:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1b1b1f;
  --fg-muted: #5b5f66;
  --border: #dcdfe4;
  --accent: #3a6df0;
  --danger: #c4314b;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16171a;
    --fg: #e7e8ea;
    --fg-muted: #9a9ea5;
    --border: #33353a;
    --accent: #6d93ff;
    --danger: #ff6b81;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.page {
  max-width: 640px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

h1 { font-size: 1.5rem; margin: 0 0 16px; }
h2 { font-size: 1.05rem; margin: 0 0 8px; }

.card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
}

.hint { color: var(--fg-muted); font-size: 0.9rem; margin: 8px 0; }

dl { margin: 0; }
dl div {
  display: flex;
  gap: 8px;
  padding: 4px 0;
  border-bottom: 1px solid var(--border);
}
dl div:last-child { border-bottom: none; }
dt { color: var(--fg-muted); width: 110px; flex-shrink: 0; }
dd { margin: 0; }

code {
  font: 0.95em ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: var(--border);
  padding: 1px 6px;
  border-radius: 4px;
}

ul { list-style: none; margin: 0; padding: 0; }

.mods li { display: flex; gap: 8px; padding: 4px 0; }
.mods .ver { color: var(--fg-muted); }

.news li { padding: 6px 0; border-top: 1px solid var(--border); }
.news li:first-child { border-top: none; }
.news time { color: var(--fg-muted); margin-right: 8px; }

.login {
  display: flex;
  align-items: center;
  min-height: 100vh;
  padding: 24px 16px;
}
.login form {
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
}
.login h1 { text-align: center; }

label { display: block; font-size: 0.9rem; color: var(--fg-muted); margin-bottom: 4px; }

input[type=password] {
  width: 100%;
  font-size: 16px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--fg);
  margin-bottom: 12px;
}
input[type=password]:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

button {
  width: 100%;
  font-size: 16px;
  padding: 8px 10px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}
button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.error { color: var(--danger); margin: 12px 0 0; font-size: 0.9rem; }

@media (max-width: 480px) {
  dt { width: 90px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}