:root {
  --e-purple: #534AB7;
  --e-purple-light: #EEEDFE;
  --e-teal: #1D9E75;
  --e-teal-light: #E1F5EE;
  --e-amber: #BA7517;
  --e-amber-light: #FAEEDA;
  --e-red: #E24B4A;
  --e-red-light: #FCEBEB;
  --e-green: #639922;
  --e-green-light: #EAF3DE;

  --color-text-primary: #1b1b1f;
  --color-text-secondary: #6b6b76;
  --color-background-primary: #ffffff;
  --color-background-secondary: #f4f4f7;
  --color-border-tertiary: #e3e3e8;
  --color-border-secondary: #d4d4dc;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-text-primary: #ECECF1;
    --color-text-secondary: #A0A0AC;
    --color-background-primary: #1C1C22;
    --color-background-secondary: #26262E;
    --color-border-tertiary: #34343E;
    --color-border-secondary: #3E3E4A;
    --e-purple-light: #2B2760;
    --e-teal-light: #123A2E;
    --e-amber-light: #3A2A0F;
    --e-red-light: #3B1E1E;
    --e-green-light: #263A14;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.e-app { max-width: 1080px; margin: 0 auto; padding: 0 1.25rem 3rem; }

.e-header { padding: 1.5rem 0 0.5rem; border-bottom: 0.5px solid var(--color-border-tertiary); margin-bottom: 1.25rem; display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; flex-wrap: wrap; }
.e-title { font-size: 20px; font-weight: 600; color: var(--color-text-primary); margin: 0 0 4px; }
.e-sub { font-size: 13px; color: var(--color-text-secondary); margin: 0; }

.e-market-select { font-size: 13px; padding: 6px 10px; border-radius: var(--border-radius-md); border: 0.5px solid var(--color-border-secondary); background: var(--color-background-primary); color: var(--color-text-primary); }

.e-banner { display: none; align-items: center; gap: 8px; font-size: 12.5px; padding: 8px 14px; border-radius: var(--border-radius-md); background: var(--e-amber-light); color: #633806; margin-bottom: 1rem; }
.e-banner.show { display: flex; }
.e-banner a { color: inherit; font-weight: 600; }

.e-tabs { display: flex; gap: 4px; margin-bottom: 1.25rem; flex-wrap: wrap; }
.e-tab { padding: 6px 14px; border-radius: var(--border-radius-md); border: 0.5px solid var(--color-border-tertiary); font-size: 13px; cursor: pointer; background: transparent; color: var(--color-text-secondary); transition: all 0.15s; }
.e-tab.active { background: var(--e-purple-light); border-color: var(--e-purple); color: var(--e-purple); font-weight: 500; }
.e-tab:hover:not(.active) { background: var(--color-background-secondary); color: var(--color-text-primary); }

.e-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin-bottom: 1.25rem; }
.e-metric { background: var(--color-background-secondary); border-radius: var(--border-radius-md); padding: 0.85rem 1rem; }
.e-metric-label { font-size: 12px; color: var(--color-text-secondary); margin: 0 0 4px; }
.e-metric-val { font-size: 22px; font-weight: 500; color: var(--color-text-primary); margin: 0; }
.e-metric-delta { font-size: 12px; margin: 2px 0 0; }
.e-metric-delta.up { color: var(--e-red); }
.e-metric-delta.down { color: var(--e-teal); }

.e-card { background: var(--color-background-primary); border: 0.5px solid var(--color-border-tertiary); border-radius: var(--border-radius-lg); padding: 1rem 1.25rem; margin-bottom: 1rem; }
.e-card-title { font-size: 14px; font-weight: 500; color: var(--color-text-primary); margin: 0 0 1rem; }
.e-card-note { font-size: 12px; color: var(--color-text-secondary); margin: -0.5rem 0 1rem; }

.e-row { display: flex; align-items: center; gap: 10px; margin-bottom: 0.75rem; }
.e-row label { font-size: 13px; color: var(--color-text-secondary); min-width: 150px; }
.e-row input[type=range] { flex: 1; }
.e-row .val { font-size: 13px; font-weight: 500; min-width: 60px; text-align: right; color: var(--color-text-primary); }

.e-chart-wrap { position: relative; width: 100%; margin-bottom: 1rem; }
.e-legend { display: flex; flex-wrap: wrap; gap: 12px; font-size: 12px; color: var(--color-text-secondary); margin-bottom: 0.75rem; }
.e-legend span { display: flex; align-items: center; gap: 5px; }
.e-legend i { width: 20px; height: 3px; display: inline-block; border-radius: 2px; }

.e-badge { display: inline-block; padding: 3px 10px; border-radius: var(--border-radius-md); font-size: 11px; font-weight: 500; }
.e-badge.low { background: var(--e-teal-light); color: #0F6E56; }
.e-badge.mid { background: var(--e-amber-light); color: #633806; }
.e-badge.high { background: var(--e-red-light); color: #A32D2D; }

.e-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.e-table th { text-align: left; font-weight: 500; color: var(--color-text-secondary); padding: 6px 8px; border-bottom: 0.5px solid var(--color-border-tertiary); }
.e-table td { padding: 7px 8px; border-bottom: 0.5px solid var(--color-border-tertiary); color: var(--color-text-primary); }
.e-table tr:last-child td { border-bottom: none; }

.e-btn { padding: 7px 16px; border-radius: var(--border-radius-md); border: 0.5px solid var(--color-border-secondary); font-size: 13px; cursor: pointer; background: transparent; color: var(--color-text-primary); transition: all 0.15s; }
.e-btn:hover { background: var(--color-background-secondary); }
.e-btn.primary { background: var(--e-purple); border-color: var(--e-purple); color: #fff; }
.e-btn.primary:hover { opacity: 0.9; }

.e-vol-bar { height: 6px; border-radius: 3px; background: var(--color-background-secondary); overflow: hidden; margin-top: 4px; }
.e-vol-fill { height: 100%; border-radius: 3px; transition: width 0.4s; }

.e-scenario-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; margin-bottom: 1rem; }
.e-scenario { border-radius: var(--border-radius-md); border: 0.5px solid var(--color-border-tertiary); padding: 0.75rem; }
.e-scenario-name { font-size: 12px; font-weight: 500; color: var(--color-text-primary); margin-bottom: 2px; }
.e-scenario-val { font-size: 18px; font-weight: 500; }
.e-scenario-desc { font-size: 11px; color: var(--color-text-secondary); margin-top: 2px; }

.e-mix-row { margin-bottom: 12px; }
.e-mix-row-head { display: flex; justify-content: space-between; font-size: 13px; }
.e-mix-row-head span:first-child { color: var(--color-text-secondary); text-transform: capitalize; }
.e-mix-row-head span:last-child { font-weight: 500; color: var(--color-text-primary); }

.e-empty { font-size: 13px; color: var(--color-text-secondary); padding: 1.5rem 0; text-align: center; }

@media (max-width: 640px) {
  .e-scenario-grid { grid-template-columns: 1fr; }
}