/* Brutalist MPC Sampler/Chopper Stylesheet */
:root {
  --font-sans: 'Open Sans', system-ui, -apple-system, sans-serif;
  
  /* Brutalist color palette */
  --bg-app: #eaeaea;        /* Retro industrial casing gray */
  --bg-panel: #ffffff;      /* Panel white */
  --border-color: #000000;  /* Solid thick black */
  
  --text-main: #000000;
  --text-muted: #666666;
  
  /* Active states */
  --color-active: #39ff14;   /* Neon Green */
  --color-drag: #00FFFF;     /* Neon Cyan */
  --color-accent: #ffd166;   /* Retro Yellow */
  --color-danger: #ff4d4d;   /* Neon Red */
  
  --border-width: 3px;
  --shadow-block: 4px 4px 0px #000000;
  --shadow-block-hover: 7px 7px 0px #000000;
  --shadow-block-active: 1px 1px 0px #000000;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 2rem 1rem;
}

/* Core Container */
.app-container {
  width: 100%;
  max-width: 960px;
  background: var(--bg-panel);
  border: var(--border-width) solid var(--border-color);
  border-radius: 12px;
  box-shadow: 8px 8px 0px #000000;
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  position: relative;
}

/* Header */
.app-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  border-bottom: var(--border-width) solid var(--border-color);
  padding-bottom: 1.5rem;
}

h1.habbo-title {
  font-family: 'Archivo Black', Arial Black, sans-serif;
  font-size: 3.8rem;
  font-weight: 400; /* Archivo Black is naturally heavy */
  text-transform: uppercase;
  letter-spacing: -5px; /* Heavy overlapping for blocky retro look */
  color: #fff200; /* Habbo Bright Yellow */
  margin: 0.5rem 0;
  display: inline-block;
  line-height: 0.95;
  text-align: center;
  
  /* Thick black text border */
  -webkit-text-stroke: 2.5px #000000;
  
  /* High-resolution 3D extrusion using chained drop-shadow filters */
  filter: 
    drop-shadow(2px 2px 0px #ff7b00)
    drop-shadow(2px 2px 0px #ff7b00)
    drop-shadow(2px 2px 0px #000000);
}

.logo-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 80px;
  margin: 0.5rem 0;
}

.habbo-logo-img {
  max-height: 80px;
  image-rendering: pixelated; /* Keeps the pixel-art crisp and clean */
  image-rendering: crisp-edges;
  object-fit: contain;
  
  /* Disable dragging and text selection */
  -webkit-user-drag: none;
  user-drag: none;
  -webkit-user-select: none;
  user-select: none;
}

.version-tag {
  font-size: 0.75rem;
  font-weight: 800;
  background: var(--text-main);
  color: var(--color-active);
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* Dropzone Area */
.dropzone {
  background: #fdfdfd;
  border: var(--border-width) dashed var(--border-color);
  border-radius: 8px;
  padding: 3rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: background-color 0.2s, border-color 0.2s, transform 0.1s;
}

.dropzone:hover, .dropzone:focus {
  background: #f5f5f5;
  outline: none;
}

.dropzone.dragover {
  background: #e6ffff;
  border-color: var(--color-drag);
  border-style: solid;
  transform: scale(0.99);
}

.dropzone-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.dropzone-icon {
  font-size: 3rem;
}

.dropzone-text {
  font-size: 1.25rem;
  font-weight: 800;
  text-transform: uppercase;
}

.dropzone-subtext {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
}

.file-input-hidden {
  display: none;
}

/* File Info Panel */
.file-info-panel {
  background: #f7f7f7;
  border: var(--border-width) solid var(--border-color);
  border-radius: 6px;
  padding: 1rem;
  box-shadow: var(--shadow-block);
}

.info-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.info-block {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.info-label {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.info-value {
  font-size: 0.95rem;
  font-weight: 700;
  word-break: break-all;
}

/* Slicing Control Board */
.control-board {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.section-title {
  font-size: 1.15rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0.25rem;
}

.controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.control-box {
  background: #fbfbfb;
  border: var(--border-width) solid var(--border-color);
  padding: 0.75rem 1rem;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.box-label {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.slider-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Brutalist Inputs */
.brutalist-select {
  width: 100%;
  padding: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  background: #ffffff;
  outline: none;
  cursor: pointer;
}

.brutalist-select:focus {
  background: #f5f5f5;
}

/* Range input styling */
input[type="range"] {
  flex: 1;
  height: 8px;
  background: #e0e0e0;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  appearance: none;
  -webkit-appearance: none;
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  -webkit-appearance: none;
  width: 14px;
  height: 20px;
  background: #000000;
  border-radius: 2px;
  cursor: pointer;
}

input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 20px;
  background: #000000;
  border: none;
  border-radius: 2px;
  cursor: pointer;
}

.badge {
  font-size: 0.75rem;
  font-weight: 800;
  background: var(--text-main);
  color: #ffffff;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  min-width: 50px;
  text-align: center;
}

/* Action Box & Buttons */
.action-box {
  grid-column: 1 / -1;
  background: transparent;
  border: none;
  padding: 0;
  display: flex;
  justify-content: flex-end;
}

.brutalist-btn {
  background: #ffffff;
  border: var(--border-width) solid var(--border-color);
  border-radius: 6px;
  box-shadow: var(--shadow-block);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 800;
  padding: 0.75rem 1.5rem;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.05s, box-shadow 0.05s, background-color 0.1s;
}

.brutalist-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block-hover);
}

.brutalist-btn:active {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-block-active);
}

.action-btn {
  background: var(--color-accent);
  width: 100%;
}

.action-btn:hover {
  background: #ffc233;
}

/* Master Timeline */
.waveform-overview-section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.section-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.timeline-indicator {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
}

.waveform-master-wrapper {
  position: relative;
  width: 100%;
  height: 120px;
  border: var(--border-width) solid var(--border-color);
  border-radius: 8px;
  background: #111111;
  overflow: hidden;
  box-shadow: var(--shadow-block);
}

#master-waveform-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.master-playhead {
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
  height: 100%;
  background: #ffffff;
  box-shadow: 0 0 8px #ffffff;
  pointer-events: none;
}

.waveform-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.control-btn-small {
  background: #ffffff;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 0.35rem 0.75rem;
  cursor: pointer;
  text-transform: uppercase;
}

.control-btn-small:hover {
  background: #f0f0f0;
}

.time-display {
  font-family: monospace;
  font-size: 0.85rem;
  font-weight: 700;
}

/* Slices Scrollable Panel */
.slices-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.slices-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.batch-actions {
  display: flex;
  gap: 0.75rem;
}

.text-btn {
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  cursor: pointer;
  color: var(--text-main);
  text-decoration: underline;
  outline: none;
}

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

/* Processing Status */
.status-panel {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #fafafa;
  border: var(--border-width) solid var(--border-color);
  border-radius: 6px;
  padding: 2rem;
  text-align: center;
}

.spinner-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid #f3f3f3;
  border-top: 4px solid var(--border-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

#status-text {
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.9rem;
}

/* Sampler Chops List */
.chops-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-height: 450px;
  overflow-y: auto;
  padding-right: 0.5rem;
  border: 2px solid transparent;
}

/* Scrollbar Customization */
.chops-container::-webkit-scrollbar {
  width: 12px;
}

.chops-container::-webkit-scrollbar-track {
  background: #f0f0f0;
  border: 2px solid var(--border-color);
  border-radius: 4px;
}

.chops-container::-webkit-scrollbar-thumb {
  background: #000000;
  border: 2px solid #f0f0f0;
  border-radius: 4px;
}

/* Individual Chop Card */
.chop-card {
  background: #ffffff;
  border: var(--border-width) solid var(--border-color);
  border-radius: 6px;
  box-shadow: var(--shadow-block);
  padding: 0.75rem 1rem;
  display: grid;
  grid-template-columns: auto 1fr 120px auto;
  align-items: center;
  gap: 1rem;
  transition: transform 0.1s, box-shadow 0.1s;
}

.chop-card:hover {
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0px #000000;
}

.chop-card.playing {
  background: var(--color-drag);
}

.chop-card.excluded {
  opacity: 0.45;
  background: #fafafa;
}

/* Card Elements */
.chop-checkbox-wrapper {
  display: flex;
  align-items: center;
}

.chop-checkbox {
  appearance: none;
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-radius: 3px;
  background: #ffffff;
  cursor: pointer;
  position: relative;
  outline: none;
}

.chop-checkbox:checked {
  background: var(--color-active);
}

.chop-checkbox:checked::after {
  content: "✓";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.75rem;
  font-weight: 900;
  color: #000000;
}

.chop-meta {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.chop-title-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.chop-index {
  font-size: 0.75rem;
  font-weight: 800;
  background: #000000;
  color: #ffffff;
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  font-family: monospace;
}

.chop-name-input {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  border: 1px solid transparent;
  padding: 0.15rem 0.3rem;
  background: transparent;
  outline: none;
  width: 180px;
  border-radius: 3px;
}

.chop-name-input:hover {
  border-color: #ccc;
  background: #fbfbfb;
}

.chop-name-input:focus {
  border-color: var(--border-color);
  background: #ffffff;
}

.chop-time-info {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
}

.chop-time-val {
  font-family: monospace;
}

.chop-score-badge {
  font-size: 0.65rem;
  font-weight: 700;
  background: #fff8e6;
  border: 1px solid #ffe6a3;
  color: #b38600;
  padding: 0.05rem 0.3rem;
  border-radius: 2px;
  text-transform: uppercase;
}

/* Micro Waveform Inside Card */
.chop-waveform-wrapper {
  height: 36px;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  background: #fbfbfb;
  overflow: hidden;
  position: relative;
  cursor: pointer;
}

.chop-waveform-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.chop-playhead {
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
  height: 100%;
  background: var(--border-color);
  pointer-events: none;
}

/* Play/Edit Actions */
.chop-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.play-btn {
  background: #ffffff;
  border: 2px solid var(--border-color);
  width: 32px;
  height: 32px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-weight: 800;
  font-size: 0.85rem;
  box-shadow: 2px 2px 0px #000000;
  transition: transform 0.05s, box-shadow 0.05s;
}

.play-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px #000000;
}

.play-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px #000000;
}

.fine-tune-box {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
}

.fine-tune-inputs {
  display: flex;
  gap: 0.25rem;
}

.time-adj-input {
  width: 50px;
  font-family: monospace;
  font-size: 0.7rem;
  font-weight: 700;
  border: 1px solid var(--border-color);
  border-radius: 2px;
  padding: 0.1rem;
  text-align: center;
}

.delete-btn {
  background: #ffffff;
  border: 2px solid var(--border-color);
  width: 32px;
  height: 32px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  box-shadow: 2px 2px 0px #000000;
}

.delete-btn:hover {
  background: var(--color-danger);
  color: #ffffff;
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px #000000;
}

.delete-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px #000000;
}

/* Export Footer Bar */
.export-dashboard {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: var(--border-width) solid var(--border-color);
  padding-top: 1.5rem;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.export-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.export-count {
  font-size: 1rem;
  font-weight: 800;
  text-transform: uppercase;
}

.export-size {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

.export-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.download-btn {
  background: var(--color-active);
}

.download-btn:hover {
  background: #2ee610;
}

.soundboard-btn {
  background: #ffe5ec;
}

.soundboard-btn:hover {
  background: #ffd1dc;
}

/* Notification Toast */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #ffffff;
  border: var(--border-width) solid var(--border-color);
  box-shadow: var(--shadow-block-hover);
  padding: 1rem 1.5rem;
  border-radius: 6px;
  font-weight: 800;
  text-transform: uppercase;
  z-index: 1000;
  transition: opacity 0.3s, transform 0.3s;
}

/* Utility visibility classes */
.hidden {
  display: none !important;
}

@media(max-width: 768px) {
  .chop-card {
    grid-template-columns: auto 1fr;
    gap: 0.75rem;
  }
  .chop-waveform-wrapper {
    grid-column: 1 / -1;
  }
  .chop-actions {
    grid-column: 1 / -1;
    justify-content: space-between;
  }
  .export-dashboard {
    flex-direction: column;
    align-items: stretch;
  }
}

/* Footer Styles */
.app-footer {
  border-top: var(--border-width) solid var(--border-color);
  padding-top: 1.5rem;
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.site-credits {
  background: #000000;
  color: #ffffff;
  text-align: center;
  padding: 1rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}