@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  --ab-cyan: #1AABB8;
  --ab-yellow: #F5D76E;
  --ab-asphalt: #1C2226;
  --ab-white: #FFFFFF;
  --ab-gray: #6B7280;
  --ab-light: #F4F7F8;
  --ab-cyan-dark: #148a95;
  --ab-font-head: 'Space Grotesk', sans-serif;
  --ab-font-body: 'IBM Plex Sans', sans-serif;
  --ab-radius: 8px;
  --ab-shadow: 0 4px 24px rgba(28, 34, 38, 0.12);
  --ab-max: 1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--ab-font-body);
  color: var(--ab-asphalt);
  background: var(--ab-white);
  line-height: 1.6;
  font-size: 16px;
}

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

a { color: var(--ab-cyan); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--ab-cyan-dark); }

h1, h2, h3, h4 {
  font-family: var(--ab-font-head);
  font-weight: 700;
  line-height: 1.2;
}

.ab-container {
  max-width: var(--ab-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Cookie strip */
.ab-cookie {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--ab-asphalt);
  color: var(--ab-white);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 14px;
  transform: translateY(-100%);
  transition: transform 0.3s ease;
}

.ab-cookie.ab-cookie--visible { transform: translateY(0); }

.ab-cookie p { flex: 1; min-width: 200px; text-align: center; }
.ab-cookie a { color: var(--ab-yellow); text-decoration: underline; }

.ab-cookie__btn {
  background: var(--ab-cyan);
  color: var(--ab-white);
  border: none;
  padding: 8px 20px;
  border-radius: var(--ab-radius);
  font-family: var(--ab-font-head);
  font-weight: 600;
  cursor: pointer;
  font-size: 14px;
  transition: background 0.2s;
}

.ab-cookie__btn:hover { background: var(--ab-cyan-dark); }

body.ab-cookie-active { padding-top: 52px; }

/* Header */
.ab-header {
  background: var(--ab-white);
  border-bottom: 3px solid var(--ab-yellow);
  position: sticky;
  top: 0;
  z-index: 900;
}

body.ab-cookie-active .ab-header { top: 52px; }

.ab-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--ab-max);
  margin: 0 auto;
}

.ab-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ab-asphalt);
}

.ab-logo__icon {
  width: 42px;
  height: 42px;
  background: var(--ab-cyan);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.ab-logo__text {
  font-family: var(--ab-font-head);
  font-weight: 700;
  font-size: 1.15rem;
  line-height: 1.1;
}

.ab-logo__sub {
  font-size: 0.7rem;
  color: var(--ab-gray);
  font-weight: 400;
  font-family: var(--ab-font-body);
}

.ab-nav { display: flex; gap: 28px; align-items: center; }

.ab-nav a {
  color: var(--ab-asphalt);
  font-family: var(--ab-font-head);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
}

.ab-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--ab-cyan);
  transition: width 0.2s;
}

.ab-nav a:hover,
.ab-nav a.ab-nav--active { color: var(--ab-cyan); }

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

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

.ab-burger span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--ab-asphalt);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.ab-burger.ab-burger--open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.ab-burger.ab-burger--open span:nth-child(2) { opacity: 0; }
.ab-burger.ab-burger--open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Hero split-screen */
.ab-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 520px;
}

.ab-hero__content {
  background: var(--ab-asphalt);
  color: var(--ab-white);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px 48px;
}

.ab-hero__tag {
  display: inline-block;
  background: var(--ab-yellow);
  color: var(--ab-asphalt);
  font-family: var(--ab-font-head);
  font-weight: 600;
  font-size: 0.8rem;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
  width: fit-content;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ab-hero__content h1 {
  font-size: 2.6rem;
  margin-bottom: 16px;
}

.ab-hero__content h1 span { color: var(--ab-cyan); }

.ab-hero__content p {
  font-size: 1.05rem;
  opacity: 0.9;
  margin-bottom: 32px;
  max-width: 440px;
}

.ab-hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }

.ab-btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--ab-radius);
  font-family: var(--ab-font-head);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: transform 0.2s, background 0.2s;
  text-align: center;
}

.ab-btn:hover { transform: translateY(-2px); }

.ab-btn--primary {
  background: var(--ab-cyan);
  color: var(--ab-white);
}

.ab-btn--primary:hover { background: var(--ab-cyan-dark); color: var(--ab-white); }

.ab-btn--secondary {
  background: transparent;
  color: var(--ab-white);
  border: 2px solid var(--ab-yellow);
}

.ab-btn--secondary:hover { background: var(--ab-yellow); color: var(--ab-asphalt); }

.ab-btn--yellow {
  background: var(--ab-yellow);
  color: var(--ab-asphalt);
}

.ab-btn--yellow:hover { background: #e8c955; color: var(--ab-asphalt); }

.ab-hero__image {
  position: relative;
  overflow: hidden;
}

.ab-hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ab-hero__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26, 171, 184, 0.15), transparent 60%);
}

/* Page hero (inner pages) */
.ab-page-hero {
  background: var(--ab-asphalt);
  color: var(--ab-white);
  padding: 56px 0;
  text-align: center;
}

.ab-page-hero h1 { font-size: 2.4rem; margin-bottom: 12px; }
.ab-page-hero p { opacity: 0.85; max-width: 560px; margin: 0 auto; }

.ab-breadcrumb {
  font-size: 0.85rem;
  margin-bottom: 16px;
  opacity: 0.7;
}

.ab-breadcrumb a { color: var(--ab-yellow); }

/* Sections */
.ab-section { padding: 72px 0; }
.ab-section--light { background: var(--ab-light); }
.ab-section--dark { background: var(--ab-asphalt); color: var(--ab-white); }

.ab-section__header {
  text-align: center;
  margin-bottom: 48px;
}

.ab-section__header h2 {
  font-size: 2rem;
  margin-bottom: 12px;
}

.ab-section__header p {
  color: var(--ab-gray);
  max-width: 560px;
  margin: 0 auto;
}

.ab-section--dark .ab-section__header p { color: rgba(255,255,255,0.7); }

.ab-section__label {
  display: inline-block;
  color: var(--ab-cyan);
  font-family: var(--ab-font-head);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

/* Features grid */
.ab-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.ab-feature {
  background: var(--ab-white);
  padding: 32px 24px;
  border-radius: var(--ab-radius);
  box-shadow: var(--ab-shadow);
  border-top: 4px solid var(--ab-cyan);
  text-align: center;
}

.ab-feature__icon {
  width: 56px;
  height: 56px;
  background: var(--ab-yellow);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin: 0 auto 16px;
}

.ab-feature h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.ab-feature p { color: var(--ab-gray); font-size: 0.95rem; }

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

.ab-card {
  background: var(--ab-white);
  border-radius: var(--ab-radius);
  overflow: hidden;
  box-shadow: var(--ab-shadow);
  transition: transform 0.2s;
}

.ab-card:hover { transform: translateY(-4px); }

.ab-card__img { height: 200px; overflow: hidden; }
.ab-card__img img { width: 100%; height: 100%; object-fit: cover; }

.ab-card__body { padding: 24px; }

.ab-card__body h3 { font-size: 1.15rem; margin-bottom: 8px; }
.ab-card__body p { color: var(--ab-gray); font-size: 0.92rem; margin-bottom: 16px; }

.ab-card__price {
  font-family: var(--ab-font-head);
  font-weight: 700;
  color: var(--ab-cyan);
  font-size: 1.2rem;
}

.ab-card__price span {
  font-size: 0.85rem;
  color: var(--ab-gray);
  font-weight: 400;
}

/* About split */
.ab-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.ab-split__img {
  border-radius: var(--ab-radius);
  overflow: hidden;
  box-shadow: var(--ab-shadow);
}

.ab-split__content h2 { font-size: 1.8rem; margin-bottom: 16px; }
.ab-split__content p { color: var(--ab-gray); margin-bottom: 16px; }

.ab-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 28px;
}

.ab-stat {
  text-align: center;
  padding: 16px;
  background: var(--ab-light);
  border-radius: var(--ab-radius);
}

.ab-stat__num {
  font-family: var(--ab-font-head);
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--ab-cyan);
}

.ab-stat__label { font-size: 0.85rem; color: var(--ab-gray); }

/* CTA banner */
.ab-cta {
  position: relative;
  border-radius: var(--ab-radius);
  overflow: hidden;
  min-height: 280px;
  display: flex;
  align-items: center;
}

.ab-cta__bg {
  position: absolute;
  inset: 0;
}

.ab-cta__bg img { width: 100%; height: 100%; object-fit: cover; }

.ab-cta__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(28,34,38,0.92) 40%, rgba(28,34,38,0.5));
}

.ab-cta__content {
  position: relative;
  z-index: 1;
  padding: 48px;
  color: var(--ab-white);
  max-width: 520px;
}

.ab-cta__content h2 { font-size: 1.8rem; margin-bottom: 12px; }
.ab-cta__content p { opacity: 0.9; margin-bottom: 24px; }

/* Contact */
.ab-contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.ab-contact-info h2 { font-size: 1.6rem; margin-bottom: 24px; }

.ab-contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  align-items: flex-start;
}

.ab-contact-item__icon {
  width: 44px;
  height: 44px;
  background: var(--ab-cyan);
  color: var(--ab-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.ab-contact-item h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.ab-contact-item p { color: var(--ab-gray); font-size: 0.92rem; }

.ab-form { background: var(--ab-light); padding: 36px; border-radius: var(--ab-radius); }

.ab-form h3 { font-size: 1.3rem; margin-bottom: 24px; }

.ab-form-group { margin-bottom: 18px; }

.ab-form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 6px;
  font-size: 0.9rem;
}

.ab-form-group input,
.ab-form-group textarea,
.ab-form-group select {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid #e0e4e7;
  border-radius: var(--ab-radius);
  font-family: var(--ab-font-body);
  font-size: 0.95rem;
  transition: border-color 0.2s;
  background: var(--ab-white);
}

.ab-form-group input:focus,
.ab-form-group textarea:focus,
.ab-form-group select:focus {
  outline: none;
  border-color: var(--ab-cyan);
}

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

/* Privacy */
.ab-privacy { max-width: 800px; margin: 0 auto; }
.ab-privacy h2 { font-size: 1.4rem; margin: 32px 0 12px; color: var(--ab-asphalt); }
.ab-privacy p, .ab-privacy li { color: var(--ab-gray); margin-bottom: 12px; }
.ab-privacy ul { padding-left: 24px; margin-bottom: 16px; }

/* Footer */
.ab-footer {
  background: var(--ab-asphalt);
  color: var(--ab-white);
  padding: 56px 0 24px;
}

.ab-footer__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 40px;
}

.ab-footer__col h4 {
  font-size: 1rem;
  margin-bottom: 16px;
  color: var(--ab-yellow);
}

.ab-footer__col p,
.ab-footer__col li {
  font-size: 0.9rem;
  opacity: 0.8;
  line-height: 1.7;
}

.ab-footer__col ul { list-style: none; }
.ab-footer__col li { margin-bottom: 8px; }

.ab-footer__col a { color: rgba(255,255,255,0.8); }
.ab-footer__col a:hover { color: var(--ab-cyan); }

.ab-footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.7;
}

/* Tour detail cards */
.ab-tour-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 0;
  background: var(--ab-white);
  border-radius: var(--ab-radius);
  overflow: hidden;
  box-shadow: var(--ab-shadow);
  margin-bottom: 24px;
}

.ab-tour-card__img { height: 100%; min-height: 200px; }
.ab-tour-card__img img { width: 100%; height: 100%; object-fit: cover; }

.ab-tour-card__body { padding: 28px; }

.ab-tour-card__meta {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin: 12px 0 16px;
  font-size: 0.88rem;
  color: var(--ab-gray);
}

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

.ab-badge {
  display: inline-block;
  background: var(--ab-yellow);
  color: var(--ab-asphalt);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
  font-family: var(--ab-font-head);
}

/* Responsive 900px */
@media (max-width: 900px) {
  .ab-hero { grid-template-columns: 1fr; }
  .ab-hero__content { padding: 48px 32px; order: 1; }
  .ab-hero__image { min-height: 300px; order: 0; }
  .ab-hero__content h1 { font-size: 2rem; }

  .ab-features,
  .ab-grid { grid-template-columns: repeat(2, 1fr); }

  .ab-split { grid-template-columns: 1fr; }
  .ab-contact-grid { grid-template-columns: 1fr; }
  .ab-footer__grid { grid-template-columns: repeat(2, 1fr); }
  .ab-tour-card { grid-template-columns: 1fr; }
  .ab-tour-card__img { min-height: 200px; }

  .ab-burger { display: flex; }

  .ab-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--ab-white);
    flex-direction: column;
    padding: 80px 32px 32px;
    box-shadow: -4px 0 24px rgba(0,0,0,0.15);
    transition: right 0.3s ease;
    z-index: 950;
    align-items: flex-start;
    gap: 20px;
  }

  .ab-nav.ab-nav--open { right: 0; }

  .ab-nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 940;
  }

  .ab-nav-overlay.ab-nav-overlay--visible { display: block; }
}

/* Responsive 560px */
@media (max-width: 560px) {
  .ab-hero__content { padding: 36px 24px; }
  .ab-hero__content h1 { font-size: 1.65rem; }
  .ab-section { padding: 48px 0; }

  .ab-features,
  .ab-grid,
  .ab-footer__grid,
  .ab-stats { grid-template-columns: 1fr; }

  .ab-page-hero h1 { font-size: 1.8rem; }
  .ab-cta__content { padding: 32px 24px; }
  .ab-form { padding: 24px; }
  .ab-header__inner { padding: 12px 16px; }
  .ab-container { padding: 0 16px; }
}