:root {
  --primary: #007AFF;
  --primary-light: #E5F1FF;
  --text-main: #1D1D1F;
  --text-gray: #6E6E73;
  --surface: rgba(255, 255, 255, 0.88);
  --line: rgba(0, 0, 0, 0.08);
  --shadow: 0 24px 70px rgba(30, 45, 75, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Plus Jakarta Sans', 'Noto Sans TC', sans-serif;
  color: var(--text-main);
  background: #fff;
  -webkit-font-smoothing: antialiased;
  line-height: 1.7;
}
a, button { font: inherit; }
a { color: var(--primary); }
:focus-visible { outline: 3px solid rgba(0, 122, 255, 0.32); outline-offset: 3px; }

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 3000;
  padding: 10px 14px;
  border-radius: 12px;
  background: #111;
  color: #fff;
  text-decoration: none;
  transform: translateY(-180%);
  transition: transform .2s;
}
.skip-link:focus { transform: translateY(0); }

.bg-wrapper {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  background: linear-gradient(180deg, #fbfdff 0%, #ffffff 52%, #fbfbff 100%);
}
.bg-wrapper::before,
.bg-wrapper::after {
  content: '';
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  filter: blur(110px);
  opacity: .14;
}
.bg-wrapper::before { top: -170px; right: -130px; background: #007AFF; }
.bg-wrapper::after { bottom: -230px; left: -130px; background: #AF52DE; }

.site-nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  padding: 14px 5%;
  background: rgba(255,255,255,.76);
  border-bottom: 1px solid rgba(0,0,0,.05);
  backdrop-filter: blur(20px);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--primary);
  font-size: 1.5rem;
  font-weight: 800;
  text-decoration: none;
}
.logo img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
  background: var(--primary);
}
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-link {
  padding: 8px 10px;
  border-radius: 12px;
  color: var(--text-main);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 700;
}
.nav-link:hover { background: rgba(0,122,255,.08); color: var(--primary); }

.legal-shell {
  width: min(100% - 32px, 900px);
  margin: 0 auto;
  padding: 126px 0 72px;
}
.legal-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}
.legal-type {
  margin: 0;
  color: var(--text-gray);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.language-switcher {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid rgba(0,0,0,.06);
  border-radius: 999px;
  background: rgba(242,242,247,.9);
  box-shadow: 0 8px 30px rgba(30,45,75,.05);
}
.language-switcher a {
  padding: 8px 13px;
  border-radius: 999px;
  color: #555559;
  text-decoration: none;
  font-size: .85rem;
  font-weight: 700;
  white-space: nowrap;
}
.language-switcher a:hover { color: var(--primary); }
.language-switcher a.is-selected,
.language-switcher a[aria-current="page"] {
  color: var(--primary);
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,.09);
}

.legal-card {
  min-height: 420px;
  padding: clamp(24px, 5vw, 52px);
  border: 1px solid rgba(255,255,255,.92);
  border-radius: 32px;
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.loading-state,
.error-state {
  min-height: 300px;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--text-gray);
}
.loading-inner,
.error-inner { max-width: 560px; }
.loading-spinner {
  width: 34px;
  height: 34px;
  margin: 0 auto 16px;
  border: 3px solid rgba(0,122,255,.14);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.error-state h1 { margin: 0 0 10px; font-size: 1.45rem; }
.error-state p { margin: 0 0 22px; }
.fallback-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(135deg, #007AFF, #AF52DE);
  text-decoration: none;
  font-weight: 800;
  box-shadow: 0 10px 26px rgba(0,122,255,.22);
}

.legal-content { overflow-wrap: anywhere; }
.legal-content > :first-child { margin-top: 0; }
.legal-content h1,
.legal-content h2,
.legal-content h3,
.legal-content h4,
.legal-content h5,
.legal-content h6 {
  color: var(--text-main);
  line-height: 1.28;
  letter-spacing: -.02em;
  scroll-margin-top: 100px;
}
.legal-content h1 { margin: 0 0 30px; font-size: clamp(2rem, 5vw, 3rem); font-weight: 900; }
.legal-content h2 { margin: 42px 0 14px; font-size: clamp(1.35rem, 3vw, 1.75rem); font-weight: 850; }
.legal-content h3 { margin: 30px 0 10px; font-size: 1.18rem; font-weight: 800; }
.legal-content h4,
.legal-content h5,
.legal-content h6 { margin: 24px 0 8px; font-size: 1.02rem; font-weight: 800; }
.legal-content p { margin: 0 0 16px; color: #3A3A3C; line-height: 1.85; }
.legal-content ul,
.legal-content ol { margin: 0 0 18px; padding-left: 1.6rem; }
.legal-content li { margin: 7px 0; color: #3A3A3C; }
.legal-content strong,
.legal-content b { color: var(--text-main); }
.legal-content a { text-underline-offset: 3px; }
.legal-content blockquote {
  margin: 20px 0;
  padding: 14px 18px;
  border-left: 4px solid var(--primary);
  border-radius: 0 14px 14px 0;
  background: rgba(0,122,255,.055);
}
.legal-content hr { margin: 34px 0; border: 0; border-top: 1px solid var(--line); }
.legal-content table {
  width: 100%;
  margin: 18px 0 24px;
  border-collapse: collapse;
  display: block;
  overflow-x: auto;
}
.legal-content th,
.legal-content td { padding: 12px 14px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.legal-content th { background: rgba(0,122,255,.055); }
.legal-content pre,
.legal-content code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.legal-content pre { padding: 16px; overflow-x: auto; border-radius: 14px; background: #f6f7f9; }

.site-footer {
  padding: 42px 24px 56px;
  color: var(--text-gray);
  text-align: center;
  font-size: .9rem;
}
.footer-links {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.footer-links a { color: var(--text-gray); text-decoration: none; font-weight: 700; }
.footer-links a:hover { color: var(--primary); }
.site-footer p { margin: 0; }

@media (max-width: 800px) {
  .nav-link { display: none; }
  .logo { font-size: 1.2rem; gap: 9px; }
  .logo img { width: 36px; height: 36px; }
  .legal-shell { width: min(100% - 24px, 900px); padding-top: 108px; }
  .legal-topbar { align-items: flex-start; flex-direction: column; }
  .language-switcher { width: 100%; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .language-switcher a { text-align: center; padding-inline: 8px; }
  .legal-card { border-radius: 24px; padding: 24px 20px 34px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}