:root {
    --bg-main: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-elevated: #ffffff;
    --glass-border: rgba(15, 23, 42, 0.08);
    --glass-bg: rgba(255, 255, 255, 0.72);
    --glass-bg-hover: rgba(255, 255, 255, 0.9);
    --surface-subtle: rgba(0, 0, 0, 0.03);
    --surface-muted: rgba(0, 0, 0, 0.05);
    --input-bg: rgba(255, 255, 255, 0.85);
    --modal-bg: #ffffff;
    --modal-panel-light: #ffffff;
    --modal-panel-dark: #161a24;
    --modal-radius: 18px;
    --modal-backdrop: rgba(15, 23, 42, 0.52);
    --modal-border: rgba(79, 70, 229, 0.1);
    --modal-shadow: 0 28px 56px -20px rgba(15, 23, 42, 0.32), 0 0 0 1px rgba(79, 70, 229, 0.06);
    --modal-accent-bar: linear-gradient(90deg, var(--primary) 0%, var(--accent) 55%, var(--highlight) 100%);
    --modal-header-bg: linear-gradient(180deg, rgba(var(--primary-rgb), 0.05) 0%, transparent 100%);

    --primary: #4f46e5;
    --primary-rgb: 79, 70, 229;
    --primary-glow: rgba(79, 70, 229, 0.12);
    --accent: #7c3aed;
    --highlight: #ec4899;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    --text-main: #0f172a;
    --text: var(--text-main);
    --text-muted: #64748b;
    --text-subtle: #94a3b8;

    --sidebar-width: 280px;
    --sidebar-rail: 72px;
    --padding-layout: 2rem;
    --padding-card: 1.25rem;
    --radius-card: 5px;
    --radius-widget: 5px;
    --radius-control: 5px;

    --shadow-soft: 0 12px 30px -8px rgba(79, 70, 229, 0.04), 0 4px 12px -5px rgba(0, 0, 0, 0.03);
    --shadow-premium: 0 20px 40px -15px rgba(79, 70, 229, 0.08);

    --font-head: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-code: 'JetBrains Mono', monospace;

    --theme-speed: 0.4s;
    --theme-ease: cubic-bezier(0.4, 0, 0.2, 1);
}

body.dark-theme {
    --bg-main: #0b0d12;
    --bg-secondary: #13161f;
    --bg-elevated: #1a1f2e;
    --glass-border: rgba(148, 163, 184, 0.14);
    --glass-bg: rgba(24, 28, 40, 0.88);
    --glass-bg-hover: rgba(34, 40, 56, 0.95);
    --surface-subtle: rgba(255, 255, 255, 0.04);
    --surface-muted: rgba(255, 255, 255, 0.07);
    --input-bg: rgba(11, 13, 18, 0.82);
    --modal-bg: #161a24;
    --modal-panel-light: #1a1f2e;
    --modal-panel-dark: #12151e;
    --modal-backdrop: rgba(0, 0, 0, 0.72);
    --modal-border: rgba(129, 140, 248, 0.16);
    --modal-shadow: 0 32px 64px -12px rgba(0, 0, 0, 0.75), 0 0 0 1px rgba(129, 140, 248, 0.1);
    --modal-header-bg: linear-gradient(180deg, rgba(var(--primary-rgb), 0.1) 0%, transparent 100%);

    --primary: #818cf8;
    --primary-rgb: 129, 140, 248;
    --primary-glow: rgba(129, 140, 248, 0.18);
    --accent: #c084fc;
    --highlight: #f472b6;
    --success: #34d399;
    --warning: #fbbf24;
    --danger: #f87171;

    --text-main: #f1f5f9;
    --text: var(--text-main);
    --text-muted: #a8b4c4;
    --text-subtle: #6b7a90;

    --shadow-soft: 0 12px 36px -12px rgba(0, 0, 0, 0.65);
    --shadow-premium: 0 24px 50px -12px rgba(0, 0, 0, 0.9);
}