:root{
  --bg:#f4f6fb; --panel:#fff; --ink:#1a2332; --muted:#6b7689;
  --line:#e6eaf2; --primary:#0e3f83; --primary-2:#1656ad;
  --green:#28a745; --amber:#f59e0b; --red:#dc3545;
  --radius:14px; --shadow:0 1px 3px rgba(16,32,64,.06),0 8px 24px rgba(16,32,64,.05);
  --sans:'Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5}
h1{font-size:24px;margin:0 0 4px}
h2{font-size:16px;margin:0 0 14px}
a{color:var(--primary-2);text-decoration:none}
.muted{color:var(--muted)}

/* ---- Shell ---- */
.shell{display:flex;min-height:100vh}
.sidebar{width:248px;background:linear-gradient(180deg,#0e3f83,#0a2c5c);color:#dbe6f7;
  display:flex;flex-direction:column;padding:20px 14px;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:12px;padding:6px 10px 22px}
.brand-mark{width:38px;height:38px;border-radius:10px;background:#fff;color:var(--primary);
  font-weight:800;font-size:20px;display:grid;place-items:center}
.brand strong{display:block;font-size:16px;color:#fff}
.brand span{font-size:12px;color:#9db8e0}
.sidebar nav{display:flex;flex-direction:column;gap:4px;flex:1}
.sidebar nav a{display:flex;align-items:center;gap:11px;padding:11px 12px;border-radius:10px;
  color:#cdddf3;font-weight:500;transition:.15s}
.sidebar nav a:hover{background:rgba(255,255,255,.08)}
.sidebar nav a.active{background:#fff;color:var(--primary)}
.sidebar nav .ico{width:20px;text-align:center}
.side-foot{border-top:1px solid rgba(255,255,255,.12);padding-top:14px;font-size:13px}
.side-foot .who{color:#fff;margin-bottom:6px}
.link-btn{background:none;border:none;color:#9db8e0;cursor:pointer;padding:0;font-size:13px}
.link-btn:hover{color:#fff;text-decoration:underline}

.content{flex:1;padding:30px 36px;max-width:1180px}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:22px}
.head-actions{display:flex;gap:10px}

/* ---- Cards ---- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);margin-bottom:20px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;margin-bottom:20px}
.card.stat{display:flex;flex-direction:column;gap:4px;padding:18px 20px}
.card.stat .num{font-size:28px;font-weight:800;color:var(--primary)}
.card.stat .lbl{font-size:13px;color:var(--muted)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:900px){.grid-2{grid-template-columns:1fr}.sidebar{width:70px}.brand div,.sidebar nav a span:not(.ico),.side-foot .who{display:none}}

/* ---- Onboarding checklist ---- */
.onboard .checklist{list-style:none;margin:0;padding:0}
.checklist li{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line)}
.checklist li:last-child{border-bottom:none}
.checklist .tick{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-weight:700}
.checklist li.ok .tick{background:#e4f7ea;color:var(--green)}
.checklist li.todo .tick{background:#eef1f7;color:var(--muted)}
.checklist .mini{margin-left:auto;font-size:13px}

/* ---- Tables ---- */
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{text-align:left;color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;
  letter-spacing:.03em;padding:8px 10px;border-bottom:2px solid var(--line)}
.tbl td{padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:top}
.pill{display:inline-block;background:#eef3fb;color:var(--primary);border-radius:6px;
  padding:2px 8px;font-size:12px;font-weight:600;text-transform:capitalize}
.status{font-size:12px;font-weight:600;text-transform:capitalize;padding:2px 9px;border-radius:20px}
.status.connected{background:#e4f7ea;color:var(--green)}
.status.disconnected{background:#fdecec;color:var(--red)}

/* ---- Events ---- */
.events{list-style:none;margin:0;padding:0;font-size:14px}
.events li{padding:9px 0;border-bottom:1px solid var(--line)}
.events time{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.ev-kind{display:inline-block;background:#f0f2f7;border-radius:5px;padding:1px 6px;font-size:11px;
  color:var(--muted);margin-right:6px;text-transform:uppercase}

/* ---- Forms ---- */
.stack{display:flex;flex-direction:column;gap:14px}
label{font-weight:600;font-size:14px;display:flex;flex-direction:column;gap:6px}
input,textarea,select{font:inherit;padding:10px 12px;border:1px solid #cdd5e3;border-radius:9px;
  background:#fff;color:var(--ink);width:100%}
input:focus,textarea:focus{outline:none;border-color:var(--primary-2);box-shadow:0 0 0 3px rgba(22,86,173,.12)}
input[type=color]{padding:3px;height:42px}
textarea{resize:vertical}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.field-label{display:flex;align-items:center;gap:8px}
.hint{font-weight:400;color:var(--muted);font-size:12.5px}
.badge{font-size:11px;padding:1px 7px;border-radius:20px;font-weight:600}
.badge.ok{background:#e4f7ea;color:var(--green)}
.swatch{display:inline-block;width:16px;height:16px;border-radius:4px;border:1px solid rgba(0,0,0,.1);vertical-align:middle}

/* ---- Buttons ---- */
.btn{display:inline-block;padding:10px 16px;border-radius:9px;border:1px solid #cdd5e3;background:#fff;
  color:var(--ink);font-weight:600;cursor:pointer;font-size:14px;transition:.15s}
.btn:hover:not(:disabled){border-color:var(--primary-2)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary-2)}

/* ---- Platforms ---- */
.plat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.plat{border:1px solid var(--line);border-radius:12px;padding:18px;display:flex;flex-direction:column;
  gap:8px;align-items:flex-start}
.plat-ico{font-size:26px}
.plat small{color:var(--muted)}
.plat .btn{margin-top:6px}

/* ---- Flash ---- */
.flash{padding:12px 16px;border-radius:10px;margin-bottom:18px;font-weight:500}
.flash.success{background:#e4f7ea;color:#176c30;border:1px solid #b7e6c4}
.flash.error{background:#fdecec;color:#a01c28;border:1px solid #f3c2c7}

/* ---- Auth ---- */
.auth-body{min-height:100vh;display:grid;place-items:center;
  background:linear-gradient(135deg,#0e3f83,#0a2c5c)}
.auth-card{background:#fff;border-radius:18px;padding:34px;width:100%;max-width:400px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.auth-brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.auth-brand strong{display:block}
.auth-brand span{font-size:12px;color:var(--muted)}
.auth-card .brand-mark{background:var(--primary);color:#fff}
.auth-card h1{margin-bottom:18px}
.auth-card .btn{width:100%;margin-top:6px}