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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

header {
    background-color: #1a1a2e;
    color: white;
    padding: 50px 20px 40px;
    text-align: center;
    position: relative;
}

header::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        -45deg,
        rgba(255,255,255,0.06),
        rgba(255,255,255,0.06) 3px,
        transparent 3px,
        transparent 7px
    );
    pointer-events: none;
}

header h1 {
    font-size: 38px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}

header p {
    font-size: 18px;
    opacity: 0.85;
}

header a {
    color: white;
    text-decoration: none;
}

header a:hover {
    text-decoration: underline;
}

nav {
    background-color: white;
    text-align: center;
    padding: 0;
    border-bottom: 1px solid #e0e0e0;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav a {
    color: #555;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    margin: 0;
    padding: 16px 24px;
    display: inline-block;
    border-bottom: 3px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}

nav a:hover {
    color: #1a1a2e;
}

nav a.active {
    color: #e65100;
    border-bottom-color: #e65100;
}

.container {
    max-width: 860px;
    margin: 0 auto;
    padding: 30px 20px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 25px;
}

.card {
    background: white;
    border-radius: 12px;
    padding: 28px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

h2 {
    font-size: 20px;
    font-weight: 600;
    color: #1a1a2e;
    margin-bottom: 16px;
    border-bottom: none;
    padding-bottom: 0;
}

section {
    margin-bottom: 25px;
}

section > .card {
    text-align: center;
}

footer {
    background-color: #1a1a2e;
    color: white;
    text-align: center;
    padding: 30px 20px;
    font-size: 16px;
    margin-top: 20px;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        -45deg,
        rgba(255,255,255,0.06),
        rgba(255,255,255,0.06) 3px,
        transparent 3px,
        transparent 7px
    );
    pointer-events: none;
}

footer a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
}

footer a:hover {
    text-decoration: underline;
    opacity: 1;
}

@media (max-width: 700px) {
    .grid-2 {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    header h1 { font-size: 28px; }
    header p { font-size: 16px; }
    nav a { font-size: 14px; padding: 14px 16px; }
    .gallery {
        touch-action: pan-y;
        overflow: hidden;
    }
}