/* Galactic Key chart key check. Colours come only from theme.css tokens. */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--gk-void-navy);
  color: var(--gk-canvas-text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
}
a { color: var(--gk-key-cyan); }
code, pre, .mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }

.skip-link { position: absolute; left: -9999px; top: 8px; }
.skip-link:focus { left: 8px; z-index: 10; background: var(--gk-brushed-titanium); padding: 8px 12px; border-radius: 8px; }
:focus-visible { outline: 2px solid var(--gk-key-cyan); outline-offset: 2px; }

.shell { max-width: 1180px; margin: 0 auto; padding: 0 16px 40px; }
.masthead {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between;
  padding: 14px 0; border-bottom: 1px solid var(--gk-subtle-gray);
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-title { color: var(--gk-bright-aluminum); font-weight: 600; }
.masthead-links { display: flex; flex-wrap: wrap; gap: 6px; }
.nav-chip {
  text-decoration: none; color: var(--gk-dim-aluminum); border: 1px solid var(--gk-subtle-gray);
  border-radius: 999px; padding: 6px 12px; font-size: 13px; min-height: 32px; display: inline-flex; align-items: center;
}
.nav-chip:hover { color: var(--gk-key-cyan); border-color: var(--gk-key-cyan); }

h1 { color: var(--gk-star-white); font-size: clamp(26px, 5vw, 38px); line-height: 1.15; margin: 24px 0 10px; letter-spacing: -0.01em; }
.lead { font-size: 16px; color: var(--gk-bright-aluminum); max-width: 70ch; margin: 8px 0 16px; }

.metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 16px 0; }
.metric {
  background: var(--gk-brushed-titanium); border: 1px solid var(--gk-subtle-gray); border-radius: 14px; padding: 14px 16px;
}
.metric-top { display: flex; justify-content: space-between; gap: 8px; align-items: baseline; }
.metric-label { color: var(--gk-dim-aluminum); font-size: 13px; }
.metric-tag {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gk-readout-green);
  border: 1px solid color-mix(in srgb, var(--gk-readout-green) 45%, transparent); border-radius: 999px; padding: 1px 8px;
}
.metric-big { color: var(--gk-star-white); font-size: clamp(24px, 4vw, 32px); font-weight: 650; margin: 6px 0 4px; font-variant-numeric: tabular-nums; }
.metric-sub { margin: 0; font-size: 13px; color: var(--gk-dim-aluminum); }

.sowhat { display: grid; gap: 8px; margin: 8px 0 12px; }
.sowhat p { margin: 0; padding: 10px 14px; border-left: 3px solid var(--gk-key-cyan); background: color-mix(in srgb, var(--gk-brushed-titanium) 70%, transparent); border-radius: 0 10px 10px 0; }
.sowhat strong, .lead strong { color: var(--gk-star-white); }

.panel {
  background: var(--gk-dark-titanium); border: 1px solid var(--gk-subtle-gray); border-radius: 16px;
  padding: 16px; margin: 16px 0;
}
.panel-head { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: space-between; }
.panel-title { color: var(--gk-star-white); font-size: 18px; margin: 0; }
.panel-note { color: var(--gk-dim-aluminum); font-size: 13px; margin: 6px 0 12px; }
.badge {
  font-size: 12px; border-radius: 999px; padding: 3px 10px; border: 1px solid var(--gk-steel-gray); color: var(--gk-bright-aluminum);
  font-variant-numeric: tabular-nums;
}
.badge.ok { border-color: var(--gk-readout-green); color: var(--gk-readout-green); }
.badge.warn { border-color: var(--gk-warning-amber); color: var(--gk-warning-amber); }
.badge.bad { border-color: var(--gk-alert-red); color: var(--gk-alert-red); }

.reader-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
.reader-card { border: 1px solid var(--gk-subtle-gray); border-radius: 12px; padding: 8px; min-width: 0; margin: 0; }
.reader-card h3 { margin: 0 0 6px; font-size: 13px; color: var(--gk-bright-aluminum); font-weight: 600; }
.reader-card svg { display: block; width: 100%; height: auto; border-radius: 8px; }
.reader-card .reader-foot { margin: 6px 0 0; font-size: 12px; color: var(--gk-dim-aluminum); }
.reader-card .reader-foot.bad { color: var(--gk-alert-red); }
.reader-card .reader-foot.ok { color: var(--gk-readout-green); }
.reader-card.off { opacity: 0.5; }

.fold { margin-top: 20px; }
.fold-summary {
  cursor: pointer; color: var(--gk-bright-aluminum); font-weight: 600; padding: 12px 14px;
  border: 1px solid var(--gk-subtle-gray); border-radius: 12px; background: var(--gk-brushed-titanium); min-height: 44px;
}

.gk-controls { background: var(--gk-brushed-titanium); border: 1px solid var(--gk-subtle-gray); border-radius: 16px; padding: 16px; margin: 16px 0; }
.controls-head { display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between; align-items: center; }
.controls-utility { display: flex; gap: 8px; }
.control-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 12px; }
.control-cell { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.control-wide { grid-column: 1 / -1; }
.label-row { display: flex; align-items: center; gap: 8px; }
.control-label { color: var(--gk-bright-aluminum); font-weight: 600; font-size: 14px; }
.readout { margin-left: auto; color: var(--gk-key-cyan); font-variant-numeric: tabular-nums; }
.gk-help {
  min-width: 32px; min-height: 32px; border-radius: 999px; border: 1px solid var(--gk-steel-gray); background: transparent;
  color: var(--gk-bright-aluminum); cursor: pointer; font: inherit; font-size: 13px; padding: 0 10px;
}
.gk-help[aria-expanded="true"] { border-color: var(--gk-key-cyan); color: var(--gk-key-cyan); }
.help-tip { display: none; margin: 0; font-size: 13px; color: var(--gk-dim-aluminum); background: var(--gk-dark-titanium); border: 1px solid var(--gk-subtle-gray); border-radius: 10px; padding: 8px 10px; }
.help-tip.open { display: block; }

.btn {
  min-height: 44px; border-radius: 12px; border: 1px solid var(--gk-steel-gray); background: transparent; color: var(--gk-bright-aluminum);
  font: inherit; font-weight: 600; padding: 0 16px; cursor: pointer; transition: transform 120ms ease;
}
.btn:hover { border-color: var(--gk-key-cyan); }
.btn:active { transform: scale(0.96); }
.btn-primary { border-color: var(--gk-key-cyan); background: color-mix(in srgb, var(--gk-key-cyan) 12%, transparent); color: var(--gk-star-white); align-self: flex-start; }
.gk-key-toggle[aria-expanded="true"] { border-color: var(--gk-key-cyan); color: var(--gk-key-cyan); }

.segmented { display: flex; flex-wrap: wrap; gap: 6px; }
.seg {
  min-height: 44px; padding: 0 14px; border-radius: 12px; border: 1px solid var(--gk-subtle-gray); background: var(--gk-dark-titanium);
  color: var(--gk-dim-aluminum); font: inherit; cursor: pointer;
}
.control-cell[hidden] { display: none; }
.seg[aria-checked="true"] { border-color: var(--gk-key-cyan); color: var(--gk-star-white); background: color-mix(in srgb, var(--gk-key-cyan) 14%, transparent); }
.toggle-row { display: flex; flex-wrap: wrap; gap: 6px; }
.toggle {
  display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 12px; border-radius: 12px;
  border: 1px solid var(--gk-subtle-gray); background: var(--gk-dark-titanium); color: var(--gk-dim-aluminum); cursor: pointer; font: inherit;
}
.toggle[aria-pressed="true"] { border-color: var(--gk-key-cyan); color: var(--gk-star-white); }
.toggle .tick { width: 14px; height: 14px; border-radius: 4px; border: 1px solid var(--gk-steel-gray); }
.toggle[aria-pressed="true"] .tick { background: var(--gk-key-cyan); border-color: var(--gk-key-cyan); }

.range { width: 100%; min-height: 32px; accent-color: var(--gk-key-cyan); }
.select, .control-text {
  width: 100%; min-height: 44px; border-radius: 12px; border: 1px solid var(--gk-steel-gray); background: var(--gk-dark-titanium);
  color: var(--gk-bright-aluminum); font: inherit; padding: 8px 12px;
}
.control-text { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 14px; resize: vertical; }
.status-line { margin: 12px 0 0; font-size: 13px; color: var(--gk-dim-aluminum); min-height: 1.5em; }

.key-body { margin-top: 10px; display: grid; gap: 6px; padding: 10px 12px; border: 1px solid var(--gk-subtle-gray); border-radius: 10px; background: var(--gk-dark-titanium); }
.key-body[hidden] { display: none; }
.key-row { display: flex; gap: 10px; align-items: center; font-size: 13px; }
.key-dot { width: 12px; height: 12px; border-radius: 999px; flex: none; }
.key-ok { background: var(--gk-readout-green); }
.key-warn { background: var(--gk-warning-amber); }
.key-bad { background: var(--gk-alert-red); }
.key-shape { color: var(--gk-bright-aluminum); letter-spacing: 0.2em; flex: none; }

.legend { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 8px; margin: 12px 0; }
.legend-item { display: flex; gap: 10px; align-items: center; border: 1px solid var(--gk-subtle-gray); border-radius: 10px; padding: 8px 10px; min-width: 0; }
.legend-item svg { flex: none; }
.legend-text { min-width: 0; }
.legend-name { color: var(--gk-bright-aluminum); font-size: 13px; font-weight: 600; overflow-wrap: anywhere; }
.legend-meta { color: var(--gk-dim-aluminum); font-size: 12px; }
.code {
  margin: 0; padding: 12px; border-radius: 10px; background: var(--gk-void-navy); border: 1px solid var(--gk-subtle-gray);
  color: var(--gk-canvas-text); font-size: 12px; white-space: pre-wrap; overflow-wrap: anywhere;
}

.curve-wrap svg { display: block; width: 100%; height: auto; }

.table-box { overflow-x: auto; margin-top: 10px; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th, .data-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--gk-subtle-gray); vertical-align: top; }
.data-table th { color: var(--gk-dim-aluminum); font-weight: 600; }
.data-table td { font-variant-numeric: tabular-nums; }
.swatch { display: inline-block; width: 12px; height: 12px; border-radius: 3px; vertical-align: -1px; margin-right: 6px; border: 1px solid var(--gk-steel-gray); }
.state-ok { color: var(--gk-readout-green); }
.state-warn { color: var(--gk-warning-amber); }
.state-bad { color: var(--gk-alert-red); }

.method { margin: 10px 0 0; padding-left: 20px; display: grid; gap: 8px; font-size: 14px; }

.footer {
  display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; border-top: 1px solid var(--gk-subtle-gray);
  padding-top: 14px; margin-top: 24px; font-size: 12px; color: var(--gk-dim-aluminum);
}

@media (max-width: 960px) {
  .reader-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .control-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .shell { padding: 0 12px 32px; }
  .metrics { grid-template-columns: 1fr; }
  .reader-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .control-grid { grid-template-columns: 1fr; }
  .cards-on-phone thead { display: none; }
  .cards-on-phone, .cards-on-phone tbody, .cards-on-phone tr, .cards-on-phone td { display: block; width: 100%; }
  .cards-on-phone tr { border: 1px solid var(--gk-subtle-gray); border-radius: 10px; margin-bottom: 8px; padding: 6px 0; }
  .cards-on-phone td { border: 0; padding: 4px 12px; }
  .cards-on-phone td::before { content: attr(data-label) ": "; color: var(--gk-dim-aluminum); font-weight: 600; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}