inquiry-aside { display: flex; flex-direction: column; gap: 20px; }
.ia-card { background: var(--white); border-radius: var(--radius-lg); padding: 28px; border: 1px solid var(--border); }
.ia-card h4 { font-size: 16px; font-weight: 600; color: var(--dark); margin-bottom: 18px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.ia-list { list-style: none; }
.ia-list li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-muted); padding: 7px 0; border-bottom: 1px solid rgba(0,0,0,0.04); }
.ia-list li:last-child { border-bottom: none; }
.ia-contact { background: var(--dark); border-color: rgba(201,168,76,0.2); }
.ia-contact h4 { color: var(--gold); border-color: rgba(201,168,76,0.2); }
.ia-tel {
  display: flex; align-items: center; gap: 10px;
  font-size: 22px; font-weight: 700; color: var(--gold);
  text-decoration: none; margin-bottom: 12px; transition: var(--transition);
}
.ia-tel:hover { color: var(--gold-light); }
.ia-wechat { font-size: 13px; color: rgba(255,255,255,0.5); padding-top: 12px; border-top: 1px solid rgba(201,168,76,0.1); }

/* ===== 关于页面 - 品牌定位 ===== */
.bg-dark .pd-header h2 { color: var(--white); }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
  .products-grid .product-card.large { grid-column: span 2; }
  .space-grid { grid-template-columns: repeat(2, 1fr); }
  .craft-grid { grid-template-columns: repeat(2, 1fr); }
  .door-types { grid-template-columns: repeat(2, 1fr); }
  .story-layout { grid-template-columns: 1fr; gap: 40px; }
  .factory-grid { grid-template-columns: 1fr; }
  .inquiry-layout { grid-template-columns: 1fr; }
  .stores-grid { grid-template-columns: 1fr 1fr; }
  .positioning-content { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .header-contact { display: none; }
  .nav { display: none; position: fixed; top: 82px; left: 0; right: 0; background: var(--dark); flex-direction: column; padding: 20px; gap: 4px; }
  .nav.open { display: flex; }
  .menu-toggle { display: flex; margin-left: auto; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .adv-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .products-grid .product-card.large { grid-column: span 1; }
  .process-steps { flex-direction: column; align-items: flex-start; }
  .process-arrow { transform: rotate(90deg); padding: 0 0 0 40px; }
  .showroom-grid { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .section { padding: 56px 0; }
  .section-title { font-size: 26px; }
  .hero-title { font-size: 32px; }
  .wall-grid { grid-template-columns: repeat(2, 1fr); }
  .wall-benefit { grid-template-columns: repeat(2, 1fr); }
  .door-types { grid-template-columns: repeat(2, 1fr); }
  .qc-grid { grid-template-columns: 1fr 1fr; }
  .stores-grid { grid-template-columns: 1fr; }
  .fa-card { flex-direction: column; padding: 28px; }
  .form-row { grid-template-columns: 1fr; }
  .story-stat-grid { grid-template-columns: repeat(2, 1fr); }
  .brand-logos { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .qc-grid { grid-template-columns: 1fr; }
  .space-grid { grid-template-columns: 1fr; }
  .craft-grid { grid-template-columns: 1fr; }
  .door-types { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}