/* Hallmark · macrostructure: Workbench · tone: utilitarian · anchor hue: red
 * theme: reference-inspired Y2mate (source page blocked, visual match unverified)
 * nav: inline tools · footer: compact links · enrichment: none · motion: loading only
 * pre-emit critique: P4 H4 E4 S4 R5 V4
 */
@import url('./tokens.css');
* { box-sizing: border-box; }
html, body { margin: 0; overflow-x: clip; }
html { scroll-padding-top: var(--space-lg); }
body { color: var(--color-ink); background: var(--color-paper); font: var(--text-body)/1.65 var(--font-body); }
button, input, select { font: inherit; }
button, select, summary { cursor: pointer; }
button, input, select { min-height: 44px; }
button { border: 0; }
button, a, summary { -webkit-tap-highlight-color: var(--color-transparent); }
a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 3px; }
button:disabled, input:disabled, select:disabled { opacity: .55; cursor: not-allowed; }
button:active { transform: translateY(1px); }
button, a, summary { white-space: nowrap; }
img, video { max-width: 100%; }
svg { width: 24px; height: 24px; flex-shrink: 0; fill: currentColor; }
h1, h2, h3 { font-family: var(--font-display); font-style: normal; line-height: 1.3; min-width: 0; overflow-wrap: anywhere; }
h1 { font-size: var(--text-display); font-weight: 500; margin: 0 0 var(--space-sm); }
h2 { font-size: var(--text-heading); font-weight: 500; margin: 0 0 var(--space-md); }
h3 { font-size: var(--text-body); font-weight: 600; margin: 0 0 var(--space-xs); }
p { margin: 0 0 var(--space-md); }
[hidden] { display: none !important; }
.container { width: min(100% - 40px, 1040px); margin-inline: auto; }
.skip-link { position: absolute; top: -100px; left: var(--space-md); padding: var(--space-sm) var(--space-md); background: var(--color-paper); z-index: 20; }
.skip-link:focus { top: var(--space-sm); }
.navbar { border-bottom: var(--rule-width) solid var(--color-rule); }
.navbar__inner { min-height: 78px; display: flex; align-items: center; gap: var(--space-lg); }
.brand { display: inline-flex; align-items: center; gap: var(--space-sm); color: var(--color-accent); font: 700 28px/1 var(--font-display); white-space: nowrap; min-height: 44px; }
.brand:hover { text-decoration: none; }
.brand svg { width: 30px; height: 30px; }
.brand img { object-fit: contain; }
.navbar-panel { display: flex; align-items: center; justify-content: flex-end; gap: var(--space-lg); flex: 1; min-width: 0; }
.navbar-links { display: flex; gap: var(--space-lg); }
.navbar-links a { color: var(--color-ink); font-size: 14px; display: inline-flex; align-items: center; min-height: 44px; }
.navbar-links a.is-active, .navbar-links a:hover { color: var(--color-accent); }
.language-menu { position: relative; }
.language-menu summary { display: flex; align-items: center; gap: 6px; min-height: 44px; font-size: 14px; list-style: none; }
.language-menu summary::-webkit-details-marker { display: none; }
.language-menu svg { fill: none; stroke: currentColor; stroke-width: 1.4; width: 18px; height: 18px; }
.language-menu__list { position: absolute; inset-inline-end: 0; top: 100%; z-index: 10; min-width: 190px; max-height: 400px; overflow-y: auto; background: var(--color-paper); border: var(--rule-width) solid var(--color-rule); border-radius: var(--radius-sm); padding: var(--space-sm); }
.language-menu__list a { display: block; padding: var(--space-sm) var(--space-md); color: var(--color-ink); }
.language-menu__list a:hover, .language-menu__list a[aria-current] { background: var(--color-accent-soft); color: var(--color-accent); }
.menu-toggle { display: none; background: var(--color-paper); color: var(--color-ink); padding: var(--space-sm); min-width: 44px; }
.hero { text-align: center; padding-block: 54px var(--space-2xl); }
.hero__subtitle { color: var(--color-muted); margin-bottom: var(--space-lg); }
.download-form { max-width: 780px; margin: 0 auto; }
.format-tabs { display: flex; align-items: center; justify-content: center; gap: var(--space-xl); margin-bottom: var(--space-lg); }
.format-tabs button { display: flex; align-items: center; gap: var(--space-sm); min-height: 44px; padding: var(--space-sm) 0; background: var(--color-paper); color: var(--color-muted); border-bottom: 2px solid var(--color-transparent); }
.format-tabs button svg { width: 19px; height: 19px; }
.format-tabs button span { font-size: var(--text-small); }
.format-tabs button[aria-selected="true"] { color: var(--color-accent); border-bottom-color: var(--color-accent); }
.format-tabs button:hover { color: var(--color-accent); }
.download-form label { display: block; text-align: start; font-size: var(--text-small); margin-bottom: 6px; color: var(--color-muted); }
.download-form__input-wrap { display: flex; border: 4px solid var(--color-accent); border-radius: var(--radius-sm); background: var(--color-paper); min-height: 62px; }
.download-form__input-wrap input { min-width: 0; flex: 1; width: 100%; padding: 12px var(--space-md); border: 0; background: var(--color-paper); color: var(--color-ink); }
.download-form__input-wrap input:hover { background: var(--color-surface); }
.download-form__input-wrap input:focus-visible { outline-offset: -4px; }
.download-form__input-wrap:has([aria-invalid="true"]) { border-color: var(--color-error); }
.download-form[data-state="success"] .download-form__input-wrap { border-color: var(--color-success); }
.paste-button { color: var(--color-muted); background: var(--color-paper); margin: var(--space-xs); padding: var(--space-sm) 10px; }
.paste-button:hover { background: var(--color-surface); color: var(--color-ink); }
.start-button { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-sm); padding: 12px var(--space-lg); color: var(--color-paper); background: var(--color-accent); min-width: 115px; }
.start-button:hover { background: var(--color-accent-hover); }
.start-button svg { width: 20px; height: 20px; }
.spinner { display: none; width: 18px; height: 18px; border: 2px solid currentColor; border-right-color: var(--color-transparent); border-radius: 50%; animation: spin .8s linear infinite; }
.download-form[data-state="loading"] .spinner { display: inline-block; }
.download-form[data-state="loading"] .start-button svg { display: none; }
.form-message { margin: var(--space-sm) 0; font-size: var(--text-small); color: var(--color-muted); min-height: 22px; text-align: start; overflow-wrap: anywhere; }
.form-message.is-error { color: var(--color-error); }
.quality-control { display: flex; justify-content: center; align-items: center; gap: var(--space-sm); }
.quality-control label { margin: 0; }
.quality-control select { color: var(--color-ink); background: var(--color-paper); border: var(--rule-width) solid var(--color-rule); border-radius: var(--radius-sm); padding: var(--space-xs) var(--space-sm); font-size: var(--text-small); }
.terms-hint { margin: var(--space-sm) 0 0; color: var(--color-muted); font-size: 12px; }
.terms-hint a { display: inline-block; }
.site-content { max-width: 940px; padding-bottom: var(--space-2xl); }
.introduction { text-align: center; margin-bottom: var(--space-2xl); }
.introduction p { color: var(--color-muted); }
.instructions-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-2xl); margin-bottom: var(--space-xl); }
.instructions-grid > :only-child { grid-column: 1 / -1; }
.instructions h2, .benefits h2 { font-size: 22px; }
.instructions ol { margin: 0; padding-inline-start: var(--space-lg); }
.instructions li { padding-inline-start: var(--space-xs); margin-bottom: var(--space-md); }
.instructions li::marker { color: var(--color-accent); font-weight: 600; }
.benefits ul { list-style: none; margin: 0; padding: 0; }
.benefits li { display: flex; gap: 10px; margin-bottom: var(--space-md); }
.benefits li svg { color: var(--color-accent); width: 18px; height: 18px; margin-top: var(--space-xs); }
.benefits p { font-size: 14px; color: var(--color-muted); margin: 0; }
.tool-links { padding-block: var(--space-lg); border-block: var(--rule-width) solid var(--color-rule); margin-bottom: var(--space-xl); text-align: center; }
.tool-links h2 { font-size: 20px; }
.tool-links > div { display: flex; justify-content: center; flex-wrap: wrap; gap: var(--space-sm) var(--space-lg); }
.tool-links a { min-height: 44px; display: inline-flex; align-items: center; font-size: 14px; }
.article-content { overflow-wrap: anywhere; }
.article-content h2 { font-size: 22px; }
.article-content img { height: auto; }
.faq { margin-top: var(--space-xl); }
.faq h2 { text-align: center; }
.faq details { border-bottom: var(--rule-width) solid var(--color-rule); }
.faq summary { padding-block: var(--space-md); list-style: none; display: flex; justify-content: space-between; align-items: start; gap: var(--space-md); white-space: normal; line-height: 1.5; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary span { color: var(--color-accent); font-size: 22px; line-height: 1; flex: 0 0 auto; }
.faq details[open] summary span { transform: rotate(45deg); }
.faq details p { color: var(--color-muted); padding-inline-end: var(--space-xl); }
.footer { background: var(--color-surface); border-top: var(--rule-width) solid var(--color-rule); padding-block: var(--space-lg); text-align: center; }
.footer__links { display: flex; justify-content: center; flex-wrap: wrap; gap: var(--space-sm) var(--space-lg); }
.footer__links a { min-height: 44px; display: inline-flex; align-items: center; font-size: 14px; }
.footer__disclaimer, .footer__copyright { font-size: 12px; color: var(--color-muted); margin: var(--space-sm) 0 0; }
.download-results { margin-top: var(--space-xl); border: var(--rule-width) solid var(--color-rule); border-radius: var(--radius-sm); padding: var(--space-lg); text-align: start; }
.result-heading { display: flex; align-items: start; gap: var(--space-md); margin-bottom: var(--space-lg); }
.result-heading img { width: 140px; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--radius-sm); }
.result-heading h2 { font-size: 19px; margin-bottom: var(--space-sm); }
.result-heading p { color: var(--color-muted); font-size: var(--text-small); margin: 0; }
.result-table { width: 100%; border-collapse: collapse; }
.result-table th { color: var(--color-muted); font-size: var(--text-small); font-weight: 400; }
.result-table th, .result-table td { padding: var(--space-sm); border-bottom: var(--rule-width) solid var(--color-rule); text-align: start; }
.result-table td:last-child { text-align: end; }
.result-download { display: inline-flex; justify-content: center; align-items: center; min-height: 44px; padding: var(--space-sm) var(--space-md); border-radius: var(--radius-sm); background: var(--color-accent); color: var(--color-paper); font-size: 14px; }
.result-download:hover { background: var(--color-accent-hover); text-decoration: none; }
.result-reset { display: block; margin: var(--space-md) auto 0; padding: var(--space-sm) var(--space-md); color: var(--color-accent); background: var(--color-paper); }
.result-preview { width: 100%; max-height: 360px; display: block; margin-top: var(--space-md); }
.utility-page { max-width: 850px; padding-block: var(--space-2xl); min-height: 65vh; }
.utility-page header { margin-bottom: var(--space-xl); }
.utility-contact { margin-bottom: var(--space-xl); }
.utility-contact label { display: block; margin-bottom: var(--space-sm); }
.utility-contact > div { display: flex; gap: var(--space-sm); }
.utility-contact input { flex: 1; min-width: 0; padding: var(--space-sm) var(--space-md); border: var(--rule-width) solid var(--color-rule); color: var(--color-ink); background: var(--color-paper); }
@keyframes spin { to { transform: rotate(360deg); } }
@media (max-width: 1000px) {
    .navbar-links { gap: var(--space-md); }
    .navbar-panel { gap: var(--space-md); }
    .navbar-links a { font-size: var(--text-small); }
    .language-menu summary span:first-of-type { display: none; }
}
@media (max-width: 768px) {
    .container { width: min(100% - 32px, 1040px); }
    .navbar__inner { flex-wrap: wrap; gap: 0; min-height: 68px; justify-content: space-between; }
    .brand { font-size: 26px; }
    .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
    .navbar-panel { display: none; flex: 0 0 100%; align-items: start; padding-bottom: var(--space-md); }
    .navbar-panel.is-open { display: flex; }
    .navbar-links { flex: 1; flex-direction: column; gap: 0; }
    .language-menu__list { max-height: 300px; }
    .language-menu summary span:first-of-type { display: inline; }
    .hero { padding-block: var(--space-xl); }
    h1 { font-size: 29px; }
    .instructions-grid { grid-template-columns: minmax(0, 1fr); gap: var(--space-lg); }
    .site-content { padding-bottom: var(--space-xl); }
    .introduction { margin-bottom: var(--space-xl); }
    .paste-button { font-size: var(--text-small); }
    .start-button { min-width: 94px; padding: 12px var(--space-md); }
    .download-form__input-wrap input { padding-inline: 10px; font-size: 14px; }
}
@media (max-width: 414px) {
    .download-form__input-wrap { flex-wrap: wrap; }
    .download-form__input-wrap input { flex-basis: calc(100% - 60px); width: calc(100% - 60px); }
    .paste-button { flex: 0 0 auto; max-width: 60px; margin-inline: 0; padding-inline: var(--space-sm); }
    .download-form__input-wrap .start-button { flex: 0 0 100%; min-height: 46px; }
    .result-heading { flex-direction: column; }
    .result-heading img { width: 100%; }
    .download-results { padding: var(--space-md); }
    .result-table th, .result-table td { padding-inline: var(--space-xs); font-size: var(--text-small); }
    .result-download { padding-inline: 10px; font-size: var(--text-small); }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 150ms !important; animation-iteration-count: 1 !important; }
}