:root {
    --primary-bg-start: #1979AB;
    --primary-bg-end: #C1BEC4;
    --accent-color: #667EEA;
    --text-primary: #000000;
    --text-secondary: #555;
    --card-bg: #FFFFFF;
    --btn-primary: #4285F4;
    --btn-text: #FFFFFF;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--primary-bg-start), var(--primary-bg-end));
    min-height: 100vh;
    margin: 0;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
    width: 100%;
    box-sizing: border-box;
}

.main-header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    text-decoration: none;
    color: var(--accent-color);
    font-size: 1.5rem;
    font-weight: bold;
}

main {
    flex: 1;
    padding: 2rem 0;
}

.card {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: opacity 0.2s;
}

.btn:hover {
    opacity: 0.9;
}

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

.btn-sm {
    font-size: 0.875rem;
    padding: 0.25rem 0.5rem;
    background: #ddd;
    color: #333;
}

.main-footer {
    text-align: center;
    padding: 1rem;
    color: #fff;
    font-size: 0.875rem;
}

/* Forms */
input[type="text"],
input[type="email"],
input[type="password"] {
    width: 100%;
    padding: 0.75rem;
    margin-bottom: 1rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

th,
td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

th {
    color: var(--accent-color);
}

/* Add Game Section Responsive Layout */
.add-game-container {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.custom-game-section {
    flex: 1;
    min-width: 300px;
    padding-left: 1rem;
    border-left: 1px solid #eee;
}

@media (max-width: 768px) {
    .add-game-container {
        flex-direction: column;
    }

    .custom-game-section {
        border-left: none;
        padding-left: 0;
        border-top: 1px solid #eee;
        padding-top: 1rem;
        min-width: 100%;
    }

    .search-controls {
        flex-direction: column-reverse;
        /* Put input above dropdown on mobile */
    }

    .card {
        padding: 0.5rem;
    }
}

/* Search Controls */
.search-controls {
    display: flex;
    gap: 0.5rem;
    align-items: stretch;
}