@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Bengali:wght@400;500;600;700;800&display=swap');

:root {
  --color-primary: #0f6e5c;
  --color-primary-dark: #0a4f42;
  --color-accent: #f2994a;
  --color-dark: #1a1a1a;
  --color-text: #2b2b2b;
  --color-muted: #6b6b6b;
  --color-bg: #fbf9f6;
  --color-card: #ffffff;
  --color-border: #e7e2da;
  --radius: 14px;
  --shadow: 0 4px 16px rgba(0,0,0,0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Noto Sans Bengali', sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
}
.logo {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-primary-dark);
}
.logo span { color: var(--color-accent); }
.main-nav ul {
  display: flex;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.main-nav a {
  font-weight: 500;
  color: var(--color-text);
}
.main-nav a:hover { color: var(--color-primary); }
.nav-cta {
  background: var(--color-primary);
  color: #fff !important;
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 600;
}
.mobile-toggle { display: none; }

@media (max-width: 820px) {
  .main-nav { display: none; }
  .mobile-toggle { display: block; font-size: 26px; background:none; border:none; cursor:pointer; }
  .main-nav.open {
    display: flex;
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: var(--color-card);
    flex-direction: column;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
    gap: 14px;
  }
  .main-nav.open ul { flex-direction: column; gap: 14px; }
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: #fff;
  padding: 56px 0 70px;
}
.hero h1 {
  font-size: 34px;
  font-weight: 800;
  margin: 0 0 12px;
  line-height: 1.4;
}
.hero p {
  font-size: 17px;
  opacity: 0.92;
  max-width: 620px;
  margin: 0 0 28px;
}
@media (max-width: 600px) {
  .hero h1 { font-size: 26px; }
}

/* ---------- Quick booking widget ---------- */
.quick-booking {
  background: var(--color-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  color: var(--color-text);
  margin-top: -40px;
  position: relative;
  z-index: 5;
}
.quick-booking h3 {
  margin: 0 0 16px;
  font-size: 18px;
  color: var(--color-primary-dark);
}
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
@media (max-width: 700px) {
  .form-grid { grid-template-columns: 1fr; }
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }
label { font-size: 14px; font-weight: 600; color: var(--color-muted); }
input, select, textarea {
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  font-family: inherit;
  font-size: 15px;
  background: #fff;
  color: var(--color-text);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.btn {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  border: none;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  text-align: center;
}
.btn:hover { opacity: 0.92; }
.btn-block { width: 100%; }
.btn-outline {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

/* ---------- Section ---------- */
.section { padding: 56px 0; }
.section-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--color-primary-dark);
  margin: 0 0 8px;
  text-align: center;
}
.section-subtitle {
  text-align: center;
  color: var(--color-muted);
  margin: 0 0 36px;
}

/* ---------- Cards grid ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 900px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--color-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
}
.card-img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  background: #eee;
}
.card-body { padding: 18px; }
.card-body h3 { margin: 0 0 6px; font-size: 19px; color: var(--color-dark); }
.card-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: 12px;
}
.tag {
  background: #f0ede6;
  padding: 4px 10px;
  border-radius: 999px;
}
.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
}
.price { font-weight: 800; color: var(--color-primary-dark); font-size: 17px; }

/* Route cards */
.route-card {
  background: var(--color-card);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform .15s ease;
}
.route-card:hover { transform: translateY(-3px); }
.route-card .arrow { color: var(--color-accent); font-weight: 800; margin: 0 6px; }
.route-card h4 { margin: 10px 0 0; font-size: 16px; }

/* ---------- Trust strip ---------- */
.trust-strip {
  background: #fff;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 30px 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  text-align: center;
  gap: 20px;
}
@media (max-width: 600px) { .trust-grid { grid-template-columns: 1fr; } }
.trust-grid .num { font-size: 26px; font-weight: 800; color: var(--color-primary); }
.trust-grid .label { color: var(--color-muted); font-size: 14px; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-dark);
  color: #ddd;
  padding: 40px 0 24px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 24px;
}
@media (max-width: 700px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 { color: #fff; margin: 0 0 12px; font-size: 16px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { color: #bbb; }
.site-footer a:hover { color: #fff; }
.footer-bottom {
  text-align: center;
  border-top: 1px solid #333;
  padding-top: 18px;
  font-size: 13px;
  color: #888;
}

/* ---------- Misc pages ---------- */
.page-header {
  background: var(--color-primary-dark);
  color: #fff;
  padding: 40px 0;
  text-align: center;
}
.page-header h1 { margin: 0 0 6px; font-size: 26px; }
.page-header p { margin: 0; opacity: 0.9; }

.detail-box {
  background: var(--color-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px;
  border: 1px solid var(--color-border);
}
.detail-box img { border-radius: 10px; margin-bottom: 16px; width: 100%; max-height: 380px; object-fit: cover; }
.spec-list { list-style: none; padding: 0; margin: 16px 0; }
.spec-list li {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed var(--color-border);
}
.spec-list li:last-child { border-bottom: none; }

.alert {
  padding: 14px 18px;
  border-radius: 10px;
  margin-bottom: 20px;
  font-weight: 600;
}
.alert-success { background: #e5f6ef; color: #0f6e5c; border: 1px solid #b6e3cd; }
.alert-error { background: #fdeaea; color: #b02a2a; border: 1px solid #f3bcbc; }

.two-col {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 30px;
}
@media (max-width: 800px) { .two-col { grid-template-columns: 1fr; } }

.floating-whatsapp {
  position: fixed;
  bottom: 22px;
  right: 22px;
  background: #25D366;
  color: #fff;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
  z-index: 200;
}