:root {
  --bg: #0b0e14;
  --panel: #11151f;
  --card: #161b28;
  --card-hi: #1c2333;
  --line: #232b3d;
  --text: #e8ecf4;
  --muted: #93a0b8;
  --accent: #5eead4;
  --accent2: #818cf8;
  --danger: #f87171;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 ui-sans-serif, system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
}

/* ── top bar ─────────────────────────────────────────── */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px; border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #0d1220 0%, var(--bg) 100%);
}
.brand { display: flex; gap: 12px; align-items: center; }
.logo {
  font-size: 26px; color: var(--accent);
  filter: drop-shadow(0 0 8px rgba(94,234,212,.45));
}
.brand h1 { margin: 0; font-size: 19px; letter-spacing: .3px; }
.brand h1 em { color: var(--accent2); font-style: normal; }
.sub { margin: 1px 0 0; color: var(--muted); font-size: 12.5px; }
.chip {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 999px; padding: 1px 9px; font-size: 11.5px; color: var(--accent);
}
.status { color: var(--muted); font-size: 12.5px; text-align: right; }
.status b { color: var(--text); }

/* ── model switcher ─────────────────────────────────── */
.modelswitch {
  display: flex; gap: 0; margin: 14px 22px 0;
  border-bottom: 1px solid var(--line); max-width: 860px;
}
.modelswitch button {
  background: transparent; border: none; color: var(--muted);
  padding: 9px 18px 10px; font-size: 13.5px; cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  display: inline-flex; gap: 8px; align-items: center;
}
.modelswitch button:hover { color: var(--text); }
.modelswitch button.on {
  color: var(--accent); border-bottom-color: var(--accent); font-weight: 600;
}
.modelswitch .dim {
  font-size: 11px; background: var(--card); border: 1px solid var(--line);
  border-radius: 999px; padding: 1px 8px; color: var(--muted);
}
.modelswitch button.on .dim { color: var(--accent); border-color: var(--accent); }
.modelswitch .count { font-size: 11.5px; opacity: .75; }

/* ── search ──────────────────────────────────────────── */
.searchbar { padding: 18px 22px 6px; }
.input-row { display: flex; gap: 10px; max-width: 860px; }
#q {
  flex: 1; background: var(--panel); color: var(--text);
  border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 16px; font-size: 15.5px; outline: none;
}
#q:focus { border-color: var(--accent2); box-shadow: 0 0 0 3px rgba(129,140,248,.15); }
.btn {
  border: 1px solid var(--line); background: var(--panel); color: var(--text);
  border-radius: 10px; padding: 11px 18px; font-size: 14.5px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px; user-select: none;
}
.btn.primary { background: var(--accent2); border-color: var(--accent2); color: #0b0e14; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.1); }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn:disabled { opacity: .55; cursor: wait; }
.examples { max-width: 860px; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.examples button {
  background: transparent; color: var(--muted); border: 1px dashed var(--line);
  border-radius: 999px; padding: 4px 12px; font-size: 12.5px; cursor: pointer;
}
.examples button:hover { color: var(--accent); border-color: var(--accent); }

/* ── facets ──────────────────────────────────────────── */
.facets {
  position: sticky; top: 0; z-index: 5;
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 8px 22px 12px; background: rgba(11,14,20,.9); backdrop-filter: blur(4px);
}
.facet {
  background: var(--card); border: 1px solid var(--line); color: var(--muted);
  border-radius: 999px; padding: 5px 13px; font-size: 13px; cursor: pointer;
}
.facet .n { color: var(--muted); opacity: .7; margin-left: 5px; font-size: 11.5px; }
.facet:hover { border-color: var(--accent2); color: var(--text); }
.facet.on { background: var(--accent2); border-color: var(--accent2); color: #0b0e14; }
.facet.on .n { color: #0b0e14; opacity: .75; }

/* ── results grid ────────────────────────────────────── */
.results { padding: 4px 22px 40px; }
.meta { color: var(--muted); font-size: 13px; margin: 6px 2px 12px; min-height: 18px; }
.grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
}
.grid.small { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  overflow: hidden; cursor: pointer; transition: transform .08s ease, border-color .08s;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-2px); border-color: var(--accent2); background: var(--card-hi); }
.card .imgwrap {
  aspect-ratio: 1; background:
    repeating-conic-gradient(#141927 0% 25%, #10141f 0% 50%) 0 0/26px 26px;
  display: flex; align-items: center; justify-content: center;
  color: #2c3650; font-size: 30px;
}
.card img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card .body { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card .title { font-size: 13.5px; line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card .row { display: flex; justify-content: space-between; align-items: baseline; margin-top: auto; }
.card .price { color: var(--accent); font-weight: 600; font-size: 14px; }
.card .score { color: var(--muted); font-size: 11.5px; font-variant-numeric: tabular-nums; }
.card .score.rr { color: var(--accent2); font-weight: 600; }
.card .cos { color: var(--muted); font-size: 10.5px; opacity: .8; font-variant-numeric: tabular-nums; }
.rrlabel { color: var(--accent2); }
.card .tag { font-size: 11px; color: var(--accent2); }
.badge-cat {
  font-size: 11px; color: var(--muted); background: var(--panel);
  border: 1px solid var(--line); padding: 1px 8px; border-radius: 999px; width: fit-content;
}

/* ── misc ────────────────────────────────────────────── */
.empty { display: none; }
.empty.show { display: block; }
.empty-card {
  max-width: 640px; margin: 48px auto; text-align: center;
  background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 34px 30px;
}
.empty-card h2 { margin: 0 0 10px; }
.empty-card p { color: var(--muted); margin: 8px 0; }
.hint kbd { background: var(--panel); border: 1px solid var(--line); border-radius: 5px; padding: 1px 6px; font-size: 12px; }
.spin {
  display: inline-block; width: 15px; height: 15px; vertical-align: -2px; margin-right: 7px;
  border: 2px solid var(--muted); border-top-color: var(--accent); border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
dialog {
  background: var(--panel); color: var(--text); border: 1px solid var(--line);
  border-radius: 14px; max-width: min(920px, 94vw); padding: 18px;
}
dialog::backdrop { background: rgba(4,6,10,.65); }
.dialog-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.dialog-head h3 { margin: 0; font-size: 15px; color: var(--muted); font-weight: 500; max-width: 760px; }
.foot { color: #55627a; font-size: 12px; text-align: center; padding: 18px 0 26px; }
.error { color: var(--danger); }

/* ── personalization panel ──────────────────────────── */
.perspanel {
  max-width: 860px; margin: 12px 22px 0;
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  overflow: hidden;
}
.pers-head {
  width: 100%; display: flex; align-items: center; gap: 10px;
  background: transparent; border: none; color: var(--text);
  padding: 10px 14px; cursor: pointer; font-size: 13.5px; text-align: left;
}
.pers-head:hover { background: var(--card-hi); }
.pers-head .ptitle { font-weight: 600; }
.pers-head .psub { color: var(--muted); font-size: 12.5px; flex: 1; }
.pers-head .chev { color: var(--muted); }
.pers-body { padding: 2px 14px 14px; border-top: 1px solid var(--line); }
.pers-controls { display: flex; flex-wrap: wrap; gap: 18px; align-items: center; padding-top: 12px; }
.switch { display: inline-flex; align-items: center; gap: 9px; cursor: pointer; user-select: none; }
.switch input { position: absolute; opacity: 0; pointer-events: none; }
.switch .track {
  width: 38px; height: 21px; border-radius: 999px; background: var(--card);
  border: 1px solid var(--line); position: relative; transition: background .15s;
}
.switch .knob {
  position: absolute; top: 2px; left: 2px; width: 15px; height: 15px; border-radius: 50%;
  background: var(--muted); transition: transform .15s, background .15s;
}
.switch input:checked + .track { background: rgba(129,140,248,.35); border-color: var(--accent2); }
.switch input:checked + .track .knob { transform: translateX(17px); background: var(--accent2); }
.switch .lbl { font-size: 13.5px; }
.alpha { display: flex; flex-direction: column; gap: 4px; min-width: 240px; flex: 1; max-width: 340px; }
.alpha label { font-size: 12.5px; color: var(--muted); }
.alpha label b { color: var(--accent); font-variant-numeric: tabular-nums; }
.alpha input[type="range"] { width: 100%; accent-color: var(--accent2); cursor: pointer; }
.pers-actions { display: flex; gap: 8px; }
.btn.small { padding: 7px 12px; font-size: 12.5px; }
.pers-status { color: var(--muted); font-size: 12.5px; margin-top: 10px; }
.neighbors { margin-top: 12px; }
.nb-title { font-size: 12px; color: var(--accent); letter-spacing: .4px; text-transform: uppercase; margin-bottom: 7px; }
.nb-row { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 4px; }
.nb-card {
  flex: 0 0 108px; background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 0 0 6px; cursor: pointer; text-align: left; color: var(--muted); font-size: 11px;
}
.nb-card:hover { border-color: var(--accent); color: var(--text); }
.nb-card img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 10px 10px 0 0; display: block; }
.nb-card span { display: block; padding: 5px 7px 0; line-height: 1.3;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ── "for you" badge on injected cards ───────────────── */
.foryou {
  font-size: 10.5px; font-weight: 600; color: #0b0e14;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  padding: 1px 8px; border-radius: 999px; width: fit-content;
  cursor: help; letter-spacing: .2px;
}
.card .foryou { margin-left: 6px; }
.perslabel { color: var(--accent); }

/* ── diagnostics panel ───────────────────────────────── */
.persdiag { max-width: 860px; margin: 0 2px 12px; font-size: 12.5px; color: var(--muted); }
.persdiag summary { cursor: pointer; color: var(--accent); }
.persdiag .diag-body { background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; padding: 10px 14px; margin-top: 8px; }
.persdiag table { border-collapse: collapse; margin-top: 8px; width: 100%; }
.persdiag th, .persdiag td { text-align: left; padding: 3px 10px 3px 0; font-size: 12px;
  font-variant-numeric: tabular-nums; border-bottom: 1px solid var(--line); }
.persdiag th { color: var(--muted); font-weight: 500; }
.persdiag td.t { color: var(--text); }
.persdiag tr.inj td { background: rgba(94,234,212,.05); }
.persdiag code { color: var(--accent2); }
.muted { color: var(--muted); }

/* ── history drawer ──────────────────────────────────── */
.drawer {
  position: fixed; top: 0; right: -340px; width: 320px; height: 100vh; z-index: 40;
  background: var(--panel); border-left: 1px solid var(--line);
  box-shadow: -12px 0 30px rgba(0,0,0,.45); transition: right .22s ease;
  display: flex; flex-direction: column;
}
.drawer.open { right: 0; }
.drawer-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 16px; border-bottom: 1px solid var(--line);
}
.drawer-head h3 { margin: 0; font-size: 14.5px; font-weight: 600; }
.drawer-head .muted { font-size: 12px; font-weight: 400; }
.drawer-body { overflow-y: auto; padding: 10px 14px; flex: 1; }
.hist-row { display: flex; gap: 10px; padding: 8px 4px; border-bottom: 1px solid var(--line); align-items: center; }
.hist-row img { width: 44px; height: 44px; border-radius: 8px; object-fit: cover; flex: 0 0 44px; }
.hist-meta .t { font-size: 12.5px; line-height: 1.3; }
.hist-meta .muted { font-size: 11px; }