/* Styles communs : connexion et administration (mêmes couleurs que le planning). */
:root{
  --bg:#EDF0F3; --surface:#FFFFFF; --surface2:#F6F8FA; --ink:#16202A; --muted:#5A6774;
  --line:#D2D9E0; --line2:#E5E9EE; --accent:#0B6C8F; --accent-ink:#FFFFFF;
  --danger:#B42318; --warn:#B45309; --ok:#2E7D4F;
  --sans:"Barlow",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --cond:"Barlow Condensed","Arial Narrow",system-ui,sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0E151C; --surface:#16202A; --surface2:#1B2631; --ink:#E5ECF2; --muted:#94A2AF;
    --line:#2A3746; --line2:#222E3B; --accent:#52B6D9; --accent-ink:#04202B;
    --danger:#F27A70; --warn:#F0A54A; --ok:#62C38F;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0E151C; --surface:#16202A; --surface2:#1B2631; --ink:#E5ECF2; --muted:#94A2AF;
  --line:#2A3746; --line2:#222E3B; --accent:#52B6D9; --accent-ink:#04202B;
  --danger:#F27A70; --warn:#F0A54A; --ok:#62C38F;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;min-height:100dvh;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.45;padding:env(safe-area-inset-top,0) env(safe-area-inset-right,0) env(safe-area-inset-bottom,0) env(safe-area-inset-left,0)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
h1,h2,h3{font-family:var(--cond);font-weight:700;letter-spacing:.2px;margin:0;line-height:1.1}
.ib{border:1px solid var(--line);background:var(--surface);border-radius:8px;height:38px;min-width:38px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;gap:6px;text-decoration:none;color:var(--ink);font-weight:500;white-space:nowrap}
.ib:hover{border-color:var(--muted)}
.ib:disabled{opacity:.55;cursor:default}
.ib.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
.ib.danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 40%,var(--line))}
.ib.sm{height:32px;padding:0 10px;font-size:14px}
.f{display:flex;flex-direction:column;gap:5px}
.f>label{font-size:13px;font-weight:600;color:var(--muted)}
input[type=text],input[type=email],input[type=password],input[type=number]{height:44px;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:0 12px;width:100%;font-size:16px}
input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent)}
.chk{display:flex;gap:10px;align-items:flex-start;font-size:14.5px}
.chk input{width:18px;height:18px;margin:2px 0 0;accent-color:var(--accent);flex:none}
.hint{font-size:13px;color:var(--muted);margin:0}
.err{color:var(--danger);font-size:14px;margin:0;min-height:1em}
.ok{color:var(--ok)}
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--surface);padding:9px 16px;border-radius:8px;font-size:14px;z-index:50;opacity:0;transition:opacity .2s;pointer-events:none;max-width:calc(100vw - 32px)}
.toast.on{opacity:1}
dialog{border:1px solid var(--line);border-radius:12px;padding:0;background:var(--surface);color:var(--ink);width:min(480px,calc(100vw - 24px));max-height:calc(100dvh - 40px)}
dialog::backdrop{background:rgba(10,18,26,.45)}
.dlg{padding:18px 20px 16px;display:flex;flex-direction:column;gap:14px}
.dlg h2{font-size:24px}
.dlg .btns{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap;padding-top:4px}
.secret{display:flex;gap:8px;align-items:center}
.secret code{flex:1;font-family:"IBM Plex Mono",ui-monospace,Consolas,monospace;font-size:19px;letter-spacing:.5px;background:var(--surface2);border:1px dashed var(--line);border-radius:8px;padding:10px 12px;text-align:center;user-select:all}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}