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

.hero-section {
    padding: 60px 0;
    color: white;
    text-align: center;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    animation: fadeInDown 1s;
}

.hero-section .tagline {
    font-size: 1.5rem;
    opacity: 0.95;
    margin-bottom: 10px;
}

.hero-section .emoji {
    font-size: 4rem;
    margin-bottom: 20px;
    animation: bounce 2s infinite;
}

.card-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

.feature-card {
    background: white;
    border-radius: 20px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
    border: none;
    animation: fadeInUp 0.8s;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

.feature-item {
    padding: 20px;
    margin: 10px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 15px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #333;
}

.feature-item:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: scale(1.05);
}

.feature-item.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #e0e0e0;
}

.feature-item.disabled:hover {
    transform: none;
    background: #e0e0e0;
    color: #999;
}

.feature-icon {
    font-size: 2rem;
    margin-right: 20px;
    min-width: 50px;
    text-align: center;
}

.feature-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.footer {
    text-align: center;
    color: white;
    padding: 20px;
    margin-top: 40px;
    opacity: 0.8;
}