:root {
  --bg-deep: #050a0f;
  --bg-panel: #0a1218;
  --bg-panel-2: #0d1820;
  --border: #1a2832;
  --border-bright: #2a4050;
  --text: #cbd9e3;
  --text-dim: #6a7d8c;
  --text-faint: #3d4a55;
  --accent: #00ffd0;
  --accent-dim: #00b890;
  --good: #5dff8a;
  --warn: #ffaa33;
  --bad: #ff4060;
  --neutral: #4a7fb0;
  --gold: #ffd060;

  --mono: "JetBrains Mono", "Fira Code", "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background:
    radial-gradient(ellipse at top, #0a1a22 0%, #050a0f 60%),
    var(--bg-deep);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.45;
  min-height: 100vh;
}

body {
  display: flex;
  flex-direction: column;
}

/* ────────── Top Bar ────────── */
#topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 10px 18px;
  background: linear-gradient(180deg, #08131a 0%, #050b10 100%);
  border-bottom: 1px solid var(--border-bright);
  box-shadow: 0 2px 30px rgba(0, 255, 208, 0.04);
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.brand-mark {
  color: var(--accent);
  text-shadow: 0 0 12px var(--accent);
  font-size: 18px;
}
.brand-name {
  font-weight: 700;
  letter-spacing: 0.15em;
  font-size: 13px;
}
.brand-sub {
  color: var(--text-dim);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.topbar-cells {
  display: flex;
  gap: 0;
  flex: 1;
  overflow-x: auto;
}
.topbar-cell {
  display: flex;
  flex-direction: column;
  padding: 2px 18px;
  border-right: 1px solid var(--border);
  min-width: 120px;
}
.topbar-cell:first-child { border-left: 1px solid var(--border); }
.topbar-cell-label {
  color: var(--text-dim);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.topbar-cell-value {
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  text-shadow: 0 0 8px rgba(0, 255, 208, 0.4);
}
.topbar-cell-value.good { color: var(--good); text-shadow: 0 0 6px rgba(93, 255, 138, 0.3); }
.topbar-cell-value.warn { color: var(--warn); text-shadow: 0 0 6px rgba(255, 170, 51, 0.3); }
.topbar-cell-value.bad  { color: var(--bad);  text-shadow: 0 0 8px rgba(255, 64, 96, 0.4); }
.topbar-cell-value.dim  { color: var(--text-dim); text-shadow: none; }

.topbar-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-dim);
  font-size: 11px;
}
.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ────────── Grid ────────── */
#grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding: 12px;
  flex: 1;
}
.panel {
  background: linear-gradient(180deg, var(--bg-panel) 0%, var(--bg-panel-2) 100%);
  border: 1px solid var(--border);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  min-height: 260px;
  box-shadow:
    inset 0 0 0 1px rgba(0, 255, 208, 0.02),
    0 2px 12px rgba(0, 0, 0, 0.4);
  position: relative;
  overflow: hidden;
}
.panel::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--accent) 10%,
    var(--accent) 90%,
    transparent 100%);
  opacity: 0.15;
}
.panel.dormant {
  border: 1px dashed var(--text-faint);
  background: var(--bg-panel);
  opacity: 0.75;
}
.panel.dormant::before { display: none; }

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  background: rgba(0, 255, 208, 0.02);
}
.panel-title {
  color: var(--text);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.panel-title.dormant-title {
  color: var(--text-dim);
}
.panel-phase-badge {
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 2px;
  letter-spacing: 0.1em;
  background: rgba(0, 255, 208, 0.08);
  color: var(--accent);
  border: 1px solid rgba(0, 255, 208, 0.2);
}
.panel-phase-badge.phase-2 {
  background: rgba(255, 170, 51, 0.08);
  color: var(--warn);
  border-color: rgba(255, 170, 51, 0.25);
}
.panel-phase-badge.phase-3 {
  background: rgba(255, 64, 96, 0.06);
  color: var(--bad);
  border-color: rgba(255, 64, 96, 0.2);
}

.panel-body {
  flex: 1;
  padding: 10px 12px;
  overflow-y: auto;
  overflow-x: hidden;
}
.panel-body::-webkit-scrollbar { width: 6px; }
.panel-body::-webkit-scrollbar-track { background: transparent; }
.panel-body::-webkit-scrollbar-thumb { background: var(--border-bright); border-radius: 3px; }

/* Grid spans */
.span-1 { grid-column: span 1; }
.span-2 { grid-column: span 2; }
.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }

/* ────────── Dormant panel content ────────── */
.dormant-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  padding: 20px;
  gap: 12px;
}
.dormant-icon {
  font-size: 28px;
  color: var(--text-faint);
  letter-spacing: 0.1em;
}
.dormant-msg {
  color: var(--text-dim);
  font-size: 11px;
  line-height: 1.5;
  max-width: 240px;
}
.dormant-reqs {
  list-style: none;
  font-size: 10px;
  color: var(--text-faint);
}
.dormant-reqs li::before {
  content: "› ";
  color: var(--accent-dim);
}

/* ────────── Decision feed ────────── */
.decision-row {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: 10px;
  padding: 6px 0;
  border-bottom: 1px solid rgba(26, 40, 50, 0.5);
  font-size: 12px;
  align-items: baseline;
}
.decision-row:last-child { border-bottom: none; }
.decision-time {
  color: var(--text-dim);
  font-size: 10px;
  white-space: nowrap;
}
.decision-content {
  overflow: hidden;
}
.decision-title {
  color: var(--text);
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.decision-meta {
  color: var(--text-dim);
  font-size: 10px;
  margin-top: 2px;
}
.decision-reason {
  color: var(--text-faint);
  font-size: 10px;
  margin-top: 3px;
  font-style: italic;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.decision-verdict {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 2px;
  white-space: nowrap;
  letter-spacing: 0.05em;
  font-weight: 600;
}
.verdict-approved {
  color: var(--good);
  background: rgba(93, 255, 138, 0.08);
  border: 1px solid rgba(93, 255, 138, 0.25);
}
.verdict-rejected {
  color: var(--warn);
  background: rgba(255, 170, 51, 0.06);
  border: 1px solid rgba(255, 170, 51, 0.2);
}

/* ────────── Scanner feed ────────── */
.scan-row {
  padding: 6px 0;
  border-bottom: 1px solid rgba(26, 40, 50, 0.5);
  font-size: 11px;
}
.scan-row:last-child { border-bottom: none; }
.scan-header {
  display: flex;
  justify-content: space-between;
  color: var(--text-dim);
  font-size: 10px;
}
.scan-stats { color: var(--accent); }
.scan-result {
  padding: 2px 8px;
  margin-top: 3px;
  font-size: 10px;
  color: var(--text-dim);
  border-left: 2px solid var(--border);
}
.scan-result.accepted { border-left-color: var(--good); }

/* ────────── Event Bus ────────── */
.event-row {
  display: grid;
  grid-template-columns: 70px 90px 60px 1fr;
  gap: 8px;
  padding: 3px 0;
  font-size: 11px;
  border-bottom: 1px solid rgba(26, 40, 50, 0.3);
  align-items: baseline;
  font-family: var(--mono);
}
.event-row:last-child { border-bottom: none; }
.event-time { color: var(--text-dim); font-size: 10px; }
.event-service {
  padding: 1px 5px;
  background: rgba(0, 255, 208, 0.05);
  border: 1px solid rgba(0, 255, 208, 0.15);
  color: var(--accent-dim);
  border-radius: 2px;
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  white-space: nowrap;
}
.event-service.scanner {
  background: rgba(255, 170, 51, 0.05);
  border-color: rgba(255, 170, 51, 0.2);
  color: var(--warn);
}
.event-service.executor {
  background: rgba(74, 127, 176, 0.05);
  border-color: rgba(74, 127, 176, 0.2);
  color: var(--neutral);
}
.event-level {
  font-size: 9px;
  letter-spacing: 0.1em;
  text-align: center;
}
.event-level.OK { color: var(--good); }
.event-level.INFO { color: var(--text-dim); }
.event-level.WARN, .event-level.WARNING { color: var(--warn); }
.event-level.ERROR { color: var(--bad); }
.event-msg {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text);
}

/* ────────── Stats panel ────────── */
.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.stat-cell {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 10px;
}
.stat-label {
  color: var(--text-dim);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.stat-value {
  color: var(--accent);
  font-size: 18px;
  font-weight: 700;
  margin-top: 4px;
  text-shadow: 0 0 8px rgba(0, 255, 208, 0.3);
}
.stat-value.good { color: var(--good); }
.stat-value.warn { color: var(--warn); }
.stat-value.bad { color: var(--bad); }
.stat-sub {
  color: var(--text-faint);
  font-size: 10px;
  margin-top: 2px;
}

.bar-list { margin-top: 12px; }
.bar-row {
  display: grid;
  grid-template-columns: 90px 1fr 40px;
  gap: 8px;
  align-items: center;
  margin-bottom: 4px;
  font-size: 11px;
}
.bar-label { color: var(--text); }
.bar-track {
  height: 6px;
  background: var(--border);
  border-radius: 1px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-dim) 0%, var(--accent) 100%);
  box-shadow: 0 0 6px rgba(0, 255, 208, 0.4);
}
.bar-value {
  color: var(--text-dim);
  font-size: 10px;
  text-align: right;
}

/* ────────── Bot control ────────── */
.bot-card {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--text-dim);
  padding: 8px 12px;
  margin-bottom: 8px;
  border-radius: 0 3px 3px 0;
}
.bot-card.ok { border-left-color: var(--good); }
.bot-card.bad { border-left-color: var(--bad); }
.bot-card.unknown { border-left-color: var(--neutral); }

.bot-name {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 12px;
}
.bot-status-pill {
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 2px;
  letter-spacing: 0.1em;
}
.bot-status-pill.ok { background: rgba(93, 255, 138, 0.1); color: var(--good); }
.bot-status-pill.bad { background: rgba(255, 64, 96, 0.1); color: var(--bad); }
.bot-status-pill.unknown { background: rgba(74, 127, 176, 0.1); color: var(--neutral); }
.bot-meta {
  color: var(--text-dim);
  font-size: 10px;
  margin-top: 4px;
}

/* ────────── Spend curve ────────── */
.spend-chart {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 140px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}
.spend-bar {
  flex: 1;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-dim) 100%);
  min-height: 2px;
  border-radius: 1px 1px 0 0;
  box-shadow: 0 0 4px rgba(0, 255, 208, 0.25);
  position: relative;
}
.spend-bar:hover { background: var(--accent); }
.spend-bar-tip {
  display: none;
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-deep);
  border: 1px solid var(--border-bright);
  padding: 3px 6px;
  font-size: 9px;
  white-space: nowrap;
  border-radius: 2px;
  color: var(--text);
  z-index: 10;
}
.spend-bar:hover .spend-bar-tip { display: block; }
.spend-labels {
  display: flex;
  justify-content: space-between;
  color: var(--text-faint);
  font-size: 9px;
  letter-spacing: 0.1em;
}
.spend-totals {
  display: flex;
  justify-content: space-around;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}
.spend-total {
  text-align: center;
}
.spend-total-label {
  color: var(--text-dim);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.spend-total-value {
  color: var(--gold);
  font-size: 16px;
  font-weight: 700;
  margin-top: 2px;
}

/* ────────── System panel ────────── */
.sysblock {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 8px;
  padding: 4px 0;
  font-size: 11px;
  align-items: center;
}
.sys-label { color: var(--text-dim); font-size: 10px; letter-spacing: 0.05em; }
.sys-value { color: var(--text); }
.sys-value.ok { color: var(--good); }
.sys-value.warn { color: var(--warn); }

/* ────────── Cert panel ────────── */
.cert-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px solid rgba(26, 40, 50, 0.5);
  font-size: 11px;
  align-items: center;
}
.cert-row:last-child { border-bottom: none; }
.cert-host { color: var(--text); }
.cert-days {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 2px;
}
.cert-days.ok { background: rgba(93, 255, 138, 0.08); color: var(--good); }
.cert-days.warn { background: rgba(255, 170, 51, 0.08); color: var(--warn); }
.cert-days.bad { background: rgba(255, 64, 96, 0.08); color: var(--bad); }

/* ────────── Footer ────────── */
#footer {
  display: flex;
  justify-content: space-between;
  padding: 8px 18px;
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  color: var(--text-faint);
  font-size: 10px;
  letter-spacing: 0.05em;
}

/* ────────── Loading + error states ────────── */
.loading {
  color: var(--text-faint);
  font-size: 11px;
  font-style: italic;
  text-align: center;
  padding: 20px;
}
.error-msg {
  color: var(--bad);
  font-size: 11px;
  padding: 12px;
  background: rgba(255, 64, 96, 0.04);
  border-left: 2px solid var(--bad);
}

/* ────────── Responsive ────────── */
@media (max-width: 1280px) {
  #grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 920px) {
  #grid { grid-template-columns: repeat(2, 1fr); }
  .span-3, .span-4 { grid-column: span 2; }
}
@media (max-width: 640px) {
  #grid { grid-template-columns: 1fr; gap: 8px; padding: 8px; }
  .span-1, .span-2, .span-3, .span-4 { grid-column: span 1; }
  .panel { min-height: 200px; }
  #topbar { flex-wrap: wrap; gap: 12px; padding: 8px 10px; }
  .topbar-cells { width: 100%; }
}

/* ────────── Approved signals feed ────────── */
.approved-row {
  padding: 8px 10px;
  margin-bottom: 8px;
  background: rgba(93, 255, 138, 0.04);
  border-left: 3px solid var(--good);
  border-radius: 0 3px 3px 0;
}
.approved-header { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.approved-time { color: var(--text-dim); font-size: 10px; }
.approved-source { color: var(--accent); font-size: 10px; font-weight: 600; }
.approved-side { font-size: 10px; padding: 1px 5px; border-radius: 2px; letter-spacing: 0.1em; font-weight: 600; }
.approved-side.buy { background: rgba(93, 255, 138, 0.15); color: var(--good); }
.approved-side.sell { background: rgba(255, 64, 96, 0.12); color: var(--bad); }
.approved-side.yes { background: rgba(0, 255, 208, 0.12); color: var(--accent); }
.approved-side.no { background: rgba(255, 170, 51, 0.12); color: var(--warn); }
.approved-title { color: var(--text); font-size: 12px; font-weight: 600; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.approved-trade { color: var(--accent-dim); font-size: 11px; margin-top: 4px; font-family: var(--mono); }
.approved-meta { color: var(--text-dim); font-size: 10px; margin-top: 3px; }