/* product-details.css - Product detail page layout and features */

.product-detail-container {
    padding: 2rem 0 5rem;
}

/* Breadcrumbs Premium */
.breadcrumb-premium {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 2.5rem;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 999px;
    width: fit-content;
    box-shadow: 0 5px 15px rgba(0,0,0,0.02);
}

.breadcrumb-premium a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
}

.breadcrumb-premium a:hover {
    color: #6366f1;
}

.breadcrumb-premium i {
    font-size: 0.75rem;
    color: rgba(0,0,0,0.2);
}

.breadcrumb-premium span {
    font-size: 0.9rem;
    font-weight: 700;
}

/* Stock Badge Premium */
.stock-badge-premium {
    padding: 6px 14px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.stock-in { background: #dcfce7; color: #16a34a; }
.stock-out { background: #fee2e2; color: #dc2626; }

/* Product Info */
.product-title-premium {
    font-family: 'Outfit', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.1;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.price-box-premium {
    display: flex;
    align-items: center;
    font-family: 'Outfit', sans-serif;
    font-size: 2.6rem;
    font-weight: 900;
    margin-bottom: 1.8rem;
    color: #ef4444;
}

.product-summary {
    background: rgba(255, 255, 255, 0.5);
    padding: 20px;
    border-radius: 20px;
    border: 1px solid rgba(0,0,0,0.03);
}

/* Meta Data Grid */
.meta-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.meta-item {
    background: #fff;
    padding: 12px 18px;
    border-radius: 14px;
    border: 1px solid rgba(0,0,0,0.03);
    transition: var(--transition-smooth);
}

.meta-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.meta-value {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1rem;
}

/* Section Divider */
.section-divider-premium {
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(99, 102, 241, 0.2), transparent);
    position: relative;
    margin: 60px auto;
    width: 80%;
}

.section-divider-premium::after {
    content: "✦";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #f8fafc;
    padding: 0 15px;
    color: #6366f1;
    font-size: 1.2rem;
}

/* Tabs Restoration - Fluid Glass Pills */
.premium-tabs-wrapper {
    margin-top: 40px;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.premium-nav-tabs {
    border: none !important;
    gap: 20px;
    margin-bottom: 40px;
    justify-content: center;
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
    padding: 10px;
    border-radius: 999px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid var(--glass-border) !important;
}

.premium-nav-tabs .nav-link {
    border: none !important;
    border-radius: 999px;
    padding: 12px 35px;
    font-weight: 800;
    color: var(--text-secondary);
    background: transparent;
    transition: var(--transition-smooth);
    position: relative;
    z-index: 1;
}

.premium-nav-tabs .nav-link:hover {
    color: var(--text-primary);
    transform: translateY(-2px);
}

.premium-nav-tabs .nav-link.active {
    background: var(--primary-gradient) !important;
    color: #fff !important;
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

.tab-content-premium {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 35px;
    padding: 50px 60px;
    box-shadow: var(--shadow-premium);
}

/* Buttons */
.btn-premium-cart {
    background: var(--primary-gradient);
    color: #fff;
    border: none;
    border-radius: 20px;
    padding: 18px 45px;
    font-weight: 800;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition-smooth);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
    cursor: pointer;
}

.btn-premium-cart:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(168, 85, 247, 0.4);
}

.btn-buy-now-premium {
    background: linear-gradient(135deg, #f43f5e 0%, #fb923c 100%);
    color: #fff;
    border: none;
    border-radius: 20px;
    padding: 18px 45px;
    font-weight: 800;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition-smooth);
    box-shadow: 0 10px 30px rgba(244, 63, 94, 0.3);
    cursor: pointer;
}

.btn-buy-now-premium:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(251, 146, 60, 0.4);
}

.btn-out-stock-premium {
    background: #f1f5f9;
    color: #94a3b8;
    border: none;
    border-radius: 20px;
    padding: 18px 45px;
    font-weight: 800;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: not-allowed;
}

/* Gallery Glass */
.detail-gallery-wrapper {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 35px;
    padding: 25px;
    box-shadow: var(--shadow-premium);
}

.main-img-container {
    background: #fff;
    border-radius: 25px;
    overflow: hidden;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(0,0,0,0.03);
    padding: 10px;
}

.main-img-container img {
    max-width: 100%;
    max-height: 700px;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.thumb-gallery {
    display: flex;
    gap: 12px;
    margin-top: 15px;
    overflow-x: auto;
    padding: 5px;
}

.thumb-item {
    width: 70px;
    height: 90px; /* Thử nghiệm tỉ lệ gần với truyện hơn */
    border-radius: 10px;
    background: #fff;
    object-fit: contain;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-smooth);
    opacity: 0.6;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.thumb-item:hover { opacity: 1; }
.thumb-item.active { border-color: #6366f1; opacity: 1; box-shadow: 0 5px 12px rgba(99, 102, 241, 0.2); }

/* Information Header & Summary */
.product-info-header {
    margin-bottom: 2rem;
}

.product-summary {
    background: rgba(255, 255, 255, 0.5);
    padding: 20px;
    border-radius: 20px;
    border: 1px solid rgba(0,0,0,0.03);
    margin-bottom: 2rem;
}

.summary-text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* Technical Specs */
.specs-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
}

.specs-group-title {
    font-size: 1.15rem;
    font-weight: 800;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
    border-bottom: 2px solid rgba(0,0,0,0.03);
    padding-bottom: 12px;
}

.specs-list { list-style: none; padding: 0; margin: 0; }

.specs-item {
    display: flex;
    justify-content: space-between;
    padding: 15px 12px;
    border-bottom: 1px dashed rgba(0,0,0,0.05);
    transition: var(--transition-smooth);
    border-radius: 12px;
}

.specs-item:hover {
    background: rgba(99, 102, 241, 0.03);
    transform: translateX(5px);
}

.specs-key { color: var(--text-secondary); font-weight: 700; font-size: 0.9rem; }
.specs-val { color: var(--text-primary); font-weight: 800; font-size: 0.9rem; text-align: right; }