/* ================= POOL DETAIL PAGE ================= */
.detail-section { padding: 50px 0 70px; }
.back-link { display: inline-flex; align-items: center; gap: 6px; color: var(--blue); font-weight: 600; margin-bottom: 24px; }
.back-link:hover { text-decoration: underline; }

.detail-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: flex-start; }
.detail-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); height: 440px; }
.detail-img img { width: 100%; height: 100%; object-fit: cover; }

.detail-name { font-size: 30px; font-weight: 800; color: var(--navy); margin-bottom: 6px; }
.detail-tagline { color: var(--blue); font-weight: 600; margin-bottom: 18px; }
.detail-price { font-size: 28px; font-weight: 800; color: var(--blue); margin-bottom: 22px; }
.detail-desc { color: var(--text-gray); margin-bottom: 28px; }

.spec-box { background: var(--bg-light); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; margin-bottom: 28px; }
.spec-box h4 { color: var(--navy); margin-bottom: 14px; font-size: 15px; }
.spec-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.spec-item { text-align: center; }
.spec-item .val { font-size: 18px; font-weight: 800; color: var(--navy); }
.spec-item .lab { font-size: 12.5px; color: var(--text-gray); }

.detail-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.thumb-row { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.thumb { width: 72px; height: 56px; border-radius: 8px; overflow: hidden; border: 2px solid transparent; padding: 0; cursor: pointer; background: none; flex-shrink: 0; }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.thumb.active, .thumb:hover { border-color: var(--blue); }

@media (max-width: 900px) {
    .detail-grid { grid-template-columns: 1fr; }
    .detail-img { height: 300px; }
}