/* Pagine di accesso e cambio password (autonome rispetto a style.css). */
:root {
  --auth-bg: #eef1f6;
  --auth-panel: #ffffff;
  --auth-text: #1f2633;
  --auth-soft: #5d6677;
  --auth-border: #dce1ea;
  --auth-accent: #2f3a56;
  --auth-accent-text: #ffffff;
  --auth-danger: #b8422f;
  --auth-danger-bg: #fbeae7;
}
:root[data-theme="dark"] {
  --auth-bg: #151922;
  --auth-panel: #1e2430;
  --auth-text: #e6e9ef;
  --auth-soft: #a3abba;
  --auth-border: #333c4d;
  --auth-accent: #7f95c9;
  --auth-accent-text: #11151d;
  --auth-danger: #f08a78;
  --auth-danger-bg: #3a2420;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 16px;
  background: var(--auth-bg);
  color: var(--auth-text);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}
.auth-card {
  width: 100%;
  max-width: 380px;
  background: var(--auth-panel);
  border: 1px solid var(--auth-border);
  border-radius: 10px;
  padding: 28px 28px 22px;
  box-shadow: 0 6px 24px rgba(20, 30, 50, 0.08);
}
h1 { margin: 0 0 4px; font-size: 1.35rem; }
.auth-sub { margin: 0 0 18px; color: var(--auth-soft); font-size: 0.92rem; }
form { display: flex; flex-direction: column; }
label { font-size: 0.85rem; font-weight: 600; margin: 10px 0 4px; }
input {
  font: inherit;
  padding: 9px 10px;
  border: 1px solid var(--auth-border);
  border-radius: 6px;
  background: var(--auth-bg);
  color: var(--auth-text);
}
input:focus { outline: 2px solid var(--auth-accent); outline-offset: 1px; }
button[type="submit"]:not(.link-btn) {
  margin-top: 18px;
  padding: 10px;
  font: inherit;
  font-weight: 600;
  border: 0;
  border-radius: 6px;
  background: var(--auth-accent);
  color: var(--auth-accent-text);
  cursor: pointer;
}
.auth-error {
  margin: 0 0 6px;
  padding: 8px 10px;
  border-radius: 6px;
  background: var(--auth-danger-bg);
  color: var(--auth-danger);
  font-size: 0.88rem;
}
.auth-note { margin: 14px 0 0; color: var(--auth-soft); font-size: 0.8rem; }
.auth-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; font-size: 0.88rem; }
.auth-actions form { margin-left: auto; }
.auth-actions a { color: var(--auth-accent); }
.link-btn { background: none; border: 0; padding: 0; font: inherit; color: var(--auth-accent); text-decoration: underline; cursor: pointer; }