/* VoiceBridge — base.css
 * Variables, reset, typographie, thèmes clair/sombre.
 * Extrait fidèle de Spec/voicebridge_v8.html (sections THEMES, BODY, BUTTONS).
 */

[data-theme="dark"] {
  --bg: #0a0a0f;
  --surface: #111118;
  --surface2: #1a1a24;
  --surface3: #22222f;
  --border: #2a2a3a;
  --border2: #333345;
  --accent: #6c63ff;
  --accent2: #a78bfa;
  --accent3: #38bdf8;
  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;
  --text: #f0f0f8;
  --text2: #9898b8;
  --text3: #5a5a7a;
  --glow: rgba(108,99,255,0.15);
  --shadow: rgba(0,0,0,0.5);
  --header-bg: rgba(10,10,15,0.88);
}

[data-theme="light"] {
  --bg: #f4f4f9;
  --surface: #ffffff;
  --surface2: #f0f0f6;
  --surface3: #e8e8f0;
  --border: #dddde8;
  --border2: #c8c8d8;
  --accent: #5b52ee;
  --accent2: #7c6ee8;
  --accent3: #0ea5e9;
  --success: #10b981;
  --warning: #d97706;
  --danger: #ef4444;
  --text: #1a1a2e;
  --text2: #4a4a6a;
  --text3: #8a8aaa;
  --glow: rgba(91,82,238,0.08);
  --shadow: rgba(0,0,0,0.1);
  --header-bg: rgba(244,244,249,0.92);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Syne', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 0.3s, color 0.3s;
}

body::before {
  content: '';
  position: fixed;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(108,99,255,0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(56,189,248,0.03) 0%, transparent 50%);
  pointer-events: none; z-index: 0;
  transition: opacity 0.3s;
}
[data-theme="light"] body::before { opacity: 0.5; }

.theme-toggle {
  width: 34px; height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface2);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  transition: all 0.2s;
}
.theme-toggle:hover { border-color: var(--border2); }

/* ── Champs ── */
.field { margin-bottom: 1rem; }

label {
  display: block; font-size: 0.7rem; font-weight: 700;
  color: var(--text3); text-transform: uppercase;
  letter-spacing: 0.07em; margin-bottom: 0.4rem;
}

select, input[type="text"], input[type="password"], input[type="url"] {
  width: 100%; padding: 0.6rem 0.9rem;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text);
  font-family: 'Syne', sans-serif; font-size: 0.85rem;
  outline: none; transition: border-color 0.2s, box-shadow 0.2s;
  appearance: none; -webkit-appearance: none;
}
select:focus, input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(108,99,255,0.1);
}

/* ── Boutons ── */
.btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.6rem 1.2rem; border-radius: 8px;
  font-size: 0.82rem; font-weight: 700;
  font-family: 'Syne', sans-serif;
  cursor: pointer; transition: all 0.2s; border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: white;
  box-shadow: 0 4px 16px var(--glow);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px var(--glow); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }