:root {
            --glass-bg: rgba(255, 255, 255, 0.08);
            --glass-bg-hover: rgba(255, 255, 255, 0.12);
            --glass-border: rgba(255, 255, 255, 0.18);
            --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
            --blur: 20px;
            --text-primary: rgba(255, 255, 255, 0.95);
            --text-secondary: rgba(255, 255, 255, 0.7);
            --text-tertiary: rgba(255, 255, 255, 0.55);
            --accent-blue: #0a84ff;
            --accent-green: #30d158;
            --accent-orange: #ff9f0a;
            --accent-red: #ff453a;
            --accent-purple: #bf5af2;
            --accent-pink: #ff375f;
            --accent-teal: #64d2ff;
        }

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

        :focus-visible {
            outline: 2px solid var(--accent-blue);
            outline-offset: 2px;
        }

        :focus:not(:focus-visible) {
            outline: none;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            min-height: 100vh;
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
            color: var(--text-primary);
            overflow-x: hidden;
            position: relative;
            line-height: 1.6;
        }

        /* Background animated orbs */
        .bg-orbs {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 0;
            overflow: hidden;
        }

        .orb {
            position: absolute;
            border-radius: 50%;
            filter: blur(80px);
            opacity: 0.5;
            animation: float 20s infinite ease-in-out;
        }

        .orb-1 {
            width: 600px;
            height: 600px;
            background: linear-gradient(135deg, #0a84ff, #5e5ce6);
            top: -200px;
            left: -100px;
            animation-delay: 0s;
        }

        .orb-2 {
            width: 500px;
            height: 500px;
            background: linear-gradient(135deg, #bf5af2, #ff375f);
            bottom: -150px;
            right: -100px;
            animation-delay: -5s;
        }

        .orb-3 {
            width: 400px;
            height: 400px;
            background: linear-gradient(135deg, #30d158, #64d2ff);
            top: calc(50% - 200px);
            left: calc(50% - 200px);
            animation-delay: -10s;
        }

        @keyframes float {
            0%, 100% { transform: translate(0, 0) scale(1); }
            25% { transform: translate(50px, -50px) scale(1.1); }
            50% { transform: translate(-30px, 30px) scale(0.95); }
            75% { transform: translate(-50px, -30px) scale(1.05); }
        }

        .container {
            position: relative;
            z-index: 1;
            max-width: 1500px;
            margin: 0 auto;
            padding: 30px;
            min-height: 100vh;
        }

        /* Header Glass */
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 30px;
            padding: 20px 28px;
            background: var(--glass-bg);
            backdrop-filter: blur(var(--blur));
            -webkit-backdrop-filter: blur(var(--blur));
            border-radius: 24px;
            border: 1px solid var(--glass-border);
            box-shadow: var(--glass-shadow);
            flex-wrap: wrap;
            gap: 16px;
        }

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

        .logo-icon {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            box-shadow: 0 4px 15px rgba(10, 132, 255, 0.4);
            flex-shrink: 0;
        }

        h1 {
            font-size: 1.6rem;
            font-weight: 600;
            letter-spacing: -0.02em;
        }

        .header-controls {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .header-stats {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .stat-pill {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            background: var(--glass-bg);
            border-radius: 100px;
            border: 1px solid var(--glass-border);
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }

        .stat-pill:hover {
            background: var(--glass-bg-hover);
            transform: translateY(-2px);
        }

        .stat-pill .count {
            font-weight: 600;
            color: var(--accent-blue);
        }

        .live-indicator {
            width: 8px;
            height: 8px;
            background: var(--accent-green);
            border-radius: 50%;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(48, 209, 88, 0.7); }
            50% { opacity: 0.8; box-shadow: 0 0 0 8px rgba(48, 209, 88, 0); }
        }

        /* Language Selector */
        .lang-selector {
            display: flex;
            gap: 4px;
            background: var(--glass-bg);
            border-radius: 10px;
            padding: 4px;
            border: 1px solid var(--glass-border);
        }

        .lang-btn {
            padding: 8px 12px;
            border: none;
            background: transparent;
            color: var(--text-secondary);
            font-size: 0.85rem;
            font-weight: 500;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.2s ease;
            text-decoration: none;
        }

        .lang-btn:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }

        .lang-btn.active {
            background: var(--accent-blue);
            color: white;
        }

        /* SEO Intro Section */
        .seo-intro {
            background: var(--glass-bg);
            backdrop-filter: blur(var(--blur));
            -webkit-backdrop-filter: blur(var(--blur));
            border-radius: 24px;
            border: 1px solid var(--glass-border);
            box-shadow: var(--glass-shadow);
            padding: 32px;
            margin-bottom: 24px;
            text-align: center;
        }

        .seo-intro h2 {
            font-size: 1.5rem;
            font-weight: 600;
            margin-bottom: 12px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .seo-intro p {
            color: var(--text-secondary);
            max-width: 800px;
            margin: 0 auto;
            font-size: 1rem;
            line-height: 1.7;
        }

        /* Endpoint Card */
        .endpoint-card {
            background: var(--glass-bg);
            backdrop-filter: blur(var(--blur));
            -webkit-backdrop-filter: blur(var(--blur));
            border-radius: 24px;
            border: 1px solid var(--glass-border);
            box-shadow: var(--glass-shadow);
            padding: 24px;
            margin-bottom: 24px;
        }

        .endpoint-card label {
            display: block;
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 12px;
            font-weight: 500;
        }

        .endpoint-input-group {
            display: flex;
            gap: 12px;
        }

        .endpoint-input {
            flex: 1;
            background: rgba(0, 0, 0, 0.3);
            border: 1px solid var(--glass-border);
            border-radius: 14px;
            padding: 16px 20px;
            color: var(--text-primary);
            font-family: 'SF Mono', 'Consolas', monospace;
            font-size: 0.95rem;
            transition: all 0.3s ease;
            min-width: 0;
        }

        .endpoint-input:focus-visible {
            outline: none;
            border-color: var(--accent-blue);
            box-shadow: 0 0 0 4px rgba(10, 132, 255, 0.2);
        }

        .token-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
            padding: 3px 8px;
            border-radius: 6px;
            font-size: 0.7rem;
            font-weight: 600;
            font-family: 'SF Mono', monospace;
            margin-left: 8px;
            word-break: break-all;
        }

        .endpoint-note {
            margin-top: 12px;
            font-size: 0.8rem;
            color: var(--text-tertiary);
            text-align: center;
        }

        /* Glass Buttons */
        .btn {
            padding: 14px 24px;
            border-radius: 14px;
            border: none;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-blue), #5e5ce6);
            color: white;
            box-shadow: 0 4px 15px rgba(10, 132, 255, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 6px 20px rgba(10, 132, 255, 0.5);
        }

        .btn-primary:active {
            transform: translateY(0) scale(0.98);
        }

        .btn-glass {
            background: var(--glass-bg);
            backdrop-filter: blur(10px);
            color: var(--text-primary);
            border: 1px solid var(--glass-border);
        }

        .btn-glass:hover {
            background: var(--glass-bg-hover);
            transform: translateY(-2px);
        }

        .btn-danger {
            background: linear-gradient(135deg, var(--accent-red), #d63031);
            color: white;
        }

        .btn-danger:hover {
            box-shadow: 0 4px 15px rgba(255, 69, 58, 0.4);
        }

        /* Grid Layout */
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 380px;
            gap: 24px;
        }

        /* Panel Glass */
        .glass-panel {
            background: var(--glass-bg);
            backdrop-filter: blur(var(--blur));
            -webkit-backdrop-filter: blur(var(--blur));
            border-radius: 24px;
            border: 1px solid var(--glass-border);
            box-shadow: var(--glass-shadow);
            overflow: hidden;
        }

        .panel-header {
            padding: 20px 24px;
            border-bottom: 1px solid var(--glass-border);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .panel-header h2 {
            font-size: 1.1rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .panel-content {
            padding: 20px 24px;
            max-height: 65vh;
            overflow-y: auto;
        }

        .panel-content::-webkit-scrollbar {
            width: 6px;
        }

        .panel-content::-webkit-scrollbar-track {
            background: transparent;
        }

        .panel-content::-webkit-scrollbar-thumb {
            background: var(--glass-border);
            border-radius: 3px;
        }

        /* Webhook Items */
        .webhook-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .webhook-item {
            background: rgba(0, 0, 0, 0.2);
            border-radius: 16px;
            border: 1px solid transparent;
            overflow: hidden;
            transition: all 0.3s ease;
            animation: slideIn 0.4s ease-out;
        }

        @keyframes slideIn {
            from {
                opacity: 0;
                transform: translateY(-20px) scale(0.95);
            }
            to {
                opacity: 1;
                transform: translateY(0) scale(1);
            }
        }

        .webhook-item:hover {
            border-color: var(--glass-border);
            background: rgba(0, 0, 0, 0.3);
        }

        .webhook-item.expanded {
            border-color: var(--accent-blue);
            box-shadow: 0 0 0 1px var(--accent-blue), 0 8px 25px rgba(10, 132, 255, 0.15);
        }

        .webhook-header {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 18px;
            cursor: pointer;
            transition: background 0.2s ease;
        }

        .webhook-header:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .method-badge {
            font-size: 0.7rem;
            font-weight: 700;
            padding: 6px 10px;
            border-radius: 8px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            min-width: 65px;
            text-align: center;
            flex-shrink: 0;
        }

        .method-GET { background: linear-gradient(135deg, var(--accent-blue), #5e5ce6); color: white; }
        .method-POST { background: linear-gradient(135deg, var(--accent-green), #00c7be); color: white; }
        .method-PUT { background: linear-gradient(135deg, var(--accent-orange), #ff6b00); color: white; }
        .method-DELETE { background: linear-gradient(135deg, var(--accent-red), #d63031); color: white; }
        .method-PATCH { background: linear-gradient(135deg, var(--accent-purple), #9d4edd); color: white; }
        .method-HEAD { background: linear-gradient(135deg, var(--accent-teal), #00b4d8); color: white; }
        .method-OPTIONS { background: linear-gradient(135deg, var(--accent-pink), #e91e63); color: white; }
        .method-UNKNOWN { background: linear-gradient(135deg, #6c757d, #495057); color: white; }

        .webhook-path {
            flex: 1;
            font-family: 'SF Mono', monospace;
            font-size: 0.9rem;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            min-width: 0;
        }

        .webhook-time {
            font-size: 0.8rem;
            color: var(--text-tertiary);
            font-variant-numeric: tabular-nums;
            flex-shrink: 0;
        }

        .webhook-toggle {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-tertiary);
            transition: all 0.3s ease;
            border-radius: 8px;
            flex-shrink: 0;
        }

        .webhook-item.expanded .webhook-toggle {
            transform: rotate(180deg);
            color: var(--accent-blue);
        }

        .webhook-details {
            display: none;
            padding: 0 18px 18px;
            animation: expandIn 0.3s ease-out;
        }

        @keyframes expandIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        .webhook-item.expanded .webhook-details {
            display: block;
        }

        .detail-tabs {
            display: flex;
            gap: 6px;
            margin-bottom: 16px;
            padding: 4px;
            background: rgba(0, 0, 0, 0.3);
            border-radius: 12px;
        }

        .detail-tab {
            flex: 1;
            padding: 10px 16px;
            border: none;
            background: transparent;
            color: var(--text-secondary);
            font-size: 0.85rem;
            font-weight: 500;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .detail-tab:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }

        .detail-tab.active {
            background: var(--accent-blue);
            color: white;
        }

        .detail-pane {
            display: none;
        }

        .detail-pane.active {
            display: block;
            animation: fadeIn 0.2s ease;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        .spin {
            animation: spin 0.6s linear infinite;
        }

        @keyframes spin {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        .code-block {
            background: rgba(0, 0, 0, 0.4);
            border-radius: 12px;
            padding: 16px;
            font-family: 'SF Mono', monospace;
            font-size: 0.85rem;
            overflow-x: auto;
            white-space: pre-wrap;
            word-break: break-all;
            max-height: 300px;
            overflow-y: auto;
            line-height: 1.6;
        }

        .code-block::-webkit-scrollbar {
            width: 4px;
            height: 4px;
        }

        .code-block::-webkit-scrollbar-thumb {
            background: var(--glass-border);
            border-radius: 2px;
        }

        .header-row {
            display: flex;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            flex-wrap: wrap;
            gap: 8px;
        }

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

        .header-name {
            color: var(--accent-teal);
            min-width: 140px;
            font-weight: 500;
            flex-shrink: 0;
        }

        .header-value {
            color: var(--text-primary);
            word-break: break-all;
            flex: 1;
            min-width: 0;
        }

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

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

        .form-group label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            font-weight: 500;
        }

        .form-input,
        .form-select,
        .form-textarea {
            background: rgba(0, 0, 0, 0.3);
            border: 1px solid var(--glass-border);
            border-radius: 12px;
            padding: 14px 16px;
            color: var(--text-primary);
            font-size: 0.95rem;
            transition: all 0.3s ease;
            width: 100%;
        }

        .form-input:focus-visible,
        .form-select:focus-visible,
        .form-textarea:focus-visible {
            outline: none;
            border-color: var(--accent-blue);
            box-shadow: 0 0 0 4px rgba(10, 132, 255, 0.15);
        }

        .form-select {
            cursor: pointer;
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23ffffff' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            padding-right: 40px;
        }

        .form-textarea {
            font-family: 'SF Mono', monospace;
            min-height: 100px;
            resize: vertical;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .form-actions {
            display: flex;
            gap: 12px;
            padding-top: 10px;
        }

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

        /* Empty State */
        .empty-state {
            text-align: center;
            padding: 60px 30px;
            color: var(--text-secondary);
        }

        .empty-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 20px;
            background: linear-gradient(135deg, var(--glass-bg), rgba(0,0,0,0.2));
            border-radius: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 36px;
            border: 1px solid var(--glass-border);
        }

        .empty-state h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .empty-state p {
            font-size: 0.9rem;
            line-height: 1.6;
        }

        /* Flash Messages */
        .flash-toast {
            position: fixed;
            top: 30px;
            right: 30px;
            padding: 16px 24px;
            border-radius: 16px;
            backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            font-weight: 500;
            z-index: 1000;
            animation: toastIn 0.4s ease, toastOut 0.4s ease 4.6s forwards;
            display: flex;
            align-items: center;
            gap: 12px;
            max-width: calc(100vw - 60px);
        }

        @keyframes toastIn {
            from { opacity: 0; transform: translateX(50px); }
            to { opacity: 1; transform: translateX(0); }
        }

        @keyframes toastOut {
            from { opacity: 1; transform: translateX(0); }
            to { opacity: 0; transform: translateX(50px); }
        }

        .flash-success {
            background: rgba(48, 209, 88, 0.2);
            border-color: var(--accent-green);
            color: var(--accent-green);
        }

        .flash-error {
            background: rgba(255, 69, 58, 0.2);
            border-color: var(--accent-red);
            color: var(--accent-red);
        }

        /* Panel Actions */
        .panel-actions {
            display: flex;
            gap: 10px;
            padding: 16px 24px;
            border-top: 1px solid var(--glass-border);
            flex-wrap: wrap;
        }

        /* Webhook Actions */
        .webhook-actions {
            display: flex;
            gap: 8px;
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-wrap: wrap;
        }

        .btn-sm {
            padding: 8px 14px;
            font-size: 0.8rem;
            border-radius: 10px;
        }

        .btn-sm svg {
            flex-shrink: 0;
        }

        /* SEO Content Section - Lazy loaded for better CWV */
        .seo-content {
            background: var(--glass-bg);
            backdrop-filter: blur(var(--blur));
            -webkit-backdrop-filter: blur(var(--blur));
            border-radius: 24px;
            border: 1px solid var(--glass-border);
            box-shadow: var(--glass-shadow);
            padding: 40px;
            margin-top: 40px;
            content-visibility: auto;
            contain-intrinsic-size: 0 800px;
        }

        .seo-content h2 {
            font-size: 1.4rem;
            font-weight: 600;
            margin-bottom: 24px;
            text-align: center;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
            margin-bottom: 40px;
        }

        .feature-card {
            background: rgba(0, 0, 0, 0.2);
            border-radius: 16px;
            padding: 24px;
            border: 1px solid var(--glass-border);
            transition: all 0.3s ease;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            border-color: var(--accent-blue);
        }

        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--accent-teal);
        }

        .feature-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        .how-it-works {
            margin-bottom: 40px;
        }

        .how-it-works h2 {
            margin-bottom: 24px;
        }

        .steps-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
        }

        .step-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 20px;
            background: rgba(0, 0, 0, 0.2);
            border-radius: 12px;
            border: 1px solid var(--glass-border);
        }

        .step-number {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .step-item p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.5;
        }

        .use-cases {
            text-align: center;
        }

        .use-cases h2 {
            margin-bottom: 24px;
        }

        .use-cases-list {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
        }

        .use-case-tag {
            background: rgba(0, 0, 0, 0.3);
            padding: 10px 20px;
            border-radius: 100px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            border: 1px solid var(--glass-border);
            transition: all 0.2s ease;
        }

        .use-case-tag:hover {
            border-color: var(--accent-blue);
            color: var(--text-primary);
        }

        /* CTA Hosting Banner - Prominent */
        @keyframes ctaPulse {
            0%, 100% { box-shadow: 0 0 0 0 rgba(10, 132, 255, 0.4); }
            50% { box-shadow: 0 0 0 8px rgba(10, 132, 255, 0); }
        }

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

        .cta-hosting {
            display: flex;
            align-items: center;
            gap: 24px;
            padding: 24px 32px;
            margin-bottom: 28px;
            background: linear-gradient(135deg, rgba(10, 132, 255, 0.25), rgba(191, 90, 242, 0.2), rgba(48, 209, 88, 0.15));
            backdrop-filter: blur(var(--blur));
            -webkit-backdrop-filter: blur(var(--blur));
            border-radius: 20px;
            border: 2px solid rgba(10, 132, 255, 0.5);
            text-decoration: none;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
            animation: ctaPulse 3s ease-in-out infinite;
        }

        .cta-hosting::before {
            content: "";
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
            transition: left 0.6s ease;
        }

        .cta-hosting::after {
            content: "";
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple), var(--accent-green));
            border-radius: 22px;
            z-index: -1;
            opacity: 0.6;
            animation: ctaGlow 2s ease-in-out infinite;
        }

        .cta-hosting:hover {
            border-color: var(--accent-blue);
            transform: translateY(-3px) scale(1.01);
            box-shadow: 0 12px 40px rgba(10, 132, 255, 0.35);
            animation: none;
        }

        .cta-hosting:hover::before {
            left: 100%;
        }

        .cta-icon {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            flex-shrink: 0;
            box-shadow: 0 6px 20px rgba(10, 132, 255, 0.5);
        }

        .cta-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 6px;
            min-width: 0;
        }

        .cta-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
        }

        .cta-description {
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        .cta-button {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 24px;
            background: linear-gradient(135deg, var(--accent-blue), #5e5ce6);
            border-radius: 14px;
            color: white;
            font-size: 0.95rem;
            font-weight: 700;
            white-space: nowrap;
            transition: all 0.3s ease;
            box-shadow: 0 6px 20px rgba(10, 132, 255, 0.4);
        }

        .cta-hosting:hover .cta-button {
            transform: scale(1.08);
            box-shadow: 0 8px 25px rgba(10, 132, 255, 0.5);
        }

        .cta-button svg {
            transition: transform 0.3s ease;
        }

        .cta-hosting:hover .cta-button svg {
            transform: translateX(5px);
        }

        /* What is a Webhook Section */
        .what-is-webhook {
            margin-bottom: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid var(--glass-border);
        }

        .what-is-webhook h2 {
            margin-bottom: 20px;
        }

        .webhook-description {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.8;
            max-width: 900px;
            margin: 0 auto 28px;
            text-align: center;
        }

        .webhook-examples {
            background: rgba(0, 0, 0, 0.2);
            border-radius: 16px;
            padding: 24px 32px;
            border: 1px solid var(--glass-border);
            max-width: 700px;
            margin: 0 auto;
        }

        .webhook-examples h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--accent-teal);
            margin-bottom: 16px;
            text-align: center;
        }

        .webhook-examples ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .webhook-examples li {
            color: var(--text-secondary);
            font-size: 0.95rem;
            padding-left: 28px;
            position: relative;
            line-height: 1.5;
        }

        .webhook-examples li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 8px;
            width: 8px;
            height: 8px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
            border-radius: 50%;
        }

        /* Footer - Lazy loaded */
        .footer {
            text-align: center;
            padding: 30px;
            color: var(--text-tertiary);
            font-size: 0.85rem;
            content-visibility: auto;
            contain-intrinsic-size: 0 100px;
        }

        /* Skip Link */
        .skip-link {
            position: absolute;
            top: -100px;
            left: 16px;
            z-index: 10000;
            padding: 12px 24px;
            background: var(--accent-blue);
            color: white;
            border-radius: 0 0 12px 12px;
            font-weight: 600;
            font-size: 0.9rem;
            text-decoration: none;
            transition: top 0.2s ease;
        }

        .skip-link:focus {
            top: 0;
        }

        /* ================================================
           RESPONSIVE STYLES
           ================================================ */

        /* Tablets */
        @media (max-width: 1100px) {
            .main-grid {
                grid-template-columns: 1fr;
            }

            .glass-panel {
                max-height: none;
            }

            .panel-content {
                max-height: 50vh;
            }
        }

        /* Mobile devices */
        @media (max-width: 768px) {
            .container {
                padding: 12px;
            }

            header {
                flex-direction: column;
                gap: 12px;
                text-align: center;
                padding: 16px;
                border-radius: 16px;
            }

            .logo {
                justify-content: center;
            }

            .logo-icon {
                width: 40px;
                height: 40px;
                font-size: 20px;
                border-radius: 12px;
            }

            h1 {
                font-size: 1.3rem;
            }

            .header-controls {
                justify-content: center;
                width: 100%;
            }

            .header-stats {
                justify-content: center;
            }

            .stat-pill {
                padding: 8px 14px;
                font-size: 0.8rem;
            }

            .seo-intro {
                padding: 24px 16px;
                border-radius: 16px;
            }

            .seo-intro h2 {
                font-size: 1.2rem;
            }

            .seo-intro p {
                font-size: 0.9rem;
            }

            .endpoint-card {
                padding: 16px;
                border-radius: 16px;
            }

            .endpoint-input-group {
                flex-direction: column;
            }

            .endpoint-input {
                padding: 14px 16px;
                font-size: 0.8rem;
                border-radius: 12px;
                text-align: center;
            }

            .token-badge {
                display: block;
                margin: 8px 0 0 0;
                font-size: 0.65rem;
            }

            .btn {
                padding: 12px 20px;
                font-size: 0.9rem;
                border-radius: 12px;
                width: 100%;
            }

            .glass-panel {
                border-radius: 16px;
            }

            .panel-header {
                padding: 16px;
            }

            .panel-header h2 {
                font-size: 1rem;
            }

            .panel-content {
                padding: 12px 16px;
                max-height: 45vh;
            }

            .panel-actions {
                padding: 12px 16px;
                flex-direction: column;
            }

            .panel-actions .btn {
                width: 100%;
            }

            .webhook-item {
                border-radius: 12px;
            }

            .webhook-header {
                padding: 12px 14px;
                gap: 10px;
                flex-wrap: wrap;
            }

            .method-badge {
                font-size: 0.65rem;
                padding: 5px 8px;
                min-width: 55px;
            }

            .webhook-path {
                font-size: 0.8rem;
                flex-basis: 100%;
                order: 3;
                margin-top: 8px;
            }

            .webhook-time {
                font-size: 0.75rem;
                margin-left: auto;
            }

            .webhook-toggle {
                width: 24px;
                height: 24px;
            }

            .webhook-details {
                padding: 0 14px 14px;
            }

            .detail-tabs {
                gap: 4px;
                padding: 3px;
                border-radius: 10px;
            }

            .detail-tab {
                padding: 8px 12px;
                font-size: 0.8rem;
                border-radius: 8px;
            }

            .code-block {
                padding: 12px;
                font-size: 0.75rem;
                border-radius: 10px;
                max-height: 200px;
            }

            .header-row {
                flex-direction: column;
                gap: 4px;
                padding: 6px 0;
            }

            .header-name {
                min-width: auto;
                font-size: 0.75rem;
            }

            .header-value {
                font-size: 0.8rem;
            }

            .webhook-actions {
                flex-direction: column;
                gap: 8px;
            }

            .webhook-actions .btn-sm {
                width: 100%;
            }

            .form-row {
                grid-template-columns: 1fr;
            }

            .form-group label {
                font-size: 0.8rem;
            }

            .form-input,
            .form-select,
            .form-textarea {
                padding: 12px 14px;
                font-size: 0.9rem;
                border-radius: 10px;
            }

            .form-textarea {
                min-height: 80px;
            }

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

            .form-actions .btn {
                width: 100%;
            }

            .flash-toast {
                top: 12px;
                right: 12px;
                left: 12px;
                padding: 12px 16px;
                border-radius: 12px;
                font-size: 0.85rem;
            }

            .empty-state {
                padding: 40px 20px;
            }

            .empty-icon {
                width: 60px;
                height: 60px;
                font-size: 28px;
                border-radius: 16px;
            }

            .empty-state h3 {
                font-size: 1rem;
            }

            .empty-state p {
                font-size: 0.85rem;
            }

            /* SEO Content mobile */
            .seo-content {
                padding: 24px 16px;
                margin-top: 24px;
                border-radius: 16px;
            }

            .seo-content h2 {
                font-size: 1.2rem;
            }

            .features-grid {
                gap: 16px;
                margin-bottom: 24px;
            }

            .feature-card {
                padding: 20px;
            }

            .feature-card h3 {
                font-size: 1rem;
            }

            .feature-card p {
                font-size: 0.9rem;
            }

            .steps-list {
                gap: 12px;
            }

            .step-item {
                padding: 16px;
            }

            .step-number {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
            }

            .step-item p {
                font-size: 0.9rem;
            }

            .use-case-tag {
                padding: 8px 16px;
                font-size: 0.85rem;
            }

            /* CTA mobile */
            .cta-hosting {
                flex-direction: column;
                text-align: center;
                padding: 24px 20px;
                gap: 18px;
                border-radius: 18px;
                animation: ctaPulse 3s ease-in-out infinite;
            }

            .cta-hosting::after {
                border-radius: 20px;
            }

            .cta-icon {
                width: 56px;
                height: 56px;
            }

            .cta-icon svg {
                width: 28px;
                height: 28px;
            }

            .cta-content {
                align-items: center;
            }

            .cta-title {
                font-size: 1.05rem;
            }

            .cta-description {
                font-size: 0.85rem;
            }

            .cta-button {
                width: 100%;
                justify-content: center;
                padding: 16px 24px;
                font-size: 0.95rem;
            }

            /* What is Webhook mobile */
            .what-is-webhook {
                margin-bottom: 32px;
                padding-bottom: 28px;
            }

            .webhook-description {
                font-size: 0.9rem;
                line-height: 1.7;
            }

            .webhook-examples {
                padding: 20px;
            }

            .webhook-examples h3 {
                font-size: 0.95rem;
            }

            .webhook-examples li {
                font-size: 0.9rem;
                padding-left: 24px;
            }

            /* Hide orbs on mobile for better performance */
            .bg-orbs {
                display: none;
            }

            body {
                background: linear-gradient(180deg, #1a1a2e 0%, #16213e 100%);
            }
        }

        /* Small mobile devices */
        @media (max-width: 380px) {
            .container {
                padding: 8px;
            }

            header {
                padding: 12px;
            }

            h1 {
                font-size: 1.1rem;
            }

            .endpoint-input {
                font-size: 0.7rem;
                padding: 12px;
            }

            .method-badge {
                font-size: 0.6rem;
                min-width: 50px;
            }

            .lang-btn {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
        }

        /* Touch accessibility improvements */
        @media (hover: none) and (pointer: coarse) {
            .btn,
            .detail-tab,
            .webhook-header,
            .lang-btn {
                min-height: 44px;
            }

            .btn-sm {
                min-height: 40px;
            }
        }

        /* Landscape mode on mobile */
        @media (max-height: 500px) and (orientation: landscape) {
            .panel-content {
                max-height: 35vh;
            }

            .bg-orbs {
                display: none;
            }
        }

        /* Print styles */
        @media print {
            .bg-orbs,
            .btn,
            .lang-selector,
            .flash-toast,
            .cta-hosting {
                display: none !important;
            }

            body {
                background: white;
                color: black;
            }

            .glass-panel,
            .endpoint-card,
            .seo-intro,
            .seo-content {
                background: white;
                border: 1px solid #ddd;
                box-shadow: none;
            }
        }

        /* Reduced motion */
        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }

            .orb,
            .live-indicator,
            .cta-hosting,
            .cta-hosting::after {
                animation: none !important;
            }

            .spin {
                animation: none !important;
            }
        }

        /* Forced colors (Windows High Contrast) */
        @media (forced-colors: active) {
            .btn,
            .detail-tab,
            .lang-btn,
            .glass-panel,
            .endpoint-card,
            .webhook-item,
            .cta-hosting {
                border: 1px solid ButtonText;
            }

            .btn-primary,
            .detail-tab.active,
            .lang-btn.active {
                background: Highlight;
                color: HighlightText;
            }

            .skip-link:focus {
                background: Highlight;
                color: HighlightText;
            }
        }

        /* High contrast preference */
        @media (prefers-contrast: more) {
            :root {
                --text-secondary: rgba(255, 255, 255, 0.85);
                --text-tertiary: rgba(255, 255, 255, 0.7);
                --glass-border: rgba(255, 255, 255, 0.35);
            }
        }