/* Guitar Chord Finder Styles - Realistic Guitar Fretboard */
.guitar-chord-finder {
  max-width: 1400px;
  margin: 0 auto;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.gcf-main {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Chord Input Section */
.chord-input-section {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 15px;
  padding: 20px 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  margin-bottom: 10px;
}

.chord-input-container {
  display: flex;
  gap: 15px;
  align-items: center;
  justify-content: center;
}

.chord-input-field {
  flex: 1;
  max-width: 400px;
  padding: 12px 20px;
  border: 2px solid #e0e0e0;
  border-radius: 25px;
  font-size: 16px;
  font-family: inherit;
  background: #fff;
  transition: all 0.3s ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.chord-input-field:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.chord-input-field::placeholder {
  color: #999;
  font-style: italic;
}

.find-btn {
  background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
  white-space: nowrap;
}

/* Result Section */
.result-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 15px;
  padding: 20px 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  margin-bottom: 10px;
}

.chord-result-text {
  flex: 1;
  margin-right: 20px;
}

.chord-result-text.chord-detected {
  color: #27ae60;
  animation: chordDetected 0.5s ease-in-out;
}

/* Realistic Guitar Fretboard */
.fretboard-container {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.fretboard {
  position: relative;
  background: linear-gradient(135deg, #8b4513 0%, #a0522d 50%, #8b4513 100%);
  border-radius: 10px;
  /* padding: 25px; */
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.4), 0 8px 25px rgba(0, 0, 0, 0.3);
  border: 3px solid #654321;
}

.fretboard-title {
  text-align: center;
  font-size: 1.5em;
  font-weight: bold;
  color: #2c3e50;
  margin-bottom: 20px;
  text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8);
}

.fretboard-grid {
  position: relative;
  background: linear-gradient(135deg, #d2691e 0%, #cd853f 50%, #d2691e 100%);
  border-radius: 8px;
  padding: 15px;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.3), 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 2px solid #8b4513;
  display: flex;
  flex-direction: column;
}

.fretboard-header {
  display: grid;
  grid-template-columns: repeat(14, 1fr);
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  color: white;
  border-radius: 0 0 5px 5px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  order: 2;
}

/* Mobile: 6 columns (Open + 5 frets) */
@media (max-width: 480px) {
  .fretboard-header {
    grid-template-columns: repeat(6, 1fr);
  }
}

/* Tablet: 8 columns (Open + 7 frets) */
@media (min-width: 481px) and (max-width: 768px) {
  .fretboard-header {
    grid-template-columns: repeat(8, 1fr);
  }
}

.fret-header-cell {
  padding: 12px 5px;
  text-align: center;
  font-weight: bold;
  font-size: 14px;
  border-right: 1px solid #34495e;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.fret-header-cell:last-child {
  border-right: none;
}

.fretboard-strings {
  display: contents;
  order: 1;
}

.guitar-string-row {
  display: grid;
  grid-template-columns: repeat(14, 1fr);
  position: relative;
}

/* Mobile: 6 columns (Open + 5 frets) */
@media (max-width: 480px) {
  .guitar-string-row {
    grid-template-columns: repeat(6, 1fr);
  }
}

/* Tablet: 8 columns (Open + 7 frets) */
@media (min-width: 481px) and (max-width: 768px) {
  .guitar-string-row {
    grid-template-columns: repeat(8, 1fr);
  }
}

/* String lines with same color but varying thickness (low strings thicker) */
.guitar-string-row:nth-child(1)::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, #c0c0c0 0%, #e8e8e8 50%, #c0c0c0 100%);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  z-index: 1;
}

.guitar-string-row:nth-child(2)::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1.5px;
  background: linear-gradient(90deg, #c0c0c0 0%, #e8e8e8 50%, #c0c0c0 100%);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  z-index: 1;
}

.guitar-string-row:nth-child(3)::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #c0c0c0 0%, #e8e8e8 50%, #c0c0c0 100%);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
  z-index: 1;
}

.guitar-string-row:nth-child(4)::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2.5px;
  background: linear-gradient(90deg, #c0c0c0 0%, #e8e8e8 50%, #c0c0c0 100%);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  z-index: 1;
}

.guitar-string-row:nth-child(5)::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #c0c0c0 0%, #e8e8e8 50%, #c0c0c0 100%);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
  z-index: 1;
}

.guitar-string-row:nth-child(6)::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 3.5px;
  background: linear-gradient(90deg, #c0c0c0 0%, #e8e8e8 50%, #c0c0c0 100%);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.fret-cell {
  position: relative;
  min-height: 50px;
  border-right: 2px solid #654321;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  background: rgba(255, 255, 255, 0.05);
  z-index: 2;
}

.fret-cell:last-child {
  border-right: none;
}

.fret-cell:hover {
  background: rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 0 10px rgba(255, 255, 255, 0.2);
}

.fret-cell.selected {
  background: rgba(39, 174, 96, 0.2);
}

.fret-cell.selected::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 28px;
  height: 28px;
  background: radial-gradient(circle, #27ae60 0%, #2ecc71 70%, #27ae60 100%);
  border-radius: 50%;
  border: 3px solid #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4),
    inset 0 2px 4px rgba(255, 255, 255, 0.3);
  z-index: 3;
}

.fret-cell.selected::after {
  content: attr(data-note);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-size: 12px;
  font-weight: bold;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
  z-index: 4;
  pointer-events: none;
}

/* Override open note styling when selected */
.fret-cell.open.selected {
  background: rgba(39, 174, 96, 0.2);
}

.fret-cell.open.selected::before {
  background: radial-gradient(circle, #27ae60 0%, #2ecc71 70%, #27ae60 100%);
}

.fret-cell.open {
  background: rgba(243, 156, 18, 0.2);
}

.fret-cell.open::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 28px;
  height: 28px;
  background: radial-gradient(circle, #f39c12 0%, #f1c40f 70%, #f39c12 100%);
  border-radius: 50%;
  border: 3px solid #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4),
    inset 0 2px 4px rgba(255, 255, 255, 0.3);
  z-index: 3;
}

.fret-cell.open::after {
  content: attr(data-note);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-size: 12px;
  font-weight: bold;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
  z-index: 4;
  pointer-events: none;
}

/* Remove hover effects for selected notes */
.fret-cell.selected:hover {
  background: rgba(39, 174, 96, 0.2) !important;
  box-shadow: none !important;
  transform: none !important;
}

/* Muted string styling */
.fret-cell.muted {
  background: rgba(244, 67, 54, 0.2);
}

.fret-cell.muted::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  background: #f44336;
  border-radius: 50%;
  z-index: 1;
}

.fret-cell.muted::after {
  content: "✕";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 12px;
  font-weight: bold;
  color: white;
  z-index: 2;
}

/* Remove hover effects for open notes */
.fret-cell.open:hover {
  background: rgba(243, 156, 18, 0.2) !important;
  box-shadow: none !important;
  transform: none !important;
}

/* Nut line (thicker first fret) */
.guitar-string-row .fret-cell:first-child {
  border-right: 4px solid #333;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: inset 2px 0 5px rgba(0, 0, 0, 0.3);
}

/* Fret markers (single dots in the middle) */
.fretboard-grid::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* Individual fret markers - positioned inside fret cells */
.fret-marker-3 {
  position: absolute;
  top: calc(50% - 18px); /* Between 3rd and 4th strings */
  left: calc((100% / 14) * 3 + (100% / 14) / 2); /* Center of 3rd fret */
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4),
    inset 0 1px 2px rgba(255, 255, 255, 0.8);
  z-index: 1;
}

.fret-marker-5 {
  position: absolute;
  top: calc(50% - 18px); /* Between 3rd and 4th strings */
  left: calc((100% / 14) * 5 + (100% / 14) / 2); /* Center of 5th fret */
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4),
    inset 0 1px 2px rgba(255, 255, 255, 0.8);
  z-index: 1;
}

.fret-marker-7 {
  position: absolute;
  top: calc(50% - 18px); /* Between 3rd and 4th strings */
  left: calc((100% / 14) * 7 + (100% / 14) / 2); /* Center of 7th fret */
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4),
    inset 0 1px 2px rgba(255, 255, 255, 0.8);
  z-index: 1;
}

/* Mobile fret marker positioning (6 columns) */
@media (max-width: 480px) {
  .fret-marker-3 {
    left: calc((100% / 6) * 3 + (100% / 6) / 2); /* Center of 3rd fret */
  }

  .fret-marker-5 {
    left: calc((100% / 6) * 5 + (100% / 6) / 2); /* Center of 5th fret */
  }
}

/* Tablet fret marker positioning (8 columns) */
@media (min-width: 481px) and (max-width: 768px) {
  .fret-marker-3 {
    left: calc((100% / 8) * 3 + (100% / 8) / 2); /* Center of 3rd fret */
  }

  .fret-marker-5 {
    left: calc((100% / 8) * 5 + (100% / 8) / 2); /* Center of 5th fret */
  }

  .fret-marker-7 {
    left: calc((100% / 8) * 7 + (100% / 8) / 2); /* Center of 7th fret */
  }
}

.fret-marker-9 {
  position: absolute;
  top: calc(50% - 18px); /* Between 3rd and 4th strings */
  left: calc((100% / 14) * 9 + (100% / 14) / 2); /* Center of 9th fret */
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4),
    inset 0 1px 2px rgba(255, 255, 255, 0.8);
  z-index: 1;
}

/* 12th fret - two dots positioned correctly */
.fret-marker-12 {
  position: absolute;
  top: calc(50% - 68px); /* Between 2nd and 3rd strings */
  left: calc((100% / 14) * 12 + (100% / 14) / 2); /* Center of 12th fret */
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4),
    inset 0 1px 2px rgba(255, 255, 255, 0.8);
  z-index: 1;
}

.fret-marker-12-bottom {
  position: absolute;
  top: calc(50% + 32px); /* Between 4th and 5th strings */
  left: calc((100% / 14) * 12 + (100% / 14) / 2); /* Center of 12th fret */
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4),
    inset 0 1px 2px rgba(255, 255, 255, 0.8);
  z-index: 1;
}

.gcf-btn {
  padding: 12px 24px;
  border: none;
  border-radius: 25px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  font-size: 16px;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  white-space: nowrap;
}

.gcf-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.gcf-btn:active {
  transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 1200px) {
  .gcf-main {
    gap: 15px;
  }
}

@media (max-width: 768px) {
  .chord-input-section {
    padding: 15px 20px;
  }

  .chord-input-container {
    flex-direction: column;
    gap: 12px;
  }

  .chord-input-field {
    max-width: 100%;
    font-size: 14px;
    padding: 10px 16px;
  }

  .result-section {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }

  .chord-result-text {
    margin-right: 0;
    font-size: 1.2em;
  }

  .fretboard {
    padding: 15px;
  }

  .fret-cell {
    min-height: 40px;
  }

  .fret-header-cell {
    font-size: 12px;
    padding: 8px 3px;
  }
}

@media (max-width: 480px) {
  .guitar-chord-finder {
    padding: 15px;
  }

  .chord-input-section {
    padding: 12px 15px;
  }

  .chord-input-field {
    font-size: 13px;
    padding: 8px 12px;
  }

  .result-section {
    padding: 15px 20px;
  }

  .chord-result-text {
    font-size: 1.1em;
  }

  .fret-cell {
    min-height: 35px;
  }

  .fret-header-cell {
    font-size: 11px;
    padding: 6px 2px;
  }
}

/* Animation for chord detection */
@keyframes chordDetected {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

.chord-detected {
  animation: chordDetected 0.5s ease-in-out;
}

/* Loading state */
.loading {
  opacity: 0.6;
  pointer-events: none;
}