:root {
            --bg-primary: #0a0a0f;
            --bg-secondary: #12121a;
            --bg-tertiary: #1a1a25;
            --bg-card: #15151f;
            --accent-green: #00ff88;
            --accent-green-dim: #00ff8833;
            --accent-blue: #00d4ff;
            --accent-purple: #a855f7;
            --accent-pink: #ff6b9d;
            --accent-orange: #ff9f43;
            --text-primary: #ffffff;
            --text-secondary: #8b8b9e;
            --text-muted: #5a5a6e;
            --border-color: #2a2a3a;
            --success: #00ff88;
            --error: #ff4757;
            --warning: #ffa502;
            --gradient-1: linear-gradient(135deg, #00ff88 0%, #00d4ff 100%);
            --gradient-2: linear-gradient(135deg, #a855f7 0%, #ff6b9d 100%);
            --glow-green: 0 0 30px #00ff8844;
            --glow-blue: 0 0 30px #00d4ff44;
        }

        [data-theme="light"] {
            --bg-primary: #f5f5f7;
            --bg-secondary: #ffffff;
            --bg-tertiary: #e8e8ed;
            --bg-card: #ffffff;
            --text-primary: #1a1a2e;
            --text-secondary: #5a5a6e;
            --text-muted: #8b8b9e;
            --border-color: #d4d4d8;
            --accent-green: #00c853;
            --accent-green-dim: #00c85322;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Sora', -apple-system, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            min-height: 100vh;
            overflow-x: hidden;
        }

        /* Animated background */
        .bg-animation {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
        }

        .bg-animation::before {
            content: '';
            position: absolute;
            width: 150%;
            height: 150%;
            top: -25%;
            left: -25%;
            background:
                radial-gradient(ellipse at 20% 20%, #00ff8811 0%, transparent 50%),
                radial-gradient(ellipse at 80% 80%, #00d4ff11 0%, transparent 50%),
                radial-gradient(ellipse at 40% 60%, #a855f711 0%, transparent 40%);
            animation: bgFloat 20s ease-in-out infinite;
        }

        @keyframes bgFloat {
            0%, 100% { transform: translate(0, 0) rotate(0deg); }
            25% { transform: translate(2%, 2%) rotate(1deg); }
            50% { transform: translate(-1%, 3%) rotate(-1deg); }
            75% { transform: translate(3%, -2%) rotate(2deg); }
        }

        .grid-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image:
                linear-gradient(var(--border-color) 1px, transparent 1px),
                linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
            background-size: 60px 60px;
            opacity: 0.03;
            z-index: -1;
        }

        /* Header */
        .header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
            backdrop-filter: blur(20px);
        }

        .header-content {
            max-width: 1600px;
            margin: 0 auto;
            padding: 16px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .logo-section {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .logo {
            width: 44px;
            height: 44px;
            background: var(--gradient-1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--glow-green);
            animation: logoPulse 3s ease-in-out infinite;
        }

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

        @keyframes logoPulse {
            0%, 100% { box-shadow: var(--glow-green); transform: scale(1); }
            50% { box-shadow: 0 0 40px #00ff8866; transform: scale(1.02); }
        }

        .logo svg {
            width: 26px;
            height: 26px;
            fill: var(--bg-primary);
        }

        .logo-text h1 {
            font-size: 20px;
            font-weight: 700;
            background: var(--gradient-1);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .logo-text span {
            font-size: 11px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        .header-controls {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .status-badge {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: var(--bg-tertiary);
            border-radius: 100px;
            font-size: 13px;
            font-weight: 500;
            border: 1px solid var(--border-color);
        }

        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--text-muted);
        }

        .status-dot.connected {
            background: var(--success);
            box-shadow: 0 0 10px var(--success);
            animation: pulse 2s ease-in-out infinite;
        }

        .status-dot.loading {
            background: var(--warning);
            animation: pulse 1s ease-in-out infinite;
        }

        .status-dot.error {
            background: var(--error);
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.6; transform: scale(1.2); }
        }

        .theme-toggle {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            background: var(--bg-tertiary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }

        .theme-toggle:hover {
            background: var(--bg-card);
            border-color: var(--accent-green);
        }

        .theme-toggle svg {
            width: 20px;
            height: 20px;
            fill: var(--text-secondary);
        }

        /* Main layout */
        .main-container {
            max-width: 1600px;
            margin: 0 auto;
            padding: 24px;
            display: grid;
            grid-template-columns: 320px 1fr 400px;
            gap: 24px;
            min-height: calc(100vh - 80px);
        }

        @media (max-width: 1400px) {
            .main-container {
                grid-template-columns: 1fr 1fr;
            }
            .sidebar-right {
                grid-column: span 2;
            }
        }

        @media (max-width: 900px) {
            .main-container {
                grid-template-columns: 1fr;
                padding: 16px;
            }
            .sidebar-right {
                grid-column: span 1;
            }
        }

        /* Cards */
        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            overflow: hidden;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .card:hover {
            border-color: var(--accent-green-dim);
        }

        .card-header {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .card-title {
            font-size: 14px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .card-title-icon {
            width: 32px;
            height: 32px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .card-title-icon svg {
            width: 18px;
            height: 18px;
        }

        .card-body {
            padding: 24px;
        }

        /* Connection Card */
        .connection-card .card-title-icon {
            background: var(--accent-green-dim);
        }

        .connection-card .card-title-icon svg {
            fill: var(--accent-green);
        }

        .qr-section {
            text-align: center;
        }

        .qr-container {
            width: 220px;
            height: 220px;
            margin: 0 auto 20px;
            background: var(--bg-tertiary);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
            border: 2px dashed var(--border-color);
            transition: all 0.3s ease;
        }

        .qr-container.has-qr {
            border-style: solid;
            border-color: var(--accent-green);
            box-shadow: var(--glow-green);
        }

        .qr-container.connected {
            border-color: var(--success);
            background: var(--accent-green-dim);
        }

        .qr-code {
            max-width: 180px;
            max-height: 180px;
            border-radius: 8px;
        }

        .spinner {
            width: 48px;
            height: 48px;
            border: 3px solid var(--border-color);
            border-top-color: var(--accent-green);
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }

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

        .connected-icon {
            width: 80px;
            height: 80px;
            background: var(--gradient-1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            animation: connectedPulse 2s ease-in-out infinite;
        }

        .connected-icon svg {
            width: 40px;
            height: 40px;
            fill: var(--bg-primary);
        }

        @keyframes connectedPulse {
            0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 var(--accent-green-dim); }
            50% { transform: scale(1.05); box-shadow: 0 0 30px 10px var(--accent-green-dim); }
        }

        .connection-info {
            margin-top: 16px;
        }

        .info-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            background: var(--bg-tertiary);
            border-radius: 10px;
            margin-bottom: 8px;
            font-size: 13px;
        }

        .info-label {
            color: var(--text-muted);
        }

        .info-value {
            font-weight: 600;
            font-family: 'JetBrains Mono', monospace;
        }

        .session-actions {
            display: flex;
            gap: 10px;
            margin-top: 20px;
        }

        /* Buttons */
        .btn {
            padding: 12px 20px;
            border-radius: 12px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: 'Sora', sans-serif;
            border: none;
        }

        .btn svg {
            width: 16px;
            height: 16px;
        }

        .btn-primary {
            background: var(--gradient-1);
            color: var(--bg-primary);
        }

        .btn-primary:hover {
            box-shadow: var(--glow-green);
            transform: translateY(-2px);
        }

        .btn-danger {
            background: var(--bg-tertiary);
            color: var(--error);
            border: 1px solid var(--error);
        }

        .btn-danger:hover {
            background: var(--error);
            color: white;
        }

        .btn-secondary {
            background: var(--bg-tertiary);
            color: var(--text-primary);
            border: 1px solid var(--border-color);
        }

        .btn-secondary:hover {
            border-color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        .btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: none !important;
        }

        .btn-sm {
            padding: 8px 14px;
            font-size: 12px;
        }

        .btn-block {
            width: 100%;
        }

        /* API Panel */
        .api-panel {
            display: flex;
            flex-direction: column;
            height: calc(100vh - 130px);
            min-height: 600px;
        }

        .api-tabs {
            display: flex;
            gap: 8px;
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-color);
            overflow-x: auto;
            overflow-y: hidden;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-color) transparent;
            position: relative;
        }

        .api-tabs::after {
            content: '';
            flex-shrink: 0;
            width: 1px;
        }

        /* Ensure tabs are visible - remove any max-width constraints */
        .api-panel {
            min-width: 0;
        }

        /* Make tabs scrollable with visible scrollbar on hover */
        .api-tabs:hover {
            scrollbar-color: var(--accent-green) var(--bg-secondary);
        }

        .api-tabs::-webkit-scrollbar {
            height: 4px;
        }

        .api-tabs::-webkit-scrollbar-thumb {
            background: var(--border-color);
            border-radius: 2px;
        }

        .api-tab {
            padding: 10px 16px;
            border-radius: 10px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
            white-space: nowrap;
            background: var(--bg-tertiary);
            color: var(--text-secondary);
            border: 1px solid transparent;
            flex-shrink: 0;
            min-width: fit-content;
            position: relative;
            z-index: 1;
        }

        .api-tab:hover {
            color: var(--text-primary);
            border-color: var(--border-color);
        }

        .api-tab.active {
            background: var(--gradient-1);
            color: var(--bg-primary);
        }

        .api-content {
            flex: 1;
            overflow-y: auto;
            padding: 24px;
        }

        .api-section {
            display: none;
            animation: fadeIn 0.3s ease;
        }

        .api-section.active {
            display: block;
        }

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

        /* Form styles */
        .form-group {
            margin-bottom: 20px;
        }

        .form-label {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--text-secondary);
            margin-bottom: 8px;
        }

        .form-input {
            width: 100%;
            padding: 14px 18px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            background: var(--bg-tertiary);
            color: var(--text-primary);
            font-size: 14px;
            font-family: 'Sora', sans-serif;
            transition: all 0.3s ease;
        }

        .form-input:focus {
            outline: none;
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px var(--accent-green-dim);
        }

        .form-input::placeholder {
            color: var(--text-muted);
        }

        textarea.form-input {
            min-height: 100px;
            resize: vertical;
            font-family: 'Sora', sans-serif;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        @media (max-width: 600px) {
            .form-row {
                grid-template-columns: 1fr;
            }
        }

        /* Toggle input mode */
        .input-mode-toggle {
            display: flex;
            background: var(--bg-tertiary);
            border-radius: 10px;
            padding: 4px;
            margin-bottom: 16px;
        }

        .input-mode-btn {
            flex: 1;
            padding: 10px 16px;
            border: none;
            background: transparent;
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            border-radius: 8px;
            transition: all 0.3s ease;
            font-family: 'Sora', sans-serif;
        }

        .input-mode-btn.active {
            background: var(--accent-green);
            color: var(--bg-primary);
        }

        .input-mode-btn:hover:not(.active) {
            background: var(--bg-card);
        }

        /* File input */
        .file-drop-zone {
            border: 2px dashed var(--border-color);
            border-radius: 12px;
            padding: 40px 20px;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
        }

        .file-drop-zone:hover, .file-drop-zone.dragover {
            border-color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        .file-drop-zone input {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            opacity: 0;
            cursor: pointer;
        }

        .file-drop-zone svg {
            width: 48px;
            height: 48px;
            fill: var(--text-muted);
            margin-bottom: 12px;
        }

        .file-drop-zone p {
            color: var(--text-muted);
            font-size: 14px;
        }

        .file-drop-zone .file-name {
            color: var(--accent-green);
            font-weight: 600;
            margin-top: 8px;
        }

        .file-preview {
            margin-top: 16px;
            padding: 16px;
            background: var(--bg-tertiary);
            border-radius: 12px;
            display: none;
        }

        .file-preview.visible {
            display: block;
            animation: fadeIn 0.3s ease;
        }

        .file-preview img {
            max-width: 100%;
            max-height: 200px;
            border-radius: 8px;
        }

        .file-preview video {
            max-width: 100%;
            max-height: 200px;
            border-radius: 8px;
        }

        /* Recording interface */
        #recordButton {
            transition: all 0.3s ease;
            animation: pulse 2s ease-in-out infinite;
        }

        #recordButton:active {
            transform: scale(0.95);
        }

        @keyframes pulse {
            0%, 100% { box-shadow: 0 0 0 0 rgba(255, 71, 87, 0.7); }
            50% { box-shadow: 0 0 0 20px rgba(255, 71, 87, 0); }
        }

        #recordingTime {
            font-family: 'JetBrains Mono', monospace;
            font-weight: 600;
            animation: blink 1s ease-in-out infinite;
        }

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

        /* Bulk recipients */
        .bulk-recipients {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .recipient-row {
            display: flex;
            gap: 12px;
            align-items: center;
            animation: slideIn 0.3s ease;
        }

        @keyframes slideIn {
            from { opacity: 0; transform: translateX(-20px); }
            to { opacity: 1; transform: translateX(0); }
        }

        .recipient-row input {
            flex: 1;
        }

        .recipient-row .btn-remove {
            width: 40px;
            height: 40px;
            padding: 0;
            border-radius: 10px;
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            color: var(--error);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }

        .recipient-row .btn-remove:hover {
            background: var(--error);
            color: white;
            border-color: var(--error);
        }

        .bulk-actions {
            display: flex;
            gap: 12px;
            margin-top: 8px;
        }

        /* Help tooltip */
        .help-icon {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            cursor: help;
            position: relative;
            font-size: 11px;
            font-weight: 700;
            color: var(--text-muted);
        }

        .help-icon::after {
            content: attr(data-tooltip);
            position: absolute;
            bottom: calc(100% + 10px);
            left: 50%;
            transform: translateX(-50%);
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            padding: 12px 16px;
            border-radius: 10px;
            font-size: 12px;
            font-weight: 400;
            white-space: pre-line;
            width: 250px;
            text-align: left;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 100;
            box-shadow: 0 10px 30px rgba(0,0,0,0.3);
            color: var(--text-secondary);
            line-height: 1.5;
        }

        .help-icon:hover::after {
            opacity: 1;
            visibility: visible;
        }

        /* Result cards */
        .result-container {
            margin-top: 24px;
        }

        .result-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 16px;
        }

        .result-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
        }

        .result-count {
            font-size: 12px;
            color: var(--text-muted);
            background: var(--bg-tertiary);
            padding: 4px 12px;
            border-radius: 100px;
        }

        .result-grid {
            display: grid;
            gap: 12px;
        }

        .result-card {
            background: var(--bg-tertiary);
            border-radius: 12px;
            padding: 16px;
            border: 1px solid var(--border-color);
            transition: all 0.3s ease;
            animation: cardSlide 0.3s ease;
        }

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

        .result-card:hover {
            border-color: var(--accent-green-dim);
        }

        .result-card-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
        }

        .result-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--gradient-1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            color: var(--bg-primary);
        }

        .result-avatar img {
            width: 100%;
            height: 100%;
            border-radius: 50%;
            object-fit: cover;
        }

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

        .result-name {
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .result-subtitle {
            font-size: 12px;
            color: var(--text-muted);
            font-family: 'JetBrains Mono', monospace;
        }

        .result-meta {
            display: flex;
            gap: 16px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .result-meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .result-badge {
            padding: 4px 10px;
            border-radius: 100px;
            font-size: 11px;
            font-weight: 600;
        }

        .result-badge.success {
            background: var(--accent-green-dim);
            color: var(--accent-green);
        }

        .result-badge.group {
            background: rgba(168, 85, 247, 0.2);
            color: var(--accent-purple);
        }

        .result-message {
            margin-top: 12px;
            padding: 12px;
            background: var(--bg-card);
            border-radius: 8px;
            font-size: 13px;
            line-height: 1.5;
        }

        /* Success/Error states */
        .success-card {
            background: linear-gradient(135deg, rgba(0, 255, 136, 0.1) 0%, var(--bg-tertiary) 100%);
            border-color: var(--success);
        }

        .error-card {
            background: linear-gradient(135deg, rgba(255, 71, 87, 0.1) 0%, var(--bg-tertiary) 100%);
            border-color: var(--error);
        }

        .success-icon, .error-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
        }

        .success-icon {
            background: var(--success);
        }

        .error-icon {
            background: var(--error);
        }

        .success-icon svg, .error-icon svg {
            width: 24px;
            height: 24px;
            fill: var(--bg-primary);
        }

        /* Messages Panel */
        .messages-panel {
            display: flex;
            flex-direction: column;
            height: calc(100vh - 130px);
            min-height: 600px;
        }

        .webhook-toggle {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-color);
            background: var(--bg-tertiary);
        }

        .toggle-label {
            font-size: 13px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .toggle-switch {
            position: relative;
            width: 52px;
            height: 28px;
            background: var(--bg-primary);
            border-radius: 100px;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 2px solid var(--border-color);
        }

        .toggle-switch.active {
            background: var(--accent-green);
            border-color: var(--accent-green);
        }

        .toggle-switch::after {
            content: '';
            position: absolute;
            top: 3px;
            left: 3px;
            width: 18px;
            height: 18px;
            background: var(--text-primary);
            border-radius: 50%;
            transition: all 0.3s ease;
        }

        .toggle-switch.active::after {
            transform: translateX(24px);
            background: var(--bg-primary);
        }

        .number-filter {
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-color);
        }

        .filter-input-wrapper {
            position: relative;
        }

        .filter-input-wrapper svg {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            width: 18px;
            height: 18px;
            fill: var(--text-muted);
        }

        .filter-input {
            width: 100%;
            padding: 12px 14px 12px 44px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            background: var(--bg-tertiary);
            color: var(--text-primary);
            font-size: 14px;
            font-family: 'Sora', sans-serif;
        }

        .filter-input:focus {
            outline: none;
            border-color: var(--accent-green);
        }

        .messages-list {
            flex: 1;
            overflow-y: auto;
            padding: 16px;
        }

        .message-item {
            padding: 16px;
            background: var(--bg-tertiary);
            border-radius: 12px;
            margin-bottom: 12px;
            border-left: 3px solid var(--accent-green);
            animation: messageSlide 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            transition: all 0.3s ease;
        }

        .message-item:hover {
            transform: translateX(4px);
            box-shadow: 0 4px 12px rgba(0, 255, 136, 0.1);
        }

        .message-item-new {
            animation: messageSlideIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            border-left-color: var(--accent-blue);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
        }

        @keyframes messageSlide {
            from { opacity: 0; transform: translateX(-30px) scale(0.95); }
            to { opacity: 1; transform: translateX(0) scale(1); }
        }

        @keyframes messageSlideIn {
            0% {
                opacity: 0;
                transform: translateY(-20px) scale(0.9);
                box-shadow: 0 0 30px rgba(0, 212, 255, 0.4);
            }
            50% {
                transform: translateY(2px) scale(1.02);
            }
            100% {
                opacity: 1;
                transform: translateY(0) scale(1);
                box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
            }
            to { opacity: 1; transform: translateX(0) scale(1); }
        }

        .message-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 10px;
        }

        .message-from {
            font-weight: 600;
            font-size: 14px;
            color: var(--accent-green);
        }

        .message-time {
            font-size: 11px;
            color: var(--text-muted);
            font-family: 'JetBrains Mono', monospace;
        }

        .message-body {
            font-size: 14px;
            color: var(--text-primary);
            line-height: 1.5;
            word-break: break-word;
        }

        .message-media {
            margin-top: 12px;
            border-radius: 8px;
            overflow: hidden;
            max-width: 100%;
        }

        .message-media img {
            max-width: 100%;
            max-height: 300px;
            display: block;
            border-radius: 8px;
        }

        .message-media video {
            max-width: 100%;
            max-height: 300px;
            border-radius: 8px;
        }

        .message-media audio {
            width: 100%;
            margin-top: 8px;
        }

        .message-media-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 16px;
            background: var(--bg-card);
            border-radius: 8px;
            color: var(--accent-blue);
            text-decoration: none;
            font-size: 13px;
            margin-top: 8px;
            transition: all 0.3s ease;
        }

        .message-media-link:hover {
            background: var(--accent-green-dim);
        }

        .message-meta {
            margin-top: 10px;
            font-size: 11px;
            color: var(--text-muted);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .no-messages {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-muted);
        }

        .no-messages svg {
            width: 64px;
            height: 64px;
            fill: var(--text-muted);
            opacity: 0.3;
            margin-bottom: 16px;
        }

        /* Toast notifications */
        .toast-container {
            position: fixed;
            bottom: 24px;
            right: 24px;
            z-index: 1000;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .toast {
            padding: 16px 24px;
            border-radius: 12px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
            display: flex;
            align-items: center;
            gap: 12px;
            animation: toastIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            max-width: 400px;
        }

        .toast.success {
            border-color: var(--success);
        }

        .toast.error {
            border-color: var(--error);
        }

        .toast.removing {
            animation: toastOut 0.3s ease forwards;
        }

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

        @keyframes toastOut {
            to { opacity: 0; transform: translateX(100px); }
        }

        .toast-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .toast.success .toast-icon {
            background: var(--success);
        }

        .toast.error .toast-icon {
            background: var(--error);
        }

        .toast-icon svg {
            width: 14px;
            height: 14px;
            fill: var(--bg-primary);
        }

        .toast-content {
            flex: 1;
        }

        .toast-title {
            font-weight: 600;
            font-size: 14px;
        }

        .toast-message {
            font-size: 12px;
            color: var(--text-secondary);
        }

        /* Loading overlay */
        .loading-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(10, 10, 15, 0.9);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 9999;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }

        .loading-overlay.visible {
            opacity: 1;
            visibility: visible;
        }

        .loading-content {
            text-align: center;
        }

        .loading-spinner {
            width: 60px;
            height: 60px;
            border: 3px solid var(--border-color);
            border-top-color: var(--accent-green);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin: 0 auto 20px;
        }

        /* Intro animation */
        .intro-animation {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--bg-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 10000;
            transition: opacity 0.5s ease, visibility 0.5s ease;
        }

        .intro-animation.hidden {
            opacity: 0;
            visibility: hidden;
        }

        .intro-logo {
            width: 100px;
            height: 100px;
            background: var(--gradient-1);
            border-radius: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            animation: introScale 0.8s ease-out;
        }

        .intro-logo svg {
            width: 60px;
            height: 60px;
            fill: var(--bg-primary);
        }

        @keyframes introScale {
            0% { transform: scale(0) rotate(-180deg); opacity: 0; }
            50% { transform: scale(1.2) rotate(0deg); }
            100% { transform: scale(1) rotate(0deg); opacity: 1; }
        }

        /* Mobile adjustments */
        @media (max-width: 600px) {
            .header-content {
                padding: 12px 16px;
            }

            .logo-text span {
                display: none;
            }

            .session-actions {
                flex-direction: column;
            }

            .toast-container {
                bottom: 16px;
                right: 16px;
                left: 16px;
            }

            .toast {
                max-width: none;
            }

            .bulk-actions {
                flex-direction: column;
            }
        }

        /* Custom scrollbar */
        ::-webkit-scrollbar {
            width: 8px;
        }

        ::-webkit-scrollbar-track {
            background: var(--bg-primary);
        }

        ::-webkit-scrollbar-thumb {
            background: var(--border-color);
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--text-muted);
        }

        /* Empty state */
        .empty-state {
            text-align: center;
            padding: 40px 20px;
        }

        .empty-state svg {
            width: 80px;
            height: 80px;
            fill: var(--text-muted);
            opacity: 0.3;
            margin-bottom: 20px;
        }

        .empty-state h3 {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 8px;
        }

        .empty-state p {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* Confirmation Modal */
        .confirm-modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.8);
            backdrop-filter: blur(8px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 99999;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }

        .confirm-modal-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .confirm-modal {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 32px;
            max-width: 400px;
            width: 90%;
            text-align: center;
            transform: scale(0.9) translateY(20px);
            transition: all 0.3s ease;
            position: relative;
            z-index: 100000;
        }

        .confirm-modal-overlay.active .confirm-modal {
            transform: scale(1) translateY(0);
        }

        .confirm-modal-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(255, 71, 87, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
        }

        .confirm-modal-icon svg {
            width: 32px;
            height: 32px;
            fill: var(--error);
        }

        .confirm-modal-icon.warning {
            background: rgba(255, 165, 2, 0.1);
        }

        .confirm-modal-icon.warning svg {
            fill: var(--warning);
        }

        .confirm-modal h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .confirm-modal p {
            color: var(--text-secondary);
            font-size: 14px;
            margin-bottom: 24px;
            line-height: 1.5;
        }

        .confirm-modal-actions {
            display: flex;
            gap: 12px;
            justify-content: center;
        }

        .confirm-modal-actions .btn {
            min-width: 100px;
        }

        .btn-warning {
            background: var(--warning);
            color: var(--bg-dark);
        }

        .btn-warning:hover {
            background: #e69100;
        }

        /* User Info Card */
        .user-info-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .user-info-row:last-child {
            border-bottom: none;
        }

        .user-info-label {
            font-size: 12px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .user-info-value {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-primary);
        }

        .plan-badge {
            background: var(--accent-green-dim);
            color: var(--accent-green);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 11px;
            text-transform: uppercase;
            font-weight: 600;
        }

        .plan-badge.pro {
            background: rgba(168, 85, 247, 0.2);
            color: var(--accent-purple);
        }

        .api-key-section {
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid var(--border-color);
        }

        .api-key-display {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: 8px;
            background: var(--bg-primary);
            padding: 8px 12px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
        }

        .api-key-display code {
            flex: 1;
            font-family: 'JetBrains Mono', monospace;
            font-size: 12px;
            color: var(--accent-green);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .btn-icon {
            background: transparent;
            border: none;
            padding: 4px;
            cursor: pointer;
            opacity: 0.6;
            transition: opacity 0.2s;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .btn-icon:hover {
            opacity: 1;
        }

        .btn-icon svg {
            fill: var(--text-secondary);
        }

        /* Session Selector */
        .session-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
            max-height: 200px;
            overflow-y: auto;
        }

        .session-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px;
            background: var(--bg-primary);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.2s;
        }

        .session-item:hover {
            border-color: var(--accent-green);
            background: var(--bg-tertiary);
        }

        .session-item.active {
            border-color: var(--accent-green);
            background: var(--accent-green-dim);
        }

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

        .session-item-name {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-primary);
        }

        .session-item-status {
            font-size: 11px;
            color: var(--text-muted);
        }

        .session-item-status.connected {
            color: var(--accent-green);
        }

        .session-item-status.disconnected {
            color: var(--error);
        }

        .btn-sm {
            padding: 6px 12px;
            font-size: 12px;
        }

        .card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .no-sessions {
            text-align: center;
            padding: 20px;
            color: var(--text-muted);
            font-size: 13px;
        }

        /* Session Connection Modal */
        .session-modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.85);
            backdrop-filter: blur(10px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 10000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }

        .session-modal-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .session-modal {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 24px;
            width: 90%;
            max-width: 480px;
            max-height: 90vh;
            overflow-y: auto;
            transform: scale(0.9) translateY(20px);
            transition: all 0.3s ease;
        }

        .session-modal-overlay.active .session-modal {
            transform: scale(1) translateY(0);
        }

        .session-modal-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px;
            border-bottom: 1px solid var(--border-color);
        }

        .session-modal-title {
            font-size: 18px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .session-modal-close {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.2s ease;
        }

        .session-modal-close:hover {
            background: var(--error);
            border-color: var(--error);
        }

        .session-modal-close svg {
            fill: var(--text-secondary);
            width: 16px;
            height: 16px;
        }

        .session-modal-close:hover svg {
            fill: white;
        }

        .session-modal-body {
            padding: 24px;
        }

        .qr-display {
            text-align: center;
            padding: 20px;
        }

        .qr-wrapper {
            width: 260px;
            height: 260px;
            margin: 0 auto 24px;
            background: var(--bg-tertiary);
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
            border: 2px dashed var(--border-color);
            transition: all 0.3s ease;
        }

        .qr-wrapper.has-qr {
            border-style: solid;
            border-color: var(--accent-green);
            box-shadow: 0 0 40px rgba(0, 255, 136, 0.2);
        }

        .qr-wrapper.connected {
            border-color: var(--success);
            background: var(--accent-green-dim);
        }

        .qr-wrapper img {
            max-width: 220px;
            max-height: 220px;
            border-radius: 12px;
        }

        .qr-status {
            margin-top: 16px;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .qr-status.connected {
            color: var(--accent-green);
            font-weight: 600;
        }

        .connected-info {
            background: var(--bg-tertiary);
            border-radius: 12px;
            padding: 16px;
            margin-top: 20px;
            display: none;
        }

        .connected-info.visible {
            display: block;
            animation: fadeIn 0.3s ease;
        }

        .connected-info-row {
            display: flex;
            justify-content: space-between;
            padding: 8px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .connected-info-row:last-child {
            border-bottom: none;
        }

        .connected-info-label {
            color: var(--text-muted);
            font-size: 13px;
        }

        .connected-info-value {
            font-weight: 600;
            font-size: 13px;
            color: var(--accent-green);
        }

        /* Session Tabs in Modal */
        .session-tabs {
            display: flex;
            gap: 8px;
            padding: 16px;
            background: var(--bg-tertiary);
            border-radius: 12px;
            margin-bottom: 24px;
            overflow-x: auto;
        }

        .session-tab {
            padding: 10px 16px;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            background: var(--bg-card);
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
            white-space: nowrap;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .session-tab:hover {
            border-color: var(--accent-green);
        }

        .session-tab.active {
            background: var(--gradient-1);
            color: var(--bg-primary);
            border-color: transparent;
        }

        .session-tab-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--text-muted);
        }

        .session-tab-dot.connected {
            background: var(--success);
            box-shadow: 0 0 8px var(--success);
        }

        .session-tab-dot.loading {
            background: var(--warning);
            animation: pulse 1s infinite;
        }

        .add-session-tab {
            background: transparent;
            border-style: dashed;
        }

        .add-session-tab:hover {
            background: var(--accent-green-dim);
        }

        /* Session Selector Dropdown for Forms */
        .session-selector-wrapper {
            margin-bottom: 20px;
        }

        .session-selector {
            width: 100%;
            padding: 12px 16px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            background: var(--bg-tertiary);
            color: var(--text-primary);
            font-size: 14px;
            font-family: 'Sora', sans-serif;
            cursor: pointer;
            transition: all 0.3s ease;
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%238b8b9e' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 40px;
        }

        .session-selector:focus {
            outline: none;
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px var(--accent-green-dim);
        }

        .session-selector option {
            background: var(--bg-card);
            color: var(--text-primary);
            padding: 12px;
        }

        .session-selector-label {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--text-secondary);
            margin-bottom: 8px;
        }

        .session-badge-small {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 2px 8px;
            background: var(--accent-green-dim);
            color: var(--accent-green);
            border-radius: 4px;
            font-size: 10px;
            font-weight: 600;
        }

        /* Session count badge */
        .session-count-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 20px;
            height: 20px;
            padding: 0 6px;
            background: var(--bg-primary);
            color: var(--accent-green);
            border-radius: 10px;
            font-size: 11px;
            font-weight: 700;
            margin-left: 8px;
        }

        /* Modal actions */
        .session-modal-actions {
            display: flex;
            gap: 12px;
            margin-top: 24px;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
        }

        .session-modal-actions .btn {
            flex: 1;
        }