:root {
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b6b6b;
  --border: #e0e0e0;
  --accent: #1a6b3c;
  --chord-color: #b5341e;
  --badge-bg: #f0f0f0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --fg: #e8e8e8;
    --muted: #9a9a9a;
    --border: #33363c;
    --accent: #5fd18d;
    --chord-color: #ff8a65;
    --badge-bg: #23262c;
  }
}

html[data-theme="dark"] {
  --bg: #14161a;
  --fg: #e8e8e8;
  --muted: #9a9a9a;
  --border: #33363c;
  --accent: #5fd18d;
  --chord-color: #ff8a65;
  --badge-bg: #23262c;
}

html[data-theme="light"] {
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b6b6b;
  --border: #e0e0e0;
  --accent: #1a6b3c;
  --chord-color: #b5341e;
  --badge-bg: #f0f0f0;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  font-size: 18px;
  line-height: 1.5;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 12px 16px 60px;
}

main.wide {
  max-width: 1100px;
}

.site-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.logo {
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
  white-space: nowrap;
}

.nav-link, .nav-link-btn {
  font-size: 14px;
  color: var(--fg);
  text-decoration: none;
  white-space: nowrap;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font-family: inherit;
}
.nav-inline-form { display: inline; }

.header-search { flex: 1; }
.header-search input {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--fg);
  font-size: 16px;
}

#theme-toggle, .song-toolbar button, .song-toolbar select, .song-toolbar a {
  border: 1px solid var(--border);
  background: var(--badge-bg);
  color: var(--fg);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 16px;
  cursor: pointer;
  text-decoration: none;
}

.category-filter { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.category-filter a {
  padding: 6px 12px;
  border-radius: 20px;
  background: var(--badge-bg);
  color: var(--fg);
  text-decoration: none;
  font-size: 14px;
}
.category-filter a.active { background: var(--accent); color: #fff; }

.song-list { list-style: none; padding: 0; margin: 0; }
.song-list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 4px;
  border-bottom: 1px solid var(--border);
  gap: 8px;
}
.song-list-item a { text-decoration: none; color: var(--fg); display: flex; flex-direction: column; }
.song-title { font-weight: 600; }
.song-author { font-size: 14px; color: var(--muted); }
.song-meta { display: flex; gap: 6px; flex-shrink: 0; }
.badge {
  font-size: 12px;
  padding: 3px 8px;
  border-radius: 12px;
  background: var(--badge-bg);
  color: var(--muted);
  white-space: nowrap;
}

.search-heading { font-size: 20px; }
.search-snippet { color: var(--muted); font-size: 15px; margin: 2px 0 0; }
.search-snippet mark { background: var(--accent); color: #fff; padding: 0 2px; border-radius: 3px; }

.empty-state { color: var(--muted); text-align: center; padding: 40px 0; }

.song-toolbar { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 20px; align-items: center; }
.transpose-controls { display: flex; gap: 6px; align-items: center; }

.song-body {
  font-family: "Courier New", ui-monospace, monospace;
  white-space: pre-wrap;
  line-height: 1.3;
}

.lyric-line { margin-bottom: 0.15em; }
.lyric-line.empty { min-height: 0.6em; }

.chord {
  color: var(--chord-color);
  font-weight: 700;
}

.chord-group {
  position: relative;
  display: inline-block;
  padding-top: 0.9em;
}
.chord-group .chord {
  position: absolute;
  top: 0;
  left: 0;
  font-weight: 700;
  color: var(--chord-color);
  font-size: 0.75em;
  white-space: nowrap;
}
.lyric-line .lyric { white-space: pre; }

.section-label {
  font-weight: 700;
  color: var(--accent);
  margin: 16px 0 4px;
  text-transform: uppercase;
  font-size: 0.85em;
}

.chorus {
  border-left: 3px solid var(--accent);
  padding-left: 10px;
  margin: 8px 0;
}

.song-print-header.only-print { display: none; }

.form-error {
  background: #ffe0e0;
  color: #900;
  padding: 10px 14px;
  border-radius: 6px;
}

.song-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 14px;
  color: var(--muted);
}

.song-form input, .song-form select, .song-form textarea {
  font-size: 16px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--fg);
  font-family: inherit;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 16px;
}

@media (min-width: 640px) {
  .form-grid { grid-template-columns: 1fr 1fr; }
}

.editor-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 900px) {
  .editor-grid { grid-template-columns: 1fr 1fr; }
}

.editor-pane { display: flex; flex-direction: column; gap: 6px; }
.editor-pane label, .editor-pane span { font-size: 14px; color: var(--muted); }

#body-input {
  min-height: 400px;
  resize: vertical;
  white-space: pre;
}

.preview-pane {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px;
  min-height: 400px;
  overflow-y: auto;
}

.form-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 20px;
}

.form-actions button, .button-link {
  padding: 10px 18px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--accent);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  text-decoration: none;
}

.button-link { background: var(--badge-bg); color: var(--fg); }
.delete-form { margin-left: auto; }
.form-actions button.danger { background: #c0392b; }

.login-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 320px;
}
.login-form label { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--muted); }
.login-form input { font-size: 16px; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--fg); }
.login-form button { padding: 10px 18px; border-radius: 6px; border: 1px solid var(--border); background: var(--accent); color: #fff; font-size: 16px; cursor: pointer; }

.fetch-form {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: flex-end;
  margin-bottom: 12px;
}
.fetch-form label { display: flex; flex-direction: column; gap: 4px; flex: 1; min-width: 240px; font-size: 14px; color: var(--muted); }
.fetch-form input { font-size: 16px; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--fg); }
.fetch-form button { padding: 10px 18px; border-radius: 6px; border: 1px solid var(--border); background: var(--accent); color: #fff; font-size: 16px; cursor: pointer; }
.hint { color: var(--muted); font-size: 14px; }

@media print {
  .no-print, .site-header { display: none !important; }
  .song-print-header.only-print { display: block; }
  body { font-size: 14pt; color: #000; background: #fff; }
  .chord { color: #000; }
  main { max-width: 100%; padding: 0; }
}