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

        :root {
            --bg-cream: #FFFEF2;
            --bg-dots: #F5F3E8;
            --bubble-yellow: #FFD93D;
            --text-black: #000;
            --accent-red: #FF6B6B;
            --accent-teal: #4ECDC4;
            --border-thick: 4px;
        }

        body {
            font-family: 'Patrick Hand', cursive;
            background: linear-gradient(45deg, var(--bg-cream) 25%, transparent 25%, transparent 75%, var(--bg-cream) 75%, var(--bg-cream)),
                        linear-gradient(45deg, var(--bg-cream) 25%, transparent 25%, transparent 75%, var(--bg-cream) 75%, var(--bg-cream));
            background-size: 20px 20px;
            background-position: 0 0, 10px 10px;
            background-color: var(--bg-dots);
            min-height: 100vh;
            padding: 20px 10px;
            overflow-x: hidden;
        }

        .container {
            max-width: 600px;
            margin: 0 auto;
        }

        h1 {
            font-family: 'Bangers', cursive;
            font-size: 3rem;
            color: var(--text-black);
            text-align: center;
            margin-bottom: 10px;
            text-shadow: 4px 4px 0 var(--accent-red);
            letter-spacing: 3px;
            transform: rotate(-2deg);
        }

        .subtitle {
            text-align: center;
            font-size: 1.2rem;
            margin-bottom: 30px;
            color: #333;
        }

        /* Comic star decorations */
        .comic-star {
            position: fixed;
            font-size: 3rem;
            opacity: 0.1;
            animation: twinkle 3s ease-in-out infinite;
            pointer-events: none;
            z-index: -1;
        }

        @keyframes twinkle {
            0%, 100% { opacity: 0.1; transform: scale(1) rotate(0deg); }
            50% { opacity: 0.3; transform: scale(1.2) rotate(180deg); }
        }

        /* Discover button */
        .discover-btn {
            display: block;
            width: 100%;
            background: var(--bubble-yellow);
            color: var(--text-black);
            border: var(--border-thick) solid var(--text-black);
            padding: 20px;
            border-radius: 25px;
            font-family: 'Bangers', cursive;
            font-size: 1.8rem;
            cursor: pointer;
            margin-bottom: 30px;
            box-shadow: 6px 6px 0 rgba(0,0,0,0.2);
            transition: all 0.2s ease;
            letter-spacing: 2px;
        }

        .discover-btn:hover:not(:disabled) {
            transform: translateY(-3px);
            box-shadow: 8px 8px 0 rgba(0,0,0,0.2);
        }

        .discover-btn:active:not(:disabled) {
            transform: translateY(0);
            box-shadow: 4px 4px 0 rgba(0,0,0,0.2);
        }

        .discover-btn:disabled {
            background: #ccc;
            cursor: not-allowed;
            opacity: 0.6;
        }

        /* Bluetooth status bubble */
        .status-bubble {
            background: var(--accent-teal);
            border: var(--border-thick) solid var(--text-black);
            border-radius: 50px;
            padding: 12px 20px;
            margin-bottom: 25px;
            text-align: center;
            font-weight: bold;
            box-shadow: 5px 5px 0 rgba(0,0,0,0.2);
            position: relative;
        }

        .status-bubble::before {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 30px;
            width: 0;
            height: 0;
            border-left: 15px solid transparent;
            border-right: 0px solid transparent;
            border-top: 15px solid var(--text-black);
            transform: rotate(-10deg);
        }

        .status-bubble::after {
            content: '';
            position: absolute;
            bottom: -11px;
            left: 32px;
            width: 0;
            height: 0;
            border-left: 13px solid transparent;
            border-right: 0px solid transparent;
            border-top: 13px solid var(--accent-teal);
            transform: rotate(-10deg);
        }

        .status-bubble.error {
            background: var(--accent-red);
            color: white;
        }

        .status-bubble.error::after {
            border-top-color: var(--accent-red);
        }

        /* Device list */
        .device-list {
            margin-bottom: 30px;
        }

        .device-list h2 {
            font-family: 'Bangers', cursive;
            font-size: 1.5rem;
            margin-bottom: 15px;
            letter-spacing: 1px;
        }

        .device-card {
            background: white;
            border: var(--border-thick) solid var(--text-black);
            border-radius: 20px;
            padding: 15px 20px;
            margin-bottom: 15px;
            box-shadow: 5px 5px 0 rgba(0,0,0,0.15);
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .device-card:hover {
            transform: translateY(-2px) rotate(0.5deg);
            box-shadow: 7px 7px 0 rgba(0,0,0,0.15);
        }

        .device-card.connected {
            border-color: var(--accent-teal);
            background: linear-gradient(135deg, white 0%, #e8f8f6 100%);
        }

        .device-name {
            font-family: 'Bangers', cursive;
            font-size: 1.3rem;
            letter-spacing: 1px;
        }

        .device-status {
            font-size: 0.9rem;
            color: #666;
            padding: 5px 12px;
            border-radius: 15px;
            background: #f0f0f0;
        }

        .device-status.connected {
            background: var(--accent-teal);
            color: white;
        }

        .no-devices {
            text-align: center;
            color: #666;
            padding: 20px;
            font-style: italic;
        }

        /* Modal overlay */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.6);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 3000;
            animation: fadeIn 0.2s ease;
        }

        .modal-overlay.hidden {
            display: none;
        }

        /* When iframe is shown fullscreen, hide background */
        .modal-overlay:has(iframe[style*="display: block"]) {
            background: none;
        }

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

        .modal-content {
            background: var(--bubble-yellow);
            border: var(--border-thick) solid var(--text-black);
            border-radius: 25px;
            padding-top: 10px;
            box-shadow: 10px 10px 0 rgba(0,0,0,0.3);
            max-width: 90%;
            width: 500px;
            max-height: 80vh;
            overflow-y: auto;
            animation: bounceIn 0.3s ease;
            position: relative;
        }

        @keyframes bounceIn {
            0% { transform: scale(0.8); opacity: 0; }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); opacity: 1; }
        }

        .modal-close {
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--accent-red);
            color: white;
            border: 3px solid var(--text-black);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            font-family: 'Bangers', cursive;
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 3px 3px 0 rgba(0,0,0,0.2);
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            line-height: 1;
        }

        .modal-close:hover {
            transform: scale(1.1);
        }

        .modal-header {
            font-family: 'Bangers', cursive;
            font-size: 1.8rem;
            margin-bottom: 20px;
            padding-right: 40px;
            letter-spacing: 2px;
            padding-left:30px;
        }

        .modal-status {
            background: white;
            border: 3px solid var(--text-black);
            border-radius: 15px;
            padding: 15px;
            margin-bottom: 20px;
            text-align: center;
            margin-left: 15px;
            margin-right: 15px;
        }

        .modal-status.connected {
            border-color: var(--accent-teal);
            background: linear-gradient(135deg, white 0%, #e8f8f6 100%);
        }

        .modal-status.error {
            border-color: var(--accent-red);
            background: linear-gradient(135deg, white 0%, #ffe8e8 100%);
        }

        /* Action buttons in modal */
        .modal-actions {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
            padding-bottom:10px;
        }

        .action-btn {
            flex: 1;
            min-width: 120px;
            background: var(--accent-teal);
            color: var(--text-black);
            border: 3px solid var(--text-black);
            padding: 12px 20px;
            border-radius: 15px;
            font-family: 'Bangers', cursive;
            font-size: 1.1rem;
            cursor: pointer;
            box-shadow: 4px 4px 0 rgba(0,0,0,0.2);
            transition: all 0.2s ease;
            letter-spacing: 1px;
        }

        .action-btn:hover:not(:disabled) {
            transform: translateY(-2px);
            box-shadow: 5px 5px 0 rgba(0,0,0,0.2);
        }

        .action-btn:disabled {
            background: #ccc;
            cursor: not-allowed;
            opacity: 0.6;
        }

        .action-btn.disconnect {
            background: var(--accent-red);
            color: white;
            margin-left: 15px;
            margin-right: 15px;
        }

        /* Config display */
        .config-display {
            background: white;
            border: 3px solid var(--text-black);
            border-radius: 15px;
            padding: 15px;
            margin-top: 20px;
            font-family: monospace;
            font-size: 0.9rem;
            white-space: pre-wrap;
            word-break: break-all;
            max-height: 200px;
            overflow-y: auto;
        }

        /* Spinner */
        .spinner {
            width: 30px;
            height: 30px;
            border: 4px solid rgba(0, 0, 0, 0.1);
            border-top: 4px solid var(--accent-red);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            display: inline-block;
            vertical-align: middle;
            margin-left: 10px;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* Web Bluetooth not supported warning */
        .warning-bubble {
            background: var(--accent-red);
            color: white;
            border: var(--border-thick) solid var(--text-black);
            border-radius: 20px;
            padding: 20px;
            margin-bottom: 25px;
            box-shadow: 5px 5px 0 rgba(0,0,0,0.2);
            text-align: center;
        }

        .warning-bubble h3 {
            font-family: 'Bangers', cursive;
            font-size: 1.5rem;
            margin-bottom: 10px;
            letter-spacing: 1px;
        }

        @media (max-width: 500px) {
            h1 {
                font-size: 2.2rem;
            }
            .discover-btn {
                font-size: 1.4rem;
                padding: 15px;
            }
            .modal-content {
                padding: 20px;
            }
            .modal-actions {
                flex-direction: column;
            }
        }