:root {
  color-scheme: light;
  --orange: #f2912e;
  --orange-dark: #bf5e0d;
  --orange-soft: #fff0dd;
  --ink: #10242f;
  --ink-soft: #53656d;
  --paper: #fffdf9;
  --white: #ffffff;
  --line: #eadfce;
  --teal: #0aa9b2;
  --shadow: 0 22px 60px rgba(64, 39, 10, 0.12);
  font-family: Inter, ui-rounded, "SF Pro Rounded", "SF Pro Display", -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  min-width: 280px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 2%, rgba(242, 145, 46, 0.13), transparent 26rem),
    linear-gradient(180deg, #fffaf1 0, var(--paper) 28rem);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

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

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-180%);
}

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

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(234, 223, 206, 0.8);
  background: rgba(255, 253, 249, 0.88);
  backdrop-filter: blur(18px);
}

.header-inner,
.page-width {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  box-shadow: 0 6px 15px rgba(113, 57, 5, 0.18);
}

.site-nav {
  display: flex;
  margin-left: auto;
  align-items: center;
  gap: 24px;
  font-size: 0.92rem;
  font-weight: 750;
}

.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--orange-dark);
}

.language-switcher {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
}

.language-switcher a {
  min-width: 44px;
  padding: 4px 10px;
  border-radius: 999px;
  text-align: center;
  text-decoration: none;
}

.language-switcher a[aria-current="true"] {
  color: var(--white);
  background: var(--ink);
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  background: var(--white);
  font: inherit;
}

[data-lang-panel] {
  display: none !important;
}

html:not([data-language]) [data-lang-panel="en"],
html[data-language="en"] [data-lang-panel="en"],
html[data-language="zh"] [data-lang-panel="zh"] {
  display: block !important;
}

html:not([data-language]) .hero[data-lang-panel="en"],
html[data-language="en"] .hero[data-lang-panel="en"],
html[data-language="zh"] .hero[data-lang-panel="zh"] {
  display: grid !important;
}

.hero {
  display: grid;
  min-height: 650px;
  padding-block: 80px 72px;
  align-items: center;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: clamp(36px, 7vw, 96px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--orange-dark);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.12;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 6.6vw, 6.4rem);
}

html[data-language="zh"] h1 {
  font-size: clamp(2.8rem, 5vw, 5.6rem);
}

h2 {
  font-size: clamp(2rem, 3.8vw, 3.5rem);
}

h3 {
  font-size: 1.2rem;
}

.lead {
  max-width: 650px;
  margin-bottom: 28px;
  color: var(--ink-soft);
  font-size: clamp(1.06rem, 1.8vw, 1.3rem);
}

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

.button {
  display: inline-flex;
  min-height: 48px;
  padding: 10px 18px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  border-radius: 12px;
  color: var(--white);
  background: var(--ink);
  font-weight: 850;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover,
.button:focus-visible {
  box-shadow: 0 10px 24px rgba(16, 36, 47, 0.18);
  transform: translateY(-2px);
}

.button.secondary {
  border-color: var(--line);
  color: var(--ink);
  background: var(--white);
}

.button.orange {
  border-color: var(--orange);
  color: #2c1705;
  background: var(--orange);
}

.hero-art {
  position: relative;
  display: grid;
  width: 100%;
  max-width: 520px;
  min-width: 0;
  min-height: 0;
  aspect-ratio: 1;
  place-items: center;
}

.hero-art::before,
.hero-art::after {
  position: absolute;
  content: "";
  border-radius: 50%;
}

.hero-art::before {
  inset: 1%;
  background: linear-gradient(145deg, var(--orange), #ffb343);
  box-shadow: var(--shadow);
}

.hero-art::after {
  inset: 16%;
  border: 1px solid rgba(255, 255, 255, 0.32);
}

.hero-art img {
  position: relative;
  z-index: 1;
  width: 72%;
  height: 72%;
  border-radius: 23%;
  box-shadow: 0 28px 48px rgba(75, 34, 0, 0.28);
  object-fit: cover;
  transform: rotate(3deg);
}

.pill-row {
  display: flex;
  margin-top: 24px;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.7);
  font-size: 0.82rem;
  font-weight: 750;
}

.section {
  padding-block: 86px;
}

.section.tint {
  border-block: 1px solid var(--line);
  background: rgba(255, 240, 221, 0.42);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.section-heading p {
  color: var(--ink-soft);
}

.game-grid,
.feature-grid,
.link-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.game-card,
.feature-card,
.link-card,
.policy-section,
.support-card,
.open-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 8px 26px rgba(45, 33, 17, 0.045);
}

.game-card {
  display: flex;
  min-height: 94px;
  padding: 18px;
  align-items: center;
  gap: 14px;
}

.game-number {
  display: grid;
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  border-radius: 10px;
  color: #35200e;
  background: var(--orange-soft);
  font-weight: 950;
  place-items: center;
}

.game-card p,
.feature-card p,
.link-card p,
.support-card p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.game-card strong {
  display: block;
}

.feature-card,
.link-card,
.support-card {
  padding: 24px;
}

.feature-icon {
  display: grid;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 11px;
  color: var(--white);
  background: var(--ink);
  font-weight: 900;
  place-items: center;
}

.link-card {
  min-height: 190px;
}

.link-card a {
  color: var(--orange-dark);
  font-weight: 850;
}

.legal-hero {
  padding-block: 72px 40px;
}

.legal-hero h1 {
  margin-bottom: 16px;
  font-size: clamp(2.6rem, 6vw, 5.2rem);
}

.legal-meta {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.legal-layout {
  display: grid;
  padding-bottom: 90px;
  grid-template-columns: 220px minmax(0, 760px);
  gap: 48px;
}

.legal-nav {
  position: sticky;
  top: 104px;
  align-self: start;
}

.legal-nav a {
  display: block;
  padding-block: 5px;
  color: var(--ink-soft);
  font-size: 0.88rem;
  text-decoration: none;
}

.legal-nav a:hover {
  color: var(--orange-dark);
}

.policy-section {
  margin-bottom: 14px;
  padding: 26px;
  scroll-margin-top: 96px;
}

.policy-section h2 {
  margin-bottom: 14px;
  font-size: 1.45rem;
}

.policy-section p:last-child,
.policy-section ul:last-child {
  margin-bottom: 0;
}

.policy-section li + li {
  margin-top: 8px;
}

.notice {
  padding: 14px 16px;
  border-left: 4px solid var(--orange);
  border-radius: 4px 12px 12px 4px;
  color: var(--ink-soft);
  background: var(--orange-soft);
}

.support-grid {
  display: grid;
  padding-bottom: 50px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.support-card h2 {
  font-size: 1.4rem;
}

.faq {
  padding-bottom: 90px;
}

details {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

summary {
  cursor: pointer;
  font-weight: 850;
}

details p {
  max-width: 760px;
  margin: 12px 0 0;
  color: var(--ink-soft);
}

.open-shell {
  display: grid;
  min-height: calc(100vh - 153px);
  padding-block: 60px;
  place-items: center;
}

.open-card {
  width: min(620px, 100%);
  padding: clamp(28px, 6vw, 54px);
  text-align: center;
}

.open-card img {
  width: 104px;
  margin: 0 auto 24px;
  border-radius: 25px;
  box-shadow: 0 14px 30px rgba(70, 39, 7, 0.18);
}

.open-card h1 {
  margin-bottom: 12px;
  font-size: clamp(2rem, 6vw, 3.7rem);
}

.open-card .lead {
  margin-inline: auto;
}

.store-note {
  margin-top: 18px;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.site-footer {
  padding-block: 34px;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  background: var(--white);
  font-size: 0.86rem;
}

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

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links a {
  text-decoration: none;
}

[hidden] {
  display: none !important;
}

@media (max-width: 800px) {
  .header-inner,
  .page-width {
    width: min(100% - 28px, 680px);
  }

  .menu-button {
    display: inline-grid;
    place-items: center;
  }

  .site-nav {
    position: absolute;
    top: 64px;
    right: 14px;
    display: none;
    width: min(290px, calc(100vw - 28px));
    padding: 18px;
    align-items: stretch;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--white);
    box-shadow: var(--shadow);
    flex-direction: column;
    gap: 14px;
  }

  .site-nav[data-open] {
    display: flex;
  }

  .language-switcher {
    align-self: flex-start;
  }

  .hero {
    min-height: auto;
    padding-block: 58px;
    grid-template-columns: 1fr;
  }

  .hero-art {
    width: min(360px, 82vw);
    height: min(360px, 82vw);
    margin-inline: auto;
    grid-row: 1;
  }

  h1 {
    font-size: clamp(2.7rem, 15vw, 5rem);
  }

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

  .legal-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .legal-nav {
    position: static;
    display: flex;
    overflow-x: auto;
    padding-bottom: 10px;
    gap: 16px;
    white-space: nowrap;
  }
}

@media (max-width: 520px) {
  .brand span {
    display: none;
  }

  .section {
    padding-block: 62px;
  }

  .game-grid,
  .feature-grid,
  .link-grid,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .game-card {
    min-height: 82px;
  }

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

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