:root {
            --black: #111111;
            --gray: #666666;
            --line: #e0e0e0;
            --soft: #f7f7f7;
            --red: #ff2a2a;
        }

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

        body {
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            background: var(--soft);
            color: var(--black);
            font-family: 'Space Grotesk', sans-serif;
        }

        .topbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            padding: 0 5%;
            background: rgba(255, 255, 255, 0.94);
            border-bottom: 1px solid var(--line);
            position: sticky;
            top: 0;
            z-index: 2;
            backdrop-filter: blur(12px);
        }

        .brand,
        .back-link {
            color: var(--black);
            text-decoration: none;
        }

        .brand {
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 2px;
            font-style: italic;
        }

        .back-link {
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .back-link:hover {
            color: var(--red);
        }

        .topbar a.is-sale {
            color: var(--red);
        }

        main {
            width: min(760px, 90%);
            margin: 0 auto;
            padding: 72px 0;
        }

        .intro {
            margin-bottom: 30px;
        }

        h1 {
            font-size: clamp(2rem, 5vw, 3.4rem);
            line-height: 1;
            letter-spacing: -1px;
            text-transform: uppercase;
        }

        .intro p {
            max-width: 620px;
            margin-top: 14px;
            color: var(--gray);
            font-size: 0.92rem;
            line-height: 1.65;
        }

        .form-panel {
            padding: 32px;
            background: #ffffff;
            border: 1px solid var(--line);
        }

        form {
            display: grid;
            gap: 18px;
        }

        .form-row {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 18px;
        }

        label {
            display: grid;
            gap: 8px;
            color: var(--black);
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        input,
        select,
        textarea {
            width: 100%;
            padding: 12px;
            border: 1px solid #cccccc;
            border-radius: 0;
            background: #ffffff;
            color: var(--black);
            font: inherit;
            font-size: 0.88rem;
        }

        textarea {
            min-height: 150px;
            resize: vertical;
        }

        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--black);
            outline-offset: 1px;
        }

        .form-note {
            color: var(--gray);
            font-size: 0.78rem;
            line-height: 1.6;
            overflow-wrap: anywhere;
        }

        .submit-button {
            width: fit-content;
            padding: 13px 18px;
            border: 0;
            background: var(--black);
            color: #ffffff;
            cursor: pointer;
            font: inherit;
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .submit-button:hover {
            background: var(--red);
        }

        footer {
            margin-top: auto;
            padding: 10px 5%;
            border-top: 1px solid var(--line);
            color: #888888;
            font-size: 0.62rem;
            letter-spacing: 0.5px;
            text-align: right;
            text-transform: uppercase;
        }

        @media (max-width: 600px) {
            .topbar {
                min-height: 62px;
            }

            main {
                padding: 48px 0;
            }

            .form-panel {
                padding: 22px;
            }

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