:root {
  --bg: #0f1419;
  --panel: #1a2129;
  --panel-2: #232c37;
  --line: #2e3947;
  --text: #e6edf3;
  --muted: #8b98a9;
  --primary: #2f81f7;
  --primary-hover: #4d94ff;
  --success: #2ea043;
  --danger: #e5534b;
  --radius: 14px;
  --shadow: 0 8px 30px rgba(0,0,0,.35);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, #16202b 0%, var(--bg) 60%);
  color: var(--text);
  min-height: 100vh;
}
.container { max-width: 960px; margin: 0 auto; padding: 24px 18px 60px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.error { color: var(--danger); background: rgba(229,83,75,.1); border: 1px solid rgba(229,83,75,.3); padding: 10px 12px; border-radius: 10px; margin-top: 14px; }

/* Boutons */
.btn { border: 0; border-radius: 10px; padding: 11px 16px; font-size: 15px; font-weight: 600; cursor: pointer; transition: .15s; font-family: inherit; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.btn-ghost:hover { background: var(--panel-2); }
.btn-block { width: 100%; }
.btn-danger { background: transparent; color: var(--danger); border: 1px solid rgba(229,83,75,.35); padding: 7px 12px; font-size: 13px; }
.btn-danger:hover { background: rgba(229,83,75,.12); }

/* Topbar */
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 14px 20px; background: rgba(26,33,41,.8); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.brand { font-weight: 700; font-size: 17px; letter-spacing: .2px; }
.logo, .logo-lg { color: var(--primary); }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.user-name { color: var(--muted); font-size: 14px; }

/* Auth */
.auth-card { max-width: 420px; margin: 6vh auto 0; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; box-shadow: var(--shadow); }
.auth-head { text-align: center; margin-bottom: 22px; }
.logo-lg { font-size: 40px; display: block; }
.auth-head h1 { margin: 8px 0 4px; font-size: 22px; }
.tabs { display: flex; gap: 6px; background: var(--bg); padding: 5px; border-radius: 10px; margin-bottom: 20px; }
.tab { flex: 1; background: transparent; border: 0; color: var(--muted); padding: 9px; border-radius: 8px; font-weight: 600; cursor: pointer; font-family: inherit; font-size: 14px; }
.tab.active { background: var(--panel-2); color: var(--text); }
.auth-form label, .grid-form label { display: block; margin-bottom: 14px; font-size: 13px; color: var(--muted); font-weight: 600; }
.auth-form input, .grid-form input {
  width: 100%; margin-top: 6px; padding: 11px 12px; border-radius: 9px;
  border: 1px solid var(--line); background: var(--bg); color: var(--text); font-size: 15px; font-family: inherit;
}
.auth-form input:focus, .grid-form input:focus { outline: none; border-color: var(--primary); }

/* Garage */
.garage-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 22px; gap: 14px; flex-wrap: wrap; }
.garage-head h2 { margin: 0 0 4px; }
.vehicles { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.vcard { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.vcard-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.vcard h3 { margin: 0 0 2px; font-size: 17px; }
.vcard .plate { display: inline-block; font-family: ui-monospace, monospace; background: var(--bg); border: 1px solid var(--line); padding: 2px 8px; border-radius: 6px; font-size: 13px; letter-spacing: 1px; }
.badge { font-size: 12px; font-weight: 700; padding: 4px 9px; border-radius: 20px; white-space: nowrap; }
.badge.connected { background: rgba(47,129,247,.15); color: #6cb0ff; }
.badge.manual { background: rgba(139,152,169,.15); color: var(--muted); }
.vmeta { margin: 14px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; font-size: 13px; }
.vmeta .k { color: var(--muted); }
.vstatus { margin-top: 14px; display: flex; align-items: center; gap: 8px; font-size: 13px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--muted); }
.dot.online { background: var(--success); box-shadow: 0 0 0 3px rgba(46,160,67,.2); }
.dot.offline { background: var(--danger); }
.vcard-actions { margin-top: 14px; display: flex; justify-content: flex-end; }
.empty { text-align: center; padding: 60px 20px; }
.empty-icon { font-size: 46px; }

/* Wizard */
.back { background: none; border: 0; color: var(--muted); cursor: pointer; font-size: 14px; margin-bottom: 14px; font-family: inherit; }
.back:hover { color: var(--text); }
.wizard-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.steps { display: flex; gap: 8px; margin-bottom: 24px; flex-wrap: wrap; }
.step { font-size: 13px; color: var(--muted); padding: 6px 12px; border-radius: 20px; background: var(--bg); }
.step.active { color: var(--text); background: var(--panel-2); border: 1px solid var(--primary); }
.mode-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 10px 0 18px; }
.mode-card { text-align: left; background: var(--bg); border: 1px solid var(--line); border-radius: 12px; padding: 18px; cursor: pointer; display: flex; flex-direction: column; gap: 6px; color: var(--text); font-family: inherit; transition: .15s; }
.mode-card:hover { border-color: var(--primary); background: var(--panel-2); }
.mode-card .mode-ic { font-size: 26px; }
.mode-card strong { font-size: 16px; }
.ocr-row { border-top: 1px dashed var(--line); padding-top: 16px; }
.grid-form { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.grid-form .full { grid-column: 1 / -1; }
.grid-form .hint { display: block; font-weight: 400; color: var(--muted); margin-top: 4px; font-size: 12px; }
.wizard-actions { display: flex; justify-content: space-between; gap: 10px; margin-top: 20px; }
.signal-box { display: flex; align-items: center; gap: 14px; background: var(--bg); border: 1px solid var(--line); border-radius: 12px; padding: 18px; margin: 14px 0; }
.spinner { width: 26px; height: 26px; border: 3px solid var(--line); border-top-color: var(--primary); border-radius: 50%; animation: spin 1s linear infinite; flex: 0 0 auto; }
.spinner.ok { border: 0; }
@keyframes spin { to { transform: rotate(360deg); } }
.success-icon, .signal-ok-icon { width: 54px; height: 54px; border-radius: 50%; background: rgba(46,160,67,.15); color: var(--success); display: grid; place-items: center; font-size: 28px; margin: 0 auto 10px; }
#confirm-manual { text-align: center; }

/* Toast */
.toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%); background: var(--panel-2); border: 1px solid var(--line); color: var(--text); padding: 14px 20px; border-radius: 12px; box-shadow: var(--shadow); z-index: 50; max-width: 90%; }
.toast.success { border-color: rgba(46,160,67,.5); }

@media (max-width: 560px) {
  .mode-grid, .grid-form, .vmeta { grid-template-columns: 1fr; }
}