/* ============================================================
   三亚暖养旅行社 | Sanya Nuanyang Travel
   禅意康养风格样式表
   ============================================================ */

/* --- CSS Variables / 主题色 --- */
:root {
  --primary: #c4956a;
  --primary-dark: #a87a4e;
  --primary-light: #e0c4a4;
  --secondary: #5a8c6a;
  --secondary-dark: #436f51;
  --secondary-light: #8ab89a;
  --accent-gold: #d4b87a;
  --bg-cream: #faf3ea;
  --bg-white: #ffffff;
  --bg-warm: #f5ede3;
  --text-dark: #3d3228;
  --text-medium: #6b5b4f;
  --text-light: #9a8c80;
  --text-white: #fefcf9;
  --shadow: 0 4px 20px rgba(0,0,0,0.06);
  --shadow-hover: 0 8px 32px rgba(0,0,0,0.10);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-cn: 'Noto Serif SC', 'STSong', 'SimSun', serif;
  --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

/* --- 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(--text-dark);
  background: var(--bg-cream);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; outline: none; font-family: inherit; }
input, textarea, select { font-family: inherit; outline: none; }

/* --- Typography / 禅意文字 --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-cn);
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-dark);
}

.section-title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 0.5rem;
  position: relative;
  letter-spacing: 2px;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  margin: 12px auto 0;
  border-radius: 2px;
}

.section-subtitle {
  text-align: center;
  color: var(--text-medium);
  font-size: 0.95rem;
  margin-bottom: 2.5rem;
  letter-spacing: 1px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
  letter-spacing: 1px;
}

.btn-primary {
  background: var(--primary);
  color: var(--text-white);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(196, 149, 106, 0.35);
}

.btn-secondary {
  background: var(--secondary);
  color: var(--text-white);
}
.btn-secondary:hover {
  background: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(90, 140, 106, 0.35);
}

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

.btn-gold {
  background: var(--accent-gold);
  color: var(--text-dark);
}
.btn-gold:hover {
  background: #c4a566;
  transform: translateY(-2px);
}

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

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

/* ============================================================
   HEADER / 导航栏
   ============================================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(250, 243, 234, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(196, 149, 106, 0.15);
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(250, 243, 234, 0.98);
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: 10px;
}
.logo-text {
  font-family: var(--font-cn);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}
  color: var(--text-dark);
  letter-spacing: 2px;
}

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

.logo-en {
  font-size: 0.65rem;
  color: var(--text-light);
  letter-spacing: 1px;
  text-transform: uppercase;
}

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

.nav a {
  padding: 8px 16px;
  font-size: 0.88rem;
  color: var(--text-medium);
  border-radius: 8px;
  position: relative;
  letter-spacing: 0.5px;
  transition: var(--transition);
}

.nav a:hover,
.nav a.active {
  color: var(--primary-dark);
  background: rgba(196, 149, 106, 0.08);
}

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

.nav-phone {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px !important;
  background: var(--secondary) !important;
  color: white !important;
  border-radius: 50px !important;
  font-size: 0.85rem !important;
  margin-left: 8px;
}
.nav-phone:hover {
  background: var(--secondary-dark) !important;
  transform: translateY(-1px);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================================
   HERO / 轮播Banner
   ============================================================ */
.hero {
  margin-top: 72px;
  position: relative;
  overflow: hidden;
  height: 85vh;
  min-height: 500px;
  max-height: 700px;
}

.hero-slider {
  height: 100%;
  position: relative;
}

.hero-slide {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-slide-overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg,
    rgba(61, 50, 40, 0.65) 0%,
    rgba(61, 50, 40, 0.35) 50%,
    rgba(90, 140, 106, 0.25) 100%
  );
}

.hero-slide-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: white;
  max-width: 720px;
  width: 90%;
  z-index: 2;
}

.hero-slide-content .tag {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(196, 149, 106, 0.3);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 50px;
  font-size: 0.8rem;
  letter-spacing: 2px;
  margin-bottom: 20px;
  backdrop-filter: blur(4px);
}

.hero-slide-content h1 {
  font-size: 3rem;
  color: white;
  margin-bottom: 16px;
  letter-spacing: 4px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-slide-content p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 28px;
  line-height: 1.8;
}

.hero-slide-content .btn {
  font-size: 1rem;
  padding: 14px 36px;
}

/* Hero Navigation */
.hero-nav {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 3;
}

.hero-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  border: 2px solid rgba(255,255,255,0.6);
  cursor: pointer;
  transition: var(--transition);
}

.hero-dot.active {
  background: white;
  border-color: white;
  transform: scale(1.2);
}

.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
  z-index: 3;
}

.hero-arrow:hover {
  background: rgba(255,255,255,0.3);
}

.hero-arrow.prev { left: 30px; }
.hero-arrow.next { right: 30px; }

/* ============================================================
   SECTION: Stats / 品牌数据
   ============================================================ */
.stats-section {
  padding: 60px 0;
  background: var(--bg-white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.stat-item {
  text-align: center;
  padding: 30px 20px;
  background: var(--bg-cream);
  border-radius: var(--radius);
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.stat-number {
  font-family: var(--font-cn);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}

.stat-label {
  color: var(--text-medium);
  font-size: 0.9rem;
  letter-spacing: 1px;
}

/* ============================================================
   SECTION: Advantages / 核心优势
   ============================================================ */
.advantages-section {
  padding: 80px 0;
  background: var(--bg-cream);
}

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

.advantage-card {
  background: var(--bg-white);
  padding: 36px 24px;
  border-radius: var(--radius-lg);
  text-align: center;
  transition: var(--transition);
  border: 1px solid rgba(196, 149, 106, 0.1);
}

.advantage-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary-light);
}

.advantage-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
}

.advantage-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.advantage-card p {
  color: var(--text-medium);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ============================================================
   SECTION: Products / 产品线入口
   ============================================================ */
.products-section {
  padding: 80px 0;
  background: var(--bg-white);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.product-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-cream);
  transition: var(--transition);
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.product-card-img {
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.product-card-img::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(transparent, rgba(61, 50, 40, 0.5));
}

.product-card-body {
  padding: 24px;
  position: relative;
}

.product-card-body h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.product-card-body p {
  color: var(--text-medium);
  font-size: 0.88rem;
  margin-bottom: 16px;
  line-height: 1.7;
}

.product-link {
  color: var(--primary);
  font-weight: 500;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.product-link:hover {
  color: var(--primary-dark);
  gap: 10px;
}

/* ============================================================
   SECTION: Tours Featured / 热门康养线路推荐
   ============================================================ */
.featured-section {
  padding: 80px 0;
  background: var(--bg-cream);
}

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

.tour-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid rgba(196, 149, 106, 0.08);
}

.tour-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.tour-card-img {
  height: 200px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.tour-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 14px;
  background: var(--secondary);
  color: white;
  border-radius: 50px;
  font-size: 0.75rem;
  letter-spacing: 1px;
}

.tour-card-body {
  padding: 20px;
}

.tour-card-body h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.tour-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}

.tour-meta span {
  font-size: 0.8rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 4px;
}

.tour-card-body p {
  color: var(--text-medium);
  font-size: 0.85rem;
  line-height: 1.7;
  margin-bottom: 14px;
}

.tour-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid rgba(196, 149, 106, 0.1);
}

.tour-price {
  font-family: var(--font-cn);
  font-size: 1.25rem;
  color: var(--primary);
  font-weight: 700;
}

.tour-price small {
  font-size: 0.75rem;
  color: var(--text-light);
  font-weight: 400;
}

/* ============================================================
   SECTION: Philosophy / 禅意理念
   ============================================================ */
.philosophy-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
  color: white;
  position: relative;
  overflow: hidden;
}

.philosophy-section::before {
  content: '☯';
  position: absolute;
  top: -50px;
  right: -50px;
  font-size: 300px;
  opacity: 0.05;
  color: white;
}

.philosophy-section .section-title {
  color: white;
}

.philosophy-section .section-title::after {
  background: var(--accent-gold);
}

.philosophy-section .section-subtitle {
  color: rgba(255,255,255,0.75);
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.philosophy-item {
  text-align: center;
  padding: 30px 20px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.1);
  transition: var(--transition);
}

.philosophy-item:hover {
  background: rgba(255,255,255,0.14);
  transform: translateY(-4px);
}

.philosophy-item .icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  color: var(--accent-gold);
}

.philosophy-item h3 {
  color: white;
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.philosophy-item p {
  color: rgba(255,255,255,0.8);
  font-size: 0.88rem;
  line-height: 1.7;
}

/* ============================================================
   SECTION: Destinations / 热门康养目的地
   ============================================================ */
.destinations-section {
  padding: 80px 0;
  background: var(--bg-white);
}

.destinations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.destination-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 240px;
  cursor: pointer;
  transition: var(--transition);
}

.destination-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.destination-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.destination-card:hover img {
  transform: scale(1.08);
}

.destination-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  color: white;
}

.destination-info h3 {
  color: white;
  font-size: 1.1rem;
  margin-bottom: 4px;
}

.destination-info p {
  font-size: 0.82rem;
  opacity: 0.85;
}

.destination-card:first-child {
  grid-column: span 2;
  height: 240px;
}

/* ============================================================
   SECTION: Testimonials / 游客评价
   ============================================================ */
.testimonials-section {
  padding: 80px 0;
  background: var(--bg-cream);
}

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

.testimonial-card {
  background: var(--bg-white);
  padding: 28px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(196, 149, 106, 0.08);
  transition: var(--transition);
}

.testimonial-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.testimonial-stars {
  color: var(--accent-gold);
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.testimonial-card blockquote {
  color: var(--text-medium);
  font-size: 0.88rem;
  line-height: 1.8;
  margin-bottom: 16px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 1.1rem;
}

.testimonial-author-info h4 {
  font-size: 0.9rem;
  margin-bottom: 2px;
}

.testimonial-author-info span {
  font-size: 0.78rem;
  color: var(--text-light);
}

/* ============================================================
   SECTION: CTA / 行动号召
   ============================================================ */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  text-align: center;
  color: white;
  position: relative;
}

.cta-section h2 {
  color: white;
  font-size: 2rem;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.cta-section p {
  color: rgba(255,255,255,0.9);
  margin-bottom: 28px;
  font-size: 1.05rem;
}

.cta-phone {
  display: inline-block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-gold);
  margin-bottom: 20px;
  letter-spacing: 2px;
}

/* ============================================================
   FOOTER / 页脚
   ============================================================ */
.footer {
  background: #2d241b;
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo-text {
  color: white;
  margin-bottom: 4px;
}

.footer-brand .logo-text span {
  color: var(--primary-light);
}

.footer-brand p {
  font-size: 0.85rem;
  line-height: 1.8;
  margin-top: 14px;
}

.footer h4 {
  color: white;
  font-size: 0.95rem;
  margin-bottom: 18px;
  letter-spacing: 1px;
}

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

.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.85rem;
  transition: var(--transition);
}

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

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}

.footer-contact li i {
  color: var(--primary-light);
  margin-top: 4px;
  width: 16px;
}

.footer-bottom {
  text-align: center;
  padding: 20px 0;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

/* ============================================================
   PAGE HEADER / 内页头部
   ============================================================ */
.page-header {
  margin-top: 72px;
  padding: 80px 0 60px;
  background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '☯';
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 200px;
  opacity: 0.06;
  color: white;
}

.page-header h1 {
  color: white;
  font-size: 2.2rem;
  margin-bottom: 10px;
  letter-spacing: 3px;
}

.page-header p {
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================================
   TOURS / FILTER / 筛选
   ============================================================ */
.filter-bar {
  padding: 30px 0;
  background: var(--bg-white);
  border-bottom: 1px solid rgba(196, 149, 106, 0.08);
}

.filter-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: center;
}

.filter-btn {
  padding: 8px 24px;
  border-radius: 50px;
  background: var(--bg-cream);
  color: var(--text-medium);
  font-size: 0.85rem;
  transition: var(--transition);
  border: 1px solid transparent;
}

.filter-btn:hover {
  background: rgba(196, 149, 106, 0.1);
  color: var(--primary);
}

.filter-btn.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* Tours Grid page */
.tours-grid-section {
  padding: 60px 0;
  background: var(--bg-cream);
}

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

/* ============================================================
   CUSTOM / 定制页面
   ============================================================ */
.custom-section {
  padding: 80px 0;
  background: var(--bg-cream);
}

.custom-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.custom-cases {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid rgba(196, 149, 106, 0.08);
}

.custom-cases h2 {
  font-size: 1.3rem;
  margin-bottom: 24px;
}

.case-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(196, 149, 106, 0.06);
}

.case-item:last-child {
  border-bottom: none;
}

.case-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: var(--bg-cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.1rem;
}

.case-content h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.case-content p {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.6;
}

.custom-form-wrap {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid rgba(196, 149, 106, 0.08);
}

.custom-form-wrap h2 {
  font-size: 1.3rem;
  margin-bottom: 24px;
}

/* ============================================================
   FORMS / 表单
   ============================================================ */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-medium);
  margin-bottom: 6px;
  font-weight: 500;
}

.form-group label .required {
  color: #e07a5f;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid rgba(196, 149, 106, 0.2);
  border-radius: 10px;
  background: var(--bg-cream);
  font-size: 0.9rem;
  color: var(--text-dark);
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(196, 149, 106, 0.12);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

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

/* ============================================================
   ABOUT / 关于我们
   ============================================================ */
.about-story {
  padding: 80px 0;
  background: var(--bg-white);
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 400px;
  background: var(--bg-cream);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-text h2 {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.about-text p {
  color: var(--text-medium);
  line-height: 1.9;
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.about-text .highlight {
  color: var(--primary);
  font-weight: 600;
}

/* Team Section */
.team-section {
  padding: 80px 0;
  background: var(--bg-cream);
}

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

.team-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-align: center;
  transition: var(--transition);
  border: 1px solid rgba(196, 149, 106, 0.08);
}

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

.team-avatar {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: white;
}

.team-card-body {
  padding: 20px;
}

.team-card-body h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.team-card-body .role {
  color: var(--primary);
  font-size: 0.82rem;
  margin-bottom: 8px;
}

.team-card-body p {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* ============================================================
   CONTACT / 联系我们
   ============================================================ */
.contact-section {
  padding: 80px 0;
  background: var(--bg-cream);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info-wrap {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid rgba(196, 149, 106, 0.08);
}

.contact-info-wrap h2 {
  font-size: 1.3rem;
  margin-bottom: 24px;
}

.contact-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(196, 149, 106, 0.06);
}

.contact-item:last-child {
  border-bottom: none;
}

.contact-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: var(--bg-cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1rem;
}

.contact-item-content h4 {
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.contact-item-content p {
  font-size: 0.85rem;
  color: var(--text-medium);
}

.contact-item-content .phone-big {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
}

.contact-form-wrap {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid rgba(196, 149, 106, 0.08);
}

.contact-form-wrap h2 {
  font-size: 1.3rem;
  margin-bottom: 24px;
}

/* ============================================================
   LIGHTBOX / 灯箱
   ============================================================ */
.lightbox-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

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

.lightbox-content {
  max-width: 800px;
  max-height: 80vh;
  width: 100%;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  animation: lightboxIn 0.3s ease;
}

@keyframes lightboxIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

.lightbox-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  background: rgba(0,0,0,0.4);
  border-radius: 50%;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2;
  font-size: 1rem;
}

.lightbox-close:hover {
  background: rgba(0,0,0,0.6);
}

.lightbox-body {
  padding: 36px;
}

.lightbox-body h2 {
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.lightbox-body p {
  color: var(--text-medium);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 12px;
}

/* ============================================================
   SIDEBAR / 侧边联系栏
   ============================================================ */
.sidebar-contact {
  position: fixed;
  right: 24px;
  bottom: 80px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  transition: var(--transition);
  position: relative;
}

.sidebar-btn:hover {
  transform: scale(1.1);
}

.sidebar-btn.phone {
  background: var(--primary);
}

.sidebar-btn.wechat {
  background: var(--secondary);
}

.sidebar-btn.top-btn {
  background: var(--text-medium);
  font-size: 1rem;
}

.sidebar-tooltip {
  position: absolute;
  right: 62px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--text-dark);
  color: white;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.78rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.sidebar-btn:hover .sidebar-tooltip {
  opacity: 1;
  right: 68px;
}

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

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

/* ============================================================
   RESPONSIVE / 响应式
   ============================================================ */
@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .nav { display: none; }
  .menu-toggle { display: flex; }

  .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(250, 243, 234, 0.98);
    backdrop-filter: blur(12px);
    padding: 16px 24px;
    border-bottom: 1px solid rgba(196, 149, 106, 0.1);
    gap: 4px;
  }

  .nav.open a { padding: 12px 16px; width: 100%; }
  .nav-phone { margin-left: 0 !important; justify-content: center; }

  .hero { height: 70vh; max-height: 550px; }
  .hero-slide-content h1 { font-size: 2rem; }
  .hero-slide-content p { font-size: 0.95rem; }
  .hero-arrow { width: 40px; height: 40px; font-size: 1rem; }
  .hero-arrow.prev { left: 12px; }
  .hero-arrow.next { right: 12px; }

  .custom-layout,
  .about-layout,
  .contact-layout { grid-template-columns: 1fr; gap: 30px; }

  .section-title { font-size: 1.6rem; }

  .products-grid,
  .tour-cards,
  .tours-grid { grid-template-columns: 1fr; }

  .destination-card:first-child { grid-column: span 1; }

  .philosophy-grid,
  .testimonial-grid { grid-template-columns: 1fr; }

  .destination-card { height: 200px; }

  .page-header h1 { font-size: 1.8rem; }
}

@media (max-width: 600px) {
  .hero { height: 60vh; min-height: 380px; }
  .hero-slide-content h1 { font-size: 1.6rem; letter-spacing: 2px; }
  .hero-slide-content p { font-size: 0.88rem; }
  .hero-slide-content .btn { padding: 12px 28px; font-size: 0.9rem; }

  .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .stat-item { padding: 20px 12px; }
  .stat-number { font-size: 1.8rem; }

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

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

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

  .form-row { grid-template-columns: 1fr; }

  .sidebar-contact { right: 12px; }
  .sidebar-btn { width: 44px; height: 44px; font-size: 1rem; }

  .filter-inner { gap: 8px; }
  .filter-btn { padding: 6px 16px; font-size: 0.8rem; }
}