/* ============================================
   ANTIGRAVITY DAST — DESIGN SYSTEM
   Premium Dark Mode Theme
   ============================================ */

:root {
    /* Colors — Dark Palette */
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-tertiary: #1a2332;
    --bg-card: rgba(17, 24, 39, 0.8);
    --bg-glass: rgba(17, 24, 39, 0.6);
    --bg-hover: rgba(59, 130, 246, 0.08);

    /* Accent */
    --accent-primary: #3b82f6;
    --accent-secondary: #6366f1;
    --accent-gradient: linear-gradient(135deg, #3b82f6, #6366f1, #8b5cf6);
    --accent-glow: 0 0 20px rgba(59, 130, 246, 0.3);

    /* Severity Colors */
    --color-critical: #ef4444;
    --color-moderate: #f59e0b;
    --color-low: #22c55e;
    --color-info: #3b82f6;
    --color-pass: #10b981;
    --color-fail: #ef4444;
    --color-error: #f97316;

    /* Text */
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-accent: #93c5fd;

    /* Borders */
    --border-subtle: rgba(148, 163, 184, 0.1);
    --border-medium: rgba(148, 163, 184, 0.2);

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

    /* Spacing */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* Background gradient */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background:
        radial-gradient(ellipse at 20% 0%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(99, 102, 241, 0.06) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

#app {
    position: relative;
    z-index: 1;
    min-height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-medium); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* Typography */
h1 { font-size: 2rem; font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.01em; }
h3 { font-size: 1.125rem; font-weight: 600; }
h4 { font-size: 0.9375rem; font-weight: 600; }

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

code, .mono { font-family: var(--font-mono); font-size: 0.875em; }

/* Utilities */
.text-center { text-align: center; }
.text-muted { color: var(--text-secondary); }
.text-pass { color: var(--color-pass); }
.text-fail { color: var(--color-fail); }
.text-critical { color: var(--color-critical); }
.text-moderate { color: var(--color-moderate); }
.text-low { color: var(--color-low); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }
.hidden { display: none !important; }

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 5px rgba(59, 130, 246, 0.3); }
    50% { box-shadow: 0 0 20px rgba(59, 130, 246, 0.6); }
}

.fade-in { animation: fadeIn 0.4s ease-out; }
.slide-up { animation: slideUp 0.5s ease-out; }