/* TSI Design System - Global CSS Variables and Styles */

:root {
    /* Primary Colors */
    --tsi-orange: #ff9900;
    --tsi-orange-dark: #e68a00;
    --tsi-orange-light: #ffad33;

    /* Secondary Colors */
    --tsi-green: #4CAF50;
    --tsi-green-dark: #388E3C;
    --tsi-green-light: #66BB6A;

    /* Accent Colors */
    --tsi-red: #f44336;
    --tsi-red-dark: #c62828;
    --tsi-blue: #2196F3;
    --tsi-gold: #FFD700;
    --tsi-silver: #C0C0C0;
    --tsi-bronze: #CD7F32;

    /* Neutral Colors */
    --tsi-black: #000000;
    --tsi-dark: #1a1a1a;
    --tsi-gray-dark: #2d2d2d;
    --tsi-gray: #4a4a4a;
    --tsi-gray-light: #6b6b6b;
    --tsi-white: #ffffff;

    /* Glow Effects */
    --glow-active: rgba(255, 165, 0, 0.8);
    --glow-success: rgba(76, 175, 80, 0.8);
    --glow-error: rgba(244, 67, 54, 0.8);

    /* Glass Effect */
    --glass-bg: rgba(20, 20, 30, 0.9);
    --glass-border: rgba(255, 255, 255, 0.1);

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(255, 153, 0, 0.5);

    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-heading: 'Arial Black', 'Impact', sans-serif;
    --font-mono: 'Courier New', monospace;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-round: 50%;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Z-Index Layers */
    --z-base: 1;
    --z-dropdown: 100;
    --z-overlay: 500;
    --z-modal: 1000;
    --z-toast: 2000;
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    background-color: var(--tsi-dark);
    color: var(--tsi-white);
    line-height: 1.6;
}

/* Glass Panel Effect */
.tsi-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
}

/* Button Styles */
.tsi-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1rem;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.tsi-btn-primary {
    background: linear-gradient(135deg, var(--tsi-orange), var(--tsi-orange-dark));
    color: var(--tsi-white);
    box-shadow: var(--shadow-glow);
}

.tsi-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(255, 153, 0, 0.7);
}

.tsi-btn-secondary {
    background: linear-gradient(135deg, var(--tsi-green), var(--tsi-green-dark));
    color: var(--tsi-white);
}

.tsi-btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(76, 175, 80, 0.5);
}

/* Card Styles */
.tsi-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

/* Text Styles */
.tsi-heading {
    font-family: var(--font-heading);
    color: var(--tsi-orange);
    text-shadow: 0 0 20px rgba(255, 153, 0, 0.5);
}

.tsi-glow-text {
    text-shadow: 0 0 10px currentColor;
}

/* Medal Styles */
.medal-gold {
    color: var(--tsi-gold);
    text-shadow: 0 0 10px var(--tsi-gold);
}

.medal-silver {
    color: var(--tsi-silver);
    text-shadow: 0 0 10px var(--tsi-silver);
}

.medal-bronze {
    color: var(--tsi-bronze);
    text-shadow: 0 0 10px var(--tsi-bronze);
}

/* Utility Classes */
.tsi-flex {
    display: flex;
}

.tsi-flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.tsi-grid {
    display: grid;
}

.tsi-hidden {
    display: none !important;
}

.tsi-visible {
    display: block !important;
}

/* Animation Keyframes */
@keyframes tsi-pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

@keyframes tsi-glow {
    0%, 100% {
        box-shadow: 0 0 10px var(--tsi-orange);
    }
    50% {
        box-shadow: 0 0 30px var(--tsi-orange);
    }
}

@keyframes tsi-fade-in {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.tsi-pulse {
    animation: tsi-pulse 2s ease-in-out infinite;
}

.tsi-glow {
    animation: tsi-glow 2s ease-in-out infinite;
}

.tsi-fade-in {
    animation: tsi-fade-in 0.3s ease-out;
}

/* Responsive Breakpoints */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 16px;
        --spacing-xl: 24px;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 12px;
        --spacing-lg: 12px;
    }
}