:root {
  --bg: #fcf8f2;
  --surface: #fffdf8;
  --amber: #d9a05b;
  --amber-soft: #f3dfbd;
  --brick: #b85a38;
  --brick-dark: #7f3826;
  --ink: #2f2118;
  --muted: #6f6254;
  --line: #e5c997;
  --sage: #40594d;
  --sky: #54768b;
  --shadow: 0 18px 45px rgba(86, 48, 24, 0.16);
  --shadow-hover: 0 22px 52px rgba(86, 48, 24, 0.22);
  --focus-ring: 0 0 0 3px rgba(217, 160, 91, 0.28);
  --header-height: 72px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

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

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

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  width: 1em;
  height: 1em;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  transform: translateY(-140%);
  background: var(--brick);
  color: #fff;
  padding: 10px 14px;
  border-radius: 6px;
}

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

.container {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(252, 248, 242, 0.94);
  border-bottom: 1px solid rgba(217, 160, 91, 0.45);
  backdrop-filter: blur(14px);
}

.header-inner {
  width: min(1180px, calc(100% - 32px));
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  font-weight: 800;
  color: var(--ink);
  white-space: nowrap;
}

.brand img {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border: 2px solid var(--amber);
  border-radius: 50%;
  background: var(--surface);
}

.brand span {
  font-size: 1.08rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #4f4034;
  font-size: 0.95rem;
}

html:not(.js) .site-nav {
  position: static;
  display: flex;
  flex-wrap: wrap;
  opacity: 1;
  pointer-events: auto;
  transform: none;
  padding: 0;
  box-shadow: none;
  border: 0;
  background: transparent;
}

.site-nav a {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 650;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.site-nav a .icon {
  width: 16px;
  height: 16px;
}

.site-nav a:not(.nav-cta):hover,
.site-nav a:not(.nav-cta):focus-visible,
.site-nav a:not(.nav-cta).is-active {
  background: transparent;
  border-color: rgba(217, 160, 91, 0.88);
  color: var(--brick-dark);
  box-shadow: var(--focus-ring);
  outline: 0;
}

.site-nav .nav-cta {
  margin-left: 6px;
  border-color: transparent;
  background: var(--brick);
  color: #fff;
  box-shadow: 0 8px 22px rgba(184, 90, 56, 0.25);
}

.site-nav .nav-cta:hover,
.site-nav .nav-cta:focus-visible {
  transform: translateY(-1px);
  border-color: transparent;
  background: var(--brick-dark);
  color: #fff;
  box-shadow: 0 12px 26px rgba(184, 90, 56, 0.3);
  outline: 0;
}

.nav-toggle {
  position: relative;
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--ink);
  padding: 0;
}

html:not(.js) .nav-toggle {
  display: none;
}

.nav-toggle span {
  position: absolute;
  left: 50%;
  top: 50%;
  display: block;
  width: 20px;
  height: 2px;
  margin: 0;
  background: currentColor;
  transform-origin: center;
  transition: opacity 160ms ease, transform 180ms ease;
}

.nav-toggle span:nth-child(1) {
  transform: translate(-50%, calc(-50% - 7px));
}

.nav-toggle span:nth-child(2) {
  transform: translate(-50%, -50%);
}

.nav-toggle span:nth-child(3) {
  transform: translate(-50%, calc(-50% + 7px));
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translate(-50%, -50%) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.nav-toggle em {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.hero {
  position: relative;
  min-height: 640px;
  height: calc(88svh - var(--header-height));
  display: grid;
  align-items: center;
  overflow: hidden;
  background: #21140e;
  color: #fff;
}

.hero-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(24, 15, 10, 0.86) 0%, rgba(24, 15, 10, 0.58) 43%, rgba(24, 15, 10, 0.18) 100%),
    rgba(47, 33, 24, 0.16);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(720px, calc(100% - 40px));
  margin-left: max(20px, calc((100vw - 1160px) / 2));
  padding: 88px 0 54px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--amber-soft);
  font-size: 0.9rem;
  font-weight: 800;
}

.hero h1 {
  margin: 0;
  font-size: 4rem;
  line-height: 1.08;
  letter-spacing: 0;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.28);
}

.hero-lead {
  max-width: 680px;
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: 1.16rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.btn {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  line-height: 1.2;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.btn .icon {
  width: 18px;
  height: 18px;
}

.btn-primary {
  background: var(--brick);
  color: #fff;
  box-shadow: 0 12px 28px rgba(126, 49, 28, 0.28);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-2px);
  background: var(--brick-dark);
  box-shadow: 0 16px 34px rgba(126, 49, 28, 0.34), var(--focus-ring);
  outline: 0;
}

.btn-secondary {
  background: rgba(252, 248, 242, 0.14);
  border-color: rgba(255, 255, 255, 0.45);
  color: #fff;
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  transform: translateY(-2px);
  background: rgba(252, 248, 242, 0.24);
  border-color: rgba(255, 255, 255, 0.72);
  box-shadow: var(--focus-ring);
  outline: 0;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 640px;
  margin: 34px 0 0;
}

.hero-facts div {
  min-height: 78px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: rgba(47, 33, 24, 0.58);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.hero-facts div:hover {
  transform: translateY(-3px);
  border-color: rgba(217, 160, 91, 0.58);
  background: rgba(47, 33, 24, 0.7);
}

.hero-facts dt {
  color: var(--amber-soft);
  font-size: 0.82rem;
  font-weight: 800;
}

.hero-facts dd {
  margin: 4px 0 0;
  color: #fff;
  font-weight: 750;
}

.quick-band {
  background: #f2dfc5;
  border-top: 1px solid rgba(217, 160, 91, 0.35);
  border-bottom: 1px solid rgba(217, 160, 91, 0.42);
}

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

.quick-grid article {
  min-height: 98px;
  padding: 22px 18px;
  background: rgba(255, 253, 248, 0.46);
  transition: transform 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.quick-grid article:hover {
  transform: translateY(-4px);
  background: rgba(255, 253, 248, 0.72);
  box-shadow: 0 14px 30px rgba(112, 68, 34, 0.14);
}

.quick-grid strong {
  display: block;
  color: var(--brick-dark);
  font-size: 1.02rem;
}

.quick-grid span {
  display: block;
  margin-top: 5px;
  color: #58483a;
  font-size: 0.94rem;
}

.section {
  padding: 84px 0;
}

.section-light {
  background: var(--bg);
}

.section-warm {
  background: #f7ecd9;
}

.section-route {
  background: #fffaf0;
  border-top: 1px solid rgba(217, 160, 91, 0.26);
  border-bottom: 1px solid rgba(217, 160, 91, 0.26);
}

.section-updates {
  background: #efe0c6;
}

.two-column,
.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.9fr);
  align-items: center;
  gap: 44px;
}

.two-column.reverse {
  grid-template-columns: minmax(360px, 0.92fr) minmax(0, 1fr);
}

.copy-block {
  min-width: 0;
}

.section-kicker {
  color: var(--brick);
}

h2,
h3,
p {
  overflow-wrap: anywhere;
}

h2 {
  margin: 0;
  color: var(--ink);
  font-size: 2.25rem;
  line-height: 1.22;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  color: var(--ink);
  font-size: 1.12rem;
  line-height: 1.35;
  letter-spacing: 0;
}

p {
  margin: 16px 0 0;
  color: #4f4034;
}

.section-head {
  max-width: 790px;
  margin-bottom: 34px;
}

.section-head.compact {
  max-width: 700px;
}

.check-list,
.number-list {
  margin: 22px 0 0;
  padding: 0;
}

.check-list {
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 26px;
  margin: 10px 0;
  color: #4f4034;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: inset 0 0 0 2px #fff4dd;
}

.number-list {
  padding-left: 22px;
  color: #4f4034;
}

.number-list li {
  margin: 12px 0;
  padding-left: 4px;
}

.media-frame {
  margin: 0;
  border: 1px solid rgba(217, 160, 91, 0.55);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.media-frame img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 260ms ease, filter 260ms ease;
}

.media-frame:hover,
.media-frame:focus-within {
  transform: translateY(-4px);
  border-color: rgba(184, 90, 56, 0.55);
  box-shadow: var(--shadow-hover);
}

.media-frame:hover img,
.media-frame:focus-within img {
  transform: scale(1.035);
  filter: saturate(1.06) contrast(1.03);
}

.content-layout {
  display: grid;
  grid-template-columns: minmax(420px, 0.95fr) minmax(0, 1fr);
  gap: 28px;
  align-items: stretch;
}

.media-frame.wide {
  align-self: start;
}

.system-grid,
.feature-grid,
.guide-list {
  display: grid;
  gap: 16px;
}

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

.system-grid article,
.feature-grid article,
.guide-list article {
  padding: 20px;
  border: 1px solid rgba(217, 160, 91, 0.45);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 10px 26px rgba(112, 68, 34, 0.08);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.system-grid article:hover,
.feature-grid article:hover,
.guide-list article:hover {
  transform: translateY(-5px);
  border-color: rgba(184, 90, 56, 0.52);
  background: #fffefa;
  box-shadow: 0 18px 36px rgba(112, 68, 34, 0.14);
}

.system-grid article h3,
.feature-grid article h3,
.guide-list article h3 {
  transition: color 180ms ease;
}

.system-grid article:hover h3,
.feature-grid article:hover h3,
.guide-list article:hover h3 {
  color: var(--brick-dark);
}

.system-grid p,
.feature-grid p,
.guide-list p {
  margin-top: 9px;
  color: #5f5145;
}

.guide-layout {
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.85fr);
}

.guide-list {
  margin-top: 24px;
}

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

.gallery {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(320px, 0.82fr);
  gap: 20px;
  align-items: start;
}

.gallery-stage {
  height: 100%;
}

.gallery-thumb-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.gallery-thumb {
  position: relative;
  display: grid;
  padding: 0;
  border: 1px solid rgba(217, 160, 91, 0.5);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface);
  color: inherit;
  cursor: pointer;
  text-align: left;
  box-shadow: 0 10px 24px rgba(112, 68, 34, 0.08);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.gallery-thumb img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #e8d6bc;
  transition: transform 240ms ease, filter 240ms ease;
}

.thumb-icon {
  position: absolute;
  right: 8px;
  bottom: 8px;
  z-index: 2;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 999px;
  background: rgba(47, 33, 24, 0.74);
  color: #fff;
  pointer-events: none;
  box-shadow: 0 8px 18px rgba(47, 33, 24, 0.25);
  transition: transform 180ms ease, background 180ms ease;
}

.thumb-icon .icon {
  width: 15px;
  height: 15px;
}

.gallery-thumb:hover,
.gallery-thumb:focus-visible {
  transform: translateY(-4px);
  border-color: var(--brick);
  box-shadow: 0 16px 32px rgba(112, 68, 34, 0.16);
  outline: 0;
}

.gallery-thumb:hover img,
.gallery-thumb:focus-visible img {
  transform: scale(1.04);
  filter: saturate(1.08) contrast(1.04);
}

.gallery-thumb:hover .thumb-icon,
.gallery-thumb:focus-visible .thumb-icon {
  transform: scale(1.08);
  background: var(--brick);
}

.gallery-thumb.is-active {
  border-color: var(--brick);
  box-shadow: 0 0 0 2px rgba(184, 90, 56, 0.12), 0 10px 24px rgba(112, 68, 34, 0.08);
}

.gallery-thumb.is-active .thumb-icon {
  background: var(--brick);
}

html:not(.js) .gallery {
  grid-template-columns: 1fr;
}

html:not(.js) .gallery-thumb-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

html:not(.js) .gallery-thumb {
  cursor: default;
}

.timeline {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.timeline li {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 18px;
  padding: 18px 20px;
  border: 1px solid rgba(184, 90, 56, 0.22);
  border-radius: 8px;
  background: rgba(255, 253, 248, 0.82);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.timeline li:hover {
  transform: translateX(6px);
  border-color: rgba(184, 90, 56, 0.48);
  background: var(--surface);
  box-shadow: 0 12px 28px rgba(112, 68, 34, 0.12);
}

.timeline time {
  color: var(--brick-dark);
  font-weight: 850;
}

.timeline p {
  margin: 0;
}

.faq-layout {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-list details {
  border: 1px solid rgba(217, 160, 91, 0.45);
  border-radius: 8px;
  background: var(--surface);
  overflow: hidden;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.faq-list details:hover,
.faq-list details:focus-within {
  transform: translateY(-2px);
  border-color: rgba(184, 90, 56, 0.48);
  box-shadow: 0 12px 28px rgba(112, 68, 34, 0.1);
}

.faq-list summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 46px 16px 18px;
  color: var(--ink);
  font-weight: 800;
  position: relative;
  transition: color 180ms ease, background 180ms ease;
}

.faq-list summary:hover {
  color: var(--brick-dark);
  background: rgba(217, 160, 91, 0.1);
}

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

.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  width: 24px;
  height: 24px;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--amber-soft);
  color: var(--brick-dark);
  transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}

.faq-list details[open] summary::after {
  content: "-";
  transform: translateY(-50%) rotate(180deg);
  background: var(--brick);
  color: #fff;
}

.faq-list details p {
  margin: 0;
  padding: 0 18px 18px;
}

.floating-detail {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 120;
  min-width: 132px;
  justify-content: center;
  padding: 14px 20px;
  border-radius: 999px;
  box-shadow: 0 14px 30px rgba(126, 49, 28, 0.28);
  white-space: nowrap;
}

.floating-detail:hover,
.floating-detail:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 18px 36px rgba(126, 49, 28, 0.34);
  outline: 0;
}

.friend-links {
  padding: 42px 0 48px;
  background: linear-gradient(135deg, var(--brick) 0%, var(--amber) 100%);
  color: var(--ink);
  text-align: center;
}

.friend-links-inner {
  display: grid;
  justify-items: center;
  gap: 24px;
}

.friend-links h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.65rem, 3vw, 2.1rem);
  line-height: 1.2;
}

.friend-link-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px 18px;
}

.friend-link-list a {
  min-width: 172px;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 26px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 999px;
  background: rgba(252, 248, 242, 0.86);
  color: var(--ink);
  font-weight: 800;
  box-shadow: 0 12px 26px rgba(126, 49, 28, 0.16);
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.friend-link-list a:hover,
.friend-link-list a:focus-visible {
  transform: translateY(-2px);
  border-color: #fff;
  background: var(--surface);
  box-shadow: 0 18px 34px rgba(126, 49, 28, 0.2);
  outline: 0;
}

.site-footer {
  padding: 26px 0 88px;
  background: #2f2118;
  color: rgba(255, 255, 255, 0.82);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-inner p {
  margin: 0;
  color: rgba(255, 255, 255, 0.86);
}

.footer-inner nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
  font-size: 0.92rem;
}

.footer-inner a:hover,
.footer-inner a:focus-visible {
  color: #fff;
  outline: 0;
  text-decoration: underline;
}

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

  .site-nav {
    position: fixed;
    left: 16px;
    right: 16px;
    top: calc(var(--header-height) + 8px);
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 253, 248, 0.98);
    box-shadow: var(--shadow);
    transform: translateY(-16px);
    opacity: 0;
    pointer-events: none;
    transition: transform 180ms ease, opacity 180ms ease;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav .nav-cta {
    grid-column: 1 / -1;
    margin-left: 0;
  }

  .hero {
    min-height: 760px;
  }

  .hero h1 {
    font-size: 3rem;
  }

  .hero-lead {
    font-size: 1.06rem;
  }

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

  .two-column,
  .two-column.reverse,
  .guide-layout,
  .content-layout {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .system-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  :root {
    --header-height: 64px;
  }

  body {
    font-size: 15px;
    padding-bottom: 66px;
  }

  .container {
    width: min(100% - 28px, 1160px);
  }

  .header-inner {
    width: calc(100% - 24px);
  }

  .brand span {
    font-size: 1rem;
  }

  .brand img {
    width: 38px;
    height: 38px;
  }

  .hero {
    min-height: 720px;
  }

  .hero-content {
    width: calc(100% - 28px);
    margin: 0 auto;
    padding: 74px 0 42px;
  }

  .hero h1 {
    font-size: 2.35rem;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

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

  .quick-grid,
  .system-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 58px 0;
  }

  h2 {
    font-size: 1.72rem;
  }

  .content-layout {
    gap: 22px;
  }

  .timeline li {
    grid-template-columns: 1fr;
    gap: 8px;
  }

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

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

  .thumb-icon {
    right: 6px;
    bottom: 6px;
    width: 26px;
    height: 26px;
  }

  .thumb-icon .icon {
    width: 13px;
    height: 13px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .floating-detail {
    right: 10px;
    bottom: 10px;
    bottom: max(10px, env(safe-area-inset-bottom));
    min-width: 92px;
    min-height: 38px;
    padding: 8px 12px;
    font-size: 0.86rem;
    line-height: 1;
  }

  .floating-detail .icon {
    width: 15px;
    height: 15px;
  }

  .friend-links {
    padding: 36px 0 42px;
  }

  .friend-links-inner {
    gap: 18px;
  }

  .friend-link-list {
    width: 100%;
    gap: 10px;
  }

  .friend-link-list a {
    width: min(100%, 320px);
    min-height: 46px;
    padding: 0 18px;
    font-size: 0.95rem;
  }

  .footer-inner nav {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }

  .btn:hover,
  .btn:focus-visible,
  .site-nav .nav-cta:hover,
  .site-nav .nav-cta:focus-visible,
  .hero-facts div:hover,
  .quick-grid article:hover,
  .media-frame:hover,
  .media-frame:focus-within,
  .system-grid article:hover,
  .feature-grid article:hover,
  .guide-list article:hover,
  .gallery-thumb:hover,
  .gallery-thumb:focus-visible,
  .gallery-thumb:hover img,
  .gallery-thumb:focus-visible img,
  .gallery-thumb:hover .thumb-icon,
  .gallery-thumb:focus-visible .thumb-icon,
  .timeline li:hover,
  .faq-list details:hover,
  .faq-list details:focus-within,
  .floating-detail:hover,
  .floating-detail:focus-visible,
  .friend-link-list a:hover,
  .friend-link-list a:focus-visible {
    transform: none !important;
  }
}