/* Bloomberg-Terminal aesthetic — dark, dense, monospaced.
 * Anti-AI-slop:
 *   - no rounded corners
 *   - no purple gradients
 *   - no Inter / Roboto / system-ui
 *   - no large card components
 *   - no playful illustration accents
 * Information-first. The data is the design.
 */

:root {
  --bg:           #0a0a0a;
  --bg-row:       #0f0f0f;
  --bg-elevated:  #141414;
  --border:       #1a1a1a;
  --border-strong:#2a2a2a;
  --text:         #e0e0e0;
  --text-dim:     #707070;
  --text-faint:   #404040;
  --amber:        #ffaa00;
  --amber-dim:    #c98700;
  --cyan:         #00d4ff;
  --green:        #00ff66;
  --green-dim:    #00a042;
  --red:          #ff4055;
  --red-dim:      #aa1f2a;
  --hot:          #ff7700;
  --font-mono:    'JetBrains Mono', ui-monospace, Menlo, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.35;
  font-feature-settings: "tnum" 1, "ss01" 1;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { color: var(--amber); }

/* ──────────── shell ──────────── */
.terminal {
  padding: 14px 18px 28px;
  max-width: 1600px;
  margin: 0 auto;
}

.hdr {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--border-strong);
  padding-bottom: 8px;
  margin-bottom: 10px;
}
.hdr-left { display: flex; gap: 16px; align-items: baseline; }
.hdr-right { display: flex; gap: 18px; align-items: baseline; color: var(--text-dim); font-size: 11px; }

.brand {
  color: var(--amber);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.18em;
}
.subtitle {
  color: var(--text-dim);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.meta-item { font-size: 11px; letter-spacing: 0.08em; }
.meta-item b { color: var(--text); font-weight: 500; }
.meta-item b.hilite { color: var(--amber); }
.meta-item.err { color: var(--red); }
.badge-off { color: var(--green); font-weight: 700; padding-left: 4px; }

.status-bar {
  display: flex;
  gap: 22px;
  padding: 4px 0 10px;
  color: var(--text-dim);
  font-size: 11px;
  border-bottom: 1px dashed var(--border);
  margin-bottom: 8px;
}

.legend {
  display: flex;
  gap: 24px;
  padding-bottom: 8px;
  margin-bottom: 6px;
  font-size: 10.5px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
}
.legend i.dot {
  display: inline-block;
  width: 8px; height: 8px;
  margin-right: 6px;
  vertical-align: middle;
  border: 1px solid currentColor;
}
.dot.pos { color: var(--green); background: var(--green-dim); }
.dot.neg { color: var(--red); background: var(--red-dim); }
.dot.sig { color: var(--amber); background: var(--amber-dim); }
.dot.ext { color: var(--hot); background: var(--hot); }

.ftr {
  margin-top: 18px;
  padding-top: 8px;
  border-top: 1px dashed var(--border);
  color: var(--text-faint);
  font-size: 10.5px;
  letter-spacing: 0.05em;
  text-align: center;
}

/* ──────────── table ──────────── */
table.spreads {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}
table.spreads th {
  position: sticky;
  top: 0;
  background: var(--bg);
  color: var(--text-faint);
  font-weight: 400;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-align: right;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border-strong);
  text-transform: uppercase;
}
table.spreads th.left { text-align: left; }
table.spreads th.big  { color: var(--text-dim); }

table.spreads td {
  padding: 3px 10px;
  border-bottom: 1px solid var(--border);
  text-align: right;
  vertical-align: middle;
}

td.left { text-align: left; }
td.num { font-variant-numeric: tabular-nums; }
td.dim { color: var(--text-dim); }
td.faint { color: var(--text-faint); }
td.big { font-size: 13px; font-weight: 500; }

td.coin {
  color: var(--cyan);
  font-weight: 500;
  letter-spacing: 0.02em;
}

td.pos { color: var(--green); }
td.neg { color: var(--red); }
td.zero { color: var(--text-dim); }

td.dir.dir-hl-short { color: var(--green); }
td.dir.dir-hl-long  { color: var(--red); }
td.dir.faint        { color: var(--text-faint); }

td.signal.signal-entry { color: var(--amber); font-weight: 500; }
td.signal.signal-extreme {
  color: var(--hot);
  font-weight: 700;
  text-shadow: 0 0 6px rgba(255, 119, 0, 0.4);
}

/* row tint by signal */
tr.row-entry   { background: rgba(255, 170, 0, 0.04); }
tr.row-extreme { background: rgba(255, 119, 0, 0.08); }
tr:hover       { background: rgba(255, 255, 255, 0.03); }

/* warming-up placeholder */
td.warming {
  text-align: center !important;
  color: var(--amber);
  padding: 40px !important;
  font-size: 13px;
  letter-spacing: 0.2em;
}

/* ──────────── breathing effect ──────────── */
/* cells flash green on up, red on down, then fade.
 * animation runs once per element mount; since HTMX swaps innerHTML
 * each poll, new cells get fresh animations, unchanged cells (no class)
 * stay quiet.
 */
@keyframes flash-up {
  0%   { background-color: rgba(0, 255, 102, 0.30); }
  60%  { background-color: rgba(0, 255, 102, 0.10); }
  100% { background-color: transparent; }
}
@keyframes flash-down {
  0%   { background-color: rgba(255, 64, 85, 0.30); }
  60%  { background-color: rgba(255, 64, 85, 0.10); }
  100% { background-color: transparent; }
}
td.changed-up   { animation: flash-up   1.4s ease-out 1; }
td.changed-down { animation: flash-down 1.4s ease-out 1; }

/* ──────────── trade armed badge ──────────── */
.badge-on {
  color: var(--hot);
  font-weight: 700;
  padding-left: 4px;
  text-shadow: 0 0 6px rgba(255, 119, 0, 0.4);
}

/* ──────────── section headers ──────────── */
.section-hd {
  color: var(--text-faint);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin: 14px 0 6px;
  font-weight: 400;
}

/* ──────────── positions ──────────── */
.positions-wrap {
  margin-bottom: 4px;
}
table.positions {
  width: 100%;
  border-collapse: collapse;
  table-layout: auto;
  font-size: 12px;
  background: rgba(255, 170, 0, 0.025); /* subtle amber tint to distinguish from spreads */
  border: 1px solid var(--border-strong);
}
table.positions th {
  background: rgba(0, 0, 0, 0.4);
  color: var(--text-faint);
  font-weight: 400;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-align: right;
  padding: 5px 10px;
  border-bottom: 1px solid var(--border-strong);
  text-transform: uppercase;
}
table.positions th.left { text-align: left; }
table.positions td {
  padding: 4px 10px;
  border-bottom: 1px solid var(--border);
  text-align: right;
  vertical-align: middle;
}
.positions-empty,
.positions-err {
  padding: 10px 14px;
  color: var(--text-dim);
  font-size: 11px;
  border: 1px dashed var(--border-strong);
  text-align: center;
  letter-spacing: 0.08em;
}
.positions-err { color: var(--red); border-color: var(--red-dim); }
tr.pos-unbalanced { background: rgba(255, 64, 85, 0.06); }
.state-ok   { color: var(--green); font-weight: 500; }
.state-warn { color: var(--red);   font-weight: 700; }
.hint { color: var(--text-faint); font-size: 10px; }

/* ──────────── buttons ──────────── */
.btn-trade,
.btn-close {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.10em;
  padding: 3px 10px;
  border: 1px solid currentColor;
  background: transparent;
  cursor: pointer;
  text-transform: uppercase;
  transition: background 0.1s, color 0.1s;
}
.btn-trade {
  color: var(--amber);
}
.btn-trade:hover {
  background: var(--amber);
  color: var(--bg);
}
.btn-close {
  color: var(--red);
}
.btn-close:hover {
  background: var(--red);
  color: var(--bg);
}

/* ──────────── trade log ──────────── */
.trade-log-wrap { margin-top: 12px; }
.trade-log {
  max-height: 220px;
  overflow-y: auto;
  border: 1px solid var(--border-strong);
  background: rgba(0, 0, 0, 0.5);
  padding: 6px 8px;
  font-size: 11px;
}
.trade-line {
  padding: 3px 4px;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: baseline;
}
.trade-line .ts {
  color: var(--text-faint);
  font-variant-numeric: tabular-nums;
}
.trade-line .op {
  color: var(--amber);
  font-weight: 700;
  letter-spacing: 0.12em;
}
.trade-line .coin {
  color: var(--cyan);
  font-weight: 500;
}
.trade-line .leg.hl-ok,
.trade-line .leg.bin-ok {
  color: var(--green);
}
.trade-line .leg.hl-err,
.trade-line .leg.bin-err {
  color: var(--red);
  font-weight: 700;
}
.trade-line.failed {
  background: rgba(255, 64, 85, 0.08);
}
.trade-line.err .op { color: var(--red); }
.trade-line .errmsg { color: var(--red); }
.trade-line .rollback {
  color: var(--amber);
  font-style: italic;
}

/* ──────────── daemon section (M5) ──────────── */
.daemon-wrap { margin-top: 14px; }
.daemon-stats {
  display: flex;
  gap: 18px;
  padding: 8px 12px;
  border: 1px solid var(--border-strong);
  background: rgba(0, 119, 255, 0.025);
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.daemon-stats .stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 70px;
}
.daemon-stats .stat-label {
  font-size: 9px;
  letter-spacing: 0.16em;
  color: var(--text-faint);
  text-transform: uppercase;
}
.daemon-stats .stat-value {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.daemon-stats .stat-value.big { font-size: 17px; }
.daemon-stats .stat-net { margin-left: auto; }

table.daemon-trades,
table.daemon-events {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
  border: 1px solid var(--border);
  margin-bottom: 6px;
}
table.daemon-trades th,
table.daemon-events th {
  background: rgba(0, 0, 0, 0.35);
  color: var(--text-faint);
  font-weight: 400;
  font-size: 9px;
  letter-spacing: 0.12em;
  text-align: right;
  padding: 4px 8px;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border-strong);
}
table.daemon-trades th.left,
table.daemon-events th.left { text-align: left; }
table.daemon-trades td,
table.daemon-events td {
  padding: 3px 8px;
  border-bottom: 1px solid var(--border);
  text-align: right;
  vertical-align: middle;
}
table.daemon-trades td.left,
table.daemon-events td.left { text-align: left; }
.section-hd-sub {
  color: var(--text-faint);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin: 14px 0 4px;
  font-weight: 400;
}
.mono { font-family: var(--font-mono); }