:root {
            --primary: #6366f1;
            --primary-hover: #4f46e5;
            --bg: #0f172a;
            --card-bg: rgba(30, 41, 59, 0.7);
            --text: #f8fafc;
            --text-dim: #94a3b8;
            --border: rgba(255, 255, 255, 0.1);
            --success: #22c55e;
            --error: #ef4444;
            --glass: rgba(255, 255, 255, 0.05);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', sans-serif;
        }

        body {
            background-color: var(--bg);
            color: var(--text);
            min-height: 100vh;
            display: flex;
            justify-content: center;
            align-items: flex-start;
            overflow-y: auto;
            overflow-x: hidden;
            position: relative;
            padding-top: 96px;
            padding-bottom: 24px;
        }

        .container {
            width: 100%;
            max-width: 480px;
            padding: 24px;
            z-index: 1;
        }

        .card {
            background: var(--card-bg);
            backdrop-filter: blur(12px);
            border: 1px solid var(--border);
            border-radius: 24px;
            padding: 32px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
            transition: transform 0.3s ease;
        }

        .header {
            text-align: center;
            margin-bottom: 32px;
        }

        .header h1 {
            font-size: 28px;
            font-weight: 700;
            letter-spacing: -0.025em;
            margin-bottom: 8px;
            background: linear-gradient(to right, #6366f1, #a855f7);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .header p {
            color: var(--text-dim);
            font-size: 14px;
        }

        .input-group {
            margin-bottom: 24px;
        }

        .label-row {
            display: flex;
            justify-content: space-between;
            margin-bottom: 8px;
            font-size: 14px;
            font-weight: 500;
        }

        .balance {
            color: var(--text-dim);
            cursor: pointer;
            transition: color 0.2s;
        }

        .balance:hover {
            color: var(--primary);
        }

        .input-wrapper {
            position: relative;
            background: var(--glass);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 4px;
            display: flex;
            align-items: center;
            transition: border-color 0.2s;
        }

        .input-wrapper:focus-within {
            border-color: var(--primary);
        }

        input {
            background: transparent;
            border: none;
            color: var(--text);
            padding: 12px 16px;
            font-size: 20px;
            font-weight: 600;
            width: 100%;
            outline: none;
        }

        .token-tag {
            background: rgba(255, 255, 255, 0.1);
            padding: 6px 12px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            margin-right: 8px;
            color: var(--text);
        }

        .btn {
            width: 100%;
            padding: 16px;
            border-radius: 16px;
            border: none;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }

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

        .btn-primary:hover:not(:disabled) {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
        }

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

        .btn-secondary:hover:not(:disabled) {
            background: rgba(255, 255, 255, 0.1);
        }

        .btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            filter: grayscale(1);
        }

        .steps {
            display: flex;
            justify-content: space-between;
            margin-top: 24px;
            position: relative;
            padding: 0 10px;
        }

        .step {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            z-index: 1;
        }

        .circle {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--glass);
            border: 2px solid var(--border);
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-dim);
            transition: all 0.3s;
        }

        .step.active .circle {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(99, 102, 241, 0.1);
        }

        .step.completed .circle {
            background: var(--success);
            border-color: var(--success);
            color: white;
        }

        .step-label {
            font-size: 12px;
            font-weight: 500;
            color: var(--text-dim);
        }

        .step.active .step-label {
            color: var(--text);
        }

        .connector {
            position: absolute;
            top: 16px;
            left: 50px;
            right: 50px;
            height: 2px;
            background: var(--border);
            z-index: 0;
        }

        .connector-progress {
            height: 100%;
            background: var(--success);
            width: 0%;
            transition: width 0.3s;
        }

        #status {
            margin-top: 24px;
            text-align: center;
            font-size: 14px;
            min-height: 20px;
        }

        .success-msg {
            color: var(--success);
        }

        .error-msg {
            color: var(--error);
        }

        .info-msg {
            color: var(--text-dim);
        }

        .warning-msg {
            color: #f59e0b;
        }

        .loader {
            width: 18px;
            height: 18px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-top-color: white;
            border-radius: 50%;
            animation: spin 0.8s linear infinite;
        }

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

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 8%;
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 100;
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
        }

        .logo {
            font-size: 24px;
            font-weight: 800;
            background: linear-gradient(to right, #6366f1, #a855f7);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            text-decoration: none;
        }

        .btn-launch {
            background: var(--primary);
            color: white;
            padding: 10px 24px;
            border-radius: 12px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
        }

        .btn-launch:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
        }

        @media (max-width: 480px) {
            .card {
                padding: 24px;
            }
        }