/* 糖心Vlog 官网主样式 - 高端极简奢华风格 */
/* 配色：深灰 #1a1a1a + 香槟金 #c9a96e + 纯黑 #0d0d0d */

:root {
  --color-black: #0d0d0d;
  --color-dark: #1a1a1a;
  --color-dark-2: #222222;
  --color-dark-3: #2e2e2e;
  --color-gold: #c9a96e;
  --color-gold-light: #e0c98a;
  --color-gold-dark: #a8854a;
  --color-white: #ffffff;
  --color-off-white: #f5f3ef;
  --color-gray: #888888;
  --color-gray-light: #cccccc;
  --font-serif: 'Georgia', 'SimSun', serif;
  --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow: 0 8px 40px rgba(0,0,0,0.35);
  --shadow-gold: 0 4px 20px rgba(201,169,110,0.2);
}

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

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

body {
  background: var(--color-black);
  color: var(--color-off-white);
  font-family: var(--font-sans);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--color-gold); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-gold-light); }

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }

/* ===== 金色分割线 ===== */
.gold-line {
  width: 48px; height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
  margin: 0 auto 24px;
}
.gold-line-left { margin: 0 0 24px; }

/* ===== 标题系统 ===== */
.section-label {
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-gold);
  font-weight: 400;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 400;
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--color-gray);
  max-width: 560px;
  line-height: 1.8;
}

.text-center { text-align: center; }
.text-center .section-subtitle { margin: 0 auto; }

/* ===== 顶部公告栏 ===== */
.top-bar {
  background: var(--color-dark);
  border-bottom: 1px solid rgba(201,169,110,0.15);
  padding: 8px 0;
  font-size: 12px;
  color: var(--color-gray);
  text-align: center;
  letter-spacing: 1px;
}
.top-bar span { color: var(--color-gold); }

/* ===== 导航栏 ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(201,169,110,0.12);
  padding: 0;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.navbar-logo img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
}

.navbar-logo-text {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--color-white);
  letter-spacing: 2px;
}

.navbar-logo-text span { color: var(--color-gold); }

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.navbar-nav a {
  font-size: 13px;
  letter-spacing: 1.5px;
  color: var(--color-gray-light);
  font-weight: 400;
  position: relative;
  padding-bottom: 4px;
}

.navbar-nav a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--color-gold);
  transition: var(--transition);
}

.navbar-nav a:hover { color: var(--color-gold); }
.navbar-nav a:hover::after { width: 100%; }

.navbar-cta {
  flex-shrink: 0;
  padding: 10px 24px;
  border: 1px solid var(--color-gold);
  color: var(--color-gold) !important;
  font-size: 12px;
  letter-spacing: 2px;
  transition: var(--transition);
  background: transparent;
}

.navbar-cta:hover {
  background: var(--color-gold) !important;
  color: var(--color-black) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-gold);
  transition: var(--transition);
}

/* ===== 搜索栏 ===== */
.search-bar-wrap {
  background: var(--color-dark);
  border-bottom: 1px solid rgba(201,169,110,0.1);
  padding: 14px 0;
}

.search-form {
  display: flex;
  align-items: center;
  max-width: 600px;
  margin: 0 auto;
  border: 1px solid rgba(201,169,110,0.3);
  border-radius: 2px;
  overflow: hidden;
  background: rgba(255,255,255,0.03);
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  padding: 10px 18px;
  font-size: 14px;
  color: var(--color-off-white);
  font-family: var(--font-sans);
  letter-spacing: 0.5px;
}

.search-input::placeholder { color: var(--color-gray); }

.search-btn {
  padding: 10px 20px;
  background: var(--color-gold);
  border: none;
  cursor: pointer;
  color: var(--color-black);
  font-size: 14px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-sans);
  letter-spacing: 1px;
}

.search-btn:hover { background: var(--color-gold-light); }

/* ===== Hero Banner ===== */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.05);
  transition: transform 8s ease;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13,13,13,0.85) 0%, rgba(13,13,13,0.5) 60%, rgba(13,13,13,0.3) 100%);
}

.hero:hover .hero-bg { transform: scale(1); }

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border: 1px solid rgba(201,169,110,0.4);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--color-gold);
  margin-bottom: 32px;
}

.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-gold);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 400;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 24px;
}

.hero-title em {
  font-style: normal;
  color: var(--color-gold);
}

.hero-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.7);
  line-height: 1.9;
  margin-bottom: 48px;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 40px;
  background: var(--color-gold);
  color: var(--color-black);
  font-size: 13px;
  letter-spacing: 2px;
  font-weight: 500;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--color-gold-light);
  color: var(--color-black);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 40px;
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--color-white);
  font-size: 13px;
  letter-spacing: 2px;
  transition: var(--transition);
}

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

.hero-stats {
  position: absolute;
  bottom: 48px;
  right: 0;
  display: flex;
  gap: 48px;
  z-index: 2;
}

.hero-stat-item { text-align: center; }
.hero-stat-num {
  font-family: var(--font-serif);
  font-size: 32px;
  color: var(--color-gold);
  display: block;
  line-height: 1;
  margin-bottom: 6px;
}
.hero-stat-label { font-size: 11px; letter-spacing: 2px; color: var(--color-gray); }

/* ===== 服务模块 ===== */
.services { background: var(--color-dark); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(201,169,110,0.1);
  margin-top: 64px;
}

.service-card {
  background: var(--color-dark);
  padding: 48px 36px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--color-gold);
  transition: var(--transition);
}

.service-card:hover { background: var(--color-dark-3); }
.service-card:hover::before { width: 100%; }

.service-icon {
  width: 52px; height: 52px;
  border: 1px solid rgba(201,169,110,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  font-size: 22px;
  color: var(--color-gold);
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--color-gold);
  color: var(--color-black);
  border-color: var(--color-gold);
}

.service-title {
  font-size: 18px;
  color: var(--color-white);
  margin-bottom: 12px;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.service-desc {
  font-size: 14px;
  color: var(--color-gray);
  line-height: 1.8;
}

/* ===== 视频卡片区 ===== */
.videos-section { background: var(--color-black); }

.videos-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
  flex-wrap: wrap;
  gap: 24px;
}

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

.video-card {
  background: var(--color-dark);
  border: 1px solid rgba(201,169,110,0.08);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

.video-card:hover {
  border-color: rgba(201,169,110,0.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.video-card:hover .video-thumb img { transform: scale(1.06); }

.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0);
  transition: var(--transition);
  opacity: 0;
}

.video-card:hover .video-play-btn {
  opacity: 1;
  background: rgba(0,0,0,0.4);
}

.play-circle {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: rgba(201,169,110,0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.8);
  transition: var(--transition);
}

.video-card:hover .play-circle { transform: scale(1); }

.play-circle svg {
  width: 24px; height: 24px;
  fill: var(--color-black);
  margin-left: 4px;
}

.video-duration {
  position: absolute;
  bottom: 10px; right: 10px;
  background: rgba(0,0,0,0.75);
  color: var(--color-white);
  font-size: 11px;
  padding: 3px 8px;
  letter-spacing: 0.5px;
}

.video-category-tag {
  position: absolute;
  top: 10px; left: 10px;
  background: var(--color-gold);
  color: var(--color-black);
  font-size: 10px;
  padding: 3px 10px;
  letter-spacing: 1px;
  font-weight: 600;
}

.video-info { padding: 20px 20px 24px; }

.video-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.video-tag {
  font-size: 10px;
  color: var(--color-gold);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.video-date {
  font-size: 11px;
  color: var(--color-gray);
}

.video-title {
  font-size: 15px;
  color: var(--color-white);
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-stats {
  display: flex;
  gap: 16px;
}

.video-stat {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--color-gray);
}

.video-stat svg {
  width: 13px; height: 13px;
  fill: var(--color-gray);
}

/* ===== 流程模块 ===== */
.process { background: var(--color-dark-2); }

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 64px;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 12.5%;
  right: 12.5%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

.process-step {
  text-align: center;
  padding: 0 24px;
  position: relative;
}

.step-num {
  width: 72px; height: 72px;
  border: 1px solid rgba(201,169,110,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 28px;
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--color-gold);
  background: var(--color-dark-2);
  position: relative;
  z-index: 1;
  transition: var(--transition);
}

.process-step:hover .step-num {
  background: var(--color-gold);
  color: var(--color-black);
  border-color: var(--color-gold);
}

.step-title {
  font-size: 16px;
  color: var(--color-white);
  margin-bottom: 12px;
  font-weight: 500;
}

.step-desc {
  font-size: 13px;
  color: var(--color-gray);
  line-height: 1.8;
}

/* ===== 隐奢空间 ===== */
.space-section { background: var(--color-black); }

.space-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin-top: 64px;
}

.space-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.space-item.large { grid-row: span 2; aspect-ratio: auto; }

.space-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.space-item:hover img { transform: scale(1.04); }

.space-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,13,13,0.8) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 28px;
  opacity: 0;
  transition: var(--transition);
}

.space-item:hover .space-overlay { opacity: 1; }

.space-label {
  font-size: 14px;
  color: var(--color-white);
  letter-spacing: 1px;
}

/* ===== 评价模块 ===== */
.reviews { background: var(--color-dark); }

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.review-card {
  background: var(--color-dark-3);
  padding: 36px;
  border: 1px solid rgba(201,169,110,0.08);
  transition: var(--transition);
  position: relative;
}

.review-card::before {
  content: '"';
  position: absolute;
  top: 20px; right: 28px;
  font-family: var(--font-serif);
  font-size: 80px;
  color: rgba(201,169,110,0.08);
  line-height: 1;
}

.review-card:hover { border-color: rgba(201,169,110,0.25); }

.review-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 16px;
}

.review-stars span {
  color: var(--color-gold);
  font-size: 14px;
}

.review-text {
  font-size: 15px;
  color: var(--color-gray-light);
  line-height: 1.9;
  margin-bottom: 24px;
  font-style: italic;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.review-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-gold-dark), var(--color-gold));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--color-black);
  font-weight: 600;
  flex-shrink: 0;
}

.review-name {
  font-size: 14px;
  color: var(--color-white);
  font-weight: 500;
  margin-bottom: 2px;
}

.review-role { font-size: 12px; color: var(--color-gray); letter-spacing: 0.5px; }

/* ===== 案例模块 ===== */
.cases { background: var(--color-dark-2); }

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.case-card {
  background: var(--color-dark);
  overflow: hidden;
  border: 1px solid rgba(201,169,110,0.08);
  transition: var(--transition);
}

.case-card:hover {
  border-color: rgba(201,169,110,0.25);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.case-thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.case-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.case-card:hover .case-thumb img { transform: scale(1.06); }

.case-body { padding: 24px; }

.case-tag {
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 10px;
  display: block;
}

.case-title {
  font-size: 16px;
  color: var(--color-white);
  font-weight: 500;
  margin-bottom: 10px;
  line-height: 1.5;
}

.case-desc {
  font-size: 13px;
  color: var(--color-gray);
  line-height: 1.8;
}

/* ===== FAQ ===== */
.faq { background: var(--color-black); }

.faq-list {
  max-width: 800px;
  margin: 64px auto 0;
}

.faq-item {
  border-bottom: 1px solid rgba(201,169,110,0.1);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  color: var(--color-white);
  font-size: 16px;
  font-family: var(--font-sans);
  font-weight: 500;
  transition: var(--transition);
}

.faq-question:hover { color: var(--color-gold); }

.faq-icon {
  width: 28px; height: 28px;
  border: 1px solid rgba(201,169,110,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-gold);
  font-size: 18px;
  transition: var(--transition);
}

.faq-item.active .faq-icon { transform: rotate(45deg); background: var(--color-gold); color: var(--color-black); }

.faq-answer {
  display: none;
  padding: 0 0 24px;
  font-size: 15px;
  color: var(--color-gray);
  line-height: 1.9;
}

.faq-item.active .faq-answer { display: block; }

/* ===== 预约模块 ===== */
.booking { background: var(--color-dark); }

.booking-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.booking-form { background: var(--color-dark-3); padding: 48px; }

.form-group { margin-bottom: 24px; }

.form-label {
  display: block;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--color-gray);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.form-control {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(201,169,110,0.2);
  color: var(--color-off-white);
  padding: 14px 18px;
  font-size: 14px;
  font-family: var(--font-sans);
  outline: none;
  transition: var(--transition);
  -webkit-appearance: none;
}

.form-control:focus { border-color: var(--color-gold); background: rgba(201,169,110,0.05); }
.form-control::placeholder { color: var(--color-gray); }

select.form-control { cursor: pointer; }
select.form-control option { background: var(--color-dark); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ===== 地址模块 ===== */
.address-section { background: var(--color-dark-2); }

.address-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 64px;
  align-items: start;
}

.address-info { }

.contact-items { margin-top: 36px; }

.contact-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(201,169,110,0.08);
}

.contact-icon {
  width: 40px; height: 40px;
  border: 1px solid rgba(201,169,110,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-size: 16px;
  flex-shrink: 0;
}

.contact-label {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--color-gray);
  margin-bottom: 4px;
  text-transform: uppercase;
}

.contact-value {
  font-size: 15px;
  color: var(--color-white);
}

.map-placeholder {
  background: var(--color-dark);
  border: 1px solid rgba(201,169,110,0.1);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
  color: var(--color-gray);
}

.map-placeholder .map-icon {
  font-size: 48px;
  color: var(--color-gold);
  opacity: 0.4;
}

/* ===== 页脚 ===== */
.footer {
  background: var(--color-black);
  border-top: 1px solid rgba(201,169,110,0.12);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(201,169,110,0.08);
}

.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.footer-brand-logo img {
  width: 40px; height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

.footer-brand-name {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--color-white);
}

.footer-brand-name span { color: var(--color-gold); }

.footer-desc {
  font-size: 13px;
  color: var(--color-gray);
  line-height: 1.9;
  margin-bottom: 24px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.social-btn {
  width: 36px; height: 36px;
  border: 1px solid rgba(201,169,110,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray);
  font-size: 14px;
  transition: var(--transition);
}

.social-btn:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  background: rgba(201,169,110,0.08);
}

.footer-col-title {
  font-size: 12px;
  letter-spacing: 2.5px;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 20px;
  font-weight: 500;
}

.footer-links { list-style: none; }

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

.footer-links a {
  font-size: 13px;
  color: var(--color-gray);
  transition: var(--transition);
  letter-spacing: 0.3px;
}

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

.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copyright {
  font-size: 12px;
  color: var(--color-gray);
  letter-spacing: 0.5px;
}

.footer-copyright span { color: var(--color-gold); }

.footer-update {
  font-size: 12px;
  color: var(--color-gray);
}

.footer-update span { color: var(--color-gold-light); }

/* ===== 视频弹窗 ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-overlay.active { display: flex; }

.modal-box {
  background: var(--color-dark);
  max-width: 860px;
  width: 100%;
  border: 1px solid rgba(201,169,110,0.2);
  position: relative;
}

.modal-close {
  position: absolute;
  top: -44px; right: 0;
  width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,0.2);
  background: none;
  color: var(--color-white);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close:hover { border-color: var(--color-gold); color: var(--color-gold); }

.modal-video {
  aspect-ratio: 16/9;
  background: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
  color: var(--color-gray);
  font-size: 14px;
}

.modal-video-icon {
  width: 80px; height: 80px;
  border-radius: 50%;
  border: 2px solid var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-video-icon svg { width: 32px; height: 32px; fill: var(--color-gold); margin-left: 6px; }

/* ===== 滚动动画 ===== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up-delay-1 { transition-delay: 0.1s; }
.fade-up-delay-2 { transition-delay: 0.2s; }
.fade-up-delay-3 { transition-delay: 0.3s; }
.fade-up-delay-4 { transition-delay: 0.4s; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .videos-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .process-steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .booking-inner { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .navbar-nav { display: none; }
  .navbar-cta { display: none; }
  .hamburger { display: flex; }
  .hero { min-height: 70vh; }
  .hero-stats { position: static; margin-top: 48px; justify-content: flex-start; }
  .services-grid { grid-template-columns: 1fr; }
  .videos-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .space-grid { grid-template-columns: 1fr; }
  .space-item.large { grid-row: auto; }
  .reviews-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .address-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-outline { width: 100%; justify-content: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-title { font-size: 28px; }
  .booking-form { padding: 28px 20px; }
}

/* ===== 移动端导航菜单 ===== */
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px; left: 0; right: 0;
  background: rgba(13,13,13,0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  padding: 24px;
  border-bottom: 1px solid rgba(201,169,110,0.15);
}

.mobile-nav.open { display: block; }

.mobile-nav ul { list-style: none; }
.mobile-nav ul li { border-bottom: 1px solid rgba(201,169,110,0.08); }
.mobile-nav ul li a {
  display: block;
  padding: 16px 0;
  color: var(--color-gray-light);
  font-size: 15px;
  letter-spacing: 1px;
}

.mobile-nav ul li a:hover { color: var(--color-gold); }

/* ===== 面包屑 ===== */
.breadcrumb {
  padding: 16px 0;
  font-size: 12px;
  color: var(--color-gray);
  letter-spacing: 0.5px;
}

.breadcrumb a { color: var(--color-gray); }
.breadcrumb a:hover { color: var(--color-gold); }
.breadcrumb span { color: var(--color-gold); margin: 0 8px; }

/* ===== 加载动画 ===== */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--color-black);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease;
}

.page-loader.hidden { opacity: 0; pointer-events: none; }

.loader-logo {
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--color-gold);
  letter-spacing: 4px;
  animation: fadeInOut 1.5s ease infinite;
}

@keyframes fadeInOut {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ===== 回到顶部 ===== */
.back-top {
  position: fixed;
  bottom: 36px; right: 28px;
  width: 44px; height: 44px;
  background: var(--color-gold);
  color: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 100;
  border: none;
}

.back-top.show { opacity: 1; transform: translateY(0); }
.back-top:hover { background: var(--color-gold-light); }