/* mitaimu.com 公開介紹站樣式：與任務系統一致的莫蘭迪色系，純 CSS、不載入任何外部資源 */
:root {
  --espresso: #5b4c3a;
  --earth: #8a7356;
  --mushroom: #c4b39a;
  --putty: #ded1ba;
  --bone: #f4efe6;
  --paper: #fbf8f2;
  --ink-soft: #6f5c45;
  --line: #d6c9b2;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bone);
  color: var(--espresso);
  font-family: system-ui, -apple-system, "Segoe UI", "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  line-height: 1.75;
}
a { color: var(--espresso); text-underline-offset: 3px; }
a:hover { color: var(--earth); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
header.site { padding: 28px 0 8px; }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.logo {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 14px;
  background: var(--espresso); color: var(--bone); font-size: 22px;
}
.brand strong { display: block; font-size: 19px; line-height: 1.2; }
.brand span { display: block; font-size: 12px; color: var(--ink-soft); }
nav a { margin-left: 16px; font-size: 14px; }
main { padding: 12px 0 48px; }
.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: 32px;
  padding: 28px 28px 24px; margin: 18px 0;
  box-shadow: 0 1px 0 rgb(91 76 58 / 6%), 0 14px 28px -20px rgb(91 76 58 / 40%);
}
.hero h1 { margin: 8px 0 12px; font-size: 30px; line-height: 1.35; }
.hero p { margin: 0 0 16px; color: var(--ink-soft); font-size: 17px; }
.btn {
  display: inline-block; padding: 10px 22px; border-radius: 999px; background: var(--espresso);
  color: var(--bone); text-decoration: none; font-weight: 700;
}
.btn:hover { background: var(--earth); color: var(--bone); }
h2 { margin: 0 0 8px; font-size: 20px; }
h3 { margin: 22px 0 4px; font-size: 16px; }
p, li { font-size: 16px; }
ul { padding-left: 22px; margin: 8px 0; }
li { margin: 4px 0; }
.note { font-size: 14px; color: var(--ink-soft); }
.updated { font-size: 13px; color: var(--ink-soft); margin-top: 0; }
footer { border-top: 1px solid var(--line); padding: 20px 0 40px; font-size: 13px; color: var(--ink-soft); }
footer .wrap { display: flex; gap: 8px 18px; flex-wrap: wrap; justify-content: space-between; }
@media (max-width: 560px) {
  .card { padding: 22px 18px 18px; border-radius: 26px; }
  .hero h1 { font-size: 25px; }
  nav a:first-child { margin-left: 0; }
}