:root {
    color-scheme: light;
    --paper: #f5f0e6;
    --paper-deep: #e9dfce;
    --ink: #211f1b;
    --ink-soft: #625d54;
    --line: rgba(33, 31, 27, 0.18);
    --ai: #315f88;
    --max-width: 46rem;
}

* {
    box-sizing: border-box;
}

html {
    background: #dcd1bf;
    color: var(--ink);
    font-family: ui-serif, "Hiragino Mincho ProN", "Yu Mincho", Georgia, serif;
    line-height: 1.8;
}

body {
    min-height: 100vh;
    margin: 0;
    background:
        radial-gradient(circle at 15% 12%, rgba(255, 255, 255, 0.56), transparent 28rem),
        repeating-linear-gradient(87deg, rgba(74, 58, 35, 0.018) 0 1px, transparent 1px 7px),
        var(--paper);
}

a {
    color: var(--ink);
    text-decoration-color: rgba(49, 95, 136, 0.55);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.22em;
}

a:hover,
a:focus-visible {
    color: var(--ai);
}

a:focus-visible {
    outline: 2px solid var(--ai);
    outline-offset: 4px;
}

.site-header,
.site-footer,
main {
    width: min(calc(100% - 2rem), var(--max-width));
    margin-inline: auto;
}

.site-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    padding-block: 1.4rem;
    border-bottom: 1px solid var(--line);
}

.brand {
    font-size: 1.15rem;
    letter-spacing: 0.12em;
    text-decoration: none;
}

nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 0.45rem 1rem;
    font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
    font-size: 0.82rem;
}

main {
    padding-block: clamp(3.4rem, 9vw, 7rem);
}

.hero {
    min-height: min(68vh, 38rem);
    display: grid;
    align-content: center;
}

.eyebrow,
.meta,
.english-label {
    color: var(--ink-soft);
    font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
    font-size: 0.76rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    max-width: 12em;
    margin-bottom: 1.25rem;
    font-size: clamp(2.4rem, 8vw, 4.8rem);
    font-weight: 500;
    letter-spacing: 0.08em;
    line-height: 1.28;
}

.page-title {
    font-size: clamp(2rem, 7vw, 3.7rem);
}

h2 {
    margin-bottom: 1rem;
    font-size: clamp(1.3rem, 4vw, 1.7rem);
    font-weight: 500;
    letter-spacing: 0.04em;
}

h3 {
    margin-bottom: 0.55rem;
    font-size: 1.02rem;
    font-weight: 600;
}

.lead {
    max-width: 34rem;
    color: var(--ink-soft);
    font-size: clamp(1.05rem, 3vw, 1.25rem);
}

.ink-mark {
    width: 3.6rem;
    height: 3.6rem;
    margin-bottom: 1.5rem;
    border-radius: 46% 54% 51% 49% / 53% 44% 56% 47%;
    background: var(--ai);
    box-shadow: inset 0.3rem -0.25rem 0.8rem rgba(15, 25, 36, 0.18);
    transform: rotate(-7deg);
}

.section {
    padding-block: 2.6rem;
    border-top: 1px solid var(--line);
}

.grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.6rem 2.2rem;
}

.card {
    padding: 1.25rem;
    border: 1px solid var(--line);
    border-radius: 0.3rem;
    background: rgba(255, 255, 255, 0.2);
}

.card p:last-child,
.section p:last-child {
    margin-bottom: 0;
}

.english {
    margin-top: 3.2rem;
    padding-top: 3.2rem;
    border-top: 1px solid var(--line);
    font-family: ui-serif, Georgia, serif;
}

.policy section,
.support section {
    margin-top: 2.4rem;
}

.policy ul,
.support ul {
    padding-left: 1.35rem;
}

.contact {
    display: inline-block;
    margin-top: 0.35rem;
    padding: 0.72rem 1rem;
    border: 1px solid var(--line);
    border-radius: 0.25rem;
    font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
    text-decoration: none;
}

/* Support answers stay readable without scripts or images. */
.skip-link {
    position: absolute;
    top: -8rem;
    left: 1rem;
    z-index: 1;
    padding: 0.75rem 1rem;
    background: var(--paper);
}

.skip-link:focus { top: 0.5rem; }
.support [id] { scroll-margin-top: 1.5rem; }
.support .page-title { max-width: none; }
.support .page-links { justify-content: flex-start; }

.support nav a,
.support summary,
.support h3 a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding-block: 0.5rem;
}

.support .faq-index {
    display: grid;
    gap: 0;
    justify-content: stretch;
    font-size: 1rem;
    border-top: 1px solid var(--line);
}

.faq-index a { border-bottom: 1px solid var(--line); }

.faq-answer {
    margin-top: 3.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--line);
}

.faq-answer h3 {
    font-size: clamp(1.15rem, 4vw, 1.45rem);
    line-height: 1.6;
}

.faq-answer h3 a { text-decoration: none; }
.faq-answer h3 a:hover,
.faq-answer h3 a:focus-visible { text-decoration: underline; }

.faq-answer p,
.faq-answer li,
.material-notes,
.support-contact p {
    font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
}

.support ol { padding-left: 1.5rem; }
.faq-figure { margin: 1.5rem 0; }
.artwork-link { display: block; }

.faq-figure img {
    display: block;
    width: 100%;
    max-width: 35rem;
    height: auto;
    margin-inline: auto;
}

.faq-figure figcaption {
    margin-top: 0.75rem;
    color: var(--ink-soft);
    font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
    font-size: 0.85rem;
}

.material-notes dt { margin-top: 1rem; font-weight: 600; }
.material-notes dd { margin: 0.2rem 0 0; }

.support details {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.25);
    border-left: 2px solid var(--line);
}

.support summary {
    display: list-item;
    cursor: pointer;
    font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
}

.support summary:focus-visible {
    outline: 2px solid var(--ai);
    outline-offset: 4px;
}

.support details[open] summary { margin-bottom: 0.75rem; }
.support-contact { padding-top: 2rem; border-top: 1px solid var(--line); }
.support .contact { max-width: 100%; overflow-wrap: anywhere; }

.site-footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.8rem 1.5rem;
    padding-block: 1.6rem 2.4rem;
    border-top: 1px solid var(--line);
    color: var(--ink-soft);
    font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
    font-size: 0.76rem;
}

.site-footer p {
    margin: 0;
}

@media (max-width: 38rem) {
    .site-header {
        align-items: flex-start;
        flex-direction: column;
    }

    nav {
        justify-content: flex-start;
    }

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

@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }

    a {
        transition: color 160ms ease;
    }
}