:root {
  --bg: #fbfaf7;
  --panel: #ffffff;
  --ink: #1c1b19;
  --muted: #6d6a63;
  --line: #e4e0d8;
  --accent: #b2451f;
  --accent-soft: #f4ece7;
  --section: #3f6b5c;
  --focus: #2f6fd0;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17161a;
    --panel: #1f1e23;
    --ink: #ece9e3;
    --muted: #97928a;
    --line: #333138;
    --accent: #ef9366;
    --accent-soft: #2b2226;
    --section: #7fbfa5;
    --focus: #79aaf5;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 2.5rem 1.25rem 4rem;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

header, main, footer { max-width: 46rem; margin: 0 auto; }

h1 {
  margin: 0;
  font-size: 1.9rem;
  letter-spacing: -0.02em;
  font-weight: 650;
}

.tagline { margin: 0.3rem 0 2rem; color: var(--muted); }

/* ---------- intake ---------- */

.dropzone {
  border: 2px dashed var(--line);
  border-radius: 14px;
  background: var(--panel);
  padding: 3.25rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease;
}

.dropzone:hover, .dropzone:focus-visible { border-color: var(--accent); outline: none; }
.dropzone.over { border-color: var(--accent); background: var(--accent-soft); }
.dropzone.busy { cursor: progress; opacity: 0.6; pointer-events: none; }

.drop-main { margin: 0; font-size: 1.15rem; font-weight: 550; }
.drop-sub { margin: 0.35rem 0 0; color: var(--muted); font-size: 0.95rem; }
.link { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }

.status {
  min-height: 1.5rem;
  margin: 0.9rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  text-align: center;
}

.status.error { color: var(--accent); }

/* ---------- output ---------- */

.toolbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.spacer { flex: 1; }

.songname {
  font-weight: 550;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 22rem;
}

button {
  font: inherit;
  font-size: 0.88rem;
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink);
  cursor: pointer;
}

button:hover { border-color: var(--accent); color: var(--accent); }
button:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

.sheet {
  margin: 0;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.45;
  overflow-x: auto;
  tab-size: 4;
}

/* Each line is its own element so it can be coloured by kind, but the
   whitespace is what aligns a chord over its syllable -- never collapse it. */
.sheet .ln { white-space: pre; }
.sheet .chord { color: var(--accent); font-weight: 600; }
.sheet .section { color: var(--section); font-weight: 650; }
.sheet .blank { height: 0.7em; }

/* ---------- footer ---------- */

footer {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
}

footer p { margin: 0 0 0.5rem; }
.fine { opacity: 0.8; }

.support { margin-top: 0.9rem; }

footer a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

footer a:hover { text-decoration-thickness: 2px; }
footer a:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }