:root {
    --bg-primary: #1b2838;
    --bg-secondary: #2a475e;
    --bg-card: #1e3a50;
    --text-primary: #c7d5e0;
    --text-secondary: #8f98a0;
    --accent: #66c0f4;
    --accent-hover: #4fa3d1;
    --success: #4caf50;
    --warning: #ff9800;
    --discount: #a4d007;
    --border: #3a5a7c;
}

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

body {
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

header {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
    border-bottom: 2px solid var(--accent);
    padding: 2rem 1rem;
    text-align: center;
}

.header-content h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.subtitle {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-primary {
    background-color: var(--accent);
    color: var(--bg-primary);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
}

.btn-secondary:hover {
    background-color: var(--accent);
    color: var(--bg-primary);
}

.feed-url {
    margin-top: 1.5rem;
    padding: 0.75rem 1rem;
    background: rgba(102, 192, 244, 0.1);
    border: 1px solid var(--accent);
    border-radius: 6px;
    display: inline-block;
}

.feed-url label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
}

.feed-url code {
    color: var(--accent);
    font-size: 0.9rem;
    word-break: break-all;
    user-select: all;
    cursor: pointer;
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    border: 1px solid var(--border);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.calendar-info {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    border: 1px solid var(--border);
}

.calendar-info h2 {
    margin-bottom: 1rem;
}

.import-instructions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.instruction {
    background: var(--bg-card);
    padding: 1rem;
    border-radius: 6px;
}

.instruction h3 {
    color: var(--accent);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.instruction ol {
    padding-left: 1.2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.instruction li {
    margin-bottom: 0.3rem;
}

.game-section {
    margin-bottom: 2rem;
}

.game-section h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.month-group {
    margin-bottom: 1.5rem;
}

.month-title {
    font-size: 1.1rem;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.game-card {
    background: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: transform 0.2s, box-shadow 0.2s;
}

.game-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.game-card img {
    width: 100%;
    height: 140px;
    object-fit: cover;
}

.game-card.upcoming {
    border-color: var(--warning);
}

.game-card.released {
    border-color: var(--success);
}

.game-card.no-date {
    border-color: var(--text-secondary);
}

.game-info {
    padding: 1rem;
}

.game-info h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.release-date {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 0.3rem;
}

.price {
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.discount {
    display: inline-block;
    background: var(--discount);
    color: var(--bg-primary);
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.tags {
    display: flex;
    gap: 0.3rem;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}

.tag {
    background: var(--bg-card);
    color: var(--text-secondary);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-size: 0.75rem;
}

.store-link {
    display: inline-block;
    color: var(--accent);
    text-decoration: none;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

.store-link:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
}

footer a {
    color: var(--accent);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .header-content h1 {
        font-size: 1.5rem;
    }

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

    .actions {
        flex-direction: column;
        align-items: center;
    }
}