:root {
    --bg: #f4f6f8;
    --card-bg: #ffffff;
    --text: #111111;
    --subtext: #555555;
    --accent: #4f46e5;
    --shadow: rgba(0, 0, 0, 0.12);
    --hover: #4f46e5;
    --hover-text: #ffffff;
    --border: #cccccc;
    --badge: #4f46e5;
    --badge-text: #ffffff;
    --accent2: #6b5bff;
    --divider: #aaaaaa;
}

body {
    margin: 0;
    font-family: system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    max-width: 1400px;
    margin: auto;
}

h1 {
    margin: 0;
    font-size: 26px;
}

select {
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--card-bg);
    color: var(--text);
    box-shadow: 0 4px 10px var(--shadow);
    cursor: pointer;
}

.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    padding: 20px 30px 40px;
    max-width: 1400px;
    margin: auto;
}

.card {
    background: var(--card-bg);
    border-radius: 14px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 6px 18px var(--shadow);
    border: 1px solid var(--border);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 30px var(--shadow);
    background: var(--hover);
}

.card-img {
    height: 160px;
    background-size: cover;
    background-position: center;
}

.card-desc {
    padding: 15px;
}

.card-desc h3 {
    margin: 0 0 6px;
    font-size: 18px;
    color: var(--accent);
    transition: color 0.2s ease;
}

.card-desc p {
    margin: 0;
    font-size: 14px;
    color: var(--subtext);
    transition: color 0.2s ease;
}

.card:hover .card-desc h3,
.card:hover .card-desc p {
    color: var(--hover-text);
}

.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 8px;
    background: var(--badge);
    color: var(--badge-text);
    font-size: 12px;
    margin-top: 6px;
    transition: background 0.2s ease, color 0.2s ease;
}

hr {
    border: 1px solid var(--divider);
    margin: 20px 0;
}

footer {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}

.rainbow-text {
    background: linear-gradient(135deg,
            #ff004c,
            #ff8000,
            #ffee00,
            #00ff85,
            #00c8ff,
            #7a00ff);
    background-size: 400% 400%;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: neonShift 5s linear infinite;
    text-shadow:
        0 0 6px rgba(255, 0, 76, 0.6),
        0 0 12px rgba(0, 200, 255, 0.4),
        0 0 18px rgba(122, 0, 255, 0.3);
}

@keyframes neonShift {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .rainbow-text {
        animation: none;
    }
}