/*
 * WowType for Mac website (/wowtype/). Same layout as the Panor Tennis Pet and
 * Soundscape sites: sticky paper header, serif headlines, one message per
 * section, quiet footer. Palette comes from the WowType icon: deep green ink,
 * cream paper, the icon's mint used sparingly.
 */
:root {
  color-scheme: light;
  --paper: #fbfaf5;
  --paper-raised: #ffffff;
  --paper-deep: #f2f0e6;
  --ink: #0b2a20;
  --ink-secondary: #4f5f5f;
  --ink-tertiary: #646f6b;
  --ink-faint: #c4cbc4;
  --line: #e2e2d8;
  --line-strong: #b9bfb5;
  --mint: #43e0a0;
  --mint-deep: #0eaf76;
  --forest: #0e3a2b;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;
  --font-serif: "New York", "Iowan Old Style", Palatino, Georgia, "Songti SC", "Noto Serif CJK SC", serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}
:lang(zh-Hant) { --font-serif: "New York", "Iowan Old Style", Palatino, Georgia, "Songti TC", "Noto Serif CJK TC", serif; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
body { margin: 0; line-height: 1.6; }
img { max-width: 100%; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

.skip-link {
  position: fixed; top: .75rem; left: .75rem; z-index: 2000;
  padding: .65rem .95rem; border-radius: 6px; background: var(--ink); color: var(--paper-raised);
  font-size: .75rem; font-weight: 600; transform: translateY(-150%); transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }

/* ---- header ---- */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  display: flex; align-items: center; gap: 1.5rem; width: 100%; min-height: 4.25rem;
  padding: .75rem max(var(--gutter), calc((100% - 74rem) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(251, 250, 245, .92); backdrop-filter: blur(20px) saturate(120%);
}
.brand { display: inline-flex; align-items: center; gap: .6rem; color: var(--ink); text-decoration: none; }
.brand-mark { display: block; width: 1.6rem; height: 1.6rem; }
.brand-name { font-family: var(--font-serif); font-size: 1.15rem; letter-spacing: -.01em; white-space: nowrap; }
.language-switch {
  display: inline-flex; align-items: center; gap: .15rem; margin-left: auto; padding: .18rem;
  border: 1px solid var(--line); border-radius: var(--radius-pill); background: var(--paper-raised);
}
.language-option {
  display: inline-flex; align-items: center; justify-content: center; min-width: 2rem; min-height: 1.75rem;
  padding: .28rem .55rem; border-radius: var(--radius-pill); color: var(--ink-secondary);
  font: 600 .74rem/1 var(--font-sans); text-decoration: none;
}
.language-option:hover { color: var(--ink); }
.language-option[aria-current="page"] { background: var(--ink); color: var(--paper-raised); }
.header-cta-btn {
  display: inline-flex; align-items: center; padding: .48rem 1rem; border-radius: var(--radius-pill);
  background: var(--ink); color: var(--paper-raised); font-size: .76rem; font-weight: 600; text-decoration: none;
  white-space: nowrap; transition: transform .18s ease;
}
.header-cta-btn:hover { transform: translateY(-1px); }

/* ---- buttons ---- */
.button-link {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem; min-height: 3rem;
  padding: .7rem 1.6rem; border: 1px solid transparent; border-radius: var(--radius-pill);
  font-size: .88rem; font-weight: 600; text-decoration: none; white-space: nowrap;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}
.button-link:active { transform: scale(.98); }
.button-link.primary { background: var(--ink); color: var(--paper-raised); }
.button-link.primary:hover { background: #16402f; }
.button-link.primary svg { color: var(--mint); }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem; margin-top: 2rem; }
.quiet-link { padding: .2rem 0; border-bottom: 1px solid var(--line-strong); color: var(--ink); font-size: .88rem; font-weight: 600; text-decoration: none; }
.quiet-link::after { content: '→'; margin-left: .45rem; display: inline-block; transition: transform .18s ease; }
.quiet-link:hover { border-color: var(--ink); }
.quiet-link:hover::after { transform: translateX(3px); }

/* ---- home hero ---- */
.hero {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); align-items: center; gap: clamp(2rem, 5vw, 5rem);
  max-width: calc(74rem + 2 * var(--gutter)); margin: 0 auto; padding: clamp(3rem, 8vw, 6.5rem) var(--gutter) clamp(3rem, 6vw, 5rem);
}
.hero h1 { margin: 0; font-family: var(--font-serif); font-size: clamp(2.6rem, 6vw, 5.2rem); font-weight: 400; line-height: 1.02; letter-spacing: -.03em; }
.hero p.lead { max-width: 32rem; margin: 1.5rem 0 0; color: var(--ink-secondary); font-size: 1.08rem; line-height: 1.7; }
.hero-availability { max-width: 32rem; margin: 1.25rem 0 0; color: var(--ink-tertiary); font-size: .8rem; }
.ime-demo { display: grid; gap: .9rem; margin: 0; }
.ime-doc {
  min-height: 9rem; padding: 1.5rem 1.6rem; border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: var(--paper-raised); box-shadow: 0 22px 34px rgba(11, 42, 32, .12); font-size: 1.15rem; line-height: 1.7;
}
.ime-doc .ime-preedit { border-bottom: 2px solid var(--ink); }
.ime-doc .ime-caret { display: inline-block; width: 2px; height: 1.2em; margin-left: 1px; vertical-align: -.2em; background: var(--ink); }
.ime-bar {
  display: flex; flex-wrap: wrap; gap: .2rem .9rem; align-items: baseline; margin: 0; padding: .7rem 1rem;
  border-radius: 12px; background: var(--forest); color: #ffffff; list-style: none; font-size: 1.05rem;
  box-shadow: 0 18px 30px rgba(11, 42, 32, .28);
}
.ime-bar li { white-space: nowrap; }
.ime-bar b { margin-right: .3rem; color: var(--mint); font-size: .8rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.ime-bar .is-current { padding: .05rem .45rem; border-radius: 6px; background: rgba(255, 255, 255, .14); }
.ime-demo figcaption { color: var(--ink-tertiary); font-size: .8rem; }

/* ---- home sections ---- */
.features { max-width: calc(74rem + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter) 4rem; }
.feature { display: grid; grid-template-columns: minmax(0, 20rem) minmax(0, 1fr); gap: 1.5rem clamp(2rem, 6vw, 6rem); padding: 3rem 0; border-top: 1px solid var(--line); }
.feature h2 { margin: 0; font-family: var(--font-serif); font-size: clamp(1.7rem, 3vw, 2.3rem); font-weight: 400; line-height: 1.15; letter-spacing: -.02em; }
.feature p { max-width: 40rem; margin: 0 0 1rem; color: var(--ink-secondary); font-size: 1rem; line-height: 1.8; }
.feature h3 { margin: 1.75rem 0 .75rem; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-tertiary); }
.feature-list { display: grid; gap: .55rem; margin: 0; padding: 0; list-style: none; }
.feature-list li { padding-bottom: .55rem; border-bottom: 1px dashed var(--line); color: var(--ink-secondary); }
.feature-list li:last-child { border-bottom: 0; }
.feature-list code { font-family: var(--font-mono); font-size: .85rem; color: var(--ink); }
.credit-note { max-width: 74rem; margin: 0 auto; padding: 0 var(--gutter) 3rem; color: var(--ink-tertiary); font-size: .78rem; }

/* ---- release page (Soundscape /soundscape/releases/ layout) ---- */
.release-main { max-width: 64rem; margin: 0 auto; padding: clamp(3rem, 7vw, 5.5rem) var(--gutter) 2rem; text-align: center; }
.release-heading img { width: 5rem; height: 5rem; }
.release-heading h1 { margin: 1.25rem 0 .5rem; font-family: var(--font-serif); font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 400; letter-spacing: -.03em; }
.release-heading p { margin: 0; color: var(--ink-secondary); }
.release-version {
  display: inline-flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: .35rem .9rem; margin: 2rem 0 2.5rem;
  padding: .55rem 1.1rem; border: 1px solid var(--line); border-radius: var(--radius-pill); background: var(--paper-raised);
  color: var(--ink-secondary); font-size: .85rem;
}
.release-version strong { color: var(--ink); font-variant-numeric: tabular-nums; }
.release-platforms { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; text-align: left; }
.release-platform {
  display: flex; flex-direction: column; gap: .4rem; padding: 1.5rem; border: 1px solid var(--line);
  border-radius: var(--radius-lg); background: var(--paper-raised);
}
.release-platform.is-unavailable { background: transparent; color: var(--ink-tertiary); }
.release-platform-icon { display: grid; place-items: center; width: 3rem; height: 3rem; margin-bottom: .5rem; border-radius: 12px; background: var(--paper-deep); color: var(--ink); }
.release-platform.is-unavailable .release-platform-icon { color: var(--ink-tertiary); }
.release-platform h2 { margin: 0; font-size: 1.25rem; font-weight: 650; }
.release-platform > p { margin: 0 0 .6rem; color: var(--ink-secondary); font-size: .85rem; }
.release-platform.is-unavailable > p { color: var(--ink-tertiary); }
.release-download {
  display: flex; align-items: center; gap: .6rem; min-height: 3rem; margin-top: .4rem; padding: .7rem 1rem;
  border-radius: 12px; background: var(--ink); color: var(--paper-raised); font-size: .9rem; font-weight: 600; text-decoration: none;
  transition: background .18s ease, transform .18s ease;
}
.release-download:hover { background: #16402f; transform: translateY(-1px); }
.release-download svg { flex: none; color: var(--mint); }
.release-download small { margin-left: auto; color: rgba(255, 255, 255, .62); font-size: .74rem; font-weight: 500; font-variant-numeric: tabular-nums; }
.release-section { max-width: 52rem; margin: 3.5rem auto 0; text-align: left; }
.release-section > h2 { margin: 0 0 1.25rem; font-family: var(--font-serif); font-size: 1.9rem; font-weight: 400; letter-spacing: -.02em; }
.install-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem 3rem; }
.install-columns h3 { margin: 0 0 .6rem; font-size: 1rem; }
.install-columns ol { margin: 0; padding-left: 1.2rem; color: var(--ink-secondary); line-height: 1.75; }
.install-columns li + li { margin-top: .35rem; }
.checksums { width: 100%; border-collapse: collapse; font-size: .85rem; }
.checksums th { padding: .5rem .75rem .5rem 0; color: var(--ink-tertiary); font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-align: left; text-transform: uppercase; }
.checksums td { padding: .7rem .75rem .7rem 0; border-top: 1px solid var(--line); vertical-align: top; }
.checksums td:first-child { font-weight: 600; overflow-wrap: anywhere; }
.checksums td:nth-child(2) { white-space: nowrap; color: var(--ink-secondary); font-variant-numeric: tabular-nums; }
.checksums code, .verify-commands code { font-family: var(--font-mono); font-size: .78rem; color: var(--ink-secondary); overflow-wrap: anywhere; word-break: break-all; }
.verify-commands { margin: 1.25rem 0 0; color: var(--ink-secondary); font-size: .88rem; }
.verify-commands p { margin: .35rem 0; }
.verify-commands code { padding: .1rem .35rem; border-radius: 5px; background: var(--paper-deep); }

/* ---- news (Soundscape news.css) ---- */
.news-main { max-width: 820px; margin: 0 auto; padding: 64px var(--gutter) 96px; min-height: 65vh; }
.news-heading { margin-bottom: 56px; }
.news-heading h1 { margin: 0 0 16px; font-family: var(--font-serif); font-size: clamp(42px, 6vw, 64px); font-weight: 400; letter-spacing: -.03em; }
.news-heading p { color: var(--ink-secondary); line-height: 1.7; }
.news-entry { padding: 28px 0; border-top: 1px solid var(--line); text-align: left; }
.news-meta { display: flex; flex-wrap: wrap; gap: 8px 24px; margin: 0; color: var(--ink-secondary); font-size: 12px; line-height: 1.6; }
.news-entry h2, .news-entry h3 { margin: 14px 0; font-family: var(--font-serif); font-size: 28px; font-weight: 400; }
.news-entry > p:last-child { max-width: 65ch; margin: 0; color: var(--ink-secondary); font-size: 15px; line-height: 1.85; white-space: pre-line; }
.news-more { display: inline-block; padding: 12px 0; text-decoration: underline; text-underline-offset: 4px; }

/* ---- legal and support (Soundscape legal.css) ---- */
.legal-main { max-width: calc(74rem + 2 * var(--gutter)); margin: 0 auto; padding: clamp(2.5rem, 6vw, 5rem) var(--gutter) 2rem; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: .25rem .5rem; margin: 0 0 2rem; padding: 0; list-style: none; color: var(--ink-secondary); font-size: .85rem; }
.breadcrumb li + li::before { content: "/"; margin-right: .5rem; color: var(--ink-faint); }
.legal-heading { max-width: 48rem; margin-bottom: 2.5rem; }
.legal-heading h1 { margin: 0 0 1rem; font-family: var(--font-serif); font-size: clamp(2.25rem, 5vw, 4rem); font-weight: 400; letter-spacing: -.035em; line-height: 1.08; }
.legal-updated { margin: 0; color: var(--ink-secondary); font-size: .82rem; }
.legal-layout { display: grid; grid-template-columns: 12rem minmax(0, 42rem); gap: clamp(2rem, 6vw, 6rem); align-items: start; }
.legal-navigation { position: sticky; top: 6rem; }
.legal-navigation ul { display: grid; gap: .75rem; margin: 0; padding: 0; list-style: none; }
.legal-navigation a { color: var(--ink-secondary); font-size: .9rem; text-decoration: none; }
.legal-navigation a:hover, .legal-navigation a[aria-current="page"] { color: var(--ink); }
.legal-navigation a[aria-current="page"] { font-weight: 650; }
.legal-article { min-width: 0; }
.legal-article section { margin: 0 0 3rem; padding: 0 0 2.5rem; border-bottom: 1px solid var(--line); scroll-margin-top: 6rem; }
.legal-article section:last-child { border-bottom: 0; }
.legal-article h2 { margin: 0 0 1.25rem; font-size: 1.5rem; font-weight: 600; letter-spacing: -.02em; }
.legal-article p { margin: 0 0 1.25rem; color: var(--ink-secondary); line-height: 1.8; overflow-wrap: anywhere; }
.legal-article a { color: var(--ink); text-underline-offset: 3px; }

/* ---- footer ---- */
.site-footer {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 2rem;
  max-width: calc(74rem + 2 * var(--gutter)); margin: 0 auto; padding: 3rem var(--gutter) 7rem;
  background: linear-gradient(var(--line), var(--line)) no-repeat var(--gutter) 0 / calc(100% - 2 * var(--gutter)) 1px;
  color: var(--ink-tertiary); font-size: .78rem;
}
.footer-brand { display: flex; flex-direction: column; gap: .7rem; }
.footer-brand p { max-width: 26rem; margin: 0; line-height: 1.5; }
.footer-links { display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; margin: 0; padding: 0; list-style: none; }
.footer-links a { color: var(--ink-secondary); font-weight: 550; text-decoration: none; }
.footer-links a:hover { color: var(--ink); }
.noscript { max-width: 48rem; margin: 2rem auto; padding: 1.25rem 1.5rem; border-radius: var(--radius-md); background: var(--paper-deep); color: var(--ink-secondary); font-size: .85rem; line-height: 1.6; }

@media (max-width: 60rem) {
  .hero { grid-template-columns: minmax(0, 1fr); }
  .ime-demo { max-width: 34rem; width: 100%; margin: 0 auto; }
  .feature { grid-template-columns: minmax(0, 1fr); }
  .release-platforms { grid-template-columns: minmax(0, 1fr); }
  .install-columns { grid-template-columns: minmax(0, 1fr); }
  .legal-layout { grid-template-columns: minmax(0, 1fr); gap: 2rem; }
  .legal-navigation { position: static; }
  .legal-navigation ul { display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; }
}
@media (max-width: 38rem) {
  .site-header { gap: .75rem; }
  .header-cta-btn { display: none; }
  .brand-name { font-size: 1rem; }
  .checksums td:nth-child(2), .checksums th:nth-child(2) { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}