/* ============================================
   蘑菇影视 - 主样式文件
   高端低调 · 极简奢华 · 深灰+香槟金+纯黑
   ============================================ */

:root {
  --color-black: #0a0a0a;
  --color-dark: #141414;
  --color-dark2: #1a1a1a;
  --color-dark3: #222222;
  --color-gray: #2d2d2d;
  --color-gray2: #3a3a3a;
  --color-gray3: #555555;
  --color-gold: #c9a96e;
  --color-gold2: #e8c97a;
  --color-gold3: #f0d898;
  --color-gold-light: rgba(201,169,110,0.15);
  --color-white: #ffffff;
  --color-white2: #f5f5f0;
  --color-white3: #e8e8e0;
  --color-text: #cccccc;
  --color-text2: #999999;
  --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
  --shadow: 0 8px 40px rgba(0,0,0,0.6);
  --shadow-gold: 0 4px 20px rgba(201,169,110,0.2);
  --radius: 4px;
  --radius-lg: 8px;
}

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

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

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

a { color: var(--color-gold); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-gold2); }

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-wide { max-width: 1400px; margin: 0 auto; padding: 0 24px; }

/* ---- 滚动条 ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-dark); }
::-webkit-scrollbar-thumb { background: var(--color-gold); border-radius: 3px; }

/* ============ HEADER ============ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(201,169,110,0.12);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  padding: 0 32px;
  max-width: 1400px;
  margin: 0 auto;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: 50%;
  border: 1px solid rgba(201,169,110,0.3);
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.logo-sub {
  font-size: 0.65rem;
  color: var(--color-text2);
  letter-spacing: 0.15em;
  display: block;
  margin-top: -2px;
}

/* 导航 */
.nav-main {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-main a {
  color: var(--color-text);
  font-size: 0.875rem;
  padding: 8px 18px;
  letter-spacing: 0.05em;
  position: relative;
  white-space: nowrap;
}

.nav-main a::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  width: 0; height: 1px;
  background: var(--color-gold);
  transition: var(--transition);
  transform: translateX(-50%);
}

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

.nav-main a:hover::after,
.nav-main a.active::after {
  width: 60%;
}

.nav-cta {
  background: var(--color-gold);
  color: var(--color-black) !important;
  padding: 8px 20px !important;
  border-radius: var(--radius);
  font-weight: 600;
  margin-left: 8px;
}

.nav-cta:hover {
  background: var(--color-gold2) !important;
  color: var(--color-black) !important;
}

.nav-cta::after { display: none !important; }

/* 移动端菜单按钮 */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-gold);
  transition: var(--transition);
  border-radius: 1px;
}

/* ============ 搜索框 ============ */
.search-bar-wrap {
  background: var(--color-dark2);
  border-bottom: 1px solid rgba(201,169,110,0.08);
  padding: 10px 0;
  margin-top: 68px;
}

.search-bar-inner {
  display: flex;
  align-items: center;
  max-width: 700px;
  margin: 0 auto;
  padding: 0 24px;
  gap: 0;
}

.search-input {
  flex: 1;
  background: var(--color-dark3);
  border: 1px solid rgba(201,169,110,0.2);
  border-right: none;
  color: var(--color-white);
  font-family: var(--font-cn);
  font-size: 0.9rem;
  padding: 10px 18px;
  border-radius: var(--radius) 0 0 var(--radius);
  outline: none;
  transition: var(--transition);
}

.search-input::placeholder { color: var(--color-text2); }

.search-input:focus {
  border-color: rgba(201,169,110,0.5);
  background: var(--color-gray);
}

.search-btn {
  background: var(--color-gold);
  border: none;
  color: var(--color-black);
  font-family: var(--font-cn);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 10px 24px;
  cursor: pointer;
  border-radius: 0 var(--radius) var(--radius) 0;
  transition: var(--transition);
  white-space: nowrap;
}

.search-btn:hover { background: var(--color-gold2); }

/* ============ 通用Section ============ */
.section { padding: 90px 0; }
.section-sm { padding: 60px 0; }
.section-dark { background: var(--color-dark); }
.section-dark2 { background: var(--color-dark2); }

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

.section-label {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 16px;
  padding: 4px 16px;
  border: 1px solid rgba(201,169,110,0.3);
  border-radius: 20px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}

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

.section-desc {
  font-size: 1rem;
  color: var(--color-text2);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}

/* 分割线 */
.gold-line {
  width: 48px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  margin: 20px auto;
}

/* ============ HERO BANNER ============ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 108px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/banner.jpg');
  background-size: cover;
  background-position: center;
  filter: brightness(0.35);
  transform: scale(1.05);
  transition: transform 8s ease;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10,10,10,0.85) 0%,
    rgba(10,10,10,0.4) 50%,
    rgba(10,10,10,0.7) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
  padding: 60px 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--color-gold);
  border: 1px solid rgba(201,169,110,0.4);
  padding: 6px 18px;
  border-radius: 20px;
  margin-bottom: 28px;
  text-transform: uppercase;
}

.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(1.4); }
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-gold);
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-text);
  margin-bottom: 16px;
  line-height: 1.8;
  max-width: 580px;
}

.hero-desc {
  font-size: 0.9rem;
  color: var(--color-text2);
  margin-bottom: 44px;
  line-height: 1.8;
  max-width: 520px;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-gold);
  color: var(--color-black);
  font-size: 0.9rem;
  font-weight: 700;
  padding: 14px 32px;
  border-radius: var(--radius);
  letter-spacing: 0.05em;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-family: var(--font-cn);
}

.btn-primary:hover {
  background: var(--color-gold2);
  color: var(--color-black);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 14px 32px;
  border-radius: var(--radius);
  letter-spacing: 0.05em;
  transition: var(--transition);
  border: 1px solid rgba(255,255,255,0.25);
  cursor: pointer;
  font-family: var(--font-cn);
}

.btn-outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  transform: translateY(-2px);
}

/* 统计数字 */
.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.08);
  flex-wrap: wrap;
}

.stat-item { text-align: left; }

.stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-text2);
  letter-spacing: 0.1em;
}

/* ============ 视频卡片 ============ */
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.video-card {
  background: var(--color-dark2);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(201,169,110,0.08);
  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;
  overflow: hidden;
  aspect-ratio: 16/9;
}

.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(0,0,0,0.45);
}

.play-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.8);
  transition: var(--transition);
  box-shadow: 0 0 30px rgba(201,169,110,0.5);
}

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

.play-icon svg {
  width: 22px;
  height: 22px;
  fill: var(--color-black);
  margin-left: 3px;
}

.video-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0,0,0,0.75);
  color: var(--color-white);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 3px;
  letter-spacing: 0.05em;
}

.video-category {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--color-gold);
  color: var(--color-black);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 3px;
  letter-spacing: 0.08em;
}

.video-info {
  padding: 16px;
}

.video-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-white2);
  margin-bottom: 10px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.75rem;
  color: var(--color-text2);
}

.video-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.video-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.tag {
  font-size: 0.65rem;
  color: var(--color-gold);
  border: 1px solid rgba(201,169,110,0.25);
  padding: 2px 8px;
  border-radius: 2px;
  letter-spacing: 0.05em;
}

/* ============ 服务卡片 ============ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--color-dark2);
  border: 1px solid rgba(201,169,110,0.08);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  opacity: 0;
  transition: var(--transition);
}

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

.service-card:hover::before { opacity: 1; }

.service-icon {
  font-size: 2.2rem;
  margin-bottom: 20px;
  display: block;
}

.service-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
  letter-spacing: 0.03em;
}

.service-desc {
  font-size: 0.875rem;
  color: var(--color-text2);
  line-height: 1.8;
  margin-bottom: 16px;
}

.service-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

/* ============ 流程步骤 ============ */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 12.5%;
  right: 12.5%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold), var(--color-gold), transparent);
  opacity: 0.3;
}

.step-item {
  text-align: center;
  padding: 0 20px;
  position: relative;
}

.step-num {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-dark2);
  border: 1px solid rgba(201,169,110,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-gold);
  position: relative;
  z-index: 1;
}

.step-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 10px;
  letter-spacing: 0.03em;
}

.step-desc {
  font-size: 0.8rem;
  color: var(--color-text2);
  line-height: 1.7;
}

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

.review-card {
  background: var(--color-dark2);
  border: 1px solid rgba(201,169,110,0.08);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.review-card:hover {
  border-color: rgba(201,169,110,0.2);
  transform: translateY(-3px);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-black);
  flex-shrink: 0;
}

.review-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-white);
}

.review-date {
  font-size: 0.75rem;
  color: var(--color-text2);
  margin-top: 2px;
}

.review-stars {
  display: flex;
  gap: 2px;
  margin-bottom: 12px;
}

.star { color: var(--color-gold); font-size: 0.85rem; }

.review-text {
  font-size: 0.875rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 14px;
}

.review-stats {
  display: flex;
  gap: 20px;
  font-size: 0.75rem;
  color: var(--color-text2);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 12px;
}

/* ============ FAQ ============ */
.faq-list { max-width: 800px; margin: 0 auto; }

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

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-white2);
  letter-spacing: 0.02em;
  gap: 16px;
  transition: var(--transition);
}

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

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid rgba(201,169,110,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-gold);
  font-size: 1rem;
  transition: var(--transition);
}

.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-item.open .faq-question { color: var(--color-gold); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer { max-height: 300px; }

.faq-answer p {
  font-size: 0.875rem;
  color: var(--color-text2);
  line-height: 1.9;
  padding-bottom: 20px;
}

/* ============ 预约表单 ============ */
.booking-wrap {
  background: var(--color-dark2);
  border: 1px solid rgba(201,169,110,0.12);
  border-radius: var(--radius-lg);
  padding: 56px;
  max-width: 700px;
  margin: 0 auto;
}

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

.form-label {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text2);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--color-dark3);
  border: 1px solid rgba(201,169,110,0.15);
  color: var(--color-white);
  font-family: var(--font-cn);
  font-size: 0.9rem;
  padding: 12px 16px;
  border-radius: var(--radius);
  outline: none;
  transition: var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: rgba(201,169,110,0.5);
  background: var(--color-gray);
}

.form-select { cursor: pointer; }
.form-select option { background: var(--color-dark2); }

.form-textarea { resize: vertical; min-height: 100px; }

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

/* ============ 联系区域 ============ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info-list { list-style: none; }

.contact-info-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-gold-light);
  border: 1px solid rgba(201,169,110,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-label {
  font-size: 0.75rem;
  color: var(--color-text2);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

.contact-value {
  font-size: 0.9rem;
  color: var(--color-white);
  font-weight: 500;
}

/* ============ 案例展示 ============ */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.case-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/9;
  cursor: pointer;
}

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

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

.case-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.85) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
}

.case-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 6px;
}

.case-cat {
  font-size: 0.75rem;
  color: var(--color-gold);
  letter-spacing: 0.1em;
}

/* ============ FOOTER ============ */
.site-footer {
  background: var(--color-dark);
  border-top: 1px solid rgba(201,169,110,0.1);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .logo-wrap { margin-bottom: 20px; }

.footer-desc {
  font-size: 0.85rem;
  color: var(--color-text2);
  line-height: 1.8;
  margin-bottom: 24px;
  max-width: 280px;
}

.footer-col-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.15em;
  margin-bottom: 20px;
  text-transform: uppercase;
}

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

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

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text2);
  transition: var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--color-text2);
}

.footer-copy a { color: var(--color-gold); }

.footer-update {
  font-size: 0.75rem;
  color: var(--color-gray3);
}

/* ============ 模态框 ============ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  backdrop-filter: blur(8px);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: var(--color-dark2);
  border: 1px solid rgba(201,169,110,0.2);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 480px;
  width: 90%;
  text-align: center;
  transform: scale(0.9);
  transition: var(--transition);
}

.modal-overlay.open .modal-box { transform: scale(1); }

.modal-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.modal-desc {
  font-size: 0.875rem;
  color: var(--color-text2);
  margin-bottom: 28px;
  line-height: 1.8;
}

.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: none;
  border: none;
  color: var(--color-text2);
  font-size: 1.4rem;
  cursor: pointer;
  transition: var(--transition);
}

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

/* ============ 移动端适配 ============ */
@media (max-width: 1024px) {
  .video-grid { grid-template-columns: repeat(2, 1fr); }
  .services-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; }
  .cases-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .header-inner { padding: 0 16px; }
  .nav-main { display: none; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: rgba(10,10,10,0.98); border-bottom: 1px solid rgba(201,169,110,0.1); padding: 16px 0; }
  .nav-main.open { display: flex; }
  .nav-main a { padding: 12px 24px; width: 100%; }
  .nav-toggle { display: flex; }
  .video-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .booking-wrap { padding: 32px 20px; }
  .hero { padding-top: 88px; }
  .hero-stats { gap: 24px; }
  .form-row { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .hero h1 { font-size: 1.8rem; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-outline { width: 100%; justify-content: center; }
  .search-bar-inner { padding: 0 12px; }
}

/* ============ 动画 ============ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }
.fade-up:nth-child(5) { transition-delay: 0.4s; }
.fade-up:nth-child(6) { transition-delay: 0.5s; }

/* ============ 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-inner {
  text-align: center;
}

.loader-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-gold);
  letter-spacing: 0.15em;
  margin-bottom: 20px;
}

.loader-bar {
  width: 120px;
  height: 2px;
  background: var(--color-gray2);
  border-radius: 1px;
  overflow: hidden;
  margin: 0 auto;
}

.loader-progress {
  height: 100%;
  background: var(--color-gold);
  border-radius: 1px;
  animation: loading 1.2s ease forwards;
}

@keyframes loading {
  0% { width: 0; }
  100% { width: 100%; }
}

/* 回到顶部 */
.back-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-gold);
  color: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 500;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
  border: none;
  font-size: 1.1rem;
  box-shadow: var(--shadow-gold);
}

.back-top.show {
  opacity: 1;
  transform: translateY(0);
}

.back-top:hover {
  background: var(--color-gold2);
  transform: translateY(-3px);
}