/* Hallmark · macrostructure: Workbench · tone: technical-atmospheric · anchor hue: phosphor-green · genre: atmospheric · theme: custom · enrichment: E8 verified screenshots · nav: N1b · footer: Ft5 */
/* Hallmark · pre-emit critique: P5 H5 E5 S5 R5 V4 · contrast: pass (40–41) · slop: pass (42–45) · honest: pass (46) · chrome: pass (47) · tokens: pass (48) · mobile: pass (34, 49–57) */
@import url("../../tokens.css");

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  overflow-x: clip;
}

html {
  color-scheme: dark;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--space-2xl) + var(--space-lg));
}

body {
  min-width: 20rem;
  padding-block-end: calc(var(--space-2xl) + var(--space-md) + var(--space-2xs));
  background: var(--color-paper);
  color: var(--color-ink-2);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a:active {
  color: var(--color-link-hover);
}

button:active,
summary:active {
  filter: brightness(0.92);
}

button,
input,
select,
textarea {
  font: inherit;
}

a {
  color: var(--color-link);
  text-decoration-thickness: var(--rule-hair);
  text-underline-offset: 0.2em;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
  box-shadow: 0 0 0 5px var(--color-focus-shadow);
}

h1,
h2,
h3,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

h1,
h2,
h3 {
  min-width: 0;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.08;
  overflow-wrap: anywhere;
}

h1 {
  font-size: var(--text-display-s);
}

h2 {
  font-size: clamp(1.85rem, 4vw, var(--text-3xl));
}

h3 {
  font-size: var(--text-md);
}

p,
li {
  max-width: 70ch;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: var(--space-sm) var(--space-md);
  border-block-end: var(--rule-hair) solid var(--color-rule-2);
  text-align: start;
  vertical-align: top;
}

th {
  color: var(--color-ink);
}

.container {
  width: min(100%, var(--page-max));
  margin-inline: auto;
  padding-inline: var(--page-gutter);
}

.reading-width {
  max-width: var(--reading-max);
}

.section-pad {
  padding-block: var(--space-3xl);
}

.section-pad--tight {
  padding-block: var(--space-2xl);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: calc(-1 * var(--rule-hair));
  overflow: clip;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  inset-block-start: var(--space-sm);
  inset-inline-start: var(--space-sm);
  z-index: var(--z-tooltip);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  transform: translateY(-180%);
  transition: transform var(--dur-short) var(--ease-out);
  white-space: nowrap;
}

.skip-link:focus {
  transform: none;
}

.site-nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: var(--z-sticky);
  background: color-mix(in oklch, var(--color-paper) 96%, transparent);
  border-block-end: var(--rule-hair) solid transparent;
  transition: transform var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out);
}

.site-nav.is-scrolled {
  border-block-end-color: var(--color-rule-2);
}

.site-nav__inner {
  width: min(100%, var(--page-max));
  height: 4.5rem;
  margin-inline: auto;
  padding-inline: var(--page-gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-md);
}

.wordmark {
  min-height: 2.75rem;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
  white-space: nowrap;
}

.wordmark img {
  border-radius: var(--radius-xs);
}

.wordmark b {
  color: var(--color-accent);
}

.site-nav__links {
  display: none;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
}

.site-nav__links a,
.mobile-menu a,
.site-footer a,
.guide-toc a,
.guide-sidebar a,
.breadcrumb a,
.text-link,
.article-links a {
  white-space: nowrap;
}

.site-nav__links a {
  min-height: 2.75rem;
  padding: var(--space-sm) var(--space-md);
  display: inline-flex;
  align-items: center;
  color: var(--color-muted);
  text-decoration: none;
}

.site-nav__links a[aria-current="page"],
.site-nav__links a:hover {
  color: var(--color-ink);
}

.site-nav__actions {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.menu-toggle,
.icon-button,
.filter-tabs button,
.image-button {
  border: 0;
  cursor: pointer;
}

.menu-toggle {
  min-width: 3.5rem;
  min-height: 2.75rem;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-paper-2);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule-2);
  border-radius: var(--radius-xs);
}

.menu-toggle__label {
  font-size: var(--text-sm);
}

.menu-toggle__bars {
  display: none;
}

.button {
  position: relative;
  isolation: isolate;
  min-height: 2.75rem;
  padding: var(--space-sm) var(--space-lg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  overflow: clip;
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-xs);
  color: var(--color-ink);
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: transform var(--dur-micro) var(--ease-out), background-color var(--dur-short) var(--ease-out);
  white-space: nowrap;
}

.button--primary,
.button--download {
  background: var(--color-accent);
  color: var(--color-accent-ink);
  border-color: var(--color-accent);
}

.button--secondary {
  background: var(--color-paper-2);
}

.button--large {
  min-height: 3.5rem;
  padding-inline: var(--space-xl);
  font-size: var(--text-md);
}

.button--download::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(105deg, transparent 28%, color-mix(in oklch, var(--color-focus) 44%, transparent) 48%, transparent 68%);
  transform: translateX(-130%);
  animation: cta-sheen 3.8s var(--ease-in-out) infinite;
}

@keyframes cta-sheen {
  0%, 42% { transform: translateX(-130%); }
  68%, 100% { transform: translateX(130%); }
}

@media (hover: hover) and (pointer: fine) {
  .guide-card-grid a:hover,
  .feature-card:hover,
  .fit-grid article:hover,
  .article-index article:hover {
    transform: translateY(-2px);
  }

  .button--primary:hover,
  .button--download:hover {
    background: var(--color-accent-hover);
  }

  .button--secondary:hover {
    background: var(--color-paper-3);
  }

  .image-button:hover img {
    transform: scale(1.025);
  }

  .text-link:hover,
  .site-footer a:hover {
    color: var(--color-link-hover);
  }
}

.button:active,
.guide-card-grid a:active,
.filter-tabs button:active {
  transform: translateY(1px);
}

.button[aria-disabled="true"],
.button:disabled,
button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

a[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.button[data-state="loading"] {
  cursor: wait;
}

.button[data-state="error"] {
  border-color: var(--color-error);
}

.button[data-state="success"] {
  border-color: var(--color-success);
}

.button--nav {
  display: none;
}

.mobile-menu {
  width: 100%;
  padding: var(--space-sm) var(--page-gutter) var(--space-lg);
  background: var(--color-paper-2);
  border-block-start: var(--rule-hair) solid var(--color-rule-2);
}

.mobile-menu[hidden] {
  display: none;
}

.mobile-menu a {
  min-height: 2.75rem;
  padding-block: var(--space-sm);
  display: flex;
  align-items: center;
  color: var(--color-ink);
  border-block-end: var(--rule-hair) solid var(--color-rule-2);
  text-decoration: none;
}

.hero {
  padding-block: calc(var(--space-3xl) + var(--space-md)) var(--space-3xl);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: center;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 42rem;
  z-index: -1;
  background: linear-gradient(145deg, var(--color-paper-2), var(--color-paper));
  border-block-end: var(--rule-hair) solid var(--color-rule-2);
}

.hero__copy {
  display: grid;
  gap: var(--space-lg);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.tag,
.status-badge {
  padding: var(--space-2xs) var(--space-sm);
  display: inline-flex;
  align-items: center;
  width: fit-content;
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-xs);
  background: var(--color-paper-3);
  color: var(--color-ink-2);
  font-size: var(--text-sm);
  line-height: 1.5;
  white-space: nowrap;
}

.hero h1 span {
  display: block;
  margin-block-start: var(--space-xs);
  color: var(--color-link);
  font-size: 0.48em;
  letter-spacing: 0.01em;
}

.hero__lede {
  max-width: 58ch;
  color: var(--color-ink-2);
  font-size: var(--text-md);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-sm);
  font-variant-numeric: tabular-nums;
}

.hero-facts div {
  padding-block: var(--space-sm);
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.hero-facts dt {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.hero-facts dd {
  margin-block-start: var(--space-2xs);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 700;
}

.hero__actions,
.final-cta__actions,
.article-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.data-note,
.hero__media figcaption,
.gallery-preview figcaption,
.gallery-page figcaption {
  color: var(--color-neutral);
  font-size: var(--text-sm);
}

.hero__media {
  min-width: 0;
  display: grid;
  gap: var(--space-sm);
}

.image-button {
  width: 100%;
  padding: 0;
  display: block;
  overflow: clip;
  background: var(--color-paper-2);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-sm);
  text-align: start;
}

.image-button img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform var(--dur-short) var(--ease-out);
}

.page-enter {
  opacity: 0;
  transform: translateY(8px);
  animation: page-enter var(--dur-long) var(--ease-out) forwards;
}

.hero__media.page-enter {
  animation-delay: var(--dur-short);
}

@keyframes page-enter {
  to { opacity: 1; transform: none; }
}

.info-deck {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--rule-hair);
  background: var(--color-rule-2);
  border: var(--rule-hair) solid var(--color-rule-2);
}

.info-deck article {
  min-width: 0;
  padding: var(--space-md);
  display: grid;
  align-content: start;
  gap: var(--space-xs);
  background: var(--color-paper-2);
  color: var(--color-ink-2);
}

.info-deck span {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.info-deck strong {
  color: var(--color-ink);
  font-size: var(--text-base);
  overflow-wrap: anywhere;
}

.story-section,
.gallery-preview,
.timeline-section,
.articles-section,
.spec-section {
  background: var(--color-paper-2);
  color: var(--color-ink-2);
}

.story-section .reading-width {
  display: grid;
  gap: var(--space-lg);
}

.story-section p {
  font-size: var(--text-md);
}

.section-head {
  margin-block-end: var(--space-xl);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-sm);
}

.section-head p {
  color: var(--color-muted);
}

.section-head--center {
  text-align: center;
}

.section-head--center h2 {
  max-width: 22ch;
  margin-inline: auto;
}

.section-head--split .text-link {
  align-self: end;
  justify-self: start;
}

.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--color-link);
  font-weight: 700;
  text-underline-offset: 0.3em;
}

.feature-bento {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-md);
}

.feature-card,
.fit-grid article,
.article-index article,
.platform-card,
.guide-card-grid a {
  min-width: 0;
  background: var(--color-paper-2);
  color: var(--color-ink-2);
  border: var(--rule-hair) solid var(--color-rule-2);
  border-radius: var(--radius-sm);
}

.feature-card {
  padding: var(--space-lg);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-md);
  transition: transform var(--dur-short) var(--ease-out);
}

.feature-card__mark,
.guide-card-grid a > span {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
}

.feature-card h3,
.guide-card-grid h3,
.fit-grid h3,
.article-index h3 {
  margin-block-end: var(--space-xs);
}

.gallery-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-md);
}

.gallery-strip figure,
.gallery-grid figure {
  min-width: 0;
  display: grid;
  gap: var(--space-xs);
}

.download-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: start;
}

.download-panel__copy {
  display: grid;
  gap: var(--space-lg);
}

.download-panel__specs {
  background: var(--color-paper-2);
  border: var(--rule-hair) solid var(--color-rule-2);
}

.download-panel__specs div {
  padding: var(--space-sm) var(--space-md);
  display: grid;
  grid-template-columns: minmax(7rem, 0.8fr) minmax(0, 1.2fr);
  gap: var(--space-sm);
  border-block-end: var(--rule-hair) solid var(--color-rule-2);
}

.download-panel__specs div:last-child {
  border-block-end: 0;
}

.download-panel__specs dt {
  color: var(--color-muted);
}

.download-panel__specs dd {
  color: var(--color-ink);
  font-variant-numeric: tabular-nums;
}

.timeline {
  display: grid;
  gap: 0;
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.timeline article {
  padding-block: var(--space-lg);
  display: grid;
  grid-template-columns: minmax(6.5rem, 0.35fr) minmax(0, 1.65fr);
  gap: var(--space-lg);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.timeline time {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-variant-numeric: tabular-nums;
}

.timeline h3 {
  margin-block-end: var(--space-xs);
}

.fit-grid,
.article-index,
.platform-grid,
.guide-card-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-md);
}

.fit-grid article,
.article-index article,
.platform-card {
  padding: var(--space-lg);
  transition: transform var(--dur-short) var(--ease-out);
}

.fit-grid article[data-revealed="false"] {
  opacity: 0;
  transform: translateY(8px);
}

.fit-grid article[data-revealed="true"] {
  opacity: 1;
  transform: none;
  transition: opacity var(--dur-long) var(--ease-out), transform var(--dur-long) var(--ease-out);
}

.article-index article {
  display: grid;
  align-content: start;
  gap: var(--space-sm);
}

.article-index article:nth-child(4n + 1) {
  background: var(--color-paper-3);
}

.article-index .article-meta,
.article-meta {
  color: var(--color-neutral);
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
}

.accordion {
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.accordion details {
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.accordion summary {
  position: relative;
  min-height: 3.5rem;
  padding: var(--space-lg) calc(var(--space-xl) + var(--space-xs)) var(--space-lg) 0;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.accordion summary::-webkit-details-marker {
  display: none;
}

.accordion summary::after {
  content: "+";
  position: absolute;
  inset-block-start: 50%;
  inset-inline-end: var(--space-sm);
  color: var(--color-accent);
  font-size: var(--text-lg);
  transform: translateY(-50%);
}

.accordion details[open] summary::after {
  content: "−";
}

.accordion details > div {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-long) var(--ease-in-out), opacity var(--dur-short) var(--ease-out);
  opacity: 0;
}

.accordion details > div > p {
  min-height: 0;
  padding-block-end: 0;
  overflow: clip;
  color: var(--color-muted);
}

.accordion details[open] > div {
  grid-template-rows: 1fr;
  opacity: 1;
}

.accordion details[open] > div > p {
  padding-block-end: var(--space-lg);
}

.final-cta {
  background: var(--color-paper-3);
  color: var(--color-ink-2);
  border-block: var(--rule-hair) solid var(--color-rule);
}

.final-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-lg);
}

.final-cta__inner small {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.site-footer {
  padding-block: var(--space-3xl) var(--space-2xl);
  background: var(--color-paper);
  color: var(--color-muted);
}

.site-footer__inner {
  display: grid;
  gap: var(--space-2xl);
}

.site-footer__statement {
  max-width: 28ch;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.site-footer__grid {
  padding-block-start: var(--space-xl);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.site-footer__grid section,
.site-footer__grid nav {
  min-width: 0;
  display: grid;
  align-content: start;
  justify-items: start;
  gap: var(--space-xs);
}

.site-footer h2 {
  margin-block-end: var(--space-xs);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  letter-spacing: 0;
}

.site-footer__grid a {
  min-width: 2.75rem;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  color: var(--color-muted);
}

.wordmark--footer {
  margin-block-end: var(--space-sm);
  color: var(--color-ink);
  text-decoration: none;
}

.site-footer__legal {
  padding-block-start: var(--space-lg);
  display: grid;
  gap: var(--space-xs);
  border-block-start: var(--rule-hair) solid var(--color-rule-2);
  font-size: var(--text-sm);
}

.sticky-download {
  position: fixed;
  inset: auto 0 0;
  z-index: var(--z-sticky);
  min-height: 4.5rem;
  padding: var(--space-sm) max(var(--space-md), env(safe-area-inset-right)) max(var(--space-sm), env(safe-area-inset-bottom)) max(var(--space-md), env(safe-area-inset-left));
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-md);
  background: var(--color-paper-2);
  color: var(--color-ink-2);
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.sticky-download span {
  display: none;
}

.lightbox {
  position: fixed;
  inset: 0;
  width: min(94%, 82rem);
  height: fit-content;
  max-height: min(88dvh, 56rem);
  margin: auto;
  padding: 0;
  overflow: visible;
  background: var(--color-paper-2);
  color: var(--color-ink-2);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-sm);
}

.lightbox::backdrop {
  background: color-mix(in oklch, var(--color-shadow) 88%, transparent);
}

.lightbox__stage {
  position: relative;
  padding: calc(var(--space-xl) + var(--space-md) + var(--space-2xs)) var(--space-sm) var(--space-md);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-sm);
}

.lightbox figure {
  min-width: 0;
  display: grid;
  gap: var(--space-sm);
}

.lightbox figure img {
  width: 100%;
  max-height: 72dvh;
  object-fit: contain;
  background: var(--color-paper);
}

.lightbox__close {
  position: absolute;
  inset-block-start: var(--space-sm);
  inset-inline-end: var(--space-sm);
}

.icon-button {
  min-width: 2.75rem;
  min-height: 2.75rem;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-paper-3);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-xs);
  white-space: nowrap;
}

.page-hero {
  padding-block: calc(var(--space-3xl) + var(--space-md)) var(--space-2xl);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: center;
  background: linear-gradient(145deg, var(--color-paper-2), var(--color-paper));
  border-block-end: var(--rule-hair) solid var(--color-rule-2);
}

.page-hero--compact {
  display: block;
}

.page-hero h1 {
  margin-block: var(--space-md);
}

.page-hero p:not(.breadcrumb) {
  font-size: var(--text-md);
}

.page-hero figure {
  min-width: 0;
}

.page-hero figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-sm);
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
  color: var(--color-neutral);
  font-size: var(--text-sm);
}

.breadcrumb a {
  min-width: 2.75rem;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
}

.filter-tabs {
  margin-block-end: var(--space-xl);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.filter-tabs button {
  min-height: 2.75rem;
  padding: var(--space-xs) var(--space-md);
  background: var(--color-paper-2);
  color: var(--color-muted);
  border: var(--rule-hair) solid var(--color-rule-2);
  border-radius: var(--radius-xs);
  white-space: nowrap;
}

.filter-tabs button[aria-selected="true"] {
  background: var(--color-accent);
  color: var(--color-accent-ink);
  border-color: var(--color-accent);
}

.gallery-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-md);
}

.gallery-grid figure[hidden] {
  display: none;
}

.gallery-empty,
.source-note,
.notice {
  padding: var(--space-lg);
  background: var(--color-paper-2);
  color: var(--color-ink-2);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-sm);
}

.gallery-empty {
  margin-block-start: var(--space-lg);
}

.source-note {
  margin-block: var(--space-2xl);
  display: grid;
  gap: var(--space-sm);
}

.platform-section {
  padding-block-start: var(--space-2xl);
}

.platform-card {
  display: grid;
  align-content: start;
  gap: var(--space-md);
}

.platform-card--recommended {
  background: var(--color-paper-3);
  border-color: var(--color-accent);
}

.platform-card--muted {
  color: var(--color-muted);
}

.status-badge {
  color: var(--color-accent);
}

.status-badge--muted {
  color: var(--color-muted);
}

.install-steps {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  list-style: none;
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.install-steps li {
  max-width: none;
  padding-block: var(--space-lg);
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: var(--space-md);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.install-steps li > span {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-variant-numeric: tabular-nums;
}

.notice {
  margin-block-start: var(--space-xl);
}

.notice h3 {
  margin-block-end: var(--space-sm);
}

.notice ul {
  margin: 0;
  padding-inline-start: var(--space-lg);
}

.notice--important {
  background: var(--color-paper-3);
}

.spec-compare {
  border-block-start: var(--rule-strong) solid var(--color-accent);
  font-variant-numeric: tabular-nums;
}

.spec-compare > div {
  padding-block: var(--space-md);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xs);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.spec-compare__head {
  display: none !important;
}

.spec-compare [role="cell"]::before {
  display: block;
  color: var(--color-neutral);
  font-size: var(--text-xs);
}

.spec-compare [role="cell"]:nth-child(2)::before {
  content: "最低配置";
}

.spec-compare [role="cell"]:nth-child(3)::before {
  content: "推荐配置";
}

.guide-toc {
  position: relative;
  padding-block: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  overflow-x: auto;
  border-block-end: var(--rule-hair) solid var(--color-rule-2);
  scrollbar-width: thin;
}

.guide-toc strong,
.guide-toc a {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
}

.guide-card-grid a {
  padding: var(--space-lg);
  display: grid;
  gap: var(--space-sm);
  color: var(--color-ink-2);
  text-decoration: none;
  transition: transform var(--dur-short) var(--ease-out);
}

.guide-card-grid a strong {
  color: var(--color-link);
}

.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2xl);
}

.guide-sidebar {
  display: none;
}

.guide-article {
  min-width: 0;
  display: grid;
  gap: var(--space-3xl);
}

.guide-article > section,
.article-body > section {
  min-width: 0;
  display: grid;
  gap: var(--space-lg);
}

.guide-article ol,
.guide-article ul,
.article-body ol,
.article-body ul {
  margin: 0;
  padding-inline-start: var(--space-xl);
}

.guide-article li,
.article-body li {
  margin-block-end: var(--space-sm);
}

.guide-article table {
  font-size: var(--text-sm);
}

.route-matrix {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--rule-hair);
  background: var(--color-rule-2);
  border: var(--rule-hair) solid var(--color-rule-2);
}

.route-matrix div {
  padding: var(--space-md);
  display: grid;
  gap: var(--space-xs);
  background: var(--color-paper-2);
  color: var(--color-ink-2);
}

.route-matrix strong {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: var(--text-lg);
}

.checklist {
  list-style: square;
}

.guide-sources {
  padding-block-start: var(--space-xl);
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.article-page {
  padding-block: calc(var(--space-3xl) + var(--space-md)) var(--space-3xl);
}

.article-header,
.article-body {
  width: min(100%, var(--reading-max));
  margin-inline: auto;
}

.article-header {
  padding-block-end: var(--space-2xl);
  display: grid;
  gap: var(--space-lg);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.article-header__answer {
  padding: var(--space-lg);
  background: var(--color-paper-2);
  color: var(--color-ink);
  border-inline-start: var(--rule-strong) solid var(--color-accent);
}

.article-body {
  padding-block-start: var(--space-2xl);
  display: grid;
  gap: var(--space-3xl);
}

.article-body table {
  font-size: var(--text-sm);
}

.article-source-list {
  padding-block-start: var(--space-xl);
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.article-nav {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-sm);
}

.article-nav a {
  min-height: 2.75rem;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  background: var(--color-paper-2);
  border: var(--rule-hair) solid var(--color-rule-2);
  text-decoration: none;
  white-space: nowrap;
}

@media (min-width: 40rem) {
  .button--nav {
    display: inline-flex;
  }

  .hero-facts,
  .info-deck {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .feature-card--wide {
    grid-column: span 2;
  }

  .gallery-strip,
  .gallery-grid,
  .fit-grid,
  .article-index,
  .guide-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .spec-compare__head,
  .spec-compare > div {
    display: grid !important;
    grid-template-columns: minmax(8rem, 0.7fr) repeat(2, minmax(0, 1.15fr));
    gap: var(--space-lg);
  }

  .spec-compare [role="cell"]::before {
    display: none;
  }

  .site-footer__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(8rem, 0.65fr) minmax(12rem, 1fr);
  }

  .sticky-download {
    justify-content: space-between;
  }

  .sticky-download span {
    display: block;
  }

  .lightbox__stage {
    padding: var(--space-2xl) var(--space-xl) var(--space-lg);
    gap: var(--space-lg);
  }

  .final-cta__inner {
    grid-template-columns: minmax(0, 1.5fr) auto;
    align-items: center;
  }

  .final-cta__inner small {
    grid-column: 1 / -1;
  }

  .article-nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 48rem) {
  .gallery-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 64rem) {
  .site-nav__inner {
    grid-template-columns: minmax(11rem, 1fr) auto minmax(11rem, 1fr);
  }

  .site-nav__links {
    display: flex;
  }

  .site-nav__actions {
    grid-column: 3;
  }

  .menu-toggle {
    display: none;
  }

  .mobile-menu {
    display: none;
  }

  .hero {
    min-height: 78dvh;
    padding-block-start: calc(var(--space-3xl) + var(--space-xs));
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--space-2xl);
  }

  .hero::before {
    height: 78dvh;
  }

  .hero h1 {
    font-size: var(--text-display);
  }

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

  .feature-bento {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-rows: minmax(11rem, auto);
  }

  .feature-card--wide {
    grid-column: span 2;
  }

  .feature-card--tall {
    grid-row: span 2;
  }

  .gallery-strip {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr) minmax(0, 1fr);
  }

  .gallery-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .download-panel {
    grid-template-columns: minmax(0, 1.2fr) minmax(20rem, 0.8fr);
  }

  .download-panel > .text-link {
    grid-column: 1 / -1;
  }

  .fit-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr) minmax(0, 1fr);
  }

  .article-index {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .article-index article:nth-child(4n + 1) {
    grid-column: span 2;
  }

  .section-head--split {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .section-head--split .text-link {
    justify-self: end;
  }

  .page-hero {
    min-height: 64dvh;
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    padding-block-start: calc(var(--space-3xl) + var(--space-md));
  }

  .page-hero--compact {
    min-height: auto;
    display: block;
  }

  .guide-layout {
    grid-template-columns: minmax(11rem, 0.45fr) minmax(0, 1.55fr);
  }

  .guide-sidebar {
    position: sticky;
    inset-block-start: 6rem;
    align-self: start;
    display: grid;
    gap: var(--space-xs);
  }

  .guide-sidebar span {
    margin-block-end: var(--space-sm);
    color: var(--color-neutral);
    font-size: var(--text-sm);
  }

  .guide-sidebar a {
    min-height: 2.75rem;
    display: flex;
    align-items: center;
    color: var(--color-muted);
  }
}

@media (min-width: 64rem) and (max-height: 56.25rem) {
  .hero {
    min-height: 100dvh;
    padding-block: calc(var(--space-2xl) + var(--space-xs)) var(--space-3xl);
    gap: var(--space-xl);
  }

  .hero::before {
    height: 100dvh;
  }

  .hero__copy {
    gap: var(--space-sm);
  }

  .hero h1 {
    font-size: var(--text-3xl);
  }

  .hero__lede {
    font-size: var(--text-base);
  }

  .hero-facts div {
    padding-block: var(--space-xs);
  }
}

@media (min-width: 90rem) {
  .hero {
    gap: var(--space-3xl);
  }
}

@media (max-width: 39.999rem) {
  .site-nav__actions .button--nav {
    display: none;
  }

  .wordmark span {
    font-size: var(--text-sm);
  }

  .timeline article {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-xs);
  }

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

  .lightbox__stage figure {
    grid-column: 1 / -1;
    grid-row: 1;
  }

  .lightbox__prev,
  .lightbox__next {
    grid-row: 2;
  }

  .lightbox__prev {
    justify-self: start;
  }

  .lightbox__next {
    justify-self: end;
  }

  .download-panel__specs div,
  .route-matrix {
    grid-template-columns: minmax(0, 1fr);
  }

  .sticky-download .button {
    width: 100%;
  }

  table,
  thead,
  tbody,
  tr,
  th,
  td {
    display: block;
  }

  thead {
    display: none;
  }

  tr {
    padding-block: var(--space-sm);
    border-block-end: var(--rule-hair) solid var(--color-rule-2);
  }

  td,
  th {
    padding: var(--space-xs) 0;
    border: 0;
  }
}

@media (pointer: coarse) {
  .button,
  .menu-toggle,
  .icon-button,
  .filter-tabs button,
  .site-nav a,
  .mobile-menu a,
  .guide-toc a,
  .guide-sidebar a,
  .article-nav a {
    min-height: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: var(--dur-micro) !important;
    animation-iteration-count: 1 !important;
    transition-duration: var(--dur-micro) !important;
    scroll-behavior: auto !important;
  }

  .page-enter,
  .fit-grid article[data-revealed="false"] {
    opacity: 1;
    transform: none;
  }

  .button--download::after {
    display: none;
  }

  .button,
  .guide-card-grid a,
  .feature-card,
  .fit-grid article,
  .article-index article,
  .image-button img,
  .skip-link {
    transition: none;
  }

  .button:hover,
  .button:active,
  .guide-card-grid a:hover,
  .guide-card-grid a:active,
  .feature-card:hover,
  .fit-grid article:hover,
  .article-index article:hover,
  .image-button:hover img {
    transform: none;
  }
}