/* Orange & Porcelain, the app's palette (Shreddr/Views/Theme.swift). */
:root {
  --background: #F8F8F6;
  --surface: #FFFFFF;
  --elevated: #EFEEEA;
  --foreground: #272724;
  --secondary: #6E6A64;
  --border: #E6E4DE;
  --accent: #C05A20;
  --accent-pressed: #A54C1A;
  --accent-wash: #F7E6D9;
  --on-accent: #FFFFFF;
  /* Text links: --accent is only 4.18:1 on --background, below AA 4.5:1. */
  --link: var(--accent-pressed);
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #191A18;
    --surface: #2C2D29;
    --elevated: #353631;
    --foreground: #F5F3EF;
    --secondary: #B4B1AA;
    --border: #3A3C38;
    --accent: #F2A66B;
    --accent-pressed: #D98F57;
    --accent-wash: #3E3329;
    --on-accent: #1E1A16;
    --link: var(--accent);
  }
}

/* Each page carries both languages. Without JavaScript both show; site.js
   picks one by setting data-lang on <html>. */
html[data-lang="en"] body [lang="zh-Hans"],
html[data-lang="zh-Hans"] body [lang="en"] {
  display: none !important;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC",
    system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}

a { color: var(--link); text-underline-offset: 2px; }
a:hover { color: var(--accent-pressed); }

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--foreground);
  text-decoration: none;
  font-weight: 700;
  margin-right: auto;
}
.brand:hover { color: var(--foreground); }
.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--accent);
  flex: none;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.site-nav a {
  color: var(--secondary);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 15px;
}
.site-nav a:hover { color: var(--foreground); background: var(--elevated); }
.site-nav a[aria-current="page"] { color: var(--accent); background: var(--accent-wash); }
.lang-toggle {
  font: inherit;
  font-size: 15px;
  color: var(--foreground);
  background: var(--elevated);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 14px;
  cursor: pointer;
}
.lang-toggle:hover { border-color: var(--accent); }
/* The toggle needs JavaScript, so hide it until site.js runs. */
html:not([data-lang]) .lang-toggle { display: none; }

/* Content */
main { padding: 40px 0 56px; }
h1 { font-size: 32px; line-height: 1.25; margin: 0 0 12px; letter-spacing: -0.01em; }
h2 { font-size: 22px; line-height: 1.3; margin: 40px 0 12px; }
h3 { font-size: 18px; line-height: 1.4; margin: 24px 0 6px; }
p, ul { margin: 0 0 14px; }
ul { padding-left: 1.3em; }
li { margin-bottom: 6px; }
.lead { font-size: 19px; color: var(--secondary); }
.updated { font-size: 14px; color: var(--secondary); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 22px 24px;
  margin: 16px 0;
}
.card h2, .card h3 { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }

.app-card {
  display: flex;
  gap: 18px;
  align-items: center;
}
.app-icon {
  width: 64px;
  height: 64px;
  border-radius: 15px;
  background: linear-gradient(145deg, var(--accent), var(--accent-pressed));
  flex: none;
}
.pill {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-wash);
  border-radius: 999px;
  padding: 2px 10px;
  margin-bottom: 6px;
}

.contact-email {
  display: inline-block;
  font-weight: 600;
  font-size: 18px;
  word-break: break-all;
}

dl.facts { margin: 0; }
dl.facts dt { font-size: 14px; color: var(--secondary); margin-top: 12px; }
dl.facts dt:first-child { margin-top: 0; }
dl.facts dd { margin: 0; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  color: var(--secondary);
  font-size: 14px;
  padding: 24px 0 40px;
}
.site-footer p { margin: 0 0 6px; }
.site-footer a { color: var(--secondary); }

@media (max-width: 560px) {
  body { font-size: 16px; }
  main { padding: 28px 0 40px; }
  h1 { font-size: 27px; }
  h2 { font-size: 20px; margin-top: 32px; }
  .card { padding: 18px; border-radius: 16px; }
  .app-card { align-items: flex-start; }
  .app-icon { width: 52px; height: 52px; border-radius: 12px; }
}