/* charts.css -- the /charts/ surface.
   Tokens only, both themes. Colours come from theme.css and from
   config/tickers.js for the per-company series; nothing here hardcodes a
   palette value, so light mode inherits without a second implementation. */

.ch-wrap { max-width: 1180px; margin: 0 auto; padding: 28px 20px 64px; }

.ch-head h1 { font-size: 2.6rem; font-weight: 800; letter-spacing: -0.02em; margin: 0 0 10px; color: var(--cebe-text-primary); }
.ch-sub { color: var(--cebe-text-secondary); font-size: 1.3rem; line-height: 1.7; margin: 0 0 8px; max-width: 78ch; }

.ch-section { margin-top: 34px; }
.ch-section-label { font-family: 'JetBrains Mono', monospace; font-size: 1.05rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--cebe-text-tertiary, var(--cebe-text-secondary)); margin-bottom: 12px; }
.ch-loading { color: var(--cebe-text-secondary); font-size: 1.2rem; }

/* Controls */
.ch-card { background: var(--cebe-surface-card); border: 1px solid var(--cebe-border-solid);
  border-radius: 12px; padding: 18px 18px 14px; margin-bottom: 20px; }
.ch-controls { display: flex; flex-wrap: wrap; gap: 16px 22px; align-items: flex-start; margin-bottom: 14px; }
.ch-ctl { display: flex; flex-direction: column; gap: 6px; }
.ch-ctl-label { font-family: 'JetBrains Mono', monospace; font-size: 0.95rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--cebe-text-secondary); }
.ch-select, .ch-date { font-family: 'JetBrains Mono', monospace; font-size: 1.1rem; padding: 7px 10px;
  background: var(--cebe-surface-page, transparent); color: var(--cebe-text-primary);
  border: 1px solid var(--cebe-border-solid); border-radius: 7px; }

.ch-tickers { display: flex; flex-wrap: wrap; gap: 7px; max-width: 640px; }
.ch-tick { font-family: 'JetBrains Mono', monospace; font-size: 1.02rem; padding: 5px 11px; cursor: pointer;
  background: transparent; color: var(--cebe-text-secondary);
  border: 1px solid var(--cebe-border-solid); border-radius: 20px; }
.ch-tick:hover { color: var(--cebe-text-primary); }
.ch-tick.on { color: var(--cebe-text-primary); border-color: currentColor; }
.ch-tick .ch-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }

.ch-toggle { display: inline-flex; gap: 4px; }
.ch-toggle button { font-family: 'JetBrains Mono', monospace; font-size: 1.02rem; padding: 6px 12px; cursor: pointer;
  background: transparent; color: var(--cebe-text-secondary);
  border: 1px solid var(--cebe-border-solid); border-radius: 7px; }
.ch-toggle button.on { color: var(--cebe-surface-page, #09090b); background: var(--cebe-brand-orange); border-color: var(--cebe-brand-orange); }

.ch-note { color: var(--cebe-brand-orange-text); font-size: 1.1rem; line-height: 1.6; margin: 8px 0 0; }

/* Plot */
.ch-svg { width: 100%; height: auto; display: block; overflow: visible; }
.ch-tick-lbl { font: 500 11px 'JetBrains Mono', monospace; fill: var(--cebe-text-tertiary, var(--cebe-text-secondary)); }
.ch-end-lbl { font: 700 12px 'JetBrains Mono', monospace; }
.ch-grid { stroke: var(--cebe-border-solid); stroke-width: 1; }

.ch-legend { display: flex; flex-wrap: wrap; gap: 14px; margin: 10px 0 0; }
.ch-legend span { display: inline-flex; align-items: center; gap: 6px; font-size: 1.1rem; color: var(--cebe-text-secondary); }
.ch-legend i { width: 14px; height: 3px; border-radius: 2px; display: inline-block; }

/* Basis print. Mandatory on every face: a chart that cannot state its basis
   does not render, so this block is never empty when a plot is present. */
.ch-basis { margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--cebe-border-solid); }
.ch-basis-row { display: flex; gap: 10px; font-size: 1.1rem; line-height: 1.65; color: var(--cebe-text-secondary); }
.ch-basis-row b { color: var(--cebe-text-primary); font-family: 'JetBrains Mono', monospace; font-weight: 600; }
.ch-caption { color: var(--cebe-text-secondary); font-size: 1.18rem; line-height: 1.68; margin: 10px 0 0; max-width: 82ch; }
.ch-source { color: var(--cebe-text-tertiary, var(--cebe-text-secondary)); font-size: 1.02rem; line-height: 1.6; margin: 6px 0 0; }

.ch-card-title { font-size: 1.55rem; font-weight: 700; color: var(--cebe-text-primary); margin: 0 0 4px; }
.ch-card-how { font-family: 'JetBrains Mono', monospace; font-size: 1.0rem; color: var(--cebe-text-secondary); margin: 0 0 12px; }

.ch-actions { display: flex; gap: 8px; margin-top: 12px; }
.ch-btn { font-family: 'JetBrains Mono', monospace; font-size: 1.02rem; padding: 6px 12px; cursor: pointer;
  background: transparent; color: var(--cebe-text-secondary);
  border: 1px solid var(--cebe-border-solid); border-radius: 7px; }
.ch-btn:hover { color: var(--cebe-text-primary); border-color: var(--cebe-brand-orange); }

.ch-toast { position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%);
  background: var(--cebe-surface-card); border: 1px solid var(--cebe-border-solid); color: var(--cebe-text-primary);
  padding: 9px 16px; border-radius: 8px; font-family: 'JetBrains Mono', monospace; font-size: 1.05rem;
  z-index: 99999; opacity: 0; pointer-events: none; transition: opacity .2s; }
.ch-toast.show { opacity: 1; }

@media (max-width: 640px) {
  .ch-wrap { padding: 20px 14px 48px; }
  .ch-head h1 { font-size: 2.1rem; }
  .ch-controls { gap: 12px 14px; }
  .ch-tick-lbl { font-size: 13px; }
  .ch-end-lbl { font-size: 14px; }
}