/* =========================================================
   Artemis — redesign: modern, minimalist, compact, symmetric
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
  --font: ui-sans-serif, system-ui, -apple-system, "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;

  /* 4px grid */
  --s1:  4px;
  --s2:  8px;
  --s3: 12px;
  --s4: 16px;
  --s5: 24px;
  --s6: 32px;
  --s7: 48px;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-pill: 999px;

  /* Motion */
  --ease: cubic-bezier(.22, 1, .36, 1);
  --spring: cubic-bezier(.16, 1.05, .3, 1);
  --d1: 120ms;
  --d2: 180ms;
  --d3: 260ms;

  /* Sizing */
  --topbar-h: 56px;
  --container: 760px;
  --field-h: 44px;
}

/* ---------- Light ---------- */
:root,
:root[data-theme="light"] {
  --bg:        #fafafa;
  --surface:   #ffffff;
  --elev:      #ffffff;

  --line:      rgba(0,0,0,.07);
  --line-2:    rgba(0,0,0,.12);

  --text:      #0a0a0a;
  --text-2:    #404044;
  --text-3:    #727275;
  --text-4:    #a1a1a6;

  --accent:    #0066cc;
  --accent-2:  #004c99;
  --visited:   #6f45c3;

  --hover:     rgba(0,0,0,.04);
  --press:     rgba(0,0,0,.07);
  --focus:     rgba(0,102,204,.35);

  --shadow-pop: 0 8px 32px rgba(0,0,0,.10), 0 2px 8px rgba(0,0,0,.05);
}

/* ---------- Dark ---------- */
:root[data-theme="dark"] {
  --bg:        #0a0a0b;
  --surface:   #121214;
  --elev:      #1a1a1c;

  --line:      rgba(255,255,255,.07);
  --line-2:    rgba(255,255,255,.13);

  --text:      #f2f2f4;
  --text-2:    #c8c8cc;
  --text-3:    #8a8a90;
  --text-4:    #5a5a60;

  --accent:    #409cff;
  --accent-2:  #6bb4ff;
  --visited:   #b49dff;

  --hover:     rgba(255,255,255,.05);
  --press:     rgba(255,255,255,.09);
  --focus:     rgba(64,156,255,.4);

  --shadow-pop: 0 12px 40px rgba(0,0,0,.55), 0 2px 8px rgba(0,0,0,.4);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --bg:        #0a0a0b;
    --surface:   #121214;
    --elev:      #1a1a1c;
    --line:      rgba(255,255,255,.07);
    --line-2:    rgba(255,255,255,.13);
    --text:      #f2f2f4;
    --text-2:    #c8c8cc;
    --text-3:    #8a8a90;
    --text-4:    #5a5a60;
    --accent:    #409cff;
    --accent-2:  #6bb4ff;
    --visited:   #b49dff;
    --hover:     rgba(255,255,255,.05);
    --press:     rgba(255,255,255,.09);
    --focus:     rgba(64,156,255,.4);
    --shadow-pop: 0 12px 40px rgba(0,0,0,.55), 0 2px 8px rgba(0,0,0,.4);
  }
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; padding: 0; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }

:focus { outline: 0; }
:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
  border-radius: 4px;
}
::selection { background: color-mix(in srgb, var(--accent) 30%, transparent); }

/* =========================================================
   Layout
   ========================================================= */
main {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--s5) var(--s4) var(--s7);
}

/* =========================================================
   Topbar
   ========================================================= */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--d2) var(--ease);
}
body.scrolled .topbar { border-bottom-color: var(--line); }

.topbar-row {
  display: grid;
  grid-template-columns: 1fr minmax(0, 560px) 1fr;
  align-items: center;
  gap: var(--s3);
  height: var(--topbar-h);
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--s4);
}
.topbar-row .brand { justify-self: start; }
.topbar-row .search { justify-self: stretch; width: 100%; }
.topbar-row .topbar-end { justify-self: end; }

.brand {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text);
  flex-shrink: 0;
  transition: opacity var(--d1) var(--ease);
}
.brand:hover { opacity: .65; text-decoration: none; }
.brand:active { opacity: .4; }

.topbar .search { flex: 1; min-width: 0; max-width: 560px; }

.topbar-end {
  display: flex;
  align-items: center;
  gap: var(--s1);
  flex-shrink: 0;
}

/* Language picker — compact select in topbar */
.lang-picker {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 10px 0 10px;
  border-radius: var(--r-pill);
  color: var(--text-2);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition: background var(--d1) var(--ease), color var(--d1) var(--ease);
}
.lang-picker:hover { background: var(--hover); color: var(--text); }
.lang-picker:focus-within { background: var(--hover); color: var(--text); }
.lang-globe { flex-shrink: 0; opacity: .9; }
.lang-label {
  max-width: 90px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.lang-caret { flex-shrink: 0; opacity: .6; }
.lang-picker select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  background: transparent;
  border: 0;
  color: transparent;
  font: inherit;
  cursor: pointer;
  outline: 0;
  opacity: 0;
}
.lang-picker select option {
  background: var(--elev);
  color: var(--text);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--r-pill);
  color: var(--text-3);
  transition: background var(--d1) var(--ease),
              color var(--d1) var(--ease),
              transform var(--d1) var(--ease);
}
.icon-btn:hover { background: var(--hover); color: var(--text); }
.icon-btn:active { transform: scale(.92); background: var(--press); }

.icon-sun { display: none; }
:root[data-theme="dark"] .icon-sun,
:root:not([data-theme]) .icon-sun { display: block; }
:root[data-theme="dark"] .icon-moon { display: none; }
:root[data-theme="light"] .icon-moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .icon-moon { display: none; }
  :root:not([data-theme]) .icon-sun { display: block; }
}

/* ---- Home state: full-page, content sits slightly above vertical center
        (classic Google position — more air above than below feels wrong;
        we want the visual block ~38% from the top). ---- */
.state-home .topbar {
  position: fixed;
  inset: 0;
  background: var(--bg);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 0;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: min(22vh, 180px) var(--s4) var(--s4);
}
.state-home .topbar-row {
  display: flex;
  grid-template-columns: none;
  flex-direction: column;
  height: auto;
  gap: var(--s5);
  width: 100%;
  max-width: 560px;
  align-items: center;
}
.state-home .topbar-end {
  position: absolute;
  top: var(--s3);
  right: var(--s4);
}
.state-home .brand { display: none; }
.state-home .topbar .search { width: 100%; max-width: 580px; }
.state-home .topbar .search-field {
  height: 52px;
  border-radius: var(--r-pill);
}
.state-home #q { font-size: 16px; }
.state-home .categories { display: none; }

/* Google-style wordmark rendered above the search field on home */
.state-home .topbar-row::before {
  content: "Artemis";
  font-size: clamp(52px, 7vw, 80px);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--text);
  margin-bottom: var(--s2);
}

/* =========================================================
   Hero wordmark (results state hides it; home uses ::before above)
   ========================================================= */
.state-home .hero { display: none; }
.state-results .hero { display: none; }

.hero {
  text-align: center;
  margin-bottom: var(--s6);
}
.wordmark {
  font-size: clamp(40px, 6vw, 56px);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
  margin: 0;
  color: var(--text);
}

/* =========================================================
   Search field
   ========================================================= */
.search { position: relative; }

.search-field {
  display: flex;
  align-items: center;
  gap: var(--s2);
  height: var(--field-h);
  padding: 0 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  transition: border-color var(--d1) var(--ease),
              box-shadow var(--d1) var(--ease);
}
.search-field:hover { border-color: var(--line-2); }
.search-field:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus);
}

.search-icon { color: var(--text-4); flex-shrink: 0; }

#q {
  flex: 1;
  min-width: 0;
  height: 100%;
  background: transparent;
  border: 0;
  outline: 0;
  color: var(--text);
  font: inherit;
  font-size: 14.5px;
  caret-color: var(--accent);
}
#q::placeholder { color: var(--text-4); }
#q::-webkit-search-cancel-button { display: none; }

.clear-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  color: var(--text-4);
  border-radius: var(--r-pill);
  flex-shrink: 0;
  transition: color var(--d1) var(--ease), transform var(--d1) var(--ease);
}
.clear-btn[hidden] { display: none; }
.clear-btn:hover { color: var(--text-2); }
.clear-btn:active { transform: scale(.88); }

/* =========================================================
   Suggestions
   ========================================================= */
.suggest {
  position: absolute;
  top: calc(100% + 6px);
  left: 0; right: 0;
  margin: 0;
  padding: var(--s1);
  list-style: none;
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-pop);
  z-index: 60;
  max-height: 60vh;
  overflow-y: auto;
  animation: pop var(--d2) var(--ease);
}
.suggest li {
  padding: 8px var(--s3);
  border-radius: var(--r-sm);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--s2);
  transition: background var(--d1) var(--ease);
}
.suggest li:hover,
.suggest li[aria-selected="true"] { background: var(--hover); }
.suggest li svg { color: var(--text-4); flex-shrink: 0; }

@keyframes pop {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* =========================================================
   Categories — underline tabs (Google-style), aligned with results
   ========================================================= */
.categories {
  display: flex;
  justify-content: center;
  gap: 2px;
  padding: 4px 0 0;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.categories::-webkit-scrollbar { display: none; }

.chip {
  flex-shrink: 0;
  position: relative;
  padding: 10px 16px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-3);
  background: transparent;
  border-radius: 0;
  white-space: nowrap;
  transition: color var(--d1) var(--ease);
}
.chip::after {
  content: '';
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 0;
  height: 2px;
  background: var(--text);
  border-radius: 2px 2px 0 0;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--d2) var(--ease);
}
.chip:hover { color: var(--text); background: transparent; }
.chip:active { transform: none; }
.chip.is-active {
  color: var(--text);
  background: transparent;
}
.chip.is-active::after { transform: scaleX(1); }

/* On results page, categories sit centered on the line under the topbar. */
.state-results .categories {
  justify-content: center;
  padding: 0 var(--s4);
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
}
.state-results .chip {
  padding: 12px 2px 14px;
  margin: 0 14px;
}
.state-results .chip::after {
  left: 0;
  right: 0;
}

/* =========================================================
   Reranked notice
   ========================================================= */
.reranked-notice {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 0;
  margin: 0 0 var(--s3);
  font-size: 11.5px;
  font-weight: 500;
  color: var(--text-4);
  letter-spacing: 0;
  opacity: 0;
  animation: fade-up var(--d3) var(--ease) forwards;
}
.reranked-notice svg { flex-shrink: 0; color: var(--accent); }
@keyframes fade-up {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* =========================================================
   Results — clean rows, no cards
   ========================================================= */
.results {
  display: flex;
  flex-direction: column;
  gap: var(--s6);
}

.result {
  opacity: 0;
  animation: rise var(--d3) var(--ease) forwards;
}
@keyframes rise {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.result-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
  min-width: 0;
}
.favicon-wrap {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.favicon {
  width: 18px;
  height: 18px;
  border-radius: 3px;
  object-fit: contain;
  display: block;
}
.meta-lines {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.25;
}
.site-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  gap: 8px;
}
.result-meta .url {
  font-size: 12.5px;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.engine-tag {
  font-size: 10.5px;
  padding: 1px 6px;
  border-radius: var(--r-pill);
  background: var(--hover);
  color: var(--text-3);
  font-weight: 500;
  letter-spacing: 0;
  flex-shrink: 0;
}

.result-title {
  font-size: 20px;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.3;
  margin: 0 0 4px;
}
.result-title a { color: var(--accent); }
.result-title a:visited { color: var(--visited); }
.result-title a:hover {
  color: var(--accent-2);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.result-snippet {
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.55;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.result-thumb {
  margin-top: var(--s2);
  max-width: 180px;
  width: 100%;
  height: auto;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  display: block;
}

/* Featured (first) result — mildly emphasized, not a card */
.result--featured .featured-header {
  display: flex;
  align-items: flex-start;
  gap: var(--s4);
  margin-bottom: var(--s2);
}
.featured-header-text { flex: 1; min-width: 0; }
.featured-title {
  font-size: 20px !important;
  font-weight: 600 !important;
  letter-spacing: -0.02em !important;
  margin-bottom: 6px !important;
}
.featured-thumb {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
}
.featured-snippet {
  -webkit-line-clamp: 4 !important;
  line-clamp: 4 !important;
  font-size: 14px !important;
  color: var(--text-2) !important;
  margin-bottom: var(--s3) !important;
}
.featured-visit {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--r-pill);
  font-size: 13px;
  font-weight: 500;
  transition: opacity var(--d1) var(--ease), transform var(--d1) var(--ease);
}
.featured-visit:hover { opacity: .85; text-decoration: none; }
.featured-visit:active { transform: scale(.96); }

/* =========================================================
   Image grid — symmetric, tight
   ========================================================= */
.results.images {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 6px;
  margin-top: 0;
}
.results.images .result {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 1;
  position: relative;
  transition: transform var(--d1) var(--ease), border-color var(--d1) var(--ease);
}
.results.images .result:hover {
  border-color: var(--line-2);
  transform: translateY(-1px);
}
.img-thumb-btn {
  display: block;
  width: 100%;
  height: 100%;
  cursor: pointer;
}
.results.images img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--d3) var(--ease);
}
.results.images .result:hover img { transform: scale(1.03); }

/* =========================================================
   Image preview (lightbox)
   ========================================================= */
.img-preview {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--s5);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--d2) var(--ease);
}
.img-preview.is-open { pointer-events: auto; opacity: 1; }

.img-preview-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
}

.img-preview-panel {
  position: relative;
  z-index: 1;
  display: flex;
  width: min(92vw, 1040px);
  height: min(86vh, 680px);
  background: var(--surface);
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-pop);
  overflow: hidden;
  transform: scale(.96) translateY(8px);
  transition: transform var(--d3) var(--spring);
}
.img-preview.is-open .img-preview-panel { transform: scale(1) translateY(0); }

.img-preview-img-wrap {
  flex: 1;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  min-width: 0;
}
.img-preview-img-wrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
  opacity: 0;
  transition: opacity var(--d2) var(--ease);
}
.img-preview-img-wrap img.loaded { opacity: 1; }

.img-preview-info {
  flex: 0 0 240px;
  display: flex;
  flex-direction: column;
  padding: var(--s4);
  gap: var(--s3);
  border-left: 1px solid var(--line);
  min-width: 0;
}

.img-preview-close {
  align-self: flex-end;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: var(--hover);
  border-radius: var(--r-pill);
  color: var(--text-2);
  transition: background var(--d1) var(--ease), transform var(--d1) var(--ease);
}
.img-preview-close:hover { background: var(--press); color: var(--text); }
.img-preview-close:active { transform: scale(.88); }

.img-preview-title {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.img-preview-domain {
  font-size: 12.5px;
  color: var(--text-3);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.img-preview-actions {
  display: flex;
  flex-direction: column;
  gap: var(--s2);
  margin-top: auto;
}
.img-preview-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border-radius: var(--r-pill);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  transition: opacity var(--d1) var(--ease), transform var(--d1) var(--ease);
}
.img-preview-btn:hover { opacity: .82; text-decoration: none; }
.img-preview-btn:active { transform: scale(.96); }
.img-preview-btn-primary { background: var(--accent); color: #fff; }
.img-preview-btn-secondary {
  background: var(--hover);
  color: var(--text);
}

@media (max-width: 640px) {
  .img-preview { padding: 0; align-items: flex-end; }
  .img-preview-panel {
    width: 100%;
    height: 88vh;
    flex-direction: column;
    border-radius: var(--r-lg) var(--r-lg) 0 0;
    transform: translateY(100%);
  }
  .img-preview.is-open .img-preview-panel { transform: translateY(0); }
  .img-preview-info {
    flex: 0 0 auto;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
  .img-preview-actions { flex-direction: row; }
  .img-preview-btn { flex: 1; }
}

/* =========================================================
   Status / empty
   ========================================================= */
.status {
  position: fixed;
  left: 50%;
  bottom: var(--s4);
  transform: translateX(-50%) translateY(12px);
  padding: 8px 14px;
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  box-shadow: var(--shadow-pop);
  color: var(--text);
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  z-index: 300;
  transition: opacity var(--d2) var(--ease), transform var(--d2) var(--ease);
}
.status.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.empty {
  text-align: center;
  color: var(--text-3);
  padding: var(--s7) var(--s4);
  font-size: 14px;
}
.empty strong { color: var(--text); font-weight: 500; }

/* =========================================================
   Load more & skeleton
   ========================================================= */
.load-more-wrap {
  display: flex;
  justify-content: center;
  padding: var(--s6) 0 0;
}
.load-more {
  padding: 9px 18px;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 13.5px;
  font-weight: 500;
  transition: background var(--d1) var(--ease),
              border-color var(--d1) var(--ease),
              transform var(--d1) var(--ease);
}
.load-more:hover { background: var(--hover); border-color: var(--line-2); }
.load-more:active { transform: scale(.97); background: var(--press); }
.load-more[disabled] { opacity: .5; cursor: progress; }

.skeleton {
  padding: 0;
}
.skeleton + .skeleton { margin-top: var(--s6); }
.skeleton .bar {
  height: 10px;
  background: linear-gradient(90deg,
    var(--hover) 0%,
    color-mix(in srgb, var(--hover) 30%, transparent) 50%,
    var(--hover) 100%);
  background-size: 200% 100%;
  border-radius: var(--r-sm);
  margin-bottom: 6px;
  animation: shimmer 1.4s linear infinite;
}
.skeleton .bar.w-30 { width: 30%; height: 10px; }
.skeleton .bar.w-70 { width: 55%; height: 17px; }
.skeleton .bar.w-90 { width: 90%; height: 10px; }
@keyframes shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

/* =========================================================
   Settings modal
   ========================================================= */
.settings-overlay {
  position: fixed;
  inset: 0;
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--s4);
  background: rgba(0,0,0,.45);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--d2) var(--ease);
}
.settings-overlay.is-open { opacity: 1; pointer-events: auto; }

.settings-sheet {
  width: 100%;
  max-width: 440px;
  background: var(--elev);
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  overflow: hidden;
  box-shadow: var(--shadow-pop);
  transform: scale(.97) translateY(8px);
  transition: transform var(--d3) var(--spring);
}
.settings-overlay.is-open .settings-sheet { transform: scale(1) translateY(0); }

.settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s3) var(--s3) var(--s3) var(--s4);
  border-bottom: 1px solid var(--line);
}
.settings-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 0;
}

.settings-body {
  padding: var(--s4);
  display: flex;
  flex-direction: column;
  gap: var(--s4);
}

.settings-section { display: flex; flex-direction: column; gap: 6px; }
.settings-section-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-3);
  margin: 0 0 0 var(--s1);
}

.settings-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}
.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s3);
  padding: 10px var(--s3);
  min-height: 44px;
}
.settings-row + .settings-row { border-top: 1px solid var(--line); }
.settings-row-label {
  font-size: 13.5px;
  color: var(--text);
  flex-shrink: 0;
}

/* Segmented control */
.seg-ctrl {
  display: flex;
  background: var(--hover);
  border-radius: var(--r-sm);
  padding: 2px;
  gap: 2px;
}
.seg-btn {
  padding: 4px 10px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-3);
  border-radius: calc(var(--r-sm) - 2px);
  white-space: nowrap;
  transition: background var(--d1) var(--ease),
              color var(--d1) var(--ease);
}
.seg-btn:hover { color: var(--text-2); }
.seg-btn.is-active {
  background: var(--elev);
  color: var(--text);
  box-shadow: 0 1px 2px rgba(0,0,0,.08);
}

/* Toggle */
.toggle {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 22px;
  cursor: pointer;
  flex-shrink: 0;
}
.toggle input { opacity: 0; width: 0; height: 0; position: absolute; }
.toggle-track {
  position: absolute;
  inset: 0;
  background: var(--line-2);
  border-radius: 11px;
  transition: background var(--d2) var(--ease);
}
.toggle-track::after {
  content: '';
  position: absolute;
  left: 2px;
  top: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,.25);
  transition: transform var(--d2) var(--spring);
}
.toggle input:checked + .toggle-track { background: var(--accent); }
.toggle input:checked + .toggle-track::after { transform: translateX(16px); }
.toggle:focus-within .toggle-track {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

/* Key input */
.key-input {
  flex: 1;
  min-width: 0;
  max-width: 200px;
  height: 30px;
  background: var(--hover);
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  padding: 0 10px;
  font-size: 12.5px;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  color: var(--text);
  outline: 0;
  transition: background var(--d1) var(--ease),
              border-color var(--d1) var(--ease),
              box-shadow var(--d1) var(--ease);
}
.key-input::placeholder {
  font-family: var(--font);
  letter-spacing: 0;
  color: var(--text-4);
}
.key-input:focus {
  background: var(--surface);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus);
}
select.key-input {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 26px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' stroke='%23999' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 10px center;
  cursor: pointer;
}

@media (max-width: 640px) {
  .settings-overlay { align-items: flex-end; padding: 0; }
  .settings-sheet {
    border-radius: var(--r-lg) var(--r-lg) 0 0;
    max-width: 100%;
    transform: translateY(40px);
    padding-bottom: env(safe-area-inset-bottom, 0);
  }
  .settings-overlay.is-open .settings-sheet { transform: translateY(0); }
}

/* =========================================================
   Responsive
   ========================================================= */
/* Menu toggle button — hidden on desktop, shown on mobile. */
.menu-toggle { display: none; }
.menu-toggle .icon-close { display: none; }
body.menu-open .menu-toggle .icon-menu { display: none; }
body.menu-open .menu-toggle .icon-close { display: block; }

@media (max-width: 640px) {
  :root { --topbar-h: 52px; --field-h: 42px; }
  main { padding: var(--s4) var(--s3) calc(var(--s6) + env(safe-area-inset-bottom, 0)); }

  /* Topbar: brand hides, search takes ALL free space, only the menu toggle
     remains in-row. The topbar-end group collapses into a dropdown. */
  .topbar-row {
    grid-template-columns: 1fr auto;
    padding: 0 var(--s3);
    gap: var(--s2);
  }
  .brand, .topbar-row .brand { display: none; }
  .topbar .search { max-width: 100%; width: 100%; }

  .menu-toggle { display: inline-flex; }

  /* Collapsed menu panel — absolutely positioned under the topbar. */
  .topbar-end {
    position: absolute;
    top: var(--topbar-h);
    right: var(--s3);
    z-index: 60;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 8px;
    min-width: 180px;
    background: var(--elev);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    box-shadow: var(--shadow-pop);
    opacity: 0;
    transform: translateY(-6px) scale(.98);
    pointer-events: none;
    transition: opacity var(--d2) var(--ease),
                transform var(--d2) var(--ease);
  }
  body.menu-open .topbar-end {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }

  /* Menu items: full-width rows inside the dropdown. */
  .topbar-end .lang-picker,
  .topbar-end .icon-btn {
    width: 100%;
    height: 40px;
    justify-content: flex-start;
    padding: 0 12px;
    border-radius: var(--r-sm);
    gap: 10px;
  }
  .topbar-end .icon-btn::after {
    content: attr(aria-label);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-2);
  }
  .topbar-end .lang-label { display: inline; max-width: none; }
  .topbar-end .lang-caret { display: inline; margin-left: auto; }

  /* Categories: centered, evenly spaced, horizontally scrollable if overflow. */
  .categories { padding: 2px var(--s2) 0; gap: 0; }
  .state-results .categories { padding: 0 var(--s2); }
  .state-results .chip { margin: 0 10px; padding: 10px 2px 12px; font-size: 13px; }

  /* Home state: full-width search, scaled wordmark. The menu toggle sits
     in the top-right corner, absolutely positioned. */
  .state-home .topbar { padding: min(18vh, 120px) var(--s3) var(--s4); }
  .state-home .topbar-row {
    max-width: 100%;
    gap: var(--s4);
    grid-template-columns: 1fr;
  }
  .state-home .menu-toggle {
    position: absolute;
    top: calc(var(--s2) + env(safe-area-inset-top, 0));
    right: var(--s3);
  }
  .state-home .topbar .search { max-width: 100%; }
  .state-home .topbar-row::before { font-size: clamp(44px, 13vw, 64px); }
  .state-home .topbar .search-field { height: 48px; }
  .state-home .topbar-end {
    top: calc(var(--topbar-h) + env(safe-area-inset-top, 0));
  }

  /* Search field: comfortable tap targets, no iOS zoom. */
  .search-field { height: var(--field-h); padding: 0 12px; }
  #q { font-size: 16px; } /* prevents iOS auto-zoom on focus */

  /* Results list: tighter spacing, bigger tap area. */
  .results { gap: var(--s5); }
  .results.images { grid-template-columns: repeat(auto-fill, minmax(108px, 1fr)); gap: 6px; }
  .featured-thumb { width: 56px; height: 56px; }

  /* Icon buttons stay tap-friendly. */
  .icon-btn { width: 36px; height: 36px; }
}

@media (max-width: 380px) {
  .state-results .chip { margin: 0 7px; font-size: 12px; }
  .results.images { grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); }
}

/* =========================================================
   Reduced motion
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }
  .result { opacity: 1; transform: none; }
  .reranked-notice { opacity: 1; transform: none; }
  .img-preview-img-wrap img { opacity: 1; }
}