:root {
            --parker-gold: #ffc300;
            --purpose-blue: #005aa3;
            --deep-blue: #003468;
            --charcoal: #1f2933;
            --muted: #6b7280;
            --panel-border: #d8dee9;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: 'Barlow', system-ui, -apple-system, "Segoe UI", sans-serif;
        }

        body {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 24px;
            background:
                linear-gradient(135deg, #f2f4f7 0%, #f7f9fb 100%);
            position: relative;
        }

        body::before {
            content: "";
            position: fixed;
            inset: 0;
            pointer-events: none;
            background:
                radial-gradient(circle at 100% 0%, rgba(0, 90, 163, 0.09), transparent 28%);
        }

        .register-shell {
            position: relative;
            width: min(1120px, 100%);
            display: grid;
            grid-template-columns: 1fr 0.98fr;
            gap: 18px;
            overflow: hidden;
        }

        .info-panel {
            position: relative;
            border-radius: 16px;
            padding: 30px 32px;
            overflow: hidden;
            background:
                linear-gradient(135deg, #003566, #005aa3);
            color: #ffffff;
            isolation: isolate;
            box-shadow: 0 10px 26px rgba(0, 0, 0, 0.14);
            border-bottom: 5px solid var(--parker-gold);
        }

        .info-panel::before {
            content: "";
            position: absolute;
            inset: 0;
            background:
                linear-gradient(140deg, rgba(255,255,255,0.09), transparent 36%);
            opacity: 0.86;
        }

        .info-content,
        .info-visual {
            position: relative;
            z-index: 1;
        }

        .info-logo {
            width: 138px;
        }

        .info-logo img {
            width: 100%;
            display: block;
        }

        .info-chip {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-top: 18px;
            padding: 7px 12px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.16);
            background: rgba(255, 255, 255, 0.1);
            font-size: 11px;
            font-weight: 800;
            letter-spacing: 0.08em;
            text-transform: uppercase;
        }

        .info-chip .material-symbols-rounded {
            color: var(--parker-gold);
            font-size: 16px;
        }

        .info-title {
            margin-top: 28px;
            font-size: clamp(32px, 5vw, 42px);
            line-height: 1.02;
            font-weight: 800;
            letter-spacing: 0.01em;
        }

        .info-copy {
            margin-top: 16px;
            max-width: 32ch;
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            line-height: 1.5;
        }

        .info-list {
            margin-top: 26px;
            display: grid;
            gap: 12px;
        }

        .info-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 12px 14px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.08);
        }

        .info-item .material-symbols-rounded {
            color: var(--parker-gold);
            font-size: 18px;
            margin-top: 1px;
        }

        .info-item strong {
            display: block;
            font-size: 13px;
            letter-spacing: 0.03em;
        }

        .info-item span:last-child {
            display: block;
            margin-top: 3px;
            color: rgba(255, 255, 255, 0.72);
            font-size: 12px;
            line-height: 1.45;
        }

        .info-visual {
            position: absolute;
            right: -10px;
            bottom: 14px;
            width: min(38%, 180px);
            opacity: 0.16;
            mix-blend-mode: screen;
            filter: drop-shadow(0 16px 24px rgba(0, 0, 0, 0.22));
        }

        .info-visual img {
            width: 100%;
            display: block;
        }

        .form-panel {
            border-radius: 16px;
            background: #ffffff;
            border: 1px solid var(--panel-border);
            box-shadow: 0 10px 28px rgba(0, 0, 0, 0.09);
            padding: 34px 34px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .form-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .form-meta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 11px;
            border-radius: 8px;
            border: 1px solid #b8d3ee;
            background: #e6f0fa;
            color: var(--deep-blue);
            font-size: 11px;
            font-weight: 800;
            letter-spacing: 0.08em;
            text-transform: uppercase;
        }

        .form-meta .material-symbols-rounded {
            color: var(--purpose-blue);
            font-size: 16px;
        }

        .back-link {
            color: var(--deep-blue);
            text-decoration: none;
            font-size: 12px;
            font-weight: 700;
        }

        .back-link:hover {
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .form-title {
            margin-top: 18px;
            color: var(--charcoal);
            font-size: 34px;
            font-weight: 800;
            letter-spacing: 0.01em;
        }

        .form-subtitle {
            margin-top: 10px;
            color: var(--muted);
            font-size: 14px;
            line-height: 1.5;
        }

        .error {
            margin-top: 18px;
            padding: 12px 14px;
            border-radius: 10px;
            border: 1px solid #ffe082;
            background: #fff8e1;
            color: #8a5a00;
            font-size: 13px;
            font-weight: 700;
        }

        form {
            margin-top: 24px;
        }

        .form-group {
            margin-bottom: 18px;
        }

        label {
            display: block;
            margin-bottom: 8px;
            color: var(--deep-blue);
            font-size: 11px;
            font-weight: 800;
            letter-spacing: 0.08em;
            text-transform: uppercase;
        }

        input,
        select {
            width: 100%;
            min-height: 46px;
            padding: 0 14px;
            border-radius: 8px;
            border: 1px solid var(--panel-border);
            background: #ffffff;
            color: var(--charcoal);
            font-size: 14px;
            font-weight: 600;
            outline: none;
            transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
        }

        input::placeholder {
            color: #9aa8b7;
        }

        input:focus,
        select:focus {
            border-color: var(--purpose-blue);
            box-shadow: 0 1px 0 0 var(--purpose-blue);
        }

        .btn {
            width: 100%;
            min-height: 42px;
            margin-top: 8px;
            border: 2px solid var(--parker-gold);
            border-radius: 8px;
            background: var(--deep-blue);
            color: #ffffff;
            font-size: 14px;
            font-weight: 800;
            letter-spacing: 0.02em;
            text-transform: none;
            cursor: pointer;
            box-shadow: none;
            transition: transform 0.18s ease, background-color 0.18s ease, color 0.18s ease;
        }

        .btn:hover {
            transform: translateY(-1px);
            background: var(--parker-gold);
            color: var(--deep-blue);
        }

        .form-note {
            margin-top: 14px;
            color: var(--muted);
            font-size: 11px;
            line-height: 1.5;
        }

        @media (max-width: 860px) {
            .register-shell {
                grid-template-columns: 1fr;
            }

            .info-panel {
                min-height: 280px;
            }
        }

        @media (max-width: 560px) {
            body {
                padding: 14px;
            }

            .info-panel,
            .form-panel {
                border-radius: 14px;
            }

            .form-panel {
                padding: 28px 22px 24px;
            }
        }

        @media (max-height: 760px) and (min-width: 861px) {
            body {
                align-items: flex-start;
                padding: 14px 20px;
            }

            .register-shell {
                gap: 14px;
            }

            .info-panel,
            .form-panel {
                padding: 22px 26px;
            }

            .info-logo {
                width: 118px;
            }

            .info-chip,
            .info-title,
            .info-copy,
            .info-list {
                margin-top: 12px;
            }

            .info-title,
            .form-title {
                font-size: 28px;
            }

            .info-item {
                padding: 9px 12px;
            }

            .form-title,
            .form-subtitle,
            .error,
            form {
                margin-top: 14px;
            }

            .form-group {
                margin-bottom: 12px;
            }

            input,
            select {
                min-height: 40px;
            }

            .btn {
                min-height: 38px;
            }
        }