:root {
  color-scheme: dark;
  --bg: #17131f;
  --bg-deep: #0d0f18;
  --panel: rgba(31, 28, 42, 0.82);
  --panel-solid: #211d2b;
  --muted: #b9bac8;
  --text: #f7f4ff;
  --soft: #e9e2ff;
  --line: rgba(255, 255, 255, 0.14);
  --pink: #ff7aa8;
  --cyan: #31d6df;
  --gold: #ffd166;
  --green: #8fe388;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
  --radius: 8px;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 22% 14%, rgba(255, 122, 168, 0.16), transparent 30rem),
    radial-gradient(circle at 80% 6%, rgba(49, 214, 223, 0.12), transparent 24rem),
    linear-gradient(180deg, #17131f 0%, #10131c 52%, #17131f 100%);
  color: var(--text);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.72;
}

body.nav-open {
  overflow: hidden;
}

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

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

a,
button,
.info-card,
.guide-steps article,
.timeline article,
.media-frame,
.wide-shot,
.gallery-grid figure,
.faq-list details {
  -webkit-tap-highlight-color: transparent;
}

p {
  margin: 0 0 1rem;
  color: var(--muted);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.18;
  color: var(--text);
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.55rem, 5.6vw, 5.2rem);
  max-width: 8em;
  color: var(--pink);
  background: linear-gradient(135deg, var(--pink) 0%, var(--soft) 48%, var(--cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2 {
  font-size: clamp(1.72rem, 3.1vw, 2.55rem);
  color: var(--pink);
  background: linear-gradient(135deg, var(--pink) 0%, var(--soft) 58%, var(--cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

h3 {
  font-size: 1.2rem;
}

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  transform: translateY(-140%);
  background: var(--cyan);
  color: #071017;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius);
  font-weight: 800;
}

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

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

.icon {
  width: 1.15em;
  height: 1.15em;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  transition: background-color 180ms ease, border-color 180ms ease, backdrop-filter 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(13, 15, 24, 0.86);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: min(1220px, calc(100% - 28px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  min-width: 0;
}

.brand img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.74);
}

.brand strong,
.brand small {
  display: block;
  white-space: nowrap;
}

.brand strong {
  font-size: 1.02rem;
}

.brand small {
  color: var(--muted);
  font-size: 0.78rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  min-height: 40px;
  padding: 0.48rem 0.78rem;
  border-radius: var(--radius);
  color: #ece9f5;
  font-size: 0.94rem;
  overflow: hidden;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  right: 0.72rem;
  bottom: 4px;
  left: 0.72rem;
  height: 2px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--pink), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.nav-links a .icon {
  width: 1rem;
  height: 1rem;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  transform: translateY(-1px);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.nav-links a.active {
  color: var(--cyan);
}

.nav-links .nav-cta {
  margin-left: 0.4rem;
  color: #120b14;
  background: linear-gradient(135deg, var(--pink), var(--cyan));
  font-weight: 800;
  box-shadow: 0 10px 28px rgba(49, 214, 223, 0.18);
}

.nav-links .nav-cta::after {
  display: none;
}

.nav-links .nav-cta:hover,
.nav-links .nav-cta:focus-visible {
  background: linear-gradient(135deg, #ff8db5, #54eef4);
  transform: translateY(-1px);
  box-shadow: 0 14px 34px rgba(49, 214, 223, 0.28);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.nav-toggle-line {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 99px;
  background: currentColor;
  transform-origin: center;
  transition: transform 160ms ease, opacity 160ms ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.section {
  padding: 96px 0;
}

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

.section-muted {
  background: rgba(255, 255, 255, 0.045);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  display: grid;
  align-items: center;
  padding: 118px 0 72px;
}

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

.hero-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(1.08) contrast(1.02);
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(10, 9, 15, 0.94) 0%, rgba(10, 9, 15, 0.74) 40%, rgba(10, 9, 15, 0.28) 100%),
    linear-gradient(180deg, rgba(10, 9, 15, 0.3) 0%, rgba(10, 9, 15, 0.96) 100%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 2rem;
  align-items: end;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--cyan);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.hero-subtitle {
  max-width: 680px;
  margin-top: 1.2rem;
  color: #f0edf7;
  font-size: clamp(1.05rem, 2vw, 1.32rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin: 2rem 0 1.5rem;
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 48px;
  padding: 0.72rem 1.05rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 800;
  line-height: 1.2;
  overflow: hidden;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 0%, rgba(255, 255, 255, 0.32) 45%, transparent 62%);
  transform: translateX(-130%);
  transition: transform 520ms ease;
}

.btn:hover::before,
.btn:focus-visible::before {
  transform: translateX(130%);
}

.btn > * {
  position: relative;
  z-index: 1;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--pink), var(--cyan));
  color: #120b14;
  box-shadow: 0 14px 42px rgba(49, 214, 223, 0.18);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 18px 52px rgba(255, 122, 168, 0.2), 0 18px 52px rgba(49, 214, 223, 0.24);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--line);
  color: var(--text);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  border-color: rgba(49, 214, 223, 0.62);
  background: rgba(49, 214, 223, 0.1);
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.22);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  max-width: 760px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-facts li,
.hero-panel,
.info-card,
.platform-box,
.timeline article,
.faq-list details,
.cta-band {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.065);
}

.hero-facts li {
  padding: 0.8rem;
  backdrop-filter: blur(10px);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.hero-facts li:hover {
  transform: translateY(-3px);
  border-color: rgba(49, 214, 223, 0.45);
  background: rgba(255, 255, 255, 0.1);
}

.hero-facts span,
.mini-stats dt {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
}

.hero-facts strong,
.mini-stats dd {
  display: block;
  margin: 0.1rem 0 0;
  color: var(--text);
  font-size: 0.94rem;
}

.hero-panel {
  padding: 1.25rem;
  background: rgba(23, 19, 31, 0.78);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-panel h2 {
  font-size: 1.12rem;
  margin-bottom: 0.7rem;
}

.mini-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
  margin: 1rem 0 0;
}

.mini-stats div {
  padding: 0.7rem;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.075);
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.9fr);
  gap: 2rem;
  align-items: center;
}

.section-copy p {
  font-size: 1.02rem;
}

.feature-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.4rem;
}

.feature-list span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 38px;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  color: var(--soft);
  font-weight: 700;
}

.media-frame,
.wide-shot,
.gallery-grid figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-solid);
  box-shadow: var(--shadow);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.media-frame img,
.wide-shot img,
.gallery-grid img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 520ms ease, filter 220ms ease;
}

.media-frame:hover,
.wide-shot:hover,
.gallery-grid figure:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 122, 168, 0.44);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.46);
}

.media-frame:hover img,
.wide-shot:hover img,
.gallery-grid figure:hover img {
  transform: scale(1.035);
  filter: saturate(1.08) contrast(1.04);
}

figcaption {
  padding: 0.8rem 0.95rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 2rem;
  text-align: center;
}

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

.section-heading p {
  margin-top: 0.8rem;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.info-card {
  padding: 1.2rem;
  min-height: 240px;
  background: rgba(33, 29, 43, 0.86);
  transition: transform 200ms ease, border-color 200ms ease, background 200ms ease, box-shadow 200ms ease;
}

.info-card:hover {
  transform: translateY(-6px);
  border-color: rgba(49, 214, 223, 0.5);
  background: rgba(39, 34, 51, 0.96);
  box-shadow: 0 22px 54px rgba(0, 0, 0, 0.26);
}

.card-icon {
  width: 2rem;
  height: 2rem;
  color: var(--cyan);
  margin-bottom: 1rem;
  transition: color 180ms ease, transform 180ms ease;
}

.info-card:hover .card-icon {
  color: var(--pink);
  transform: translateY(-2px) scale(1.06);
}

.info-card h3 {
  margin-bottom: 0.65rem;
}

.showcase-row {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) 0.9fr;
  gap: 1rem;
  align-items: stretch;
  margin-top: 1rem;
}

.platform-box {
  padding: 1.25rem;
  background: rgba(23, 19, 31, 0.88);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.platform-box h3 {
  margin-bottom: 0.7rem;
}

.text-link {
  position: relative;
  color: var(--cyan);
  font-weight: 800;
  width: fit-content;
}

.text-link::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -3px;
  left: 0;
  height: 2px;
  border-radius: 99px;
  background: currentColor;
  transform: scaleX(0.45);
  transform-origin: left;
  transition: transform 160ms ease;
}

.text-link:hover::after,
.text-link:focus-visible::after {
  transform: scaleX(1);
}

.guide-layout {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 1.4rem;
  align-items: stretch;
}

.guide-image {
  align-self: start;
}

.guide-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.guide-steps article {
  min-height: 210px;
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
  transition: transform 200ms ease, border-color 200ms ease, background 200ms ease;
}

.guide-steps article:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 209, 102, 0.46);
  background: rgba(255, 255, 255, 0.082);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 32px;
  margin-bottom: 1rem;
  border-radius: var(--radius);
  background: rgba(49, 214, 223, 0.14);
  color: var(--cyan);
  font-weight: 900;
  transition: background 180ms ease, color 180ms ease;
}

.guide-steps article:hover .step-number {
  background: rgba(255, 122, 168, 0.16);
  color: var(--pink);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  align-items: stretch;
}

.gallery-grid figure {
  display: flex;
  flex-direction: column;
}

.gallery-grid img {
  flex: 0 0 auto;
}

.gallery-grid figcaption {
  flex: 1;
  min-height: 52px;
  display: flex;
  align-items: center;
}

.timeline {
  position: relative;
  display: grid;
  gap: 1rem;
  max-width: 900px;
  margin: 0 auto;
}

.timeline article {
  position: relative;
  padding: 1.15rem 1.2rem 1.15rem 1.5rem;
  background: rgba(33, 29, 43, 0.9);
  transition: transform 200ms ease, border-color 200ms ease, background 200ms ease;
}

.timeline article:hover {
  transform: translateX(6px);
  border-color: rgba(49, 214, 223, 0.45);
  background: rgba(39, 34, 51, 0.98);
}

.timeline article::before {
  content: "";
  position: absolute;
  top: 1.25rem;
  left: 0;
  width: 4px;
  height: calc(100% - 2.5rem);
  background: linear-gradient(180deg, var(--pink), var(--cyan));
  border-radius: 99px;
}

.timeline time {
  display: block;
  color: var(--gold);
  font-size: 0.86rem;
  font-weight: 800;
  margin-bottom: 0.35rem;
}

.faq-grid {
  align-items: start;
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-list details {
  background: rgba(33, 29, 43, 0.86);
  overflow: hidden;
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.faq-list details:hover,
.faq-list details[open] {
  border-color: rgba(49, 214, 223, 0.44);
  background: rgba(39, 34, 51, 0.98);
}

.faq-list details:hover {
  transform: translateY(-2px);
}

.faq-list summary {
  cursor: pointer;
  padding: 1rem 1.1rem;
  font-weight: 900;
  list-style: none;
  transition: color 180ms ease;
}

.faq-list summary:hover,
.faq-list details[open] summary {
  color: var(--cyan);
}

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

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--cyan);
  font-size: 1.25rem;
  line-height: 1;
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list p {
  padding: 0 1.1rem 1rem;
}

.cta-section {
  padding-top: 48px;
}

.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.5rem;
  background:
    linear-gradient(135deg, rgba(255, 122, 168, 0.14), rgba(49, 214, 223, 0.13)),
    rgba(33, 29, 43, 0.9);
}

.cta-band h2 {
  font-size: clamp(1.45rem, 2.5vw, 2.1rem);
}

.friend-links-section {
  padding: 68px 0 72px;
  background:
    linear-gradient(90deg, rgba(49, 214, 223, 0.13), rgba(255, 122, 168, 0.08), rgba(49, 214, 223, 0.1)),
    linear-gradient(180deg, #102735 0%, #17131f 100%);
  border-top: 1px solid rgba(49, 214, 223, 0.16);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.friend-links-inner {
  text-align: center;
}

.friend-links-inner h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.15rem);
  margin-bottom: 1.6rem;
  text-shadow: 0 12px 34px rgba(49, 214, 223, 0.2);
}

.friend-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
}

.friend-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.62rem 1.35rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  color: #f7f4ff;
  font-weight: 800;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.18);
  overflow: hidden;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.friend-links a::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 122, 168, 0.2), rgba(49, 214, 223, 0.24));
  opacity: 0;
  transition: opacity 180ms ease;
}

.friend-links a:hover,
.friend-links a:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(49, 214, 223, 0.52);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 18px 46px rgba(49, 214, 223, 0.18);
}

.friend-links a:hover::before,
.friend-links a:focus-visible::before {
  opacity: 1;
}

.friend-links a {
  isolation: isolate;
}

.friend-links a::before {
  z-index: -1;
}

.site-footer {
  padding: 36px 0;
  border-top: 1px solid var(--line);
  background: #0d0f18;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.site-footer p {
  margin: 0.4rem 0 0;
  font-size: 0.92rem;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.8rem;
}

.site-footer a {
  color: var(--muted);
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--cyan);
}

.back-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 45;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(23, 19, 31, 0.9);
  color: var(--text);
  opacity: 0;
  transform: translateY(14px);
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}

.back-top:hover,
.back-top:focus-visible {
  border-color: rgba(49, 214, 223, 0.58);
  background: rgba(49, 214, 223, 0.16);
}

.back-top-icon {
  display: block;
  width: 12px;
  height: 12px;
  margin: 4px auto 0;
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: rotate(45deg);
}

.back-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

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

  .nav-links {
    position: fixed;
    top: 76px;
    right: 14px;
    left: 14px;
    display: grid;
    gap: 0.35rem;
    padding: 0.8rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(13, 15, 24, 0.96);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
    transform: translateY(-14px);
    opacity: 0;
    pointer-events: none;
  }

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

  .nav-links a {
    justify-content: flex-start;
  }

  .nav-links .nav-cta {
    margin-left: 0;
  }

  .hero-grid,
  .two-column,
  .showcase-row,
  .guide-layout,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    align-items: start;
  }

  .hero-panel {
    max-width: 560px;
  }

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

  .footer-grid,
  .cta-band {
    align-items: flex-start;
    flex-direction: column;
  }

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

@media (max-width: 680px) {
  .container {
    width: min(100% - 28px, var(--max));
  }

  .brand small {
    display: none;
  }

  .section {
    padding: 68px 0;
  }

  .hero {
    padding: 104px 0 48px;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(10, 9, 15, 0.62) 0%, rgba(10, 9, 15, 0.92) 50%, rgba(10, 9, 15, 0.99) 100%),
      linear-gradient(90deg, rgba(10, 9, 15, 0.96), rgba(10, 9, 15, 0.38));
  }

  .hero-bg {
    object-position: 63% center;
  }

  .hero-facts,
  .guide-steps,
  .mini-stats {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    display: grid;
  }

  .btn {
    width: 100%;
  }

  .friend-links-section {
    padding: 52px 0 56px;
  }

  .friend-links {
    gap: 0.65rem;
  }

  .friend-links a {
    min-width: min(100%, 240px);
  }

  .info-card,
  .guide-steps article {
    min-height: 0;
  }

  figcaption {
    font-size: 0.86rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}