/* © 2026 Philippe Roussille */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Variables ────────────────────────────────────────────────── */
:root {
  --radius: 6px;
  --mono: 'Cascadia Code', 'Fira Mono', monospace;
}
:root, [data-theme="light"] {
  --bg:       #f1f5f9;
  --surface:  #ffffff;
  --border:   #e2e8f0;
  --muted:    #64748b;
  --fg:       #1e293b;
  --accent:   #2563eb;
  --danger:   #dc2626;
  --ok:       #16a34a;
  --editor-bg: #f8fafc; --editor-fg: #1e293b;
  --stripe:   rgba(0,0,0,.03);
  --overlay:  rgba(0,0,0,.05);
  --token-val: #166534;
  --diff-ins-bg: rgba(22,163,74,.12);  --diff-ins-fg: #166534;
  --diff-del-bg: rgba(220,38,38,.1);   --diff-del-fg: #991b1b;
}
[data-theme="dark"] {
  --bg:       #0f172a;
  --surface:  #1e293b;
  --border:   #334155;
  --muted:    rgba(255,255,255,.45);
  --fg:       #f1f5f9;
  --accent:   #3b82f6;
  --danger:   #f87171;
  --ok:       #4ade80;
  --editor-bg: #020617; --editor-fg: #e2e8f0;
  --stripe:   rgba(255,255,255,.03);
  --overlay:  rgba(0,0,0,.3);
  --token-val: #86efac;
  --diff-ins-bg: rgba(74,222,128,.12); --diff-ins-fg: #86efac;
  --diff-del-bg: rgba(248,113,113,.12); --diff-del-fg: #fca5a5;
}

/* ── Base ─────────────────────────────────────────────────────── */
body {
  font-family: system-ui, sans-serif;
  background: var(--bg);
  color: var(--fg);
  min-height: 100vh;
}
input, textarea {
  font-family: inherit;
  font-size: .9rem;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .45rem .7rem;
  outline: none;
  width: 100%;
}
input:focus, textarea:focus { border-color: var(--accent); }

/* ── Boutons ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: .45rem 1rem;
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: opacity .15s;
  white-space: nowrap;
}
.btn:hover          { opacity: .85; }
.btn.sec            { background: var(--surface); color: var(--fg); border: 1px solid var(--border); }
.btn.danger         { background: var(--danger); }
.btn.sm             { padding: .25rem .6rem; font-size: .78rem; }

/* ── Messages d'erreur ────────────────────────────────────────── */
.error-msg {
  background: rgba(239,68,68,.15);
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: var(--radius);
  padding: .55rem .9rem;
  font-size: .875rem;
  margin-bottom: 1rem;
}

/* ── Pages centrées (auth + erreurs) ──────────────────────────── */
body.centered {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 3rem;
  max-width: 480px;
  width: 100%;
  text-align: center;
}
.brand {
  display: block;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -.01em;
  margin-bottom: 1.5rem;
}
.card h1 {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: .5rem;
}
.card h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: .75rem;
}
.card p {
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}
.card-actions {
  display: flex;
  gap: .75rem;
  justify-content: center;
  flex-wrap: wrap;
}
footer {
  margin-top: 2rem;
  font-size: .8rem;
  color: var(--muted);
}