:root {
    --bg-color: #0a080c;
    --accent-color: #ff6b6b;
    --text-color: #e0e0e0;
    --secondary-bg: #1a161f;
    --nav-bg: rgba(10, 8, 12, 0.95);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: 0.3s;
}

a:hover {
    filter: brightness(1.2);
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--nav-bg);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 107, 107, 0.2);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.burger {
    display: none;
    cursor: pointer;
}

.burger div {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 5px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    height: 80vh;
    background: linear-gradient(rgba(10, 8, 12, 0.7), rgba(10, 8, 12, 0.7)), url('world-map.jpeg');
    background-size: cover;
    background-position: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 1rem;
    margin-top: 60px;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
    text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
}

/* Sections */
section {
    padding: 5rem 10%;
}

section:nth-child(even) {
    background-color: var(--secondary-bg);
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--accent-color);
    text-align: center;
    text-transform: uppercase;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-5px);
}

.card h3 {
    margin-bottom: 1rem;
    color: var(--accent-color);
}

/* Timeline */
.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline-item {
    margin-bottom: 3rem;
    padding-left: 2rem;
    border-left: 2px solid var(--accent-color);
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -9px;
    top: 0;
    width: 16px;
    height: 16px;
    background: var(--accent-color);
    border-radius: 50%;
}

.date {
    font-weight: bold;
    color: var(--accent-color);
    display: block;
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background: #000;
    padding: 3rem 10%;
    text-align: center;
}

.footer-links {
    margin-bottom: 1rem;
}

.footer-links a {
    margin: 0 1rem;
}

/* Responsive */
@media screen and (max-width: 768px) {
    .nav-links {
        position: absolute;
        right: 0px;
        height: 92vh;
        top: 8vh;
        background-color: var(--nav-bg);
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        transform: translateX(100%);
        transition: transform 0.5s ease-in;
        padding-top: 5rem;
    }

    .nav-links.nav-active {
        transform: translateX(0%);
    }

    .burger {
        display: block;
    }

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