:root {
  --ink: #302e2d;
  --gold: #c59d5c;
  --mist: #d8d8d6;
  --paper: #ffffff;
  --card: #fffdf8;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family:
    "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

.page {
  display: flex;
  min-height: 100svh;
  justify-content: center;
  padding:
    max(28px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right))
    max(44px, env(safe-area-inset-bottom))
    max(18px, env(safe-area-inset-left));
  background: var(--paper);
}

.shell {
  width: min(100%, 540px);
}

.hero {
  display: flex;
  align-items: center;
  flex-direction: column;
  padding-top: 8px;
  text-align: center;
}

.brand-logo {
  display: block;
  width: 190px;
  height: 190px;
  object-fit: contain;
}

h1 {
  margin: -4px 0 0;
  font-size: clamp(38px, 10vw, 48px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: 0.08em;
}

.handle {
  position: relative;
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  margin-top: 7px;
  padding: 6px 12px;
  color: #6f6b67;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.045em;
  transition: color 150ms ease;
}

.handle::after {
  position: absolute;
  right: 12px;
  bottom: 4px;
  left: 12px;
  height: 2px;
  background: var(--gold);
  content: "";
  transform: scaleX(0.28);
  transition: transform 150ms ease;
}

.handle:hover {
  color: var(--ink);
}

.handle:hover::after {
  transform: scaleX(1);
}

.social-list {
  display: grid;
  gap: 14px;
  margin-top: 32px;
}

.social-row {
  display: grid;
  align-items: center;
  padding: 0 6px 6px 0;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 12px;
}

.platform-logo {
  display: grid;
  width: 56px;
  height: 56px;
  place-items: center;
  border: 1.5px solid rgba(48, 46, 45, 0.13);
  border-radius: 16px;
  background: #ffffff;
  box-shadow: 0 5px 14px rgba(48, 46, 45, 0.09);
  transition:
    box-shadow 160ms ease,
    transform 160ms ease;
}

.platform-logo img {
  display: block;
  width: 36px;
  height: 36px;
  border-radius: 9px;
  object-fit: contain;
}

.link-card {
  position: relative;
  display: flex;
  min-height: 66px;
  align-items: center;
  justify-content: space-between;
  overflow: hidden;
  padding: 12px 15px 12px 21px;
  border: 1.75px solid var(--ink);
  border-radius: 18px;
  background: var(--soft);
  box-shadow: 5px 5px 0 var(--ink);
  transition:
    box-shadow 160ms ease,
    transform 160ms ease;
}

.link-card::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 7px;
  background: var(--accent);
  content: "";
}

.social-row strong {
  color: var(--ink);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.025em;
}

.arrow {
  display: inline-block;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 21px;
  font-weight: 600;
  line-height: 1;
  opacity: 0.68;
  transition: transform 160ms ease;
}

.social-row:hover .platform-logo {
  box-shadow: 0 8px 18px rgba(48, 46, 45, 0.13);
  transform: translateY(-2px) rotate(-2deg);
}

.social-row:hover .link-card {
  box-shadow: 8px 8px 0 var(--ink);
  transform: translate(-3px, -3px);
}

.social-row:hover .arrow {
  transform: rotate(8deg) scale(1.06);
}

.social-row:active .link-card {
  box-shadow: 2px 2px 0 var(--ink);
  transform: translate(3px, 3px);
}

.social-row:focus-visible {
  outline: none;
}

.social-row:focus-visible .platform-logo,
.social-row:focus-visible .link-card,
.handle:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}

.youtube {
  --accent: #ff0000;
  --soft: #fff0ed;
}

.instagram {
  --accent: #e4405f;
  --soft: #fff0f4;
}

.facebook {
  --accent: #0866ff;
  --soft: #eef5ff;
}

.threads {
  --accent: #191919;
  --soft: #f2f1ef;
}

.tiktok {
  --accent: #111111;
  --soft: #eefbf9;
}

.xiaohongshu {
  --accent: #ff2442;
  --soft: #fff0f2;
}

.x {
  --accent: #000000;
  --soft: #f2f1ef;
}

@media (max-width: 430px) {
  .page {
    padding-top: max(20px, env(safe-area-inset-top));
    padding-inline: max(15px, env(safe-area-inset-left));
  }

  .brand-logo {
    width: 174px;
    height: 174px;
  }

  .social-list {
    gap: 12px;
    margin-top: 26px;
  }

  .social-row {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 10px;
  }

  .platform-logo {
    width: 50px;
    height: 50px;
    border-radius: 14px;
  }

  .platform-logo img {
    width: 32px;
    height: 32px;
  }

  .link-card {
    min-height: 62px;
    border-radius: 16px;
  }
}

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