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

:root {
    
    --brand-50: #eef2ff;
    --brand-100: #e0e7ff;
    --brand-200: #c7d2fe;
    --brand-400: #818cf8;
    --brand-500: #6366f1;
    --brand-600: #4f46e5;
    --brand-700: #4338ca;
    --brand-800: #3730a3;
    --brand-900: #312e81;

--gold-300: #fcd34d;
    --gold-400: #fbbf24;
    --gold-500: #f59e0b;

--success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #6366f1;

--bg-app: #f0f2f8;
    --bg-surface: #ffffff;
    --bg-elevated: #ffffff;
    --bg-sidebar: #0d0f1a;
    --bg-sidebar-2: #111320;

--text-primary: #0f1729;
    --text-secondary: #4b5675;
    --text-muted: #8992a9;
    --text-inverse: #ffffff;

--border: rgba(15, 23, 41, 0.10);
    --border-strong: rgba(15, 23, 41, 0.20);

--shadow-xs: 0 1px 2px rgba(15, 23, 41, 0.06);
    --shadow-sm: 0 2px 8px rgba(15, 23, 41, 0.08);
    --shadow-md: 0 4px 20px rgba(15, 23, 41, 0.12);
    --shadow-lg: 0 12px 40px rgba(15, 23, 41, 0.15);
    --shadow-xl: 0 24px 64px rgba(15, 23, 41, 0.18);
    --glow: 0 0 30px rgba(99, 102, 241, 0.25);
    --glow-gold: 0 0 24px rgba(251, 191, 36, 0.30);

--ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 150ms;
    --duration-base: 250ms;
    --duration-slow: 400ms;

--radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;

--sidebar-width: 270px;
    --topbar-height: 68px;

--primary: var(--brand-600);
    --primary-dark: var(--brand-700);
    --primary-glow: rgba(99, 102, 241, 0.15);
    --secondary: var(--text-secondary);
    --accent: var(--gold-500);
    --bg-main: var(--bg-app);
    --bg-glass: rgba(255, 255, 255, 0.72);
    --border-color: var(--border);
    --text-main: var(--text-primary);
    --text-on-dark: var(--text-inverse);
    --transition-premium: all var(--duration-base) var(--ease-smooth);
    --glow-primary: var(--glow);
    --shadow-soft: var(--shadow-sm);
    --shadow-premium: var(--shadow-xl);
}

body.dark-mode {
    --bg-app: #07090f;
    --bg-surface: #0d1019;
    --bg-elevated: #131725;
    --bg-glass: rgba(13, 16, 25, 0.80);

    --text-primary: #f0f4ff;
    --text-secondary: #8d97b8;
    --text-muted: #525d7a;

    --border: rgba(255, 255, 255, 0.07);
    --border-strong: rgba(255, 255, 255, 0.12);

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.40);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.50);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.60);
    --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.70);

    --bg-main: var(--bg-app);
    --bg-sidebar: #040609;
    --bg-sidebar-2: #08090f;
    --border-color: var(--border);
    --text-main: var(--text-primary);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg-app);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    overflow-y: auto; 
    font-feature-settings: "cv11", "ss01", "ss03";
    letter-spacing: -0.011em;
}

::-webkit-scrollbar {
    width: 5px;
    height: 5px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-strong);
    border-radius: 99px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.75rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
    position: relative;
}

.section-header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--brand-500), transparent);
    border-radius: 2px;
}

.section-header h2 {
    font-family: 'Syne', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.015em;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.section-header h3 {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}