/* ============================================
   BASE STYLES & VARIABLES
   ============================================ */

:root {
    --primary-color: #0f172a;
    --secondary-color: #1e293b;
    --accent-color: #3b82f6;
    --gold-accent: #f59e0b;
    --text-dark: #0f172a;
    --text-light: #64748b;
    --text-medium: #475569;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}

::selection {
    background: rgba(59, 130, 246, 0.2);
    color: var(--text-dark);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

section {
    padding: 100px 0;
}

.section-title {
    font-size: 2.75rem;
    text-align: center;
    margin-bottom: 3.5rem;
    color: var(--text-dark);
    position: relative;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 5px;
    background: linear-gradient(90deg, var(--accent-color), var(--gold-accent));
    margin: 1.25rem auto 0;
    border-radius: 999px;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.4);
}