:root {
    --primary: #183a70;
    --bg: #f1f5f9;
    --card: #ffffff;
    --text: #0f172a;
    --muted: #64748b;
    --radius: 16px;
}


body {
    margin: 0;
    background: linear-gradient(to bottom right, #f8fafc, #e2e8f0);
    color: var(--text);
}

.containers {
    max-width: 1200px;
    margin: auto;
    padding: 24px;
}
.section-header {
    margin: 40px 0 20px 0;
    text-align: center;
}

.section-header h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 5px;
}

.section-header p {
    color: #6c757d;
    font-size: 18px;
}


a {
    text-decoration: none;
    color: var(--primary);
    font-weight: 500;
}

.grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}

@media (max-width: 900px) {
    .grid {
    grid-template-columns: 1fr;
    }
}

.card {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
    padding: 20px;
}

/* ====== GALLERY ====== */
.gallery {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
}

.gallery img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: opacity 0.4s ease;
}

.nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.6);
    color: #fff;
    border: none;
    padding: 12px;
    border-radius: 50%;
    cursor: pointer;
}

.nav-btn.left { left: 16px; }
.nav-btn.right { right: 16px; }

.counter {
    position: absolute;
    bottom: 16px;
    right: 16px;
    background: rgba(0,0,0,0.6);
    color: white;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 14px;
}

.thumbnails {
    display: flex;
    gap: 10px;
    margin-top: 12px;
    overflow-x: auto;
}

.thumb {
    width: 80px;
    height: 80px;
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    opacity: 0.7;
}

.thumb.active {
    border-color: var(--primary);
    opacity: 1;
}

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

/* ====== INFO ====== */
h1 {
    margin: 0;
    font-size: 28px;
}

.price {
    font-size: 36px;
    color: var(--primary);
    font-weight: 800;
}

.spec {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 10px 0;
    color: var(--muted);
}

.badge {
    background: #e0e7ff;
    color: var(--primary);
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}

/* button.cta {
    width: 100%;
    padding: 14px;
    border-radius: 10px;
    border: none;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    margin-top: 10px;
} */

a.cta {
    width: 100%;
    padding: 14px;
    border-radius: 10px;
    border: none;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    margin-top: 10px;
    text-align: center;
}

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

.primary:hover {
    background: #c9b076;
    color: #003751;
    border: 1px solid #003751;
}

.secondary {
    background: #e5e7eb;
}

.availability {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 10px;
}

.availability .label {
  color: #003751;
  font-size: 14px;
}

.availability .date {
  font-size: 18px;
  font-weight: 700;
  color: #c9b076;
}

.gallery img {
  opacity: 1;
  transition: opacity 0.6s ease-in-out;
}

.gallery img.fade-out {
  opacity: 0;
}

.policy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 12px;
}

.policy-grid strong {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
    color: #c9b076;
}

.policy-grid ul {
    padding-left: 18px;
    font-size: 13px;
}

.policy-grid li {
    margin-bottom: 6px;
    color: #444;
}