/* Hallmark · macrostructure: Split Studio · H2 split diptych knobs: ratio=7/5, proof=official screenshot
 * theme: custom · vibe: "deep-space store, technical, restrained" · paper: oklch(22% 0.030 247) · accent: oklch(80% 0.190 118)
 * display: Bricolage Grotesque · body: Noto Sans SC · axes: dark / geometric-sans / chromatic-green
 * enrichment: E8 official game photography · nav: N12 banner + retract · footer: Ft5 Statement
 * studied: no · context: inferred · contrast: pass (40–41) · slop: pass (42–49) · mobile: pass (34, 49, 50–57)
 * Hallmark pre-emit critique: P5 H5 E4 S5 R4 V5
 */
@import url("../../tokens.css");

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

html {
  scroll-behavior: smooth;
  overflow-x: clip;
  scroll-padding-block-start: calc(var(--bar-h) + var(--space-md));
}

body {
  margin: 0;
  min-width: 20rem;
  overflow-x: clip;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body.has-sticky-cta {
  padding-block-end: calc(var(--space-3xl) - var(--space-xs));
}

img,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

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

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

button {
  border: 0;
}

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

h1,
h2,
h3 {
  min-width: 0;
  overflow-wrap: anywhere;
  font-family: var(--font-display);
  font-style: normal;
  letter-spacing: -0.03em;
}

h1 {
  font-size: var(--text-display-s);
  line-height: 1.02;
}

h2 {
  font-size: clamp(2rem, 4vw, var(--text-3xl));
  line-height: 1.08;
}

h3 {
  font-size: var(--text-lg);
  line-height: 1.2;
}

p,
li {
  max-width: 68ch;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

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

th {
  color: var(--color-ink-2);
  font-weight: 700;
}

:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--color-paper-deep);
  outline-offset: 3px;
  box-shadow: var(--shadow-focus);
}

.skip-link {
  position: fixed;
  inset-block-start: var(--space-xs);
  inset-inline-start: var(--space-xs);
  z-index: var(--z-tooltip);
  padding: var(--space-sm) var(--space-md);
  transform: translateY(-140%);
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

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

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

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

.meta {
  color: var(--color-muted);
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
}

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

.nav-shell {
  position: fixed;
  inset: 0 0 auto;
  z-index: var(--z-sticky);
  transform: translateY(0);
  transition: transform var(--dur-short) var(--ease-out);
}

.nav-shell.is-compact {
  transform: translateY(calc(var(--banner-h) * -1));
}

.nav-shell.is-dismissed {
  transform: none;
}

.nav-shell.is-dismissed .notice-bar {
  display: none;
}

.notice-bar {
  height: var(--banner-h);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-deep);
  color: var(--color-accent-ink);
}

.notice-bar__inner {
  width: min(100%, var(--page-max));
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding-inline: var(--page-gutter);
}

.notice-bar p {
  min-width: 0;
  flex: 1 1 auto;
  max-width: none;
  overflow: hidden;
  font-size: var(--text-sm);
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.notice-dismiss {
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  padding: 0;
  background: var(--color-transparent);
  color: var(--color-accent-ink);
  cursor: pointer;
}

.main-nav {
  min-height: var(--bar-h);
  background: var(--color-paper-2);
  color: var(--color-ink);
  border-block-end: var(--rule-hair) solid var(--color-rule-2);
  box-shadow: var(--shadow-card);
}

.main-nav__inner {
  width: min(100%, var(--page-max));
  min-height: var(--bar-h);
  margin-inline: auto;
  padding-inline: var(--page-gutter);
  display: grid;
  grid-template-columns: auto auto;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.main-nav .brand span {
  display: none;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  min-width: 0;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
  white-space: nowrap;
}

.brand img {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-xs);
}

.nav-links {
  display: none;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
}

.nav-links a,
.mobile-menu a,
.footer-link,
.tab-button,
.btn {
  white-space: nowrap;
}

.nav-links a {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  color: var(--color-ink-2);
  font-size: var(--text-sm);
  text-decoration: none;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-xs);
}

.menu-toggle {
  width: 2.75rem;
  height: 2.75rem;
  display: grid;
  place-items: center;
  background: var(--color-paper-3);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-xs);
  cursor: pointer;
}

.menu-toggle svg {
  width: 1.25rem;
  height: 1.25rem;
}

.mobile-menu {
  display: none;
  position: absolute;
  inset: 100% var(--page-gutter) auto;
  padding: var(--space-sm);
  background: var(--color-paper-3);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-modal);
}

.mobile-menu.is-open {
  display: grid;
}

.mobile-menu a {
  min-height: 2.75rem;
  display: flex;
  align-items: center;
  padding-inline: var(--space-md);
  color: var(--color-ink);
  text-decoration: none;
}

.btn {
  position: relative;
  isolation: isolate;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  overflow: clip;
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-paper-3);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-xs);
  font-weight: 800;
  line-height: 1;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out);
}

.btn--primary {
  background: linear-gradient(100deg, var(--color-accent-deep), var(--color-accent));
  color: var(--color-accent-ink);
  border-color: var(--color-accent-soft);
}

.btn--primary::after {
  content: "";
  position: absolute;
  inset: -35% auto -35% -40%;
  z-index: -1;
  width: 28%;
  transform: skewX(-18deg) translateX(-250%);
  background: var(--color-sheen);
  opacity: 0;
  transition: transform var(--dur-long) var(--ease-out), opacity var(--dur-micro) var(--ease-out);
}

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

.btn--huge {
  min-height: 4.25rem;
  width: min(100%, 28rem);
  font-size: var(--text-lg);
}

.btn:active,
.btn.is-active {
  transform: translateY(var(--rule-hair));
}

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

.btn[data-state="loading"],
.btn.is-loading {
  cursor: progress;
}

.btn[data-state="error"],
.btn.is-error {
  background: var(--color-error);
  color: var(--color-error-ink);
  border-color: var(--color-error);
}

.btn[data-state="success"],
.btn.is-success {
  background: var(--color-accent-deep);
  color: var(--color-accent-ink);
  border-color: var(--color-accent-soft);
}

.hero {
  position: relative;
  min-height: calc(clamp(40rem, 78dvh, 51rem) - var(--banner-h) - var(--bar-h));
  display: grid;
  align-items: end;
  margin-block-start: calc(var(--banner-h) + var(--bar-h));
  padding-block: var(--space-xl) var(--space-3xl);
  background: var(--color-paper-deep);
  color: var(--color-ink);
  isolation: isolate;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: calc(var(--z-base) * -1);
}

.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--color-scrim), var(--color-scrim-soft));
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 62% center;
}

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

.hero__copy {
  display: grid;
  gap: var(--space-lg);
  animation: hero-settle var(--dur-long) var(--ease-out) both;
}

.hero__copy h1 {
  max-width: 14ch;
  font-size: clamp(2.15rem, 10vw, var(--text-display-s));
}

.hero__en-name {
  display: block;
  font-size: clamp(1.45rem, 7vw, 3.3rem);
  overflow-wrap: normal;
  white-space: nowrap;
}

.hero__lede {
  max-width: 42rem;
  color: var(--color-ink-2);
  font-size: var(--text-md);
  line-height: 1.55;
}

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

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding-inline: var(--space-sm);
  background: var(--color-paper-3);
  color: var(--color-ink-2);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-round);
  font-size: var(--text-sm);
  line-height: 1;
  white-space: nowrap;
}

.tag--accent {
  color: var(--color-accent-soft);
  border-color: var(--color-accent-deep);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xs);
  max-width: 39rem;
}

.hero__fact {
  padding: var(--space-sm) 0;
}

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

.hero__fact dd {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.hero__cover {
  align-self: end;
  max-width: 28.75rem;
  justify-self: end;
  background: var(--color-paper-2);
  border: var(--rule-hair) solid var(--color-rule);
  box-shadow: var(--shadow-card);
}

.hero__cover img {
  width: 100%;
  aspect-ratio: 460 / 215;
  object-fit: cover;
}

.hero__cover figcaption {
  padding: var(--space-sm) var(--space-md);
  color: var(--color-muted);
  font-size: var(--text-sm);
}

@keyframes hero-settle {
  from {
    opacity: 0;
    transform: translateY(var(--space-xs));
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.info-strip {
  position: relative;
  z-index: var(--z-raised);
  margin-block-start: calc(var(--space-xl) * -1);
}

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

.info-grid > div {
  min-width: 0;
  padding: var(--space-lg);
  border-block-end: var(--rule-hair) solid var(--color-rule-2);
}

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

.info-grid dd {
  margin-block-start: var(--space-xs);
  font-weight: 700;
  overflow-wrap: anywhere;
}

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

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

.section--deep {
  background: var(--color-paper-deep);
  color: var(--color-ink);
}

.section--raised {
  background: var(--color-paper-2);
  color: var(--color-ink);
}

.section-head {
  display: grid;
  gap: var(--space-md);
  margin-block-end: var(--space-xl);
}

.section-head p {
  color: var(--color-muted);
  font-size: var(--text-md);
}

.split-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: center;
}

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

.split-block__copy p {
  color: var(--color-ink-2);
  font-size: var(--text-md);
}

.split-block__visual {
  min-width: 0;
  overflow: clip;
  background: var(--color-paper-3);
  border: var(--rule-hair) solid var(--color-rule);
}

.split-block__visual img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.story-copy {
  display: grid;
  gap: var(--space-lg);
  max-width: 52rem;
  margin-inline: auto;
  color: var(--color-ink-2);
  font-size: var(--text-md);
  line-height: 1.9;
}

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

.feature-card {
  min-width: 0;
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: var(--space-md);
  align-items: start;
  padding: var(--space-lg);
  background: var(--color-paper-3);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-sm);
  transition: transform var(--dur-short) var(--ease-out);
}

.feature-card:nth-child(3n + 1) {
  background: var(--color-paper-2);
}

.feature-card img {
  width: 5.5rem;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-xs);
}

.feature-card__body {
  min-width: 0;
  display: grid;
  gap: var(--space-xs);
}

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

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

.gallery-item {
  min-width: 0;
  position: relative;
  display: block;
  overflow: clip;
  padding: 0;
  background: var(--color-paper-3);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
  cursor: zoom-in;
}

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

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

.gallery-item span {
  position: absolute;
  inset: auto var(--space-sm) var(--space-sm) auto;
  padding: var(--space-2xs) var(--space-xs);
  background: var(--color-scrim);
  color: var(--color-ink);
  border-radius: var(--radius-xs);
  font-size: var(--text-xs);
}

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

.lightbox {
  position: fixed;
  inset: 0;
  width: min(94%, 74rem);
  height: fit-content;
  max-height: 90dvh;
  margin: auto;
  padding: 0;
  overflow: clip;
  background: var(--color-paper-deep);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
  box-shadow: var(--shadow-modal);
}

.lightbox::backdrop {
  background: var(--color-scrim);
}

.lightbox__stage {
  display: grid;
  grid-template-areas: "image image image" "prev caption next";
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
}

.lightbox__stage img {
  grid-area: image;
  width: 100%;
  max-height: 76dvh;
  object-fit: contain;
  background: var(--color-paper-deep);
}

.lightbox__caption {
  grid-area: caption;
  min-width: 0;
  padding: var(--space-sm);
  overflow: clip;
  color: var(--color-ink-2);
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lightbox__button {
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  background: var(--color-paper-3);
  color: var(--color-ink);
  cursor: pointer;
}

.lightbox__prev {
  grid-area: prev;
}

.lightbox__next {
  grid-area: next;
}

.lightbox__close {
  position: absolute;
  inset: var(--space-sm) var(--space-sm) auto auto;
  z-index: var(--z-raised);
}

.download-panel {
  display: grid;
  gap: var(--space-xl);
  padding: var(--space-xl);
  background: var(--color-paper-3);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
}

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

.status-timeline {
  display: grid;
  gap: var(--space-xl);
  max-width: 50rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 7rem minmax(0, 1fr);
  gap: var(--space-lg);
  align-items: start;
}

.timeline-item time {
  color: var(--color-accent-soft);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.timeline-item__body {
  display: grid;
  gap: var(--space-xs);
  padding-block-end: var(--space-lg);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.review-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-lg);
  margin-block-end: var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-paper-3);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
}

.review-score {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

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

.review-card {
  display: grid;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-paper-2);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
}

.review-card blockquote {
  color: var(--color-ink-2);
}

.accordion-list {
  display: grid;
  gap: var(--space-xs);
}

.accordion-item {
  background: var(--color-paper-2);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
}

.accordion-button {
  width: 100%;
  min-height: 3.5rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-md);
  align-items: center;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-transparent);
  color: var(--color-ink);
  font-weight: 700;
  text-align: start;
  cursor: pointer;
}

.accordion-icon {
  width: 1.5rem;
  height: 1.5rem;
  display: grid;
  place-items: center;
  color: var(--color-accent-soft);
  font-size: var(--text-md);
}

.accordion-button[aria-expanded="true"] .accordion-icon::before {
  content: "−";
}

.accordion-button[aria-expanded="false"] .accordion-icon::before {
  content: "+";
}

.accordion-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-long) var(--ease-in-out);
}

.accordion-panel > div {
  overflow: clip;
}

.accordion-panel p,
.accordion-panel ul {
  margin: 0;
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-ink-2);
}

.accordion-panel ul {
  padding-inline-start: calc(var(--space-lg) + var(--space-lg));
}

.accordion-button[aria-expanded="true"] + .accordion-panel {
  grid-template-rows: 1fr;
}

.final-cta {
  padding-block: var(--space-4xl);
  background: var(--color-paper-deep);
  color: var(--color-ink);
  text-align: start;
}

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

.final-cta__copy {
  display: grid;
  gap: var(--space-md);
}

.final-cta__copy p {
  color: var(--color-muted);
  font-size: var(--text-md);
}

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

.footer__statement {
  max-width: 24ch;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, var(--text-3xl));
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  margin-block-start: var(--space-2xl);
}

.footer__brand {
  display: grid;
  gap: var(--space-md);
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-lg);
}

.footer__column {
  min-width: 0;
  display: grid;
  align-content: start;
  gap: var(--space-xs);
}

.footer__column h3 {
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  letter-spacing: 0;
}

.footer-link {
  min-height: 2.75rem;
  display: flex;
  align-items: center;
  color: var(--color-ink-2);
  font-size: var(--text-sm);
  text-decoration: none;
}

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

.sticky-cta {
  position: fixed;
  inset: auto 0 0;
  z-index: var(--z-sticky);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  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));
  background: var(--color-paper-deep);
  color: var(--color-ink);
  border-block-start: var(--rule-hair) solid var(--color-rule);
}

.sticky-cta p {
  display: none;
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.subhero {
  padding-block: calc(var(--banner-h) + var(--bar-h) + var(--space-2xl)) var(--space-2xl);
  background: var(--color-paper-deep);
  color: var(--color-ink);
}

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

.subhero p {
  color: var(--color-ink-2);
  font-size: var(--text-md);
}

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

.breadcrumb a {
  white-space: nowrap;
}

.tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-block-end: var(--space-xl);
}

.tab-button {
  min-height: 2.75rem;
  padding-inline: var(--space-md);
  background: var(--color-paper-3);
  color: var(--color-ink-2);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-round);
  cursor: pointer;
}

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

.empty-filter {
  display: none;
  padding: var(--space-xl);
  background: var(--color-paper-2);
  color: var(--color-muted);
  border: var(--rule-hair) solid var(--color-rule);
}

.empty-filter.is-visible {
  display: block;
}

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

.platform-card {
  position: relative;
  display: grid;
  gap: var(--space-lg);
  align-content: start;
  padding: var(--space-xl);
  background: var(--color-paper-2);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
}

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

.platform-card__label {
  position: absolute;
  inset: var(--space-sm) var(--space-sm) auto auto;
  color: var(--color-accent-soft);
  font-size: var(--text-sm);
}

.step-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-md);
  counter-reset: install-step;
}

.step-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-paper-3);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
  counter-increment: install-step;
}

.step-card::before {
  content: counter(install-step, decimal-leading-zero);
  color: var(--color-accent-soft);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
}

.step-card__body {
  display: grid;
  gap: var(--space-xs);
}

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

.requirements__card {
  min-width: 0;
  padding: var(--space-lg);
  background: var(--color-paper-2);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
}

.requirements__card h3 {
  margin-block-end: var(--space-md);
}

.requirements__card dl {
  display: grid;
  grid-template-columns: minmax(6rem, auto) minmax(0, 1fr);
}

.requirements__card dt,
.requirements__card dd {
  padding-block: var(--space-sm);
  border-block-end: var(--rule-hair) solid var(--color-rule-2);
}

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

.requirements__card dd {
  overflow-wrap: anywhere;
}

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

.toc {
  align-self: start;
  padding: var(--space-lg);
  background: var(--color-paper-2);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
}

.toc h2 {
  font-size: var(--text-lg);
  margin-block-end: var(--space-sm);
}

.toc nav {
  display: grid;
}

.toc a {
  min-height: 2.75rem;
  display: flex;
  align-items: center;
  color: var(--color-ink-2);
  text-decoration: none;
  white-space: nowrap;
}

.guide-chapters,
.article-body {
  min-width: 0;
  display: grid;
  gap: var(--space-2xl);
}

.guide-chapter,
.article-section {
  display: grid;
  gap: var(--space-lg);
}

.guide-chapter p,
.guide-chapter li,
.article-section p,
.article-section li {
  color: var(--color-ink-2);
}

.guide-chapter ol,
.guide-chapter ul,
.article-section ol,
.article-section ul {
  display: grid;
  gap: var(--space-xs);
  margin: 0;
  padding-inline-start: var(--space-xl);
}

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

.guide-card {
  display: grid;
  gap: var(--space-sm);
  padding: var(--space-lg);
  background: var(--color-paper-3);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
  text-decoration: none;
  transition: transform var(--dur-short) var(--ease-out);
}

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

.guide-card span {
  color: var(--color-accent-soft);
  font-weight: 700;
}

.article-shell {
  width: min(100%, 64rem);
  margin-inline: auto;
  padding-inline: var(--page-gutter);
}

.article-header {
  display: grid;
  gap: var(--space-lg);
  padding-block: calc(var(--banner-h) + var(--bar-h) + var(--space-2xl)) var(--space-xl);
}

.article-header p {
  color: var(--color-ink-2);
  font-size: var(--text-md);
}

.answer-box,
.source-note,
.warning-box {
  padding: var(--space-lg);
  background: var(--color-paper-2);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
}

.warning-box {
  border-color: var(--color-warning);
}

.article-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.article-links a {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  color: var(--color-accent-soft);
  white-space: nowrap;
}

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

.article-card {
  display: grid;
  gap: var(--space-sm);
  padding: var(--space-lg);
  background: var(--color-paper-2);
  color: var(--color-ink);
  border: var(--rule-hair) solid var(--color-rule);
  text-decoration: none;
}

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

.build-badge {
  display: inline-flex;
  width: fit-content;
  padding: var(--space-2xs) var(--space-xs);
  background: var(--color-paper-3);
  color: var(--color-muted);
  border-radius: var(--radius-xs);
  font-size: var(--text-xs);
  font-variant-numeric: tabular-nums;
}

@media (hover: hover) and (pointer: fine) {
  .btn:not(.btn--primary):hover,
  .btn:not(.btn--primary).is-hover {
    transform: translateY(calc(var(--rule-hair) * -1));
  }

  .btn--primary:hover::after,
  .btn--primary.is-hover::after,
  .btn--primary:focus-visible::after {
    transform: skewX(-18deg) translateX(620%);
    opacity: 1;
  }

  .feature-card:hover,
  .guide-card:hover {
    transform: translateY(calc(var(--rule-hair) * -2));
  }

  .gallery-item:hover img {
    transform: scale(1.015);
  }

  .nav-links a:hover,
  .footer-link:hover,
  .toc a:hover {
    color: var(--color-accent-soft);
  }
}

button:active {
  transform: translateY(var(--rule-hair));
}

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

@media (min-width: 40rem) {
  .main-nav .brand span {
    display: inline;
  }

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

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

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

  .feature-grid,
  .guide-card-grid,
  .article-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .review-summary {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
  }

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

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

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

  .sticky-cta p {
    display: block;
  }
}

@media (min-width: 60rem) {
  .main-nav__inner {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .nav-links {
    display: flex;
  }

  .menu-toggle,
  .mobile-menu {
    display: none;
  }

  .hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-2xl);
  }

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

  .info-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .info-grid > div {
    border-block-end: 0;
    border-inline-end: var(--rule-hair) solid var(--color-rule-2);
  }

  .info-grid > div:last-child {
    border-inline-end: 0;
  }

  .split-block {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--space-2xl);
  }

  .split-block--reverse .split-block__copy {
    order: 2;
  }

  .split-block--reverse .split-block__visual {
    order: 1;
  }

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

  .feature-card:nth-child(1),
  .feature-card:nth-child(4) {
    grid-column: span 2;
    grid-template-columns: 8rem minmax(0, 1fr);
  }

  .feature-card:nth-child(1) img,
  .feature-card:nth-child(4) img {
    width: 8rem;
  }

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

  .gallery-grid .gallery-item:nth-child(1),
  .gallery-grid .gallery-item:nth-child(6) {
    grid-column: span 2;
  }

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

  .final-cta__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .footer__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

  .guide-layout {
    grid-template-columns: minmax(13rem, 3fr) minmax(0, 9fr);
  }

  .toc {
    position: sticky;
    inset-block-start: calc(var(--bar-h) + var(--space-lg));
  }
}

@media (min-width: 90rem) {
  .gallery-grid {
    gap: var(--space-lg);
  }
}

@media (pointer: coarse) {
  .btn,
  .tab-button,
  .menu-toggle,
  .notice-dismiss,
  .footer-link,
  .nav-links a,
  .mobile-menu 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;
  }

  .hero__copy {
    animation-name: reduced-reveal;
  }

  @keyframes reduced-reveal {
    from { opacity: 0; }
    to { opacity: 1; }
  }
}