/* ===================== RESET & BASE ===================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --primary: #0C4A6E;
  --primary-light: #0EA5E9;
  --primary-dark: #083B58;
  --accent: #F97316;
  --accent-hover: #EA580C;
  --accent-warm: #F59E0B;
  --success: #10B981;
  --error: #EF4444;
  --bg: #FAFAFA;
  --bg-gray: #F3F4F6;
  --bg-light-blue: #EFF6FF;
  --surface: #FFFFFF;
  --text: #1F2937;
  --text-secondary: #6B7280;
  --text-light: #9CA3AF;
  --border: #E5E7EB;
  --footer-bg: #1F2937;
  --zalo: #0068FF;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(12,74,110,0.08);
  --shadow-lg: 0 10px 40px rgba(12,74,110,0.12);
  --shadow-xl: 0 20px 60px rgba(12,74,110,0.15);
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-h: 72px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary); }
img { max-width: 100%; display: block; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.container--narrow { max-width: 800px; }
.text-center { text-align: center; }

/* ===================== BUTTONS ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--accent {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 4px 14px rgba(249,115,22,0.35);
}
.btn--accent:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
  box-shadow: 0 6px 20px rgba(249,115,22,0.45);
}

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

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

.btn--outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn--outline-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
  color: #fff;
}

.btn--ghost-white {
  background: transparent;
  color: rgba(255,255,255,0.9);
  border-color: transparent;
}
.btn--ghost-white:hover { color: #fff; background: rgba(255,255,255,0.1); }

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

.btn--ghost { background: transparent; color: var(--primary-light); border-color: transparent; }
.btn--ghost:hover { background: var(--bg-gray); }

.btn--lg { padding: 16px 32px; font-size: 17px; }
.btn--sm { padding: 8px 16px; font-size: 13px; }
.btn--full { width: 100%; justify-content: center; }

/* ===================== HEADER ===================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1000;
  transition: var(--transition);
  border-bottom: 1px solid transparent;
}
.header.scrolled {
  background: rgba(255,255,255,0.97);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}
.logo-icon { font-size: 28px; }
.logo-text {
  font-size: 26px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.02em;
}
.logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  border-radius: 50%;
}

.header__nav {
  display: flex;
  gap: 4px;
}
.nav-link {
  padding: 8px 14px;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: var(--bg-light-blue);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.header__phone {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text);
  font-weight: 600;
  font-size: 14px;
}
.header__phone:hover { color: var(--primary); }
.phone-icon { font-size: 18px; }

.header__zalo {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-gray);
  border-radius: 50%;
  transition: var(--transition);
}
.header__zalo:hover { background: #E8F4FD; transform: scale(1.1); }

.header__cta { font-size: 14px; padding: 10px 20px; }

.header__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.header__hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===================== MOBILE MENU ===================== */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 380px;
  height: 100vh;
  background: var(--surface);
  z-index: 2000;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -10px 0 40px rgba(0,0,0,0.2);
  display: flex;
  flex-direction: column;
  padding: 24px;
}
.mobile-menu.open { right: 0; }

.mobile-menu__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}
.mobile-menu__close {
  width: 40px;
  height: 40px;
  background: var(--bg-gray);
  border: none;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  transition: var(--transition);
}
.mobile-menu__close:hover { background: var(--border); }

.mobile-menu__nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.mobile-nav-link {
  padding: 14px 16px;
  color: var(--text);
  font-size: 16px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.mobile-nav-link:hover { background: var(--bg-light-blue); color: var(--primary); }
.mobile-menu__cta { margin-top: auto; width: 100%; justify-content: center; }

.menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1999;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
.menu-overlay.active { opacity: 1; pointer-events: all; }

/* ===================== HERO ===================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: var(--header-h);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background: url('images/hero-bg.png') center/cover no-repeat;
  z-index: 0;
  will-change: transform;
}
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 80%, rgba(249,115,22,0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(14,165,233,0.15) 0%, transparent 50%);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(12,74,110,0.55) 0%, rgba(8,59,88,0.75) 100%);
  z-index: 1;
}

.hero__particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}
.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(255,255,255,0.3);
  border-radius: 50%;
  animation: float-particle linear infinite;
}
@keyframes float-particle {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  max-width: 900px;
  padding: 40px 0;
}

.hero__title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.hero__title-accent {
  display: block;
  background: linear-gradient(90deg, #F97316, #F59E0B);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 600;
  opacity: 0.95;
  margin-bottom: 16px;
  letter-spacing: 0.08em;
}

.hero__desc {
  font-size: clamp(15px, 2vw, 18px);
  opacity: 0.85;
  max-width: 700px;
  margin: 0 auto 32px;
  line-height: 1.7;
}
.hero__desc strong { opacity: 1; }

.hero__cta-group {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero__badges {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.badge {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 10px 18px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,0.95);
  transition: var(--transition);
}
.badge:hover {
  background: rgba(255,255,255,0.2);
  transform: translateY(-2px);
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.6);
  font-size: 12px;
  animation: bounce-soft 2s infinite;
}
.scroll-arrow {
  width: 24px;
  height: 24px;
  border-right: 2px solid rgba(255,255,255,0.5);
  border-bottom: 2px solid rgba(255,255,255,0.5);
  transform: rotate(45deg);
}
@keyframes bounce-soft {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===================== SECTION WAVE DIVIDERS ===================== */
.section-divider {
  position: relative;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  margin-top: -1px;
}
.section-divider svg {
  display: block;
  width: 100%;
  height: 60px;
}
.section-divider--flip {
  transform: rotate(180deg);
  margin-top: 0;
  margin-bottom: -1px;
}

/* ===================== SECTIONS ===================== */
.section {
  padding: 80px 0;
  position: relative;
}
.section--gray { background: var(--bg-gray); }
.section--light-blue { background: var(--bg-light-blue); }
.section--gradient { background: linear-gradient(180deg, var(--bg-light-blue) 0%, var(--bg) 100%); }

/* Parallax Sections */
.section--parallax {
  background-attachment: fixed;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
}
.section--parallax::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12,74,110,0.88) 0%, rgba(8,59,88,0.92) 100%);
  z-index: 0;
}
.section--parallax > * {
  position: relative;
  z-index: 1;
}

.section__header {
  text-align: center;
  margin-bottom: 48px;
}
.section__title {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.section__subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* White title for parallax sections */
.section--parallax .section__title {
  color: #fff;
}
.section--parallax .section__subtitle {
  color: rgba(255,255,255,0.85);
}

/* ===================== BOOKING FORM ===================== */
.booking-form {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}
.form-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.form-group .optional {
  font-weight: 400;
  color: var(--text-light);
  font-size: 12px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 15px;
  color: var(--text);
  background: var(--bg);
  transition: var(--transition);
  outline: none;
}
.form-group textarea {
  height: auto;
  padding: 12px 16px;
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 4px rgba(14,165,233,0.1);
  background: var(--surface);
}

.form-alt-cta {
  text-align: center;
  margin-top: 16px;
  font-size: 14px;
  color: var(--text-secondary);
}
.form-alt-cta a { color: var(--accent); font-weight: 600; }
.form-alt-cta a:hover { color: var(--accent-hover); }

.form-success {
  text-align: center;
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  box-shadow: var(--shadow-lg);
}
.success-icon { font-size: 64px; margin-bottom: 16px; }
.form-success h3 { font-size: 24px; color: var(--success); margin-bottom: 8px; }
.form-success p { color: var(--text-secondary); margin-bottom: 24px; }
.success-actions { display: flex; gap: 12px; justify-content: center; margin-bottom: 16px; }

/* ===================== PRICING TABLE ===================== */
.pricing-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}
.pricing-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
}
.pricing-table thead {
  background: var(--primary);
  color: #fff;
}
.pricing-table th {
  padding: 16px 20px;
  text-align: left;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.pricing-table td {
  padding: 14px 20px;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.pricing-table tbody tr {
  transition: var(--transition);
}
.pricing-table tbody tr:nth-child(even) { background: var(--bg); }
.pricing-table tbody tr:hover { background: var(--bg-light-blue); }
.pricing-table__airport {
  background: #FFF7ED !important;
}
.pricing-table__airport:hover { background: #FFEDD5 !important; }

.price {
  font-weight: 700;
  color: var(--accent);
  font-size: 15px;
  white-space: nowrap;
}

.tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.tag--blue { background: #DBEAFE; color: #1E40AF; }
.tag--green { background: #D1FAE5; color: #065F46; }
.tag--orange { background: #FFEDD5; color: #9A3412; }
.tag--teal { background: #CCFBF1; color: #115E59; }
.tag--purple { background: #EDE9FE; color: #5B21B6; }

.pricing-surcharge {
  background: #FFF7ED;
  padding: 14px 20px;
  font-size: 14px;
  color: #9A3412;
  border-top: 1px solid #FED7AA;
}

.pricing-footnotes {
  margin-top: 24px;
  text-align: center;
}
.pricing-footnotes p {
  font-size: 13px;
  color: var(--text-secondary);
}

/* Mobile Pricing Cards */
.pricing-cards { display: none; }

/* ===================== ROUTE CARDS ===================== */
.route-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.route-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.route-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.route-card__img {
  height: 200px;
  position: relative;
  overflow: hidden;
}
.route-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.route-card:hover .route-card__img img {
  transform: scale(1.12);
}
.route-card__img::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,0.25));
  pointer-events: none;
  z-index: 1;
}
.route-card__badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  background: var(--accent);
  color: #fff;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  box-shadow: 0 2px 8px rgba(249,115,22,0.4);
}
.route-card__badge.badge--green {
  background: var(--success);
  box-shadow: 0 2px 8px rgba(16,185,129,0.4);
}
.route-card__badge.badge--purple {
  background: #7C3AED;
  box-shadow: 0 2px 8px rgba(124,58,237,0.4);
}

.route-card__body {
  padding: 20px;
}
.route-card__body h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}
.route-card__body p {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.route-card__price {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.route-card__price strong {
  color: var(--accent);
  font-size: 18px;
}
.route-card__vehicle {
  display: block;
  font-size: 12px;
  color: var(--text-light);
  margin-bottom: 12px;
}

/* ===================== SERVICES ===================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
}
.service-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.service-card__icon {
  font-size: 40px;
  margin-bottom: 16px;
}
.service-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}
.service-card p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.5;
}
.service-card__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary-light);
}
.service-card__link:hover { color: var(--primary); }

/* ===================== VEHICLES ===================== */
.vehicle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.vehicle-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.vehicle-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}
.vehicle-card__img {
  height: 220px;
  overflow: hidden;
  position: relative;
}
.vehicle-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.vehicle-card:hover .vehicle-card__img img {
  transform: scale(1.08);
}
.vehicle-card__body {
  padding: 24px;
  text-align: center;
}
.vehicle-card__icon { font-size: 48px; margin-bottom: 16px; }
.vehicle-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.vehicle-card__capacity {
  display: inline-block;
  background: var(--bg-light-blue);
  color: var(--primary);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 12px;
}
.vehicle-card p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}
.vehicle-card__features {
  list-style: none;
  margin-bottom: 20px;
}
.vehicle-card__features li {
  font-size: 14px;
  color: var(--success);
  font-weight: 500;
  margin-bottom: 4px;
}

/* ===================== VEHICLE SHOWCASE (New Parallax Section) ===================== */
.vehicle-showcase {
  background: url('images/parallax-fleet.png') center/cover no-repeat fixed;
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}
.vehicle-showcase::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12,74,110,0.85) 0%, rgba(8,59,88,0.92) 100%);
  z-index: 0;
}
.vehicle-showcase > * {
  position: relative;
  z-index: 1;
}
.vehicle-showcase .section__title { color: #fff; }
.vehicle-showcase .section__subtitle { color: rgba(255,255,255,0.85); }

.showcase-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 56px;
}
.stat-item {
  text-align: center;
  color: #fff;
}
.stat-item__number {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 8px;
  background: linear-gradient(135deg, #F97316, #F59E0B);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-item__label {
  font-size: 15px;
  opacity: 0.85;
  font-weight: 500;
}

/* ===================== BENEFITS ===================== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.benefit-card {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius);
  background: var(--bg);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.benefit-card:hover {
  background: var(--surface);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.benefit-card__icon {
  font-size: 40px;
  margin-bottom: 14px;
  display: block;
}
.benefit-card h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}
.benefit-card p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ===================== PROCESS ===================== */
.process-steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}
.process-step {
  flex: 1;
  text-align: center;
  padding: 0 20px;
  position: relative;
}
.process-step__number {
  font-size: 64px;
  font-weight: 800;
  color: rgba(12,74,110,0.06);
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 0;
  line-height: 1;
}
.process-step__icon {
  position: relative;
  z-index: 1;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto 16px;
  box-shadow: 0 4px 14px rgba(12,74,110,0.2);
}
.process-step h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.process-step p { font-size: 13px; color: var(--text-secondary); }

.process-step__arrow {
  font-size: 24px;
  color: var(--primary-light);
  padding-top: 40px;
  flex-shrink: 0;
  opacity: 0.5;
}

/* ===================== REVIEWS ===================== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.review-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  transition: var(--transition);
}
.review-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.review-card__stars { font-size: 18px; margin-bottom: 14px; }
.review-card__text {
  font-size: 14px;
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 20px;
}
.review-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.review-card__avatar {
  width: 44px;
  height: 44px;
  background: var(--bg-light-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}
.review-card__author strong { display: block; font-size: 14px; }
.review-card__author span { font-size: 12px; color: var(--text-light); }

/* ===================== FAQ ===================== */
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: var(--primary-light); }

.faq-item__question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  text-align: left;
  gap: 12px;
}
.faq-item__icon {
  font-size: 12px;
  color: var(--text-light);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.faq-item.active .faq-item__icon { transform: rotate(180deg); }

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              padding 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0 24px;
}
.faq-item.active .faq-item__answer {
  max-height: 300px;
  padding: 0 24px 18px;
}
.faq-item__answer p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.faq-cta {
  text-align: center;
  margin-top: 32px;
  font-size: 15px;
  color: var(--text-secondary);
}
.faq-cta a { font-weight: 600; margin: 0 4px; }

/* ===================== CTA BANNER ===================== */
.cta-banner {
  background: url('images/parallax-fleet.png') center/cover no-repeat fixed;
  padding: 100px 0;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12,74,110,0.92) 0%, rgba(8,59,88,0.93) 100%);
  pointer-events: none;
}
.cta-banner h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  margin-bottom: 12px;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
  position: relative;
  z-index: 1;
  color: #fff;
}
.cta-banner p {
  font-size: 18px;
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto 32px;
  position: relative;
  z-index: 1;
  color: #fff;
}
.cta-banner__buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* ===================== FOOTER ===================== */
.footer {
  background: var(--footer-bg);
  padding: 60px 0 0;
  color: rgba(255,255,255,0.7);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer__logo {
  font-size: 20px;
  color: #fff;
  margin-bottom: 12px;
}
.footer__logo span {
  font-size: 24px;
  font-weight: 800;
}
.footer__desc {
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 16px;
}
.footer__contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__contact a, .footer__contact span {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
}
.footer__contact a:hover { color: var(--primary-light); }

.footer__col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.footer__col ul { list-style: none; }
.footer__col ul li { margin-bottom: 8px; }
.footer__col ul a {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}
.footer__col ul a:hover { color: var(--primary-light); padding-left: 4px; }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
}

/* ===================== FLOATING BUTTONS ===================== */
.floating-buttons {
  position: fixed;
  bottom: 32px;
  right: 24px;
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 12px;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
}
.floating-buttons.visible {
  opacity: 1;
  transform: translateY(0);
}

.floating-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  text-decoration: none;
  color: #fff;
}
.floating-btn:hover {
  transform: scale(1.12);
  box-shadow: var(--shadow-xl);
  color: #fff;
}
.floating-btn--zalo { background: var(--zalo); }
.floating-btn--call {
  background: var(--success);
  animation: pulse-call 2s infinite;
}
@keyframes pulse-call {
  0%, 100% { box-shadow: 0 0 0 0 rgba(16,185,129,0.4); }
  50% { box-shadow: 0 0 0 12px rgba(16,185,129,0); }
}

/* ===================== MOBILE BOTTOM BAR ===================== */
.mobile-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  z-index: 900;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
}
.bottom-bar__item {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  transition: var(--transition);
}
.bottom-bar__item span { font-size: 18px; }
.bottom-bar__item:hover { background: var(--bg-gray); color: var(--primary); }
.bottom-bar__item--accent {
  background: var(--accent);
  color: #fff;
}
.bottom-bar__item--accent:hover {
  background: var(--accent-hover);
  color: #fff;
}

/* ===================== ENHANCED SCROLL ANIMATIONS (Nhaxeholoc-style) ===================== */
.animate-on-scroll {
  opacity: 0;
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: opacity, transform;
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: none !important;
}

/* Animation Types - matching Elementor/nhaxeholoc styles */
.fade-in-up { transform: translateY(50px); }
.fade-in-down { transform: translateY(-50px); }
.fade-in-left { transform: translateX(-60px); }
.fade-in-right { transform: translateX(60px); }
.fade-in { transform: none; opacity: 0; }
.zoom-in { transform: scale(0.85); }
.slide-in-scale { transform: translateY(30px) scale(0.95); }
.rotate-in { transform: rotate(-5deg) scale(0.9); }
.blur-in { transform: translateY(20px); filter: blur(8px); }
.blur-in.visible { filter: blur(0); }

/* Staggered animation delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ===================== SCROLL PROGRESS BAR ===================== */
.scroll-progress {
  position: fixed;
  top: var(--header-h);
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-light), var(--accent));
  z-index: 999;
  transition: width 0.1s linear;
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 1024px) {
  .header__nav { display: none; }
  .header__phone .phone-text { display: none; }
  .header__hamburger { display: flex; }

  .route-grid { grid-template-columns: repeat(3, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .vehicle-grid { grid-template-columns: repeat(2, 1fr); }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
  .showcase-stats { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}

@media (max-width: 768px) {
  :root { --header-h: 60px; }
  .container { padding: 0 16px; }
  .section { padding: 48px 0; }

  .header__cta { display: none; }
  .header__logo .logo-text { font-size: 22px; }

  /* Hero mobile */
  .hero { min-height: 100vh; min-height: 100dvh; }
  .hero__content { padding: 24px 0 80px; }
  .hero__title { font-size: 28px; margin-bottom: 6px; }
  .hero__title-accent { font-size: inherit; }
  .hero__subtitle { font-size: 16px; letter-spacing: 0.04em; margin-bottom: 10px; }
  .hero__desc { font-size: 14px; margin-bottom: 24px; line-height: 1.6; }

  .hero__cta-group { flex-direction: column; align-items: center; gap: 10px; }
  .hero__cta-group .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
    padding: 14px 24px;
    font-size: 15px;
  }
  .hero__badges {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }
  .badge {
    padding: 6px 14px;
    font-size: 12px;
  }
  .hero__scroll-indicator { display: none; }

  /* Form mobile */
  .form-grid { grid-template-columns: 1fr; gap: 14px; }
  .booking-form { padding: 20px 16px; }
  .form-group input,
  .form-group select,
  .form-group textarea { height: 44px; font-size: 14px; }

  /* Section headers */
  .section__header { margin-bottom: 32px; }
  .section__title { font-size: 22px; }
  .section__subtitle { font-size: 14px; }

  /* Pricing */
  .pricing-table-wrapper { display: none; }
  .pricing-cards { display: flex; flex-direction: column; gap: 14px; }

  /* Route grid → 1 column on mobile */
  .route-grid { grid-template-columns: 1fr; gap: 16px; }
  .route-card { display: grid; grid-template-columns: 140px 1fr; }
  .route-card__img { height: 100%; min-height: 160px; }
  .route-card__body { padding: 16px; }
  .route-card__body h3 { font-size: 15px; }
  .route-card__price { margin-bottom: 6px; }
  .route-card__price strong { font-size: 16px; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; gap: 14px; }
  .service-card { padding: 20px; }
  .service-card__icon { font-size: 32px; margin-bottom: 10px; }

  /* Vehicle grid */
  .vehicle-grid { grid-template-columns: 1fr; gap: 16px; }
  .vehicle-card__img { height: 200px; }
  .vehicle-card__body { padding: 20px; }

  /* Showcase stats → 2 columns */
  .showcase-stats { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-item__number { font-size: 32px; }
  .stat-item__label { font-size: 13px; }
  .vehicle-showcase { padding: 64px 0; }

  /* Benefits → 2 columns */
  .benefits-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .benefit-card { padding: 20px 14px; }
  .benefit-card__icon { font-size: 32px; margin-bottom: 10px; }
  .benefit-card h3 { font-size: 14px; }
  .benefit-card p { font-size: 12px; }

  /* Process */
  .process-steps { flex-direction: column; align-items: center; gap: 8px; }
  .process-step { padding: 0 12px; }
  .process-step__icon { width: 52px; height: 52px; font-size: 22px; }
  .process-step__number { font-size: 48px; }
  .process-step__arrow {
    padding-top: 0;
    transform: rotate(90deg);
    font-size: 18px;
  }

  /* Reviews */
  .reviews-grid { grid-template-columns: 1fr; gap: 16px; }
  .review-card { padding: 20px; }

  /* FAQ */
  .faq-item__question { padding: 14px 16px; font-size: 14px; }
  .faq-item__answer { padding: 0 16px; }
  .faq-item.active .faq-item__answer { padding: 0 16px 14px; }

  /* CTA Banner */
  .cta-banner { padding: 64px 0; }
  .cta-banner h2 { font-size: 24px; }
  .cta-banner p { font-size: 15px; margin-bottom: 24px; }

  /* Footer */
  .footer { padding: 40px 0 0; }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .footer__logo span { font-size: 20px; }
  .footer__col h4 { font-size: 14px; margin-bottom: 12px; }
  .footer__bottom { padding: 16px 0; font-size: 12px; }

  /* Floating & bottom bar */
  .floating-buttons { display: none; }
  .mobile-bottom-bar { display: flex; }
  body { padding-bottom: 56px; }

  /* Wave dividers */
  .section-divider svg { height: 30px; }

  /* Disable parallax on mobile for performance */
  .section--parallax,
  .vehicle-showcase,
  .cta-banner {
    background-attachment: scroll;
  }

  /* Remove animation delays on mobile for faster feel */
  .delay-3, .delay-4, .delay-5, .delay-6 {
    transition-delay: 0.2s;
  }
}

@media (max-width: 480px) {
  .section { padding: 40px 0; }
  .hero__title { font-size: 24px; }
  .hero__subtitle { font-size: 15px; }

  .route-card { grid-template-columns: 120px 1fr; }
  .route-card__img { min-height: 140px; }

  .benefits-grid { grid-template-columns: 1fr; }
  .showcase-stats { grid-template-columns: repeat(2, 1fr); }
  .stat-item__number { font-size: 28px; }

  .cta-banner__buttons { flex-direction: column; align-items: center; }
  .cta-banner__buttons .btn { width: 100%; max-width: 280px; justify-content: center; }

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

  .booking-form { padding: 16px 12px; }
  .section__title { font-size: 20px; }
}