@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    /* Centralized Primary Font with Tamil & System Fallbacks */
    --font-primary: 'Plus Jakarta Sans', 'Nirmala UI', 'Latha', Arial, sans-serif;
    --font-fallback: Arial, sans-serif;

    /* Base Ambient Background & Text Palette */
    --bg-page: #F4F5F3;
    --text-primary: #1E2229;
    --text-secondary: #586069;
    --text-muted: #848D95;

    /* Glassmorphism System: Level 1 - Standard Glass (Cards, Panels, Categories, Summaries) */
    --glass-bg: rgba(255, 255, 255, 0.62);
    --glass-blur: 14px;
    --glass-border: 1px solid rgba(255, 255, 255, 0.75);
    --glass-shadow: 0 8px 28px rgba(20, 25, 30, 0.06);
    --glass-radius: 18px;

    /* Glassmorphism System: Level 2 - Elevated Glass (Featured panels, floating nav, header) */
    --glass-elevated-bg: rgba(255, 255, 255, 0.78);
    --glass-elevated-blur: 16px;
    --glass-elevated-border: 1px solid rgba(255, 255, 255, 0.85);
    --glass-elevated-shadow: 0 12px 36px rgba(20, 25, 30, 0.08);
    --glass-elevated-radius: 18px;

    /* Glassmorphism System: Level 3 - Overlay Glass (Modals, dropdowns, notifications, drawers) */
    --glass-overlay-bg: rgba(255, 255, 255, 0.90);
    --glass-overlay-blur: 20px;
    --glass-overlay-border: 1px solid rgba(255, 255, 255, 0.90);
    --glass-overlay-shadow: 0 16px 48px rgba(20, 25, 30, 0.12);
    --glass-overlay-radius: 20px;

    /* Accent & Brand Colors */
    --border-color: rgba(229, 229, 226, 0.75);
    --border-subtle: rgba(239, 239, 234, 0.65);
    
    --accent: #B18A45;
    --accent-hover: #927039;
    --accent-light: rgba(177, 138, 69, 0.08);
    --accent-border: rgba(177, 138, 69, 0.25);
    
    --success: #15803D;
    --success-bg: rgba(240, 253, 244, 0.85);
    --success-border: rgba(187, 247, 208, 0.9);
    
    --warning: #B45309;
    --warning-bg: rgba(255, 251, 235, 0.85);
    --warning-border: rgba(253, 230, 138, 0.9);
    
    --error: #B91C1C;
    --error-bg: rgba(254, 242, 242, 0.85);
    --error-border: rgba(254, 202, 202, 0.9);

    /* Radii Tokens */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 18px;
    --radius-2xl: 22px;
}

/* Base Body with Soft Ambient Depth Gradient */
html, body {
    background-color: var(--bg-page);
    background-image: 
        radial-gradient(at 10% 10%, rgba(177, 138, 69, 0.035) 0px, transparent 45%),
        radial-gradient(at 90% 20%, rgba(205, 210, 215, 0.35) 0px, transparent 50%),
        radial-gradient(at 25% 85%, rgba(177, 138, 69, 0.025) 0px, transparent 50%),
        radial-gradient(at 85% 90%, rgba(215, 220, 225, 0.25) 0px, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

p, li, dd, input, textarea, select {
    font-family: var(--font-primary);
    font-weight: 400;
}

/* Headings - 700 for Major Headings */
h1, h2, h3, h4, h5, h6,
.hero-heading, .section-heading, .page-title {
    font-family: var(--font-primary) !important;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

h1 {
    font-weight: 700;
    letter-spacing: -0.025em;
}

h2 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* Navigation & Form Labels - 500 for Navigation & Labels */
nav, nav a, .nav-link,
label, .form-label, .filter-label,
th, dt,
.badge, .status-badge, .badge-current, .badge-last-available, .badge-manual-override, .badge-unavailable,
.eyebrow {
    font-family: var(--font-primary);
    font-weight: 500;
}

/* Buttons & Product Names - 600 for Buttons and Product Names */
button,
.btn, .btn-primary, .btn-accent, .btn-outline, .btn-destructive,
.product-card h3, .product-card h3 a,
.product-title, .design-title, .action-btn {
    font-family: var(--font-primary);
    font-weight: 600;
}

/* Complete Override for Legacy Class Names */
.font-serif,
.font-sans {
    font-family: var(--font-primary) !important;
}

/* Tables, Modals, Metal-Rate Displays & Notifications */
table, td, th {
    font-family: var(--font-primary);
}
td {
    font-weight: 400;
}
th {
    font-weight: 500;
}

.modal, [role="dialog"], .modal-content, .modal-body {
    font-family: var(--font-primary);
}

.alert, .notification, .toast, [role="alert"] {
    font-family: var(--font-primary);
}

.metal-rate-display, .rate-card, .metal-rates, .rate-val {
    font-family: var(--font-primary);
}

/* ========================================================
   GLOBAL GLASSMORPHISM CORE UTILITIES
   ======================================================== */

/* Level 1: Standard Glass (Cards, Panels, Categories, Dashboard Summaries) */
.glass-panel,
.glass-card,
.category-card,
.info-card,
.rate-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: var(--glass-radius);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

/* Level 2: Elevated Glass (Featured Showcase, Header, Key Panels) */
.glass-elevated,
.glass-header {
    background: var(--glass-elevated-bg);
    backdrop-filter: blur(var(--glass-elevated-blur));
    -webkit-backdrop-filter: blur(var(--glass-elevated-blur));
    border: var(--glass-elevated-border);
    box-shadow: var(--glass-elevated-shadow);
    border-radius: var(--glass-elevated-radius);
}

/* Level 3: Overlay Glass (Modals, Dropdowns, Notifications, Mobile Drawer) */
.glass-overlay,
.modal-content,
.dropdown-menu,
.notification-card {
    background: var(--glass-overlay-bg);
    backdrop-filter: blur(var(--glass-overlay-blur));
    -webkit-backdrop-filter: blur(var(--glass-overlay-blur));
    border: var(--glass-overlay-border);
    box-shadow: var(--glass-overlay-shadow);
    border-radius: var(--glass-overlay-radius);
}

/* Fallback for Browsers without Backdrop-Filter Support */
@supports not ((backdrop-filter: blur(14px)) or (-webkit-backdrop-filter: blur(14px))) {
    .glass-panel,
    .glass-card,
    .product-card,
    .category-card,
    .info-card,
    .rate-card {
        background: #FFFFFF;
        border: 1px solid #E5E5E2;
        box-shadow: 0 4px 16px rgba(20, 25, 30, 0.05);
    }
    .glass-elevated,
    .glass-header {
        background: #FFFFFF;
        border: 1px solid #E5E5E2;
        box-shadow: 0 8px 24px rgba(20, 25, 30, 0.07);
    }
    .glass-overlay,
    .modal-content,
    .dropdown-menu,
    .notification-card {
        background: #FFFFFF;
        border: 1px solid #DCDCD8;
        box-shadow: 0 16px 40px rgba(20, 25, 30, 0.12);
    }
}

/* ========================================================
   FROSTED PRODUCT CARDS (Images Always Crisp & Sharp)
   ======================================================== */
.product-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: var(--glass-radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.product-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 36px rgba(20, 25, 30, 0.10);
    border-color: rgba(255, 255, 255, 0.95);
}

.product-img-wrapper {
    aspect-ratio: 4/5;
    background: rgba(246, 246, 244, 0.7);
    overflow: hidden;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.6);
}

/* Crisp Jewellery Photography Protection: NEVER blur photographs */
.product-img-wrapper img,
.gallery-preview img,
#main-gallery-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: none !important;
    -webkit-filter: none !important;
    transition: transform 0.45s ease;
}

.product-card:hover .product-img-wrapper img {
    transform: scale(1.03);
}

/* ========================================================
   FROSTED FORMS, INPUTS & TABLES
   ======================================================== */
.glass-input,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="tel"],
textarea,
select {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(229, 229, 226, 0.9);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

input:focus,
textarea:focus,
select:focus {
    background: rgba(255, 255, 255, 0.95);
    border-color: #202020;
    box-shadow: 0 0 0 2px rgba(32, 32, 32, 0.08);
    outline: none;
}

/* Frosted Table Styling */
.glass-table-container {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: var(--glass-radius);
    overflow: hidden;
}

.glass-table th {
    background: rgba(246, 246, 244, 0.65);
    border-bottom: 1px solid rgba(229, 229, 226, 0.8);
    color: var(--text-secondary);
}

.glass-table td {
    border-bottom: 1px solid rgba(229, 229, 226, 0.6);
}

.glass-table tr:hover td {
    background: rgba(255, 255, 255, 0.4);
}

/* ========================================================
   BUTTONS (High-Contrast Solid Primary, Frosted Secondary)
   ======================================================== */
.btn-primary {
    background-color: #202020;
    color: #FFFFFF;
    font-family: var(--font-primary);
    font-weight: 600;
    border-radius: var(--radius-md);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
    transition: background-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.btn-primary:hover {
    background-color: #383838;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
}
.btn-primary:active {
    transform: translateY(0);
}

.btn-accent {
    background-color: var(--accent);
    color: #FFFFFF;
    font-family: var(--font-primary);
    font-weight: 600;
    border-radius: var(--radius-md);
    box-shadow: 0 2px 6px rgba(177, 138, 69, 0.25);
    transition: background-color 0.15s ease, transform 0.15s ease;
}
.btn-accent:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: #202020;
    border: 1px solid rgba(229, 229, 226, 0.9);
    font-family: var(--font-primary);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: border-color 0.15s ease, background-color 0.15s ease, transform 0.15s ease;
}
.btn-outline:hover {
    border-color: #202020;
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-1px);
}

.btn-destructive {
    background-color: #B91C1C;
    color: #FFFFFF;
    font-family: var(--font-primary);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: background-color 0.15s ease;
}
.btn-destructive:hover {
    background-color: #991B1B;
}

/* Freshness Badges (Frosted, Accessible) */
.badge-current {
    background-color: rgba(240, 253, 244, 0.85);
    color: #15803D;
    border: 1px solid rgba(187, 247, 208, 0.9);
    font-weight: 500;
}
.badge-last-available {
    background-color: rgba(255, 251, 235, 0.85);
    color: #B45309;
    border: 1px solid rgba(253, 230, 138, 0.9);
    font-weight: 500;
}
.badge-manual-override {
    background-color: rgba(245, 243, 255, 0.85);
    color: #6D28D9;
    border: 1px solid rgba(221, 214, 254, 0.9);
    font-weight: 500;
}
.badge-unavailable {
    background-color: rgba(254, 242, 242, 0.85);
    color: #B91C1C;
    border: 1px solid rgba(254, 202, 202, 0.9);
    font-weight: 500;
}

/* Custom Frosted Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: rgba(244, 245, 243, 0.6);
}
::-webkit-scrollbar-thumb {
    background: rgba(200, 200, 195, 0.8);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #B18A45;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, ::before, ::after {
        animation-delay: -1ms !important;
        animation-duration: 1ms !important;
        animation-iteration-count: 1 !important;
        background-attachment: initial !important;
        scroll-behavior: auto !important;
        transition-duration: 0s !important;
        transition-delay: 0s !important;
    }
}