:root {
  --ink: #15121c;
  --ink-soft: #4f485e;
  --mint: #12d8a0;
  --gold: #ffbd19;
  --cream: #fdf9ef;
  --paper: #ffffff;
  --coral: #ff6a5a;
  --line: rgba(21, 18, 28, 0.13);
  --max: 1120px;
}

@font-face { font-family: Baloo; src: url('../assets/Baloo2-Bold.ttf') format('truetype'); font-display: swap; font-weight: 700; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: Inter, "Noto Sans HK", "PingFang HK", "Microsoft JhengHei", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.68;
}
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
.skip-link { position: fixed; z-index: 99; top: 10px; left: 10px; padding: 10px 14px; background: var(--paper); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }

.hero {
  position: relative;
  overflow: hidden;
  min-height: 720px;
  color: var(--cream);
  background:
    radial-gradient(circle at 78% 22%, rgba(18, 216, 160, 0.18), transparent 31%),
    linear-gradient(155deg, #0d2020 0%, var(--ink) 58%, #261d32 100%);
}
.hero::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(253, 249, 239, 0.12);
  border-radius: 50%;
  right: -160px;
  bottom: -250px;
  box-shadow: 0 0 0 65px rgba(253, 249, 239, 0.025), 0 0 0 130px rgba(253, 249, 239, 0.018);
}
.topbar {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(253, 249, 239, 0.14);
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--gold); font: 700 29px/1 Baloo, "Arial Rounded MT Bold", sans-serif; letter-spacing: 0; text-decoration: none; }
.brand img { display: block; width: 44px; height: 44px; border-radius: 13px; }
.language-switch { display: flex; padding: 4px; border: 1px solid rgba(253, 249, 239, 0.18); border-radius: 999px; }
.language-switch button { min-width: 52px; min-height: 40px; border: 0; border-radius: 999px; color: rgba(253, 249, 239, 0.65); background: transparent; font: inherit; font-size: 13px; font-weight: 800; cursor: pointer; }
.language-switch button[aria-pressed="true"] { color: var(--ink); background: var(--gold); }
.hero-copy { position: relative; z-index: 1; width: min(calc(100% - 40px), var(--max)); margin: 0 auto; padding: 104px 0 120px; }
.eyebrow { margin: 0 0 16px; color: #8b806f; font-size: 12px; font-weight: 850; letter-spacing: 0.18em; text-transform: uppercase; }
.hero .eyebrow { color: var(--mint); }
h1, h2, h3 { font-family: "Arial Black", "Noto Sans HK", "PingFang HK", sans-serif; line-height: 1.08; letter-spacing: -0.035em; }
h1 { max-width: 860px; margin: 0; font-size: clamp(52px, 9vw, 108px); }
h1 span { color: var(--gold); }
.lede { max-width: 680px; margin: 34px 0 0; color: rgba(253, 249, 239, 0.72); font-size: clamp(18px, 2vw, 22px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.primary-action, .secondary-action { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; border-radius: 13px; padding: 12px 20px; font-weight: 800; text-decoration: none; }
.primary-action { color: var(--ink); background: var(--gold); box-shadow: 0 10px 32px rgba(0, 0, 0, 0.24); }
.secondary-action { color: var(--cream); border: 1px solid rgba(253, 249, 239, 0.3); }
.primary-action.compact { min-height: 46px; margin-top: 10px; box-shadow: none; }
.signal { position: absolute; z-index: 1; right: 7%; top: 48%; display: flex; gap: 11px; align-items: end; opacity: 0.9; }
.signal span { width: 13px; height: 13px; border-radius: 50%; background: var(--mint); }
.signal span:nth-child(2) { height: 28px; border-radius: 9px; background: var(--gold); }
.signal span:nth-child(3) { height: 52px; border-radius: 9px; background: var(--coral); }
.signal span:nth-child(4) { height: 28px; border-radius: 9px; background: var(--gold); }

.section-nav { position: sticky; z-index: 20; top: 0; min-height: 62px; display: flex; gap: 8px; align-items: center; justify-content: center; overflow-x: auto; padding: 8px 20px; background: rgba(253, 249, 239, 0.94); border-bottom: 1px solid var(--line); backdrop-filter: blur(16px); }
.section-nav a { flex: 0 0 auto; min-height: 44px; display: inline-flex; align-items: center; padding: 8px 13px; color: var(--ink-soft); border-radius: 999px; font-size: 13px; font-weight: 750; text-decoration: none; }
.section-nav a:hover { color: var(--ink); background: var(--paper); }
.document { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; padding: 70px 0 100px; }
.intro-card, .policy-section { margin-bottom: 28px; border: 1px solid var(--line); border-radius: 28px; background: rgba(255, 255, 255, 0.82); box-shadow: 0 18px 55px rgba(21, 18, 28, 0.06); }
.intro-card { padding: clamp(28px, 6vw, 68px); }
.policy-section { padding: clamp(28px, 5vw, 60px); }
.intro-card h2, .policy-section h2 { max-width: 820px; margin: 0 0 18px; font-size: clamp(36px, 6vw, 64px); }
.policy-section h3 { margin: 42px 0 10px; font-size: 23px; letter-spacing: -0.02em; }
.policy-section p, .policy-section li { color: var(--ink-soft); }
.policy-section strong { color: var(--ink); }
.policy-section li + li { margin-top: 9px; }
.effective { display: inline-flex; margin: 0 0 22px; padding: 7px 11px; color: var(--ink-soft) !important; background: var(--cream); border-radius: 8px; font-size: 13px; font-weight: 700; }
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 34px; }
.principles article, .guideline-grid article, .deletion-paths article { padding: 24px; border-radius: 18px; background: var(--cream); }
.principle-number, .path-label { color: var(--coral); font-size: 11px; font-weight: 900; letter-spacing: 0.16em; }
.principles h3, .guideline-grid h3, .deletion-paths h3 { margin: 14px 0 8px; font-size: 20px; }
.principles p, .guideline-grid p { margin: 0; color: var(--ink-soft); font-size: 15px; }
.guideline-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 28px 0; }
.deletion-paths { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 28px 0 14px; }
.deletion-paths article:first-child { background: var(--ink); color: var(--cream); }
.deletion-paths article:first-child li { color: rgba(253, 249, 239, 0.78); }
.deletion-paths article:first-child h3, .deletion-paths article:first-child strong { color: var(--cream); }
.contact-section { background: var(--mint); }
.email-card { margin-top: 26px; display: flex; flex-direction: column; gap: 2px; padding: 22px; color: var(--cream); background: var(--ink); border-radius: 16px; text-decoration: none; }
.email-card span { color: var(--mint); font-size: 11px; font-weight: 900; letter-spacing: 0.16em; }
.email-card strong { color: var(--cream); font-size: clamp(18px, 3vw, 26px); overflow-wrap: anywhere; }
.quiet { font-size: 14px; }
.delete-section { border-color: rgba(255, 106, 90, 0.35); }
footer { padding: 58px 20px; color: rgba(253, 249, 239, 0.7); text-align: center; background: var(--ink); }
.footer-brand { justify-content: center; }
footer a { color: var(--cream); }
footer p { margin: 10px 0 0; font-size: 14px; }

@media (max-width: 760px) {
  body { font-size: 16px; }
  .hero { min-height: 670px; }
  .hero-copy { padding-top: 78px; }
  .signal { display: none; }
  .section-nav { justify-content: flex-start; }
  .principles, .guideline-grid, .deletion-paths { grid-template-columns: 1fr; }
  .policy-section ul, .policy-section ol { padding-left: 22px; }
}

@media (max-width: 430px) {
  .topbar { width: min(calc(100% - 24px), var(--max)); }
  .brand span { display: none; }
  .language-switch button { min-width: 46px; padding-inline: 8px; }
}

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