/* ============================================
   CHAOS NETWORK — Design System Variables
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&family=Orbitron:wght@400;500;600;700;800;900&display=swap');

:root {
    /* ── Color Palette ── */
    --bg-deepest:     #06060b;
    --bg-deep:        #0a0a12;
    --bg-dark:        #0e0e1a;
    --bg-surface:     #14141f;
    --bg-card:        #1a1a2e;
    --bg-card-hover:  #1f1f35;
    --bg-elevated:    #24243a;

    --primary:        #e63946;
    --primary-light:  #ff4d5a;
    --primary-dark:   #b82d38;
    --primary-glow:   rgba(230, 57, 70, 0.3);

    --secondary:      #7c3aed;
    --secondary-light:#9b5dff;
    --secondary-dark: #5b21b6;
    --secondary-glow: rgba(124, 58, 237, 0.3);

    --accent:         #f59e0b;
    --accent-light:   #fbbf24;
    --accent-dark:    #d97706;
    --accent-glow:    rgba(245, 158, 11, 0.3);

    --success:        #10b981;
    --success-light:  #34d399;
    --success-glow:   rgba(16, 185, 129, 0.25);

    --warning:        #f59e0b;
    --warning-light:  #fbbf24;

    --danger:         #ef4444;
    --danger-light:   #f87171;
    --danger-glow:    rgba(239, 68, 68, 0.25);

    --info:           #3b82f6;
    --info-light:     #60a5fa;
    --info-glow:      rgba(59, 130, 246, 0.25);

    --text-primary:   #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted:     #64748b;
    --text-disabled:  #475569;

    --border:         #2d2d44;
    --border-light:   #3d3d5c;
    --border-focus:   var(--primary);

    --glass-bg:       rgba(20, 20, 31, 0.7);
    --glass-border:   rgba(255, 255, 255, 0.06);
    --glass-shadow:   0 8px 32px rgba(0, 0, 0, 0.4);

    /* ── Typography ── */
    --font-ui:        'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display:   'Orbitron', 'Inter', sans-serif;
    --font-mono:      'JetBrains Mono', 'Fira Code', monospace;

    --text-xs:   0.75rem;
    --text-sm:   0.8125rem;
    --text-base: 0.9375rem;
    --text-lg:   1.125rem;
    --text-xl:   1.25rem;
    --text-2xl:  1.5rem;
    --text-3xl:  1.875rem;
    --text-4xl:  2.25rem;
    --text-5xl:  3rem;

    /* ── Spacing ── */
    --space-1:  0.25rem;
    --space-2:  0.5rem;
    --space-3:  0.75rem;
    --space-4:  1rem;
    --space-5:  1.25rem;
    --space-6:  1.5rem;
    --space-8:  2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;

    /* ── Border Radius ── */
    --radius-sm:   6px;
    --radius-md:   10px;
    --radius-lg:   14px;
    --radius-xl:   20px;
    --radius-full: 9999px;

    /* ── Shadows ── */
    --shadow-sm:   0 1px 2px rgba(0,0,0,0.3);
    --shadow-md:   0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg:   0 8px 24px rgba(0,0,0,0.5);
    --shadow-xl:   0 16px 48px rgba(0,0,0,0.6);
    --shadow-glow-primary:   0 0 20px var(--primary-glow), 0 0 60px rgba(230,57,70,0.1);
    --shadow-glow-secondary: 0 0 20px var(--secondary-glow), 0 0 60px rgba(124,58,237,0.1);
    --shadow-glow-accent:    0 0 20px var(--accent-glow), 0 0 60px rgba(245,158,11,0.1);

    /* ── Transitions ── */
    --transition-fast:   150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow:   400ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* ── Z-Index Scale ── */
    --z-dropdown:  100;
    --z-sticky:    200;
    --z-fixed:     300;
    --z-modal-bg:  400;
    --z-modal:     500;
    --z-popover:   600;
    --z-tooltip:   700;
    --z-toast:     800;
}

/* ── Global Reset ── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-ui);
    font-size: var(--text-base);
    color: var(--text-primary);
    background: var(--bg-deepest);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    color: var(--primary-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover { color: var(--primary); }

img { max-width: 100%; display: block; }

button {
    cursor: pointer;
    font-family: var(--font-ui);
    border: none;
    outline: none;
    background: none;
    color: var(--text-primary);
}

input, select, textarea {
    font-family: var(--font-ui);
    color: var(--text-primary);
    background: var(--bg-dark);
    border: 1px solid var(--border);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: var(--border-light); }

/* ── Utility Animations ── */
@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.92); }
    to   { opacity: 1; transform: scale(1); }
}
@keyframes slideInRight {
    from { opacity: 0; transform: translateX(30px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.5; }
}
@keyframes glow {
    0%, 100% { box-shadow: 0 0 5px var(--primary-glow); }
    50%      { box-shadow: 0 0 20px var(--primary-glow), 0 0 40px rgba(230,57,70,0.15); }
}
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-6px); }
}
@keyframes shimmer {
    0%   { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}
@keyframes spin {
    to { transform: rotate(360deg); }
}
@keyframes borderGlow {
    0%, 100% { border-color: var(--primary); }
    50%      { border-color: var(--secondary); }
}