:root {
  --bg: #050814;
  --bg2: #0b1020;
  --panel: rgba(12, 18, 34, 0.86);
  --panel2: rgba(18, 28, 50, 0.92);
  --line: rgba(0, 224, 198, 0.24);
  --line2: rgba(122, 92, 255, 0.24);
  --text: #eef6ff;
  --muted: #a6b0c3;
  --soft: #d5dae6;
  --teal: #00e0c6;
  --cyan: #00b8ff;
  --violet: #7a5cff;
  --bad: #ff7f9d;
  --radius: 22px;
  --shadow: 0 24px 90px rgba(0, 0, 0, 0.36);
}

* { box-sizing: border-box; }
html { color-scheme: dark; }
body {
  min-height: 100vh;
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(0,224,198,.13), transparent 32rem),
    radial-gradient(circle at bottom right, rgba(122,92,255,.16), transparent 36rem),
    linear-gradient(180deg, #050814, #080c18 58%, #03050b);
  overflow-x: hidden;
}
a { color: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.orb { position: fixed; border-radius: 50%; pointer-events: none; filter: blur(16px); opacity: .55; }
.orb-one { width: 240px; height: 240px; left: -80px; top: 120px; background: rgba(0,224,198,.16); }
.orb-two { width: 300px; height: 300px; right: -130px; bottom: 90px; background: rgba(122,92,255,.14); }
.no-glow .orb { display: none; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px clamp(16px, 4vw, 44px);
  background: rgba(5, 8, 20, .72);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(166,176,195,.08);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 750; }
.brand-icon { width: 38px; height: 38px; filter: drop-shadow(0 0 16px rgba(0,184,255,.28)); }
.brand-text strong { color: var(--teal); }
.navlinks { display: flex; gap: 12px; align-items: center; color: var(--muted); font-size: .95rem; }
.navlinks a { text-decoration: none; }
.navlinks a:hover { color: var(--teal); }
.icon-button, .mini-button {
  border: 1px solid rgba(166,176,195,.16);
  color: var(--muted);
  background: rgba(12,18,34,.76);
  border-radius: 999px;
  padding: 8px 11px;
  font: inherit;
  cursor: pointer;
}
.icon-button:hover, .mini-button:hover { color: var(--teal); border-color: rgba(0,224,198,.45); }

.shell { width: min(960px, calc(100vw - 28px)); margin: 0 auto; padding: 36px 0 60px; }
.hero { text-align: center; margin: 22px 0 24px; }
.hero-mark { width: 118px; height: 118px; filter: drop-shadow(0 0 35px rgba(0, 184, 255, .35)); }
.hero h1 { margin: 14px 0 8px; font-size: clamp(2.6rem, 8vw, 5.4rem); line-height: 1; letter-spacing: -0.06em; }
.hero p { margin: 0; color: var(--soft); font-size: clamp(1.05rem, 2.2vw, 1.35rem); }
.hero .subline { margin-top: 8px; color: var(--muted); font-size: 1rem; }
.chips { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.chips span { color: var(--muted); border: 1px solid rgba(0,224,198,.18); background: rgba(0,224,198,.055); border-radius: 999px; padding: 8px 11px; font-size: .9rem; }
body.has-query .hero { display: none; }
body.has-query .shell { margin-top: 32px; }

.search-form {
  position: relative;
  display: flex;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(18, 28, 50, .92), rgba(7, 12, 25, .92));
  box-shadow: 0 0 0 1px rgba(122,92,255,.08), 0 24px 90px rgba(0,0,0,.42);
}
.search-form:focus-within { border-color: rgba(0, 224, 198, .54); }
.search-form input { flex: 1; min-width: 0; background: transparent; border: 0; color: var(--text); font-size: 1.05rem; padding: 12px 14px; outline: none; }
.search-form button { border: 0; border-radius: 16px; padding: 0 22px; color: #031012; font-weight: 850; cursor: pointer; background: linear-gradient(135deg, var(--teal), var(--cyan)); box-shadow: 0 14px 28px rgba(0, 184, 255, .16); }
.search-form button:hover { transform: translateY(-1px); }

.filters { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; margin: 14px 0 18px; }
.filter, .filters select { border: 1px solid rgba(166, 176, 195, .14); color: var(--muted); background: rgba(12, 18, 34, .7); border-radius: 999px; padding: 8px 12px; font: inherit; cursor: pointer; }
.filter.active, .filter:hover { border-color: rgba(0,224,198,.45); color: var(--teal); }
.filters select { margin-left: auto; }

.ai-card, .result-card, .state, .suggestions { border: 1px solid rgba(166, 176, 195, .13); border-radius: var(--radius); background: var(--panel); box-shadow: var(--shadow); backdrop-filter: blur(16px); }
.ai-card { position: relative; overflow: hidden; padding: 18px; margin: 18px 0; }
.ai-card::before { content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; background: linear-gradient(135deg, rgba(0,224,198,.6), rgba(122,92,255,.45), transparent 66%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
.card-head { display: flex; justify-content: space-between; gap: 12px; align-items: center; margin-bottom: 10px; }
.spark { color: var(--teal); margin-right: 6px; }
.pill { margin-left: 8px; padding: 2px 8px; border: 1px solid rgba(122, 92, 255, .35); color: #cfc8ff; border-radius: 999px; font-size: .75rem; }
.muted { color: var(--muted); }
.ai-answer { white-space: pre-wrap; line-height: 1.6; margin-top: 10px; }
.sources-wrap { margin-top: 14px; color: var(--muted); }
.sources-wrap a { color: var(--cyan); text-decoration: none; }
.sources-wrap a:hover { text-decoration: underline; }

.state, .suggestions { padding: 14px 16px; margin: 14px 0; color: var(--muted); }
.suggestions button { margin: 5px 6px 0 0; border: 1px solid rgba(0,224,198,.25); background: rgba(0,224,198,.06); color: var(--teal); border-radius: 999px; padding: 6px 10px; cursor: pointer; }
.results { display: grid; gap: 12px; margin: 18px 0 54px; }
.result-card { padding: 16px 18px; transition: transform .14s ease, border-color .14s ease; }
.result-card:hover { transform: translateY(-1px); border-color: rgba(0,224,198,.32); }
.result-card a.title { color: var(--text); font-size: 1.1rem; font-weight: 760; text-decoration: none; }
.result-card a.title:hover { color: var(--teal); }
.result-url { margin: 6px 0; color: var(--teal); font-size: .9rem; overflow-wrap: anywhere; }
.result-snippet { color: var(--soft); line-height: 1.55; margin: 0; }
.engine { color: var(--muted); font-size: .82rem; margin-top: 10px; }
.hidden { display: none !important; }
.footer { width: min(960px, calc(100vw - 28px)); margin: 0 auto 28px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: var(--muted); font-size: .9rem; }
@media (max-width: 640px) { .navlinks a { display: none; } .filters select { margin-left: 0; width: 100%; } .search-form { border-radius: 19px; } .search-form button { padding: 0 14px; } }

.nav-button {
  border: 1px solid rgba(166,176,195,.16);
  color: var(--muted);
  background: rgba(12,18,34,.76);
  border-radius: 999px;
  padding: 8px 12px;
  font: inherit;
  cursor: pointer;
}
.nav-button:hover { color: var(--teal); border-color: rgba(0,224,198,.45); }
.active-prefs {
  border: 1px solid rgba(0,224,198,.18);
  background: rgba(0,224,198,.055);
  color: var(--muted);
  border-radius: 999px;
  padding: 8px 13px;
  margin: 0 0 14px;
  font-size: .9rem;
}
.prefs-dialog {
  width: min(760px, calc(100vw - 28px));
  border: 1px solid rgba(0,224,198,.28);
  border-radius: 24px;
  padding: 0;
  color: var(--text);
  background: rgba(5, 8, 20, .94);
  box-shadow: 0 28px 120px rgba(0,0,0,.62);
}
.prefs-dialog::backdrop {
  background: rgba(0,0,0,.62);
  backdrop-filter: blur(5px);
}
.prefs-panel { padding: 20px; }
.prefs-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 16px; }
.prefs-head strong { font-size: 1.2rem; }
.prefs-head p { margin: 5px 0 0; color: var(--muted); }
.prefs-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.prefs-grid label, .toggle-row, .advanced-prefs, .engine-box {
  border: 1px solid rgba(166,176,195,.13);
  border-radius: 18px;
  background: rgba(12,18,34,.58);
  padding: 12px;
}
.prefs-grid label > span, .engine-box legend { color: var(--soft); font-weight: 700; }
.prefs-grid select, .advanced-prefs textarea {
  width: 100%;
  margin-top: 8px;
  border: 1px solid rgba(166,176,195,.16);
  border-radius: 13px;
  background: rgba(5,8,20,.7);
  color: var(--text);
  padding: 10px;
  font: inherit;
}
.toggle-row { display: flex; gap: 12px; align-items: center; }
.toggle-row input { width: 20px; height: 20px; accent-color: var(--teal); }
.toggle-row small, .small { display: block; margin-top: 4px; font-size: .86rem; }
.engine-box { margin-top: 12px; }
.engine-groups { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px 12px; margin-top: 12px; }
.engine-groups label { color: var(--soft); }
.engine-groups input { accent-color: var(--teal); }
.advanced-prefs { margin-top: 12px; }
.advanced-prefs summary { cursor: pointer; color: var(--teal); font-weight: 700; }
.prefs-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 14px; }
.primary-small {
  border: 0;
  border-radius: 999px;
  padding: 10px 16px;
  color: #031012;
  font-weight: 850;
  cursor: pointer;
  background: linear-gradient(135deg, var(--teal), var(--cyan));
}
.danger:hover { border-color: rgba(255,127,157,.5); color: var(--bad); }
@media (max-width: 760px) {
  .prefs-grid { grid-template-columns: 1fr; }
  .engine-groups { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .navlinks { gap: 7px; }
  .nav-button { padding: 8px 10px; }
}
@media (max-width: 480px) {
  .engine-groups { grid-template-columns: 1fr; }
  .prefs-actions { justify-content: stretch; }
  .prefs-actions button { flex: 1; }
}

/* Core preferences v1.3 */
.prefs-dialog {
  width: min(1120px, calc(100vw - 28px));
  max-height: min(92vh, 980px);
  overflow: hidden;
}
.prefs-panel-wide {
  display: flex;
  flex-direction: column;
  max-height: min(92vh, 980px);
}
.prefs-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 4px 0 14px;
  border-bottom: 1px solid rgba(166,176,195,.13);
  padding-bottom: 10px;
}
.pref-tab {
  border: 1px solid rgba(166,176,195,.16);
  color: var(--muted);
  background: rgba(12,18,34,.58);
  border-radius: 999px;
  padding: 8px 13px;
  font: inherit;
  cursor: pointer;
}
.pref-tab.active, .pref-tab:hover {
  color: var(--teal);
  border-color: rgba(0,224,198,.44);
  background: rgba(0,224,198,.07);
}
.pref-pane {
  display: none;
  overflow: auto;
  min-height: 260px;
  max-height: calc(92vh - 235px);
  padding: 2px 4px 8px 0;
}
.pref-pane.active { display: block; }
.core-options-line {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  border: 1px solid rgba(166,176,195,.13);
  border-radius: 18px;
  background: rgba(12,18,34,.46);
  padding: 13px;
  margin-bottom: 12px;
}
.core-options-line strong { font-size: 1.05rem; }
.core-options-line p { margin: 4px 0 0; }
.core-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.engine-toolbar {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(180px, 260px);
  gap: 10px;
  margin: 10px 0;
}
.engine-toolbar input, .engine-toolbar select, .prefs-grid select, .prefs-debug {
  border: 1px solid rgba(166,176,195,.16);
  border-radius: 13px;
  background: rgba(5,8,20,.7);
  color: var(--text);
  padding: 10px;
  font: inherit;
}
.dynamic-engine-groups {
  display: grid;
  gap: 12px;
}
.engine-group-box {
  border: 1px solid rgba(166,176,195,.13);
  border-radius: 20px;
  background: rgba(12,18,34,.48);
  overflow: hidden;
}
.engine-group-box h3 {
  margin: 0;
  padding: 12px 14px;
  font-size: .98rem;
  color: var(--teal);
  background: rgba(0,224,198,.045);
  border-bottom: 1px solid rgba(166,176,195,.10);
}
.engine-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 11px 14px;
  border-bottom: 1px solid rgba(166,176,195,.08);
}
.engine-row:last-child { border-bottom: 0; }
.engine-info strong {
  display: block;
  color: var(--soft);
  overflow-wrap: anywhere;
}
.engine-info small {
  display: block;
  color: var(--muted);
  margin-top: 3px;
  overflow-wrap: anywhere;
}
.state-selector {
  display: inline-flex;
  border: 1px solid rgba(166,176,195,.14);
  border-radius: 999px;
  padding: 3px;
  background: rgba(5,8,20,.5);
}
.state-choice {
  border: 0;
  border-radius: 999px;
  padding: 6px 9px;
  color: var(--muted);
  background: transparent;
  font: inherit;
  font-size: .86rem;
  cursor: pointer;
}
.state-choice:hover { color: var(--teal); }
.state-choice.active[data-state="default"] {
  background: rgba(166,176,195,.13);
  color: var(--soft);
}
.state-choice.active[data-state="on"] {
  background: rgba(0,224,198,.18);
  color: var(--teal);
}
.state-choice.active[data-state="off"] {
  background: rgba(255,127,157,.16);
  color: var(--bad);
}
.compact-list .engine-row { grid-template-columns: minmax(0, 1fr) auto; }
.prefs-debug {
  white-space: pre-wrap;
  color: var(--soft);
  overflow: auto;
  max-height: 260px;
}
.prefs-actions {
  border-top: 1px solid rgba(166,176,195,.10);
  padding-top: 13px;
}
@media (max-width: 840px) {
  .core-options-line { flex-direction: column; }
  .core-actions { justify-content: flex-start; }
  .engine-toolbar { grid-template-columns: 1fr; }
  .engine-row { grid-template-columns: 1fr; }
  .state-selector { justify-self: start; }
}
@media (max-width: 560px) {
  .prefs-dialog { width: calc(100vw - 14px); }
  .pref-pane { max-height: calc(92vh - 270px); }
  .state-choice { padding: 6px 8px; }
}
.footer-simple { justify-content: center; }

/* Media previews v1.5 */
.result-card.has-media {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}
.result-main { min-width: 0; }
.media-thumb, .media-video {
  width: 168px;
  min-height: 112px;
}
.media-thumb {
  position: relative;
  display: block;
  overflow: hidden;
  border: 1px solid rgba(166,176,195,.14);
  border-radius: 16px;
  padding: 0;
  cursor: pointer;
  background: radial-gradient(circle at 30% 20%, rgba(0,224,198,.14), rgba(12,18,34,.76));
  box-shadow: inset 0 0 0 1px rgba(0,224,198,.04);
}
.media-thumb img {
  display: block;
  width: 100%;
  height: 112px;
  object-fit: cover;
  transition: transform .18s ease, filter .18s ease;
}
.media-thumb:hover {
  border-color: rgba(0,224,198,.45);
}
.media-thumb:hover img { transform: scale(1.035); filter: saturate(1.08); }
.media-broken { display: none; }
.media-badge, .play-badge {
  position: absolute;
  z-index: 1;
  border: 1px solid rgba(0,0,0,.25);
  color: #ecfffb;
  background: rgba(3, 12, 20, .82);
  backdrop-filter: blur(10px);
}
.media-badge {
  right: 7px;
  bottom: 7px;
  max-width: calc(100% - 14px);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: .74rem;
}
.play-badge {
  left: 50%;
  top: 50%;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  color: var(--teal);
  font-size: 1.1rem;
  box-shadow: 0 0 24px rgba(0,224,198,.18);
}
.media-placeholder {
  display: grid;
  place-items: center;
  height: 112px;
  color: var(--muted);
  font-weight: 800;
  letter-spacing: .02em;
}
.media-video.is-playing {
  grid-column: 1 / -1;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(0,224,198,.24);
  background: #020712;
}
.media-video.is-playing iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.result-meta {
  color: var(--muted);
  font-size: .84rem;
  margin-top: 8px;
}
.media-dialog {
  width: min(1120px, calc(100vw - 24px));
  border: 1px solid rgba(0,224,198,.28);
  border-radius: 24px;
  padding: 0;
  background: rgba(3, 8, 18, .96);
  box-shadow: 0 28px 140px rgba(0,0,0,.74);
}
.media-dialog::backdrop {
  background: rgba(0,0,0,.76);
  backdrop-filter: blur(6px);
}
.media-dialog-panel {
  position: relative;
  padding: 16px;
}
.media-dialog img {
  display: block;
  max-width: 100%;
  max-height: min(78vh, 850px);
  margin: 0 auto;
  border-radius: 18px;
  object-fit: contain;
  background: #020712;
}
.media-dialog-close {
  position: absolute;
  right: 24px;
  top: 24px;
  z-index: 2;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(166,176,195,.2);
  border-radius: 999px;
  color: var(--text);
  background: rgba(3,12,20,.78);
  cursor: pointer;
  font-size: 1.35rem;
}
.media-dialog-caption {
  color: var(--muted);
  text-align: center;
  margin-top: 11px;
  overflow-wrap: anywhere;
}
@media (max-width: 720px) {
  .result-card.has-media {
    grid-template-columns: 1fr;
  }
  .media-thumb, .media-video {
    width: 100%;
  }
  .media-thumb img, .media-placeholder {
    height: 210px;
  }
}