:root {
    --indigo-600: #4f46e5;
    --emerald-600: #059669;
    --amber-600: #d97706;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: #f9fafb;
    padding: 0;
    margin: 0;
    min-height: 100vh;
}

.eval-card {
    perspective: 1000px;
    height: 280px;
    cursor: pointer;
}

.card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.eval-card.flipped .card-inner {
    transform: rotateY(180deg);
}

.card-front,
.card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    padding: 24px;
    display: flex;
    flex-direction: column;
}

.card-back {
    background: white;
    transform: rotateY(180deg);
}

.card-back h2 {
    margin-top: 0;
    font-size: 20px;
}

.card-back p {
    margin: 8px 0;
    color: #4b5563;
    font-size: 14px;
}

.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 500;
    background-color: rgba(255, 255, 255, 0.2);
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

h1 {
    font-size: 32px;
    font-weight: 800;
    color: #111827;
    margin-bottom: 40px;
    text-align: center;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 20px;
}

@media (min-width: 768px) {
    .grid {
        grid-template-columns: repeat(3, 1fr);
    }
}