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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

header {
    background: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 2.5rem;
    color: #764ba2;
    margin-bottom: 0.5rem;
}

.tagline {
    font-size: 1.2rem;
    color: #667eea;
    font-style: italic;
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

section {
    background: white;
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

h2 {
    color: #764ba2;
    margin-bottom: 1rem;
    font-size: 2rem;
}

.hero {
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.hero h2 {
    color: white;
}

.hero p {
    font-size: 1.2rem;
}

.reason-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.reason-card {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 1.5rem;
    border-radius: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.reason-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.reason-card h3 {
    color: #764ba2;
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.facts ul {
    list-style: none;
    padding-left: 0;
}

.facts li {
    padding: 0.8rem;
    margin-bottom: 0.5rem;
    background: #f5f7fa;
    border-left: 4px solid #667eea;
    border-radius: 5px;
    transition: background 0.3s ease;
}

.facts li:hover {
    background: #e8eaf6;
}

.facts li::before {
    content: "🐾 ";
    margin-right: 0.5rem;
}

.emoji-gallery {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.cat-emoji {
    font-size: 4rem;
    transition: transform 0.3s ease;
    cursor: pointer;
}

.cat-emoji:hover {
    transform: scale(1.2) rotate(10deg);
}

footer {
    background: rgba(255, 255, 255, 0.95);
    padding: 1.5rem;
    text-align: center;
    color: #764ba2;
    font-size: 1.1rem;
    margin-top: 2rem;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }

    .reason-grid {
        grid-template-columns: 1fr;
    }

    .cat-emoji {
        font-size: 3rem;
    }
}