/**
 * search.css — Search Page Styles
 * ═══════════════════════════════════════════════════════════════
 * The landing page IS the search page. Clean, minimal,
 * GitHub-issue-search aesthetic. No decorations.
 * ═══════════════════════════════════════════════════════════════
 */

/* ── 0. Terminal Typewriter ──────────────────────────────────── */

.terminal-typewriter {
  display: block;
  font-family: "JetBrains Mono", monospace;
  font-weight: 500;
  letter-spacing: -0.01em;
  white-space: normal;
  overflow-wrap: break-word;
  color: var(--mb-text-muted);
  margin-bottom: 2rem;
  min-height: 2.4rem;
  line-height: 1.4;
  font-size: 1.45rem;
}

#tw-text {
  display: inline;
  font-size: inherit;
  line-height: 1;
}

.tw-cursor {
  display: inline-block;
  width: 0.55em;
  height: 2px;
  background-color: var(--mb-accent);
  margin-left: 2px;
  vertical-align: -0.15em;
  animation: tw-blink 1s step-end infinite;
  border-radius: 1px;
}

@keyframes tw-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@media (max-width: 600px) {
  .terminal-typewriter {
    font-size: 1.08rem;
    min-height: 1.5rem;
    margin-bottom: 1.1rem;
  }
}
@media (max-width: 400px) {
  .terminal-typewriter {
    font-size: 0.93rem;
    min-height: 1.1rem;
  }
}

/* ── 1. Search Page Layout ───────────────────────────────────── */
.search-page {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.search-header {
  margin-bottom: 1.5rem;
}

.search-header h1 {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--mb-text-faint);
  margin: 0 0 1rem 0;
  border: none;
  letter-spacing: 0;
  text-transform: none;
}
@media (max-width: 600px) {
  .search-header h1 {
    font-size: 0.82rem;
    margin-bottom: 0.7rem;
  }
}
@media (max-width: 400px) {
  .search-header h1 {
    font-size: 0.7rem;
    margin-bottom: 0.5rem;
  }
}
.search-header h1 .site-name { color: var(--mb-accent); font-weight: 600; }
.ssh-sep,
.ssh-path { color: var(--mb-text-faint); }
.ssh-user  { color: var(--mb-text-faint); }
.ssh-cmd   { color: var(--mb-text-muted); }

/* ── 2b. Search help hints ───────────────────────────────────── */
.search-help {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4em 0.6em;
  margin-top: 0.5rem;
  font-size: 0.72rem;
  font-family: "JetBrains Mono", monospace;
  color: var(--mb-text-faint);
}
.search-help-flag {
  color: var(--mb-accent);
  font-weight: 600;
  letter-spacing: 0;
}
.search-help-tip kbd {
  display: inline-block;
  font-family: inherit;
  font-size: inherit;
  background: var(--mb-surface-2);
  border: 1px solid var(--mb-border);
  border-radius: 3px;
  padding: 0 0.35em;
  line-height: 1.5;
  color: var(--mb-text);
}
.search-help-sep {
  opacity: 0.4;
}
@media (max-width: 480px) {
  .search-help-sep { display: none; }
  .search-help { gap: 0.3em 0; flex-direction: column; align-items: flex-start; }
}

/* ── 2. Search Input ─────────────────────────────────────────── */
.search-form {
  display: flex;
  border: 1px solid var(--mb-border);
  border-radius: var(--pico-border-radius);
  overflow: hidden;
  background: var(--mb-surface-1);
  transition: border-color 0.1s;
}
@media (max-width: 600px) {
  .search-form {
    border-radius: 0.7rem;
  }
}
.search-form:focus-within {
  border-color: var(--mb-border-focus);
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  box-shadow: none;
  padding: 0.65rem 0.9rem;
  font-size: 0.95rem;
  color: var(--mb-text);
  font-family: var(--pico-font-family-sans-serif);
  min-width: 0;
  width: 100%;
  box-sizing: border-box;
}

.search-input:focus {
  box-shadow: none;
  outline: none;
}
@media (max-width: 600px) {
  .search-input {
    font-size: 0.98rem;
    padding: 0.6rem 0.7rem;
    border-radius: 0.5rem;
  }
}
@media (max-width: 400px) {
  .search-input {
    font-size: 0.93rem;
    padding: 0.5rem 0.5rem;
    border-radius: 0.3rem;
  }
}
.search-input::placeholder { color: var(--mb-text-faint); }

/* ── 3. Search Filters Bar ───────────────────────────────────── */
.search-filters {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.75rem 0;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--mb-border);
}

.filter-label {
  font-size: 0.75rem;
  font-family: "JetBrains Mono", monospace;
  color: var(--mb-text-faint);
  margin-right: 0.25rem;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  font-family: "JetBrains Mono", monospace;
  color: var(--mb-text-faint);
  border: 1px solid var(--mb-border);
  border-radius: var(--pico-border-radius-sm);
  cursor: pointer;
  background: transparent;
  user-select: none;
  transition: background 0.1s, color 0.1s, border-color 0.1s;
}
.filter-chip:hover,
.filter-chip.active {
  color: var(--mb-accent);
  border-color: var(--mb-accent);
  background: var(--mb-accent-bg);
}

/* ── 4. Sort & Results Count Bar ─────────────────────────────── */
.search-meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.75rem 0;
  font-size: 0.8rem;
  font-family: "JetBrains Mono", monospace;
  color: var(--mb-text-faint);
}
@media (max-width: 600px) {
  .search-meta-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.3rem;
    font-size: 0.93rem;
  }
}

.results-count { flex-shrink: 0; }
.results-count strong { color: var(--mb-text-muted); }

.sort-select {
  width: auto;
  background: var(--mb-surface-2);
  border: 1px solid var(--mb-border);
  border-radius: var(--pico-border-radius-sm);
  color: var(--mb-text-muted);
  font-size: 0.78rem;
  font-family: "JetBrains Mono", monospace;
  padding: 0.2rem 0.5rem;
  cursor: pointer;
  vertical-align: middle;
}
@media (max-width: 600px) {
  .sort-select {
    font-size: 0.93rem;
    padding: 0.3rem 0.7rem;
    margin-top: 0.1rem;
    width: 100%;
    border-radius: 0.5rem;
    align-self: center;
  }
}
@media (max-width: 400px) {
  .sort-select {
    font-size: 0.89rem;
    padding: 0.2rem 0.5rem;
    border-radius: 0.3rem;
  }
}
.sort-select:focus {
  border-color: var(--mb-border-focus);
  outline: none;
}

/* ── 5. Search Tabs ──────────────────────────────────────────── */
.search-tabs {
  display: flex;
  border-bottom: 1px solid var(--mb-border);
  margin-bottom: 1rem;
  overflow-x: auto;
  gap: 0;
}

.search-tab {
  padding: 0.5rem 0.85rem;
  font-size: 0.82rem;
  font-family: "JetBrains Mono", monospace;
  color: var(--mb-text-faint);
  cursor: pointer;
  border: none;
  background: transparent;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  white-space: nowrap;
  transition: color 0.1s;
}
.search-tab:hover { color: var(--mb-text-muted); }
.search-tab.active {
  color: var(--mb-text);
  border-bottom-color: var(--mb-accent);
}

/* ── 6. Search Results List ──────────────────────────────────── */
.search-results {
  border: 1px solid var(--mb-border);
  border-radius: var(--pico-border-radius);
  overflow: hidden;
}

.search-result-item {
  display: block;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--mb-border);
  text-decoration: none;
  background: var(--mb-bg);
  transition: background 0.1s;
}
.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover {
  background: var(--mb-surface-1);
  text-decoration: none;
  --pico-text-decoration: none;
}
.search-result-item:hover * { text-decoration: none; }
.search-result-item .result-title:hover { color: var(--mb-accent); }
.search-result-item .tag-chip:hover { color: var(--mb-accent); border-color: var(--mb-accent); }

.result-path {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.72rem;
  font-family: "JetBrains Mono", monospace;
  color: var(--mb-text-faint);
  margin-bottom: 0.25rem;
}

.result-read-time {
  font-size: 0.72rem;
  font-family: "JetBrains Mono", monospace;
  color: var(--mb-text-faint);
  flex-shrink: 0;
}

.result-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--mb-text);
  margin-bottom: 0.3rem;
  line-height: 1.35;
}

.result-excerpt {
  font-size: 0.83rem;
  color: var(--mb-text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.result-footer {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

/* Highlight matched text */
.result-title mark,
.result-excerpt mark {
  background: var(--mb-accent-bg-sel);
  color: var(--mb-accent-bright);
  padding: 0;
  border-radius: 0;
}

/* Infinite scroll sentinel */
.scroll-sentinel {
  height: 1px;
  margin-top: 0.5rem;
}

/* ── 7. Search Empty / Loading States ────────────────────────── */
.search-empty {
  padding: 2.5rem 1rem;
  text-align: center;
  color: var(--mb-text-faint);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  border: 1px solid var(--mb-border);
  border-radius: var(--pico-border-radius);
}
.search-empty .empty-icon {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 0.5rem;
  opacity: 0.4;
}

.search-loading {
  padding: 1.5rem;
  text-align: center;
  color: var(--mb-text-faint);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
}

/* ── 8. Homepage quick-nav sections (below search) ───────────── */
.quick-nav {
  margin-top: 1.5rem;
}

.quick-nav-title {
  font-size: 0.72rem;
  font-family: "JetBrains Mono", monospace;
  color: var(--mb-text-faint);
  letter-spacing: 0.02em;
  text-transform: none;
  margin-bottom: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
}

.title-prompt {
  color: var(--mb-accent);
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
}

.quick-nav-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--mb-border);
  border-radius: var(--pico-border-radius);
  overflow: hidden;
}

.quick-nav-item {
  display: flex;
  flex-direction: column;
  padding: 0.75rem 1rem;
  /* use top+left borders — container edge covers first row/col,
     so last row and last column never have a trailing border */
  border-left: 1px solid var(--mb-border);
  border-top: 1px solid var(--mb-border);
  text-decoration: none;
  background: var(--mb-bg);
  transition: background 0.1s;
}
/* first row: container top-border is the line, no inner border needed */
.quick-nav-item:nth-child(-n+4) { border-top: none; }
/* first column: container left-border is the line */
.quick-nav-item:nth-child(4n+1) { border-left: none; }
.quick-nav-item:hover { background: var(--mb-surface-1); }

.quick-nav-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--mb-text);
  margin-bottom: 0.2rem;
}
.quick-nav-count {
  font-size: 0.72rem;
  font-family: "JetBrains Mono", monospace;
  color: var(--mb-text-faint);
}

/* ── 9. Fresh this week section ───────────────────────────────── */
.quick-nav-title-block {
  display: flex;
  flex-direction: row;
  align-items: baseline;
  gap: 0.6em;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}
.sections-header-desc {
  margin: 0;
}
@media (max-width: 480px) {
  .quick-nav-title-block {
    flex-direction: column;
    gap: 0.2rem;
  }
}

.week-section {
  margin-top: 2.5rem;
}
.week-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6em;
  border-bottom: 1px solid var(--mb-border);
  padding-bottom: 0.5rem;
  margin-bottom: 1.25rem;
}
.week-header-main {
  display: flex;
  flex-direction: row;
  align-items: baseline;
  gap: 0.6em;
  flex-wrap: wrap;
}
.week-header-desc {
  margin: 0;
}
@media (max-width: 480px) {
  .week-header-main {
    flex-direction: column;
    gap: 0.2rem;
  }
}
.week-section-count {
  font-size: 0.7rem;
  font-family: "JetBrains Mono", monospace;
  color: var(--mb-accent);
  background: var(--mb-accent-bg);
  border: 1px solid color-mix(in srgb, var(--mb-accent) 30%, transparent);
  border-radius: 999px;
  padding: 0.1em 0.55em;
  line-height: 1.6;
}

/* 3 columns on desktop, matching listing pages */
.week-section .posts-grid {
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 900px) {
  .week-section .posts-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .week-section .posts-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .search-page { padding: 1rem 0.75rem; }
  .quick-nav-grid { grid-template-columns: 1fr 1fr; }
  /* reset 4-col rules, then apply 2-col equivalents */
  .quick-nav-item:nth-child(-n+4) { border-top: 1px solid var(--mb-border); }
  .quick-nav-item:nth-child(4n+1) { border-left: 1px solid var(--mb-border); }
  .quick-nav-item:nth-child(-n+2) { border-top: none; }
  .quick-nav-item:nth-child(2n+1) { border-left: none; }
}