:root {
  --bg: #f3efe5;
  --panel: #fffdf8;
  --ink: #182126;
  --muted: #5e6a70;
  --accent: #0f766e;
  --accent-soft: #d2efe9;
  --warn: #9f1239;
  --line: #d8d1c3;
  --shadow: 0 24px 60px rgba(24, 33, 38, 0.08);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  background: radial-gradient(circle at top left, rgba(15,118,110,.14), transparent 32%), linear-gradient(180deg, #f6f2e9 0%, #eee6d7 100%);
  color: var(--ink);
}
.app-shell { max-width: 1720px; margin: 0 auto; padding: 14px 10px 20px; }
.hero { margin-bottom: 8px; }
h1,h2,h3,h4,button { font-family: "Trebuchet MS", "Segoe UI", sans-serif; }
h1 { font-size: clamp(1.35rem, 1.8vw, 2.05rem); line-height: 1.05; margin: 0 0 6px; max-width: 880px; }
.panel { background: rgba(255,253,248,.86); border: 1px solid rgba(216,209,195,.9); border-radius: 28px; box-shadow: var(--shadow); backdrop-filter: blur(8px); }
.grid { display: grid; gap: 10px; padding: 10px; }
.grid-with-side-chart { grid-template-columns: 210px minmax(620px, 1fr) 390px; align-items: start; }
.stock-panel,.main-column,.inputs,.results,.market-panel-side-column { min-width: 0; }
.stock-panel { align-self: start; }
.watchlist-card,.summary-card,.strategy-card,.notes,.market-panel-side-column { background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 12px; }
.watchlist-head h2,.market-panel-side-column h3,.strategy-card h3 { margin: 0 0 8px; font-size: 1rem; }
.watchlist-head p,.market-panel-head p { margin: 0 0 10px; }
.ticker-entry { display: grid; grid-template-columns: 1fr auto; gap: 8px; margin-bottom: 8px; }
.ticker-entry button,.lookup-actions button { margin-top: 0; }
.lookup-actions { margin-bottom: 10px; }
.lookup-actions button { width: 100%; padding: 7px 10px; font-size: .78rem; }
.status-text { margin: 6px 2px 0; font-size: .72rem; line-height: 1.3; }
.stock-list { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.stock-item { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 6px; border: 1px solid var(--line); border-radius: 12px; background: #fff; padding: 6px 8px; }
.stock-item.is-active { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); background: rgba(210,239,233,.45); }
.stock-select { border: 0; background: transparent; padding: 2px 4px; margin: 0; color: var(--ink); text-align: left; cursor: pointer; font: inherit; border-radius: 0; font-weight: 600; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.stock-remove { margin-top: 0; border: 1px solid var(--line); border-radius: 999px; background: #f7f2e8; color: var(--muted); padding: 2px 6px; min-width: 28px; font-size: .68rem; line-height: 1; font-weight: 700; cursor: pointer; }
.main-column { display: grid; grid-template-columns: minmax(250px, 340px) 1fr; gap: 10px; }
.inputs { display: grid; gap: 7px; align-content: start; }
.inputs h2,.results h2 { margin: 0 0 4px; font-size: 1.02rem; }
label { display: grid; gap: 3px; font-size: .79rem; }
input { width: 100%; padding: 7px 9px; border-radius: 10px; border: 1px solid var(--line); background: #fff; color: var(--ink); font-size: .88rem; }
input:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
button { margin-top: 4px; border: 0; border-radius: 999px; padding: 10px 14px; background: linear-gradient(135deg, #0f766e, #14532d); color: #fff; font-size: .9rem; font-weight: 700; cursor: pointer; }
.summary-card { margin-bottom: 10px; background: linear-gradient(135deg, rgba(210,239,233,.85), rgba(255,253,248,.95)); }
.summary-label { margin: 0 0 4px; text-transform: uppercase; letter-spacing: .14em; font-size: .68rem; color: var(--accent); }
.muted,.disclaimer,li { color: var(--muted); }
.strategy-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-bottom: 10px; }
.metric { display: flex; justify-content: space-between; gap: 8px; margin: 0 0 6px; padding-bottom: 6px; border-bottom: 1px dashed var(--line); font-size: .78rem; }
.metric span { color: var(--muted); }
.metric strong { text-align: right; }
.strategy-card.is-best { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.strategy-card.is-risk { border-color: rgba(159,18,57,.3); }
.notes ul { padding-left: 18px; margin-bottom: 8px; margin-top: 6px; font-size: .8rem; line-height: 1.3; }
.notes h3,.summary-card h2 { font-size: .96rem; margin-top: 0; margin-bottom: 6px; }
.disclaimer,.muted { font-size: .79rem; line-height: 1.3; }
.market-panel-side-column { align-self: start; position: sticky; top: 10px; }
.market-panel-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.period-switcher { display: flex; gap: 8px; }
.period-button { margin-top: 0; min-width: 52px; padding: 8px 10px; background: #efe7d8; color: var(--ink); border: 1px solid var(--line); }
.period-button.is-active { background: linear-gradient(135deg, #0f766e, #14532d); color: #fff; border-color: transparent; }
.chart-card { border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.64); padding: 10px; }
.chart-card-stacked { padding: 10px 10px 12px; }
.chart-card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.chart-card-head-combined { align-items: stretch; gap: 8px; }
.market-readout { flex: 1; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,253,248,.92); padding: 8px 10px; }
.market-readout span { display: block; margin-bottom: 4px; color: var(--muted); font: 700 11px/1 "Trebuchet MS", "Segoe UI", sans-serif; text-transform: uppercase; letter-spacing: .08em; }
.market-readout strong { display: block; font: 700 14px/1.2 "Trebuchet MS", "Segoe UI", sans-serif; color: var(--ink); }
.market-readout-qqq strong { color: var(--accent); }
.market-readout-vix strong { color: var(--warn); }
.chart-stack { display: grid; gap: 10px; }
.chart-stack-item { border: 1px solid var(--line); border-radius: 14px; background: rgba(255,253,248,.88); padding: 8px 8px 4px; }
.chart-stack-label { margin: 0 0 4px; font: 700 12px/1 "Trebuchet MS", "Segoe UI", sans-serif; }
.chart-stack-label-qqq { color: var(--accent); }
.chart-stack-label-vix { color: var(--warn); }
.line-chart { width: 100%; height: 220px; display: block; }
.line-chart-stacked { height: 170px; }
.chart-axis,.chart-guide { fill: none; stroke: #d7cfbf; stroke-width: 1; }
.chart-line-qqq { fill: none; stroke: #0f766e; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.chart-line-vix { fill: none; stroke: #9f1239; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.chart-empty { font: 600 14px/1 "Trebuchet MS", "Segoe UI", sans-serif; fill: #7b7468; }
.chart-label { font: 600 11px/1 "Trebuchet MS", "Segoe UI", sans-serif; fill: #7b7468; }
.chart-focus { stroke: rgba(24, 33, 38, 0.72); stroke-width: 2; stroke-dasharray: 6 4; }
.chart-point-qqq { fill: #fff; stroke: #0f766e; stroke-width: 2.5; }
.chart-point-vix { fill: #fff; stroke: #9f1239; stroke-width: 2.5; }
.chart-hitbox { fill: transparent; pointer-events: all; cursor: crosshair; }
@media (max-width: 1480px) {
  .grid-with-side-chart { grid-template-columns: 200px minmax(560px, 1fr) 340px; }
  .main-column { grid-template-columns: minmax(230px, 300px) 1fr; }
}
@media (max-width: 1220px) {
  .grid-with-side-chart { grid-template-columns: 1fr; }
  .main-column { grid-template-columns: 1fr; }
  .strategy-grid { grid-template-columns: 1fr; }
  .market-panel-side-column { position: static; }
  .market-panel-head { flex-direction: column; }
  .chart-card-head-combined { flex-direction: column; }
}