:root{
  --bg:#0b0f1a;
  --panel:#111a2b;
  --card:#0f1726;
  --text:#e7eefc;
  --muted:#a9b7d2;
  --line:rgba(255,255,255,.08);
  --good:#2dd4bf;
  --bad:#fb7185;
  --warn:#fbbf24;
  --select-bg:#161f33;
  --select-option-bg:#1e2a42;
  --select-option-text:#f2f6ff;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{color-scheme:dark}
body{
  margin:0;
  background:radial-gradient(1200px 600px at 20% 0%, rgba(45,212,191,.18), transparent 60%),
             radial-gradient(1000px 500px at 90% 10%, rgba(251,113,133,.12), transparent 55%),
             var(--bg);
  color:var(--text);
  font:14px/1.4 ui-sans-serif, system-ui, -apple-system, Segoe UI, Arial;
}
.wrap{max-width:1100px;margin:28px auto;padding:0 16px}
.top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:18px}
h1{margin:0;font-size:26px;letter-spacing:.2px}
.sub{margin:6px 0 0;color:var(--muted)}
.badge{padding:8px 12px;border:1px solid var(--line);border-radius:999px;font-weight:700}
.badge.on{background:rgba(45,212,191,.12);border-color:rgba(45,212,191,.25);color:var(--good)}
.badge.off{background:rgba(251,113,133,.10);border-color:rgba(251,113,133,.22);color:var(--bad)}

.panel{margin:14px 0}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:860px){.grid{grid-template-columns:1fr}}

.card{
  background:linear-gradient(180deg, rgba(255,255,255,.03), transparent 60%), var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:14px;
  box-shadow:0 12px 30px rgba(0,0,0,.35);
}
h2{margin:0 0 10px;font-size:16px;color:var(--text)}
label{display:flex;flex-direction:column;gap:6px;margin:10px 0}
label span{color:var(--muted);font-size:12px}
input[type="text"], input:not([type]){
  padding:10px 12px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.02);color:var(--text);outline:none;
}
input:focus{border-color:rgba(45,212,191,.35);box-shadow:0 0 0 4px rgba(45,212,191,.08)}
.row{flex-direction:row;align-items:center;gap:10px}
.row span{font-size:13px;color:var(--text)}
.btn{
  margin-top:8px;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--text);
  cursor:pointer;
  font-weight:700;
}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.primary{border-color:rgba(45,212,191,.25);background:rgba(45,212,191,.10)}
.btn.danger{border-color:rgba(251,113,133,.25);background:rgba(251,113,133,.10)}
.hint{margin:10px 0 0;color:var(--muted);font-size:12px}

.loghead{display:flex;align-items:center;justify-content:space-between;gap:10px}
.loghead-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px;justify-content:flex-end}
.btn.small{padding:6px 10px;font-size:12px;margin:0}
.meta{color:var(--muted);font-size:12px}
.nav{
  display:flex;
  align-items:center;
  gap:8px;
  margin:0 0 8px;
  color:var(--muted);
  font-size:13px;
}
.nav a{color:var(--good);text-decoration:none}
.nav a:hover{text-decoration:underline}
.nav-sep{opacity:.5}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;color:var(--warn)}

.form-grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:12px 18px;
}
@media(max-width:720px){.form-grid{grid-template-columns:1fr}}
/* Select: σκούρο theme ώστε να μην ανοίγει άσπρο popup σε Windows/Chrome */
select{
  padding:10px 36px 10px 12px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.16);
  background-color:var(--select-bg);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a9b7d2' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 12px center;
  color:var(--select-option-text);
  font-size:14px;
  cursor:pointer;
  appearance:none;
  -webkit-appearance:none;
  color-scheme:dark;
}
select:focus{
  outline:none;
  border-color:rgba(45,212,191,.45);
  box-shadow:0 0 0 3px rgba(45,212,191,.12);
}
select:disabled{
  opacity:.55;
  cursor:not-allowed;
}
select option,
select optgroup{
  background-color:var(--select-option-bg);
  color:var(--select-option-text);
  padding:10px 12px;
}
.select-full{width:100%;max-width:100%;box-sizing:border-box}
.actions{margin-top:14px}
.btn.outline{background:transparent}

.portfolio-card h2{margin-bottom:4px}
.pf-idle{margin-top:0;color:var(--warn)}
.metric-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(200px,1fr));
  gap:10px 16px;
  margin-top:12px;
}
.metric{
  display:flex;
  flex-direction:column;
  gap:4px;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(0,0,0,.2);
}
.metric-k{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.metric-v{font-size:15px;font-weight:700}
.pf-position-wrap{margin-top:16px}
.pf-sub{font-size:14px;margin:0 0 8px;color:var(--muted)}
.pf-table{width:100%;border-collapse:collapse;font-size:13px}
.pf-table th{text-align:left;color:var(--muted);font-weight:600;padding:6px 8px;width:42%;border-bottom:1px solid var(--line)}
.pf-table td{padding:6px 8px;border-bottom:1px solid var(--line)}
.pf-holdings-wrap{margin-top:16px}
.pf-table-scroll{max-height:280px;overflow:auto;border-radius:14px;border:1px solid var(--line)}
.holdings-table{margin:0}
.holdings-table thead th{position:sticky;top:0;background:var(--card);z-index:1}

.trades-card h2{margin-bottom:4px}
.trades-hint{margin-top:0}
.trades-scroll{max-height:320px;margin-top:10px}
.trades-table{font-size:12px}
.trades-table th,.trades-table td{white-space:nowrap}
.trades-table td.trade-note{white-space:normal;max-width:220px}
tr.trade-ok td{background:rgba(45,212,191,.06)}
tr.trade-fail td{background:rgba(251,113,133,.10)}

.decision-card .decision-phase{font-size:13px;font-weight:600;color:var(--accent,#7dd3fc);margin:8px 0 4px}
.decision-card .decision-summary{font-size:15px;line-height:1.45;margin:0 0 10px;color:var(--text)}
.decision-card .decision-details{margin:0;padding-left:1.2rem;font-size:13px;line-height:1.5;color:var(--muted,#94a3b8)}
.decision-card .decision-details li{margin:4px 0}
.decision-card .decision-last-wrap{margin-top:14px;padding-top:12px;border-top:1px solid var(--border,rgba(255,255,255,.08))}
.decision-card .decision-last{font-size:13px;line-height:1.45;margin:6px 0 0;color:var(--text)}

.logs{
  margin:10px 0 0;
  height:420px;
  overflow:auto;
  padding:12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(0,0,0,.25);
  white-space:pre-wrap;
}