:root {
  --bg: #f3f5f9; --panel: #ffffff; --text: #1a2233; --muted: #64748b; --line: #e3e8f0;
  --primary: #1d4ed8; --primary-h: #1e40af; --danger: #dc2626; --warn: #d97706; --ok: #16a34a;
  --sidebar: #0f172a; --sidebar-text: #cbd5e1; --radius: 10px; --shadow: 0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.08);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font: 15px/1.5 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 20px; margin: 0; }
h2 { font-size: 17px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 0 0 8px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mt { margin-top: 14px; }
.right { text-align: right; }
.center { text-align: center; }
.nowrap { white-space: nowrap; }

/* Layout */
.shell { display: flex; min-height: 100vh; }
.sidebar { width: 240px; background: var(--sidebar); color: var(--sidebar-text); display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; flex-shrink: 0; }
.brand { font-weight: 700; color: #fff; padding: 20px 20px 12px; font-size: 17px; display: flex; align-items: center; gap: 10px; }
.brand.big { color: var(--text); justify-content: center; font-size: 20px; padding: 0 0 18px; }
.brand-dot { width: 12px; height: 12px; border-radius: 50%; background: linear-gradient(135deg, #60a5fa, #1d4ed8); box-shadow: 0 0 0 4px rgba(96,165,250,.25); }
.sidebar nav { flex: 1; padding: 6px 12px; overflow-y: auto; }
.sidebar nav a { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 8px; color: var(--sidebar-text); font-size: 14px; margin-bottom: 2px; }
.sidebar nav a.sub { padding-left: 28px; font-size: 13px; }
.sidebar nav a:hover { background: rgba(255,255,255,.06); text-decoration: none; color: #fff; }
.sidebar nav a.active { background: var(--primary); color: #fff; }
.sidebar .ico { width: 18px; text-align: center; opacity: .9; }
.nav-sep { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: #64748b; padding: 14px 12px 6px; }
.sidebar-foot { border-top: 1px solid rgba(255,255,255,.08); padding: 12px 16px; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.sidebar-foot a { color: #fff; display: flex; flex-direction: column; line-height: 1.2; }
.sidebar-foot a small { color: #94a3b8; font-size: 11px; }
.content { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar { display: flex; align-items: center; gap: 14px; padding: 14px 24px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.burger { display: none; background: none; border: 1px solid var(--line); border-radius: 8px; font-size: 18px; padding: 2px 10px; cursor: pointer; }
.page { padding: 20px 24px 40px; }
.live-toggle { display: inline-flex; align-items: center; gap: 7px; background: #f8fafc; border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; font: inherit; font-size: 12px; color: var(--muted); cursor: pointer; }
.live-toggle:hover { background: #f1f5f9; }
.live-dot { width: 9px; height: 9px; border-radius: 50%; background: #cbd5e1; display: inline-block; }
.live-dot.ok { background: var(--ok); box-shadow: 0 0 0 3px rgba(22,163,74,.2); animation: pulse 2s infinite; }
.live-dot.err { background: var(--danger); animation: none; }
.live-dot.off { background: #cbd5e1; animation: none; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(22,163,74,.35); } 70% { box-shadow: 0 0 0 6px rgba(22,163,74,0); } 100% { box-shadow: 0 0 0 0 rgba(22,163,74,0); } }
html { -webkit-text-size-adjust: 100%; }
input, select, textarea, button { font-size: 16px; } /* évite le zoom auto iOS */
.form input[type=text], .form input[type=email], .form input[type=password], .form input[type=number], .form input[type=date], .form input[type=datetime-local], .form input[type=tel], .form select, .form textarea, .filters input, .filters select, .btn { font-size: 15px; }

/* Cards & grids */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow); margin-bottom: 18px; }
.card.center { max-width: 520px; margin: 40px auto; text-align: center; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.card-head h2 { margin: 0; }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 18px; }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.kpi .label { font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.kpi .value { font-size: 26px; font-weight: 700; margin-top: 4px; }
.kpi .value.ok { color: var(--ok); }
.kpi .value.warn { color: var(--warn); }
.kpi .sub { font-size: 12px; color: var(--muted); }

/* Tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 9px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; background: #f8fafc; }
th a { color: inherit; }
tr:hover td { background: #f8fafc; }
td.actions { white-space: nowrap; text-align: right; }
td.actions form { display: inline; }
.empty { padding: 24px; text-align: center; color: var(--muted); }

/* Badges */
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-active { background: #dcfce7; color: #166534; }
.badge-suspended { background: #fee2e2; color: #991b1b; }
.badge-expired { background: #fef3c7; color: #92400e; }
.badge-superadmin { background: #dbeafe; color: #1e40af; }
.badge-tech { background: #e2e8f0; color: #334155; }
.badge-neutral { background: #e2e8f0; color: #334155; }
.online { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-left: 6px; background: #cbd5e1; vertical-align: middle; }
.online.on { background: var(--ok); box-shadow: 0 0 0 3px rgba(22,163,74,.2); }

/* Buttons */
.btn { display: inline-block; padding: 7px 14px; border-radius: 8px; border: 1px solid var(--line); background: #fff; color: var(--text); font-size: 14px; cursor: pointer; line-height: 1.4; font-family: inherit; }
.btn:hover { background: #f1f5f9; text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-h); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: #b91c1c; }
.btn-warn { background: var(--warn); border-color: var(--warn); color: #fff; }
.btn-warn:hover { background: #b45309; }
.btn-ok { background: var(--ok); border-color: var(--ok); color: #fff; }
.btn-ok:hover { background: #15803d; }
.btn-ghost { background: transparent; border-color: rgba(255,255,255,.2); color: var(--sidebar-text); }
.btn-ghost:hover { background: rgba(255,255,255,.08); }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn-block { width: 100%; }
.btn.disabled { pointer-events: none; opacity: .5; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* Forms */
.form label { display: block; margin-bottom: 12px; font-size: 13px; font-weight: 600; color: #334155; }
.form input[type=text], .form input[type=email], .form input[type=password], .form input[type=number], .form input[type=date], .form input[type=datetime-local], .form input[type=tel], .form select, .form textarea {
  display: block; width: 100%; margin-top: 4px; padding: 8px 10px; border: 1px solid #cbd5e1; border-radius: 8px; font: inherit; font-size: 14px; background: #fff; color: var(--text);
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid rgba(29,78,216,.25); border-color: var(--primary); }
.form input.big { font-size: 24px; letter-spacing: .3em; text-align: center; }
.form .hint { font-weight: 400; color: var(--muted); font-size: 12px; margin-top: 3px; display: block; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 16px; margin: 0 0 16px; }
.form legend { font-weight: 600; font-size: 13px; padding: 0 6px; color: var(--muted); }
.form-inline { display: flex; gap: 8px; align-items: end; flex-wrap: wrap; }
.form-inline label { margin: 0; }
.form-inline input, .form-inline select { width: auto; min-width: 120px; }
.errors { background: #fef2f2; border: 1px solid #fecaca; color: #991b1b; border-radius: 8px; padding: 10px 14px; margin-bottom: 14px; }
.errors ul { margin: 0; padding-left: 18px; }

/* Flash */
.flashes { padding: 12px 24px 0; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 8px; font-size: 14px; border: 1px solid transparent; }
.flash-success { background: #dcfce7; color: #166534; border-color: #bbf7d0; }
.flash-error { background: #fee2e2; color: #991b1b; border-color: #fecaca; }
.flash-warning { background: #fef3c7; color: #92400e; border-color: #fde68a; }
.flash-info { background: #dbeafe; color: #1e40af; border-color: #bfdbfe; }

/* Auth */
.auth-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: radial-gradient(1200px 600px at 20% -10%, #dbeafe, transparent), var(--bg); }
.auth-card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 32px 30px; width: 100%; max-width: 380px; box-shadow: 0 10px 40px rgba(15,23,42,.1); }
.auth-card .flashes { padding: 0 0 10px; }

/* Peer details */
.qr-box { text-align: center; }
.qr-box img { width: 100%; max-width: 300px; border: 1px solid var(--line); border-radius: 8px; padding: 6px; background: #fff; }
.dl { display: grid; grid-template-columns: 160px 1fr; gap: 6px 12px; font-size: 14px; }
.dl dt { color: var(--muted); }
.dl dd { margin: 0; word-break: break-all; }
pre.conf { background: #0f172a; color: #e2e8f0; padding: 14px; border-radius: 8px; font-size: 12.5px; overflow: auto; max-height: 320px; }
.pagination { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 0 0; font-size: 13px; color: var(--muted); }
.chart-box { position: relative; height: 260px; }
.chart-box.tall { height: 320px; }
.secret-box { background: #fef3c7; border: 1px solid #fde68a; border-radius: 8px; padding: 12px 16px; margin: 12px 0; }
.secret-box .mono { font-size: 18px; user-select: all; }
.progress { height: 8px; background: #e2e8f0; border-radius: 999px; overflow: hidden; margin-top: 4px; }
.progress > span { display: block; height: 100%; background: var(--primary); }
.progress.warn > span { background: var(--warn); }
.progress.danger > span { background: var(--danger); }
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.filters input[type=search], .filters select, .filters input[type=date] { padding: 7px 10px; border: 1px solid #cbd5e1; border-radius: 8px; font: inherit; font-size: 14px; }
.filters input[type=search] { min-width: 240px; }
.tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.tabs a { padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); background: #fff; font-size: 13px; color: var(--text); }
.tabs a.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.health { display: flex; gap: 14px; flex-wrap: wrap; font-size: 13px; }
.health span::before { content: "●"; margin-right: 6px; }
.health .ok::before { color: var(--ok); }
.health .ko::before { color: var(--danger); }
code.inline { background: #f1f5f9; padding: 1px 6px; border-radius: 4px; font-size: 13px; }

@media (max-width: 960px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form .row { grid-template-columns: 1fr; }
  .dl { grid-template-columns: 1fr; }
  .dl dt { margin-top: 6px; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
}
@media (max-width: 800px) {
  .sidebar { position: fixed; left: -260px; top: 0; transition: left .2s; z-index: 30; box-shadow: none; }
  .sidebar.open { left: 0; box-shadow: 0 0 0 100vw rgba(15,23,42,.45); }
  .burger { display: inline-block; }
  .topbar { padding: 10px 14px; gap: 10px; }
  .topbar h1 { font-size: 17px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .page { padding: 12px; }
  .flashes { padding: 10px 12px 0; }
  .card { padding: 14px; border-radius: 12px; }
  .card-head { flex-direction: column; align-items: stretch; }
  .card-head .btn-row, .card-head > .btn { width: 100%; }
  .card-head .btn { flex: 1 1 auto; text-align: center; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .kpi { padding: 10px 12px; }
  .kpi .value { font-size: 22px; }
  .btn-row { gap: 6px; }
  .btn-row form, .btn-row .btn, .btn-row form .btn { flex: 1 1 calc(50% - 6px); text-align: center; }
  .btn-row form .btn { width: 100%; }
  .filters { flex-direction: column; align-items: stretch; }
  .filters input[type=search], .filters select, .filters input[type=date], .filters .btn { width: 100%; min-width: 0; }
  .form-inline { flex-direction: column; align-items: stretch; }
  .form-inline input, .form-inline select { width: 100%; }
  .tabs { overflow-x: auto; padding-bottom: 4px; }
  .tabs a { white-space: nowrap; }
  .chart-box { height: 220px; }
  table { font-size: 13px; }
  th, td { padding: 7px 6px; }
  td.actions { text-align: left; white-space: normal; }
  td.actions .btn, td.actions form { display: inline-block; margin: 2px 2px 2px 0; }
  .pagination { flex-wrap: wrap; justify-content: center; }
  .qr-box img { max-width: 260px; }
  pre.conf { font-size: 11.5px; }
  .auth-card { padding: 24px 18px; margin: 12px; }
  .form input, .form select, .form textarea, .filters input, .filters select { font-size: 16px; } /* pas de zoom iOS au focus */
}
@media (max-width: 480px) {
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .btn-row .btn, .btn-row form { flex-basis: 100%; }
  .table-wrap table { min-width: 560px; } /* défilement horizontal plutôt que compression illisible */
  .table-wrap { -webkit-overflow-scrolling: touch; border-radius: 8px; }
  .table-wrap::after { content: ''; }
  .live-toggle span:last-child { display: none; }
  .secret-box .mono { font-size: 15px; word-break: break-all; }
}

/* Recherche globale (en-tête) */
.topsearch { flex: 1; max-width: 420px; margin-left: 10px; }
.topsearch input { width: 100%; padding: 7px 12px; border: 1px solid #cbd5e1; border-radius: 999px; font: inherit; font-size: 14px; background: #f8fafc; }
.topsearch input:focus { outline: 2px solid rgba(29,78,216,.25); border-color: var(--primary); background: #fff; }
@media (max-width: 800px) {
  .topsearch { order: 10; flex-basis: 100%; max-width: none; margin: 8px 0 0; }
  .topbar { flex-wrap: wrap; }
}