/* Kozel Index - Lobby Page Styles */

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    min-height: 100vh;
    color: #e0e0e0;
}

.game-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.game-header h1 {
    font-size: 1.5rem;
    color: #f39c12;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.back-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #e0e0e0;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.back-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #f39c12;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.game-intro {
    text-align: center;
    margin-bottom: 2rem;
}

.game-intro h2 {
    font-size: 1.3rem;
    color: #aaa;
}

/* Mode Selection */
.mode-selection {
    margin-bottom: 3rem;
}

.mode-selection h3 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: #f39c12;
    font-size: 1.2rem;
}

.mode-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.mode-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.mode-card:hover {
    transform: translateY(-4px);
    border-color: rgba(243, 156, 18, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.mode-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #f39c12, #e74c3c);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.mode-icon i {
    font-size: 1.5rem;
    color: white;
}

.mode-card h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.mode-card p {
    color: #888;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.mode-options {
    margin-bottom: 1.5rem;
}

.option-group {
    margin-bottom: 1rem;
}

.option-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #aaa;
    font-size: 0.9rem;
}

.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9rem;
}

.radio-option:hover {
    background: rgba(255, 255, 255, 0.1);
}

.radio-option input {
    accent-color: #f39c12;
}

.radio-option input:checked+span {
    color: #f39c12;
}

.mode-btn {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
}

.mode-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(52, 152, 219, 0.4);
}

.mode-btn.ai-btn {
    background: linear-gradient(135deg, #27ae60, #2ecc71);
}

.mode-btn.ai-btn:hover {
    box-shadow: 0 5px 20px rgba(46, 204, 113, 0.4);
}

.mode-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Rules Section */
.rules-section {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.rules-section h3 {
    color: #f39c12;
    margin-bottom: 1rem;
}

.rules-list {
    list-style: none;
}

.rules-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: #ccc;
    font-size: 0.95rem;
}

.rules-list li::before {
    content: '♣';
    position: absolute;
    left: 0;
    color: #f39c12;
}

/* Join Page Styles */
.join-content {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
}

.join-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    max-width: 400px;
    width: 100%;
}

.join-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #f39c12, #e74c3c);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.join-icon i {
    font-size: 2rem;
    color: white;
}

.join-card h2 {
    margin-bottom: 0.5rem;
}

.join-description {
    color: #888;
    margin-bottom: 1.5rem;
}

.room-info {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.room-label {
    display: block;
    color: #888;
    font-size: 0.9rem;
    margin-bottom: 0.3rem;
}

.room-id {
    font-family: monospace;
    font-size: 1.1rem;
    color: #f39c12;
}

.join-btn {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    color: white;
    transition: all 0.3s ease;
}

.join-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(46, 204, 113, 0.4);
}

.join-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.join-status {
    margin-top: 1rem;
    color: #e74c3c;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .game-header {
        padding: 0.8rem 1rem;
    }

    .game-header h1 {
        font-size: 1.2rem;
    }

    .main-content {
        padding: 1rem;
    }

    .mode-cards {
        grid-template-columns: 1fr;
    }

    .mode-card {
        padding: 1.5rem;
    }

    .radio-group {
        flex-direction: column;
    }

    .join-card {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .game-header h1 {
        font-size: 1rem;
    }

    .back-btn span {
        display: none;
    }

    .mode-icon {
        width: 50px;
        height: 50px;
    }

    .mode-icon i {
        font-size: 1.2rem;
    }
}