/* Minimales Basis-Styling für Core-Seiten (die CSP erlaubt keine Inline-Styles). */
body { font-family: system-ui, -apple-system, "Segoe UI", sans-serif; max-width: 42rem; margin: 3rem auto; padding: 0 1rem; line-height: 1.5; color: #1d2330; }
h1 { font-size: 1.5rem; }
code, pre { background: #f2f4f8; padding: .1rem .3rem; border-radius: 4px; }
pre { padding: .75rem; overflow-x: auto; }
form { margin: 1.5rem 0; }
label { display: block; margin-bottom: .25rem; font-weight: 600; }
input[type=password], input[type=text] { width: 100%; padding: .5rem; box-sizing: border-box; margin-bottom: .75rem; }
button { padding: .5rem 1rem; cursor: pointer; }
.ok { color: #0a6b2d; }
.err { color: #b00020; }
.muted { color: #5b6475; }

/* Karten-Layout für Login und einfache Core-Seiten */
.card { background: #fff; border: 1px solid #d9dee8; border-radius: 8px; padding: 1.5rem; box-shadow: 0 1px 3px rgba(20, 30, 50, .08); }
.alert { background: #fdecee; border: 1px solid #f3b5bd; color: #8a1020; padding: .6rem .8rem; border-radius: 6px; }
input[type=email] { width: 100%; padding: .5rem; box-sizing: border-box; margin-bottom: .75rem; }
button { background: #1f4fd8; color: #fff; border: 0; border-radius: 6px; }
button:hover { background: #173ca8; }