/* ============================================
   新疆开心行星 - XJ KaiXinXingXing
   高端纯玩散客服务官网 设计系统 v1.0
   设计方向: 深空科技感 × 新疆奇异地貌色
   ============================================ */

/* --- CSS Variables --- */
:root {
  /* Core palette */
  --bg-deep: #0a0f18;
  --bg-mid: #111827;
  --bg-card: rgba(17, 25, 40, 0.75);
  --bg-card-hover: rgba(23, 33, 52, 0.88);
  --glass-border: rgba(255, 255, 255, 0.06);
  --glass-border-strong: rgba(255, 255, 255, 0.12);

  /* Xinjiang terrain accent colors */
  --gold-sand: #c8943e;        /* 塔克拉玛干沙金 */
  --lake-blue: #2e8bc0;        /* 赛里木湖蓝 */
  --flame-red: #c2543a;        /* 火焰山赭红 */
  --glacier-white: #e8eef3;    /* 冰川白 */
  --forest-deep: #1a5c3a;      /* 天山雪岭云杉 */
  --poplar-gold: #d4a03c;      /* 胡杨金秋 */
  --sky-teal: #1b6e7a;         /* 喀纳斯湖青 */
  --grape-purple: #6b3a6e;     /* 吐鲁番葡萄紫 */
  --snow-blue: #b8d4e3;        /* 雪山淡影 */

  /* Text */
  --text-primary: #e8eef3;
  --text-secondary: #a8b8c8;
  --text-muted: #6b7d92;
  --text-accent: #d4a03c;

  /* Gradients */
  --gradient-hero: linear-gradient(170deg, #060d18 0%, #0f1f35 25%, #142b42 50%, #1a3a4a 70%, #0d1c2c 100%);
  --gradient-gold: linear-gradient(135deg, #d4a03c, #e8c55c, #c8943e);
  --gradient-card: linear-gradient(145deg, rgba(17,25,40,0.9), rgba(20,32,50,0.85));

  /* Shadows & Glows */
  --shadow-card: 0 4px 24px rgba(0,0,0,0.3), 0 1px 2px rgba(255,255,255,0.04);
  --shadow-elevated: 0 8px 40px rgba(0,0,0,0.45), 0 2px 4px rgba(255,255,255,0.05);
  --glow-gold: 0 0 30px rgba(212,160,60,0.15), 0 0 60px rgba(212,160,60,0.05);
  --glow-lake: 0 0 30px rgba(46,139,192,0.15);

  /* Layout */
  --max-width: 1240px;
  --nav-height: 72px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* Typography */
  --font-display: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', Georgia, serif;
  --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Background atmosphere */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(212,160,60,0.04) 0%, transparent 50%),
    radial-gradient(ellipse 60% 50% at 80% 40%, rgba(46,139,192,0.04) 0%, transparent 50%),
    radial-gradient(ellipse 70% 50% at 50% 80%, rgba(194,84,58,0.03) 0%, transparent 50%),
    var(--bg-deep);
}

/* Subtle terrain texture overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.018;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(255,255,255,0.5) 2px, rgba(255,255,255,0.5) 3px),
    repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(255,255,255,0.5) 2px, rgba(255,255,255,0.5) 3px);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* --- Typography --- */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.25; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.5rem); }
p { color: var(--text-secondary); }

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}
.section { padding: 5rem 0; }
.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-header h2 {
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--gold-sand) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-header .subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

/* --- Navigation --- */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: all 0.3s var(--ease-out-expo);
}
.site-nav.scrolled {
  background: rgba(10,15,24,0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 1px 20px rgba(0,0,0,0.3);
}
.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  background: linear-gradient(135deg, var(--gold-sand), var(--lake-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}
.nav-links { display: flex; gap: 0.25rem; align-items: center; }
.nav-links a {
  padding: 0.45rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all 0.2s ease;
  font-weight: 500;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--text-primary);
  background: rgba(255,255,255,0.06);
}
.nav-cta {
  font-size: 0.85rem;
  padding: 0.5rem 1.25rem;
  background: var(--gradient-gold);
  color: #0a0f18 !important;
  border-radius: var(--radius-sm);
  font-weight: 600;
  -webkit-text-fill-color: #0a0f18 !important;
  background-clip: border-box !important;
  transition: all 0.3s var(--ease-spring) !important;
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: var(--glow-gold);
}

/* Hamburger menu (mobile) */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
  z-index: 1001;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s ease;
  border-radius: 2px;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: var(--gradient-hero);
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 40% at 30% 20%, rgba(212,160,60,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 35% at 70% 50%, rgba(46,139,192,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 60% 30% at 50% 90%, rgba(194,84,58,0.05) 0%, transparent 60%);
  pointer-events: none;
}

/* Animated geometric pattern */
.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  pointer-events: none;
  background-image:
    repeating-conic-gradient(rgba(212,160,60,0.5) 0% 25%, transparent 0% 50%) 0 0 / 80px 80px;
  animation: heroPattern 30s linear infinite;
}
@keyframes heroPattern { to { transform: rotate(360deg); } }

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 0 1.5rem;
  animation: fadeInUp 0.8s var(--ease-out-expo);
}

.hero-badge {
  display: inline-block;
  padding: 0.35rem 1rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-sand);
  border: 1px solid rgba(212,160,60,0.25);
  margin-bottom: 1.5rem;
  background: rgba(212,160,60,0.05);
}

.hero h1 {
  font-size: clamp(2.2rem, 6vw, 3.8rem);
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--glacier-white) 20%, var(--gold-sand) 50%, var(--lake-blue) 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  letter-spacing: 0.02em;
}
.hero .subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.6;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: all 0.3s var(--ease-spring);
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--gradient-gold);
  color: #0a0f18;
  box-shadow: 0 2px 16px rgba(212,160,60,0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 28px rgba(212,160,60,0.4);
}
.btn-outline {
  border: 1.5px solid rgba(255,255,255,0.2);
  color: var(--text-primary);
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(8px);
}
.btn-outline:hover {
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.08);
  transform: translateY(-2px);
}
.btn-sm { padding: 0.5rem 1.2rem; font-size: 0.85rem; }
.btn-block { width: 100%; justify-content: center; }

/* --- Glass Cards --- */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  box-shadow: var(--shadow-card);
  transition: all 0.3s var(--ease-out-expo);
}
.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--glass-border-strong);
  box-shadow: var(--shadow-elevated);
  transform: translateY(-4px);
}

/* --- Value Cards Grid --- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.value-card {
  padding: 2rem 1.5rem;
  text-align: center;
}
.value-card .icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1.25rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}
.value-card:nth-child(1) .icon { background: rgba(46,139,192,0.12); color: var(--lake-blue); }
.value-card:nth-child(2) .icon { background: rgba(212,160,60,0.12); color: var(--poplar-gold); }
.value-card:nth-child(3) .icon { background: rgba(26,92,58,0.12); color: #3cb371; }
.value-card:nth-child(4) .icon { background: rgba(107,58,110,0.12); color: #b87fc4; }
.value-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; color: var(--text-primary); }
.value-card p { font-size: 0.9rem; line-height: 1.6; }

/* --- Route Cards --- */
.routes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.route-card {
  overflow: hidden;
}
.route-card-img {
  height: 200px;
  position: relative;
  overflow: hidden;
}
.route-card-img .gradient-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,15,24,0.7) 0%, transparent 50%);
}
.route-card-body { padding: 1.5rem; }
.route-card-body .tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}
.tag {
  font-size: 0.75rem;
  padding: 0.2rem 0.7rem;
  border-radius: 50px;
  font-weight: 500;
  letter-spacing: 0.03em;
}
.tag-gold { background: rgba(212,160,60,0.12); color: var(--poplar-gold); border: 1px solid rgba(212,160,60,0.2); }
.tag-lake { background: rgba(46,139,192,0.12); color: var(--lake-blue); border: 1px solid rgba(46,139,192,0.2); }
.tag-red { background: rgba(194,84,58,0.12); color: var(--flame-red); border: 1px solid rgba(194,84,58,0.2); }
.tag-green { background: rgba(26,92,58,0.12); color: #3cb371; border: 1px solid rgba(26,92,58,0.2); }
.route-card-body h3 { font-size: 1.2rem; margin-bottom: 0.5rem; }
.route-card-body .meta {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.route-card-body .price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--poplar-gold);
  margin-bottom: 0.25rem;
}
.route-card-body .price-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.route-card-body .link-arrow {
  font-size: 0.9rem;
  color: var(--gold-sand);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap 0.3s ease;
}
.route-card-body .link-arrow:hover { gap: 0.6rem; }

.routes-footer {
  text-align: center;
  margin-top: 2.5rem;
}

/* --- Process Steps --- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 11%;
  right: 11%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(255,255,255,0.1), rgba(255,255,255,0.15), rgba(255,255,255,0.1), transparent);
  z-index: 0;
}
.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--gold-sand);
  transition: all 0.3s ease;
}
.process-step:hover .step-num {
  border-color: var(--poplar-gold);
  box-shadow: var(--glow-gold);
  background: rgba(212,160,60,0.08);
}
.process-step h4 { font-size: 0.95rem; margin-bottom: 0.35rem; }
.process-step p { font-size: 0.8rem; line-height: 1.5; }

/* --- Testimonials --- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.testimonial-card {
  padding: 2rem;
}
.testimonial-card .quote {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  position: relative;
  padding-left: 1.25rem;
  border-left: 3px solid rgba(212,160,60,0.25);
}
.testimonial-card .author {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* --- CTA Banner --- */
.cta-banner {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(212,160,60,0.08), rgba(46,139,192,0.06));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 3.5rem 2rem;
  text-align: center;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% 50%, rgba(212,160,60,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner h2 { margin-bottom: 0.75rem; }
.cta-banner p { max-width: 500px; margin: 0 auto 1.5rem; }

/* --- Footer --- */
.site-footer {
  background: rgba(6,12,20,0.8);
  border-top: 1px solid var(--glass-border);
  padding: 3rem 0 1.5rem;
  margin-top: 5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}
.footer-brand h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}
.footer-brand p { font-size: 0.85rem; }
.footer-links h4 {
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  font-family: var(--font-body);
}
.footer-links a {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 0.25rem 0;
  transition: color 0.2s ease;
}
.footer-links a:hover { color: var(--poplar-gold); }

/* --- Footer QR --- */
.footer-qr {
  text-align: center;
}
.footer-qr h4 {
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  font-family: var(--font-body);
}
.footer-qr-img {
  width: 110px;
  height: 110px;
  border-radius: 10px;
  border: 2px solid rgba(255,255,255,0.1);
  background: #fff;
  padding: 4px;
  display: block;
  margin: 0 auto 0.5rem;
}
.footer-qr .qr-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.8;
}
.footer-bottom a { color: var(--gold-sand); }

/* --- Mobile Bottom CTA Bar --- */
.mobile-cta-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: rgba(10,15,24,0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-top: 1px solid var(--glass-border);
  padding: 0.6rem 1rem;
}
.mobile-cta-bar .cta-inner {
  display: flex;
  gap: 0.75rem;
}
.mobile-cta-bar .btn {
  flex: 1;
  justify-content: center;
  font-size: 0.9rem;
  padding: 0.7rem 0.5rem;
}

/* ============ PAGE SPECIFIC STYLES ============ */

/* --- Page Header (inner pages) --- */
.page-hero {
  padding: calc(var(--nav-height) + 3rem) 0 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 40% at 50% 60%, rgba(212,160,60,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero h1 {
  margin-bottom: 0.75rem;
}

/* --- Tours Page --- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 3rem;
}
.filter-btn {
  padding: 0.45rem 1.1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid rgba(255,255,255,0.1);
  transition: all 0.2s ease;
  background: rgba(255,255,255,0.02);
}
.filter-btn:hover, .filter-btn.active {
  color: var(--text-primary);
  border-color: rgba(212,160,60,0.35);
  background: rgba(212,160,60,0.06);
}
.filter-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
  display: flex;
  align-items: center;
  margin-right: 0.25rem;
}

/* Tour detail card */
.tour-detail {
  padding: 2rem;
  margin-bottom: 2.5rem;
}
.tour-detail-header {
  margin-bottom: 1.5rem;
}
.tour-detail-header h2 {
  margin-bottom: 0.3rem;
  font-size: 1.5rem;
}
.tour-detail-header .subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}
.tour-detail-header .tags { margin-bottom: 1rem; }
.tour-detail-header .pitch {
  font-size: 1rem;
  color: var(--text-secondary);
  border-left: 3px solid var(--poplar-gold);
  padding-left: 1rem;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

/* Itinerary timeline */
.itinerary { margin: 1.5rem 0; }
.itinerary h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--gold-sand);
  font-family: var(--font-body);
  letter-spacing: 0.05em;
}
.itinerary-day {
  display: flex;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.itinerary-day:last-child { border-bottom: none; }
.day-num {
  flex-shrink: 0;
  width: 2rem;
  font-weight: 700;
  color: var(--poplar-gold);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding-top: 0.15rem;
}
.day-content h5 { font-size: 0.95rem; margin-bottom: 0.2rem; }
.day-content p { font-size: 0.85rem; line-height: 1.6; }

/* Price includes/excludes */
.price-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 1.5rem 0;
  padding: 1.5rem;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.05);
}
.price-detail h4 {
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  font-family: var(--font-body);
}
.price-detail ul li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 0.3rem 0;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}
.price-detail ul li::before {
  content: '•';
  color: var(--poplar-gold);
  flex-shrink: 0;
}

/* Tour booking CTA */
.tour-booking {
  text-align: center;
  padding: 2rem;
  margin-top: 1.5rem;
  background: linear-gradient(135deg, rgba(212,160,60,0.06), rgba(46,139,192,0.04));
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
}
.tour-booking .price-ref {
  font-size: 1.1rem;
  color: var(--poplar-gold);
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.tour-booking .price-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}
.tour-booking .phone-lg {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gold-sand);
  font-family: var(--font-mono);
  margin-bottom: 0.5rem;
}

/* --- Guide Page --- */
.guide-module {
  padding: 2rem;
  margin-bottom: 1.5rem;
}
.guide-module h3 {
  margin-bottom: 1rem;
  color: var(--gold-sand);
  font-size: 1.2rem;
}
.guide-module h4 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}
.guide-module p, .guide-module li {
  font-size: 0.92rem;
  line-height: 1.75;
  margin-bottom: 0.5rem;
}
.guide-module ul { padding-left: 0; }
.guide-module ul li {
  padding: 0.35rem 0;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}
.guide-module ul li::before {
  content: '▹';
  color: var(--poplar-gold);
  flex-shrink: 0;
}
.season-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}
.season-card {
  padding: 1.25rem;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.04);
}
.season-card h5 { font-size: 0.95rem; margin-bottom: 0.5rem; color: var(--gold-sand); }
.season-card p { font-size: 0.85rem; }
.checklist-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.checklist-col h5 {
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  color: var(--lake-blue);
}
.checklist-col ul li { font-size: 0.85rem; }
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}
.comparison-table th, .comparison-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  font-size: 0.9rem;
}
.comparison-table th {
  color: var(--gold-sand);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.comparison-table td { color: var(--text-secondary); }
.comparison-table tr:hover td { background: rgba(255,255,255,0.02); }

/* --- Support Page --- */
.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.contact-card {
  padding: 2rem;
  text-align: center;
}
.contact-card .icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  display: block;
}
.contact-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.contact-card .phone-lg {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gold-sand);
  font-family: var(--font-mono);
}
.contact-card .desc { font-size: 0.85rem; color: var(--text-muted); }
.contact-card .qr-img {
  width: 140px;
  height: 140px;
  margin: 0.75rem auto;
  border-radius: var(--radius-md);
  background: white;
}

/* --- FAQ --- */
.faq-list { max-width: 800px; margin: 3rem auto 0; }
.faq-item {
  padding: 1.25rem 1.5rem;
  margin-bottom: 0.75rem;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-primary);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--poplar-gold);
  transition: transform 0.3s ease;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item .faq-answer {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- About Page --- */
.about-story {
  max-width: 780px;
  margin: 0 auto 3rem;
}
.about-story p {
  font-size: 1rem;
  line-height: 1.9;
  margin-bottom: 1rem;
}
.qual-table {
  width: 100%;
  max-width: 600px;
  margin: 1.5rem 0;
}
.qual-table tr td {
  padding: 0.5rem 0;
  font-size: 0.92rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.qual-table tr td:first-child {
  color: var(--text-muted);
  width: 160px;
  font-weight: 500;
}
.qual-table tr td:last-child {
  color: var(--text-primary);
  font-weight: 600;
}
.promise-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.promise-card {
  padding: 1.5rem;
}
.promise-card .num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--poplar-gold);
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}
.promise-card h4 { font-size: 1rem; margin-bottom: 0.5rem; }
.promise-card p { font-size: 0.88rem; }
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
}
.team-card {
  padding: 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.team-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--poplar-gold), var(--lake-blue));
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #0a0f18;
  font-weight: 700;
}
.team-info h4 { font-size: 1rem; margin-bottom: 0.25rem; }
.team-info .role { font-size: 0.8rem; color: var(--poplar-gold); margin-bottom: 0.5rem; }
.team-info .motto { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* --- Complaint Channel --- */
.complaint-box {
  padding: 1.5rem;
  margin-top: 2rem;
  border: 1px solid rgba(194,84,58,0.15);
  background: rgba(194,84,58,0.03);
  border-radius: var(--radius-lg);
}
.complaint-box h4 { color: var(--flame-red); font-size: 0.95rem; margin-bottom: 0.75rem; }
.complaint-box p { font-size: 0.88rem; }

/* ============ SIDEBAR FLOATING BUTTONS (PC) ============ */
.sidebar-cta {
  position: fixed;
  right: 1.25rem;
  bottom: 140px;
  z-index: 998;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.sidebar-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
  transition: all 0.3s var(--ease-spring);
  position: relative;
  text-decoration: none;
  cursor: pointer;
}
.sidebar-btn:hover {
  transform: translateX(-4px) scale(1.08);
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}
.sidebar-btn-phone {
  background: linear-gradient(135deg, #d4a03c, #e8c55c);
  color: #0a0f18;
  animation: pulse-ring 2.5s infinite;
}
.sidebar-btn-wechat {
  background: linear-gradient(135deg, #07c160, #06ad56);
  color: #fff;
}
.sidebar-btn .tooltip {
  position: absolute;
  right: 68px;
  white-space: nowrap;
  background: rgba(10,15,24,0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--text-primary);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s ease;
  border: 1px solid var(--glass-border);
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}
.sidebar-btn:hover .tooltip { opacity: 1; }

/* Pulse ring animation for phone button */
.sidebar-btn-phone::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid rgba(212,160,60,0.4);
  animation: pulse-ring-expand 2.5s infinite;
}
@keyframes pulse-ring {
  0%, 100% { box-shadow: 0 4px 20px rgba(0,0,0,0.35); }
  50% { box-shadow: 0 4px 32px rgba(212,160,60,0.5), 0 0 60px rgba(212,160,60,0.15); }
}
@keyframes pulse-ring-expand {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0; }
  100% { transform: scale(1); opacity: 0; }
}

/* ============ INLINE CTA BANNER (content-embedded) ============ */
.inline-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  padding: 1.5rem 2rem;
  margin: 2rem 0;
  background: linear-gradient(135deg, rgba(212,160,60,0.08), rgba(46,139,192,0.04));
  border: 1px solid rgba(212,160,60,0.15);
  border-radius: var(--radius-lg);
  text-align: center;
}
.inline-cta .cta-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
  flex: 0 1 auto;
}
.inline-cta .cta-text strong {
  color: var(--poplar-gold);
  font-size: 1.1rem;
}
.inline-cta .cta-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  flex-shrink: 0;
}
.inline-cta .cta-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.inline-cta .cta-text strong {
  color: var(--poplar-gold);
  font-size: 1.1rem;
}
.inline-cta .cta-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* ============ MOBILE CTA BAR ENHANCEMENT ============ */
.mobile-cta-bar .btn {
  transition: all 0.3s var(--ease-spring);
}
.mobile-cta-bar .btn-primary {
  animation: mobilePulse 3s infinite;
}
@keyframes mobilePulse {
  0%, 100% { box-shadow: 0 2px 16px rgba(212,160,60,0.25); }
  50% { box-shadow: 0 2px 28px rgba(212,160,60,0.5); }
}

/* ============ HERO DIRECT PHONE DISPLAY ============ */
.hero-phone-strip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 50px;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}
.hero-phone-strip:hover {
  border-color: rgba(212,160,60,0.3);
  background: rgba(212,160,60,0.06);
}
.hero-phone-strip .phone-num {
  color: var(--poplar-gold);
  font-weight: 700;
  font-size: 1.05rem;
  font-family: var(--font-mono);
}

/* ============ RESPONSIVE ============ */

/* Tablet */
@media (max-width: 1024px) {
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .routes-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(5, 1fr); gap: 0.5rem; }
  .process-steps::before { left: 12%; right: 12%; }
  .process-step p { font-size: 0.75rem; }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-cards { grid-template-columns: 1fr 1fr; }
  .checklist-grid { grid-template-columns: 1fr 1fr; }
  .promise-grid { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .comparison-table { font-size: 0.8rem; }
  .comparison-table th, .comparison-table td { padding: 0.5rem 0.75rem; }
  .season-grid { grid-template-columns: 1fr; }
}

/* Mobile */
@media (max-width: 768px) {
  :root { --nav-height: 60px; }
  .section { padding: 3rem 0; }

  /* Navigation */
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 260px;
    height: 100vh;
    flex-direction: column;
    background: rgba(10,15,24,0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 5rem 1.5rem 2rem;
    gap: 0.5rem;
    transition: right 0.35s var(--ease-out-expo);
    border-left: 1px solid var(--glass-border);
    z-index: 1000;
  }
  .nav-links.active { right: 0; }
  .nav-links a { padding: 0.6rem 0.75rem; width: 100%; }
  .nav-cta { margin-top: 0.5rem; width: 100%; text-align: center; }

  /* Hero */
  .hero h1 { font-size: clamp(1.6rem, 8vw, 2.4rem); }
  .hero .subtitle { font-size: 0.95rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }

  /* Grids */
  .values-grid { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
  .value-card { padding: 1.25rem 1rem; }
  .value-card .icon { width: 44px; height: 44px; font-size: 1.3rem; margin-bottom: 0.75rem; }
  .value-card h3 { font-size: 0.95rem; }
  .value-card p { font-size: 0.8rem; }

  .routes-grid { grid-template-columns: 1fr; gap: 1rem; }
  .route-card-img { height: 180px; }

  .process-steps {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .process-steps::before { display: none; }
  .process-step {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
  }
  .step-num { margin: 0; flex-shrink: 0; }

  .testimonials-grid { grid-template-columns: 1fr; }
  .contact-cards { grid-template-columns: 1fr; }
  .checklist-grid { grid-template-columns: 1fr; }
  .promise-grid { grid-template-columns: 1fr; }
  .season-grid { grid-template-columns: 1fr; }

  .price-detail { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .footer-qr { grid-column: 1 / -1; text-align: center; }

  /* Sidebar - hide on mobile */
  .sidebar-cta { display: none; }

  /* Mobile CTA */
  .mobile-cta-bar { display: block; }
  body { padding-bottom: 70px; }

  /* Inline CTA mobile */
  .inline-cta { flex-direction: column; gap: 1rem; padding: 1.25rem 1rem; }
  .inline-cta .cta-actions { flex-direction: column; width: 100%; }
  .inline-cta .cta-actions .btn { width: 100%; justify-content: center; }

  /* Page hero */
  .page-hero { padding: calc(var(--nav-height) + 2rem) 0 2rem; }
  .page-hero h1 { font-size: clamp(1.4rem, 7vw, 2rem); }

  /* Filter bar */
  .filter-bar { gap: 0.4rem; }
  .filter-btn { font-size: 0.78rem; padding: 0.35rem 0.8rem; }

  /* Tour detail */
  .tour-detail { padding: 1.25rem; }
  .tour-detail-header h2 { font-size: 1.25rem; }
  .itinerary-day { gap: 0.75rem; }
  .day-num { width: 1.5rem; font-size: 0.8rem; }

  /* FAQ */
  .faq-item { padding: 1rem 1.25rem; }
  .faq-item summary { font-size: 0.92rem; }

  /* Team */
  .team-card { flex-direction: column; align-items: center; text-align: center; }

  /* Comparison table - scrollable */
  .comparison-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

  .guide-module { padding: 1.25rem; }
  .tour-booking { padding: 1.5rem 1rem; }
  .tour-booking .phone-lg { font-size: 1.2rem; }
}