:root {
            --bg: #f6f7fb;
            --card: #ffffff;
            --text: #1f2937;
            --muted: #6b7280;
            --border: #dfe3ea;
            --primary: #111827;
            --primary-hover: #000000;
            --danger-bg: #fef2f2;
            --danger-border: #fecaca;
            --danger-text: #991b1b;
            --success-bg: #ecfdf5;
            --success-border: #a7f3d0;
            --success-text: #065f46;
            --radius: 18px;
        }

        * {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            font-family: Arial, Helvetica, sans-serif;
            background: var(--bg);
            color: var(--text);
        }

        .page {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        .card {
            width: 100%;
            max-width: 420px;
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
        }

        .brand {
            font-size: 14px;
            font-weight: 700;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--muted);
            margin-bottom: 10px;
        }

        h1 {
            margin: 0 0 10px 0;
            font-size: 28px;
            line-height: 1.1;
        }

        .intro {
            margin: 0 0 22px 0;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.5;
        }

        .alert {
            border-radius: 14px;
            padding: 12px 14px;
            margin-bottom: 16px;
            font-size: 14px;
            line-height: 1.45;
        }

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

        .alert.success {
            background: var(--success-bg);
            border: 1px solid var(--success-border);
            color: var(--success-text);
        }

        label {
            display: block;
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        input[type="text"] {
            width: 100%;
            padding: 16px 14px;
            border: 1px solid var(--border);
            border-radius: 14px;
            font-size: 16px;
            outline: none;
            background: #fff;
        }

        input[type="text"]:focus {
            border-color: #9ca3af;
        }

        .hint {
            margin-top: 8px;
            font-size: 13px;
            color: var(--muted);
            line-height: 1.4;
        }

        .btn {
            width: 100%;
            margin-top: 18px;
            border: 0;
            border-radius: 14px;
            padding: 16px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            background: var(--primary);
            color: #fff;
        }

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

        .debug {
            margin-top: 18px;
            padding-top: 18px;
            border-top: 1px dashed var(--border);
            font-size: 13px;
            color: var(--muted);
            line-height: 1.5;
        }

        .debug strong {
            color: var(--text);
        }

        @media (max-width: 480px) {
            .card {
                padding: 20px 16px;
            }

            h1 {
                font-size: 24px;
            }
        }

        .brand {
        margin-bottom: 16px;
        }

        .brand img {
            max-width: 180px;
            height: auto;
            display: block;
        }
        .results {
            margin-top: 18px;
            padding-top: 18px;
            border-top: 1px dashed #dfe3ea;
        }
        .result-card {
            border: 1px solid #dfe3ea;
            border-radius: 14px;
            padding: 12px;
            margin-top: 10px;
            background: #fff;
        }
        .result-name {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .result-meta {
            font-size: 13px;
            color: #6b7280;
            line-height: 1.45;
        }
        .result-sources {
            margin-top: 6px;
            font-size: 12px;
            color: #6b7280;
        }
        .delivery-options {
            margin-top: 10px;
        }

        .radio-line {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-top: 10px;
            font-size: 14px;
            color: #1f2937;
            line-height: 1.4;
            cursor: pointer;
        }

        .radio-line input[type="radio"] {
            margin-top: 2px;
            transform: scale(1.1);
        }