/* ─────────────────────────────────────────────────────────────
   style.css  —  Premium dark trading-terminal design system
   ───────────────────────────────────────────────────────────── */

/* ── CSS Variables ──────────────────────────────────────────── */
:root {
  --bg-base:        #0a0a0f;
  --bg-surface:     #0f0f19;
  --bg-elevated:    #151525;
  --bg-card:        rgba(15, 15, 30, 0.55);
  --bg-card-hover:  rgba(20, 20, 40, 0.65);

  --border-subtle:  rgba(124, 58, 237, 0.12);
  --border-medium:  rgba(124, 58, 237, 0.2);
  --border-glow:    rgba(124, 58, 237, 0.35);

  --primary:        #7c3aed;
  --primary-dim:    rgba(124, 58, 237, 0.15);
  --accent:         #3b82f6;
  --accent-dim:     rgba(59, 130, 246, 0.15);

  --profit:         #10b981;
  --profit-dim:     rgba(16, 185, 129, 0.12);
  --loss:           #ef4444;
  --loss-dim:       rgba(239, 68, 68, 0.12);
  --warning:        #f59e0b;
  --warning-dim:    rgba(245, 158, 11, 0.12);

  --text-primary:   #f1f5f9;
  --text-secondary: #94a3b8;
  --text-dim:       #64748b;

  --radius-sm:      6px;
  --radius-md:      10px;
  --radius-lg:      16px;
  --radius-xl:      20px;

  --blur:           16px;
  --blur-heavy:     24px;

  --shadow-sm:      0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:      0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg:      0 8px 32px rgba(0,0,0,0.5);
  --shadow-glow:    0 0 20px rgba(124,58,237,0.15);

  --transition:     all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;
}

/* ── Reset & Base ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Ambient background glow */
body::before {
  content: '';
  position: fixed;
  top: -40%;
  left: -20%;
  width: 70%;
  height: 70%;
  background: radial-gradient(ellipse, rgba(124,58,237,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
body::after {
  content: '';
  position: fixed;
  bottom: -30%;
  right: -15%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse, rgba(59,130,246,0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Typography ─────────────────────────────────────────────── */
.mono { font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace; }
.dim  { color: var(--text-dim); }

.text-profit  { color: var(--profit) !important; }
.text-loss    { color: var(--loss) !important; }
.text-warning { color: var(--warning) !important; }
.text-neutral { color: var(--text-secondary); }

/* ── Layout ─────────────────────────────────────────────────── */
.app-container {
  position: relative;
  z-index: 1;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px 48px;
}

/* ── Header ─────────────────────────────────────────────────── */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0 16px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 24px;
}

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

.brand-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 0 16px rgba(124,58,237,0.3);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--text-primary) 40%, var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-sub {
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.conn-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.conn-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  transition: var(--transition);
}
.conn-dot.connected    { background: var(--profit);  box-shadow: 0 0 8px var(--profit); }
.conn-dot.disconnected { background: var(--loss);    box-shadow: 0 0 8px var(--loss); }

#lastUpdated {
  font-size: 0.72rem;
  color: var(--text-dim);
}

/* ── Navigation ─────────────────────────────────────────────── */
.nav-bar {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--bg-card);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  margin-bottom: 28px;
  overflow-x: auto;
}

.nav-tab {
  flex: 1;
  padding: 10px 20px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
}

.nav-tab:hover {
  color: var(--text-primary);
  background: rgba(124,58,237,0.08);
}

.nav-tab.active {
  color: var(--text-primary);
  background: linear-gradient(135deg, rgba(124,58,237,0.2), rgba(59,130,246,0.12));
  box-shadow: var(--shadow-glow), inset 0 1px 0 rgba(255,255,255,0.05);
}

.nav-tab .tab-icon {
  margin-right: 6px;
  font-size: 1em;
}

/* ── Tab Panels ─────────────────────────────────────────────── */
.tab-panel {
  display: none;
  animation: fadeSlideIn 0.35s ease;
}
.tab-panel.active { display: block; }

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Glass Card ─────────────────────────────────────────────── */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: var(--transition);
}

.glass-card:hover {
  border-color: var(--border-medium);
  box-shadow: var(--shadow-glow);
}

.glass-card-static {
  background: var(--bg-card);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.section-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-title::before {
  content: '';
  width: 3px;
  height: 14px;
  background: linear-gradient(180deg, var(--primary), var(--accent));
  border-radius: 2px;
}

/* ── Hero Metrics ───────────────────────────────────────────── */
.hero-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.hero-card {
  background: var(--bg-card);
  backdrop-filter: blur(var(--blur-heavy));
  -webkit-backdrop-filter: blur(var(--blur-heavy));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.hero-card:hover {
  border-color: var(--border-medium);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 2px 2px 0 0;
}
.hero-card:nth-child(1)::before { background: linear-gradient(90deg, var(--primary), var(--accent)); }
.hero-card:nth-child(2)::before { background: linear-gradient(90deg, var(--accent), #06b6d4); }
.hero-card:nth-child(3)::before { background: linear-gradient(90deg, var(--profit), #34d399); }
.hero-card:nth-child(4)::before { background: linear-gradient(90deg, var(--warning), var(--loss)); }

.hero-label {
  font-size: 0.72rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.hero-value {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  font-family: 'Inter', system-ui, sans-serif;
}

.hero-sub {
  display: flex;
  gap: 16px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.72rem;
  color: var(--text-dim);
}

.hero-sub span { display: flex; flex-direction: column; gap: 2px; }
.hero-sub .sub-value { color: var(--text-secondary); font-weight: 500; }

/* ── Chart Containers ───────────────────────────────────────── */
.charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 28px;
}

.chart-container {
  background: var(--bg-card);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.chart-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.chart-wrap {
  position: relative;
  height: 260px;
}

.chart-wrap-tall { height: 320px; }
.chart-wrap-short { height: 180px; }

/* ── Open Positions ─────────────────────────────────────────── */
.positions-section {
  margin-bottom: 28px;
}

.positions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 14px;
}

.position-card {
  padding: 16px 20px;
}

.position-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.position-instrument {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

.position-r {
  margin-left: auto;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 0.95rem;
}

.position-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.position-field {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.field-label {
  font-size: 0.65rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.field-value {
  font-size: 0.85rem;
  font-weight: 500;
}

.position-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.72rem;
  color: var(--text-dim);
}

.micro-badge {
  display: inline-flex;
  padding: 1px 5px;
  background: var(--primary-dim);
  color: var(--primary);
  border-radius: 3px;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-right: 4px;
}

/* ── Risk Gauges ────────────────────────────────────────────── */
.risk-section {
  margin-bottom: 28px;
}

.risk-gauges-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.gauge {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto;
}

.gauge-svg {
  width: 100%;
  height: 100%;
}

.gauge-arc {
  transition: stroke-dasharray 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.gauge-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.gauge-value {
  font-size: 1.2rem;
  font-weight: 700;
}

.gauge-limit {
  font-size: 0.65rem;
  color: var(--text-dim);
  margin-top: 2px;
}

.gauge-label {
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 8px;
  font-weight: 500;
}

.gauge-halt {
  text-align: center;
  margin-top: 6px;
}

/* ── Badges ─────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge-long     { background: rgba(16,185,129,0.12); color: var(--profit); border: 1px solid rgba(16,185,129,0.2); }
.badge-short    { background: rgba(239,68,68,0.12);  color: var(--loss);   border: 1px solid rgba(239,68,68,0.2); }
.badge-ok       { background: rgba(16,185,129,0.12); color: var(--profit); border: 1px solid rgba(16,185,129,0.2); }
.badge-open     { background: rgba(59,130,246,0.12); color: var(--accent); border: 1px solid rgba(59,130,246,0.2); }
.badge-closed   { background: rgba(148,163,184,0.1); color: var(--text-secondary); border: 1px solid rgba(148,163,184,0.15); }
.badge-pending  { background: rgba(245,158,11,0.12); color: var(--warning); border: 1px solid rgba(245,158,11,0.2); }
.badge-filled   { background: rgba(124,58,237,0.12); color: var(--primary); border: 1px solid rgba(124,58,237,0.2); }
.badge-danger   { background: rgba(239,68,68,0.15); color: var(--loss);   border: 1px solid rgba(239,68,68,0.25); }
.badge-warning  { background: rgba(245,158,11,0.12); color: var(--warning); border: 1px solid rgba(245,158,11,0.2); }
.badge-rejected { background: rgba(239,68,68,0.12); color: var(--loss); border: 1px solid rgba(239,68,68,0.2); }
.badge-neutral  { background: rgba(148,163,184,0.08); color: var(--text-secondary); border: 1px solid rgba(148,163,184,0.12); }

/* ── Status Dots ────────────────────────────────────────────── */
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.status-ok      { background: var(--profit);  box-shadow: 0 0 6px var(--profit); }
.status-warning { background: var(--warning); box-shadow: 0 0 6px var(--warning); }
.status-danger  { background: var(--loss);    box-shadow: 0 0 6px var(--loss); }

/* ── Tables ─────────────────────────────────────────────────── */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-md);
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.82rem;
}

.data-table thead th {
  padding: 10px 14px;
  text-align: left;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(15,15,25,0.4);
  position: sticky;
  top: 0;
  z-index: 2;
}

.data-table tbody tr {
  transition: var(--transition-fast);
}

.data-table tbody tr:hover {
  background: rgba(124,58,237,0.04);
}

.data-table tbody td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(148,163,184,0.05);
  vertical-align: middle;
}

.trade-row { cursor: pointer; }

.empty-cell {
  text-align: center;
  color: var(--text-dim);
  padding: 40px 14px !important;
}

/* ── Fill Rows ──────────────────────────────────────────────── */
.fill-row { background: rgba(124,58,237,0.03); }
.fill-row.hidden { display: none; }

.fills-container { padding: 8px 0; }

.fills-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}

.fills-table th {
  padding: 6px 12px;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.fills-table td {
  padding: 6px 12px;
  border-bottom: 1px solid rgba(148,163,184,0.04);
}

.btn-expand {
  background: none;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 4px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-expand:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-dim);
}

.btn-expand.rotated svg { transform: rotate(180deg); }
.btn-expand svg { transition: transform 0.25s ease; }

/* ── Filters ────────────────────────────────────────────────── */
.filters-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
  padding: 14px 18px;
  background: var(--bg-card);
  backdrop-filter: blur(var(--blur));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.filter-label {
  font-size: 0.65rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.filter-input,
.filter-select {
  padding: 7px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.8rem;
  min-width: 130px;
  transition: var(--transition);
}

.filter-input:focus,
.filter-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-dim);
}

.filter-select option { background: var(--bg-elevated); }

.btn-filter {
  align-self: flex-end;
  padding: 7px 20px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border: none;
  border-radius: var(--radius-sm);
  color: white;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-filter:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(124,58,237,0.3);
}

/* ── Pagination ─────────────────────────────────────────────── */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  margin-top: 16px;
}

.page-btn {
  padding: 6px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.78rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.page-btn:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--text-primary);
}

.page-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-color: transparent;
  color: white;
  font-weight: 600;
}

.page-btn:disabled {
  opacity: 0.3;
  cursor: default;
}

/* ── Direction Split ────────────────────────────────────────── */
.direction-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.direction-card { padding: 16px 20px; }

.direction-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.85rem;
  font-weight: 600;
}

.direction-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.stat-label {
  font-size: 0.65rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.stat-value {
  font-size: 0.95rem;
  font-weight: 600;
}

/* ── Analytics Grid ─────────────────────────────────────────── */
.analytics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 28px;
}

.analytics-full {
  grid-column: 1 / -1;
}

/* ── System / Health ────────────────────────────────────────── */
.health-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}

.health-card { padding: 16px 20px; }

.health-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.health-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.health-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.health-field {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* ── Risk Grid (System tab) ─────────────────────────────────── */
.risk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 14px;
}

.risk-item { padding: 16px 20px; }

.risk-item-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  font-weight: 600;
  font-size: 0.85rem;
}

.risk-value {
  font-size: 1.1rem;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 8px;
}

.risk-nav-detail {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* ── Empty State ────────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  color: var(--text-dim);
}

.empty-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
  opacity: 0.5;
}

/* ── Loading ────────────────────────────────────────────────── */
.loading-spinner-sm {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-subtle);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin: 16px auto;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Pulse Animation ────────────────────────────────────────── */
.pulse-update {
  animation: pulseVal 0.5s ease;
}

@keyframes pulseVal {
  0%   { opacity: 1; }
  30%  { opacity: 0.5; text-shadow: 0 0 8px var(--primary); }
  100% { opacity: 1; }
}

.pulse-slow {
  animation: pulseSlow 2s ease-in-out infinite;
}

@keyframes pulseSlow {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.6; }
}

/* ── Scrollbar ──────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(124,58,237,0.2);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(124,58,237,0.35);
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .charts-row,
  .analytics-grid,
  .direction-split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .app-container { padding: 0 12px 32px; }

  .app-header {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
    padding: 16px 0 12px;
  }

  .header-right { align-self: flex-end; }

  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .hero-card { padding: 14px 16px; }
  .hero-value { font-size: 1.25rem; }
  .hero-sub { flex-direction: column; gap: 4px; }

  .nav-bar { border-radius: var(--radius-md); gap: 2px; }
  .nav-tab {
    padding: 8px 14px;
    font-size: 0.78rem;
  }

  .positions-grid {
    grid-template-columns: 1fr;
  }

  .chart-wrap { height: 200px; }
  .chart-wrap-tall { height: 260px; }

  .filters-bar {
    flex-direction: column;
  }
  .filter-input,
  .filter-select {
    min-width: 100%;
  }

  .data-table { font-size: 0.75rem; }
  .data-table thead th,
  .data-table tbody td { padding: 8px 10px; }

  .risk-grid {
    grid-template-columns: 1fr;
  }

  .direction-stats {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  html { font-size: 13px; }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-value { font-size: 1.5rem; }

  .position-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .health-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Selection ──────────────────────────────────────────────── */
::selection {
  background: rgba(124,58,237,0.3);
  color: white;
}

/* ── Focus visible ──────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ── Header Select ──────────────────────────────────────────── */
.header-select {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.8rem;
  padding: 6px 12px;
  cursor: pointer;
  transition: var(--transition);
}
.header-select:hover {
  border-color: var(--border-medium);
  box-shadow: var(--shadow-glow);
}
.header-select:focus {
  outline: none;
  border-color: var(--primary);
}

/* ── Comparison Table ───────────────────────────────────────── */
.comparison-table {
  width: 100%;
}
.comparison-table th {
  font-weight: 700;
  text-align: left;
}
.comparison-table td {
  padding: 14px 18px;
}
.comparison-table tr:nth-child(even) {
  background: rgba(148, 163, 184, 0.02);
}