/**
 * ============================================================
 * MEIMO E-COMMERCE - Custom Styles (Enhanced)
 * ============================================================
 * Bổ sung cho Tailwind CSS: mega-menu, PDP gallery,
 * zoom, payment cards, review filters, responsive
 */

/* ── Smooth scrolling toàn trang ── */
html {
    scroll-behavior: smooth;
}

/* ── Custom scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f1f1;
}
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #f97316, #ef4444);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #ea580c, #dc2626);
}

/* ── Line clamp utility ── */
.line-clamp-1 {
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ── Hero Slider Dots ── */
.slider-dot.active {
    background: white;
    transform: scale(1.3);
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.6);
}

/* ── Product Card hover shimmer effect ── */
.product-card {
    position: relative;
}
.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
    z-index: 1;
    pointer-events: none;
}
.product-card:hover::before {
    left: 100%;
}

/* ── Badge pulse animation ── */
@keyframes badge-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}
.badge-animate {
    animation: badge-pulse 2s ease-in-out infinite;
}

/* ── Loading skeleton ── */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}
@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ── Header shadow khi scroll ── */
.header-scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* ── Selection color ── */
::selection {
    background-color: rgba(249, 115, 22, 0.3);
    color: #c2410c;
}

/* ═══════════════════════════════════════════════════════════ */
/* MEGA MENU / NAVBAR DROPDOWN                                 */
/* ═══════════════════════════════════════════════════════════ */
.mega-dropdown {
    transform: translateY(4px);
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
}
.group:hover .mega-dropdown {
    transform: translateY(0);
}

/* Mobile submenu slide */
.mobile-submenu {
    transition: max-height 0.3s ease;
}

/* ═══════════════════════════════════════════════════════════ */
/* PDP: Payment option card                                    */
/* ═══════════════════════════════════════════════════════════ */
.payment-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border: 2px solid #e2e8f0;
    border-radius: 0.75rem;
    padding: 0.6rem 0.75rem;
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}
.payment-option:hover {
    border-color: #fdba74;
    background: #fffbf5;
}
.payment-option:has(input:checked) {
    border-color: #f97316;
    background: #fff7ed;
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}
.payment-option input[type="radio"] {
    accent-color: #f97316;
}

/* ═══════════════════════════════════════════════════════════ */
/* PDP: Order flow status chip                                 */
/* ═══════════════════════════════════════════════════════════ */
.status-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    border-radius: 999px;
    border: 1px solid;
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    transition: all 0.2s ease;
}
.status-chip:hover {
    transform: scale(1.05);
}

/* ═══════════════════════════════════════════════════════════ */
/* PDP: Media thumbnail                                        */
/* ═══════════════════════════════════════════════════════════ */
.thumb {
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.thumb:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(15, 23, 42, 0.12);
}

/* ═══════════════════════════════════════════════════════════ */
/* PDP: Image Zoom                                             */
/* ═══════════════════════════════════════════════════════════ */
#zoomContainer {
    overflow: hidden;
}
#zoomContainer img {
    transition: transform 0.15s ease-out;
    will-change: transform;
}

/* ═══════════════════════════════════════════════════════════ */
/* PDP: Fullscreen Gallery Overlay                             */
/* ═══════════════════════════════════════════════════════════ */
#fullscreenOverlay {
    backdrop-filter: blur(8px);
}
#fullscreenImage {
    transition: opacity 0.3s ease;
    user-select: none;
    -webkit-user-drag: none;
}

/* ═══════════════════════════════════════════════════════════ */
/* PDP: Review filter buttons                                  */
/* ═══════════════════════════════════════════════════════════ */
.review-filter-btn {
    transition: all 0.2s ease;
    border-color: #cbd5e1;
    color: #64748b;
}
.review-filter-btn:hover {
    border-color: #f97316;
    color: #ea580c;
    background: #fff7ed;
}
.review-filter-btn.active,
.review-filter-btn[aria-selected="true"] {
    background: #f97316;
    color: white;
    border-color: #f97316;
}

/* ═══════════════════════════════════════════════════════════ */
/* PDP: Variant button                                         */
/* ═══════════════════════════════════════════════════════════ */
.variant-btn {
    transition: all 0.2s ease;
}
.variant-btn:not(:disabled):hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(249, 115, 22, 0.15);
}
.variant-btn:active:not(:disabled) {
    transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════════ */
/* PDP: Quantity input                                         */
/* ═══════════════════════════════════════════════════════════ */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
input[type="number"] {
    -moz-appearance: textfield;
}

/* ═══════════════════════════════════════════════════════════ */
/* PDP: Prose / Rich text content                              */
/* ═══════════════════════════════════════════════════════════ */
.prose img {
    border-radius: 0.75rem;
    margin: 1rem 0;
}
.prose table {
    width: 100%;
    border-collapse: collapse;
}
.prose table th,
.prose table td {
    border: 1px solid #e2e8f0;
    padding: 0.5rem 0.75rem;
    text-align: left;
}
.prose table th {
    background: #f8fafc;
    font-weight: 600;
}

/* ═══════════════════════════════════════════════════════════ */
/* Responsive helpers                                          */
/* ═══════════════════════════════════════════════════════════ */
@media (max-width: 640px) {
    .mega-dropdown {
        display: none !important;
    }

    #mediaThumbnails {
        grid-template-columns: repeat(5, 1fr);
    }

    .payment-option {
        padding: 0.5rem 0.6rem;
        font-size: 0.8rem;
    }

    .status-chip {
        font-size: 0.65rem;
        padding: 0.25rem 0.5rem;
    }
}

/* ── Print styles ── */
@media print {
    header, footer, #backToTop, .share-btn,
    #fullscreenOverlay, #qrPaymentModal, #orderSuccessModal {
        display: none !important;
    }
}