.context-line { display: block; margin-bottom: 12px; color: var(--accent-strong); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; }

.split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; align-items: start; }
.note { padding: 20px 22px; border-left: 3px solid var(--border); background: var(--surface); }
.note.is-accent { border-left-color: var(--accent); }
.note.is-warning { border-left-color: var(--warning); }
.note h3 { margin-bottom: 9px; }
.note p { margin: 0; color: var(--muted-strong); }
.note p + p { margin-top: 10px; }

.metric-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 28px; border-top: 1px solid var(--border); border-left: 1px solid var(--border); }
.metric { min-height: 130px; padding: 18px; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.metric > span:first-child { display: block; color: var(--muted); font-size: 12px; }
.metric strong { display: block; margin-top: 5px; color: var(--foreground); font-family: var(--font-mono); font-size: 23px; font-weight: 500; }
.metric-detail { display: block; margin-top: 9px; color: var(--muted); font-size: 13px; line-height: 1.4; }

.table-shell { overflow-x: auto; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px 14px; border-bottom: 1px solid var(--border-soft); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 13px; font-weight: 500; }
td { color: var(--muted-strong); }
tbody tr:last-child td { border-bottom: 0; }
td strong { color: var(--foreground); font-weight: 500; }
.number { text-align: right; font-family: var(--font-mono); font-size: 13px; font-variant-numeric: tabular-nums; }
.wide-table { min-width: 780px; }
.state-good { color: var(--accent-strong); }
.state-watch { color: var(--warning); }
.state-stop { color: var(--danger); }

.field-label { display: block; margin-bottom: 6px; color: var(--muted); font-size: 12px; }
.input {
  width: 100%;
  min-height: 36px;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--foreground);
}
.input::placeholder { color: #77736b; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 6px 10px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: var(--surface-strong);
  color: var(--foreground);
  font-size: 13px;
  cursor: pointer;
}
.button:hover { border-color: var(--accent); }
.button-outline { border-color: var(--border); background: transparent; }
.button-ghost { background: transparent; color: var(--muted-strong); }
.muted-copy { margin: 0; color: var(--muted); font-size: 13px; }

.driver-popover.rths-tour {
  --tour-border: color-mix(in srgb, var(--accent) 70%, var(--border));
  max-width: 320px;
  padding: 14px;
  border: 1px solid var(--tour-border);
  border-radius: var(--radius);
  background: var(--surface-strong);
  box-shadow: none;
  color: var(--foreground);
  font-family: var(--font-sans);
}
.rths-tour .driver-popover-title { padding-right: 28px; font-size: 15px; font-weight: 600; }
.rths-tour .driver-popover-description { color: var(--muted-strong); font-size: 13px; line-height: 1.5; }
.rths-tour .driver-popover-close-btn { color: var(--muted); }
.rths-tour .driver-popover-close-btn:hover,
.rths-tour .driver-popover-close-btn:focus { color: var(--foreground); }
.rths-tour .driver-popover-progress-text { color: var(--muted); font-family: var(--font-mono); font-size: 11px; }
.rths-tour .driver-popover-footer-btn {
  border-color: var(--border);
  border-radius: var(--radius);
  background: transparent;
  color: var(--foreground);
  font-family: var(--font-sans);
}
.rths-tour .driver-popover-footer-btn:hover,
.rths-tour .driver-popover-footer-btn:focus { border-color: var(--accent); background: transparent; }
.rths-tour .driver-popover-next-btn { border-color: var(--accent); background: var(--accent); color: #fff; }
.rths-tour .driver-popover-next-btn:hover,
.rths-tour .driver-popover-next-btn:focus { background: var(--accent-strong); color: var(--background); }
.rths-tour .driver-popover-arrow {
  z-index: 2;
  width: 14px;
  height: 14px;
  border: 0;
  background: var(--surface-strong);
  transform: rotate(45deg);
}
.rths-tour .driver-popover-arrow-side-right { right: calc(100% - 7px); border-bottom: 1px solid var(--tour-border); border-left: 1px solid var(--tour-border); }
.rths-tour .driver-popover-arrow-side-left { left: calc(100% - 7px); border-top: 1px solid var(--tour-border); border-right: 1px solid var(--tour-border); }
.rths-tour .driver-popover-arrow-side-bottom { bottom: calc(100% - 7px); border-top: 1px solid var(--tour-border); border-left: 1px solid var(--tour-border); }
.rths-tour .driver-popover-arrow-side-top { top: calc(100% - 7px); border-right: 1px solid var(--tour-border); border-bottom: 1px solid var(--tour-border); }
.force-unit-tour.driver-popover-side-right { transform: translateX(18px); }
.force-unit-tour.driver-popover-side-left { transform: translateX(-18px); }
.force-unit-tour.driver-popover-side-bottom { transform: translateY(18px); }
.force-unit-tour.driver-popover-side-top { transform: translateY(-18px); }
.driver-active .series-color-picker.driver-active-element { width: 14px; }

.math-block { overflow-x: auto; margin: 24px 0; padding: 18px 20px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: #131311; color: var(--foreground); text-align: center; }
.math-block.is-key { border-top-color: var(--accent); border-bottom-color: var(--accent); }
.math-block math { min-width: max-content; font-family: "Cambria Math", "STIX Two Math", serif; font-size: 17px; }
.inline-math { color: inherit; font-size: 1em; vertical-align: baseline; }
.equation-caption { margin: -12px 0 26px; color: var(--muted); font-size: 13px; text-align: center; }

.system-strip { display: grid; grid-template-columns: repeat(5, minmax(125px, 1fr)); align-items: stretch; overflow-x: auto; margin: 25px 0; }
.system-node { position: relative; min-width: 125px; padding: 14px 26px 14px 14px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); border-left: 1px solid var(--border); }
.system-node:last-child { border-right: 1px solid var(--border); }
.system-node:not(:last-child)::after { content: "→"; position: absolute; top: 14px; right: 8px; color: var(--accent); }
.system-node strong { display: block; font-size: 14px; font-weight: 500; }
.system-node span { display: block; margin-top: 4px; color: var(--muted); font-size: 12px; line-height: 1.4; }

.idea-rank { display: grid; grid-template-columns: 58px 1fr; border-top: 1px solid var(--border); }
.idea-rank:last-child { border-bottom: 1px solid var(--border); }
.idea-rank > span { padding: 18px 12px; color: var(--accent-strong); font-family: var(--font-mono); font-size: 13px; }
.idea-rank > div { padding: 16px 18px; border-left: 1px solid var(--border); }
.idea-rank h3 { font-size: 16px; }
.idea-rank p { margin: 6px 0 0; color: var(--muted); font-size: 14px; }
.step-list { counter-reset: step; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--border); }
.step-list li { counter-increment: step; display: grid; grid-template-columns: 42px 1fr; padding: 15px 0; border-bottom: 1px solid var(--border); color: var(--muted-strong); }
.step-list li::before { content: counter(step, decimal-leading-zero); color: var(--accent-strong); font-family: var(--font-mono); font-size: 12px; }