/* ========================================
   GLOBAL STYLES & VARIABLES
   ======================================== */

:root {
    --primary-color: #2A84FF;
    --secondary-color: #3d8a0e; /* Improved contrast from #48A111 */
    --accent-color: #FF6B6B;
    --dark-bg: #0F1419;
    --light-bg: #F8FAFC;
    --text-primary: #1A1A1A;
    --text-secondary: #666666;
    --text-light: #999999;
    --border-color: #E0E0E0;
    --white: #FFFFFF;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --chip-gb:#f2f4f7;
    --timeline-line:#d1d5db;
}

[data-theme="dark"] {
    --primary-color: #4D96FF;
    --secondary-color: #55C21A;
    --dark-bg: #0d1117;
    --light-bg: #161b22;
    --text-primary: #c9d1d9;
    --text-secondary: #8b949e;
    --text-light: #6e7681;
    --border-color: #30363d;
    --white: #0d1117;
    background-color: var(--dark-bg);
    --chip-bg:#30363d;
    --timeline-line:#475569;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

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

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.8rem;
}

h4 {
    font-size: 1.3rem;
}

p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
    font-size: 2.5rem;
    color: var(--text-primary);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #1E5FD4;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(42, 132, 255, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
	    background-color: var(--primary-color);
	    color: var(--white);
	    transform: translateY(-2px);
	}

.btn-outline {
    background-color: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-outline:hover {
    background-color: var(--border-color);
    transform: translateY(-2px);
}