:root {
  --bg: #0b1120;
  --bg-elevated: #0f172a;
  --card: #1e293b;
  --card-hover: #263449;
  --border: #334155;
  --border-subtle: #1e293b;
  --text: #f8fafc;
  --text-muted: #cbd5e1;
  --text-dim: #94a3b8;
  --accent: #38bdf8;
  --accent-indigo: #6366f1;
  --accent-hover: #0284c7;
  --bull: #4ade80;
  --bull-bg: rgba(74, 222, 128, 0.12);
  --bear: #f87171;
  --bear-bg: rgba(248, 113, 113, 0.12);
  --warn: #fbbf24;
  --warn-bg: rgba(251, 191, 36, 0.12);
  --purple: #c084fc;
  --radius: 10px;
  --radius-sm: 6px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

[data-theme="light"] {
  --bg: #f1f5f9;
  --bg-elevated: #ffffff;
  --card: #ffffff;
  --card-hover: #f8fafc;
  --border: #cbd5e1;
  --border-subtle: #e2e8f0;
  --text: #0f172a;
  --text-muted: #334155;
  --text-dim: #475569;
  --accent: #0284c7;
  --accent-indigo: #4f46e5;
  --accent-hover: #0369a1;
  --bull: #15803d;
  --bull-bg: rgba(21, 128, 61, 0.1);
  --bear: #b91c1c;
  --bear-bg: rgba(185, 28, 28, 0.1);
  --warn: #b45309;
  --warn-bg: rgba(180, 83, 9, 0.1);
  --purple: #7e22ce;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 13.5px;
  line-height: 1.45;
  min-height: 100vh;
}

/* Header */
.top-header {
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, #0ea5e9, #6366f1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: #fff;
  box-shadow: 0 2px 10px rgba(14, 165, 233, 0.35);
}

.brand-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-sub {
  font-size: 11.5px;
  color: var(--text-dim);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-mono);
  border: 1px solid transparent;
}

.badge-bull {
  background: var(--bull-bg);
  color: var(--bull);
  border-color: rgba(74, 222, 128, 0.3);
}

.badge-bear {
  background: var(--bear-bg);
  color: var(--bear);
  border-color: rgba(248, 113, 113, 0.3);
}

.badge-warn {
  background: var(--warn-bg);
  color: var(--warn);
  border-color: rgba(251, 191, 36, 0.3);
}

.badge-info {
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent);
  border-color: rgba(56, 189, 248, 0.3);
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.switch-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--card);
  border: 1px solid var(--border);
  padding: 5px 11px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.dot-on {
  background: var(--bull);
  box-shadow: 0 0 8px var(--bull);
}

.dot-off {
  background: var(--bear);
}

.btn {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 7px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.btn:hover {
  background: var(--card-hover);
  border-color: var(--accent);
}

.btn-primary {
  background: var(--accent-indigo);
  color: #fff;
  border-color: var(--accent-indigo);
}

.btn-primary:hover {
  background: #4f46e5;
}

.btn-bull {
  background: rgba(74, 222, 128, 0.16);
  color: var(--bull);
  border-color: var(--bull);
}

.btn-bull:hover {
  background: rgba(74, 222, 128, 0.28);
}

.btn-bear {
  background: rgba(248, 113, 113, 0.16);
  color: var(--bear);
  border-color: var(--bear);
}

.btn-bear:hover {
  background: rgba(248, 113, 113, 0.28);
}

/* Main Container */
.main-container {
  max-width: 1680px;
  margin: 0 auto;
  padding: 16px 20px 40px;
}

/* Top Market Ticker Strip */
.ticker-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

@media (max-width: 1200px) {
  .ticker-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .ticker-grid {
    grid-template-columns: 1fr;
  }
}

.ticker-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 13px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ticker-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11.5px;
  color: var(--text-muted);
  font-weight: 600;
}

.ticker-price-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.ticker-price {
  font-family: var(--font-mono);
  font-size: 23px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.ticker-metrics {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 11.5px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  border-top: 1px solid var(--border-subtle);
  padding-top: 6px;
}

/* Navigation Tabs */
.nav-tabs {
  display: flex;
  gap: 6px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  padding: 5px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  overflow-x: auto;
}

.nav-tab {
  background: transparent;
  color: var(--text-muted);
  border: none;
  padding: 8px 15px;
  border-radius: 7px;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 7px;
}

.nav-tab:hover {
  color: var(--text);
  background: var(--card-hover);
}

.nav-tab.active {
  background: var(--accent-indigo);
  color: #fff;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* Grid Layouts */
.cockpit-grid-top {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}

.cockpit-grid-bottom {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 14px;
  margin-bottom: 14px;
}

@media (max-width: 1180px) {
  .cockpit-grid-top,
  .cockpit-grid-bottom {
    grid-template-columns: 1fr;
  }
}

.panel-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 15px 16px;
  margin-bottom: 14px;
}

.panel-title-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 11px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.panel-title {
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Chart Canvas */
.chart-wrapper {
  width: 100%;
  height: 310px;
  position: relative;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

#ukoilChart {
  width: 100%;
  height: 100%;
  display: block;
}

.chart-legend {
  display: flex;
  gap: 14px;
  font-size: 11.5px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-top: 8px;
  flex-wrap: wrap;
}

/* Account KPI Box */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}

.kpi-box {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
}

.kpi-label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 600;
}

.kpi-val {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  margin-top: 3px;
}

/* Tables */
.table-scroll {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}

th {
  text-align: left;
  padding: 9px 10px;
  color: var(--text-dim);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

td {
  padding: 10px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

tr:hover td {
  background: var(--card-hover);
}

.mono {
  font-family: var(--font-mono);
}

.text-bull {
  color: var(--bull);
}

.text-bear {
  color: var(--bear);
}

.text-warn {
  color: var(--warn);
}

/* News & Cluster Cards */
.feed-list {
  display: flex;
  flex-direction: column;
  gap: 9px;
  max-height: 520px;
  overflow-y: auto;
  padding-right: 4px;
}

.feed-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 11px 13px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.feed-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
}

.feed-title {
  font-weight: 600;
  font-size: 13px;
  color: var(--text);
}

.feed-reasoning {
  font-size: 12px;
  color: var(--text-muted);
  background: var(--card);
  border-left: 3px solid var(--accent-indigo);
  padding: 6px 10px;
  border-radius: 4px;
}

/* Forms & Inputs */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 12px;
}

.param-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 11px 13px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 8px;
}

.param-key {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
}

.param-desc {
  font-size: 11.5px;
  color: var(--text-muted);
}

input[type="text"],
input[type="number"],
select,
textarea {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 10px;
  font-size: 12.5px;
  font-family: var(--font-sans);
  width: 100%;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
  padding: 16px;
}

.modal-backdrop.open {
  display: flex;
}

.modal-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  max-width: 620px;
  width: 100%;
  padding: 20px;
}