/**
 * SecureChat - Chat Management Styles
 * Zusätzliche Styles für das Chat-Management-System
 * Erweitert die bestehenden Styles ohne Überschreibungen
 */

/* Chat Management Modal */
.chat-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.chat-modal-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.chat-modal {
    background: var(--dark-bg, #1a1a1a);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.1));
    border-radius: var(--border-radius-lg, 16px);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: modalSlideUp 0.3s ease;
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Modal Header */
.chat-modal-header {
    padding: 24px;
    border-bottom: 1px solid var(--glass-border, rgba(255, 255, 255, 0.1));
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(0, 0, 0, 0.2);
}

.chat-modal-header h2 {
    margin: 0;
    color: var(--text-primary, #ffffff);
    font-size: 20px;
    font-weight: 600;
}

.modal-close-btn {
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    color: var(--text-secondary, rgba(255, 255, 255, 0.7));
    font-size: 24px;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.modal-close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary, #ffffff);
}

/* Modal Content */
.chat-modal-content {
    padding: 24px;
    max-height: calc(90vh - 100px);
    overflow-y: auto;
}

/* Chat Form */
.chat-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-section label {
    font-weight: 600;
    color: var(--text-primary, #ffffff);
    font-size: 14px;
}

.form-section input,
.form-section select {
    padding: 14px 16px;
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.2));
    border-radius: var(--border-radius, 12px);
    background: var(--glass-bg, rgba(255, 255, 255, 0.05));
    color: var(--text-primary, #ffffff);
    font-size: 14px;
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
}

.form-section input:focus,
.form-section select:focus {
    outline: none;
    border-color: var(--primary-color, #4CAF50);
    box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.2);
}

.form-section input::placeholder {
    color: var(--text-muted, rgba(255, 255, 255, 0.4));
}

/* Search Container */
.search-container {
    position: relative;
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--dark-bg, #1a1a1a);
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.2));
    border-radius: var(--border-radius, 12px);
    max-height: 200px;
    overflow-y: auto;
    z-index: 100;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(20px);
    margin-top: 4px;
}

.search-results.hidden {
    display: none;
}

.search-result-item {
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.2s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.user-name {
    color: var(--text-primary, #ffffff);
    font-weight: 500;
    font-size: 14px;
}

.user-username {
    color: var(--text-secondary, rgba(255, 255, 255, 0.7));
    font-size: 12px;
}

.user-status.online {
    background: var(--primary-color, #4CAF50);
    box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.3);
}

.user-status.away {
    background: #FF9800;
}

.user-status.busy {
    background: #F44336;
}

.no-results {
    padding: 16px;
    text-align: center;
    color: var(--text-secondary, rgba(255, 255, 255, 0.7));
    font-size: 14px;
    font-style: italic;
}

/* Selected Participants */
.selected-participants {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.selected-participant {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--primary-color, #4CAF50);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

.participant-name {
    font-size: 13px;
}

.remove-participant {
    background: none;
    border: none;
    color: white;
    font-size: 16px;
    cursor: pointer;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.remove-participant:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Form Actions */
.form-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--glass-border, rgba(255, 255, 255, 0.1));
}

.btn-secondary {
    padding: 12px 24px;
    background: var(--glass-bg, rgba(255, 255, 255, 0.1));
    color: var(--text-primary, #ffffff);
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.2));
    border-radius: var(--border-radius, 12px);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-1px);
}

.btn-primary {
    padding: 12px 24px;
    background: var(--primary-color, #4CAF50);
    color: white;
    border: none;
    border-radius: var(--border-radius, 12px);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark, #45a049);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(76, 175, 80, 0.4);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Chat Management Actions */
.chat-actions {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.action-group h3 {
    margin: 0 0 16px 0;
    color: var(--text-primary, #ffffff);
    font-size: 18px;
    font-weight: 600;
}

.action-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.action-btn {
    padding: 10px 16px;
    background: var(--glass-bg, rgba(255, 255, 255, 0.1));
    color: var(--text-primary, #ffffff);
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.2));
    border-radius: var(--border-radius, 12px);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.action-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-1px);
}

.action-btn.danger {
    background: var(--danger-color, #f44336);
    border-color: var(--danger-color, #f44336);
    color: white;
}

.action-btn.danger:hover {
    background: #d32f2f;
    border-color: #d32f2f;
}

/* Members List */
.members-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.member-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--glass-bg, rgba(255, 255, 255, 0.05));
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.1));
    border-radius: var(--border-radius, 12px);
    transition: all 0.2s ease;
}

.member-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.member-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.member-name {
    color: var(--text-primary, #ffffff);
    font-weight: 500;
    font-size: 14px;
}

.member-role {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 500;
}

.member-role.owner {
    background: rgba(255, 193, 7, 0.2);
    color: #FFC107;
    border: 1px solid rgba(255, 193, 7, 0.3);
}

.member-role.admin {
    background: rgba(156, 39, 176, 0.2);
    color: #9C27B0;
    border: 1px solid rgba(156, 39, 176, 0.3);
}

.member-role.member {
    background: rgba(96, 125, 139, 0.2);
    color: #607D8B;
    border: 1px solid rgba(96, 125, 139, 0.3);
}

.member-actions {
    display: flex;
    gap: 8px;
}

.remove-member-btn {
    padding: 6px 12px;
    background: var(--danger-color, #f44336);
    color: white;
    border: none;
    border-radius: var(--border-radius-sm, 8px);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.remove-member-btn:hover {
    background: #d32f2f;
    transform: translateY(-1px);
}

.no-members {
    padding: 24px;
    text-align: center;
    color: var(--text-secondary, rgba(255, 255, 255, 0.7));
    font-size: 14px;
    font-style: italic;
}

/* Chat Management Button für Chat Items */
.chat-manage-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    background: var(--glass-bg, rgba(255, 255, 255, 0.1));
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.2));
    border-radius: 50%;
    color: var(--text-secondary, rgba(255, 255, 255, 0.7));
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
}

.chat-item:hover .chat-manage-btn {
    opacity: 1;
}

.chat-manage-btn:hover {
    background: var(--primary-color, #4CAF50);
    color: white;
    transform: scale(1.1);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .chat-modal {
        max-width: calc(100vw - 40px);
        max-height: calc(100vh - 40px);
    }
    
    .chat-modal-header,
    .chat-modal-content {
        padding: 16px;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .search-results {
        max-height: 150px;
    }
    
    .selected-participants {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .chat-modal-header h2 {
        font-size: 18px;
    }
    
    .form-section input,
    .form-section select {
        padding: 12px 14px;
        font-size: 16px; /* iOS zoom prevention */
    }
    
    .member-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .member-actions {
        width: 100%;
        justify-content: flex-end;
    }
}

/* Animation für Loading States */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    .chat-modal-overlay,
    .chat-modal,
    .search-result-item,
    .member-item,
    .action-btn,
    .btn-primary,
    .btn-secondary {
        animation: none;
        transition: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .chat-modal {
        border: 2px solid var(--text-primary, #ffffff);
    }
    
    .form-section input,
    .form-section select {
        border: 2px solid var(--text-primary, #ffffff);
    }
    
    .btn-primary,
    .btn-secondary,
    .action-btn {
        border: 2px solid currentColor;
    }
}

/* Focus Styles für Accessibility */
.modal-close-btn:focus-visible,
.form-section input:focus-visible,
.form-section select:focus-visible,
.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.action-btn:focus-visible,
.search-result-item:focus-visible,
.remove-participant:focus-visible,
.remove-member-btn:focus-visible {
    outline: 2px solid var(--primary-color, #4CAF50);
    outline-offset: 2px;
}