/* Page de connexion (login.php) : mêmes couleurs que le tableau de bord (web/src/styles.css). */
:root {
  --bg: #f5f6f8; --card: #fff; --fg: #111827; --muted: #6b7280; --line: #e5e7eb;
  --bad: #dc2626; --accent: #2563eb; --chip: #f1f3f6;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0d1016; --card: #161a22; --fg: #e5e7eb; --muted: #8b93a3; --line: #262c37;
          --bad: #f26363; --accent: #6ea0ff; --chip: #1f2530; }
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; background: var(--bg); color: var(--fg);
       font: 14px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
.login-box { width: min(380px, calc(100vw - 32px)); padding: 28px 28px 24px; background: var(--card);
             border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 10px 40px rgba(0, 0, 0, .08); }
.brand { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.brand img { width: 30px; height: 30px; }
h1 { font-size: 20px; margin: 0; letter-spacing: -.01em; }
.sub { color: var(--muted); font-size: 13px; margin: 0 0 18px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }
.flash { background: var(--chip); border-left: 3px solid var(--accent); padding: 8px 12px; border-radius: 8px; margin-bottom: 14px; }
.flash.error { border-left-color: var(--bad); }
.login-form { display: flex; flex-direction: column; gap: 14px; }
.login-form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; font-weight: 500; color: var(--muted); }
.login-form input { font: inherit; padding: 9px 11px; border: 1px solid var(--line); border-radius: 10px; background: var(--card); color: var(--fg); }
.login-form input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.login-form button { font: inherit; font-weight: 600; padding: 10px 12px; border: 0; border-radius: 10px; background: var(--accent); color: #fff; cursor: pointer; }
.login-form button:hover { filter: brightness(1.08); }