/* ============================================================
       ROOT VARIABLES - Dark Theme
       ============================================================ */
    :root {
        /* Primary Colors */
        --color-primary: #F0C13D;
        --color-primary-dark: #d4a832;
        --color-primary-light: #f5d67a;
        --color-primary-hover: #e0b032;
        
        /* Background Colors */
        --bg-primary: #0a0e14;
        --bg-secondary: #141a21;
        --bg-tertiary: #1a222b;
        --bg-card: #1a222b;
        --bg-card-hover: #24303d;
        --bg-dark: #060a0e;
        --bg-light: #2a3645;
        --bg-icon: #2a3645;
        
        /* Text Colors */
        --text-primary: #e8edf2;
        --text-secondary: #c8d0d8;
        --text-muted: #8899aa;
        --text-dark: #e8edf2;
        --text-light: #667788;
        
        /* Border Colors */
        --border-light: #2a3645;
        --border-gray: #24303d;
        --border-dark: #1a222b;
        --border-primary: #F0C13D;
        
        /* Shadow Colors */
        --shadow-light: rgba(0, 0, 0, 0.3);
        --shadow-medium: rgba(0, 0, 0, 0.5);
        --shadow-dark: rgba(0, 0, 0, 0.7);
        --shadow-glow: rgba(240, 193, 61, 0.15);
        
        /* Spacing */
        --space-xs: 0.25rem;
        --space-sm: 0.5rem;
        --space-md: 1rem;
        --space-lg: 1.5rem;
        --space-xl: 2rem;
        
        /* Typography */
        --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        --font-size-xs: 0.65rem;
        --font-size-sm: 0.75rem;
        --font-size-base: 0.85rem;
        --font-size-md: 0.9rem;
        --font-size-lg: 1.1rem;
        --font-size-xl: 1.3rem;
        
        /* Border Radius */
        --radius-sm: 4px;
        --radius-md: 8px;
        --radius-lg: 12px;
        --radius-xl: 16px;
        --radius-full: 9999px;
        
        /* Transitions */
        --transition-fast: 0.15s ease;
        --transition-medium: 0.25s ease;
        --transition-slow: 0.35s ease;
        --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    }

    .container {
        max-width: 1400px;
        width: 100%;
        margin: 0 auto;
        padding: 0 10px;
    }

    /* ============================================================
       CARDS GRID - 6 per row
       ============================================================ */
    .cards {
        display: grid;
        grid-template-columns: repeat(6, 1fr);
        gap: 20px;
        padding: 0.5rem;
    }

    /* ============================================================
       INDIVIDUAL CARD - Dark Theme
       ============================================================ */
    .card {
        background: var(--bg-card);
        border-radius: var(--radius-lg);
        padding: 28px 16px 24px;
        text-align: center;
        box-shadow: 0 4px 20px var(--shadow-light);
        transition: all var(--transition-medium) cubic-bezier(0.25, 0.46, 0.45, 0.94);
        border: 1px solid var(--border-light);
        cursor: pointer;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        min-height: 144px;
        aspect-ratio: 1 / 0.95;
        width: 100%;
        min-width: 0;
        text-decoration: none;
        color: inherit;
        position: relative;
        overflow: hidden;
        animation: fadeInUp 0.5s ease forwards;
        opacity: 0;
    }

    .card:nth-child(1) { animation-delay: 0.05s; }
    .card:nth-child(2) { animation-delay: 0.10s; }
    .card:nth-child(3) { animation-delay: 0.15s; }
    .card:nth-child(4) { animation-delay: 0.20s; }
    .card:nth-child(5) { animation-delay: 0.25s; }
    .card:nth-child(6) { animation-delay: 0.30s; }

    /* Card glow effect on hover */
    .card::before {
        content: '';
        position: absolute;
        inset: 0;
        border-radius: var(--radius-lg);
        background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), 
                    rgba(240, 193, 61, 0.06), 
                    transparent 70%);
        opacity: 0;
        transition: opacity var(--transition-medium);
        pointer-events: none;
        z-index: 1;
    }

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

    .card:hover {
        transform: translateY(-6px);
        box-shadow: 0 20px 40px var(--shadow-medium), 0 0 30px var(--shadow-glow);
        border-color: var(--color-primary);
        background: var(--bg-card-hover);
    }

    .card:active {
        transform: scale(0.97);
    }

    /* ============================================================
       TYPE BADGE
       ============================================================ */
    .card-type-badge {
        position: absolute;
        top: 10px;
        right: 10px;
        font-size: 0.5rem;
        font-weight: 700;
        padding: 2px 10px;
        border-radius: var(--radius-full);
        text-transform: uppercase;
        letter-spacing: 0.5px;
        z-index: 5;
        pointer-events: none;
        background: var(--bg-icon);
        color: var(--text-muted);
        border: 1px solid var(--border-light);
        opacity: 0.8;
    }

    .card-type-badge.type-service { border-color: #F0C13D; color: #F0C13D; }
    .card-type-badge.type-test { border-color: #34d399; color: #34d399; }
    .card-type-badge.type-country { border-color: #60a5fa; color: #60a5fa; }
    .card-type-badge.type-mbbs { border-color: #a78bfa; color: #a78bfa; }

    /* ============================================================
       ICON - Dark Theme
       ============================================================ */
    .icon {
        width: 60px;
        height: 60px;
        margin: 0 auto 14px;
        border-radius: var(--radius-full);
        background: var(--bg-icon);
        display: flex;
        justify-content: center;
        align-items: center;
        color: var(--color-primary);
        font-size: 26px;
        transition: all var(--transition-medium);
        flex-shrink: 0;
        border: 1px solid var(--border-light);
        position: relative;
        z-index: 2;
    }

    .icon img {
        width: 60px;
        height: 60px;
        border-radius: var(--radius-full);
        object-fit: cover;
        display: block;
    }

    .card:hover .icon {
        background: var(--color-primary);
        color: var(--bg-primary);
        transform: scale(1.05) rotate(-4deg);
        border-color: var(--color-primary);
        box-shadow: 0 0 30px rgba(240, 193, 61, 0.2);
    }

    .card:hover .icon img {
        transform: scale(1.05);
        border-color: var(--color-primary);
        box-shadow: 0 0 30px rgba(240, 193, 61, 0.2);
    }

    /* ============================================================
       TYPOGRAPHY - Dark Theme
       ============================================================ */
    .card h3 {
        font-size: clamp(0.85rem, 1.1vw, 1.1rem);
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 4px;
        letter-spacing: -0.01em;
        line-height: 1.3;
        transition: color var(--transition-fast);
        position: relative;
        z-index: 2;
    }

    .card:hover h3 {
        color: var(--color-primary);
    }

    .card p {
        font-size: clamp(0.55rem, 0.7vw, 0.75rem);
        color: var(--text-muted);
        line-height: 1.4;
        font-weight: 400;
        max-width: 95%;
        margin: 0 auto;
        transition: color var(--transition-fast);
        position: relative;
        z-index: 2;
    }

    .card:hover p {
        color: var(--text-secondary);
    }

    /* ============================================================
       CARD LINK INDICATOR - Arrow
       ============================================================ */
    .card .card-arrow {
        position: absolute;
        bottom: 12px;
        right: 16px;
        color: var(--text-muted);
        font-size: 0.7rem;
        opacity: 0;
        transform: translateX(-8px);
        transition: all var(--transition-medium);
        z-index: 3;
    }

    .card:hover .card-arrow {
        opacity: 1;
        transform: translateX(0);
        color: var(--color-primary);
    }

    /* ============================================================
       RESPONSIVE BREAKPOINTS
       ============================================================ */

    /* Tablet: 3 cards per row */
    @media (max-width: 1024px) {
        .cards {
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .card {
            padding: 24px 16px 20px;
            min-height: 170px;
        }

        .icon {
            width: 70px;
            height: 70px;
            font-size: 30px;
            margin-bottom: 12px;
        }

        .icon img {
            width: 70px;
            height: 70px;
        }

        .card h3 {
            font-size: clamp(0.9rem, 1.8vw, 1.05rem);
        }

        .card p {
            font-size: clamp(0.7rem, 1.2vw, 0.85rem);
        }
    }

    /* Mobile: 2 cards per row */
    @media (max-width: 640px) {
        .cards {
            grid-template-columns: repeat(3, 1fr);
            gap: 14px;
        }

        .card {
            padding: 20px 12px 18px;
            min-height: 150px;
            border-radius: var(--radius-md);
            aspect-ratio: 1 / 0.95;
        }

        .icon {
            width: 48px;
            height: 48px;
            font-size: 20px;
            margin-bottom: 10px;
        }

        .icon img {
            width: 48px;
            height: 48px;
        }

        .card h3 {
            font-size: clamp(0.8rem, 3.2vw, 0.95rem);
            margin-bottom: 3px;
        }

        .card p {
            font-size: clamp(0.6rem, 2.2vw, 0.75rem);
            max-width: 100%;
        }

        .card:hover {
            transform: translateY(-4px);
        }
        
        .card .card-arrow {
            bottom: 8px;
            right: 12px;
            font-size: 0.6rem;
        }

        .card-type-badge {
            font-size: 0.4rem;
            padding: 1px 8px;
            top: 6px;
            right: 6px;
        }
    }

    /* Very small phones: 2 cards per row with smaller padding */
    @media (max-width: 400px) {
        .cards {
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }

        .card {
            padding: 14px 8px 12px;
            min-height: 110px;
            border-radius: var(--radius-sm);
            aspect-ratio: 1 / 0.9;
        }

        .icon {
            width: 60px;
            height: 60px;
            font-size: 16px;
            margin-bottom: 6px;
        }

        .icon img {
            width: 100%;
            height: 100%;
        }

        .card h3 {
            font-size: clamp(0.6rem, 2.8vw, 0.75rem);
            margin-bottom: 2px;
        }

        .card p {
            font-size: clamp(0.5rem, 1.8vw, 0.6rem);
        }
        
        .card .card-arrow {
            display: none;
        }

        .card-type-badge {
            display: none;
        }
    }

    /* Extra small: 1 card per row on tiny devices */
    @media (max-width: 340px) {
        .cards {
            grid-template-columns: 1fr;
            gap: 12px;
        }

        .card {
            padding: 18px 14px;
            min-height: 100px;
            aspect-ratio: auto;
            flex-direction: row;
            gap: 16px;
            text-align: left;
            justify-content: flex-start;
        }

        .icon {
            width: 44px;
            height: 44px;
            font-size: 20px;
            margin: 0;
            flex-shrink: 0;
        }

        .icon img {
            width: 44px;
            height: 44px;
        }

        .card h3 {
            font-size: clamp(0.8rem, 4vw, 0.9rem);
        }

        .card p {
            font-size: clamp(0.6rem, 2.5vw, 0.7rem);
            max-width: 100%;
        }
        
        .card .card-arrow {
            display: none;
        }

        .card-type-badge {
            display: none;
        }
    }

    /* ============================================================
       SCROLLBAR - Dark Theme
       ============================================================ */
    ::-webkit-scrollbar {
        width: 6px;
        height: 6px;
    }

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

    ::-webkit-scrollbar-thumb {
        background: var(--color-primary);
        border-radius: var(--radius-sm);
    }

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

    /* ============================================================
       SELECTION
       ============================================================ */
    ::selection {
        background: var(--color-primary);
        color: var(--bg-primary);
    }

    ::-moz-selection {
        background: var(--color-primary);
        color: var(--bg-primary);
    }

    /* ============================================================
       ANIMATIONS
       ============================================================ */
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @keyframes spin {
        from { transform: rotate(0deg); }
        to { transform: rotate(360deg); }
    }

    /* ============================================================
       EMPTY STATE
       ============================================================ */
    .empty-state {
        text-align: center;
        padding: 60px 20px;
        grid-column: 1 / -1;
        color: var(--text-muted);
    }

    .empty-state i {
        font-size: 3rem;
        color: var(--color-primary);
        display: block;
        margin-bottom: 16px;
    }

    .empty-state h3 {
        color: var(--text-secondary);
        margin-bottom: 8px;
    }