:root {
  --bg-cream: #f8f6f0;
  --bg-white: #ffffff;
  --emerald-900: #07221a;
  --emerald-800: #0d3528;
  --emerald-700: #144d3a;
  --gold-500: #c59b47;
  --gold-600: #ad8332;
  --text-dark: #16211d;
  --text-muted: #52605a;
  --border-soft: #e4dfd3;
  --radius-lg: 16px;
  --radius-md: 10px;
  --shadow-sm: 0 4px 16px rgba(7, 34, 26, 0.06);
  --shadow-md: 0 12px 32px rgba(7, 34, 26, 0.11);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-cream);
  color: var(--text-dark);
  line-height: 1.68;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: Georgia, "Times New Roman", serif;
  color: var(--emerald-900);
  line-height: 1.25;
}

a {
  color: var(--emerald-700);
  text-decoration: none;
  transition: all 0.2s ease;
}

a:hover {
  color: var(--gold-600);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Top announcement bar */
.topbar {
  background: var(--emerald-900);
  color: #d9e6df;
  font-size: 13px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.topbar a {
  color: var(--gold-500);
  font-weight: 600;
}

/* Header */
.site-header {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 76px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: Georgia, serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--emerald-900);
}
.brand-badge {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--emerald-800);
  color: var(--gold-500);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  border: 2px solid var(--gold-500);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}
.nav-links a {
  font-weight: 600;
  color: var(--text-dark);
  font-size: 15px;
}
.nav-links a:hover {
  color: var(--gold-600);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}
.btn-gold {
  background: var(--gold-500);
  color: var(--emerald-900);
}
.btn-gold:hover {
  background: var(--gold-600);
  color: #fff;
}
.btn-emerald {
  background: var(--emerald-800);
  color: #fff;
}
.btn-emerald:hover {
  background: var(--emerald-900);
  color: var(--gold-500);
}
.btn-outline {
  border: 1.5px solid var(--emerald-800);
  color: var(--emerald-800);
  background: transparent;
}
.btn-outline:hover {
  background: var(--emerald-800);
  color: #fff;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, rgba(7, 34, 26, 0.86) 0%, rgba(13, 53, 40, 0.72) 100%),
              url('/upload/images/Tour/da-nang-5d4n/ba-na-hills-golf-club-aerial-panorama_20260608_162022_543007.webp') center/cover no-repeat;
  color: #fff;
  padding: 88px 0 80px;
}
.hero-badge {
  display: inline-block;
  background: rgba(197, 155, 71, 0.2);
  border: 1px solid var(--gold-500);
  color: #f3d48b;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.hero h1 {
  color: #fff;
  font-size: clamp(32px, 4.5vw, 52px);
  max-width: 820px;
  margin-bottom: 20px;
}
.hero p {
  font-size: 18px;
  color: #dce7e2;
  max-width: 680px;
  margin-bottom: 32px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.trust-strip {
  margin-top: 44px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
}
.trust-item strong {
  display: block;
  font-size: 22px;
  color: var(--gold-500);
  font-family: Georgia, serif;
}
.trust-item span {
  font-size: 13px;
  color: #c8d8d0;
}

/* Sections */
.section {
  padding: 72px 0;
}
.section-alt {
  background: var(--bg-white);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}
.section-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
  font-weight: 700;
  color: var(--gold-600);
  margin-bottom: 8px;
}
.section-title {
  font-size: clamp(26px, 3vw, 36px);
}

/* Cards Grid */
.grid-2, .grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
@media (max-width: 1024px) {
  .grid-2, .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--bg-white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.card-img-wrap {
  position: relative;
  height: 225px;
  overflow: hidden;
}
.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(7, 34, 26, 0.88);
  color: #f3d48b;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.card-price {
  position: absolute;
  bottom: 14px;
  right: 14px;
  background: var(--gold-500);
  color: var(--emerald-900);
  padding: 5px 12px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 13px;
}
.card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.card-meta {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 10px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.card-title {
  font-size: 20px;
  margin-bottom: 12px;
}
.card-title a {
  color: var(--emerald-900);
}
.card-title a:hover {
  color: var(--gold-600);
}
.card-desc {
  color: var(--text-muted);
  font-size: 14.5px;
  margin-bottom: 18px;
  flex: 1;
}
.card-footer {
  padding-top: 16px;
  border-top: 1px solid var(--border-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

/* Article / Detail Page */
.page-hero {
  background: var(--emerald-900);
  color: #fff;
  padding: 56px 0 48px;
}
.breadcrumb {
  font-size: 13px;
  color: #b7ccc3;
  margin-bottom: 16px;
}
.breadcrumb a {
  color: #f3d48b;
}
.article-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 40px;
  padding: 48px 0 72px;
}
@media (max-width: 920px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .nav-links {
    display: none;
  }
}
.article-main {
  background: var(--bg-white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}
.article-main h2 {
  font-size: 24px;
  margin: 28px 0 12px;
}
.article-main h3 {
  font-size: 19px;
  margin: 22px 0 10px;
}
.article-main p {
  margin-bottom: 16px;
}
.article-main ul {
  margin: 0 0 18px 22px;
}
.article-main li {
  margin-bottom: 8px;
}
.article-main table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0 24px;
  font-size: 14px;
}
.article-main th, .article-main td {
  border: 1px solid var(--border-soft);
  padding: 12px;
  text-align: left;
}
.article-main th {
  background: var(--emerald-900);
  color: #fff;
}
.editorial-callout {
  background: #f0f6f3;
  border-left: 4px solid var(--gold-500);
  padding: 20px 22px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 26px 0;
}
.itinerary-day {
  border-left: 3px solid var(--gold-500);
  padding: 14px 18px;
  background: var(--bg-cream);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 14px;
}
.itinerary-day h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

/* Sidebar */
.sidebar-box {
  background: var(--bg-white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
  position: sticky;
  top: 96px;
}

/* Footer */
.site-footer {
  background: var(--emerald-900);
  color: #c5d6ce;
  padding: 64px 0 36px;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.3fr;
  gap: 32px;
  margin-bottom: 40px;
}
@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}
.site-footer h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 16px;
}
.site-footer ul {
  list-style: none;
}
.site-footer li {
  margin-bottom: 10px;
}
.site-footer a {
  color: #c5d6ce;
}
.site-footer a:hover {
  color: var(--gold-500);
}
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
}

/* Floating WhatsApp */
.wa-float {
  position: fixed;
  bottom: 22px;
  right: 22px;
  background: #1ebea5;
  color: #fff;
  padding: 13px 20px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.22);
  z-index: 999;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.wa-float:hover {
  background: #179b86;
  color: #fff;
}