:root {
  --bg: #0B0712;
  --bg-2: #15101F;
  --panel: #201A2B;
  --text: #F4F1F8;
  --body: #C2B8CC;
  --muted: #7D718B;
  --red: #A40E24;
  --rose: #7B2D5A;
  --border: #342A42;
  --glow: #6B4FA3;
  --max: 1180px;
  --header: 72px;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 18% 12%, rgba(107, 79, 163, .18) 0, rgba(107, 79, 163, 0) 34%),
    radial-gradient(circle at 82% 6%, rgba(164, 14, 36, .15) 0, rgba(164, 14, 36, 0) 30%),
    linear-gradient(115deg, rgba(123, 45, 90, .11) 0 1px, transparent 1px 84px),
    linear-gradient(245deg, rgba(107, 79, 163, .09) 0 1px, transparent 1px 92px),
    linear-gradient(180deg, #0B0712 0%, #120B1B 42%, #0D0914 100%);
  background-attachment: fixed;
  color: var(--body);
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  line-height: 1.68;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(rgba(244, 241, 248, .018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 241, 248, .014) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.55), rgba(0,0,0,.12));
}

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

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

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 20;
  padding: 10px 14px;
  background: var(--red);
  color: #fff;
  border-radius: 6px;
}

.skip-link:focus {
  top: 12px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background:
    linear-gradient(90deg, rgba(32, 26, 43, .82), rgba(11, 7, 18, .90), rgba(32, 26, 43, .78));
  border-bottom: 1px solid rgba(52, 42, 66, .78);
  backdrop-filter: blur(14px);
}

.nav {
  width: min(var(--max), calc(100% - 32px));
  min-height: var(--header);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

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

.brand img {
  width: 44px;
  height: 34px;
  object-fit: cover;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--body);
  font-size: 16px;
  font-weight: 700;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 11px 8px 8px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: border-color .2s ease, color .2s ease, text-shadow .2s ease, box-shadow .2s ease, transform .2s ease;
}

.link-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border-radius: 50%;
  background: rgba(244, 241, 248, .08);
  box-shadow: inset 0 0 0 1px rgba(194, 184, 204, .14);
  color: currentColor;
  transition: background .2s ease, box-shadow .2s ease, transform .2s ease;
}

.link-icon svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
  border-color: rgba(244, 241, 248, .42);
  box-shadow: 0 0 0 1px rgba(164, 14, 36, .26), 0 0 18px rgba(164, 14, 36, .24);
  text-shadow: 0 0 10px rgba(244, 241, 248, .58), 0 0 18px rgba(164, 14, 36, .42);
  transform: translateY(-1px);
  outline: none;
}

.nav-links a:hover .link-icon,
.nav-links a:focus-visible .link-icon,
.btn:hover .link-icon,
.btn:focus-visible .link-icon,
.site-footer a:hover .link-icon,
.site-footer a:focus-visible .link-icon {
  background: var(--red);
  box-shadow: 0 0 0 4px rgba(164, 14, 36, .18), inset 0 0 0 1px rgba(255, 255, 255, .18);
  color: #fff;
  transform: scale(1.06);
}

.nav-cta {
  margin-left: 6px;
  background: linear-gradient(135deg, var(--red), var(--rose));
  color: #fff !important;
  border-radius: 999px;
  box-shadow: 0 12px 26px rgba(164, 14, 36, .25), 0 0 0 1px rgba(255,255,255,.08) inset;
}

.nav-cta .link-icon {
  background: rgba(255, 255, 255, .16);
  color: #fff;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(32, 26, 43, .88);
  padding: 8px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--text);
  transform-origin: center;
  transition: transform .2s ease, opacity .2s ease;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  position: relative;
  min-height: clamp(500px, 64vh, 640px);
  display: grid;
  align-items: end;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 28px 80px rgba(0, 0, 0, .28);
}

.hero-bg,
.hero-bg img,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
}

.hero-shade {
  background:
    radial-gradient(circle at 26% 76%, rgba(164, 14, 36, .18) 0, rgba(164, 14, 36, 0) 28%),
    linear-gradient(90deg, rgba(11,7,18,.95) 0%, rgba(11,7,18,.78) 44%, rgba(11,7,18,.40) 100%),
    linear-gradient(180deg, rgba(11,7,18,.22) 0%, rgba(11,7,18,.45) 58%, #0B0712 100%);
}

.hero-inner {
  position: relative;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 84px 0 42px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 10px;
  color: #D18DA3;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

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

h1,
h2 {
  color: #F4F1F8;
  background: linear-gradient(90deg, #F4F1F8 0%, #D18DA3 42%, #A40E24 76%, #6B4FA3 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

h3 {
  color: var(--text);
}

h1 {
  max-width: 760px;
  font-size: clamp(34px, 4.8vw, 60px);
}

h2 {
  font-size: clamp(24px, 2.7vw, 36px);
}

h3 {
  font-size: 20px;
}

p {
  margin: 12px 0 0;
}

.hero-lead {
  max-width: 740px;
  margin-top: 18px;
  color: var(--text);
  font-size: clamp(17px, 2vw, 21px);
}

.hero-actions,
.cta-band {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-actions {
  margin-top: 26px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 22px 0 14px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid transparent;
}

.btn .link-icon {
  width: 32px;
  height: 32px;
  flex-basis: 32px;
}

.btn .link-icon svg {
  width: 18px;
  height: 18px;
}

.btn.primary {
  background: linear-gradient(135deg, var(--red), var(--rose));
  color: #fff;
  box-shadow: 0 14px 32px rgba(164, 14, 36, .28);
}

.btn.primary .link-icon {
  background: rgba(255, 255, 255, .16);
  color: #fff;
}

.btn.secondary {
  background: rgba(32, 26, 43, .82);
  border-color: var(--border);
  color: var(--text);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 150px));
  gap: 10px;
  margin: 28px 0 0;
}

.hero-facts div {
  padding: 12px 14px;
  background: rgba(32, 26, 43, .72);
  border: 1px solid rgba(52, 42, 66, .82);
  border-radius: 6px;
}

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

.hero-facts dd {
  margin: 2px 0 0;
  color: var(--text);
  font-weight: 800;
}

.section,
.split-section,
.gallery-section,
.cta-band {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.section {
  padding: 76px 0;
  position: relative;
}

.section::before,
.split-section::before,
.gallery-section::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  z-index: -1;
  width: min(1280px, 100vw);
  height: 100%;
  transform: translateX(-50%);
  background:
    linear-gradient(90deg, rgba(32, 26, 43, .22), rgba(123, 45, 90, .08), rgba(32, 26, 43, .18));
  border-top: 1px solid rgba(52, 42, 66, .28);
  border-bottom: 1px solid rgba(52, 42, 66, .18);
  opacity: .55;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 520px);
  gap: 36px;
  align-items: center;
}

.section-copy p,
.section-head p,
.route-copy p,
.info-card p,
.guide-grid p,
.highlight-list p,
.updates-grid p,
.faq p,
.cta-band p {
  color: var(--body);
}

.media-panel,
.wide-image,
.inline-image,
.gallery figure {
  cursor: zoom-in;
  transition: border-color .2s ease, transform .2s ease;
}

.gallery figure:hover,
.gallery figure:focus-within {
  border-color: rgba(164, 14, 36, .82);
  transform: translateY(-2px);
}

.gallery figure::after {
  content: "点击查看";
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 4px 8px;
  border-radius: 4px;
  background: rgba(11, 7, 18, .74);
  color: var(--text);
  font-size: 12px;
  opacity: 0;
  transition: opacity .2s ease;
}

.gallery figure:hover::after,
.gallery figure:focus-within::after {
  opacity: 1;
}

.gallery figure {
  position: relative;
}

.gallery figure img {
  cursor: zoom-in;
}

.image-viewer {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 28px;
  background: rgba(5, 3, 9, .88);
  backdrop-filter: blur(12px);
}

.image-viewer.is-open {
  display: flex;
}

.viewer-frame {
  width: min(1120px, 94vw);
  margin: 0;
  border: 1px solid rgba(194, 184, 204, .24);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 28px 80px rgba(0, 0, 0, .45);
  overflow: hidden;
}

.viewer-frame img {
  width: 100%;
  max-height: 78vh;
  object-fit: contain;
  background: #08050d;
}

.viewer-frame figcaption {
  padding: 12px 16px;
  color: var(--body);
  font-size: 14px;
}

.viewer-close {
  position: fixed;
  top: 18px;
  right: 20px;
  z-index: 101;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(194, 184, 204, .32);
  border-radius: 6px;
  background: rgba(32, 26, 43, .92);
  color: var(--text);
  font-size: 30px;
  line-height: 1;
  cursor: pointer;
}

.viewer-close:hover,
.viewer-close:focus-visible {
  background: var(--red);
  outline: none;
}

body.viewer-open {
  overflow: hidden;
}

.gallery figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 46px rgba(0, 0, 0, .24);
}

.media-panel img,
.wide-image img,
.inline-image img,
.gallery img {
  width: 100%;
  object-fit: cover;
}

.media-panel img {
  aspect-ratio: 16 / 9;
  object-position: center top;
}

.wide-image img {
  object-position: center center;
}

.inline-image img {
  object-position: center top;
}

.media-panel figcaption,
.gallery figcaption {
  padding: 12px 14px;
  color: var(--muted);
  font-size: 13px;
}

.section-head {
  max-width: 820px;
  margin-bottom: 28px;
}

.section-head.compact {
  margin-bottom: 22px;
}

.feature-layout,
.guide-grid,
.updates-grid,
.highlight-list {
  display: grid;
  gap: 16px;
}

.feature-layout {
  grid-template-columns: repeat(4, 1fr);
}

.info-card,
.guide-grid article,
.updates-grid article,
.highlight-list div {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(32, 26, 43, .97), rgba(21, 16, 31, .95)),
    radial-gradient(circle at 0 0, rgba(107, 79, 163, .18), transparent 42%);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 22px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, .18);
}

.info-card::before,
.guide-grid article::before,
.updates-grid article::before,
.highlight-list div::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--red), var(--rose), var(--glow));
  opacity: .78;
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  margin-bottom: 14px;
  border-radius: 6px;
  background: rgba(164, 14, 36, .22);
  color: #fff;
  font-size: 14px;
  font-weight: 900;
}

.split-section {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 540px) minmax(0, 1fr);
  gap: 34px;
  align-items: center;
  padding: 26px 0 76px;
}

.wide-image img {
  aspect-ratio: 16 / 9;
}

.timeline {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.timeline li {
  padding: 13px 15px;
  border-left: 3px solid var(--red);
  background:
    linear-gradient(90deg, rgba(164, 14, 36, .13), rgba(32, 26, 43, .72));
  border-radius: 0 6px 6px 0;
}

.guide {
  border-top: 1px solid rgba(52, 42, 66, .58);
}

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

.inline-image {
  margin-top: 18px;
}

.inline-image img {
  aspect-ratio: 16 / 9;
  max-height: 420px;
}

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

.gallery-section {
  position: relative;
  padding: 26px 0 76px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.gallery img {
  aspect-ratio: 16 / 9;
  height: auto;
  max-height: 190px;
  object-position: center top;
}

.updates {
  padding-top: 64px;
  border-top: 1px solid rgba(52, 42, 66, .58);
}

.updates-grid {
  max-width: 100%;
  margin: 0;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: stretch;
}

.updates-grid article {
  display: grid;
  grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  min-width: 0;
  padding: 24px 28px;
}

.update-meta span {
  display: block;
  margin-bottom: 8px;
  color: #FFD82F;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: .02em;
}

.updates-grid article h3 {
  font-size: 20px;
}

.updates-grid article p {
  margin: 0;
  font-size: 17px;
  line-height: 1.8;
}

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

details {
  background:
    linear-gradient(180deg, rgba(32, 26, 43, .95), rgba(21, 16, 31, .94));
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0;
  box-shadow: 0 12px 30px rgba(0, 0, 0, .16);
}

summary {
  cursor: pointer;
  color: var(--text);
  font-weight: 800;
  padding: 17px 18px;
}

details p {
  margin: 0;
  padding: 0 18px 18px;
}

.cta-band {
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 72px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(164, 14, 36, .22), rgba(107, 79, 163, .16)),
    var(--panel);
}

.site-footer {
  border-top: 1px solid var(--border);
  background:
    linear-gradient(90deg, rgba(32, 26, 43, .88), rgba(11, 7, 18, .96), rgba(32, 26, 43, .88));
  padding: 28px 16px;
  text-align: center;
  color: var(--muted);
}

.friend-links {
  width: 100%;
  margin: 0;
  padding: 78px 16px 82px;
  text-align: center;
  background:
    radial-gradient(circle at 52% 78%, rgba(244, 241, 248, .14), transparent 30%),
    radial-gradient(circle at 72% 30%, rgba(164, 14, 36, .30), transparent 38%),
    linear-gradient(100deg, #15101F 0%, #4B203D 38%, #A40E24 100%);
  border-top: 1px solid rgba(244, 241, 248, .10);
  border-bottom: 1px solid rgba(244, 241, 248, .10);
  overflow: hidden;
}

.friend-kicker {
  margin: 0 0 12px;
  color: rgba(244, 241, 248, .86);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.friend-kicker::before,
.friend-kicker::after {
  content: "";
  display: inline-block;
  width: 24px;
  height: 1px;
  margin: 0 10px 4px;
  background: rgba(244, 241, 248, .70);
}

.friend-links h2 {
  margin-bottom: 28px;
  -webkit-text-fill-color: #fff;
  color: #fff;
  background: none;
  text-shadow: 0 0 18px rgba(255, 255, 255, .18);
}

.friend-link-list {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.friend-link-list a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid rgba(244, 241, 248, .20);
  background: rgba(244, 241, 248, .10);
  color: #fff;
  font-weight: 900;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .06), 0 12px 32px rgba(0, 0, 0, .16);
  transition: transform .22s ease, border-color .22s ease, background .22s ease, box-shadow .22s ease;
}

.friend-link-list a span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 12px rgba(255, 255, 255, .55);
}

.friend-link-list a:hover,
.friend-link-list a:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, .52);
  background: rgba(244, 241, 248, .18);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .10), 0 18px 42px rgba(0, 0, 0, .22), 0 0 22px rgba(255, 255, 255, .12);
  outline: none;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin-top: 8px;
  color: var(--body);
}

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

  .nav-links {
    position: absolute;
    left: 16px;
    right: 16px;
    top: calc(var(--header) + 8px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    background: rgba(21, 16, 31, .98);
    border: 1px solid var(--border);
    border-radius: 8px;
  }

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

  .nav-cta {
    margin-left: 0;
    text-align: center;
  }

  .hero {
    min-height: 560px;
  }

  .intro-grid,
  .split-section {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 640px) {
  .nav {
    width: min(var(--max), calc(100% - 24px));
  }

  .brand span {
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .hero {
    min-height: 520px;
  }

  .hero-inner {
    width: min(var(--max), calc(100% - 24px));
    padding: 86px 0 38px;
  }

  .hero-facts,
  .feature-layout,
  .guide-grid,
  .highlight-list {
    grid-template-columns: 1fr;
  }

  .updates-grid article {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 22px;
  }

  .updates-grid article p {
    font-size: 15px;
  }

  .section,
  .split-section,
  .gallery-section {
    width: min(var(--max), calc(100% - 24px));
    padding: 54px 0;
  }

  .split-section {
    padding-top: 0;
  }

  .cta-band {
    width: min(var(--max), calc(100% - 24px));
    padding: 22px;
  }

  .friend-links {
    padding: 56px 12px 60px;
  }

  .friend-link-list {
    width: min(var(--max), calc(100% - 24px));
    align-items: stretch;
  }

  .friend-link-list a {
    width: 100%;
    justify-content: center;
    padding: 0 16px;
  }

  .btn {
    width: 100%;
  }
}

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

  .btn:hover,
  .btn:focus-visible {
    transform: none;
  }
}

@media (hover: hover) {
  .info-card,
  .guide-grid article,
  .updates-grid article,
  .highlight-list div,
  details,
  .media-panel,
  .wide-image,
  .inline-image,
  .gallery figure {
    transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease, filter .24s ease;
  }

  .info-card:hover,
  .guide-grid article:hover,
  .updates-grid article:hover,
  .highlight-list div:hover,
  details:hover {
    transform: translateY(-5px);
    border-color: rgba(244, 241, 248, .30);
    box-shadow: 0 22px 54px rgba(0, 0, 0, .28), 0 0 28px rgba(164, 14, 36, .16);
  }

  .info-card:hover h3,
  .guide-grid article:hover h3,
  .updates-grid article:hover h3,
  .highlight-list div:hover h3,
  details:hover summary {
    color: #fff;
    text-shadow: 0 0 14px rgba(244, 241, 248, .28), 0 0 22px rgba(164, 14, 36, .30);
  }

  .media-panel:hover,
  .wide-image:hover,
  .inline-image:hover,
  .gallery figure:hover {
    box-shadow: 0 24px 60px rgba(0, 0, 0, .34), 0 0 32px rgba(107, 79, 163, .22);
  }

  .media-panel:hover img,
  .wide-image:hover img,
  .inline-image:hover img,
  .gallery figure:hover img {
    transform: scale(1.035);
    filter: saturate(1.12) contrast(1.06);
  }

  .media-panel img,
  .wide-image img,
  .inline-image img,
  .gallery figure img {
    transition: transform .35s ease, filter .35s ease;
  }

  .btn:hover,
  .btn:focus-visible {
    box-shadow: 0 18px 40px rgba(164, 14, 36, .34), 0 0 24px rgba(107, 79, 163, .22);
  }

  .btn.secondary:hover,
  .btn.secondary:focus-visible {
    border-color: rgba(244, 241, 248, .35);
    background: rgba(32, 26, 43, .96);
  }
}

.section-head h2::after,
.route-copy h2::after {
  content: "";
  display: block;
  width: 72px;
  height: 3px;
  margin-top: 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--red), var(--rose), var(--glow));
  box-shadow: 0 0 18px rgba(164, 14, 36, .30);
}

.info-card::after,
.guide-grid article::after,
.updates-grid article::after,
.highlight-list div::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(120deg, transparent 0%, rgba(244, 241, 248, .05) 42%, transparent 68%);
  opacity: 0;
  transform: translateX(-18%);
  transition: opacity .24s ease, transform .35s ease;
}

.info-card:hover::after,
.guide-grid article:hover::after,
.updates-grid article:hover::after,
.highlight-list div:hover::after {
  opacity: 1;
  transform: translateX(18%);
}

summary {
  transition: color .22s ease, text-shadow .22s ease;
}

details[open] {
  border-color: rgba(164, 14, 36, .34);
  box-shadow: 0 16px 42px rgba(0, 0, 0, .22), 0 0 22px rgba(164, 14, 36, .12);
}