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


body {
    font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
    background: #f8fafc;
    color: #0f172a;
    line-height: 1.6;
}


body {
    background: linear-gradient(135deg, #eef2ff, #f8fafc);
    color: #1f2937;
}


.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}


.nav {
    background: linear-gradient(90deg, #1e3a8a, #2563eb);
    color: white;
}


.nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}


.nav a {
    color: white;
    margin-left: 1.5rem;
    text-decoration: none;
    font-weight: 500;
}


.nav a.active,
.nav a:hover {
    color: #38bdf8;
}


.hero {
    text-align: center;
    padding: 6rem 1rem 4rem;
}


.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
}


.hero p {
    max-width: 600px;
    margin: 0 auto 2rem;
    color: #475569;
    font-size: 1.05rem;
}


.btn {
    padding: 0.7rem 1.4rem;
    border-radius: 8px;
    border: 1px solid #111827;
    text-decoration: none;
    margin-right: 1rem;
}


.btn.primary {
    background: linear-gradient(90deg, #2563eb, #38bdf8);
    color: white;
    border: none;
}


.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}


.card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}


.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

.card h3 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
    color: #38bdf8;
}

.card ul {
    list-style: none;
}

.card li {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

footer {
    text-align: center;
    margin-top: 5rem;
    padding: 2rem 0;
    border-top: 1px solid #334155;
    color: #64748b;
    font-size: 0.9rem;
}

.page h1 {
    margin: 2rem 0 1rem;
}


.timeline-item {
    background: white;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 10px;
}

.timeline-item h2 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.timeline-item span {
    display: block;
    font-size: 0.85rem;
    color: #64748b;
    margin-bottom: 0.8rem;
}

.timeline-item ul {
    padding-left: 1.2rem;
}

.timeline-item li {
    margin-bottom: 0.4rem;
    font-size: 0.95rem;
}

.page h1 {
    margin-top: 3rem;
    font-size: 1.6rem;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 0.5rem;
}