/* ============================================
   Click Khareed - Luxury Jewelry Catalog
   Matte Black + Light Gold Theme with Dark/Light Mode
   ============================================ */

/* CSS Custom Properties (Variables) - Dark Mode (Default) */
:root {
    /* Matte Black Palette */
    --bg-primary: #0d0d0d;
    --bg-secondary: #151515;
    --bg-tertiary: #1c1c1c;
    --bg-card: #1a1a1a;
    --bg-elevated: #222222;

    /* Light Gold Palette */
    --gold-primary: #D4AF37;
    --gold-light: #E8C547;
    --gold-dark: #B8962F;
    --gold-muted: rgba(212, 175, 55, 0.15);
    --gold-glow: rgba(212, 175, 55, 0.25);

    /* Text Colors */
    --text-primary: #f5f5f5;
    --text-secondary: #a3a3a3;
    --text-muted: #666666;

    /* Border Colors */
    --border-primary: #2a2a2a;
    --border-gold: rgba(212, 175, 55, 0.3);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.7);
    --shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.2);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms cubic-bezier(0.16, 1, 0.3, 1);

    /* WhatsApp Green */
    --whatsapp-green: #25D366;
    --whatsapp-green-dark: #1DA851;
    --whatsapp-green-light: #34E879;
}

/* Light Mode Theme */
[data-theme="light"] {
    /* Light Background Palette */
    --bg-primary: #f5f5f5;
    --bg-secondary: #ebebeb;
    --bg-tertiary: #e0e0e0;
    --bg-card: #ffffff;
    --bg-elevated: #f8f8f8;

    /* Gold stays the same but slightly darker for contrast */
    --gold-primary: #C9A227;
    --gold-light: #D4AF37;
    --gold-dark: #A68B1F;
    --gold-muted: rgba(201, 162, 39, 0.15);
    --gold-glow: rgba(201, 162, 39, 0.25);

    /* Text Colors */
    --text-primary: #1a1a1a;
    --text-secondary: #555555;
    --text-muted: #888888;

    /* Border Colors */
    --border-primary: #d4d4d4;
    --border-gold: rgba(201, 162, 39, 0.4);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-gold: 0 4px 20px rgba(201, 162, 39, 0.25);
}

/* Base Reset & Defaults */
*, *::before, *::after {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background: var(--bg-primary);
    background-image: 
        radial-gradient(ellipse at top, rgba(212, 175, 55, 0.03) 0%, transparent 50%),
        linear-gradient(180deg, var(--bg-primary) 0%, #080808 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    padding-bottom: 140px;
    min-height: 100vh;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--gold-dark);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gold-primary);
}

/* Hide scrollbar for horizontal chips */
.no-scrollbar::-webkit-scrollbar {
    display: none;
}

.no-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* Gold Color Utilities - Override Tailwind defaults */
.text-gold {
    color: var(--gold-primary) !important;
}

.bg-gold {
    background-color: var(--gold-primary) !important;
}

.border-gold {
    border-color: var(--gold-primary) !important;
}

/* Matte Background Utilities */
.bg-matte {
    background: var(--bg-secondary);
}

.bg-matte-dark {
    background: var(--bg-primary);
}

.bg-matte-card {
    background: var(--bg-card);
}

/* Text color utility for gray-900 (used in selected checkmarks) */
.text-gray-900 {
    color: #111827 !important;
}

/* Theme Toggle Button */
.theme-toggle {
    position: absolute;
    top: 1rem;
    left: 1rem;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bg-elevated);
    border: 1px solid var(--border-gold);
    color: var(--gold-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    z-index: 10;
    box-shadow: var(--shadow-md);
}

.theme-toggle:hover {
    background: var(--gold-primary);
    color: var(--bg-primary);
    transform: scale(1.05);
    box-shadow: var(--shadow-gold);
}

.theme-toggle:active {
    transform: scale(0.95);
}

.theme-toggle i {
    font-size: 1.1rem;
    transition: transform var(--transition-normal);
}

.theme-toggle:hover i {
    transform: rotate(15deg);
}

/* WhatsApp Button Styles */
.btn-whatsapp {
    background: linear-gradient(135deg, var(--whatsapp-green-light) 0%, var(--whatsapp-green) 50%, var(--whatsapp-green-dark) 100%);
    color: #ffffff;
    font-weight: 700;
    border: none;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
    transition: all var(--transition-fast);
    min-height: 48px;
}

.btn-whatsapp:hover {
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
    transform: translateY(-1px);
}

.btn-whatsapp:active {
    transform: scale(0.98) translateY(0);
}

/* Header Styles */
.header-main {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-tertiary) 50%, var(--bg-primary) 100%);
    border-bottom: 2px solid var(--border-gold);
    box-shadow:
        var(--shadow-lg),
        0 4px 30px rgba(212, 175, 55, 0.1);
    position: relative;
    overflow: hidden;
}

/* Decorative accent line at top of header */
.header-accent {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg,
        transparent 0%,
        var(--gold-dark) 20%,
        var(--gold-primary) 50%,
        var(--gold-dark) 80%,
        transparent 100%);
}

/* Logo container with glow effect */
.logo-container {
    position: relative;
}

.logo-wrapper {
    position: relative;
    display: inline-block;
}

.logo-wrapper::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(ellipse at center, rgba(212, 175, 55, 0.15) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

.logo-image {
    filter: drop-shadow(0 4px 12px rgba(212, 175, 55, 0.25));
    transition: transform var(--transition-normal), filter var(--transition-normal);
}

.logo-image:hover {
    transform: scale(1.02);
    filter: drop-shadow(0 6px 20px rgba(212, 175, 55, 0.35));
}

/* Header tagline */
.header-tagline {
    text-shadow: 0 2px 8px rgba(212, 175, 55, 0.2);
    letter-spacing: 0.05em;
}

.header-title {
    text-shadow: 0 2px 8px rgba(212, 175, 55, 0.3);
}

/* Enhanced delivery badge */
.delivery-badge {
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-card) 100%);
    border: 1px solid var(--border-gold);
    color: var(--text-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-fast);
}

.delivery-badge:hover {
    border-color: var(--gold-primary);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.2);
}

/* Category Navigation */
.category-nav {
    background: linear-gradient(180deg, rgba(13, 13, 13, 0.95) 0%, rgba(13, 13, 13, 0.9) 100%);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-primary);
}

.category-chip {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    color: var(--text-secondary);
    transition: all var(--transition-normal);
    min-height: 44px;
    padding: 0.625rem 1rem;
}

.category-chip:hover,
.category-chip:focus {
    background: var(--bg-elevated);
    border-color: var(--border-gold);
    color: var(--text-primary);
}

.category-chip:active {
    transform: scale(0.97);
}

/* Product Grid - Force LTR flow for consistent ordering */
.product-grid {
    direction: ltr;
}

/* Product Cards - Keep RTL for text content */
.product-card {
    direction: rtl;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 1rem;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold-muted), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.product-card:hover::before {
    opacity: 1;
}

.product-card:hover {
    border-color: var(--border-gold);
    box-shadow: var(--shadow-md);
}

.product-card:active {
    transform: scale(0.98);
}

/* Selected Card State */
.selected-card {
    border: 2px solid var(--gold-primary) !important;
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(212, 175, 55, 0.05) 100%);
    box-shadow: var(--shadow-gold);
}

.selected-card::before {
    opacity: 1;
    background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
}

/* Product Image Styles */
.product-image-container {
    position: relative;
    overflow: hidden;
    background: var(--bg-elevated);
    border: 1px solid var(--border-gold);
    border-radius: 0.75rem;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0.75rem;
    transition: transform var(--transition-slow);
}

.product-image-container:hover .product-image {
    transform: scale(1.05);
}

/* Selection Checkbox */
.selection-check {
    background: rgba(26, 26, 26, 0.85);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border: 2px solid var(--border-primary);
    transition: all var(--transition-fast);
    min-width: 32px;
    min-height: 32px;
    color: transparent; /* Hide checkmark by default */
}

.selection-check.selected {
    background: var(--gold-primary);
    border-color: var(--gold-primary);
    color: var(--bg-primary); /* Show checkmark when selected */
}

/* Text transparent utility for hidden checkmarks */
.text-transparent {
    color: transparent !important;
}

/* Modal Styles */
.modal {
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-backdrop {
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.slide-up-panel {
    transform: translateY(100%);
    transition: transform var(--transition-slow);
}

.modal.active .slide-up-panel {
    transform: translateY(0);
}

.modal-product-image {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
}

/* Checkout Modal */
.checkout-panel {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border: 1px solid var(--border-primary);
}

.checkout-header {
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-primary);
}

.checkout-footer {
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-primary);
}

/* Bill Summary Card */
.bill-card {
    background: var(--bg-card);
    border: 1px solid var(--border-gold);
    border-radius: 1rem;
}

/* Form Inputs */
.form-input {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    color: var(--text-primary);
    transition: all var(--transition-fast);
    min-height: 48px;
}

.form-input:focus {
    border-color: var(--gold-primary);
    box-shadow: 0 0 0 3px var(--gold-muted);
    outline: none;
}

.form-input::placeholder {
    color: var(--text-muted);
}

/* Buttons */
.btn-gold {
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-primary) 50%, var(--gold-dark) 100%);
    color: var(--bg-primary);
    font-weight: 700;
    border: none;
    box-shadow: var(--shadow-gold);
    transition: all var(--transition-fast);
    min-height: 48px;
}

.btn-gold:hover {
    box-shadow: 0 6px 24px rgba(212, 175, 55, 0.35);
    transform: translateY(-1px);
}

.btn-gold:active {
    transform: scale(0.98) translateY(0);
}

/* Parchi Bar (Bottom Cart Bar) */
.parchi-bar {
    background: linear-gradient(180deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    border-top: 1px solid var(--gold-primary);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.5);
}



/* Category Section Title */
.section-title {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-primary);
}

.section-icon {
    background: var(--bg-card);
    border: 1px solid var(--border-gold);
}

/* Close Button */
.close-btn {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    min-width: 36px;
    min-height: 36px;
}

.close-btn:hover {
    background: #7f1d1d;
    color: #fca5a5;
}

/* Responsive Design */

/* Small phones (< 360px) */
@media (max-width: 359px) {
    .product-card {
        padding: 0.375rem;
    }

    .product-card h3 {
        font-size: 0.75rem;
    }

    .category-chip {
        padding: 0.5rem 0.75rem;
        font-size: 0.75rem;
    }
}

/* Standard phones (360px - 480px) */
@media (min-width: 360px) and (max-width: 480px) {
    .product-card {
        padding: 0.5rem;
    }
}

/* Large phones / Small tablets (481px - 768px) */
@media (min-width: 481px) and (max-width: 768px) {
    .product-container {
        max-width: 600px;
    }

    .product-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
}

/* Tablets (769px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .product-container {
        max-width: 800px;
    }

    .product-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.25rem;
    }

    .checkout-panel {
        max-width: 500px;
        border-radius: 1rem;
    }
}

/* Desktop (> 1024px) */
@media (min-width: 1025px) {
    .product-container {
        max-width: 1000px;
    }

    .product-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 1.5rem;
    }

    .checkout-panel {
        max-width: 500px;
        border-radius: 1rem;
    }

    .parchi-bar {
        max-width: 600px;
        margin: 0 auto;
        border-radius: 1rem 1rem 0 0;
        left: 50%;
        transform: translateX(-50%);
    }

    .parchi-bar.translate-y-full {
        transform: translateX(-50%) translateY(100%);
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .product-card:hover {
        border-color: var(--border-primary);
        box-shadow: none;
    }

    .product-card:active {
        border-color: var(--border-gold);
    }

    .category-chip:hover {
        background: var(--bg-tertiary);
        border-color: var(--border-primary);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --border-primary: #444444;
        --border-gold: rgba(212, 175, 55, 0.6);
    }

    .product-card,
    .category-chip {
        border-width: 2px;
    }
}

/* Print Styles */
@media print {
    body {
        background: white;
        color: black;
    }

    .parchi-bar,
    .modal,
    .category-nav {
        display: none !important;
    }
}

/* ============================================
   Light Mode Specific Overrides
   ============================================ */

/* Light mode body background */
[data-theme="light"] body {
    background: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at top, rgba(201, 162, 39, 0.05) 0%, transparent 50%),
        linear-gradient(180deg, var(--bg-primary) 0%, #e8e8e8 100%);
}

/* Light mode header adjustments */
[data-theme="light"] .header-main {
    box-shadow:
        var(--shadow-lg),
        0 4px 30px rgba(201, 162, 39, 0.15);
}

/* Light mode text colors for Tailwind overrides */
[data-theme="light"] .text-gray-50,
[data-theme="light"] .text-gray-100 {
    color: var(--text-primary) !important;
}

[data-theme="light"] .text-gray-400 {
    color: var(--text-secondary) !important;
}

[data-theme="light"] .text-gray-500 {
    color: var(--text-muted) !important;
}

/* Light mode product cards */
[data-theme="light"] .product-card {
    background: var(--bg-card);
    border-color: var(--border-primary);
}

[data-theme="light"] .product-card:hover {
    border-color: var(--border-gold);
}

/* Light mode category chips */
[data-theme="light"] .category-chip {
    background: var(--bg-card);
    border-color: var(--border-primary);
    color: var(--text-secondary);
}

[data-theme="light"] .category-chip:hover,
[data-theme="light"] .category-chip:focus {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

/* Light mode form inputs */
[data-theme="light"] .form-input {
    background: var(--bg-elevated);
    border-color: var(--border-primary);
    color: var(--text-primary);
}

[data-theme="light"] .form-input:focus {
    border-color: var(--gold-primary);
}

/* Light mode modals */
[data-theme="light"] .slide-up-panel,
[data-theme="light"] .checkout-panel {
    background: var(--bg-card);
}

[data-theme="light"] .checkout-header {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
}

[data-theme="light"] .bill-card {
    background: var(--bg-elevated);
    border-color: var(--border-gold);
}

/* Light mode close button */
[data-theme="light"] .close-btn {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

[data-theme="light"] .close-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Light mode parchi bar */
[data-theme="light"] .parchi-bar {
    background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-elevated) 100%);
    border-color: var(--border-gold);
}

/* Light mode selection check */
[data-theme="light"] .selection-check {
    border-color: var(--border-primary);
}

/* Light mode image modal background */
[data-theme="light"] #modal-image-content {
    background: var(--bg-elevated);
}