:root{
  --bg:#08111f;
  --panel:#0f1b31;
  --panel2:#12213d;
  --line:#213253;
  --text:#e8eefc;
  --muted:#94a3b8;
  --accent:#2dd4bf;
  --accent2:#38bdf8;
  --danger:#ef4444;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:Inter,Arial,sans-serif;
  background:linear-gradient(180deg,#07101c 0%,#0b1323 100%);
  color:var(--text);
}
a{text-decoration:none;color:inherit}
code{background:#0b1730;padding:2px 6px;border-radius:6px}
.centered-card,.landing{
  min-height:100vh;
  display:grid;
  place-items:center;
  padding:24px;
}
.card,.hero-card,.panel,.metric-card,.status-card{
  background:rgba(15,27,49,.95);
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:0 10px 30px rgba(0,0,0,.25);
}
.card,.hero-card{padding:28px;max-width:760px;width:100%}
.eyebrow{
  text-transform:uppercase;
  letter-spacing:.16em;
  color:var(--accent);
  font-size:12px;
  margin:0 0 10px;
}
.lead{color:var(--muted);font-size:18px;line-height:1.6}
.btn{
  display:inline-block;
  padding:12px 16px;
  border:1px solid var(--line);
  border-radius:12px;
  margin-right:10px;
  background:#12213d;
}
.btn.primary{
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#04111b;
  font-weight:700;
  border:none;
}
.form-grid{
  display:grid;
  gap:14px;
  margin-top:18px;
}
label span{
  display:block;
  margin-bottom:8px;
  color:var(--muted);
}
input{
  width:100%;
  padding:12px 14px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#081423;
  color:var(--text);
}
.alert.error{
  background:rgba(239,68,68,.1);
  border:1px solid rgba(239,68,68,.35);
  color:#fecaca;
  padding:12px 14px;
  border-radius:12px;
  margin:12px 0 18px;
}
.os-shell{
  display:grid;
  grid-template-columns:280px 1fr;
  min-height:100vh;
}
.os-sidebar{
  background:#091423;
  border-right:1px solid var(--line);
  padding:22px;
}
.brand{
  display:flex;
  gap:12px;
  align-items:center;
  margin-bottom:26px;
}
.brand h1{font-size:20px;margin:0}
.brand p{margin:4px 0 0;color:var(--muted);font-size:13px}
.brand-mark{
  width:48px;height:48px;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#04111b;font-weight:800;font-size:24px;
}
.nav{display:grid;gap:8px}
.nav a{
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:12px;
  color:#dbe7ff;
  background:#0d1a2f;
}
.os-main{padding:22px}
.topbar{
  display:flex;
  justify-content:space-between;
  gap:20px;
  align-items:center;
  margin-bottom:18px;
}
.topbar h2{margin:0 0 6px}
.topbar p{margin:0;color:var(--muted)}
.topbar-actions{display:flex;gap:10px;flex-wrap:wrap}
.pill{
  background:#0d1a2f;
  border:1px solid var(--line);
  border-radius:999px;
  padding:8px 12px;
  color:var(--muted);
}
.grid{display:grid;gap:16px}
.tiles-4{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:16px}
.split{grid-template-columns:2fr 1fr}
.metric-card,.status-card,.panel{padding:18px}
.metric-card span,.status-card span{display:block;color:var(--muted);margin-bottom:8px}
.metric-card strong,.status-card strong{font-size:28px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{
  padding:12px 10px;
  border-bottom:1px solid var(--line);
  text-align:left;
}
.notes{margin:0;padding-left:18px;color:var(--muted);line-height:1.8}
@media (max-width:1100px){
  .tiles-4,.split{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .os-shell{grid-template-columns:1fr}
  .tiles-4,.split{grid-template-columns:1fr}
}


.nav-groups{display:grid;gap:18px}
.nav-group{display:grid;gap:8px}
.nav-heading{
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:.12em;
  font-size:11px;
  margin-top:4px;
}
.sidebar-footer{margin-top:20px}
.nav-logout{
  display:block;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:12px;
  color:#dbe7ff;
  background:#0d1a2f;
}
.tiles-5{grid-template-columns:repeat(5,minmax(0,1fr));margin-bottom:16px}
@media (max-width:1280px){
  .tiles-5{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:860px){
  .tiles-5{grid-template-columns:1fr}
}


.panel-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:16px;
  margin-bottom:14px;
}
.muted{color:var(--muted)}
.two-col{grid-template-columns:1fr 1fr}
.full-span{grid-column:1 / -1}
textarea{
  width:100%;
  padding:12px 14px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#081423;
  color:var(--text);
  resize:vertical;
}
select{
  width:100%;
  padding:12px 14px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#081423;
  color:var(--text);
}
.alert.success{
  background:rgba(45,212,191,.10);
  border:1px solid rgba(45,212,191,.35);
  color:#ccfbf1;
  padding:12px 14px;
  border-radius:12px;
  margin:0 0 16px;
}
.subpanel{
  background:#0d1a2f;
  border:1px solid var(--line);
  border-radius:16px;
  padding:16px;
}
.two-two{grid-template-columns:1fr 1fr}
.compact th,.compact td{padding:10px 8px}
.inline-form{
  display:flex;
  gap:10px;
  align-items:center;
  flex-wrap:wrap;
}
.actions-wrap{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.btn-sm{
  padding:8px 12px;
  border-radius:10px;
}
@media (max-width:860px){
  .two-col,.two-two{grid-template-columns:1fr}
}


.lane-card{
  background:#0d1a2f;
  border:1px solid var(--line);
  border-radius:18px;
  padding:16px;
  margin-bottom:16px;
}
.lane-head{
  display:flex;
  justify-content:space-between;
  gap:14px;
  align-items:flex-start;
  margin-bottom:12px;
}
.lane-head h4{margin:0 0 4px}
.lane-badges{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}
.lane-form{
  border-top:1px solid var(--line);
  padding-top:14px;
}


.markdown-view{
  background:#0d1a2f;
  border:1px solid var(--line);
  border-radius:16px;
  padding:18px;
  line-height:1.8;
  white-space:normal;
}