:root {
    --primary-color: #0f172a;
    --accent-color: #2563eb;
    --gold-color: #d97706;
    --bg-light: #f8fafc;
    --text-dark: #334155;
    --white: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
}

/* Navigation Bar */
header {
    background: var(--primary-color);
    color: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    font-size: 1.25rem;
    font-weight: bold;
    letter-spacing: 0.5px;
    color: var(--white);
    text-decoration: none;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    color: #94a3b8;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--white);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), #1e293b);
    color: var(--white);
    text-align: center;
    padding: 5rem 2rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.15rem;
    color: #cbd5e1;
    max-width: 700px;
    margin: 0 auto;
}

/* Main Content Layout */
.container {
    max-width: 1000px;
    margin: 3rem auto;
    padding: 0 2rem;
}

.card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 8px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
    border-left: 4px solid var(--accent-color);
}

.card h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Scroll Animation Classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    background: var(--primary-color);
    color: #94a3b8;
    margin-top: 4rem;
    font-size: 0.9rem;
}