:root {
    --primary: #2563eb;
    --dark: #1e293b;
    --light: #f8fafc;
    --text: #334155;
    --accent: #3b82f6;
}

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    line-height: 1.6;
    background-color: var(--light);
    color: var(--text);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background: var(--dark);
    color: white;
    padding: 2rem 1rem;
    text-align: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

header h1 { margin: 0; font-size: 2.5rem; letter-spacing: -1px; }

.logo {
    width: 60px;
    margin-bottom: 10px;
    filter: drop-shadow(0 0 8px rgba(255,255,255,0.3));
}

nav {
    background: white;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid #e2e8f0;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    padding: 0;
    margin: 0;
}

nav a {
    display: block;
    padding: 1rem 1.5rem;
    color: var(--dark);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

nav a:hover {
    color: var(--primary);
    background: #eff6ff;
}

main {
    flex: 1;
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.hero-img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

footer {
    background: var(--dark);
    color: #94a3b8;
    padding: 2rem 1rem;
    text-align: center;
    margin-top: 3rem;
}

footer a { color: var(--accent); text-decoration: none; }
footer .info { font-size: 0.85rem; margin-top: 10px; border-top: 1px solid #334155; padding-top: 10px; }