/*
 * CORE.CSS - Base Styles & Design System
 * Contains: Variables, Typography, Base Styles, Utilities
 * Version: 1.0
 * Last Updated: 2025-12-25
 */

/* ========================================
   CSS VARIABLES & DESIGN TOKENS
   ======================================== */

:root {
    /* Colors */
    --primary-purple: #4A148C;
    --primary-gold: #FFB82C;
    --primary-dark: #1a1a1a;
    --primary-white: #ffffff;
    --text-dark: #333333;
    --text-gray: #666666;
    --bg-light: #f8f9fa;
    
    /* Transitions */
    --transition-fast: all 0.2s ease;
    --transition-smooth: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 15px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.2);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 50px;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', 'Arimo', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--primary-white);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    outline: none;
}

ul, ol {
    list-style: none;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-dark);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    line-height: 1.8;
    margin-bottom: 1rem;
}

/* ========================================
   CONTAINER & LAYOUT UTILITIES
   ======================================== */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 60px;
}

.section-title {
    font-size: 100px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.2em;
    color: var(--text-gray);
    margin-bottom: 40px;
    text-align: center;
}

.section-description {
    font-size: 1.1em;
    line-height: 1.8;
    color: var(--text-gray);
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.section-label {
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary-purple);
    margin-bottom: 10px;
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.d-flex { display: flex; }
.d-block { display: block; }
.d-none { display: none; }

/* ========================================
   RESPONSIVE TYPOGRAPHY
   ======================================== */

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    h4 { font-size: 1.25rem; }
    
    .section-title {
        font-size: 28px;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .section-description {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    
    .section-title {
        font-size: 24px;
    }
}