/* ==========================================================================
   Shanghai Tom's Tour - Main Stylesheet
   Purpose: High-end tourism showcase site for Europe, US & Middle East clients
   Tech: Pure CSS, no frameworks, responsive, mobile-first
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  --color-primary: #1a3c5a;        /* Deep navy - trust & luxury */
  --color-primary-dark: #0f2333;
  --color-accent: #c9a227;         /* Muted gold - premium feel */
  --color-accent-light: #e0c066;
  --color-text: #2d2d2d;
  --color-text-light: #5a5a5a;
  --color-bg: #ffffff;
  --color-bg-soft: #f8f9fa;
  --color-bg-warm: #faf7f2;
  --color-border: #e5e5e5;
  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.1);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.14);
  --radius: 8px;
  --radius-lg: 16px;
  --max-width: 1280px;
  --transition: all 0.3s ease;
}

/* --------------------------------------------------------------------------
   Reset & Base
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  margin-top: 0;
  line-height: 1.2;
  color: var(--color-primary-dark);
}

p {
  margin-top: 0;
}

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 12px;
  text-align: center;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-light);
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
}

.text-center { text-align: center; }

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  border-color: var(--color-accent);
}

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

.btn-outline {
  background-color: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.8);
}

.btn-outline:hover {
  background-color: #fff;
  color: var(--color-primary-dark);
}

.btn-dark {
  background-color: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn-dark:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255,255,255,0.96);
  box-shadow: var(--shadow-sm);
  padding: 10px 0;
  backdrop-filter: blur(10px);
}

.navbar.scrolled .nav-logo a,
.navbar.scrolled .nav-links a {
  color: var(--color-primary-dark);
}

.navbar.scrolled .nav-links a:hover {
  color: var(--color-accent);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo a {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
}

.navbar.scrolled .nav-logo .logo-icon {
  background: var(--color-primary);
  color: #fff;
}

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

.nav-links a {
  color: #fff;
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-cta .btn {
  padding: 10px 22px;
  font-size: 0.85rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: #fff;
  transition: var(--transition);
}

.navbar.scrolled .nav-toggle span {
  background: var(--color-primary-dark);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(15,35,51,0.55), rgba(15,35,51,0.75));
  z-index: -1;
}

.hero-content {
  max-width: 900px;
  padding: 0 24px;
  animation: fadeInUp 1s ease;
}

.hero-subtitle {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 20px;
  color: var(--color-accent-light);
  font-weight: 600;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  margin-bottom: 24px;
  color: #fff;
}

.hero-text {
  font-size: 1.25rem;
  margin-bottom: 40px;
  opacity: 0.95;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.scroll-indicator svg {
  width: 32px;
  height: 32px;
  stroke: #fff;
  opacity: 0.8;
}

/* --------------------------------------------------------------------------
   Featured Tours Section (Home)
   -------------------------------------------------------------------------- */
.featured-tours {
  background-color: var(--color-bg-soft);
}

.tours-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.tour-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.tour-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.tour-card-image {
  position: relative;
  height: 240px;
  overflow: hidden;
}

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

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

.tour-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.tour-card-body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.tour-card-meta {
  display: flex;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.tour-card-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.tour-card h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.tour-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin-bottom: 20px;
  flex: 1;
}

.tour-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}

.tour-price {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
}

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

/* --------------------------------------------------------------------------
   Why Choose Us / Features
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
}

.feature-item {
  text-align: center;
  padding: 32px 24px;
  border-radius: var(--radius-lg);
  background: var(--color-bg-soft);
  transition: var(--transition);
}

.feature-item:hover {
  background: #fff;
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg {
  width: 28px;
  height: 28px;
}

.feature-item h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.feature-item p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* --------------------------------------------------------------------------
   Testimonials
   -------------------------------------------------------------------------- */
.testimonials {
  position: relative;
  background: var(--color-primary);
  color: #fff;
  overflow: hidden;
}

.testimonials::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../images/timg (1).jpg') center/cover no-repeat;
  opacity: 0.15;
  z-index: 0;
}

.testimonials .container {
  position: relative;
  z-index: 1;
}

.testimonials .section-title,
.testimonials .section-subtitle {
  color: #fff;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.testimonial-card {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.15);
}

.testimonial-stars {
  color: var(--color-accent);
  margin-bottom: 16px;
  font-size: 1.1rem;
}

.testimonial-card p {
  font-size: 1.05rem;
  font-style: italic;
  margin-bottom: 24px;
  line-height: 1.7;
}

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

.testimonial-author img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-author h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 2px;
}

.testimonial-author span {
  font-size: 0.85rem;
  opacity: 0.8;
}

/* --------------------------------------------------------------------------
   Trust Badges / Partners
   -------------------------------------------------------------------------- */
.trust {
  background: var(--color-bg-warm);
  padding: 60px 0;
}

.trust-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 48px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text-light);
  font-weight: 600;
  font-size: 0.95rem;
}

.trust-item svg {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Tours Page - Filter Bar
   -------------------------------------------------------------------------- */
.tours-page {
  background: var(--color-bg-soft);
}

.page-hero {
  position: relative;
  min-height: 55vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
}

.page-hero .hero-bg {
  background-position: center 60%;
}

.page-hero .hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

.filter-bar {
  background: #fff;
  padding: 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: end;
}

.filter-group {
  flex: 1;
  min-width: 200px;
}

.filter-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text-light);
}

.filter-group select,
.filter-group input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.95rem;
  background: #fff;
  transition: var(--transition);
}

.filter-group select:focus,
.filter-group input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(201,162,39,0.15);
}

.filter-btn {
  padding: 12px 24px;
  min-width: 120px;
}

.tours-count {
  margin-bottom: 24px;
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* --------------------------------------------------------------------------
   Tour Detail Page
   -------------------------------------------------------------------------- */
.tour-detail {
  background: var(--color-bg-soft);
}

.tour-detail-header {
  position: relative;
  height: 60vh;
  min-height: 450px;
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
}

.tour-detail-header .hero-bg {
  background-position: center;
}

.tour-detail-header .hero-overlay {
  background: linear-gradient(to top, rgba(15,35,51,0.9), rgba(15,35,51,0.3));
}

.tour-detail-header .container {
  position: relative;
  z-index: 1;
  padding-bottom: 48px;
}

.tour-detail-header h1 {
  color: #fff;
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 16px;
}

.tour-detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  font-size: 1rem;
}

.tour-detail-meta span {
  display: flex;
  align-items: center;
  gap: 8px;
}

.tour-detail-body {
  padding: 60px 0;
}

.tour-detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
}

.tour-detail-content h2 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  margin-top: 32px;
}

.tour-detail-content h2:first-child {
  margin-top: 0;
}

.tour-detail-content p,
.tour-detail-content li {
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.tour-detail-content ul {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 24px;
}

.tour-detail-content ul li {
  list-style-type: disc;
}

.tour-detail-sidebar {
  position: sticky;
  top: 100px;
  height: fit-content;
}

.booking-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}

.booking-card h3 {
  font-size: 1.3rem;
  margin-bottom: 20px;
}

.price-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
}

.price-table th,
.price-table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}

.price-table th {
  font-weight: 600;
  color: var(--color-primary);
}

.price-table td {
  color: var(--color-text-light);
}

.booking-note {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 20px;
}

.booking-card .btn {
  width: 100%;
  margin-bottom: 12px;
}

/* --------------------------------------------------------------------------
   About Page
   -------------------------------------------------------------------------- */
.about-story {
  background: var(--color-bg);
}

.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.story-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

.story-content h2 {
  font-size: 2rem;
  margin-bottom: 20px;
}

.story-content p {
  color: var(--color-text-light);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.value-item {
  padding: 20px;
  background: var(--color-bg-soft);
  border-radius: var(--radius);
}

.value-item h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--color-primary);
}

.value-item p {
  font-size: 0.9rem;
  margin: 0;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.team-card {
  text-align: center;
}

.team-card img {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
  border: 4px solid var(--color-bg-soft);
}

.team-card h3 {
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.team-card span {
  color: var(--color-accent);
  font-size: 0.9rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Contact Page
   -------------------------------------------------------------------------- */
.contact-page {
  background: var(--color-bg-soft);
}

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

.contact-info-card {
  background: var(--color-primary);
  color: #fff;
  padding: 40px;
  border-radius: var(--radius-lg);
  height: fit-content;
}

.contact-info-card h2 {
  color: #fff;
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.contact-info-card > p {
  opacity: 0.9;
  margin-bottom: 32px;
}

.contact-method {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-method svg {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-accent);
}

.contact-method h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-method p,
.contact-method a {
  opacity: 0.9;
  font-size: 0.95rem;
}

.contact-method a:hover {
  color: var(--color-accent-light);
}

.whatsapp-card {
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 24px;
  margin-top: 24px;
  text-align: center;
}

.whatsapp-card h4 {
  color: #fff;
  margin-bottom: 12px;
}

.whatsapp-card p {
  font-size: 0.9rem;
  opacity: 0.9;
  margin-bottom: 16px;
}

.contact-form-card {
  background: #fff;
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

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

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(201,162,39,0.15);
}

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

.form-message {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  font-size: 0.95rem;
  display: none;
}

.form-message.success {
  display: block;
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.form-message.error {
  display: block;
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* --------------------------------------------------------------------------
   WhatsApp Floating Button
   -------------------------------------------------------------------------- */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  transition: var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37,211,102,0.5);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.8);
  padding: 64px 0 24px;
}

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

.footer-brand h3 {
  color: #fff;
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--color-accent);
  color: var(--color-primary-dark);
}

.footer-social svg {
  width: 18px;
  height: 18px;
}

.footer-links h4 {
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 20px;
}

.footer-links a {
  display: block;
  margin-bottom: 10px;
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--color-accent-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

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

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   Responsive Styles
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .story-grid,
  .contact-grid,
  .tour-detail-grid {
    grid-template-columns: 1fr;
  }

  .tour-detail-sidebar {
    position: static;
  }

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

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

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .nav-links,
  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: #fff;
    z-index: 1001;
    padding: 80px 32px 32px;
    box-shadow: var(--shadow-lg);
    transition: right 0.3s ease;
  }

  .mobile-menu.open {
    right: 0;
  }

  .mobile-menu a {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-primary-dark);
    font-size: 1.1rem;
    font-weight: 500;
  }

  .mobile-menu a:hover,
  .mobile-menu a.active {
    color: var(--color-accent);
  }

  .mobile-menu .btn {
    margin-top: 20px;
    width: 100%;
  }

  .mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }

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

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-text {
    font-size: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 280px;
  }

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

  .filter-bar {
    flex-direction: column;
  }

  .filter-group {
    width: 100%;
  }

  .filter-btn {
    width: 100%;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

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

  .btn {
    padding: 12px 22px;
    font-size: 0.85rem;
  }

  .contact-form-card,
  .contact-info-card,
  .booking-card {
    padding: 24px;
  }
}