:root {
    --ink: #171717;
    --paper: #f4f1eb;
    --card: #fffdf8;
    --muted: #6e6961;
    --line: #d9d2c8;
    --accent: #d9543d;
    --accent-dark: #a83724;
}

* {
    box-sizing: border-box;
}

body {
    background: var(--paper);
    color: var(--ink);
    font-family: Arial, sans-serif;
    margin: 0;
}

a {
    color: inherit;
}

.checkout-header {
    align-items: center;
    background: var(--ink);
    color: white;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    min-height: 82px;
    padding: 16px max(24px, calc((100vw - 1240px) / 2));
}

.back-link,
.secure-note {
    font-family: "Space Mono", monospace;
    font-size: 12px;
    letter-spacing: 0.04em;
}

.back-link {
    justify-self: start;
    text-decoration: none;
}

.back-link span {
    display: inline-block;
    margin-right: 6px;
    transition: transform 160ms ease;
}

.back-link:hover span {
    transform: translateX(-4px);
}

.brand {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 27px;
    letter-spacing: -0.03em;
    text-decoration: none;
}

.secure-note {
    color: #bbb6ad;
    justify-self: end;
}

.checkout-main {
    margin: 0 auto;
    max-width: 1240px;
    padding: 78px 24px 100px;
}

.checkout-intro {
    display: grid;
    gap: 20px 60px;
    grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
    margin-bottom: 64px;
}

.eyebrow {
    color: var(--accent);
    font-family: "Space Mono", monospace;
    font-size: 12px;
    font-weight: 700;
    grid-column: 1 / -1;
    letter-spacing: 0.16em;
    margin: 0;
    text-transform: uppercase;
}

.checkout-intro h1 {
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(48px, 6vw, 78px);
    font-weight: 400;
    letter-spacing: -0.045em;
    line-height: 0.98;
    margin: 0;
}

.checkout-intro > p:last-child {
    align-self: end;
    color: var(--muted);
    font-family: "Space Mono", monospace;
    font-size: 13px;
    line-height: 1.8;
    margin: 0 0 5px;
}

.checkout-layout {
    align-items: start;
    display: grid;
    gap: 34px;
    grid-template-columns: minmax(0, 1fr) 370px;
}

.order-form {
    background: var(--card);
    border: 1px solid var(--line);
}

.form-section {
    display: grid;
    gap: 28px;
    grid-template-columns: 42px minmax(0, 1fr);
    padding: 42px;
}

.form-section + .form-section {
    border-top: 1px solid var(--line);
}

.section-number {
    align-items: center;
    background: var(--ink);
    border-radius: 50%;
    color: white;
    display: flex;
    font-family: "Space Mono", monospace;
    font-size: 11px;
    height: 34px;
    justify-content: center;
    width: 34px;
}

.section-content {
    min-width: 0;
}

.section-content h2,
.artwork-fieldset legend,
.order-summary h2 {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 34px;
    font-weight: 400;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin: 0;
}

.artwork-fieldset {
    border: 0;
    margin: 0;
    padding: 0;
}

.artwork-fieldset legend {
    padding: 0;
}

.section-help {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.6;
    margin: 8px 0 28px;
}

label:not(.artwork-option):not(.consent-row) {
    display: block;
    font-family: "Space Mono", monospace;
    font-size: 12px;
    font-weight: 700;
    margin: 20px 0 8px;
}

input,
select,
textarea {
    background: white;
    border: 1px solid #bdb6ad;
    border-radius: 0;
    color: var(--ink);
    font: inherit;
    outline: none;
    padding: 14px 15px;
    transition: border-color 160ms ease, box-shadow 160ms ease;
    width: 100%;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(217, 84, 61, 0.14);
}

input:user-invalid,
select:user-invalid {
    border-color: #a62d20;
}

textarea {
    min-height: 110px;
    resize: vertical;
}

.inline-fields {
    display: grid;
    gap: 18px;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

.two-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.conditional-field[hidden] {
    display: none;
}

.artwork-options {
    display: grid;
    gap: 13px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.artwork-option {
    cursor: pointer;
    min-width: 0;
}

.artwork-option > input {
    height: 1px;
    opacity: 0;
    position: absolute;
    width: 1px;
}

.artwork-card {
    background: white;
    border: 2px solid transparent;
    display: block;
    height: 100%;
    outline: 1px solid var(--line);
    transition: border-color 160ms ease, transform 160ms ease;
}

.artwork-card img {
    aspect-ratio: 4 / 5;
    display: block;
    object-fit: cover;
    width: 100%;
}

.artwork-card > span {
    display: block;
    padding: 13px;
}

.artwork-card strong,
.artwork-card small {
    display: block;
}

.artwork-card strong {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 16px;
    line-height: 1.15;
}

.artwork-card small {
    color: var(--muted);
    font-size: 11px;
    margin-top: 5px;
}

.artwork-option:hover .artwork-card {
    transform: translateY(-3px);
}

.artwork-option > input:focus-visible + .artwork-card,
.artwork-option > input:checked + .artwork-card {
    border-color: var(--accent);
    outline-color: var(--accent);
}

.field-error {
    color: #a62d20;
    font-size: 12px;
    margin: 10px 0 0;
}

.input-hint {
    color: var(--muted);
    font-size: 12px;
    margin: 7px 0 0;
}

.optional {
    color: var(--muted);
    font-family: Arial, sans-serif;
    font-size: 11px;
    font-weight: 400;
    margin-left: 5px;
}

.consent-row {
    align-items: flex-start;
    cursor: pointer;
    display: flex;
    font-size: 13px;
    gap: 11px;
    line-height: 1.5;
    margin-top: 24px;
}

.consent-row input {
    accent-color: var(--accent);
    flex: 0 0 auto;
    height: 18px;
    margin-top: 1px;
    padding: 0;
    width: 18px;
}

.order-summary {
    background: var(--ink);
    color: white;
    padding: 32px;
    position: sticky;
    top: 24px;
}

.order-summary .eyebrow {
    margin-bottom: 8px;
}

.order-summary h2 {
    font-size: 38px;
    margin-bottom: 26px;
}

.summary-product-image {
    background: #e8e2d9;
    margin-bottom: 24px;
    overflow: hidden;
    position: relative;
}

.summary-product-image img {
    aspect-ratio: 1;
    display: block;
    object-fit: cover;
    width: 100%;
}

.summary-product-image span {
    align-items: center;
    background: var(--accent);
    border: 3px solid var(--ink);
    border-radius: 50%;
    display: flex;
    font-family: "Space Mono", monospace;
    font-size: 11px;
    height: 42px;
    justify-content: center;
    position: absolute;
    right: 10px;
    top: 10px;
    width: 42px;
}

.order-summary dl {
    margin: 0 0 26px;
}

.order-summary dl > div {
    border-top: 1px solid #3b3b3b;
    display: grid;
    gap: 16px;
    grid-template-columns: 80px 1fr;
    padding: 13px 0;
}

.order-summary dt {
    color: #aaa59d;
    font-family: "Space Mono", monospace;
    font-size: 10px;
    text-transform: uppercase;
}

.order-summary dd {
    font-size: 13px;
    margin: 0;
    overflow-wrap: anywhere;
    text-align: right;
}

.shopify-button {
    align-items: center;
    background: var(--accent);
    border: 0;
    color: white;
    cursor: pointer;
    display: flex;
    font-family: "Space Mono", monospace;
    font-size: 12px;
    font-weight: 700;
    justify-content: space-between;
    padding: 17px;
    text-decoration: none;
    transition: background-color 160ms ease;
}

.shopify-button:hover,
.shopify-button:focus-visible {
    background: var(--accent-dark);
}

.shopify-button:disabled {
    cursor: wait;
    opacity: 0.7;
}

.shopify-button span {
    font-size: 19px;
}

.checkout-message {
    color: #ffad9c;
    font-size: 12px;
    line-height: 1.5;
    margin: 10px 0 0;
}

.payment-note {
    color: #aaa59d;
    font-size: 11px;
    line-height: 1.5;
    margin: 16px 0 0;
}

.payment-note span {
    color: #70b77e;
    margin-right: 4px;
}

@media (max-width: 960px) {
    .checkout-layout {
        grid-template-columns: minmax(0, 1fr) 320px;
    }

    .form-section {
        padding: 34px 28px;
    }
}

@media (max-width: 780px) {
    .checkout-header {
        grid-template-columns: 1fr auto;
    }

    .secure-note {
        display: none;
    }

    .checkout-intro {
        display: block;
        margin-bottom: 42px;
    }

    .checkout-intro h1 {
        margin: 12px 0 22px;
    }

    .checkout-layout {
        display: flex;
        flex-direction: column;
    }

    .order-form,
    .order-summary {
        width: 100%;
    }

    .order-summary {
        position: static;
    }

    .summary-product-image img {
        max-height: 480px;
    }
}

@media (max-width: 560px) {
    .checkout-header {
        min-height: 68px;
    }

    .brand {
        font-size: 21px;
    }

    .back-link {
        font-size: 0;
    }

    .back-link span {
        font-size: 22px;
    }

    .checkout-main {
        padding: 52px 16px 70px;
    }

    .form-section {
        display: block;
        padding: 28px 20px 32px;
    }

    .section-number {
        margin-bottom: 18px;
    }

    .artwork-options,
    .two-columns {
        grid-template-columns: 1fr;
    }

    .artwork-card {
        align-items: center;
        display: grid;
        grid-template-columns: 94px 1fr;
    }

    .artwork-card img {
        height: 118px;
    }

    .order-summary {
        padding: 25px 20px;
    }
}