/* ==========================================================================
   Search Overlay — full redesign
   Overrides beautifuljekyll.css search styles
   ========================================================================== */

/* ── Backdrop ────────────────────────────────────────────────────────────── */
#beautifuljekyll-search-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999999;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 0;
  text-align: left;
  animation: search-backdrop-in 0.18s ease;
}

@keyframes search-backdrop-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── Modal card ──────────────────────────────────────────────────────────── */
#search-modal {
  position: absolute;
  top: 10vh;
  left: 50%;
  transform: translateX(-50%);
  width: min(680px, 94vw);
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.22), 0 2px 8px rgba(0,0,0,0.08);
  overflow: hidden;
  animation: search-modal-in 0.2s cubic-bezier(0.34,1.3,0.64,1);
}

@keyframes search-modal-in {
  from { opacity: 0; transform: translateX(-50%) translateY(-16px) scale(0.97); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0)     scale(1);    }
}

/* ── Search input row ────────────────────────────────────────────────────── */
#search-input-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1.5px solid #f0f0f0;
}

#search-input-icon {
  flex-shrink: 0;
  color: #008AFF;
  display: flex;
  align-items: center;
}

#nav-search-input {
  flex: 1;
  font-size: 1.05rem;
  font-family: 'Open Sans', sans-serif;
  color: #1a1a2e;
  background: transparent;
  border: none;
  outline: none;
  padding: 0;
  margin: 0;
  width: auto;
  border-radius: 0;
  box-shadow: none;
  text-align: left;
  transition: none;
}

#nav-search-input::placeholder {
  color: #aab0bc;
  font-weight: 400;
}

#nav-search-input:focus {
  background: transparent;
  box-shadow: none;
  outline: none;
}

/* ── Close button ────────────────────────────────────────────────────────── */
#nav-search-exit {
  position: static;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: #f4f6f9;
  color: #666;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  margin: 0;
  right: auto;
  top: auto;
}

#nav-search-exit:hover {
  background: #e8edf5;
  color: #111;
}

/* ── Keyboard shortcut hint ──────────────────────────────────────────────── */
#search-esc-hint {
  font-size: 0.7rem;
  color: #aab0bc;
  padding: 0 20px 10px;
  font-family: 'Open Sans', sans-serif;
  display: flex;
  align-items: center;
  gap: 4px;
}

#search-esc-hint kbd {
  display: inline-block;
  padding: 1px 6px;
  font-size: 0.68rem;
  background: #f0f2f5;
  border: 1px solid #d0d5dd;
  border-radius: 4px;
  font-family: monospace;
  color: #555;
}

/* ── Results container ───────────────────────────────────────────────────── */
#search-results-container {
  list-style: none;
  padding: 8px 12px 12px;
  margin: 0;
  max-height: calc(80vh - 120px);
  overflow-y: auto;
  font-size: 1rem;
  color: inherit;
  scrollbar-width: thin;
  scrollbar-color: #dde1e8 transparent;
}

#search-results-container::-webkit-scrollbar { width: 5px; }
#search-results-container::-webkit-scrollbar-thumb { background: #dde1e8; border-radius: 99px; }

/* Empty state */
#search-results-container:empty::after {
  content: 'Nhập từ khoá để tìm kiếm bài viết...';
  display: block;
  padding: 24px 8px;
  text-align: center;
  color: #aab0bc;
  font-size: 0.9rem;
  font-family: 'Open Sans', sans-serif;
}

/* ── Each result item ────────────────────────────────────────────────────── */
#search-results-container li {
  border-radius: 10px;
  transition: background 0.12s;
}

#search-results-container li:hover {
  background: #f4f8ff;
}

#search-results-container a {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 10px;
  text-decoration: none;
  color: inherit;
  border-radius: 10px;
}

#search-results-container a:hover {
  color: inherit;
  text-decoration: none;
}

/* Icon dot */
.search-result-dot {
  flex-shrink: 0;
  margin-top: 4px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #008AFF;
  opacity: 0.5;
}

li:hover .search-result-dot {
  opacity: 1;
}

.search-result-body {
  flex: 1;
  min-width: 0;
}

.search-result-title {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: #1a1a2e;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.4;
}

li:hover .search-result-title {
  color: #008AFF;
}

.search-result-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 3px;
  flex-wrap: wrap;
}

.search-result-date {
  font-size: 0.74rem;
  color: #8a92a6;
  font-family: 'Open Sans', sans-serif;
}

.search-result-tags {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.search-result-tag {
  font-size: 0.68rem;
  background: #eef4ff;
  color: #008AFF;
  border-radius: 99px;
  padding: 1px 8px;
  font-family: 'Open Sans', sans-serif;
  font-weight: 600;
  white-space: nowrap;
}

/* Divider between items */
#search-results-container li + li {
  border-top: 1px solid #f5f5f5;
  margin-top: 2px;
  padding-top: 2px;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 576px) {
  #search-modal {
    top: 0;
    border-radius: 0 0 16px 16px;
    width: 100vw;
  }
  #nav-search-input { font-size: 0.95rem; }
}