/*
 * SemitoneDock (music site) brand layer over the shared shell styles.css.
 * Everything here is scoped under body[data-site="music"] so it wins on
 * specificity over the generic base CSS and never leaks to other sites.
 * Palette and type come from the approved music prototype: Unbounded
 * display, Manrope UI, JetBrains Mono for exact values; #F0F1EE background,
 * #252822 ink, #CE3325 accent, #F6DCC6 apricot console zone.
 */

body[data-site="music"] {
  /* Required brand tokens */
  --brand-background: #F0F1EE;
  --brand-ink: #252822;
  --brand-accent: #CE3325;
  --brand-border: rgba(37, 40, 34, 0.16);
  --brand-muted: rgba(37, 40, 34, 0.62);
  --brand-font-display: "Unbounded", Arial, sans-serif;
  --brand-font-ui: "Manrope", Arial, sans-serif;
  --brand-font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  /* Extra tokens for the console composition */
  --brand-surface: #FFFFFF;
  --brand-apricot: #F6DCC6;

  --max: 75rem; /* widen the shared shell to the prototype's 1200px measure */

  color-scheme: light;
  min-height: 100vh;
  background: var(--brand-background);
  color: var(--brand-ink);
  font-family: var(--brand-font-ui);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* Anchors clear the header comfortably. */
body[data-site="music"] [id] { scroll-margin-top: 24px; }

body[data-site="music"] a { color: inherit; }

/* ---------- Header ---------- */

body[data-site="music"] .site-header {
  background: transparent;
  border-bottom: 1px solid var(--brand-border);
  padding: 0;
}

body[data-site="music"] .site-header .shell {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 16px;
  padding-top: 14px;
  padding-bottom: 14px;
}

body[data-site="music"] .site-header .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--brand-font-display);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--brand-ink);
}

/* The shared header renders the site's actual SVG brand mark. */
body[data-site="music"] .site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 14px;
  font-weight: 600;
}

body[data-site="music"] .site-nav a {
  text-decoration: none;
  border-bottom: 2px solid transparent;
  padding: 4px 0;
}

body[data-site="music"] .site-nav a:hover { border-bottom-color: var(--brand-accent); }

body[data-site="music"] .site-header .badge {
  margin-left: 10px;
  font-family: var(--brand-font-mono);
  font-weight: 400;
  font-size: 11px;
  border-color: var(--brand-border);
  color: var(--brand-muted);
}

/* ---------- Page heading ---------- */

body[data-site="music"]:not(.guide-page) .page-title {
  font-family: var(--brand-font-display);
  font-weight: 600;
  font-size: clamp(28px, 4.5vw, 48px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 12px 0 8px;
  max-width: 20ch;
}

body[data-site="music"] .page-lead {
  font-size: 17px;
  color: var(--brand-muted);
  max-width: 58ch;
  margin: 0 0 20px;
}

/* Widget-first rhythm: tight above the fold on root pages only. */
body[data-site="music"]:not(.guide-page) main.shell {
  padding-block: 12px 48px;
}

/* ---------- Sections after the console ---------- */

body[data-site="music"] main > section { margin: 0 0 56px; }

body[data-site="music"] main > section h2 {
  font-family: var(--brand-font-display);
  font-weight: 600;
  font-size: clamp(21px, 2.4vw, 28px);
  line-height: 1.2;
  margin: 0 0 20px;
}

body[data-site="music"] .page-notes { max-width: 66ch; }
body[data-site="music"] .page-notes h2 { margin-top: 40px; }
body[data-site="music"] .page-notes h2:first-child { margin-top: 0; }

body[data-site="music"] .page-notes ul {
  margin: 0;
  padding-left: 22px;
  color: var(--brand-muted);
}

body[data-site="music"] .page-notes li { margin: 6px 0; }

/* Guide links list. */
body[data-site="music"] .mt-toc {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

body[data-site="music"] .mt-toc a {
  font-weight: 600;
  color: var(--brand-accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* ---------- The console (three-zone instrument) ---------- */

/* Neutralize the base .tool/.pane chrome; the console draws its own frame. */
body[data-site="music"] .tool { border: 0; border-radius: 0; background: transparent; }
body[data-site="music"] .pane { padding: 0; border-right: 0; }

body[data-site="music"] .mt-console {
  display: grid;
  grid-template-columns: 1.05fr 1.2fr 0.95fr;
  background: var(--brand-surface);
  border: 1px solid var(--brand-ink);
  border-radius: 8px;
  margin: 0 0 40px;
}

body[data-site="music"] .mt-console > * { min-width: 0; }

body[data-site="music"] .mt-console-head {
  grid-column: 1 / -1;
  padding: 12px 16px;
  border-bottom: 1px solid var(--brand-border);
}

body[data-site="music"] .mt-console-head h2 {
  font-family: var(--brand-font-display);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.2;
  margin: 0;
}

body[data-site="music"] .mt-zone { padding: 16px; }

body[data-site="music"] .mt-zone + .mt-zone { border-left: 1px solid var(--brand-border); }

body[data-site="music"] .mt-zone--pitch { background: var(--brand-apricot); }

body[data-site="music"] .mt-zlab {
  font-family: var(--brand-font-mono);
  font-weight: 400;
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  color: var(--brand-muted);
  margin: 0 0 8px;
}

body[data-site="music"] .mt-zone h3 {
  font-size: 14px;
  font-weight: 600;
  margin: 16px 0 8px;
}

body[data-site="music"] .mt-zone h3 + audio { margin-bottom: 8px; }

body[data-site="music"] .hint { color: var(--brand-muted); }

/* Fields */
body[data-site="music"] .field > label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
}

body[data-site="music"] .field input[type="file"] {
  display: block;
  width: 100%;
  font-family: var(--brand-font-mono);
  font-size: 13px;
  color: var(--brand-ink);
  background: var(--brand-background);
  border: 1px solid var(--brand-border);
  border-radius: 4px;
  padding: 12px;
}

/* Semitone dial: the real number input, styled prominently. No fake slider. */
body[data-site="music"] .mt-dial { max-width: 300px; }

body[data-site="music"] .mt-read {
  display: flex;
  align-items: center;
  gap: 12px;
}

body[data-site="music"] .mt-shift {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--brand-font-mono);
  font-weight: 500;
  font-size: 40px;
  line-height: 1.2;
  letter-spacing: -0.03em;
  text-align: center;
  color: var(--brand-accent);
  background: var(--brand-surface);
  border: 1px solid var(--brand-ink);
  border-radius: 6px;
  padding: 8px 12px;
}

body[data-site="music"] .mt-unit { font-size: 14px; font-weight: 600; }

/* Static range legend under the input — labels only, never a control. */
body[data-site="music"] .mt-scale {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--brand-border);
  margin-top: 12px;
}

body[data-site="music"] .mt-scale span {
  position: relative;
  padding-top: 10px;
  font-family: var(--brand-font-mono);
  font-size: 11px;
  color: var(--brand-muted);
}

body[data-site="music"] .mt-scale span::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 6px;
  background: var(--brand-muted);
}

/* Limits disclosure */
body[data-site="music"] .mt-limits {
  margin-top: 12px;
  border: 1px solid var(--brand-border);
  border-radius: 6px;
}

body[data-site="music"] .mt-limits summary {
  padding: 10px 12px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

body[data-site="music"] .mt-limits ul {
  margin: 0;
  padding: 4px 12px 12px 28px;
  font-size: 13px;
  color: var(--brand-muted);
}

/* Buttons */
body[data-site="music"] button {
  font-family: var(--brand-font-ui);
  font-weight: 600;
  font-size: 15px;
  color: var(--brand-ink);
  background: var(--brand-surface);
  border: 1px solid var(--brand-ink);
  border-radius: 6px;
  padding: 12px 16px;
  cursor: pointer;
}

body[data-site="music"] button.primary {
  background: var(--brand-accent);
  border-color: var(--brand-accent);
  color: #fff;
}

body[data-site="music"] button[disabled] { opacity: 0.45; cursor: not-allowed; }

body[data-site="music"] .mt-console .actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
}

body[data-site="music"] .mt-console .actions button { width: 100%; }

body[data-site="music"] .mt-zone--pitch .actions { margin-top: 12px; }

/* Status bar spans the whole console: status and errors stay plainly visible. */
body[data-site="music"] .mt-statusbar {
  grid-column: 1 / -1;
  border-top: 1px solid var(--brand-border);
  padding: 14px 24px 18px;
}

body[data-site="music"] .mt-statusbar .status {
  margin: 0;
  font-size: 14px;
  color: var(--brand-muted);
}

/* No display property is set on .status/.error, so the script's [hidden]
   toggling keeps working. */
body[data-site="music"] .mt-statusbar .error {
  margin: 8px 0 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-accent);
  background: var(--brand-surface);
  border-color: var(--brand-accent);
  border-radius: 4px;
}

body[data-site="music"] .mt-privacy { max-width: 66ch; margin-top: 0; }

/* Native audio players keep their controls; just full width. */
body[data-site="music"] audio {
  display: block;
  width: 100%;
}

/* ---------- Examples rows ---------- */

body[data-site="music"] .mt-rows {
  background: var(--brand-surface);
  border: 1px solid var(--brand-ink);
  border-radius: 8px;
}

body[data-site="music"] .mt-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 24px;
  align-items: baseline;
  padding: 20px 24px;
}

body[data-site="music"] .mt-row + .mt-row { border-top: 1px solid var(--brand-border); }

body[data-site="music"] .mt-amt {
  font-family: var(--brand-font-mono);
  font-size: 30px;
  letter-spacing: -0.02em;
  color: var(--brand-accent);
}

body[data-site="music"] .mt-amt--zero { color: var(--brand-muted); }

body[data-site="music"] .mt-row h3 { margin: 0 0 4px; font-size: 16px; }

body[data-site="music"] .mt-row p {
  margin: 0;
  color: var(--brand-muted);
  max-width: 60ch;
}

/* ---------- Footer ---------- */

body[data-site="music"] .site-footer {
  background: var(--brand-ink);
  color: #fff;
  border-top: 0;
  padding: 28px 0 36px;
  font-size: 14px;
}

body[data-site="music"] .site-footer p { max-width: 52ch; }

body[data-site="music"] .site-footer a { color: var(--brand-apricot); }

/* ---------- Skip link, focus ---------- */

body[data-site="music"] .skip { border-color: var(--brand-accent); color: var(--brand-accent); }

body[data-site="music"] :where(a, button, input, select, textarea, summary, audio):focus-visible {
  outline: 2px solid var(--brand-accent);
  outline-offset: 2px;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  body[data-site="music"] .mt-console { grid-template-columns: 1fr; }
  body[data-site="music"] .mt-zone + .mt-zone {
    border-left: 0;
    border-top: 1px solid var(--brand-border);
  }
}

@media (max-width: 480px) {
  body[data-site="music"] .shell {
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
  }
  body[data-site="music"]:not(.guide-page) .page-title { font-size: clamp(26px, 8vw, 34px); }
  body[data-site="music"] .mt-console-head,
  body[data-site="music"] .mt-statusbar { padding-left: 16px; padding-right: 16px; }
  body[data-site="music"] .mt-zone { padding: 16px; }
  body[data-site="music"] .mt-shift { font-size: 34px; }
  body[data-site="music"] .mt-row {
    grid-template-columns: 64px 1fr;
    gap: 16px;
    padding: 16px;
  }
  body[data-site="music"] .mt-amt { font-size: 24px; }
  /* The base sheet adds pane separators on small screens; the console has none. */
  body[data-site="music"] .pane { border-bottom: 0; }
}

@media (prefers-reduced-motion: reduce) {
  body[data-site="music"] * {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}