.support-widget {
    position: relative;
    bottom: auto;
    right: auto;
    z-index: 1000;
}

.support-widget-button {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: #28a745;
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    padding: 0;
}

.support-widget-button:hover {
    transform: scale(1.1);
    background-color: #218838;
}

.support-widget-button.active {
    opacity: 0.6;
    transform: scale(0.95);
}

.support-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1001;
    overflow-y: auto;
    padding: 20px 0;
}

.support-modal.show {
    display: block;
}

.support-modal-content {
    position: relative;
    background-color: white;
    padding: 25px;
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    margin: 20px auto;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
}

.support-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.support-modal-header h3 {
    margin: 0;
    color: #333;
    font-size: 1.5rem;
    font-weight: 600;
}

.close-modal {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #666;
    padding: 0;
    line-height: 1;
    transition: color 0.2s;
}

.close-modal:hover {
    color: #333;
}

.support-form .form-group {
    margin-bottom: 20px;
}

.support-form label {
    display: block;
    margin-bottom: 8px;
    color: #444;
    font-weight: 500;
    font-size: 0.95rem;
}

.support-form .form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.support-form .form-control:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
    outline: none;
}

.support-form select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24'%3E%3Cpath fill='%23444' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 35px;
}

.rich-text-toolbar {
    display: flex;
    gap: 5px;
    padding: 8px;
    background: #f8f9fa;
    border: 1px solid #ddd;
    border-bottom: none;
    border-radius: 8px 8px 0 0;
}

.rich-text-toolbar button {
    background: none;
    border: 1px solid transparent;
    border-radius: 4px;
    padding: 6px 10px;
    color: #444;
    cursor: pointer;
    transition: all 0.2s;
}

.rich-text-toolbar button:hover {
    background: #e9ecef;
    border-color: #ddd;
}

.rich-text-editor {
    min-height: 150px;
    max-height: 300px;
    overflow-y: auto;
    padding: 12px 14px;
    border: 1px solid #ddd;
    border-radius: 0 0 8px 8px;
    font-size: 1rem;
    line-height: 1.5;
    background: #fff;
}

.rich-text-editor:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.hidden {
    display: none;
}

.file-upload-container {
    margin-bottom: 10px;
}

.file-upload-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
    margin-top: 10px;
}

.file-preview-item {
    position: relative;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background: #f8f9fa;
}

.file-preview-item img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    margin-bottom: 5px;
}

.file-preview-item span {
    display: block;
    font-size: 0.85rem;
    color: #666;
    word-break: break-all;
    padding-right: 20px;
}

.file-preview-item button {
    position: absolute;
    top: 5px;
    right: 5px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    font-size: 16px;
    line-height: 1;
    padding: 0;
    cursor: pointer;
    color: #dc3545;
}

.support-form .btn-primary {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.2s;
    position: relative;
}

.support-form .btn-primary:hover {
    background-color: #0056b3;
    transform: translateY(-1px);
}

.support-form .btn-primary:disabled {
    background-color: #6c757d;
    cursor: not-allowed;
}

.spinner-border {
    width: 1rem;
    height: 1rem;
    margin-right: 8px;
}

.form-status .alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 0;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Responsive design for different screen sizes */
@media (max-width: 1200px) {
    .support-widget {
        right: 120px;  /* Maintain consistent spacing */
    }
}

@media (max-width: 768px) {
    .support-widget {
        right: 120px;  /* Keep spacing on tablets */
    }
}

/* Mobile optimizations */
@media (max-width: 600px) {
    .support-widget {
        bottom: 20px;
        right: 120px;  /* Align with other widgets on mobile */
    }

    .support-widget-button {
        width: 40px;
        height: 40px;
        font-size: 16px;
        padding: 0;
    }

    .support-modal {
        padding: 0;
    }

    .support-modal-content {
        width: 100%;
        height: 100%;
        max-width: none;
        margin: 0;
        border-radius: 0;
        display: flex;
        flex-direction: column;
    }

    .support-modal-header {
        margin-bottom: 20px;
        padding-bottom: 12px;
    }

    .support-modal-header h3 {
        font-size: 1.25rem;
    }

    .support-form {
        flex: 1;
        overflow-y: auto;
        padding-right: 5px;
    }

    .support-form .form-group {
        margin-bottom: 16px;
    }

    .support-form label {
        font-size: 0.9rem;
        margin-bottom: 6px;
    }

    .support-form .form-control {
        font-size: 16px;
        padding: 10px 12px;
    }

    .rich-text-toolbar {
        padding: 6px;
        gap: 3px;
    }

    .rich-text-toolbar button {
        padding: 5px 8px;
    }

    .rich-text-editor {
        min-height: 120px;
        font-size: 16px;
        padding: 10px 12px;
    }

    .file-upload-preview {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 8px;
    }

    .support-form .btn-primary {
        padding: 12px 20px;
        font-size: 16px;
        margin-top: 10px;
    }

    .close-modal {
        padding: 10px;
        font-size: 24px;
    }
} 
/* WebRTC Calling System Styles */

/* Active Call Interface - Desktop */
.active-call-interface {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #1e40af 0%, #1d4ed8 100%);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(37, 99, 235, 0.3);
    padding: 24px;
    z-index: 9999;
    min-width: 300px;
    display: none;
    color: white;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: slideInRight 0.3s ease-out;
}

.active-call-interface .call-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.active-call-interface .call-info {
    flex: 1;
}

.active-call-interface .caller-name {
    font-size: 1.1em;
    font-weight: 600;
    margin-bottom: 4px;
    color: white;
}

.active-call-interface .call-timer {
    font-size: 0.9em;
    color: rgba(255, 255, 255, 0.8);
    font-family: 'Courier New', monospace;
    font-weight: 500;
}

.active-call-interface .call-status {
    text-align: right;
}

.active-call-interface .status-text {
    font-size: 0.85em;
    color: #ffffff;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.active-call-interface .call-controls {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.active-call-interface .control-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1.2em;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.active-call-interface .control-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.active-call-interface .control-btn.end-call {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.active-call-interface .control-btn.end-call:hover {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    transform: scale(1.05);
}

.active-call-interface .control-btn.muted {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.active-call-interface .control-btn.muted:hover {
    background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
}

/* Call Interface (Legacy) */
.call-interface {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    padding: 20px;
    z-index: 9999;
    min-width: 280px;
    display: none;
    border: 2px solid #2563eb;
}

/* Mobile Optimization */
@media (max-width: 768px) {
    /* Active Call Interface - Mobile */
    .active-call-interface {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        border-radius: 0;
        padding: 0;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
        color: white;
        z-index: 10001;
        animation: fadeIn 0.3s ease-out;
    }
    
    .active-call-interface .call-header {
        flex-direction: column;
        text-align: center;
        padding: 60px 20px 40px;
        background: rgba(0, 0, 0, 0.2);
        backdrop-filter: blur(10px);
    }
    
    .active-call-interface .call-info {
        margin-bottom: 20px;
    }
    
    .active-call-interface .caller-name {
        font-size: 1.8em;
        font-weight: 700;
        margin-bottom: 8px;
        color: white;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    }
    
    .active-call-interface .call-timer {
        font-size: 1.2em;
        color: rgba(255, 255, 255, 0.9);
        font-family: 'Courier New', monospace;
        font-weight: 600;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    }
    
    .active-call-interface .call-status {
        text-align: center;
    }
    
    .active-call-interface .status-text {
        font-size: 1em;
        color: #ffffff;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 1px;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    }
    
    .active-call-interface .call-controls {
        display: flex;
        justify-content: center;
        gap: 30px;
        padding: 60px 20px;
        background: rgba(0, 0, 0, 0.1);
        backdrop-filter: blur(10px);
    }
    
    .active-call-interface .control-btn {
        width: 70px;
        height: 70px;
        border-radius: 50%;
        border: none;
        background: rgba(255, 255, 255, 0.15);
        color: white;
        font-size: 1.8em;
        cursor: pointer;
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        justify-content: center;
        backdrop-filter: blur(10px);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    }
    
    .active-call-interface .control-btn:active {
        transform: scale(0.95);
    }
    
    .active-call-interface .control-btn.end-call {
        background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
        box-shadow: 0 8px 24px rgba(239, 68, 68, 0.4);
    }
    
    .active-call-interface .control-btn.muted {
        background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
        box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
    }
    
    /* Call Interface (Legacy) - Mobile */
    .call-interface {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        border-radius: 0;
        padding: 20px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
        color: white;
        z-index: 10001;
    }
    
    .call-header {
        text-align: center;
        padding: 20px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .call-status {
        font-size: 1.2em;
        font-weight: 600;
        color: #60a5fa;
    }
    
    .call-duration {
        font-size: 1.1em;
        color: #9ca3af;
        margin-top: 5px;
    }
    
    .call-controls {
        display: flex;
        justify-content: center;
        gap: 20px;
        padding: 40px 0;
        flex-wrap: wrap;
    }
    
    .call-controls .btn {
        width: 80px;
        height: 80px;
        border-radius: 50%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        font-size: 0.9em;
        font-weight: 600;
        border: none;
        transition: all 0.3s ease;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    }
    
    .call-controls .btn-danger {
        background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
        color: white;
    }
    
    .call-controls .btn-secondary {
        background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
        color: white;
    }
    
    .call-controls .btn:hover {
        transform: scale(1.1);
        box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
    }
    
    .call-controls .btn i {
        font-size: 1.5em;
        margin-bottom: 5px;
    }
}

.call-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #e5e7eb;
}

.call-status {
    font-weight: 600;
    color: #2563eb;
    font-size: 1.1em;
}

.call-duration {
    font-size: 0.9em;
    color: #6b7280;
    font-family: monospace;
}

.call-controls {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.call-controls .btn {
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.call-controls .btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Incoming Call Modal */
#incoming-call-modal {
    background: rgba(0, 0, 0, 0.7);
    z-index: 10000 !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    display: block !important;
}

#incoming-call-backdrop {
    z-index: 9999 !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: rgba(0, 0, 0, 0.5) !important;
}

/* Mobile Incoming Call Modal */
@media (max-width: 768px) {
    #incoming-call-modal .modal-dialog {
        margin: 0;
        height: 100%;
        max-width: 100%;
    }
    
    #incoming-call-modal .modal-content {
        height: 100%;
        border-radius: 0;
        background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
        color: white;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
        padding: 40px 20px;
        animation: fadeIn 0.3s ease-out;
    }
    
    #incoming-call-modal .modal-header {
        background: rgba(0, 0, 0, 0.2);
        border: none;
        padding: 40px 20px 20px;
        backdrop-filter: blur(10px);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    #incoming-call-modal .modal-title {
        font-size: 1.6em;
        font-weight: 700;
        color: #60a5fa;
        text-transform: uppercase;
        letter-spacing: 1px;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    }
    
    #incoming-call-modal .modal-body {
        flex: 1;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 60px 20px;
        background: rgba(0, 0, 0, 0.1);
    }
    
    #incoming-call-modal .caller-name {
        font-size: 2.2em;
        font-weight: 700;
        margin: 30px 0 15px 0;
        color: white;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    }
    
    #incoming-call-modal .caller-shop {
        font-size: 1.3em;
        color: rgba(255, 255, 255, 0.8);
        margin-bottom: 40px;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    }
    
    #incoming-call-modal .modal-footer {
        border: none;
        padding: 40px 20px;
        justify-content: center;
        gap: 40px;
        background: rgba(0, 0, 0, 0.2);
        backdrop-filter: blur(10px);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    #incoming-call-modal .btn {
        width: 90px;
        height: 90px;
        border-radius: 50%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        font-size: 1em;
        font-weight: 600;
        border: none;
        transition: all 0.3s ease;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
        backdrop-filter: blur(10px);
    }
    
    #incoming-call-modal .btn-success {
        background: linear-gradient(135deg, #10b981 0%, #059669 100%);
        color: white;
        box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4);
    }
    
    #incoming-call-modal .btn-danger {
        background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
        color: white;
        box-shadow: 0 8px 24px rgba(239, 68, 68, 0.4);
    }
    
    #incoming-call-modal .btn:active {
        transform: scale(0.95);
    }
    
    #incoming-call-modal .btn i {
        font-size: 2em;
        margin-bottom: 8px;
    }
    
    #incoming-call-modal .pulse-ring {
        width: 140px;
        height: 120px;
    }
    
    #incoming-call-modal .pulse-ring i {
        font-size: 36px !important;
    }
    
    /* Additional mobile optimizations */
    .mobile-call {
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
    }
    
    .mobile-call .btn {
        min-height: 44px;
        min-width: 44px;
        touch-action: manipulation;
    }
    
    /* Prevent text selection during calls */
    .mobile-call * {
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }
    
    /* Mobile call button styles */
    .call-btn.mobile {
        padding: 12px 20px;
        font-size: 1.1em;
        border-radius: 25px;
        min-height: 50px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
    }
}

/* Mobile-specific call button styles */
@media (max-width: 768px) {
    .call-btn {
        padding: 12px 20px;
        font-size: 1.1em;
        border-radius: 25px;
        min-height: 50px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
        background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    }
    
    .call-btn:hover {
        transform: translateY(-3px);
        box-shadow: 0 6px 16px rgba(37, 99, 235, 0.5);
        background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    }
    
    .call-btn:active {
        transform: scale(0.95) translateY(0);
        box-shadow: 0 2px 6px rgba(37, 99, 235, 0.4);
    }
    
    .call-btn.small {
        padding: 8px 14px;
        font-size: 0.9em;
        min-height: 40px;
        border-radius: 20px;
    }
}

#incoming-call-modal .modal-content {
    border-radius: 16px;
    border: none;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
}

#incoming-call-modal .modal-header {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: white;
    border-radius: 16px 16px 0 0;
    border-bottom: none;
    padding: 20px 24px;
}

#incoming-call-modal .modal-title {
    font-weight: 700;
    font-size: 1.2em;
}

#incoming-call-modal .modal-body {
    padding: 40px 24px;
    text-align: center;
    background: transparent;
}

#incoming-call-modal .modal-footer {
    border-top: none;
    padding: 24px;
    justify-content: center;
    gap: 16px;
    background: transparent;
}

/* Call Animation */
.call-animation {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 20px 0;
}

.pulse-ring {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    position: relative;
    animation: pulse 2s infinite;
}

.pulse-ring::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 2px solid #2563eb;
    border-radius: 50%;
    animation: pulse-ring 2s infinite;
}

.pulse-ring::after {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    border: 2px solid rgba(37, 99, 235, 0.3);
    border-radius: 50%;
    animation: pulse-ring 2s infinite 0.5s;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

@keyframes pulse-ring {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

/* CRM Dark Theme Compatibility */
.dark-theme #incoming-call-modal .modal-content {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
}

.dark-theme #incoming-call-modal .btn {
    border-radius: 8px;
    font-weight: 600;
    padding: 12px 24px;
    transition: all 0.3s ease;
}

.dark-theme #incoming-call-modal .btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.dark-theme #incoming-call-modal .btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(16, 185, 129, 0.4);
}

.dark-theme #incoming-call-modal .btn-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    border: none;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.dark-theme #incoming-call-modal .btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(239, 68, 68, 0.4);
}

/* Call Buttons */
.call-btn {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 6px 12px;
    font-size: 0.9em;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    text-decoration: none;
    min-width: 32px;
    min-height: 28px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.2);
}

.call-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.call-btn:hover::before {
    left: 100%;
}

.call-btn:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

.call-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.3);
}

.call-btn i {
    font-size: 0.8em;
    position: relative;
    z-index: 1;
}

.call-btn.small {
    padding: 3px 6px;
    font-size: 0.7em;
    width: auto;
    height: auto;
    min-width: 24px;
    min-height: 24px;
    border-radius: 6px;
}

.call-btn.success {
    background: #10b981;
}

.call-btn.success:hover {
    background: #059669;
}

.call-btn.danger {
    background: #ef4444;
}

.call-btn.danger:hover {
    background: #dc2626;
}

/* User Status Indicators */
.user-status {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 8px;
}

.user-status.online {
    background: #10b981;
}

.user-status.offline {
    background: #6b7280;
}

.user-status.busy {
    background: #f59e0b;
}

.user-status.away {
    background: #ef4444;
}

/* Call History */
.call-history-item {
    padding: 12px;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.call-history-item:last-child {
    border-bottom: none;
}

.call-info {
    flex: 1;
}

.call-participant {
    font-weight: 600;
    color: #374151;
}

.call-details {
    font-size: 0.9em;
    color: #6b7280;
    margin-top: 2px;
}

.call-status-badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8em;
    font-weight: 500;
}

.call-status-badge.answered {
    background: #d1fae5;
    color: #065f46;
}

.call-status-badge.missed {
    background: #fee2e2;
    color: #991b1b;
}

.call-status-badge.ended {
    background: #e0e7ff;
    color: #3730a3;
}

/* Responsive Design */
@media (max-width: 768px) {
    .call-interface {
        top: 10px;
        right: 10px;
        left: 10px;
        min-width: auto;
        width: calc(100% - 20px);
    }
    
    .call-controls {
        flex-direction: column;
        gap: 8px;
    }
    
    .call-controls .btn {
        width: 100%;
        padding: 12px;
    }
    
    #incoming-call-modal .modal-dialog {
        margin: 20px;
    }
}

/* Animation for incoming calls */
@keyframes incoming-call-pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.incoming-call-animation {
    animation: incoming-call-pulse 2s infinite;
}

/* Call quality indicators */
.call-quality {
    display: flex;
    gap: 2px;
    margin-top: 5px;
}

.call-quality-bar {
    width: 3px;
    height: 12px;
    background: #e5e7eb;
    border-radius: 1px;
}

.call-quality-bar.active {
    background: #10b981;
}

/* Mute indicator */
.mute-indicator {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ef4444;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7em;
    font-weight: bold;
}

/* Call recording indicator */
.recording-indicator {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #ef4444;
    font-size: 0.8em;
    margin-top: 5px;
}

.recording-dot {
    width: 8px;
    height: 8px;
    background: #ef4444;
    border-radius: 50%;
    animation: pulse 1s infinite;
}

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

/* Enhanced Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        transform: translate3d(0, -8px, 0);
    }
    70% {
        transform: translate3d(0, -4px, 0);
    }
    90% {
        transform: translate3d(0, -2px, 0);
    }
}

/* Mobile-specific enhancements */
@media (max-width: 768px) {
    .active-call-interface {
        animation: fadeIn 0.3s ease-out;
    }
    
    .active-call-interface .control-btn {
        animation: bounce 0.6s ease-out;
    }
    
    .active-call-interface .control-btn:nth-child(2) {
        animation-delay: 0.1s;
    }
    
    #incoming-call-modal .modal-content {
        animation: fadeIn 0.3s ease-out;
    }
    
    #incoming-call-modal .btn {
        animation: bounce 0.6s ease-out;
    }
    
    #incoming-call-modal .btn:nth-child(2) {
        animation-delay: 0.1s;
    }
}