.generator-container {
    padding: 7rem 2rem 4rem;
    max-width: 1200px;
    margin: 0 auto;
    animation: fadeIn 0.6s ease-out forwards;
}

.generator-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--box-shadow);
}

.generator-title {
    text-align: center;
    font-size: clamp(1.5rem, 4vw, 2rem);
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin: 0 0 2rem 0;
    line-height: 1.3;
}


.option-group {
    width: 100%;
    margin: 1.5rem 0;
    padding: 1.5rem;
    background: var(--card-bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.option-group h3 {
    margin: 0 0 1.5rem 0;
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 600;
}


.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.8rem 1rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    font-size: 1rem;
    color: var(--text-primary);
    user-select: none;
}

.checkbox-label:hover {
    border-color: var(--primary-color);
    background: rgba(var(--primary-rgb), 0.1);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.checkbox-label.checked {
    border-color: var(--primary-color);
    background: rgba(var(--primary-rgb), 0.1);
}

.number-input-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.number-input-group label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.number-input-group input[type="number"] {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--card-bg);
    color: var(--text-primary);
    font-size: 1rem;
    width: 100px;
    transition: border-color var(--transition-speed) ease;
}

.number-input-group input[type="number"]:focus {
    outline: none;
    border-color: var(--primary-color);
}

.generate-btn-container {
    display: flex;
    justify-content: center; 
    margin-top: 20px;        
}

.generate-btn.button {
    background: linear-gradient(135deg, #6a5acd, #8a2be2);
    color: white;
    font-size: 1.2rem;
    font-weight: bold;
    padding: 12px 25px;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 5px 15px rgba(138,43,226,0.3);
}

.generate-btn.button i {
    font-size: 1.2rem;
}

.generate-btn.button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(138,43,226,0.5);
    background: linear-gradient(135deg, #7b68ee, #9b30ff);
}

.generate-btn.button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}


.select-all-btn {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    margin-bottom: 1rem;
    font-weight: 500;
}

.select-all-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}


.error-message {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    padding: 1rem;
    border-radius: 12px;
    margin: 1.5rem 0;
    text-align: center;
    font-weight: 500;
}

.loading-spinner {
    display: none;
    text-align: center;
    margin: 1.5rem 0;
    color: var(--text-secondary);
    font-weight: 500;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}


@media (max-width: 640px) {
    .generator-container {
        padding: 6rem 1rem 2rem;
    }
    .generator-card {
        padding: 1.5rem;
    }
}