:root {
  --bg: #0e1117;
  --panel: #161b22;
  --panel-2: #1c2230;
  --border: #2a3140;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #2f81f7;
  --green: #3fb950;
  --red: #f85149;
  --amber: #d29922;
  --radius: 10px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
}

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; background: var(--panel); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; font-size: 16px; }
.brand .sub { color: var(--muted); font-weight: 400; font-size: 12px; margin-left: 6px; }
.status-chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 999px;
  padding: 4px 10px; font-size: 12px; color: var(--text);
}
.chip-dim { color: var(--muted); }
.chip.ok { border-color: var(--green); color: var(--green); }
.chip.warn { border-color: var(--amber); color: var(--amber); }
.chip.bad { border-color: var(--red); color: var(--red); }

main { max-width: 1200px; margin: 22px auto; padding: 0 18px; display: flex; flex-direction: column; gap: 18px; }

.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 22px; }
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; gap: 12px; }
.card h2 { margin: 0; font-size: 16px; }
.card h3 {
  margin: 22px 0 12px; padding-top: 16px; border-top: 1px solid var(--border);
  font-size: 12px; color: var(--accent); text-transform: uppercase; letter-spacing: .06em; font-weight: 600;
}
.hint, .sub { color: var(--muted); font-weight: 400; font-size: 12px; }

label { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--muted); }
input, select {
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 9px 11px; font-size: 14px; outline: none;
}
input:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(47,129,247,.18); }

.form-row { display: flex; gap: 14px; align-items: flex-end; flex-wrap: wrap; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px 16px; }

.btn {
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 7px 14px; font-size: 13px; cursor: pointer;
}
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn-ghost { background: transparent; }
.btn-danger { color: var(--red); border-color: #5a2a2a; }
.btn-sm { padding: 4px 9px; font-size: 12px; }

.msg { font-size: 12px; color: var(--muted); }
.msg.ok { color: var(--green); } .msg.bad { color: var(--red); }

/* algo cards */
.algo-list { display: flex; flex-direction: column; gap: 12px; }
.algo {
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--panel-2);
  padding: 12px 14px;
}
.algo-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.algo-name { font-weight: 700; font-size: 18px; }
.algo-meta { color: var(--muted); font-size: 13px; display: flex; gap: 10px; flex-wrap: wrap; }
.badge { font-size: 12px; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--border); }
.badge.live { color: var(--green); border-color: var(--green); }
.badge.open { color: var(--accent); border-color: var(--accent); }
.badge.closed, .badge.ended { color: var(--muted); }
.badge.error { color: var(--red); border-color: var(--red); }
.pnl { font-weight: 700; font-variant-numeric: tabular-nums; }
.pnl.pos { color: var(--green); } .pnl.neg { color: var(--red); }
.algo-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.alert-line { color: var(--muted); font-size: 13px; margin-top: 8px; }

table.legs { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 14px; }
table.legs th, table.legs td { text-align: left; padding: 7px 9px; border-bottom: 1px solid var(--border); }
table.legs th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
table.legs td { font-variant-numeric: tabular-nums; }
.tag-repair { color: var(--amber); }
.status-Open { color: var(--green); } .status-Repairing { color: var(--amber); }
.status-RiskFlat, .status-SquaredOff { color: var(--muted); }

/* lock screen */
.lock { position: fixed; inset: 0; background: var(--bg); display: flex; align-items: center; justify-content: center; z-index: 100; }
.lock.hidden { display: none; }
.lock-box { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 26px; width: 320px; max-width: 92vw; text-align: center; display: flex; flex-direction: column; gap: 12px; }
.lock-box .brand { font-size: 22px; font-weight: 700; }
.lock-box input { font-size: 15px; text-align: center; }

/* modal */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: flex-start; justify-content: center; padding: 30px 16px; z-index: 50; overflow: auto; }
.modal.hidden { display: none; }
.modal-box { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px 26px; width: 100%; max-width: 1120px; }
.modal-box .form-grid { margin-bottom: 4px; }
.modal-box h3:first-of-type { border-top: none; padding-top: 0; }
.modal-actions { display: flex; align-items: center; gap: 12px; margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--border); }

/* leg editor — aligned spreadsheet-style grid */
.leg-table { overflow-x: auto; border: 1px solid var(--border); border-radius: 8px; background: var(--panel-2); margin-bottom: 10px; }
.leg-grid {
  display: grid;
  grid-template-columns:
    72px 58px 86px 56px 126px   /* side type strike lots expiry */
    74px 64px 112px 52px        /* TG: mode val repair # */
    74px 64px 112px 52px        /* SL: mode val repair # */
    74px 64px 66px              /* Trail: mode dist lock+ */
    38px;                       /* delete */
  gap: 7px; align-items: center; padding: 9px 12px; width: max-content;
}
.leg-head {
  position: sticky; top: 0; z-index: 1; background: var(--panel);
  border-bottom: 1px solid var(--border);
  color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .03em;
}
.leg-head span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#legs { width: max-content; }
.lg-row { border-bottom: 1px solid var(--border); }
.lg-row:last-child { border-bottom: none; }
.lg-row:hover { background: rgba(255,255,255,.025); }
.leg-grid select, .leg-grid input { width: 100%; min-width: 0; padding: 6px 7px; font-size: 12px; }
.lg-row .l-del { width: 100%; padding: 4px 0; color: var(--red); }

/* live-edit modal rows (compact flex) */
.leg-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; padding: 12px; border: 1px solid var(--border); border-radius: 8px; margin-bottom: 10px; background: var(--panel-2); }
.leg-row select, .leg-row input { padding: 7px 9px; font-size: 13px; }
.leg-grp { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--muted); border-left: 1px solid var(--border); padding-left: 10px; margin-left: 2px; }
.leg-grp .rep { display: inline-flex; align-items: center; gap: 3px; }
.le-name { font-weight: 600; color: var(--text); min-width: 220px; }

/* split two-column sections (TG | SL) */
.split-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 720px) { .split-2 { grid-template-columns: 1fr; } }
.split-col { border: 1px solid var(--border); border-radius: 8px; padding: 14px; background: var(--panel-2); }
.split-title { font-size: 13px; font-weight: 600; margin-bottom: 12px; }
.split-title.pos { color: var(--green); } .split-title.neg { color: var(--red); }
.split-col .form-grid { grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 12px; }

/* orders / executions table */
table.orders { width: 100%; border-collapse: collapse; font-size: 13px; }
table.orders th, table.orders td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.orders th { color: var(--muted); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
table.orders td { font-variant-numeric: tabular-nums; }
table.orders tbody tr:hover { background: var(--panel-2); }
.ord-time { color: var(--muted); }
.ord-entry { color: var(--green); font-weight: 600; }
.ord-exit { color: var(--accent); font-weight: 600; }
.ord-st.ok { color: var(--green); } .ord-st.bad { color: var(--red); } .ord-st.warn { color: var(--amber); }