:root {
  color-scheme: light;
  --paper: #ffffff;
  --ink: #000000;
  --deep: #121212;
  --pencil: #f5f5f5;
  --shade: #757575;
  --pink: #ff1493;
  --orange: #ff5722;
  --purple: #9c27b0;
  --line: 3px solid var(--ink);
  --shadow: 8px 8px 0 var(--ink);
  --container: 1160px;
  --motion: 180ms cubic-bezier(.2, .8, .2, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.28;
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.035) 1px, transparent 1px);
  background-size: 28px 28px;
  z-index: -1;
}

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

a {
  color: inherit;
  text-decoration: none;
}

p {
  margin: 0;
}

p + p {
  margin-top: 14px;
}

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 100;
  transform: translateY(-140%);
  background: var(--ink);
  color: var(--paper);
  padding: 10px 14px;
  border: 2px solid var(--paper);
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: var(--line);
  backdrop-filter: blur(10px);
}

.header-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  min-width: 0;
}

.brand img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border: 2px solid var(--ink);
}

.brand span {
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 800;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 42px;
  padding: 9px 15px;
  border: 2px solid transparent;
  border-radius: 999px;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  border-color: var(--ink);
  background: var(--pencil);
  border-radius: 999px;
  box-shadow: 3px 3px 0 var(--ink);
  transform: translate(-2px, -2px);
  outline: none;
}

.site-nav .nav-cta {
  background: var(--pink);
  color: var(--paper);
  border-color: var(--ink);
  border-radius: 999px;
  padding-inline: 18px;
  box-shadow: 4px 4px 0 var(--ink);
}

.site-nav .nav-cta:hover,
.site-nav .nav-cta:focus-visible {
  background: var(--orange);
  color: var(--paper);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 2px solid var(--ink);
  background: var(--paper);
  padding: 8px;
}

.menu-toggle span:not(.sr-only) {
  display: block;
  height: 3px;
  background: var(--ink);
  margin: 5px 0;
  transform-origin: center;
  transition: opacity 160ms ease, transform 160ms ease;
}

.menu-toggle[aria-expanded="true"] span:not(.sr-only):nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:not(.sr-only):nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.menu-toggle[aria-expanded="true"] span:not(.sr-only):nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.section {
  padding: 84px 0;
}

.hero {
  position: relative;
  min-height: 680px;
  display: grid;
  align-items: center;
  overflow: hidden;
  border-bottom: var(--line);
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.96) 0%, rgba(255,255,255,0.82) 42%, rgba(255,255,255,0.25) 72%, rgba(255,255,255,0.04) 100%),
    repeating-linear-gradient(-12deg, rgba(0,0,0,0.06) 0 1px, transparent 1px 10px);
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
  filter: grayscale(1) contrast(1.16);
}

.hero-grid {
  position: relative;
  z-index: 1;
  padding-top: 48px;
  padding-bottom: 58px;
}

.hero-copy {
  max-width: 720px;
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  color: var(--purple);
}

.eyebrow::before,
.section-kicker::before {
  content: "";
  width: 28px;
  height: 4px;
  background: var(--pink);
  border: 1px solid var(--ink);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.18;
  letter-spacing: 0;
}

h1 {
  max-width: 700px;
  font-size: clamp(36px, 5.4vw, 62px);
  font-weight: 950;
  color: var(--deep);
  text-wrap: balance;
}

h2 {
  font-size: clamp(24px, 3.2vw, 38px);
  font-weight: 950;
  color: var(--purple);
  text-wrap: balance;
}

h3 {
  font-size: 22px;
  font-weight: 950;
}

.hero-subtitle {
  max-width: 650px;
  margin-top: 20px;
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 700;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  position: relative;
  overflow: hidden;
  min-height: 48px;
  padding: 12px 22px;
  border: var(--line);
  border-radius: 999px;
  font-weight: 950;
  box-shadow: 5px 5px 0 var(--ink);
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.button::after {
  content: "";
  position: absolute;
  inset: -60% auto -60% -35%;
  width: 32%;
  background: rgba(255, 255, 255, 0.34);
  transform: skewX(-18deg) translateX(-160%);
  transition: transform 360ms ease;
  pointer-events: none;
}

.button:hover,
.button:focus-visible {
  transform: translate(2px, 2px);
  box-shadow: 3px 3px 0 var(--ink);
  outline: none;
}

.button:hover::after,
.button:focus-visible::after {
  transform: skewX(-18deg) translateX(520%);
}

.button-primary {
  background: var(--pink);
  color: var(--paper);
  border-radius: 999px;
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--orange);
}

.button-ghost {
  background: var(--paper);
}

.button-ghost:hover,
.button-ghost:focus-visible {
  background: var(--pencil);
}

.icon-link::before {
  content: "";
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  display: inline-block;
  background-color: currentColor;
  -webkit-mask: var(--icon-mask) center / contain no-repeat;
  mask: var(--icon-mask) center / contain no-repeat;
}

.icon-info {
  --icon-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill='black' d='M11 10h2v8h-2zm0-4h2v2h-2z'/%3E%3Cpath fill='black' d='M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20m0 18a8 8 0 1 1 0-16 8 8 0 0 1 0 16'/%3E%3C/svg%3E");
}

.icon-content {
  --icon-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill='black' d='M4 3h16v18H4zm2 2v14h12V5zm2 3h8v2H8zm0 4h8v2H8zm0 4h5v2H8z'/%3E%3C/svg%3E");
}

.icon-star {
  --icon-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill='black' d='m12 2 2.9 6.2 6.8.8-5 4.7L18 20.5 12 17l-6 3.5 1.3-6.8-5-4.7 6.8-.8z'/%3E%3C/svg%3E");
}

.icon-map {
  --icon-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill='black' d='m9 18-6 3V5l6-3 6 3 6-3v16l-6 3zm1-13.4v13l4 2V6.4zm-2 0L5 6.1v11.7l3-1.5zm8 1.8v13l3-1.5V6.2z'/%3E%3C/svg%3E");
}

.icon-update {
  --icon-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill='black' d='M12 5a7 7 0 1 0 6.3 4H16V7h6v6h-2V11a9 9 0 1 1-2.6-5.8L16 6.6A7 7 0 0 0 12 5'/%3E%3C/svg%3E");
}

.icon-faq {
  --icon-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill='black' d='M4 4h16v12H7.8L4 19.5zm2 2v9l1-1h11V6zm5 7h2v2h-2zm1-7a3.2 3.2 0 0 1 3.4 3c0 1.7-1.1 2.4-2.1 3-.5.3-.8.6-.8 1.2H11c0-1.3.7-1.9 1.5-2.4.7-.5 1.3-.8 1.3-1.8 0-.8-.7-1.3-1.7-1.3-1 0-1.7.5-2.3 1.3L8.5 8A4.1 4.1 0 0 1 12 6'/%3E%3C/svg%3E");
}

.icon-download {
  --icon-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill='black' d='M11 3h2v9l3.5-3.5 1.4 1.4-5.9 5.9-5.9-5.9 1.4-1.4L11 12zm-6 14h14v2H5z'/%3E%3C/svg%3E");
}

.content-section {
  background: var(--pencil);
  border-top: var(--line);
  border-bottom: var(--line);
}

.content-showcase {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.content-card {
  display: grid;
  grid-template-columns: minmax(180px, 0.8fr) minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
  min-height: 260px;
  background: var(--paper);
  border: var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform var(--motion), box-shadow var(--motion), background-color var(--motion);
}

.content-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.07);
  border-right: 2px solid var(--ink);
  transition: transform 360ms ease, filter 360ms ease;
}

.content-card:hover,
.content-card:focus-within {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 var(--ink);
  background: #fffafd;
}

.content-card:hover img,
.content-card:focus-within img {
  transform: scale(1.055);
  filter: grayscale(1) contrast(1.18);
}

.content-card div {
  padding: 22px 22px 22px 0;
}

.content-card span {
  display: inline-flex;
  margin-bottom: 10px;
  padding: 3px 9px;
  background: var(--pink);
  color: var(--paper);
  border: 2px solid var(--ink);
  font-size: 13px;
  font-weight: 950;
}

.content-card h3 {
  margin-bottom: 10px;
}

.content-card p,
.content-notes p {
  color: #242424;
  font-weight: 560;
}

.content-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.content-notes article {
  min-height: 180px;
  padding: 22px;
  background: var(--paper);
  border: var(--line);
  box-shadow: 6px 6px 0 var(--ink);
  transition: transform var(--motion), box-shadow var(--motion), background-color var(--motion);
}

.content-notes article:hover {
  transform: translate(-3px, -3px);
  box-shadow: 10px 10px 0 var(--ink);
  background: #fffafd;
}

.content-notes h3 {
  margin-bottom: 10px;
  color: var(--purple);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  max-width: 760px;
  margin: 34px 0 0;
}

.hero-facts div {
  min-height: 92px;
  padding: 12px;
  background: rgba(255,255,255,0.9);
  border: 2px solid var(--ink);
}

.hero-facts dt {
  color: var(--shade);
  font-size: 12px;
  font-weight: 900;
}

.hero-facts dd {
  margin: 4px 0 0;
  font-weight: 900;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.intro-strip {
  background: var(--deep);
  color: var(--paper);
  border-bottom: var(--line);
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}

.strip-grid span {
  min-height: 72px;
  display: grid;
  place-items: center;
  padding: 12px;
  font-weight: 900;
  text-align: center;
  border-left: 1px solid rgba(255,255,255,0.25);
}

.strip-grid span:last-child {
  border-right: 1px solid rgba(255,255,255,0.25);
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.96fr);
  gap: 36px;
  align-items: center;
}

.two-column.reverse {
  grid-template-columns: minmax(320px, 0.96fr) minmax(0, 1.04fr);
}

.panel,
.feature-card,
.guide-step,
.faq-list details {
  background: var(--paper);
  border: var(--line);
  box-shadow: var(--shadow);
  transition: transform var(--motion), box-shadow var(--motion), background-color var(--motion), border-color var(--motion);
}

.panel {
  padding: clamp(24px, 4vw, 42px);
}

.panel-large {
  min-height: 460px;
}

.feature-image {
  margin: 0;
  border: var(--line);
  background: var(--paper);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform var(--motion), box-shadow var(--motion);
}

.feature-image img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: grayscale(1) contrast(1.06);
  transition: transform 360ms ease, filter 360ms ease;
}

.feature-image:hover {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 var(--ink);
}

.feature-image:hover img {
  transform: scale(1.045);
  filter: grayscale(1) contrast(1.2);
}

.feature-image figcaption,
.gallery-slide figcaption {
  padding: 12px 14px;
  color: var(--shade);
  font-size: 14px;
  font-weight: 800;
  border-top: 2px solid var(--ink);
}

.section-heading {
  max-width: 800px;
  margin-bottom: 34px;
}

.section-heading p:last-child {
  margin-top: 12px;
  color: #333;
  font-weight: 650;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  min-height: 280px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform 160ms ease;
}

.feature-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 var(--ink);
  background: #fffafd;
}

.feature-card:hover h3,
.guide-step:hover h3,
.content-card:hover h3,
.timeline li:hover h3,
.faq-list details:hover summary {
  color: var(--purple);
}

.card-number {
  width: 48px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  background: var(--purple);
  color: var(--paper);
  border: 2px solid var(--ink);
  font-weight: 950;
}

.feature-card p,
.guide-step p,
.timeline p,
.faq-list p,
.download-panel p,
.site-footer p,
.check-list {
  color: #242424;
  font-weight: 560;
}

.ink-band {
  background: var(--deep);
  color: var(--paper);
  border-top: var(--line);
  border-bottom: var(--line);
}

.ink-band .panel {
  background: var(--paper);
  color: var(--ink);
}

.dark-frame {
  background: var(--paper);
}

.check-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  margin-top: 10px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 14px;
  height: 14px;
  background: var(--pink);
  border: 2px solid var(--ink);
  transform: rotate(8deg);
}

.guide-layout {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.guide-step {
  min-height: 260px;
  padding: 22px;
  background: var(--pencil);
}

.guide-step:hover {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 var(--ink);
  background: var(--paper);
}

.guide-step span {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 4px 9px;
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  font-weight: 950;
}

.strategy-panel {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(0, 1.05fr);
  gap: 26px;
  align-items: center;
  margin-top: 28px;
  padding: 18px;
  border: var(--line);
  background: var(--paper);
  box-shadow: var(--shadow);
  transition: transform var(--motion), box-shadow var(--motion), background-color var(--motion);
}

.strategy-panel figure {
  margin: 0;
  overflow: hidden;
}

.strategy-panel img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: grayscale(1) contrast(1.06);
  border: 2px solid var(--ink);
  transition: transform 360ms ease, filter 360ms ease;
}

.strategy-panel:hover {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 var(--ink);
  background: #fffafd;
}

.strategy-panel:hover img {
  transform: scale(1.045);
  filter: grayscale(1) contrast(1.18);
}

.strategy-panel h3 {
  margin-bottom: 10px;
}

.gallery-section {
  background: var(--pencil);
  border-top: var(--line);
  border-bottom: var(--line);
}

.compact-heading {
  margin-bottom: 24px;
}

.gallery {
  position: relative;
  border: var(--line);
  box-shadow: var(--shadow);
  background: var(--paper);
  overflow: hidden;
  transition: transform var(--motion), box-shadow var(--motion);
}

.gallery:hover {
  transform: translate(-3px, -3px);
  box-shadow: 11px 11px 0 var(--ink);
}

.gallery-track {
  position: relative;
  min-height: 560px;
}

.gallery-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 220ms ease;
}

.gallery-slide.is-active {
  opacity: 1;
  visibility: visible;
}

.gallery-slide img {
  width: 100%;
  height: calc(100% - 54px);
  object-fit: cover;
  filter: grayscale(1) contrast(1.04);
}

.gallery-button {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 46px;
  height: 56px;
  border: var(--line);
  background: var(--pink);
  color: var(--paper);
  font-size: 36px;
  font-weight: 900;
  transform: translateY(-50%);
  cursor: pointer;
}

.gallery-button:hover,
.gallery-button:focus-visible {
  background: var(--orange);
  transform: translateY(-50%) scale(1.06);
  outline: none;
}

.gallery-button.prev {
  left: 12px;
}

.gallery-button.next {
  right: 12px;
}

.updates {
  background: var(--paper);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  min-height: 250px;
  padding: 22px;
  border: var(--line);
  background: var(--paper);
  box-shadow: var(--shadow);
  transition: transform var(--motion), box-shadow var(--motion), background-color var(--motion);
}

.timeline li:hover {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0 var(--ink);
  background: #fffafd;
}

.timeline time {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 4px 9px;
  background: var(--purple);
  color: var(--paper);
  border: 2px solid var(--ink);
  font-weight: 900;
}

.update-note {
  margin-top: 28px;
  padding: 24px;
  background: var(--pencil);
  border: var(--line);
  box-shadow: 6px 6px 0 var(--ink);
  transition: transform var(--motion), box-shadow var(--motion), background-color var(--motion);
}

.update-note:hover {
  transform: translate(-3px, -3px);
  box-shadow: 10px 10px 0 var(--ink);
  background: var(--paper);
}

.update-note h3 {
  margin-bottom: 10px;
  color: var(--purple);
}

.update-note p {
  color: #242424;
  font-weight: 560;
}

.faq-section {
  background: var(--pencil);
  border-top: var(--line);
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-list details {
  padding: 0;
  overflow: hidden;
}

.faq-list summary {
  cursor: pointer;
  padding: 18px 22px;
  font-size: 18px;
  font-weight: 950;
  transition: color var(--motion), background-color var(--motion);
}

.faq-list details:hover,
.faq-list details[open] {
  transform: translate(-3px, -3px);
  box-shadow: 10px 10px 0 var(--ink);
  background: var(--paper);
}

.faq-list details[open] summary {
  color: var(--purple);
  background: #fffafd;
}

.faq-list summary:focus-visible {
  outline: 3px solid var(--pink);
  outline-offset: -6px;
}

.faq-list p {
  padding: 0 22px 20px;
}

.download-panel {
  padding: 52px 0;
  background: var(--deep);
  color: var(--paper);
  border-top: var(--line);
}

.download-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.download-inner > div {
  max-width: 740px;
}

.download-panel p {
  color: #efefef;
}

.friend-links {
  padding: 46px 0 54px;
  background: #eef8f1;
  border-top: var(--line);
  border-bottom: var(--line);
}

.friend-links-inner {
  display: grid;
  justify-items: center;
  gap: 22px;
  text-align: center;
}

.friend-links h2 {
  color: #0d2f1d;
  font-size: clamp(24px, 3vw, 34px);
}

.friend-link-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  max-width: 860px;
}

.friend-link-list a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 24px;
  border: 2px solid transparent;
  border-radius: 999px;
  background: var(--paper);
  color: #0d2f1d;
  font-weight: 950;
  box-shadow: 0 12px 24px rgba(18, 18, 18, 0.12);
  transition: transform var(--motion), box-shadow var(--motion), border-color var(--motion), color var(--motion);
}

.friend-link-list a:hover,
.friend-link-list a:focus-visible {
  border-color: var(--ink);
  color: var(--purple);
  transform: translateY(-4px);
  box-shadow: 0 16px 28px rgba(18, 18, 18, 0.18), 4px 4px 0 var(--ink);
  outline: none;
}

.site-footer {
  background: var(--deep);
  color: var(--paper);
  border-top: 2px solid var(--paper);
  padding: 36px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: start;
}

.footer-grid strong {
  display: block;
  margin-bottom: 8px;
}

.footer-grid p,
.footer-bottom p {
  color: #d8d8d8;
}

.footer-grid nav {
  display: grid;
  gap: 8px;
  font-weight: 800;
}

.footer-grid a:hover,
.footer-grid a:focus-visible {
  color: var(--pink);
  outline: none;
}

.footer-bottom {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.2);
  font-size: 14px;
}

@media (max-width: 980px) {
  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    left: 16px;
    right: 16px;
    top: calc(100% + 8px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 14px;
    background: var(--paper);
    border: var(--line);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    text-align: center;
  }

  .hero {
    min-height: 640px;
  }

  .hero-facts,
  .feature-grid,
  .content-showcase,
  .guide-layout,
  .timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .content-card img {
    aspect-ratio: 16 / 9;
    border-right: 0;
    border-bottom: 2px solid var(--ink);
  }

  .content-card div {
    padding: 20px;
  }

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

  .two-column,
  .two-column.reverse,
  .strategy-panel {
    grid-template-columns: 1fr;
  }

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

  .strip-grid span:last-child {
    grid-column: 1 / -1;
  }

  .gallery-track {
    min-height: 420px;
  }

  .footer-grid,
  .download-inner {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 620px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  .section {
    padding: 58px 0;
  }

  .header-inner {
    min-height: 66px;
  }

  .brand span {
    max-width: 6em;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .hero {
    min-height: 680px;
  }

  .hero-media::after {
    background:
      linear-gradient(180deg, rgba(255,255,255,0.96) 0%, rgba(255,255,255,0.9) 58%, rgba(255,255,255,0.74) 100%),
      repeating-linear-gradient(-12deg, rgba(0,0,0,0.06) 0 1px, transparent 1px 10px);
  }

  h1 {
    font-size: 34px;
  }

  h2 {
    font-size: 26px;
  }

  .hero-actions,
  .download-inner {
    align-items: stretch;
  }

  .button {
    width: 100%;
  }

  .hero-facts,
  .feature-grid,
  .content-showcase,
  .guide-layout,
  .timeline,
  .strip-grid {
    grid-template-columns: 1fr;
  }

  .hero-facts div,
  .feature-card,
  .guide-step,
  .timeline li {
    min-height: auto;
  }

  .panel,
  .feature-card,
  .guide-step,
  .timeline li {
    box-shadow: 5px 5px 0 var(--ink);
  }

  .gallery-track {
    min-height: 330px;
  }

  .gallery-button {
    width: 40px;
    height: 48px;
    font-size: 30px;
  }

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}