/**
 * ============================================================================
 * CENTRALA CSS - Mobile-First Design
 * ============================================================================
 * Modern, responsive styles for human-operated Twilio calls
 * 
 * Design Principles:
 * - Mobile-first approach
 * - Touch-friendly (48px+ touch targets)
 * - Modern gradients and shadows
 * - Smooth animations
 * - Accessible contrast ratios
 * 
 * Created: January 2026
 * For: AI MINDLOOP SRL
 */

/* ============================================================================
   CSS Custom Properties (Variables)
   ============================================================================ */

:root {
    /* CENTRALA Brand Colors */
    --centrala-primary: #4f46e5;
    --centrala-primary-dark: #4338ca;
    --centrala-primary-light: #818cf8;
    --centrala-success: #10b981;
    --centrala-success-dark: #059669;
    --centrala-warning: #f59e0b;
    --centrala-danger: #ef4444;
    --centrala-danger-dark: #dc2626;
    
    /* Neutral Colors */
    --centrala-gray-50: #f9fafb;
    --centrala-gray-100: #f3f4f6;
    --centrala-gray-200: #e5e7eb;
    --centrala-gray-300: #d1d5db;
    --centrala-gray-400: #9ca3af;
    --centrala-gray-500: #6b7280;
    --centrala-gray-600: #4b5563;
    --centrala-gray-700: #374151;
    --centrala-gray-800: #1f2937;
    --centrala-gray-900: #111827;
    
    /* Spacing */
    --centrala-space-xs: 4px;
    --centrala-space-sm: 8px;
    --centrala-space-md: 16px;
    --centrala-space-lg: 24px;
    --centrala-space-xl: 32px;
    
    /* Border Radius */
    --centrala-radius-sm: 6px;
    --centrala-radius-md: 10px;
    --centrala-radius-lg: 16px;
    --centrala-radius-xl: 24px;
    --centrala-radius-full: 9999px;
    
    /* Shadows */
    --centrala-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --centrala-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --centrala-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --centrala-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --centrala-transition-fast: 150ms ease;
    --centrala-transition-base: 250ms ease;
    --centrala-transition-slow: 350ms ease;
}

/* ============================================================================
   Quick Stats Bar
   ============================================================================ */

.centrala-stats-bar {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--centrala-space-sm);
    margin-bottom: var(--centrala-space-md);
}

@media (min-width: 640px) {
    .centrala-stats-bar {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--centrala-space-md);
    }
}

.centrala-stat-item {
    background: white;
    border-radius: var(--centrala-radius-md);
    padding: var(--centrala-space-md);
    box-shadow: var(--centrala-shadow-sm);
    text-align: center;
    border: 1px solid var(--centrala-gray-200);
    transition: transform var(--centrala-transition-fast), box-shadow var(--centrala-transition-fast);
}

.centrala-stat-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--centrala-shadow-md);
}

.centrala-stat-item.success {
    background: linear-gradient(135deg, var(--centrala-success) 0%, var(--centrala-success-dark) 100%);
    color: white;
    border-color: transparent;
}

.centrala-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--centrala-gray-900);
    line-height: 1.2;
}

.centrala-stat-item.success .centrala-stat-value {
    color: white;
}

.centrala-stat-label {
    font-size: 0.75rem;
    color: var(--centrala-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: var(--centrala-space-xs);
}

.centrala-stat-item.success .centrala-stat-label {
    color: rgba(255, 255, 255, 0.85);
}

/* ============================================================================
   Dial Card
   ============================================================================ */

.centrala-dial-card {
    background: white;
    border-radius: var(--centrala-radius-lg);
    box-shadow: var(--centrala-shadow-md);
    margin-bottom: var(--centrala-space-md);
    overflow: hidden;
    border: 1px solid var(--centrala-gray-200);
}

.centrala-dial-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--centrala-space-md);
    background: linear-gradient(135deg, var(--centrala-primary) 0%, var(--centrala-primary-dark) 100%);
    color: white;
    cursor: pointer;
}

.centrala-dial-header h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

.centrala-toggle-dial {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: var(--centrala-radius-full);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--centrala-transition-fast), transform var(--centrala-transition-base);
}

.centrala-toggle-dial:hover {
    background: rgba(255, 255, 255, 0.3);
}

.centrala-toggle-dial.collapsed .toggle-icon {
    transform: rotate(-90deg);
}

.centrala-dial-panel {
    padding: var(--centrala-space-md);
    max-height: 1000px;
    overflow: hidden;
    transition: max-height var(--centrala-transition-slow), padding var(--centrala-transition-slow);
}

.centrala-dial-panel.collapsed {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
}

/* ============================================================================
   Form Elements
   ============================================================================ */

.centrala-form-group {
    margin-bottom: var(--centrala-space-md);
}

.centrala-form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--centrala-gray-700);
    margin-bottom: var(--centrala-space-xs);
}

.centrala-input,
.centrala-select {
    width: 100%;
    padding: 14px 16px;
    font-size: 16px; /* Prevents iOS zoom */
    border: 2px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    background: white;
    color: var(--centrala-gray-900);
    transition: border-color var(--centrala-transition-fast), box-shadow var(--centrala-transition-fast);
    -webkit-appearance: none;
    appearance: none;
}

.centrala-input:focus,
.centrala-select:focus {
    outline: none;
    border-color: var(--centrala-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.centrala-input::placeholder {
    color: var(--centrala-gray-400);
}

.centrala-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 20px;
    padding-right: 44px;
}

.centrala-select-small {
    padding: 10px 36px 10px 12px;
    font-size: 14px;
    min-width: 130px;
}

.centrala-input-group {
    display: flex;
    gap: var(--centrala-space-sm);
}

.centrala-input-group .centrala-input {
    flex: 1;
}

.centrala-btn-contacts {
    min-width: 52px;
    height: 52px;
    border: 2px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    background: white;
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--centrala-transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.centrala-btn-contacts:hover {
    border-color: var(--centrala-primary);
    background: var(--centrala-gray-50);
}

.centrala-btn-contacts:active {
    transform: scale(0.95);
}

.optional-chip {
    display: inline-block;
    padding: 2px 8px;
    background: var(--centrala-gray-100);
    border-radius: var(--centrala-radius-full);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--centrala-gray-500);
    margin-left: var(--centrala-space-xs);
    vertical-align: middle;
}

/* ============================================================================
   Call Button
   ============================================================================ */

.centrala-call-btn {
    width: 100%;
    min-height: 56px;
    padding: var(--centrala-space-md) var(--centrala-space-lg);
    background: linear-gradient(135deg, var(--centrala-success) 0%, var(--centrala-success-dark) 100%);
    color: white;
    border: none;
    border-radius: var(--centrala-radius-md);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--centrala-space-sm);
    box-shadow: var(--centrala-shadow-md), 0 4px 14px rgba(16, 185, 129, 0.4);
    transition: all var(--centrala-transition-fast);
}

.centrala-call-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--centrala-shadow-lg), 0 6px 20px rgba(16, 185, 129, 0.5);
}

.centrala-call-btn:active:not(:disabled) {
    transform: translateY(0);
}

.centrala-call-btn:disabled {
    background: var(--centrala-gray-300);
    cursor: not-allowed;
    box-shadow: none;
}

.centrala-call-btn .call-icon {
    font-size: 1.25rem;
}

/* ============================================================================
   Active Call Display
   ============================================================================ */

.centrala-active-call {
    background: linear-gradient(135deg, var(--centrala-primary) 0%, var(--centrala-primary-dark) 100%);
    border-radius: var(--centrala-radius-md);
    padding: var(--centrala-space-lg);
    color: white;
    text-align: center;
    animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(79, 70, 229, 0.5);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(79, 70, 229, 0);
    }
}

.active-call-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--centrala-space-sm);
    margin-bottom: var(--centrala-space-sm);
}

.active-call-indicator {
    width: 12px;
    height: 12px;
    background: var(--centrala-success);
    border-radius: 50%;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.active-call-text {
    font-size: 0.875rem;
    font-weight: 500;
}

.active-call-number {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--centrala-space-xs);
}

.active-call-duration {
    font-size: 2rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    margin-bottom: var(--centrala-space-md);
}

.centrala-hangup-btn {
    background: var(--centrala-danger);
    color: white;
    border: none;
    padding: var(--centrala-space-md) var(--centrala-space-xl);
    border-radius: var(--centrala-radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--centrala-transition-fast);
}

.centrala-hangup-btn:hover {
    background: var(--centrala-danger-dark);
    transform: scale(1.05);
}

/* Active Call Controls */
.active-call-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--centrala-space-sm);
}

.active-call-mic-indicator {
    font-size: 0.875rem;
    color: var(--centrala-success);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.active-call-contact {
    font-size: 0.9375rem;
    color: var(--centrala-gray-600);
    margin-bottom: var(--centrala-space-xs);
}

.active-call-controls {
    display: flex;
    gap: var(--centrala-space-sm);
    margin-top: var(--centrala-space-md);
}

.centrala-mute-btn {
    flex: 1;
    background: var(--centrala-gray-100);
    color: var(--centrala-gray-700);
    border: 2px solid var(--centrala-gray-200);
    padding: var(--centrala-space-md);
    border-radius: var(--centrala-radius-md);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--centrala-transition-fast);
}

.centrala-mute-btn:hover {
    background: var(--centrala-gray-200);
}

.centrala-mute-btn.muted {
    background: var(--centrala-warning);
    color: white;
    border-color: var(--centrala-warning);
}

.active-call-controls .centrala-hangup-btn {
    flex: 1;
}

/* Call Status Styles */
#centralaCallStatus {
    display: flex;
    align-items: center;
    gap: var(--centrala-space-xs);
}

#centralaCallStatus.ringing .active-call-indicator {
    background: var(--centrala-warning);
}

#centralaCallStatus.in-progress .active-call-indicator {
    background: var(--centrala-success);
}

#centralaCallStatus .active-call-text {
    font-weight: 500;
}

/* ============================================================================
   Filters Bar
   ============================================================================ */

.centrala-filters-bar {
    display: flex;
    flex-direction: column;
    gap: var(--centrala-space-md);
    margin-bottom: var(--centrala-space-md);
    padding: var(--centrala-space-md);
    background: white;
    border-radius: var(--centrala-radius-md);
    box-shadow: var(--centrala-shadow-sm);
    border: 1px solid var(--centrala-gray-200);
}

@media (min-width: 768px) {
    .centrala-filters-bar {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.centrala-search-group {
    display: flex;
    gap: var(--centrala-space-sm);
    flex: 1;
    max-width: 400px;
}

.centrala-search-input {
    flex: 1;
    padding: 12px 16px;
    font-size: 14px;
    border: 2px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    transition: border-color var(--centrala-transition-fast);
}

.centrala-search-input:focus {
    outline: none;
    border-color: var(--centrala-primary);
}

.centrala-search-btn {
    min-width: 48px;
    height: 48px;
    border: none;
    background: var(--centrala-primary);
    color: white;
    border-radius: var(--centrala-radius-md);
    cursor: pointer;
    font-size: 1.125rem;
    transition: background var(--centrala-transition-fast);
}

.centrala-search-btn:hover {
    background: var(--centrala-primary-dark);
}

.centrala-filter-chips {
    display: flex;
    gap: var(--centrala-space-xs);
    flex-wrap: wrap;
}

.centrala-chip {
    padding: 8px 16px;
    border: 2px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-full);
    background: white;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--centrala-gray-600);
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--centrala-transition-fast);
}

.centrala-chip:hover {
    border-color: var(--centrala-primary-light);
    color: var(--centrala-primary);
}

.centrala-chip.active {
    background: var(--centrala-primary);
    border-color: var(--centrala-primary);
    color: white;
}

.centrala-date-filters {
    flex-shrink: 0;
}

/* ============================================================================
   Calls List Container
   ============================================================================ */

.centrala-calls-container {
    min-height: 200px;
}

.centrala-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--centrala-space-xl);
    color: var(--centrala-gray-500);
}

.centrala-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--centrala-gray-200);
    border-top-color: var(--centrala-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--centrala-space-md);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.centrala-empty-state {
    text-align: center;
    padding: var(--centrala-space-xl);
    color: var(--centrala-gray-500);
}

.centrala-empty-state .empty-icon {
    font-size: 4rem;
    margin-bottom: var(--centrala-space-md);
    opacity: 0.5;
}

.centrala-empty-state h3 {
    margin: 0 0 var(--centrala-space-sm);
    color: var(--centrala-gray-700);
}

/* ============================================================================
   Call Item Card
   ============================================================================ */

.centrala-call-item {
    background: white;
    border-radius: var(--centrala-radius-md);
    box-shadow: var(--centrala-shadow-sm);
    border: 1px solid var(--centrala-gray-200);
    margin-bottom: var(--centrala-space-sm);
    overflow: hidden;
    transition: all var(--centrala-transition-fast);
    cursor: pointer;
}

.centrala-call-item:hover {
    box-shadow: var(--centrala-shadow-md);
    border-color: var(--centrala-primary-light);
}

.centrala-call-item:active {
    transform: scale(0.99);
}

.centrala-call-content {
    padding: var(--centrala-space-md);
    display: flex;
    align-items: flex-start;
    gap: var(--centrala-space-md);
}

.centrala-call-avatar {
    width: 48px;
    height: 48px;
    min-width: 48px;
    border-radius: var(--centrala-radius-full);
    background: linear-gradient(135deg, var(--centrala-primary-light) 0%, var(--centrala-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    font-weight: 600;
}

.centrala-call-avatar.outbound {
    background: linear-gradient(135deg, var(--centrala-success) 0%, var(--centrala-success-dark) 100%);
}

.centrala-call-avatar.inbound {
    background: linear-gradient(135deg, var(--centrala-primary-light) 0%, var(--centrala-primary) 100%);
}

.centrala-call-info {
    flex: 1;
    min-width: 0;
}

.centrala-call-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--centrala-space-xs);
}

.centrala-call-name {
    font-weight: 600;
    color: var(--centrala-gray-900);
    font-size: 1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.centrala-call-status {
    padding: 4px 10px;
    border-radius: var(--centrala-radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.centrala-call-status.completed {
    background: rgba(16, 185, 129, 0.1);
    color: var(--centrala-success);
}

.centrala-call-status.no-answer {
    background: rgba(245, 158, 11, 0.1);
    color: var(--centrala-warning);
}

.centrala-call-status.busy {
    background: rgba(239, 68, 68, 0.1);
    color: var(--centrala-danger);
}

.centrala-call-status.failed {
    background: rgba(239, 68, 68, 0.15);
    color: var(--centrala-danger);
}

.centrala-call-status.in-progress {
    background: rgba(79, 70, 229, 0.1);
    color: var(--centrala-primary);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.centrala-call-number {
    color: var(--centrala-gray-600);
    font-size: 0.875rem;
    margin-bottom: var(--centrala-space-xs);
}

.centrala-call-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--centrala-space-md);
    font-size: 0.8125rem;
    color: var(--centrala-gray-500);
}

.centrala-call-meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.centrala-call-actions {
    display: flex;
    gap: var(--centrala-space-sm);
    padding: var(--centrala-space-sm) var(--centrala-space-md);
    background: var(--centrala-gray-50);
    border-top: 1px solid var(--centrala-gray-100);
}

.centrala-call-action-btn {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: var(--centrala-radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all var(--centrala-transition-fast);
}

.centrala-call-action-btn.primary {
    background: var(--centrala-primary);
    color: white;
}

.centrala-call-action-btn.primary:hover {
    background: var(--centrala-primary-dark);
}

.centrala-call-action-btn.secondary {
    background: white;
    color: var(--centrala-gray-700);
    border: 1px solid var(--centrala-gray-200);
}

.centrala-call-action-btn.secondary:hover {
    background: var(--centrala-gray-100);
}

/* ============================================================================
   Load More
   ============================================================================ */

.centrala-load-more {
    text-align: center;
    padding: var(--centrala-space-md);
}

.centrala-btn-secondary {
    padding: 12px 24px;
    background: white;
    color: var(--centrala-gray-700);
    border: 2px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--centrala-transition-fast);
}

.centrala-btn-secondary:hover {
    border-color: var(--centrala-primary);
    color: var(--centrala-primary);
}

/* ============================================================================
   DTMF Keypad
   ============================================================================ */

.centrala-keypad-toggle {
    background: var(--centrala-gray-100);
    color: var(--centrala-gray-700);
    border: 1px solid var(--centrala-gray-200);
    padding: 10px 16px;
    border-radius: var(--centrala-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--centrala-transition-fast);
}

.centrala-keypad-toggle:hover {
    background: var(--centrala-gray-200);
}

.centrala-keypad-toggle.active {
    background: var(--centrala-primary);
    color: white;
    border-color: var(--centrala-primary);
}

.centrala-dtmf-keypad {
    margin-top: var(--centrala-space-md);
    background: var(--centrala-gray-50);
    border-radius: var(--centrala-radius-lg);
    padding: var(--centrala-space-md);
    border: 1px solid var(--centrala-gray-200);
}

.dtmf-display {
    background: white;
    border: 1px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-sm);
    padding: 8px 12px;
    margin-bottom: var(--centrala-space-sm);
    min-height: 36px;
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-size: 1.25rem;
    letter-spacing: 4px;
    text-align: center;
    color: var(--centrala-gray-800);
}

.dtmf-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.dtmf-key {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 16px 8px;
    background: white;
    border: 1px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--centrala-gray-800);
    cursor: pointer;
    transition: all var(--centrala-transition-fast);
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.dtmf-key span {
    font-size: 0.625rem;
    font-weight: 400;
    color: var(--centrala-gray-500);
    letter-spacing: 1px;
    margin-top: 2px;
}

.dtmf-key:hover {
    background: var(--centrala-gray-50);
    border-color: var(--centrala-primary);
}

.dtmf-key:active,
.dtmf-key.pressed {
    background: var(--centrala-primary);
    color: white;
    border-color: var(--centrala-primary);
    transform: scale(0.95);
}

.dtmf-key:active span,
.dtmf-key.pressed span {
    color: rgba(255, 255, 255, 0.7);
}

/* Mobile optimizations for keypad */
@media (max-width: 480px) {
    .dtmf-grid {
        gap: 6px;
    }
    
    .dtmf-key {
        padding: 14px 6px;
        font-size: 1.25rem;
    }
    
    .centrala-keypad-toggle {
        padding: 8px 12px;
        font-size: 0.8125rem;
    }
}

/* ============================================================================
   Modals
   ============================================================================ */

.centrala-modal {
    max-width: 500px;
    width: 95%;
    max-height: 90vh;
    overflow-y: auto;
}

.centrala-modal-small {
    max-width: 400px;
}

.centrala-modal-large {
    max-width: 700px;
}

@media (max-width: 480px) {
    .centrala-modal {
        width: 100%;
        max-height: 100vh;
        border-radius: var(--centrala-radius-lg) var(--centrala-radius-lg) 0 0;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        margin: 0;
    }
}

/* ============================================================================
   Contacts List
   ============================================================================ */

.centrala-contacts-search {
    display: flex;
    gap: var(--centrala-space-sm);
    margin-bottom: var(--centrala-space-md);
}

.centrala-contacts-search input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    font-size: 14px;
}

.centrala-btn-add {
    padding: 12px 16px;
    background: var(--centrala-success);
    color: white;
    border: none;
    border-radius: var(--centrala-radius-md);
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
}

.centrala-contacts-list {
    max-height: 400px;
    overflow-y: auto;
}

.centrala-contact-item {
    display: flex;
    align-items: center;
    gap: var(--centrala-space-md);
    padding: var(--centrala-space-md);
    border-bottom: 1px solid var(--centrala-gray-100);
    cursor: pointer;
    transition: background var(--centrala-transition-fast);
}

.centrala-contact-item:hover {
    background: var(--centrala-gray-50);
}

.centrala-contact-item:last-child {
    border-bottom: none;
}

.centrala-contact-avatar {
    width: 44px;
    height: 44px;
    border-radius: var(--centrala-radius-full);
    background: linear-gradient(135deg, var(--centrala-primary-light) 0%, var(--centrala-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 1rem;
}

.centrala-contact-info {
    flex: 1;
    min-width: 0;
}

.centrala-contact-name {
    font-weight: 600;
    color: var(--centrala-gray-900);
}

.centrala-contact-phone {
    font-size: 0.875rem;
    color: var(--centrala-gray-500);
}

.centrala-contact-company {
    font-size: 0.8125rem;
    color: var(--centrala-gray-400);
}

.centrala-contact-actions {
    display: flex;
    gap: var(--centrala-space-xs);
}

.centrala-contact-action {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: var(--centrala-radius-sm);
    background: transparent;
    cursor: pointer;
    font-size: 1rem;
    transition: background var(--centrala-transition-fast);
}

.centrala-contact-action:hover {
    background: var(--centrala-gray-100);
}

/* ============================================================================
   Form Actions
   ============================================================================ */

.centrala-form-actions {
    display: flex;
    gap: var(--centrala-space-sm);
    margin-top: var(--centrala-space-lg);
}

.centrala-btn-primary {
    flex: 1;
    padding: 14px 20px;
    background: var(--centrala-primary);
    color: white;
    border: none;
    border-radius: var(--centrala-radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--centrala-transition-fast);
}

.centrala-btn-primary:hover {
    background: var(--centrala-primary-dark);
}

.centrala-form-actions .centrala-btn-secondary {
    flex: 1;
}

/* ============================================================================
   Admin Panel
   ============================================================================ */

.centrala-admin-tabs {
    display: flex;
    gap: var(--centrala-space-xs);
    border-bottom: 2px solid var(--centrala-gray-200);
    margin-bottom: var(--centrala-space-lg);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.centrala-admin-tab {
    padding: 12px 20px;
    border: none;
    background: transparent;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--centrala-gray-500);
    cursor: pointer;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all var(--centrala-transition-fast);
}

.centrala-admin-tab:hover {
    color: var(--centrala-primary);
}

.centrala-admin-tab.active {
    color: var(--centrala-primary);
    border-bottom-color: var(--centrala-primary);
}

.centrala-admin-panel {
    display: none;
}

.centrala-admin-panel.active {
    display: block;
}

.centrala-admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--centrala-space-md);
    flex-wrap: wrap;
    gap: var(--centrala-space-sm);
}

.centrala-admin-header h3 {
    margin: 0;
}

.centrala-hint {
    color: var(--centrala-gray-500);
    font-size: 0.875rem;
    margin-bottom: var(--centrala-space-md);
}

/* ============================================================================
   Tenant Cards
   ============================================================================ */

.centrala-tenant-card {
    background: white;
    border: 1px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    padding: var(--centrala-space-md);
    margin-bottom: var(--centrala-space-sm);
}

.centrala-tenant-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--centrala-space-sm);
}

.centrala-tenant-name {
    font-weight: 600;
    color: var(--centrala-gray-900);
}

.centrala-tenant-status {
    padding: 4px 10px;
    border-radius: var(--centrala-radius-full);
    font-size: 0.75rem;
    font-weight: 500;
}

.centrala-tenant-status.active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--centrala-success);
}

.centrala-tenant-status.inactive {
    background: rgba(239, 68, 68, 0.1);
    color: var(--centrala-danger);
}

.centrala-tenant-info {
    font-size: 0.875rem;
    color: var(--centrala-gray-500);
    margin-bottom: var(--centrala-space-sm);
}

.centrala-tenant-actions {
    display: flex;
    gap: var(--centrala-space-xs);
    flex-wrap: wrap;
}

.centrala-tenant-action {
    padding: 8px 12px;
    background: var(--centrala-gray-100);
    border: none;
    border-radius: var(--centrala-radius-sm);
    font-size: 0.8125rem;
    cursor: pointer;
    transition: background var(--centrala-transition-fast);
}

.centrala-tenant-action:hover {
    background: var(--centrala-gray-200);
}

.centrala-tenant-action.primary {
    background: var(--centrala-primary);
    color: white;
}

.centrala-tenant-action.primary:hover {
    background: var(--centrala-primary-dark);
}

.centrala-tenant-action:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================================================
   Storage Stats
   ============================================================================ */

.centrala-storage-stats {
    display: grid;
    gap: var(--centrala-space-md);
}

.centrala-storage-card {
    background: white;
    border: 1px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    padding: var(--centrala-space-lg);
    text-align: center;
}

.centrala-storage-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--centrala-gray-900);
}

.centrala-storage-label {
    font-size: 0.875rem;
    color: var(--centrala-gray-500);
    margin-top: var(--centrala-space-xs);
}

.centrala-storage-bar {
    height: 8px;
    background: var(--centrala-gray-200);
    border-radius: var(--centrala-radius-full);
    margin-top: var(--centrala-space-md);
    overflow: hidden;
}

.centrala-storage-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--centrala-success) 0%, var(--centrala-warning) 50%, var(--centrala-danger) 100%);
    border-radius: var(--centrala-radius-full);
    transition: width var(--centrala-transition-slow);
}

/* ============================================================================
   Call Detail Modal
   ============================================================================ */

.centrala-call-detail {
    padding: var(--centrala-space-md);
}

.centrala-call-detail-header {
    text-align: center;
    padding-bottom: var(--centrala-space-lg);
    border-bottom: 1px solid var(--centrala-gray-200);
    margin-bottom: var(--centrala-space-lg);
}

.centrala-call-detail-avatar {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--centrala-space-md);
    border-radius: var(--centrala-radius-full);
    background: linear-gradient(135deg, var(--centrala-primary-light) 0%, var(--centrala-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.centrala-call-detail-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--centrala-gray-900);
    margin-bottom: var(--centrala-space-xs);
}

.centrala-call-detail-number {
    font-size: 1.125rem;
    color: var(--centrala-gray-500);
}

.centrala-call-detail-section {
    margin-bottom: var(--centrala-space-lg);
}

.centrala-call-detail-section h4 {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--centrala-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--centrala-space-sm);
}

.centrala-detail-row {
    display: flex;
    justify-content: space-between;
    padding: var(--centrala-space-sm) 0;
    border-bottom: 1px solid var(--centrala-gray-100);
}

.centrala-detail-row:last-child {
    border-bottom: none;
}

.centrala-detail-label {
    color: var(--centrala-gray-500);
}

.centrala-detail-value {
    font-weight: 500;
    color: var(--centrala-gray-900);
}

/* Audio Player */
.centrala-audio-player {
    background: var(--centrala-gray-100);
    border-radius: var(--centrala-radius-md);
    padding: var(--centrala-space-md);
    margin-bottom: var(--centrala-space-md);
}

.centrala-audio-player audio {
    width: 100%;
}

/* Notes Textarea */
.centrala-notes-textarea {
    width: 100%;
    min-height: 80px;
    padding: var(--centrala-space-md);
    border: 2px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    font-size: 14px;
    resize: vertical;
    font-family: inherit;
}

.centrala-notes-textarea:focus {
    outline: none;
    border-color: var(--centrala-primary);
}

/* Call Detail Actions */
.centrala-call-detail-actions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--centrala-space-sm);
    margin-top: var(--centrala-space-lg);
}

.centrala-call-detail-actions button {
    padding: 14px;
    border: none;
    border-radius: var(--centrala-radius-md);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--centrala-space-sm);
    transition: all var(--centrala-transition-fast);
}

/* ============================================================================
   Utility Classes
   ============================================================================ */

.hidden {
    display: none !important;
}

/* ============================================================================
   Animation Classes
   ============================================================================ */

.centrala-fade-in {
    animation: fadeIn var(--centrala-transition-base) ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.centrala-slide-up {
    animation: slideUp var(--centrala-transition-base) ease-out;
}

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

/* ============================================================================
   Responsive Adjustments
   ============================================================================ */

@media (min-width: 768px) {
    .centrala-call-detail-actions {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .centrala-storage-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 480px) {
    .centrala-stats-bar {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .centrala-call-actions {
        flex-direction: column;
    }
    
    .centrala-filter-chips {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        padding-bottom: var(--centrala-space-sm);
    }
    
    .centrala-chip {
        flex-shrink: 0;
    }
}

/* ============================================================================
   Header Actions
   ============================================================================ */

.centrala-header-actions {
    display: flex;
    gap: var(--centrala-space-sm);
    flex-wrap: wrap;
}

.centrala-btn-settings {
    padding: 10px 16px;
    background: white;
    color: var(--centrala-gray-700);
    border: 2px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all var(--centrala-transition-fast);
}

.centrala-btn-settings:hover {
    border-color: var(--centrala-primary);
    color: var(--centrala-primary);
    background: var(--centrala-gray-50);
}

/* ============================================================================
   Settings Modal Styles
   ============================================================================ */

.centrala-settings-status {
    margin-bottom: var(--centrala-space-lg);
}

.centrala-status-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--centrala-space-lg);
    color: var(--centrala-gray-500);
}

.centrala-status-banner {
    padding: var(--centrala-space-md);
    border-radius: var(--centrala-radius-md);
    margin-bottom: var(--centrala-space-md);
}

.centrala-status-banner.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--centrala-success);
    color: var(--centrala-success-dark);
}

.centrala-status-banner.warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid var(--centrala-warning);
    color: #b45309;
}

.centrala-status-banner.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--centrala-danger);
    color: var(--centrala-danger-dark);
}

.centrala-settings-form {
    display: flex;
    flex-direction: column;
    gap: var(--centrala-space-lg);
}

.centrala-form-section {
    padding: var(--centrala-space-md);
    background: var(--centrala-gray-50);
    border-radius: var(--centrala-radius-md);
    border: 1px solid var(--centrala-gray-200);
}

.centrala-form-section h4 {
    margin: 0 0 var(--centrala-space-sm);
    font-size: 1rem;
    color: var(--centrala-gray-900);
}

.centrala-help {
    display: block;
    font-size: 0.75rem;
    color: var(--centrala-gray-500);
    margin-top: 4px;
}

.centrala-btn-toggle-password {
    min-width: 48px;
    height: 52px;
    border: 2px solid var(--centrala-gray-200);
    border-left: none;
    border-radius: 0 var(--centrala-radius-md) var(--centrala-radius-md) 0;
    background: var(--centrala-gray-50);
    cursor: pointer;
    font-size: 1.125rem;
}

.centrala-btn-toggle-password:hover {
    background: var(--centrala-gray-100);
}

.centrala-input-group .centrala-input:first-child {
    border-radius: var(--centrala-radius-md) 0 0 var(--centrala-radius-md);
}

.centrala-phone-numbers {
    margin: var(--centrala-space-md) 0;
    padding: var(--centrala-space-md);
    background: white;
    border-radius: var(--centrala-radius-sm);
    border: 1px solid var(--centrala-gray-200);
    max-height: 150px;
    overflow-y: auto;
}

.centrala-phone-number-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--centrala-space-sm);
    border-bottom: 1px solid var(--centrala-gray-100);
}

.centrala-phone-number-item:last-child {
    border-bottom: none;
}

.centrala-phone-number {
    font-family: monospace;
    font-size: 0.9375rem;
}

.centrala-phone-name {
    font-size: 0.8125rem;
    color: var(--centrala-gray-500);
}

/* Checkbox Styles */
.centrala-checkbox-group {
    margin-bottom: var(--centrala-space-sm);
}

.centrala-checkbox {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.9375rem;
    color: var(--centrala-gray-700);
    gap: var(--centrala-space-sm);
}

.centrala-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--centrala-primary);
    cursor: pointer;
}

/* No Access Message */
.centrala-no-access {
    text-align: center;
    padding: var(--centrala-space-xl);
}

.centrala-no-access-icon {
    font-size: 4rem;
    margin-bottom: var(--centrala-space-md);
}

.centrala-no-access h3 {
    margin: 0 0 var(--centrala-space-sm);
    color: var(--centrala-gray-700);
}

/* ============================================================================
   Admin Panel Enhancements
   ============================================================================ */

.centrala-create-tenant-form {
    background: var(--centrala-gray-50);
    border: 2px dashed var(--centrala-gray-300);
    border-radius: var(--centrala-radius-md);
    padding: var(--centrala-space-lg);
    margin-bottom: var(--centrala-space-lg);
}

.centrala-create-tenant-form h4 {
    margin: 0 0 var(--centrala-space-md);
    color: var(--centrala-primary);
}

.centrala-form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--centrala-space-md);
}

@media (min-width: 640px) {
    .centrala-form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

.centrala-add-user-form {
    background: var(--centrala-gray-50);
    border-radius: var(--centrala-radius-md);
    padding: var(--centrala-space-md);
    margin-bottom: var(--centrala-space-lg);
    border: 1px solid var(--centrala-gray-200);
}

.centrala-add-user-form h4 {
    margin: 0 0 var(--centrala-space-md);
    font-size: 1rem;
}

/* User Assignment Cards */
.centrala-user-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--centrala-space-md);
    background: white;
    border: 1px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    margin-bottom: var(--centrala-space-sm);
    gap: var(--centrala-space-md);
    flex-wrap: wrap;
}

.centrala-user-info {
    display: flex;
    align-items: center;
    gap: var(--centrala-space-md);
    flex: 1;
    min-width: 200px;
}

.centrala-user-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--centrala-radius-full);
    background: linear-gradient(135deg, var(--centrala-primary-light) 0%, var(--centrala-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 0.875rem;
}

.centrala-user-details h5 {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--centrala-gray-900);
}

.centrala-user-details p {
    margin: 2px 0 0;
    font-size: 0.8125rem;
    color: var(--centrala-gray-500);
}

.centrala-user-permissions {
    display: flex;
    gap: var(--centrala-space-xs);
    flex-wrap: wrap;
}

.centrala-permission-badge {
    padding: 4px 8px;
    background: var(--centrala-gray-100);
    border-radius: var(--centrala-radius-full);
    font-size: 0.7rem;
    color: var(--centrala-gray-600);
}

.centrala-permission-badge.active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--centrala-success);
}

.centrala-user-actions button {
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-sm);
    cursor: pointer;
    font-size: 0.8125rem;
    transition: all var(--centrala-transition-fast);
}

.centrala-user-actions button:hover {
    background: var(--centrala-danger);
    color: white;
    border-color: var(--centrala-danger);
}

/* ============================================================================
   Status Banners
   ============================================================================ */

.centrala-status-success,
.centrala-status-warning,
.centrala-status-error {
    display: flex;
    align-items: center;
    gap: var(--centrala-space-sm);
    padding: var(--centrala-space-md);
    border-radius: var(--centrala-radius-md);
    font-weight: 500;
}

.centrala-status-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--centrala-success);
    border: 1px solid var(--centrala-success);
}

.centrala-status-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #b45309;
    border: 1px solid var(--centrala-warning);
}

.centrala-status-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--centrala-danger);
    border: 1px solid var(--centrala-danger);
}

.centrala-status-icon {
    font-size: 1.25rem;
}

/* Permission Badges */
.centrala-permission {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--centrala-primary);
    border-radius: var(--centrala-radius-full);
    font-size: 0.75rem;
    font-weight: 500;
    margin-right: 4px;
}

.centrala-user-permissions {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

/* Danger Button Small */
.centrala-btn-danger-small {
    width: 36px;
    height: 36px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-sm);
    cursor: pointer;
    font-size: 1rem;
    transition: all var(--centrala-transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.centrala-btn-danger-small:hover {
    background: var(--centrala-danger);
    color: white;
    border-color: var(--centrala-danger);
}

/* User Role Badge */
.centrala-user-role {
    display: inline-block;
    padding: 2px 8px;
    background: var(--centrala-gray-100);
    color: var(--centrala-gray-600);
    border-radius: var(--centrala-radius-full);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.centrala-user-name {
    font-weight: 600;
    color: var(--centrala-gray-900);
}

/* Badges */
.centrala-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: var(--centrala-radius-full);
    font-size: 0.75rem;
    font-weight: 500;
}

.centrala-badge.success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--centrala-success);
}

.centrala-badge.warning {
    background: rgba(245, 158, 11, 0.15);
    color: #b45309;
}

.centrala-badge.error {
    background: rgba(239, 68, 68, 0.15);
    color: var(--centrala-danger);
}

.centrala-tenant-badges {
    display: flex;
    gap: var(--centrala-space-xs);
    align-items: center;
}

.centrala-tenant-action:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Phone List */
.centrala-phone-list {
    display: flex;
    flex-direction: column;
    gap: var(--centrala-space-xs);
}

.centrala-phone-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--centrala-space-sm);
    background: var(--centrala-gray-50);
    border-radius: var(--centrala-radius-sm);
}

.centrala-phone-friendly {
    font-size: 0.8125rem;
    color: var(--centrala-gray-500);
}

/* Loading State */
.centrala-loading {
    display: flex;
    justify-content: center;
    padding: var(--centrala-space-xl);
}

/* Error Message */
.centrala-error {
    color: var(--centrala-danger);
    text-align: center;
    padding: var(--centrala-space-md);
}

/* Admin Header with Button */
.centrala-admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--centrala-space-lg);
    flex-wrap: wrap;
    gap: var(--centrala-space-sm);
}

.centrala-admin-header h3 {
    margin: 0;
}

/* Assigned Users List */
.centrala-assigned-users {
    display: flex;
    flex-direction: column;
    gap: var(--centrala-space-sm);
}

/* ============================================================================
   Print Styles
   ============================================================================ */

@media print {
    .centrala-dial-card,
    .centrala-filters-bar,
    .centrala-load-more {
        display: none;
    }
    
    .centrala-call-item {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* ============================================================================
   Incoming Call UI
   ============================================================================ */

.centrala-incoming-call {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: var(--centrala-radius-lg);
    padding: var(--centrala-space-lg);
    margin-bottom: var(--centrala-space-md);
    color: white;
    text-align: center;
    animation: incomingPulse 1.5s ease-in-out infinite;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
}

.centrala-incoming-call.hidden {
    display: none;
}

@keyframes incomingPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4); }
    50% { transform: scale(1.02); box-shadow: 0 6px 30px rgba(16, 185, 129, 0.6); }
}

.centrala-incoming-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--centrala-space-sm);
    margin-bottom: var(--centrala-space-sm);
}

.centrala-incoming-icon {
    font-size: 1.5rem;
    animation: ringShake 0.5s ease-in-out infinite;
}

@keyframes ringShake {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-15deg); }
    75% { transform: rotate(15deg); }
}

.centrala-incoming-label {
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.centrala-incoming-number {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--centrala-space-md);
}

.centrala-incoming-actions {
    display: flex;
    gap: var(--centrala-space-md);
    justify-content: center;
}

.centrala-answer-btn {
    background: white;
    color: #059669;
    border: none;
    padding: var(--centrala-space-sm) var(--centrala-space-lg);
    border-radius: var(--centrala-radius-full);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: var(--centrala-space-xs);
}

.centrala-answer-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.centrala-reject-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
    padding: var(--centrala-space-sm) var(--centrala-space-lg);
    border-radius: var(--centrala-radius-full);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: var(--centrala-space-xs);
}

.centrala-reject-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

/* Recording status in call detail */
.centrala-recording-status {
    margin-top: var(--centrala-space-sm);
    padding: var(--centrala-space-sm);
    border-radius: var(--centrala-radius-sm);
    background: var(--centrala-bg-secondary);
    font-size: 0.875rem;
}

/* ============================================================================
   User Status Toggle
   ============================================================================ */

.centrala-status-group {
    background: var(--centrala-bg-secondary);
    padding: var(--centrala-space-md);
    border-radius: var(--centrala-radius-md);
    border: 2px solid var(--centrala-gray-200);
}

.centrala-status-toggle-container {
    display: flex;
    align-items: center;
    gap: var(--centrala-space-sm);
    margin-top: var(--centrala-space-xs);
}

.centrala-status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
    transition: background-color 0.3s ease;
}

.centrala-status-indicator.status-disponibil {
    background-color: #22c55e;
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.5);
}

.centrala-status-indicator.status-ocupat {
    background-color: #ef4444;
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.5);
    animation: pulse-ocupat 2s infinite;
}

.centrala-status-indicator.status-offline {
    background-color: #9ca3af;
}

@keyframes pulse-ocupat {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.centrala-status-text {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--centrala-gray-700);
    flex-grow: 1;
}

.centrala-status-help {
    display: block;
    color: var(--centrala-gray-500);
    font-size: 0.75rem;
    margin-top: var(--centrala-space-xs);
}

/* Toggle Switch */
.centrala-toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
    flex-shrink: 0;
}

.centrala-toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.centrala-toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #9ca3af;
    transition: 0.3s;
    border-radius: 26px;
}

.centrala-toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.centrala-toggle-switch input:checked + .centrala-toggle-slider {
    background-color: #22c55e;
}

.centrala-toggle-switch input:checked + .centrala-toggle-slider:before {
    transform: translateX(24px);
}

.centrala-toggle-switch input:disabled + .centrala-toggle-slider {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================================================
   AI Fallback Configuration Styles
   ============================================================================ */

.centrala-ai-fallback-form {
    padding: var(--centrala-space-md);
    background: var(--centrala-gray-50);
    border-radius: var(--centrala-radius-md);
    margin-top: var(--centrala-space-md);
}

.centrala-ai-status-banner {
    margin-bottom: var(--centrala-space-md);
}

.centrala-checkbox-large {
    display: flex;
    align-items: center;
    padding: var(--centrala-space-md);
    background: white;
    border-radius: var(--centrala-radius-md);
    border: 2px solid var(--centrala-gray-200);
    transition: border-color var(--centrala-transition-fast), background var(--centrala-transition-fast);
}

.centrala-checkbox-large:hover {
    border-color: var(--centrala-primary-light);
}

.centrala-checkbox-large input:checked ~ strong {
    color: var(--centrala-success);
}

.centrala-btn-icon {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 14px;
    padding: 4px 8px;
    border-radius: var(--centrala-radius-sm);
    transition: background var(--centrala-transition-fast);
}

.centrala-btn-icon:hover {
    background: var(--centrala-gray-200);
}

.centrala-agent-info-card {
    margin-top: var(--centrala-space-lg);
    padding: var(--centrala-space-md);
    background: linear-gradient(135deg, #667eea15 0%, #764ba215 100%);
    border-radius: var(--centrala-radius-md);
    border: 1px solid var(--centrala-primary-light);
}

.centrala-agent-info-card h4 {
    margin: 0 0 var(--centrala-space-md) 0;
    color: var(--centrala-gray-800);
    font-size: 14px;
}

.centrala-agent-details {
    display: flex;
    flex-direction: column;
    gap: var(--centrala-space-sm);
}

.centrala-agent-row {
    display: flex;
    align-items: flex-start;
    gap: var(--centrala-space-sm);
}

.centrala-agent-label {
    flex-shrink: 0;
    font-weight: 600;
    color: var(--centrala-gray-600);
    font-size: 13px;
    min-width: 80px;
}

.centrala-agent-value {
    color: var(--centrala-gray-800);
    font-size: 13px;
    word-break: break-word;
}

/* Status classes */
.centrala-status-loading {
    display: flex;
    align-items: center;
    gap: var(--centrala-space-sm);
    padding: var(--centrala-space-md);
    background: var(--centrala-gray-100);
    border-radius: var(--centrala-radius-md);
    color: var(--centrala-gray-600);
}

.centrala-status-success {
    display: flex;
    align-items: center;
    gap: var(--centrala-space-sm);
    padding: var(--centrala-space-md);
    background: #dcfce7;
    border-radius: var(--centrala-radius-md);
    color: #166534;
    border: 1px solid #86efac;
}

.centrala-status-warning {
    display: flex;
    align-items: center;
    gap: var(--centrala-space-sm);
    padding: var(--centrala-space-md);
    background: #fef3c7;
    border-radius: var(--centrala-radius-md);
    color: #92400e;
    border: 1px solid #fcd34d;
}

.centrala-status-error {
    display: flex;
    align-items: center;
    gap: var(--centrala-space-sm);
    padding: var(--centrala-space-md);
    background: #fee2e2;
    border-radius: var(--centrala-radius-md);
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.centrala-status-icon {
    font-size: 18px;
}

/* Form improvements for AI Fallback */
.centrala-ai-fallback-form .centrala-form-group {
    margin-bottom: var(--centrala-space-md);
}

.centrala-ai-fallback-form .centrala-input,
.centrala-ai-fallback-form .centrala-select {
    width: 100%;
    padding: 12px 14px;
    border: 2px solid var(--centrala-gray-200);
    border-radius: var(--centrala-radius-md);
    font-size: 14px;
    transition: border-color var(--centrala-transition-fast), box-shadow var(--centrala-transition-fast);
}

.centrala-ai-fallback-form .centrala-input:focus,
.centrala-ai-fallback-form .centrala-select:focus {
    outline: none;
    border-color: var(--centrala-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.centrala-ai-fallback-form .centrala-form-actions {
    display: flex;
    gap: var(--centrala-space-sm);
    flex-wrap: wrap;
}

@media (max-width: 640px) {
    .centrala-ai-fallback-form .centrala-form-actions {
        flex-direction: column;
    }
    
    .centrala-ai-fallback-form .centrala-form-actions button {
        width: 100%;
    }
}