/* ==========================================================================
   REALLY LIFE SÀRL (瑞莱旅行) - 瑞士高端定制旅游与私立教育官方网站样式
   设计灵感参考：milano-restaurant.ch 欧式高奢美学
   色彩系统：阿尔卑斯深林绿 + 瑞士香槟金 + 珍珠暖白 + 四叶草绿
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
  /* 主题色系：阿尔卑斯墨绿 & 瑞士香槟金 */
  --c-dark-900: #0a1b15;
  --c-dark-800: #0f271f;
  --c-dark-700: #15392e;
  --c-primary: #15392e;
  --c-primary-light: #1f4f40;
  
  --c-gold: #c5a059;
  --c-gold-hover: #b38e46;
  --c-gold-light: #e8d3a2;
  --c-gold-subtle: rgba(197, 160, 89, 0.12);
  --gold-gradient: linear-gradient(135deg, #c5a059 0%, #ecd9ab 50%, #b89349 100%);
  
  --c-clover: #429f45;
  --c-clover-dark: #327e35;
  
  --c-cream-bg: #f9faf8;
  --c-surface: #ffffff;
  --c-surface-muted: #f3f5f3;
  
  --c-text-primary: #14201b;
  --c-text-secondary: #52635c;
  --c-text-light: #8e9e97;
  --c-text-inverse: #fdfdfd;

  --c-border: #e3e8e4;
  --c-border-gold: rgba(197, 160, 89, 0.35);

  /* 字体家族 */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-accent: 'Cinzel', serif;

  /* 阴影与过渡 */
  --shadow-sm: 0 2px 8px rgba(15, 39, 31, 0.04);
  --shadow-md: 0 10px 30px rgba(15, 39, 31, 0.08);
  --shadow-lg: 0 20px 50px rgba(15, 39, 31, 0.12);
  --shadow-gold: 0 8px 30px rgba(197, 160, 89, 0.25);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 基础重置 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--c-text-primary);
  background-color: var(--c-cream-bg);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

/* 通用容器 */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section-dark {
  background-color: var(--c-dark-800);
  color: var(--c-text-inverse);
}

/* 欧式典雅章节标题头 (milano-restaurant 核心美学) */
.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 60px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-accent);
  font-size: 0.82rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: 14px;
  font-weight: 600;
}

.eyebrow::before,
.eyebrow::after {
  content: "";
  display: inline-block;
  width: 24px;
  height: 1px;
  background-color: var(--c-gold);
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.65rem;
  font-weight: 600;
  line-height: 1.25;
  color: var(--c-text-primary);
  margin-bottom: 18px;
}

.section-dark .section-title {
  color: #ffffff;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--c-text-secondary);
  line-height: 1.8;
  max-width: 660px;
  margin: 0 auto;
}

.section-dark .section-subtitle {
  color: #c2cfc9;
}

.gold-divider {
  width: 60px;
  height: 2px;
  background: var(--gold-gradient);
  margin: 22px auto 0;
  border-radius: 2px;
}

/* 按钮系统 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 34px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  letter-spacing: 0.04em;
  text-align: center;
}

.btn-gold {
  background: var(--gold-gradient);
  color: #12241d;
  box-shadow: var(--shadow-gold);
  border: none;
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(197, 160, 89, 0.38);
  filter: brightness(1.05);
}

.btn-outline-gold {
  background: transparent;
  border: 1.5px solid var(--c-gold);
  color: var(--c-gold);
}

.btn-outline-gold:hover {
  background-color: var(--c-gold);
  color: #12241d;
  transform: translateY(-2px);
}

.btn-white {
  background-color: #ffffff;
  color: var(--c-primary);
  box-shadow: var(--shadow-md);
}

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

.btn-sm {
  padding: 10px 22px;
  font-size: 0.88rem;
}

/* ==========================================================================
   Header 导航栏 (带毛玻璃与微阴影)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(226, 232, 228, 0.8);
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-sm);
  padding: 4px 0;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 82px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--c-text-primary);
  position: relative;
  padding: 8px 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--c-gold);
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--c-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.lang-switch {
  display: flex;
  align-items: center;
  background: var(--c-surface-muted);
  border-radius: var(--radius-full);
  padding: 4px 6px;
  border: 1px solid var(--c-border);
}

.lang-btn {
  background: transparent;
  border: none;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--c-text-secondary);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.lang-btn.active {
  background-color: var(--c-primary);
  color: #ffffff;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background-color: var(--c-primary);
  margin: 6px 0;
  transition: var(--transition);
}

/* 移动端全屏抽屉菜单 (milano-overlay 风格) */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(10, 27, 21, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1500;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.mobile-nav-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-close {
  position: absolute;
  top: 26px;
  right: 26px;
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 2rem;
  cursor: pointer;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 26px;
}

.mobile-nav-link {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: #ffffff;
  transition: var(--transition);
}

.mobile-nav-link:hover {
  color: var(--c-gold-light);
}

/* ==========================================================================
   Hero 巨幕区域
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 110px;
  padding-bottom: 70px;
  background: linear-gradient(135deg, rgba(10, 27, 21, 0.88) 0%, rgba(15, 39, 31, 0.76) 100%),
              url('https://images.unsplash.com/photo-1530122037265-a5f1f91d3b99?q=80&w=2070&auto=format&fit=crop') center/cover no-repeat;
  color: #ffffff;
  overflow: hidden;
}

.hero-overlay-glow {
  position: absolute;
  top: 10%;
  right: 15%;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(197, 160, 89, 0.22) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(60px);
}

.hero-content {
  max-width: 880px;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(197, 160, 89, 0.45);
  border-radius: var(--radius-full);
  font-family: var(--font-accent);
  font-size: 0.82rem;
  letter-spacing: 0.15em;
  color: var(--c-gold-light);
  margin-bottom: 24px;
}

.hero-badge svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 4.1rem;
  font-weight: 700;
  line-height: 1.16;
  margin-bottom: 24px;
  color: #ffffff;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.hero-title span {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.25rem;
  line-height: 1.8;
  color: #e4eee9;
  margin-bottom: 40px;
  max-width: 720px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.hero-meta-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-meta-item {
  display: flex;
  flex-direction: column;
}

.hero-meta-num {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--c-gold-light);
  line-height: 1;
  margin-bottom: 6px;
}

.hero-meta-label {
  font-size: 0.88rem;
  color: #c7d6d0;
}

/* ==========================================================================
   Trust Bar (资质信誉背书)
   ========================================================================== */
.trust-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--c-border);
  padding: 30px 0;
  box-shadow: var(--shadow-sm);
}

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

.trust-card {
  display: flex;
  align-items: center;
  gap: 16px;
}

.trust-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--c-surface-muted);
  border: 1px solid var(--c-border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-gold-hover);
  flex-shrink: 0;
}

.trust-info h4 {
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--c-text-primary);
  margin-bottom: 2px;
}

.trust-info p {
  font-size: 0.85rem;
  color: var(--c-text-secondary);
}

/* ==========================================================================
   业务核心板块 (Services Grid)
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

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

.service-img-wrap {
  position: relative;
  height: 240px;
  overflow: hidden;
}

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

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

.service-tag {
  position: absolute;
  top: 18px;
  left: 18px;
  background: rgba(15, 39, 31, 0.85);
  backdrop-filter: blur(8px);
  color: var(--c-gold-light);
  font-family: var(--font-accent);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(197, 160, 89, 0.4);
}

.service-body {
  padding: 30px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.service-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--c-text-primary);
}

.service-desc {
  font-size: 0.94rem;
  color: var(--c-text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-features {
  list-style: none;
  border-top: 1px solid var(--c-border);
  padding-top: 18px;
  margin-bottom: 24px;
}

.service-features li {
  font-size: 0.88rem;
  color: var(--c-text-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.service-features li svg {
  width: 16px;
  height: 16px;
  color: var(--c-clover);
  flex-shrink: 0;
}

/* ==========================================================================
   包车服务与车型矩阵 (Fleet & Chauffeur Services)
   ========================================================================== */
.fleet-intro-banner {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border-gold);
  padding: 32px 40px;
  margin-bottom: 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
  gap: 24px;
}

.fleet-intro-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.fleet-intro-item svg {
  width: 28px;
  height: 28px;
  color: var(--c-gold);
  flex-shrink: 0;
}

.fleet-intro-text h5 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-text-primary);
}

.fleet-intro-text p {
  font-size: 0.88rem;
  color: var(--c-text-secondary);
}

.fleet-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
  margin-bottom: 60px;
}

.car-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.car-card:hover {
  border-color: var(--c-gold);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.car-img-wrap {
  position: relative;
  height: 280px;
  background-color: #0b1a14;
}

.car-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.car-price-tag {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: var(--c-dark-800);
  border: 1px solid var(--c-gold);
  padding: 10px 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: baseline;
  gap: 4px;
  color: var(--c-gold-light);
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.car-price-tag .amount {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: #ffffff;
}

.car-price-tag .unit {
  font-size: 0.82rem;
  color: var(--c-gold-light);
}

.car-content {
  padding: 34px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.car-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}

.car-name {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 600;
  color: var(--c-text-primary);
}

.car-capacity-pills {
  display: flex;
  gap: 8px;
  margin-bottom: 22px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background-color: var(--c-surface-muted);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  color: var(--c-text-secondary);
}

.car-specs-list {
  list-style: none;
  margin-bottom: 26px;
}

.car-specs-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed var(--c-border);
  font-size: 0.92rem;
}

.car-specs-list li span:first-child {
  color: var(--c-text-secondary);
}

.car-specs-list li span:last-child {
  font-weight: 600;
  color: var(--c-text-primary);
}

/* 包含与不包含规则卡片 */
.pricing-rules-box {
  background: var(--c-surface-muted);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  padding: 36px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 30px;
}

.pricing-rule-col h4 {
  font-size: 1.08rem;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.pricing-rule-col.include h4 {
  color: var(--c-clover-dark);
}

.pricing-rule-col.exclude h4 {
  color: #ab4747;
}

.pricing-rule-col.freebies h4 {
  color: var(--c-gold-hover);
}

.pricing-rule-col ul {
  list-style: none;
}

.pricing-rule-col ul li {
  font-size: 0.9rem;
  color: var(--c-text-secondary);
  margin-bottom: 10px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.pricing-rule-col ul li svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 3px;
}

/* ==========================================================================
   智能包车参考核价计算器 (Interactive Calculator)
   ========================================================================== */
.calc-wrapper {
  background: linear-gradient(135deg, #0e241c 0%, #173d31 100%);
  border-radius: var(--radius-lg);
  padding: 44px;
  color: #ffffff;
  border: 1px solid var(--c-border-gold);
  box-shadow: var(--shadow-lg);
  margin-top: 50px;
}

.calc-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 36px;
}

.calc-title {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 4vw, 1.95rem);
  color: var(--c-gold-light);
  margin-bottom: 10px;
  line-height: 1.3;
  word-break: keep-all;
  letter-spacing: 0.02em;
}

.calc-subtitle {
  font-size: 0.94rem;
  color: #c7d6d0;
  line-height: 1.6;
}

.calc-form-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr) auto;
  gap: 20px;
  align-items: flex-end;
}

.calc-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.calc-field label {
  font-size: 0.88rem;
  color: #c7d6d0;
  font-weight: 500;
}

.calc-field select,
.calc-field input {
  padding: 13px 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(197, 160, 89, 0.4);
  border-radius: var(--radius-md);
  color: #ffffff;
  outline: none;
  transition: var(--transition);
  font-size: 16px;
}

.calc-field select option {
  background: #0f271f;
  color: #ffffff;
}

.calc-field select:focus,
.calc-field input:focus {
  border-color: var(--c-gold);
  background: rgba(255, 255, 255, 0.15);
}

.calc-result-box {
  background: rgba(0, 0, 0, 0.45);
  border: 1.5px solid var(--c-gold);
  border-radius: var(--radius-md);
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 230px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.calc-result-box .label {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-gold-light);
  margin-bottom: 4px;
}

.calc-result-box .total {
  font-family: var(--font-serif);
  font-size: clamp(1.45rem, 4vw, 1.85rem);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: 10px;
  white-space: nowrap;
}

.calc-cta-btn {
  width: 100%;
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: var(--radius-full);
}

/* 私校访校 CTA 卡片 */
.school-cta-card {
  margin-top: 48px;
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--c-border-gold);
  padding: 36px 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  box-shadow: var(--shadow-sm);
}

.school-cta-text h4 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--c-text-primary);
  margin-bottom: 6px;
}

.school-cta-text p {
  color: var(--c-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 0;
}

.school-cta-actions {
  display: flex;
  gap: 14px;
}

/* ==========================================================================
   精选行程路线 (Curated Itineraries)
   ========================================================================== */
.routes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.route-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

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

.route-img-wrap {
  position: relative;
  height: 240px;
  overflow: hidden;
}

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

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

.route-duration-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  background: var(--c-dark-800);
  color: var(--c-gold-light);
  font-family: var(--font-accent);
  font-size: 0.8rem;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--c-gold);
}

.route-body {
  padding: 30px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.route-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--c-text-primary);
  margin-bottom: 10px;
}

.route-highlights-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}

.highlight-chip {
  font-size: 0.78rem;
  padding: 4px 10px;
  background-color: var(--c-surface-muted);
  border-radius: var(--radius-sm);
  color: var(--c-text-secondary);
}

.route-timeline-preview {
  margin-bottom: 24px;
  flex-grow: 1;
  border-left: 2px solid var(--c-border);
  padding-left: 16px;
  margin-left: 4px;
}

.timeline-preview-item {
  position: relative;
  font-size: 0.88rem;
  color: var(--c-text-secondary);
  margin-bottom: 10px;
}

.timeline-preview-item::before {
  content: "";
  position: absolute;
  left: -21px;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--c-gold);
}

.timeline-preview-item strong {
  color: var(--c-text-primary);
  margin-right: 4px;
}

/* ==========================================================================
   瑞士私校教育与留学专区 (Elite Boarding Schools)
   ========================================================================== */
.school-hero-banner {
  background: linear-gradient(135deg, rgba(15, 39, 31, 0.92) 0%, rgba(10, 27, 21, 0.95) 100%),
              url('https://images.unsplash.com/photo-1541339907198-e08756dedf3f?q=80&w=2070&auto=format&fit=crop') center/cover;
  border-radius: var(--radius-lg);
  padding: 60px;
  color: #ffffff;
  border: 1px solid var(--c-border-gold);
  margin-bottom: 50px;
}

.school-hero-content {
  max-width: 820px;
}

.school-hero-content h3 {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  margin-bottom: 16px;
  color: var(--c-gold-light);
}

.school-hero-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #d1dfd9;
  margin-bottom: 30px;
}

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

.school-point-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(197, 160, 89, 0.3);
  border-radius: var(--radius-md);
  padding: 20px;
}

.school-point-card h5 {
  font-size: 1.02rem;
  color: var(--c-gold-light);
  margin-bottom: 8px;
}

.school-point-card p {
  font-size: 0.88rem;
  color: #c7d6d0;
  line-height: 1.6;
  margin-bottom: 0;
}

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

.school-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.school-card:hover {
  transform: translateY(-6px);
  border-color: var(--c-gold);
  box-shadow: var(--shadow-lg);
}

.school-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
}

.school-badge {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 10px;
  background: var(--c-surface-muted);
  border-radius: var(--radius-sm);
  color: var(--c-primary);
}

.school-card h4 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--c-text-primary);
  margin-bottom: 4px;
}

.school-location {
  font-size: 0.85rem;
  color: var(--c-text-light);
  margin-bottom: 16px;
}

.school-card p {
  font-size: 0.9rem;
  color: var(--c-text-secondary);
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.school-meta-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
  border-top: 1px solid var(--c-border);
  padding-top: 16px;
}

.school-meta-tag {
  font-size: 0.8rem;
  background: var(--c-cream-bg);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  color: var(--c-text-secondary);
}

/* ==========================================================================
   关于瑞莱 & 官方商业证书 (About & Registry)
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text h3 {
  font-family: var(--font-serif);
  font-size: 2.3rem;
  margin-bottom: 20px;
  color: var(--c-text-primary);
  line-height: 1.3;
}

.about-text p {
  font-size: 1rem;
  color: var(--c-text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.about-cert-card {
  background: #ffffff;
  border: 1.5px solid var(--c-border-gold);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-md);
  position: relative;
}

.cert-stamp {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 76px;
  height: 76px;
  border: 2px dashed var(--c-gold);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transform: rotate(-12deg);
  color: var(--c-gold-hover);
  font-size: 0.65rem;
  font-weight: 700;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.cert-head {
  margin-bottom: 22px;
}

.cert-head h5 {
  font-family: var(--font-accent);
  font-size: 0.88rem;
  letter-spacing: 0.15em;
  color: var(--c-gold);
  text-transform: uppercase;
}

.cert-head h4 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--c-text-primary);
}

.cert-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--c-border);
  font-size: 0.9rem;
}

.cert-row span:first-child {
  color: var(--c-text-secondary);
}

.cert-row span:last-child {
  font-weight: 600;
  color: var(--c-text-primary);
  text-align: right;
}

/* ==========================================================================
   常见问题 FAQ (Accordion)
   ========================================================================== */
.faq-accordion {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: var(--c-gold);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  padding: 22px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--c-text-primary);
}

.faq-question svg {
  width: 20px;
  height: 20px;
  color: var(--c-gold);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 28px;
}

.faq-item.active .faq-answer {
  padding-bottom: 24px;
}

.faq-answer p {
  font-size: 0.95rem;
  color: var(--c-text-secondary);
  line-height: 1.8;
}

/* ==========================================================================
   页脚 Footer
   ========================================================================== */
.site-footer {
  background-color: var(--c-dark-900);
  color: #ffffff;
  padding-top: 80px;
  padding-bottom: 30px;
  border-top: 1px solid rgba(197, 160, 89, 0.2);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand p {
  font-size: 0.92rem;
  color: #b1c2bb;
  line-height: 1.8;
  margin-top: 18px;
  margin-bottom: 24px;
  max-width: 320px;
}

.footer-col h5 {
  font-family: var(--font-accent);
  font-size: 0.88rem;
  letter-spacing: 0.15em;
  color: var(--c-gold-light);
  margin-bottom: 22px;
  text-transform: uppercase;
}

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

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  font-size: 0.92rem;
  color: #b1c2bb;
}

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

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 0.9rem;
  color: #b1c2bb;
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--c-gold);
  flex-shrink: 0;
  margin-top: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.84rem;
  color: #83978f;
  flex-wrap: wrap;
  gap: 16px;
}

/* ==========================================================================
   浮动预约按钮 FAB (参考 milano-restaurant.ch)
   ========================================================================== */
.fab-reserve-wrap {
  position: fixed;
  bottom: 36px;
  right: 36px;
  z-index: 999;
}

.fab-reserve {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  background: var(--gold-gradient);
  color: #12251e;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  box-shadow: 0 10px 30px rgba(197, 160, 89, 0.45);
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.fab-reserve:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 40px rgba(197, 160, 89, 0.6);
}

.fab-pulse {
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border-radius: var(--radius-full);
  border: 2px solid var(--c-gold);
  animation: fab-pulse-anim 2.2s cubic-bezier(0.24, 0, 0.38, 1) infinite;
  pointer-events: none;
}

@keyframes fab-pulse-anim {
  0% {
    transform: scale(0.96);
    opacity: 0.8;
  }
  70% {
    transform: scale(1.18);
    opacity: 0;
  }
  100% {
    transform: scale(1.18);
    opacity: 0;
  }
}

/* ==========================================================================
   模态弹窗系统 (Modal System: 预约询盘 & 行程路书)
   ========================================================================== */
.site-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

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

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 27, 21, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.modal-dialog {
  position: relative;
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border-gold);
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.4);
  overflow-y: auto;
  z-index: 10;
  animation: modal-enter 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.modal-dialog-large {
  max-width: 880px;
}

@keyframes modal-enter {
  from {
    opacity: 0;
    transform: scale(0.94) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  padding: 30px 36px 20px;
  border-bottom: 1px solid var(--c-border);
  position: relative;
}

.modal-header .eyebrow {
  margin-bottom: 8px;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  color: var(--c-text-primary);
}

.modal-close {
  position: absolute;
  top: 24px;
  right: 28px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--c-surface-muted);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--c-text-secondary);
  font-size: 1.25rem;
  transition: var(--transition);
}

.modal-close:hover {
  background: var(--c-primary);
  color: #ffffff;
}

.modal-body {
  padding: 30px 36px 36px;
}

/* 预约表单样式 */
.booking-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  background: var(--c-surface-muted);
  color: var(--c-text-primary);
  outline: none;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--c-gold);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(197, 160, 89, 0.15);
}

.direct-connect-box {
  background: var(--c-cream-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
}

.direct-connect-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--c-text-secondary);
}

/* 行程完整路书弹窗样式 */
.modal-itinerary-timeline {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.modal-day-node {
  display: flex;
  gap: 20px;
  border-bottom: 1px dashed var(--c-border);
  padding-bottom: 20px;
}

.modal-day-badge {
  flex-shrink: 0;
  width: 54px;
  height: 54px;
  background: var(--c-dark-800);
  color: var(--c-gold-light);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: var(--font-accent);
  border: 1px solid var(--c-gold);
}

.modal-day-content h5 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--c-text-primary);
  margin-bottom: 6px;
}

.modal-day-content p {
  font-size: 0.92rem;
  color: var(--c-text-secondary);
  line-height: 1.7;
}

/* ==========================================================================
   移动端深度响应式系统 (Mobile-First Responsive Enhancements)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 3.2rem;
  }
  .services-grid,
  .routes-grid,
  .schools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .calc-form-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  /* 全局视口与容器 */
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .section-header {
    margin-bottom: 36px;
  }
  
  .section-title {
    font-size: 1.95rem;
    line-height: 1.3;
  }
  
  .section-subtitle {
    font-size: 0.92rem;
  }

  /* 顶部导航 Header */
  .header-container {
    height: 70px;
  }
  
  .site-header {
    height: 70px;
  }
  
  .header-logo img {
    height: 38px;
    width: auto;
  }
  
  .header-nav,
  .header-actions .btn {
    display: none;
  }
  
  .header-actions {
    gap: 10px;
  }
  
  .lang-switch {
    padding: 2px 4px;
  }
  
  .lang-btn {
    font-size: 0.74rem;
    padding: 3px 8px;
  }
  
  .menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    padding: 6px;
  }

  /* Hero 巨幕 */
  .hero {
    min-height: auto;
    padding-top: 95px;
    padding-bottom: 50px;
  }
  
  .hero-badge {
    font-size: 0.74rem;
    padding: 6px 14px;
    letter-spacing: 0.08em;
    margin-bottom: 18px;
  }
  
  .hero-title {
    font-size: clamp(2.1rem, 7.5vw, 2.7rem);
    line-height: 1.22;
    margin-bottom: 18px;
  }
  
  .hero-description {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 30px;
  }
  
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }
  
  .hero-actions .btn {
    width: 100%;
  }
  
  .hero-meta-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    margin-top: 40px;
    padding-top: 26px;
  }
  
  .hero-meta-num {
    font-size: 1.75rem;
  }
  
  .hero-meta-label {
    font-size: 0.78rem;
  }

  /* 信任背书 Trust Bar */
  .trust-bar {
    padding: 24px 0;
  }
  
  .trust-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .trust-card {
    background: var(--c-surface-muted);
    padding: 14px 18px;
    border-radius: var(--radius-md);
  }

  /* 核心服务、车型与行程网格 */
  .services-grid,
  .fleet-grid,
  .routes-grid,
  .schools-grid,
  .about-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .service-body,
  .car-content,
  .route-body,
  .school-card {
    padding: 24px 20px;
  }
  
  .car-img-wrap,
  .service-img-wrap,
  .route-img-wrap {
    height: 220px;
  }
  
  .car-price-tag {
    padding: 8px 14px;
    bottom: 12px;
    right: 12px;
  }
  
  .car-price-tag .amount {
    font-size: 1.15rem;
  }
  
  .pricing-rules-box {
    grid-template-columns: 1fr;
    padding: 24px 18px;
    gap: 20px;
  }

  /* ==========================================================================
     核心修复：包车在线核价计算器 (Calculator Mobile Optimization)
     ========================================================================== */
  .calc-wrapper {
    padding: 26px 18px;
    margin-top: 36px;
    border-radius: 16px;
    margin-bottom: 24px;
  }
  
  .calc-header {
    margin-bottom: 22px;
  }
  
  .calc-title {
    font-size: 1.38rem;
    letter-spacing: 0;
    margin-bottom: 8px;
    word-break: keep-all;
    white-space: normal;
  }
  
  .calc-subtitle {
    font-size: 0.84rem;
    line-height: 1.5;
  }
  
  .calc-form-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .calc-field select,
  .calc-field input {
    padding: 11px 14px;
    font-size: 16px !important; /* 彻底防止 iOS Safari 页面聚焦放大 */
  }
  
  .calc-result-box {
    width: 100%;
    min-width: 0;
    padding: 16px 16px;
    margin-top: 8px;
  }
  
  .calc-result-box .label {
    font-size: 0.74rem;
  }
  
  .calc-result-box .total {
    font-size: 1.55rem;
    text-align: center;
    white-space: normal;
    margin-bottom: 10px;
  }
  
  .calc-cta-btn {
    width: 100%;
    padding: 10px 14px;
  }

  /* ==========================================================================
     核心修复：悬浮预约按钮 (FAB) 移动端轻量化与防遮挡
     ========================================================================== */
  .fab-reserve-wrap {
    bottom: calc(18px + env(safe-area-inset-bottom, 0px));
    right: 16px;
    z-index: 1050;
  }
  
  /* 在手机端重塑为精致的 52px 圆形浮标，彻底释放底部正文视线 */
  .fab-reserve {
    width: 52px;
    height: 52px;
    padding: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(197, 160, 89, 0.55);
  }
  
  .fab-reserve svg {
    width: 22px;
    height: 22px;
    margin: 0;
  }
  
  .fab-reserve .fab-label {
    display: none; /* 手机端隐藏过长的文字胶囊 */
  }

  /* 私校板块移动端适配 */
  .school-hero-banner {
    padding: 30px 18px;
  }
  
  .school-hero-content h3 {
    font-size: 1.55rem;
  }
  
  .school-hero-content p {
    font-size: 0.92rem;
  }
  
  .school-points-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  
  .school-cta-card {
    padding: 24px 18px;
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }
  
  .school-cta-text h4 {
    font-size: 1.3rem;
  }
  
  .school-cta-text p {
    font-size: 0.88rem;
  }
  
  .school-cta-actions {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }
  
  .school-cta-actions .btn {
    width: 100%;
  }

  /* 官方商业证书卡片与印章防遮挡 */
  .about-cert-card {
    padding: 24px 18px;
  }
  
  .cert-stamp {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 58px;
    height: 58px;
    font-size: 0.52rem;
    opacity: 0.75;
  }
  
  .cert-head h4 {
    font-size: 1.25rem;
    max-width: calc(100% - 65px);
  }
  
  .cert-row {
    font-size: 0.84rem;
    padding: 8px 0;
  }

  /* 模态弹窗系统 (Modal) */
  .site-modal {
    padding: 12px;
  }
  
  .modal-dialog {
    max-height: 90vh;
    border-radius: var(--radius-md);
  }
  
  .modal-header {
    padding: 20px 20px 14px;
  }
  
  .modal-title {
    font-size: 1.45rem;
  }
  
  .modal-close {
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
  }
  
  .modal-body {
    padding: 16px 18px 24px;
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  
  .form-group input,
  .form-group select,
  .form-group textarea {
    font-size: 16px !important; /* 阻止 iOS Safari 放大 */
    padding: 11px 14px;
  }
  
  .direct-connect-box {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  /* 页脚 */
  .site-footer {
    padding-top: 50px;
    padding-bottom: calc(24px + env(safe-area-inset-bottom, 0px));
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 40px;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
}