/* === Bekovy Songy - Global Styles === */

@font-face {
  font-family: 'Metropolis';
  src: url('../assets/fonts/Metropolis-Light.woff2') format('woff2');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Metropolis';
  src: url('../assets/fonts/Metropolis-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Metropolis';
  src: url('../assets/fonts/Metropolis-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Metropolis';
  src: url('../assets/fonts/Metropolis-SemiBold.woff2') format('woff2');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Metropolis';
  src: url('../assets/fonts/Metropolis-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #1a1a2e;
  --bg-light: #16213e;
  --bg-card: #0f3460;
  --accent: #e67e22;
  --accent-hover: #f39c12;
  /* Darker variants for white text on an accent-filled background - the base
     --accent/--accent-hover only pass WCAG AA as text/borders on the dark
     background, not as a fill under white text (2.85:1). */
  --accent-solid: #b25c0d;
  --accent-solid-hover: #a8560d;
  --text: #e0e0e0;
  --text-muted: #8899aa;
  --text-dim: #7a8ba0;
  --border: #2a3a4e;
  --success: #27ae60;
  --danger: #e74c3c;
  --radius: 8px;
  --radius-sm: 4px;
  --shadow: 0 2px 8px rgba(0,0,0,0.3);
  --font: 'Metropolis', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Courier New', 'Consolas', monospace;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--accent-hover);
}

/* === Navigation === */

.main-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
}

.nav-logo:hover {
  color: var(--accent-hover);
}

.nav-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
  background: rgba(230, 126, 34, 0.1);
}

/* === Homepage === */

.hero {
  text-align: center;
  padding: 4rem 1.5rem;
  max-width: 700px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.hero-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--accent-solid);
  color: #fff;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  transition: background 0.2s, transform 0.1s;
}

.hero-link:hover {
  background: var(--accent-solid-hover);
  color: #fff;
  transform: translateY(-1px);
}

.hero-link.secondary {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
}

.hero-link.secondary:hover {
  background: var(--bg-light);
  border-color: var(--accent);
}

/* === Song Table Page === */

.table-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
}

.table-page h1 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  color: var(--accent);
}

/* Filters */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  align-items: flex-end;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.filter-group label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.filter-input,
.filter-select {
  background: var(--bg-light);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--font);
  outline: none;
  transition: border-color 0.2s;
}

.filter-input:focus,
.filter-select:focus {
  border-color: var(--accent);
}

.filter-input {
  width: 220px;
}

.filter-select {
  min-width: 120px;
}

/* Chord filter */
.chord-filter-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg-light);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
  font-family: var(--font);
  transition: border-color 0.2s;
}

.chord-filter-toggle:hover {
  border-color: var(--accent);
}

.chord-filter-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 50;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  max-width: 500px;
  max-height: 400px;
  overflow-y: auto;
  box-shadow: var(--shadow);
}

.chord-filter-dropdown.open {
  display: block;
}

.chord-filter-wrapper {
  position: relative;
}

.chord-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
  gap: 0.375rem;
}

/* Visually hidden but still focusable/operable by keyboard and screen
   readers (unlike display:none, which drops it from the tab order). */
.chord-checkbox {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.chord-checkbox:focus-visible + .chord-label {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.chord-label {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 0.5rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s;
  user-select: none;
}

.chord-checkbox:checked + .chord-label {
  background: var(--accent-solid);
  border-color: var(--accent-solid);
  color: #fff;
}

.chord-label:hover {
  border-color: var(--accent);
}

.chord-filter-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font);
  transition: all 0.15s;
}

.btn-sm:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Random + stats */
.table-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.btn-random {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--accent-solid);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.2s;
}

.btn-random:hover {
  background: var(--accent-solid-hover);
}

.song-count {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Table */
.songs-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.songs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.songs-table th {
  text-align: left;
  padding: 0.75rem;
  background: var(--bg-light);
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--border);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition: color 0.2s;
}

.songs-table th:hover {
  color: var(--accent);
}

.songs-table th:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.songs-table th .sort-arrow {
  margin-left: 0.25rem;
  opacity: 0.3;
}

.songs-table th.sorted .sort-arrow {
  opacity: 1;
  color: var(--accent);
}

.songs-table td {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.songs-table tr:hover td {
  background: rgba(230, 126, 34, 0.05);
}

.songs-table .song-title-link {
  font-weight: 500;
}

.songs-table .song-author-link {
  color: var(--text-muted);
  cursor: pointer;
}

.songs-table .song-author-link:hover {
  color: var(--accent);
}

.songs-table .chord-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.chord-badge {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  background: rgba(230, 126, 34, 0.15);
  color: var(--accent);
  border-radius: 3px;
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
}

.song-lang {
  font-size: 0.75rem;
  color: var(--text-dim);
  padding: 0.1rem 0.35rem;
  background: rgba(255,255,255,0.05);
  border-radius: 3px;
}

.table-error {
  text-align: center;
  color: var(--danger);
  padding: 2rem 1rem;
}

/* === Song Page === */

.song-page {
  max-width: 800px;
  margin: 0 auto;
  padding: 1.5rem;
  padding-bottom: 100px; /* space for player bar */
}

.song-header {
  margin-bottom: 1.5rem;
}

.song-header h1 {
  font-size: 1.75rem;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.song-author {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.song-capo {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  background: rgba(231, 76, 60, 0.2);
  color: var(--danger);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
}

.song-text {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.9;
  white-space: pre-wrap;
  word-wrap: break-word;
}

/* === Song sections (refrén / sloka / bridge) === */
.song-section {
  position: relative;
}
.song-section + .song-section {
  margin-top: 0.9rem;
}
.section-body {
  display: block;
}
/* Refrén and bridge are indented; an unmarked verse stays at the baseline. */
.section-refren,
.section-bridge {
  padding-left: 2.4em;
}
.section-bridge {
  font-style: italic;
}
.section-label {
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 700;
  font-style: normal;
  user-select: none;
}
.section-plain .section-label {
  display: none;
}
/* Repeated parts (all but the first) collapse to just their label until the
   "Opakování" toggle reveals them. */
.song-text .is-repeat .section-body {
  display: none;
}
.song-text.show-repeats .is-repeat .section-body {
  display: block;
}
.is-repeat .section-label {
  opacity: 0.85;
}

.chord {
  color: var(--accent);
  font-weight: 700;
  cursor: pointer;
  position: relative;
  transition: color 0.15s;
}

.chord:hover {
  color: var(--accent-hover);
}

/* Chord tooltip */
.chord-tooltip {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem;
  z-index: 200;
  box-shadow: var(--shadow);
  pointer-events: none;
  white-space: nowrap;
}

.chord-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--border);
}

.chord-tooltip .chord-name {
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.chord-tooltip .chord-missing {
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-dim);
  padding: 0.25rem 0.5rem;
}

/* === Player Bar === */

.player-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-light);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  z-index: 150;
  flex-wrap: wrap;
}

.player-section {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0 0.5rem;
  border-right: 1px solid var(--border);
}

.player-section:last-child {
  border-right: none;
}

.player-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.btn-transpose {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font);
  transition: all 0.15s;
}

.btn-transpose:hover {
  border-color: var(--accent);
  color: var(--accent);
}

#transpose-value {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  min-width: 1.5rem;
  text-align: center;
}

.btn-player {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}

.btn-player:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-player.active {
  background: var(--accent-solid);
  border-color: var(--accent-solid);
  color: #fff;
}

.speed-slider {
  width: 60px;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--border);
  border-radius: 2px;
  outline: none;
}

.speed-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  background: var(--accent);
  border-radius: 50%;
  cursor: pointer;
}

.speed-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: none;
  border-radius: 50%;
  cursor: pointer;
}

.bpm-input {
  width: 48px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  text-align: center;
  font-family: var(--font);
  outline: none;
}

.bpm-input:focus {
  border-color: var(--accent);
}

.tuner-display {
  font-size: 0.8rem;
  font-weight: 600;
  min-width: 80px;
  text-align: center;
}

.tuner-display .note {
  color: var(--accent);
}

.tuner-display .cents {
  font-size: 0.7rem;
  margin-left: 0.25rem;
}

.tuner-display .cents.in-tune {
  color: var(--success);
}

.tuner-display .cents.off-tune {
  color: var(--danger);
}

/* === Bug Report Modal === */

.bug-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 300;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.bug-modal-overlay.open {
  display: flex;
}

.bug-modal {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.bug-modal h2 {
  font-size: 1.1rem;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.bug-modal .bug-song-name {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.bug-modal textarea {
  width: 100%;
  min-height: 120px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  font-family: var(--font);
  font-size: 0.9rem;
  resize: vertical;
  outline: none;
  transition: border-color 0.2s;
}

.bug-modal textarea:focus {
  border-color: var(--accent);
}

.bug-modal textarea::placeholder {
  color: var(--text-dim);
}

.bug-modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1rem;
}

.btn-bug-send {
  padding: 0.5rem 1.25rem;
  background: var(--accent-solid);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.2s;
}

.btn-bug-send:hover {
  background: var(--accent-solid-hover);
}

.btn-bug-cancel {
  padding: 0.5rem 1.25rem;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-bug-cancel:hover {
  border-color: var(--text-muted);
  color: var(--text);
}

/* === Placeholder Page === */

.placeholder-page {
  text-align: center;
  padding: 4rem 1.5rem;
}

.placeholder-page h1 {
  font-size: 1.75rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.placeholder-page p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* === Responsive === */

@media (max-width: 768px) {
  .main-nav {
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
  }

  .nav-links {
    gap: 0.5rem;
    justify-content: center;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .filters {
    flex-direction: column;
  }

  .filter-input {
    width: 100%;
  }

  .songs-table {
    font-size: 0.8rem;
  }

  .songs-table th,
  .songs-table td {
    padding: 0.4rem 0.5rem;
  }

  .player-bar {
    gap: 0.25rem;
    padding: 0.4rem 0.5rem;
  }

  .player-section {
    padding: 0 0.25rem;
  }

  .player-label {
    display: none;
  }

  .speed-slider {
    width: 40px;
  }

  .chord-filter-dropdown {
    left: -1rem;
    right: -1rem;
    max-width: calc(100vw - 2rem);
  }
}

@media (max-width: 480px) {
  .player-bar {
    justify-content: space-around;
  }

  .player-section {
    border-right: none;
  }

  .bpm-input {
    width: 40px;
  }
}

/* === Scrollbar === */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-dim);
}