/* headers.restapi.wtf — site-specific styles.
   Shared design tokens in /shared/styles-base.css.
   Common components in /shared/components.css. */

/* Lookup search input shared shape with other tools — same as endpoint's audit input,
   but no "go" button beside it. */

.lookup-controls {
  position: sticky;
  top: 60px;
  background: var(--bg);
  padding: 8px 0 16px;
  z-index: 5;
}
.lookup-search {
  width: 100%;
  font: inherit;
  font-family: var(--mono);
  font-size: 16px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r);
  color: var(--fg);
  padding: 12px 14px;
  min-height: 48px;
}
.lookup-search:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}

.lookup-section { margin: 24px 0; }
.lookup-section h2 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin: 0 0 12px;
}
.lookup-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 8px;
}
.lookup-row {
  display: block;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--bg);
  color: var(--fg);
  text-decoration: none;
  min-height: 48px;
}
.lookup-row:hover { border-color: var(--border-strong); background: var(--bg-elev); text-decoration: none; }
.lookup-row .h-name {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 14px;
}
.lookup-row .h-summary {
  display: block;
  font-size: 12px;
  color: var(--fg-muted);
  margin-top: 2px;
  line-height: 1.4;
}
.lookup-empty {
  color: var(--fg-muted);
  padding: 24px 0;
  text-align: center;
}

/* Header detail page */

.h-detail-head h1 {
  margin: 0 0 6px;
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 600;
  line-height: 1.2;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}
.h-direction-pill {
  font-family: var(--sans);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 500;
}

.syntax-block {
  margin: 0;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 12px;
  font-family: var(--mono);
  font-size: 13px;
  overflow-x: auto;
  white-space: pre;
  color: var(--fg);
}
.example-block {
  margin: 0;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 12px;
  font-family: var(--mono);
  font-size: 13px;
  overflow-x: auto;
  white-space: pre;
  color: var(--fg);
}

.values-grid { display: grid; gap: 8px; }
.value-row {
  display: grid;
  grid-template-columns: minmax(140px, max-content) 1fr;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.value-row:last-child { border-bottom: 0; }
.value-row code {
  font-family: var(--mono);
  font-size: 13px;
  background: var(--bg-elev);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--fg);
  word-break: break-word;
}
.value-row .value-desc { color: var(--fg-muted); font-size: 14px; line-height: 1.5; }

.gotcha-list { margin: 0; padding: 0; list-style: none; }
.gotcha-list li {
  padding: 10px 12px;
  margin: 0 0 8px;
  border-left: 3px solid var(--warn-border);
  background: var(--warn-bg);
  border-radius: 0 var(--r) var(--r) 0;
  color: var(--fg);
  line-height: 1.5;
}

.rfc-box {
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 12px 14px;
  background: var(--bg-elev);
}
.rfc-box .rfc-ref {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--fg-muted);
  margin-bottom: 6px;
}
.rfc-box .rfc-rw { color: var(--fg-muted); font-size: 14px; }

/* Leaf result (picker outcome) */

.leaf-card {
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 14px 16px;
  margin-bottom: 10px;
  background: var(--bg);
}
.leaf-card h3 {
  margin: 0 0 6px;
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 600;
}
.leaf-card h3 a { color: inherit; }
.leaf-card p { margin: 0; color: var(--fg-muted); }

/* Compare mode chooser & /vs/ page reuse status site styles — kept here in case they diverge later. */

.compare-mode-sides {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}
.compare-side { display: flex; flex-direction: column; min-width: 0; }
.compare-side-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 8px;
}
.compare-selection {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r);
  background: var(--bg-elev);
  margin-bottom: 10px;
  min-height: 48px;
}
.compare-selection-empty {
  border-style: dashed;
  border-color: var(--border);
  background: var(--bg);
  color: var(--fg-subtle);
}
.compare-selection-name {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 15px;
}
.compare-selection-summary {
  color: var(--fg-muted);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
}
.compare-selection-clear {
  appearance: none;
  background: transparent;
  border: 0;
  color: var(--fg-muted);
  cursor: pointer;
  font-size: 16px;
  padding: 4px 8px;
  line-height: 1;
}
.compare-selection-clear:hover { color: var(--fg); }

.compare-search { margin-bottom: 8px; }
.compare-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 50vh;
  overflow-y: auto;
  padding-right: 4px;
}
.header-pick {
  appearance: none;
  display: flex;
  flex-direction: column;
  width: 100%;
  text-align: left;
  font: inherit;
  cursor: pointer;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 8px 12px;
  min-height: 44px;
}
.header-pick:hover { border-color: var(--border-strong); background: var(--bg-elev); }
.header-pick.selected {
  border-color: var(--accent);
  background: var(--bg-elev);
  box-shadow: inset 0 0 0 1px var(--accent);
}
.header-pick .h-name { font-family: var(--mono); font-weight: 600; font-size: 14px; }
.header-pick .h-summary { color: var(--fg-muted); font-size: 12px; line-height: 1.4; margin-top: 2px; }

.compare-mode-footer {
  position: sticky;
  bottom: 0;
  margin-top: 20px;
  padding: 12px 0;
  background: linear-gradient(to bottom, transparent, var(--bg) 30%);
}
.compare-go {
  appearance: none;
  display: block;
  width: 100%;
  font: inherit;
  font-weight: 500;
  background: var(--accent);
  color: var(--accent-fg);
  border: 0;
  border-radius: var(--r);
  padding: 14px 16px;
  min-height: 52px;
  cursor: pointer;
  font-size: 15px;
}
.compare-go:hover { filter: brightness(1.05); }
.compare-go[disabled] {
  background: var(--bg-elev);
  color: var(--fg-subtle);
  border: 1px dashed var(--border);
  cursor: not-allowed;
}

/* /vs/ page — interleaved layout */

.compare-head { margin-bottom: 16px; }
.compare-title {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 600;
}
.compare-cols { margin-bottom: 8px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.compare-col-label {
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 10px 12px;
  background: var(--bg-elev);
}
.compare-col-label a {
  color: var(--fg);
  text-decoration: none;
}
.compare-col-label .col-name {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 16px;
}
.compare-col-label .col-summary {
  color: var(--fg-muted);
  font-size: 13px;
  margin-top: 2px;
}
.compare-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-items: start;
}
.compare-cell { min-width: 0; }
.compare-cell-text { margin: 0; color: var(--fg-muted); }
.compare-cell ul { margin: 0; padding: 0; list-style: none; }
.compare-cell li {
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
}
.compare-cell li:last-child { border-bottom: 0; }
.compare-cell .syntax-block,
.compare-cell .example-block { font-size: 12px; padding: 10px; }

.compare-footer .compare-row a {
  display: block;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 10px 12px;
  background: var(--bg-elev);
  font-size: 14px;
}
.compare-footer .compare-row a:hover {
  border-color: var(--border-strong);
  text-decoration: none;
}

@media (max-width: 700px) {
  .compare-mode-sides { grid-template-columns: 1fr; }
  .compare-list { max-height: 38vh; }
  .compare-row { grid-template-columns: 1fr; gap: 4px; }
  .compare-cell { padding: 10px 0 4px; border-top: 1px dashed var(--border); }
  .compare-cell:first-child { border-top: 0; }
  .compare-cell::before {
    content: attr(data-label);
    display: block;
    font-family: var(--mono);
    font-size: 12px;
    color: var(--fg-subtle);
    margin-bottom: 6px;
  }
  .compare-cols { display: none; }
}
@media (max-width: 540px) {
  .h-detail-head h1 { font-size: 22px; gap: 8px; }
  .lookup-controls { top: 56px; }
  .value-row { grid-template-columns: 1fr; gap: 4px; }
}