/* ==================================================================== */
/* Search (Phase 5a) - header trigger + centered modal overlay          */
/*                                                                      */
/* Styling for the SearchModal component and the header search trigger. */
/* Behavior lives in static/js/search.js. Uses the shared design tokens */
/* (tokens.css) so the surface tracks light/dark like the rest of the   */
/* site. Spec: DESIGN_spike_11.md section 8.                            */
/* ==================================================================== */

/* ---- Header trigger ------------------------------------------------- */

.djc-search-trigger {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  height: 2rem;
  padding: 0 0.6rem;
  background: var(--c-surface-2);
  border: 1px solid var(--c-border);
  border-radius: 0.375rem;
  color: var(--c-fg-subtle);
  font-size: 0.85rem;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.djc-search-trigger:hover {
  color: var(--c-fg);
  border-color: var(--c-fg-subtle);
}

.djc-search-trigger__icon {
  flex-shrink: 0;
}

.djc-search-trigger__label {
  white-space: nowrap;
}

.djc-search-trigger__key {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1;
  padding: 0.2em 0.4em;
  border-radius: 0.25rem;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  color: var(--c-fg-subtle);
}

/* ---- Overlay -------------------------------------------------------- */

.djc-search__overlay {
  position: fixed;
  inset: 0;
  z-index: 200; /* above the sticky header (50) and the mobile drawer (70) */
  display: flex;
  align-items: flex-start;
  justify-content: center;
  /* Sit the dialog in the upper-third so it doesn't jump as results grow */
  padding: clamp(2rem, 12vh, 8rem) 1rem 1rem;
}

.djc-search__overlay[hidden] {
  display: none;
}

.djc-search__backdrop {
  position: absolute;
  inset: 0;
  background: oklch(0% 0 0 / 50%);
}

/* Lock background scroll while the modal is open (set by search.js) */
body.djc-search-open {
  overflow: hidden;
}

/* ---- Dialog --------------------------------------------------------- */

.djc-search__dialog {
  position: relative;
  display: flex;
  flex-direction: column;
  width: min(37.5rem, calc(100vw - 2rem));
  max-height: 80vh;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 0.5rem;
  box-shadow: 0 10px 40px oklch(0% 0 0 / 25%);
  overflow: hidden;
}

/* ---- Input bar ------------------------------------------------------ */

.djc-search__inputbar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--c-border);
}

.djc-search__input-icon {
  flex-shrink: 0;
  color: var(--c-fg-subtle);
  /* In rem so it tracks the root 90% density (was an 18px attribute) */
  width: 1.125rem;
  height: 1.125rem;
}

.djc-search__input {
  flex: 1;
  min-width: 0;
  border: none;
  background: none;
  outline: none;
  font-size: 1rem;
  font-family: var(--font-sans);
  color: var(--c-fg);
}

.djc-search__input::placeholder {
  color: var(--c-fg-subtle);
}

/* Hide the native clear/decoration of type=search */
.djc-search__input::-webkit-search-decoration,
.djc-search__input::-webkit-search-cancel-button {
  -webkit-appearance: none;
}

.djc-search__esc {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.25em 0.5em;
  border-radius: 0.25rem;
  background: var(--c-surface-2);
  border: 1px solid var(--c-border);
  color: var(--c-fg-subtle);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.djc-search__esc:hover {
  color: var(--c-fg);
  border-color: var(--c-fg-subtle);
}

/* ---- Results region ------------------------------------------------- */

.djc-search__results {
  overflow-y: auto;
  padding: 0.5rem;
}

/* Delayed "Searching…" affordance: search.js toggles .is-loading after a
   threshold so fast queries never flash a spinner. */
.djc-search__results.is-loading::after {
  content: "Searching…";
  display: block;
  padding: 1rem;
  color: var(--c-fg-subtle);
  font-size: 0.85rem;
}

.djc-search__section-label {
  padding: 0.4rem 0.6rem;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--c-fg-subtle);
}

/* Empty-state quick links */
.djc-search__quicklinks {
  list-style: none;
  margin: 0;
  padding: 0;
}

.djc-search__quicklink {
  display: block;
  padding: 0.55rem 0.6rem;
  border-radius: 0.375rem;
  color: var(--c-fg);
  text-decoration: none;
  font-size: 0.9rem;
}

.djc-search__quicklink:hover,
.djc-search__quicklink.is-active {
  background: var(--c-accent-dim);
  color: var(--c-accent);
}

/* No-results / error messages */
.djc-search__message {
  padding: 1.5rem 0.6rem;
  color: var(--c-fg-muted);
  font-size: 0.9rem;
  text-align: center;
}

.djc-search__message a {
  color: var(--c-link);
}

/* ---- Result groups + items ------------------------------------------ */

.djc-search__group {
  padding: 0.4rem 0;
}

.djc-search__group + .djc-search__group {
  border-top: 1px solid var(--c-border-subtle);
}

.djc-search__group-title {
  padding: 0.3rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--c-fg-muted);
}

.djc-search__breadcrumb {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--c-fg-subtle);
  margin-bottom: 0.1rem;
}

.djc-search__result {
  display: block;
  padding: 0.5rem 0.6rem;
  border-radius: 0.375rem;
  text-decoration: none;
  color: var(--c-fg);
}

.djc-search__result:hover,
.djc-search__result.is-active {
  background: var(--c-accent-dim);
}

.djc-search__result-title {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--c-fg);
}

.djc-search__result:hover .djc-search__result-title,
.djc-search__result.is-active .djc-search__result-title {
  color: var(--c-accent);
}

.djc-search__result-excerpt {
  margin-top: 0.15rem;
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--c-fg-muted);
  /* Clamp long excerpts to two lines */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Pagefind wraps matched terms in <mark> */
.djc-search__result-excerpt mark {
  background: var(--c-accent-dim);
  color: var(--c-accent);
  padding: 0 0.1em;
  border-radius: 0.15rem;
}

/* ---- Footer --------------------------------------------------------- */

.djc-search__footer {
  display: flex;
  gap: 1rem;
  padding: 0.6rem 1rem;
  border-top: 1px solid var(--c-border);
  font-size: 0.72rem;
  color: var(--c-fg-subtle);
}

.djc-search__hint {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.djc-search__footer kbd {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.1em 0.35em;
  border-radius: 0.2rem;
  background: var(--c-surface-2);
  border: 1px solid var(--c-border);
}

/* ---- 404 page search button ----------------------------------------- */

.djc-notfound__search {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  background: var(--c-accent);
  color: var(--c-bg);
  border: none;
  border-radius: 0.375rem;
  font-size: 0.95rem;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: background 0.15s;
}

.djc-notfound__search:hover {
  background: var(--c-accent-hover);
}

/* ---- In-page highlight (?h= after clicking a result) ---------------- */

/* A highlighter yellow, deliberately NOT the accent color so highlighted text
   never blurs together with inline `code` (which uses the accent). Dark text on
   yellow in both modes (the highlighter metaphor); dark mode uses a deeper
   "dark yellow" so it reads on the dark surface without glaring. */
mark.djc-highlight {
  background: #ffe066;
  color: #1a1a1a;
  padding: 0 0.1em;
  border-radius: 0.15rem;
}

[data-theme="dark"] mark.djc-highlight {
  background: #c99700;
  color: #1a1a1a;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) mark.djc-highlight {
    background: #c99700;
    color: #1a1a1a;
  }
}

/* ---- Mobile --------------------------------------------------------- */

@media (max-width: 768px) {
  /* Trigger shrinks to icon-only so it stays in the header without crowding */
  .djc-search-trigger__label,
  .djc-search-trigger__key {
    display: none;
  }

  .djc-search-trigger {
    padding: 0 0.45rem;
  }

  .djc-search__overlay {
    padding: 0;
    align-items: stretch;
  }

  /* Full-screen modal on small viewports */
  .djc-search__dialog {
    width: 100%;
    max-height: 100vh;
    height: 100%;
    border: none;
    border-radius: 0;
  }

  .djc-search__footer {
    /* The hints are desktop-keyboard oriented; reclaim the space on touch */
    display: none;
  }
}