/* whichcan — deep navy / ice: navy surfaces, ice-blue accent, Roboto throughout.
   Dark is the default theme; [data-theme=light] flips the palette. */
:root, :root[data-theme="dark"] {
  --paper: #101722;
  --card: #18202e;
  --ink: #e7ecf3;
  --steel: #8fa0b5;
  --line: #26324a;
  --accent: #8fc7e8;
  --danger: #e08a7a;
  --ok: #8cc19a;
  --display: "Roboto", -apple-system, sans-serif;
  --body: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  /* no fixed-width fonts: labels/numbers use the body face; tabular-nums keeps columns aligned */
  --mono: var(--body);
  color-scheme: dark;
}
:root[data-theme="light"] {
  --paper: #f2f5f8;
  --card: #ffffff;
  --ink: #16202c;
  --steel: #57677a;
  --line: #d6dee6;
  --accent: #2d6da8;
  --danger: #a13c2e;
  --ok: #2f6b46;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.55 var(--body);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

main { max-width: 78rem; margin: 0 auto; padding: 0 1.25rem 4rem; }

/* header / footer */
.site-header {
  display: flex; align-items: baseline; justify-content: space-between;
  max-width: 78rem; margin: 0 auto; padding: 1.1rem 1.25rem;
}
.brand {
  font-family: var(--display);
  font-weight: 700; font-size: 1.35rem; letter-spacing: .02em;
  color: var(--ink); text-transform: uppercase;
}
.brand span { color: var(--accent); }
.brand:hover { text-decoration: none; }
.site-nav { display: flex; gap: .35rem; align-items: center; font-size: .9rem; }
.nav-link {
  color: var(--steel); font-weight: 500;
  padding: .4rem .95rem; border-radius: 8px; border: 1px solid transparent;
}
.nav-link:hover {
  color: var(--ink); text-decoration: none;
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}
.nav-link.active {
  color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent);
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
}
.site-nav .linkish { margin-left: .6rem; }
.site-footer {
  max-width: 78rem; margin: 0 auto; padding: 1.5rem 1.25rem 2.5rem;
  color: var(--steel); font-size: .85rem; border-top: 1px solid var(--line);
}

/* lede */
.lede { padding: 2.2rem 0 1.4rem; }
.eyebrow {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--accent); margin: 0 0 .3rem;
}
.eyebrow a { color: inherit; }
.lede h1, .detail-head h1 {
  font-family: var(--display); font-weight: 700; text-transform: uppercase;
  font-size: clamp(1.7rem, 3.5vw, 2.4rem); line-height: 1.1; letter-spacing: .01em;
  margin: 0 0 .5rem;
}
.sub { color: var(--steel); margin: 0; max-width: 44rem; }

/* toolbar */
.toolbar {
  display: flex; flex-wrap: wrap; gap: .6rem; align-items: center;
  padding: .7rem 0; border-bottom: 1px solid var(--line);
}
.toolbar > input[type=search] { flex: 1 1 14rem; }
input, select, textarea, button {
  font: inherit; color: var(--ink);
  background: var(--card); border: 1px solid var(--line);
  border-radius: 6px; padding: .45rem .65rem;
}
textarea { width: 100%; font-family: var(--mono); font-size: .85rem; }
button {
  cursor: pointer; background: var(--ink); color: var(--paper);
  border-color: var(--ink); font-weight: 600;
}
button:hover { opacity: .88; }
button.linkish {
  background: none; border: none; color: var(--accent); font-weight: 400; padding: 0;
}
button.linkish:hover { text-decoration: underline; }
button.linkish.danger { color: var(--danger); }
.inline-form { display: inline; }
.shown { margin-left: auto; font-family: var(--mono); font-size: .78rem; color: var(--steel); }

/* checkbox filter dropdowns */
.filter { position: relative; }
.filter-btn {
  background: var(--card); color: var(--ink); border: 1px solid var(--line);
  font-weight: 400; padding: .45rem 1.5rem .45rem .65rem; text-align: left;
  position: relative; width: 10rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.filter-btn::after {
  content: "▾"; color: var(--steel); font-size: .7rem;
  position: absolute; right: .6rem; top: 50%; transform: translateY(-50%);
}
.filter-btn.active { border-color: var(--accent); color: var(--accent); }
.filter-panel {
  position: absolute; top: calc(100% + .3rem); left: 0; z-index: 10;
  min-width: 15rem;
  background: var(--card); border: 1px solid var(--line); border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .35); padding: .4rem;
  display: flex; flex-direction: column;
}
.filter-panel[hidden] { display: none; }
.filter-opts { overflow-y: auto; max-height: 15rem; }
.filter-search { width: 100%; margin-bottom: .3rem; font-size: .85rem; }
.filter-opt {
  display: flex; align-items: center; gap: .5rem;
  padding: .3rem .45rem; border-radius: 6px; cursor: pointer; font-size: .88rem;
}
.filter-opt:hover { background: color-mix(in srgb, var(--accent) 10%, transparent); }
.filter-opt[hidden] { display: none; }
.filter-opt input { accent-color: var(--accent); margin: 0; }
.filter-opt .only {
  margin-left: auto; visibility: hidden;
  background: none; border: none; padding: 0; cursor: pointer;
  color: var(--accent); font-size: .78rem;
}
.filter-opt:hover .only, .filter-opt .only:focus-visible { visibility: visible; }
.filter-opt.all {
  border-bottom: 1px solid var(--line); border-radius: 6px 6px 0 0;
  margin-bottom: .2rem; font-weight: 600;
}

/* range sliders */
.ranges { gap: 1.2rem; font-size: .8rem; }
.range-group { display: flex; align-items: center; gap: .4rem; }
.range-label {
  font-family: var(--mono); font-size: .68rem; letter-spacing: .08em;
  text-transform: uppercase; color: var(--steel);
}
.range-group input[type=range] {
  width: 6.5rem; padding: 0; border: none; background: none; accent-color: var(--accent);
}
.range-group output { color: var(--steel); font-size: .74rem; min-width: 3.2rem; }

/* tables */
.table-wrap { overflow-x: auto; }
/* fixed layout: column widths stay put as filtering changes the rows */
.catalog { table-layout: fixed; }
.catalog th[data-key="name"] { width: 22%; }
.catalog td { overflow-wrap: break-word; }
/* fixed layout can't widen columns for long headers — let them wrap instead
   of overlapping their neighbors */
.catalog th { white-space: normal; }
table { border-collapse: collapse; width: 100%; font-size: .92rem; }
th, td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th {
  font-family: var(--mono); font-size: .7rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--steel); font-weight: 500;
  white-space: nowrap; background: var(--paper);
}
.th-note { color: var(--steel); opacity: .7; letter-spacing: 0; text-transform: none; }
/* box around the best-result column group so the header clearly applies to it */
.group-head {
  text-align: center; font-size: .62rem; padding-bottom: .1rem; border-bottom: none;
  border-top: 1px solid var(--line); border-left: 1px solid var(--line); border-right: 1px solid var(--line);
}
.group-head a { color: var(--accent); }
thead th[rowspan] { vertical-align: bottom; }
th.gl, td.gl { border-left: 1px solid var(--line); }
th.gr, td.gr { border-right: 1px solid var(--line); }
th.num, td.num { text-align: right; }
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--ink); }
th[aria-sort=ascending]::after { content: " ↑"; color: var(--accent); }
th[aria-sort=descending]::after { content: " ↓"; color: var(--accent); }
.mono { font-family: var(--mono); font-size: .85rem; font-variant-numeric: tabular-nums; }
table { font-variant-numeric: tabular-nums; }
.muted { color: var(--steel); }
tbody tr:hover { background: color-mix(in srgb, var(--accent) 7%, transparent); }
td.empty, .empty { color: var(--steel); font-style: italic; }

.can a { color: var(--ink); display: block; }
.can a:hover { text-decoration: none; }
.can a:hover .model { color: var(--accent); }
.can .mfr { display: block; font-family: var(--mono); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; color: var(--steel); }
.can .model { display: block; font-weight: 600; }

/* chips */
.chip {
  display: inline-block; font-family: var(--mono); font-size: .68rem;
  letter-spacing: .06em; text-transform: uppercase;
  border: 1px solid var(--line); border-radius: 999px;
  padding: .1rem .55rem; margin: 0 .25rem .25rem 0; color: var(--steel);
  background: var(--card);
}
a.chip:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }
.chip.accent { color: var(--accent); border-color: var(--accent); background: none; }
.chip.warn { color: var(--danger); border-color: var(--danger); }
.chips { margin: .3rem 0 0; }
.src-pew_science { color: var(--ok); border-color: var(--ok); }
.src-youtube { color: var(--danger); border-color: var(--danger); }

/* detail page */
.detail-head { padding: 2.2rem 0 1rem; }
.variant { color: var(--steel); font-weight: 500; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(23rem, 1fr)); gap: 1rem; align-items: start; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 1.1rem 1.25rem 1.25rem;
}
.card h2 {
  font-family: var(--display); text-transform: uppercase; letter-spacing: .04em;
  font-size: 1rem; font-weight: 700; margin: 0 0 .8rem;
  border-bottom: 2px solid var(--accent); padding-bottom: .4rem;
}
.card h3, .source {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--steel); margin: 1.1rem 0 .4rem;
}
.specs { margin: 0; }
.specs div { display: flex; justify-content: space-between; gap: 1rem; padding: .32rem 0; border-bottom: 1px dashed var(--line); }
.specs dt { color: var(--steel); }
.specs dd { margin: 0; text-align: right; font-weight: 500; }

/* proposal-queue group header: can name left, approve-all right */
.group-header { display: flex; align-items: center; gap: .8rem; }
.group-header h2 { margin: 0; flex: 1; }

/* measured-sound stat blocks: one grid per test, rows = mic position */
.test { margin-bottom: 1.1rem; }
.test-head {
  font-size: .95rem; font-weight: 600; margin: .6rem 0 .2rem;
  display: flex; flex-wrap: wrap; gap: .6rem; align-items: baseline;
}
.test-head .muted { font-family: var(--mono); font-size: .75rem; font-weight: 400; }
.specs.sound div { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: .4rem; align-items: end; }
.specs.sound dd { font-family: var(--mono); font-size: .85rem; font-weight: 400; }
.sound-head { border-bottom: none !important; padding-bottom: 0 !important; }
.sound-head dd {
  font-family: var(--mono); font-size: .64rem; letter-spacing: .06em;
  text-transform: uppercase; color: var(--steel);
}
.claim { font-size: .85rem; color: var(--steel); border-left: 3px solid var(--line); padding-left: .7rem; }
.notes { font-size: .9rem; }
/* accent, not green: stays legible for red-green colorblind viewers on the blue theme */
.delta { color: var(--accent); font-weight: 600; font-size: .8rem; font-family: var(--mono); }
.delta-badge {
  background: var(--accent); color: var(--paper);
  font-weight: 700; font-size: .74rem; font-family: var(--mono);
  padding: .12rem .6rem; border-radius: 999px; white-space: nowrap;
}
.test-head .delta-badge { margin-left: auto; }
.test-head .muted { font-size: .82rem; font-weight: 400; }
.footnote { font-size: .78rem; color: var(--steel); }
.edit-link { font-size: .82rem; font-weight: 400; }

/* mentions */
.mentions { list-style: none; margin: 0; padding: 0; }
.mentions li { padding: .5rem 0; border-bottom: 1px dashed var(--line); }
.mention-meta { display: inline; color: var(--steel); font-size: .82rem; }
.mention-notes { margin: .25rem 0 0; font-size: .85rem; color: var(--steel); }

/* forms */
.auth { max-width: 26rem; margin: 3rem auto; }
.auth h1 { font-family: var(--display); text-transform: uppercase; margin-top: 0; }
.auth label, .edit-form label { display: block; margin-bottom: .7rem; font-size: .85rem; color: var(--steel); }
.auth input, .edit-form input, .edit-form select { display: block; width: 100%; margin-top: .2rem; }
.edit-form { display: grid; grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr)); gap: .35rem .9rem; }
.edit-form button { grid-column: 1 / -1; justify-self: start; margin-top: .5rem; }
.alert { color: var(--danger); font-weight: 500; }
.alert.ok { color: var(--ok); }
.errors { color: var(--danger); font-size: .85rem; }
.proposed { color: var(--accent); font-weight: 600; }
/* fixed-width, non-wrapping action cell so Approve/Reject line up on every row */
td.actions { white-space: nowrap; text-align: right; width: 1%; vertical-align: middle; }
td.actions form { display: inline-block; vertical-align: middle; }
td.actions form + form { margin-left: 1.25rem; }
td.actions button { padding: .3rem .8rem; font-size: .85rem; }
td.actions button.linkish { padding: .3rem 0; }
tr.drifted td { background: color-mix(in srgb, var(--danger) 8%, transparent); }
.missing .chip { margin-bottom: .15rem; }
.correction-cta { margin-top: 1.5rem; color: var(--steel); font-size: .9rem; }
.correction { max-width: 34rem; }
.correction textarea { width: 100%; margin-top: .2rem; font-family: var(--body); }
.invite-url code { user-select: all; word-break: break-all; font-family: var(--mono); font-size: .82rem; }
.tests th, .tests td { padding: .4rem .35rem; font-size: .85rem; }
.tests th { letter-spacing: .04em; }

@media (max-width: 640px) {
  .range-group input[type=range] { width: 4.5rem; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}