First commit

frontend/app/assets/css/_search.scss

@@ -0,0 +1,182 @@
+@use 'mixins' as *;
+
+// ---------- Search (sidebar bar + centered popup) ----------
+.sidebar-search {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  width: 100%;
+  padding: 9px 12px;
+  border: 1px solid var(--border);
+  border-radius: 10px;
+  background: var(--surface);
+  color: var(--faint);
+  font-size: 0.86rem;
+  font-weight: 550;
+  text-align: left;
+  box-shadow: var(--shadow-sm);
+  transition: border-color 0.15s, color 0.15s;
+
+  &:hover { border-color: var(--border-strong); color: var(--muted); }
+
+  svg { flex-shrink: 0; }
+}
+
+.sidebar-search-label {
+  flex: 1;
+  min-width: 0;
+  overflow: hidden;
+  white-space: nowrap;
+  text-overflow: ellipsis;
+}
+
+.kbd-hint {
+  font-family: inherit;
+  font-size: 0.68rem;
+  font-weight: 600;
+  color: var(--faint);
+  border: 1px solid var(--border);
+  border-bottom-width: 2px;
+  border-radius: 5px;
+  padding: 0 5px;
+  background: var(--surface-2);
+  white-space: nowrap;
+}
+
+.search-overlay { @include overlay(120); }
+
+.search-modal { @include sheet(620px, min(560px, calc(100vh - 110px))); }
+
+.search-modal-field {
+  display: flex;
+  align-items: center;
+  gap: 11px;
+  padding: 13px 16px;
+  border-bottom: 1px solid var(--border);
+
+  svg { flex-shrink: 0; color: var(--faint); }
+}
+
+.search-modal-input {
+  flex: 1;
+  min-width: 0;
+  border: 0;
+  background: transparent;
+  font-size: 1.02rem;
+
+  &:focus, &:focus-visible { outline: none; box-shadow: none; }
+
+  &::placeholder { color: var(--faint); }
+}
+
+.search-spinner {
+  flex-shrink: 0;
+  width: 15px;
+  height: 15px;
+  border-radius: 50%;
+  border: 2px solid color-mix(in srgb, var(--accent) 25%, transparent);
+  border-top-color: var(--accent);
+  animation: search-spin 0.7s linear infinite;
+}
+
+@keyframes search-spin {
+  to { transform: rotate(1turn); }
+}
+
+.search-modal-body {
+  @include sheet-body(8px);
+
+  .banner { margin: 8px 8px 10px; }
+}
+
+.search-results { list-style: none; margin: 0; padding: 0; }
+
+.search-result {
+  display: flex;
+  flex-direction: column;
+  gap: 3px;
+  padding: 10px 12px;
+  border-radius: 11px;
+  text-decoration: none;
+  color: inherit;
+  transition: background-color 0.12s;
+
+  &.active { background: color-mix(in srgb, var(--accent) 12%, transparent); }
+}
+
+.sr-title {
+  font-weight: 650;
+  font-size: 0.94rem;
+  line-height: 1.35;
+
+  mark {
+    background: color-mix(in srgb, var(--accent) 30%, transparent);
+    color: inherit;
+    border-radius: 3px;
+    padding: 0 1px;
+  }
+}
+
+.sr-meta {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  margin-top: 1px;
+  font-size: 0.74rem;
+  color: var(--faint);
+}
+
+.search-quick-title { @include eyebrow; margin: 6px 8px 4px; }
+
+.search-none {
+  text-align: center;
+  padding: 32px 16px;
+  color: var(--muted);
+  font-size: 0.88rem;
+
+  strong { color: var(--text); }
+}
+
+.search-skeleton {
+  height: 54px;
+  margin: 4px;
+  border-radius: 11px;
+  @include shimmer;
+}
+
+.search-modal-foot {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 12px;
+  padding: 9px 14px;
+  border-top: 1px solid var(--border);
+  background: var(--surface);
+  font-size: 0.75rem;
+  color: var(--faint);
+}
+
+.foot-hints {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+
+  .kbd-hint { margin-right: 4px; }
+}
+
+.foot-all {
+  color: var(--accent);
+  text-decoration: none;
+  font-weight: 600;
+  white-space: nowrap;
+
+  &:hover { text-decoration: underline; }
+}
+
+@include popup-anim(
+  'search-popup',
+  '.search-modal',
+  0.16s,
+  transform 0.2s cubic-bezier(0.22, 0.61, 0.36, 1),
+  -10px
+);