/* Login- und Zustimmungsseite, Farben wie in index.html */
:root { --bg: #f5f5f9; --surface: #fff; --ink: #1d1b2b; --muted: #6b6880; --accent: #2e008b; --line: #dcdbe8; --err: #b3261e; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; padding: 16px; background: var(--bg);
  color: var(--ink); font: 15px/1.5 "Instrument Sans", -apple-system, BlinkMacSystemFont, sans-serif; }
.card { width: 100%; max-width: 380px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 28px; }
.brand { display: flex; align-items: baseline; gap: 10px; margin-bottom: 18px; }
.brand h1 { margin: 0; font: 700 22px "Bricolage Grotesque", sans-serif; color: var(--accent); }
.brand span { color: var(--muted); font-size: 13px; }
label { display: block; font-weight: 500; margin: 12px 0 0; }
input { display: block; width: 100%; margin-top: 4px; padding: 9px 11px; font: inherit; border: 1px solid var(--line); border-radius: 8px; }
input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
button { margin-top: 18px; padding: 9px 16px; font: 600 15px inherit; font-family: inherit; color: #fff; background: var(--accent);
  border: 1px solid var(--accent); border-radius: 8px; cursor: pointer; }
button.ghost { color: var(--accent); background: transparent; }
.row { display: flex; gap: 10px; }
.err { color: var(--err); }
.muted { color: var(--muted); font-size: 13px; }