/* ══════════════════════════════════════════════
   WAVETABLE TOOLS — tracker chrome, after the
   Renoise theme browser's own stylesheet:
   mono type, sharp corners, chrome palette,
   one accent, uppercase letterspaced labels.
   ══════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; }

:root {
  --chrome-bg-deep:     #0e0e10;
  --chrome-bg:          #161618;
  --chrome-panel:       #1e1e22;
  --chrome-panel-hover: #26262a;
  --chrome-border:      #2e2e34;
  --chrome-border-light:#3a3a42;
  --chrome-text:        #c8c8d0;
  --chrome-text-bright: #e8e8f0;
  --chrome-text-dim:    #787880;
  --chrome-text-faint:  #505058;
  --accent:             #6b9f40;
  --accent-hover:       #7db84a;
  --warn:               #b8941f;
  --danger:             #c44;
  --row-hover:          #242428;
  --row-highlight:      rgba(107, 159, 64, 0.12);
  --font-mono:          ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --header-height:      36px;
}

body {
  background: var(--chrome-bg-deep);
  color: var(--chrome-text);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── header ───────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: var(--chrome-bg);
  border-bottom: 1px solid var(--chrome-border);
  display: flex;
  align-items: center;
  padding: 0 14px;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
}
.logo {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--chrome-text-bright);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}
.logo:hover { opacity: .85; }
.logo-text strong { color: var(--accent); font-weight: 600; }
.site-nav { display: flex; gap: 2px; }
.site-nav a {
  color: var(--chrome-text-dim);
  text-decoration: none;
  padding: 6px 10px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border: 1px solid transparent;
}
.site-nav a:hover { color: var(--chrome-text-bright); background: var(--chrome-panel); }
.site-nav a.active { color: var(--accent); border-color: var(--chrome-border); }

/* ── hero band ────────────────────────────── */
.hero {
  background: linear-gradient(135deg, var(--chrome-bg-deep) 0%, var(--chrome-panel) 100%);
  border-bottom: 1px solid var(--chrome-border);
  padding: 22px 0 20px;
}
.hero-inner { max-width: 1180px; margin: 0 auto; padding: 0 14px; }
.hero h1 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.5px;
  color: var(--chrome-text-bright);
  margin-bottom: 6px;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p { color: var(--chrome-text-dim); max-width: 74ch; }

/* ── layout ───────────────────────────────── */
main { max-width: 1180px; margin: 0 auto; padding: 18px 14px 60px; }
.panel {
  background: var(--chrome-panel);
  border: 1px solid var(--chrome-border);
  margin-bottom: 14px;
}
.panel-head {
  padding: 8px 12px;
  border-bottom: 1px solid var(--chrome-border);
  display: flex;
  align-items: baseline;
  gap: 10px;
  background: var(--chrome-bg);
}
.panel-head h2 {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--chrome-text-faint);
}
.panel-head .hint { font-size: 11.5px; color: var(--chrome-text-dim); }
.panel-body { padding: 12px; }

/* ── drop zone ────────────────────────────── */
.drop {
  border: 1px dashed var(--chrome-border-light);
  background: var(--chrome-bg);
  padding: 30px 16px;
  text-align: center;
  color: var(--chrome-text-dim);
  cursor: pointer;
}
.drop:hover, .drop.hover { border-color: var(--accent); background: var(--row-highlight); color: var(--chrome-text); }
.drop strong { color: var(--chrome-text-bright); font-weight: 600; }

/* ── controls ─────────────────────────────── */
.opts { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.opts + .opts { margin-top: 12px; }
label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--chrome-text-faint);
}
select, input[type="text"], input[type="number"] {
  background: var(--chrome-bg);
  border: 1px solid var(--chrome-border);
  color: var(--chrome-text-bright);
  padding: 5px 7px;
  font: inherit;
  font-size: 12px;
  text-transform: none;
  letter-spacing: 0;
}
select:focus, input:focus { outline: 0; border-color: var(--accent); }
input[type="checkbox"] { accent-color: var(--accent); }

button {
  background: var(--accent);
  color: #0e0e10;
  border: 1px solid var(--accent);
  padding: 7px 14px;
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
}
button:hover:not(:disabled) { background: var(--accent-hover); border-color: var(--accent-hover); }
button.secondary { background: transparent; color: var(--chrome-text-bright); border-color: var(--chrome-border-light); }
button.secondary:hover:not(:disabled) { background: var(--chrome-panel-hover); border-color: var(--chrome-text-faint); }
button:disabled { opacity: .45; cursor: default; }

/* ── text odds and ends ───────────────────── */
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }
code {
  background: var(--chrome-bg);
  border: 1px solid var(--chrome-border);
  padding: 0 4px;
  font-size: 12px;
  color: var(--chrome-text-bright);
}
.note { color: var(--chrome-text-dim); font-size: 11.5px; margin-top: 10px; }
.dim { color: var(--chrome-text-dim); }
.ok { color: var(--accent); }
.warn { color: var(--warn); }
.err { color: var(--danger); }
.mono { font-variant-numeric: tabular-nums; }

/* ── rows (results, library) ──────────────── */
.rows { width: 100%; border-collapse: collapse; }
.rows th {
  text-align: left;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--chrome-text-faint);
  padding: 6px 8px;
  border-bottom: 1px solid var(--chrome-border);
  background: var(--chrome-bg);
  position: sticky;
  top: var(--header-height);
}
.rows td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--chrome-border);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}
.rows tbody tr:hover td { background: var(--row-hover); }
.rows tbody tr { cursor: default; }
.rows tbody tr.clickable { cursor: pointer; }
.rows .num { text-align: right; }

.tag {
  display: inline-block;
  border: 1px solid var(--chrome-border-light);
  padding: 0 5px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--chrome-text-dim);
  white-space: nowrap;
}

/* ── canvas ───────────────────────────────── */
canvas {
  display: block;
  width: 100%;
  background: var(--chrome-bg);
  border: 1px solid var(--chrome-border);
}

/* ── footer ───────────────────────────────── */
footer {
  border-top: 1px solid var(--chrome-border);
  color: var(--chrome-text-faint);
  font-size: 11px;
  padding: 10px 14px;
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .site-nav a { padding: 6px; font-size: 11px; }
  .hero h1 { font-size: 17px; }
}

/* ── hub: card grid ───────────────────────── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 12px;
}
.card {
  background: var(--chrome-bg);
  border: 1px solid var(--chrome-border);
  padding: 12px 13px 11px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.card:hover { border-color: var(--chrome-border-light); }
.card h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--chrome-text-bright);
  letter-spacing: -0.2px;
}
.card p { color: var(--chrome-text-dim); font-size: 12px; flex: 1; }
.card a { color: var(--accent); font-size: 12px; }
.card a::after { content: " →"; color: var(--chrome-text-faint); }
.card a:hover::after { color: var(--accent-hover); }
.facts { display: flex; flex-wrap: wrap; gap: 4px 12px; }
.fact { font-size: 11px; color: var(--chrome-text-faint); white-space: nowrap; }
.fact b {
  color: var(--chrome-text);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  margin-right: 2px;
}
.links { display: flex; flex-wrap: wrap; gap: 12px; }
.tags { display: flex; flex-wrap: wrap; gap: 4px; }

/* jump links must clear the sticky header */
section[id] { scroll-margin-top: calc(var(--header-height) + 10px); }