/* Etappe S: Anmeldeseite (login.html). Eigenständiges, kleines Stylesheet – die Token-Werte sind aus style.css :root (N2)
   übernommen, damit die Seite ohne die große style.css auskommt (Middleware lässt nur /login.css ohne Sitzung durch).
   Hell + dunkel über color-scheme/light-dark() wie in der App; data-theme="light|dark" erzwingt. Handytauglich ab 320 px. */
:root {
  color-scheme: light dark;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI Variable Text", "Segoe UI", system-ui, Roboto, sans-serif;
  --bg: light-dark(#f5f5f7, #1c1c1e);
  --panel: light-dark(#ffffff, #2c2c2e);
  --line: light-dark(rgba(60,60,67,.29), rgba(84,84,88,.65));
  --line-soft: light-dark(rgba(60,60,67,.12), rgba(84,84,88,.32));
  --ink: light-dark(#1d1d1f, #f5f5f7);
  --muted: light-dark(rgba(60,60,67,.60), rgba(235,235,245,.60));
  --accent: light-dark(#007aff, #0a84ff);
  --accent-hover: light-dark(#0071e3, #409cff);
  --accent-soft: light-dark(rgba(0,122,255,.10), rgba(10,132,255,.18));
  --on-accent: #fff;
  --red-text: light-dark(#d70015, #ff6961);
  --red-soft: light-dark(rgba(255,59,48,.10), rgba(255,69,58,.16));
  --amber-text: light-dark(#c93400, #ffb340);
  --amber-soft: light-dark(rgba(255,149,0,.12), rgba(255,159,10,.16));
  --r-m: 10px; --r-l: 12px;
  --shadow-2: light-dark(0 8px 24px rgba(0,0,0,.10), 0 8px 24px rgba(0,0,0,.45));
}
:root[data-theme="light"] { color-scheme: light; }
:root[data-theme="dark"] { color-scheme: dark; }

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: var(--font-sans); background: var(--bg); color: var(--ink);
  font-size: 14px; line-height: 1.5; -webkit-font-smoothing: antialiased;
}
.login-wrap { min-height: 100vh; min-height: 100dvh; display: flex; align-items: center; justify-content: center; padding: 24px 16px; }
.login-karte {
  width: 100%; max-width: 400px; background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--r-l);
  padding: 28px 24px 20px; box-shadow: var(--shadow-2);
}
.login-kopf { text-align: center; margin-bottom: 20px; }
.login-logo { font-size: 40px; line-height: 1; margin-bottom: 8px; }
.login-kopf h1 { font-size: 20px; font-weight: 600; margin: 0 0 4px; letter-spacing: -.01em; }
.login-sub { margin: 0; color: var(--muted); font-size: 13px; }
.login-feld { margin-bottom: 14px; }
.login-feld label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 5px; }
.login-feld input {
  width: 100%; padding: 10px 12px; min-height: 40px; border: 1px solid var(--line); border-radius: var(--r-m);
  font-size: 16px; font-family: inherit; background: var(--panel); color: var(--ink);
}
.login-feld input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.login-pw { position: relative; }
.login-pw input { padding-right: 44px; }
.login-auge {
  position: absolute; right: 4px; top: 50%; transform: translateY(-50%); width: 36px; height: 32px; border: 0; background: transparent;
  color: var(--muted); font-size: 16px; cursor: pointer; border-radius: 8px;
}
.login-auge:hover { background: var(--accent-soft); color: var(--ink); }
.login-check { display: flex; align-items: center; gap: 8px; font-size: 14px; margin: 2px 0 14px; cursor: pointer; }
.login-check input { width: 16px; height: 16px; margin: 0; accent-color: var(--accent); }
.login-muted { color: var(--muted); font-size: 12px; }
.login-fehler {
  margin: 0 0 12px; padding: 9px 12px; border-radius: var(--r-m); font-size: 13px;
  background: var(--red-soft); color: var(--red-text);
}
.login-fehler-sperre { background: var(--amber-soft); color: var(--amber-text); }
.login-btn {
  width: 100%; min-height: 44px; border: 1px solid transparent; border-radius: var(--r-m); padding: 9px 16px;
  font-size: 15px; font-weight: 600; font-family: inherit; background: var(--accent); color: var(--on-accent); cursor: pointer;
  transition: background .15s ease, transform .1s ease;
}
.login-btn:hover { background: var(--accent-hover); }
.login-btn:active { transform: scale(.98); }
.login-btn:disabled { opacity: .55; cursor: default; transform: none; }
.login-fuss { text-align: center; margin: 14px 0 0; }
@media (max-width: 420px) {
  .login-wrap { padding: 12px; align-items: flex-start; padding-top: 40px; }
  .login-karte { padding: 22px 16px 16px; box-shadow: none; }
}