/* ============================================
   СИСТЕМА МОДАЛЬНЫХ ОКОН
   ============================================ */

.modal-system-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(4px);
}

.modal-system-overlay.modal-system-visible {
    opacity: 1;
}

.modal-system-container {
    background: var(--bg-card, #fff);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    min-width: 320px;
    max-width: 500px;
    position: relative;
    transform: scale(0.9) translateY(-20px);
    transition: transform 0.3s ease;
    border: 1px solid var(--border-color, #e0e0e0);
}

.modal-system-overlay.modal-system-visible .modal-system-container {
    transform: scale(1) translateY(0);
}

/* Типы модальных окон */
.modal-system-container.info .modal-system-header {
    border-bottom-color: var(--color-info, #2196F3);
}

.modal-system-container.warning .modal-system-header {
    border-bottom-color: var(--color-warning, #ff9800);
}

.modal-system-container.error .modal-system-header {
    border-bottom-color: var(--color-error, #f44336);
}

.modal-system-container.success .modal-system-header {
    border-bottom-color: var(--color-success, #4CAF50);
}

/* Заголовок */
.modal-system-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 2px solid var(--border-color, #e0e0e0);
    user-select: none;
}

.modal-system-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary, #333);
}

.modal-system-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.modal-system-container.info .modal-system-icon::before {
    content: 'ℹ';
    color: var(--color-info, #2196F3);
}

.modal-system-container.warning .modal-system-icon::before {
    content: '⚠';
    color: var(--color-warning, #ff9800);
}

.modal-system-container.error .modal-system-icon::before {
    content: '✕';
    color: var(--color-error, #f44336);
}

.modal-system-container.success .modal-system-icon::before {
    content: '✓';
    color: var(--color-success, #4CAF50);
}

.modal-system-close {
    background: none;
    border: none;
    font-size: 28px;
    line-height: 1;
    color: var(--text-secondary, #666);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background 0.2s ease;
}

.modal-system-close:hover {
    background: var(--hover-bg, rgba(0, 0, 0, 0.05));
}

/* Тело */
.modal-system-body {
    padding: 20px;
}

.modal-system-message {
    margin: 0;
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-primary, #333);
}

/* Футер */
.modal-system-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 20px;
    border-top: 1px solid var(--border-color, #e0e0e0);
}

.modal-system-btn {
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.modal-system-btn-primary {
    background: var(--btn-primary-bg, #2196F3);
    color: var(--btn-primary-color, #fff);
}

.modal-system-btn-primary:hover {
    background: var(--btn-primary-hover, #1976D2);
}

.modal-system-btn-secondary {
    background: transparent;
    color: var(--text-primary, #333);
    border-color: var(--border-color, #e0e0e0);
}

.modal-system-btn-secondary:hover {
    background: var(--hover-bg, rgba(0, 0, 0, 0.05));
}

/* Адаптивность */
@media (max-width: 600px) {
    .modal-system-container {
        min-width: 90%;
        max-width: 90%;
    }
    
    .modal-system-footer {
        flex-direction: column;
    }
    
    .modal-system-btn {
        width: 100%;
    }
}