:root{
  --bg:#eef1f3; --surface:#ffffff; --surface-2:#f5f7f8;
  --text:#12303a; --muted:#5f707a; --faint:#93a2ab;
  --border:#e2e7ea; --border-strong:#d3dadd;
  --primary:#1c4f5c; --primary-600:#153c47; --primary-tint:#e7eef0;
  --green:#1f8f5f; --green-bg:#e8f5ee; --green-tx:#1a7a52;
  --amber:#c47d10;
  --danger:#c0392b; --danger-bg:#fdecea; --danger-bd:#f3cfca;
  --shadow:0 1px 2px rgba(18,48,58,.04), 0 3px 12px rgba(18,48,58,.06);
  --shadow-lg:0 18px 50px rgba(18,48,58,.22);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0d141a; --surface:#141d24; --surface-2:#1a242c;
    --text:#e7eef2; --muted:#9aa9b2; --faint:#647680;
    --border:#233039; --border-strong:#2e3d47;
    --primary:#2b7181; --primary-600:#245e6b; --primary-tint:#16262d;
    --green:#34c98a; --green-bg:#0f2a20; --green-tx:#6fe3b0;
    --danger:#f87171; --danger-bg:#2a1719; --danger-bd:#4a2529;
    --shadow:0 1px 2px rgba(0,0,0,.3), 0 6px 20px rgba(0,0,0,.4);
    --shadow-lg:0 18px 55px rgba(0,0,0,.6);
  }
}
*{box-sizing:border-box}
body{margin:0;font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}
.muted{color:var(--muted)} .spacer{flex:1}
.center{min-height:100vh;display:grid;place-items:center;padding:20px}
[hidden]{display:none!important}

/* buttons */
button{cursor:pointer;font:inherit;font-size:15px;font-weight:600;border-radius:11px;
  border:1px solid var(--border-strong);background:var(--surface);color:var(--text);
  padding:10px 16px;display:inline-flex;align-items:center;justify-content:center;gap:7px;transition:.12s;white-space:nowrap}
button:hover{background:var(--surface-2)}
button:disabled{opacity:.5;cursor:default}
button.primary{background:var(--primary);border-color:var(--primary);color:#fff}
button.primary:hover{background:var(--primary-600)}
button.danger{background:var(--danger-bg);border-color:var(--danger-bd);color:var(--danger)}
button.danger:hover{filter:brightness(.98)}
button.mini{padding:7px 13px;font-size:14px;border-radius:9px}
.field{width:100%;padding:11px 13px;margin:6px 0 2px;border-radius:11px;border:1px solid var(--border-strong);
  background:var(--surface);color:var(--text);font:inherit;font-size:15px}
.field:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-tint)}
.field::placeholder{color:var(--faint)}
.help{font-size:12.5px;color:var(--muted);margin:2px 0 12px}
.lbl{font-size:13px;font-weight:700;color:var(--text);margin-top:12px;display:block}

/* header */
.topbar{display:flex;align-items:center;gap:12px;max-width:600px;margin:0 auto;padding:20px 20px 6px}
.title{margin:0;font-size:22px;font-weight:800;letter-spacing:-.01em}
.status{display:flex;align-items:center;gap:7px;font-size:13px;font-weight:600;color:var(--muted)}
.dot-live{width:9px;height:9px;border-radius:50%;background:var(--faint)}
.dot-live.ok{background:var(--green)} .dot-live.bad{background:var(--danger)}
.lock{opacity:.5}
.logout-form{margin:0}
.logoutbtn{background:transparent;border:1px solid var(--border-strong);color:var(--muted);font-size:13px;font-weight:600;padding:8px 12px;border-radius:10px}
.logoutbtn:hover{background:var(--surface-2);color:var(--text)}

.wrap{max-width:600px;margin:0 auto;padding:10px 20px 40px}

/* site tabs with gear */
.sitetabs{display:flex;gap:10px;margin-bottom:12px}
.sitetab{flex:1;display:flex;align-items:center;gap:8px;min-height:54px;padding:0 8px 0 16px;
  border-radius:13px;border:1px solid var(--border-strong);background:var(--surface);
  font-weight:700;font-size:16px;box-shadow:var(--shadow);color:var(--text)}
.sitetab .nm{flex:1;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sitetab .gear{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;font-size:15px;
  opacity:.55;flex:none}
.sitetab .gear:hover{opacity:1;background:rgba(0,0,0,.06)}
.sitetab.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 3px 12px rgba(28,79,92,.35)}
.sitetab.active .gear:hover{background:rgba(255,255,255,.16)}
.sitetab.add{flex:0 0 54px;justify-content:center;padding:0;font-size:22px;color:var(--muted)}

.lede{color:var(--muted);font-size:14px;margin:4px 2px 16px}

/* stat tiles */
.stats{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-bottom:22px}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:14px 16px;box-shadow:var(--shadow)}
.stat .num{font-size:23px;font-weight:600;line-height:1;letter-spacing:-.01em}
.stat .lbl{font-size:13px;color:var(--muted);margin-top:6px}
.stat.signing .num{color:var(--amber)} .stat.in .num{color:var(--green-tx)}

.section-row{display:flex;align-items:center;justify-content:space-between;margin:0 2px 10px}
.section-label{font-size:12px;font-weight:800;letter-spacing:.06em;color:var(--muted);text-transform:uppercase}
.resetbtn{background:transparent;border:1px solid var(--border-strong);color:var(--muted);font-size:12px;font-weight:600;padding:5px 10px;border-radius:9px}
.resetbtn:hover{background:var(--surface-2);color:var(--text)}

/* crew rows */
.person{display:flex;align-items:center;gap:13px;background:var(--surface);border:1px solid var(--border);
  border-radius:14px;padding:13px 15px;margin-bottom:10px;box-shadow:var(--shadow)}
.avatar{width:40px;height:40px;border-radius:50%;flex:none;display:grid;place-items:center;
  font-weight:700;font-size:14px;background:var(--surface-2);color:var(--muted);border:1px solid var(--border)}
.avatar.in{background:var(--green-bg);color:var(--green-tx);border-color:transparent}
.avatar.signing{background:var(--primary-tint);color:var(--primary)}
.who{min-width:0;flex:1}
.who .nm{font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.who .sub{font-size:13px;color:var(--muted);margin-top:1px;display:flex;align-items:center;gap:5px}
.who .sub.in{color:var(--green-tx)}
.who .sub.err{color:var(--danger)}
.chk{width:22px;height:22px;accent-color:var(--primary);flex:none;margin-right:2px}
.rowspin{width:15px;height:15px;border-radius:50%;border:2px solid var(--border-strong);border-top-color:var(--primary);animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

/* big action buttons */
.addbtn{width:100%;min-height:50px;border-style:dashed;background:var(--surface);color:var(--text);margin:6px 0 16px;font-size:15px}
.bigbtn{width:100%;min-height:56px;font-size:16px;font-weight:700;border-radius:13px;margin-bottom:12px}

/* modal */
.overlay{position:fixed;inset:0;background:rgba(10,25,31,.5);display:grid;place-items:center;padding:20px;z-index:50}
.modal{width:100%;max-width:460px;background:var(--surface);border-radius:18px;box-shadow:var(--shadow-lg);padding:24px}
.modal h2{margin:0 0 18px;font-size:19px;font-weight:800}
.modal .row{display:flex;gap:10px;margin-top:20px}
.modal .row .primary{flex:1}
.assign-boxes{display:flex;flex-wrap:wrap;gap:9px;margin:8px 0 2px}
.assign-boxes label{display:flex;align-items:center;gap:7px;font-size:14px;font-weight:600;padding:8px 13px;
  border:1px solid var(--border-strong);border-radius:10px;cursor:pointer}
.assign-boxes input{accent-color:var(--primary)}
.link-danger{background:none;border:none;color:var(--danger);font-weight:600;padding:8px 0;cursor:pointer}
.seg2{display:flex;gap:8px;margin:6px 0 2px}
.seg2 button{flex:1}
.seg2 button.on{background:var(--primary);border-color:var(--primary);color:#fff}
.req{color:var(--danger)}

/* login */
.login{width:340px;text-align:center;padding:30px 28px;background:var(--surface);border-radius:18px;box-shadow:var(--shadow)}
.login .logo{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;margin:0 auto 14px;
  background:var(--primary);color:#fff;font-size:24px}
.login h1{margin:0 0 4px;font-size:20px}
.login button{width:100%;margin-top:8px}

@media (max-width:520px){
  .stats{gap:9px}
  .stat{padding:12px}
  .stat .num{font-size:21px}
}