:root {
  --ink: #16181D;
  --lime: #E8FF59;
  --pink: #FF8AD8;
  --paper: #F2F2EE;
  --white: #FFFFFF;
  --muted: #4A4F5A;
  --on-ink: #E6E7EA;
  --on-ink-muted: #C9CBD1;
  --rule: #DADDE1;
  --sans: 'Space Grotesk', 'Noto Sans TC', system-ui, sans-serif;
  --zh: 'Noto Sans TC', 'Space Grotesk', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); }
a:hover { color: var(--muted); }
a:focus-visible, button:focus-visible { outline: 3px solid var(--lime); outline-offset: 3px; }

.wrap { max-width: 1200px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }

/* The logo swipe: only on 好 / good. Sized in em so it is identical at every size. */
.swipe {
  display: inline-block;
  background: var(--lime);
  color: var(--ink);
  padding: 0 0.12em 0.06em;
  margin-right: 0.04em;
  border-radius: 0.04em 0.14em 0.06em 0.12em;
  transform: rotate(-2deg);
}

/* Highlights inside sentences stay flat. */
.hl { background: var(--lime); color: var(--ink); padding: 0 0.15em; white-space: nowrap; }
.hl-pink { background: var(--pink); color: var(--ink); padding: 0 0.15em; white-space: nowrap; }

/* Header */
.site-header { background: var(--ink); color: var(--white); }
.site-header .wrap {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 16px; padding-top: 20px; padding-bottom: 20px;
}
.logo { display: flex; align-items: baseline; gap: 10px; color: var(--white); text-decoration: none; }
.logo:hover { color: var(--white); }
.logo-zh { font-family: var(--zh); font-weight: 900; font-size: 26px; }
.logo-en { font-weight: 700; font-size: 26px; letter-spacing: -0.04em; }
.logo-sub-zh { font-family: var(--zh); font-weight: 500; font-size: 15px; letter-spacing: 0.3em; color: var(--on-ink-muted); }
.logo-sub-en { font-family: var(--mono); font-size: 13px; letter-spacing: 0.3em; color: var(--on-ink-muted); }

.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px; font-size: 16px; }
.nav a { color: var(--white); text-decoration: none; padding: 10px 0; }
.nav a:hover { text-decoration: underline; text-underline-offset: 4px; }

.lang { display: flex; border: 1.5px solid var(--white); }
.nav .lang a {
  display: flex; align-items: center; justify-content: center;
  min-height: 44px; min-width: 52px; padding: 0 12px;
  font-weight: 700; font-size: 15px; text-decoration: none; color: var(--white);
}
.nav .lang a[aria-current="true"] { background: var(--lime); color: var(--ink); }

/* Hero */
.hero { background: var(--ink); color: var(--white); }
.hero .wrap { display: flex; flex-direction: column; gap: 28px; padding-top: 72px; padding-bottom: 96px; }
.eyebrow { font-family: var(--mono); font-size: 13px; letter-spacing: 0.08em; color: var(--on-ink-muted); margin: 0; }
.hero h1 { margin: 0; font-weight: 900; font-size: clamp(40px, 7vw, 84px); line-height: 1.2; letter-spacing: -0.02em; }
.hero p { margin: 0; font-size: 20px; line-height: 1.7; color: var(--on-ink); max-width: 720px; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-block; padding: 14px 24px; font-weight: 700; font-size: 16px; text-decoration: none; }
.btn-lime { background: var(--lime); color: var(--ink); }
.btn-lime:hover { color: var(--ink); background: #F1FF8F; }
.btn-ghost { border: 1.5px solid var(--white); color: var(--white); padding: 12.5px 24px; }
.btn-ghost:hover { color: var(--ink); background: var(--white); }

/* About */
.about { background: var(--paper); border-bottom: 1.5px solid var(--ink); }
.about .wrap {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
  gap: 48px; padding-top: 80px; padding-bottom: 80px;
}
h2 { margin: 0; font-size: clamp(30px, 4vw, 40px); line-height: 1.25; font-weight: 700; }
.about-copy { display: flex; flex-direction: column; gap: 16px; }
.about-copy p { margin: 0; font-size: 18px; line-height: 1.75; }

.info { background: var(--white); border: 1.5px solid var(--ink); align-self: start; }
.info h3 { margin: 0; padding: 18px 24px; font-size: 18px; font-weight: 700; border-bottom: 1.5px solid var(--ink); }
.info dl { margin: 0; }
.info .row {
  display: grid; grid-template-columns: minmax(110px, 0.4fr) minmax(0, 1fr); gap: 16px;
  padding: 14px 24px; border-bottom: 1px solid var(--rule); font-size: 16px; line-height: 1.6;
}
.info .row:last-child { border-bottom: 0; }
.info dt { color: var(--muted); }
.info dd { margin: 0; font-weight: 500; }

/* Contact */
.contact .wrap {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: 32px; align-items: end; padding-top: 80px; padding-bottom: 80px;
}
.contact-copy { display: flex; flex-direction: column; gap: 14px; }
.contact-copy p { margin: 0; font-size: 18px; line-height: 1.7; }
.mail {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  background: var(--ink); color: var(--white); padding: 16px 24px;
  font-size: 18px; font-weight: 700; text-decoration: none;
}
.mail:hover { color: var(--ink); background: var(--lime); }
.mail span:last-child { font-family: var(--mono); font-weight: 400; overflow-wrap: anywhere; }

/* Footer */
.site-footer { background: var(--ink); color: var(--on-ink); }
.site-footer .wrap { display: flex; flex-direction: column; gap: 6px; padding-top: 48px; padding-bottom: 48px; font-size: 15px; line-height: 1.7; }
.footer-logo-zh { font-family: var(--zh); font-weight: 900; font-size: 24px; color: var(--white); }
.footer-logo-en { font-weight: 700; font-size: 24px; letter-spacing: -0.04em; color: var(--white); }
.legal-name { color: var(--white); font-weight: 700; }
.num { font-family: var(--mono); }

@media (max-width: 560px) {
  .hero .wrap { padding-top: 48px; padding-bottom: 64px; }
  .info .row { grid-template-columns: 1fr; gap: 2px; }
}