.pa2a-tool {
  --green-1: #2c6954;
  --green-2: #3d9156;
  --green-3: #5aa647;
  --green-4: #9cbf60;

  --bg: #1f1e30;
  --bg-section: #38374a;
  --bg-input: #16213e;
  --bg-output: #0f0f23;
  --accent-faint: rgba(233, 69, 96, 0.06);
  --text-light: #eee;
  --text-muted: #aaa;
  --text-dim: #888;
  --text-dimmer: #666;
  --text-dimmest: #555;
  --border: #444;
  --border-dark: #333;
  --btn-secondary-hover: #1a2744;

  background-color: var(--bg);
  color: var(--green-2);
}
.pa2a-main-container {
  flex-flow: row nowrap;
  max-width: 100%;
  overflow: hidden;
}
.pa2a-section {
  padding: 20px;
  background: var(--bg-section);
  border-radius: 20px;
  margin: 20px;
  align-self: stretch;
}
.pa2a-section-controls {
  display: flex;
  flex-flow: column wrap;
  justify-content: flex-start;
  align-items: center;
  text-align: center;
  box-sizing: border-box;
  width: 300px;
}

.pa2a-section-controls h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.pa2a-section.main-section {
  min-width: 420px;
  width: 900px;
  position: relative;
  z-index: 10;
}

.export-bar-section {
  width: 900px;
  align-self: center;
}

.pa2a-tool .drop-zone {
  border: 2px dashed var(--text-dimmest);
  border-radius: 12px;
  padding: 2em;
  text-align: center;
  cursor: default;
  transition:
    border-color 0.2s,
    background-color 0.2s;
  max-width: 500px;
  margin: 0 auto 1.5rem;
}
.pa2a-tool .drop-zone.dragover {
  border-color: var(--green-3);
  background-color: var(--accent-faint);
}
.pa2a-tool .drop-zone p {
  color: var(--text-dim);
}

.pa2a-tool .pa2a-upload-btn {
  position: relative;
  display: inline-block;
  padding: 0.5em 1.5em;
  background: var(--green-3);
  color: white;
  /* border-radius: 6px; */
  cursor: pointer;
  font-size: 0.95rem;
  border-radius: 0;
  box-shadow: 0 4px var(--green-1);
  transition-duration: 0.4s;
}
.pa2a-tool .pa2a-upload-btn:hover {
  background: var(--green-2);
  box-shadow: 0 0 var(--green-1);
  transform: translate(0, 4px);
}

.pa2a-tool .pa2a-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}
.pa2a-tool .pa2a-controls label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.pa2a-tool .pa2a-controls select,
.pa2a-tool .pa2a-controls input[type="range"],
.pa2a-tool .pa2a-controls input[type="text"] {
  background: var(--bg-input);
  color: var(--text-light);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.3rem 0.5rem;
}
.pa2a-tool .pa2a-controls .chk {
  flex-direction: row;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
}

.pa2a-tool .pa2a-btn {
  background: var(--green-3);
  color: white;
  border: none;
  border-radius: 6px;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-size: 0.85rem;
}
.pa2a-tool .pa2a-btn:hover {
  background: var(--green-4);
}
.pa2a-tool .pa2a-btn-secondary {
  background: var(--bg-input);
  border: 1px solid var(--border);
}
.pa2a-tool .pa2a-btn-secondary:hover {
  background: var(--btn-secondary-hover);
  border-color: var(--green-3);
}

.pa2a-tool .export-bar {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.pa2a-tool .anim-controls {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
  align-items: center;
}
.pa2a-tool .anim-controls label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.pa2a-tool .anim-controls input[type="range"] {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.pa2a-tool .anim-controls .val {
  font-size: 0.75rem;
  color: var(--green-3);
  text-align: center;
}

.pa2a-tool .machine-wrap {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  align-items: flex-start;
}

.pa2a-tool .machine-pipeline {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  position: relative;
  overflow: hidden;
}

#previewCanvas {
  position: relative;
  z-index: 2;
  display: block;
}

.pa2a-tool .polaroid {
  background: #f0ece4;
  padding: 12px 12px 40px;
  border: 1px solid #d4cfc6;
  box-shadow: 2px 3px 12px rgba(0, 0, 0, 0.35);
  position: relative;
  z-index: 2;
  margin: 0 auto;
  box-sizing: border-box;
}

.pa2a-tool .polaroid canvas {
  display: flex;
  align-self: center;
  justify-self: center;
  image-rendering: pixelated;
}

.pa2a-tool .preview-box {
  text-align: center;
  position: relative;
  padding-bottom: 35px;
  overflow: hidden;
}
.pa2a-tool .preview-box p {
  font-size: 0.75rem;
  color: var(--text-dimmer);
  margin-top: 0.3rem;
}

.pa2a-tool .machine-zone {
  width: 420px;
  min-width: 350px;
  height: 60px;
  position: relative;
  margin-top: -35px;
  display: block;
  color: var(--text-dimmest);
  overflow: visible;
}

.pa2a-tool .machine-zone .machine-back {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
}

.pa2a-tool .machine-zone .machine-front {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 10;
}

.pa2a-tool .process-btn {
  font-size: 1rem;
  padding: 0.1rem 1rem 0.2rem 1rem;
  align-self: center;
  white-space: nowrap;
  position: absolute;
  top: 31px;
  left: 275px;
  height: 20px;
  width: 80px;
  z-index: 15;
  font-family: "Marksman", "Lato", sans-serif;
  text-transform: uppercase;
  border-radius: 0;
  box-shadow: 0 4px var(--green-1);
  transition-duration: 0.4s;
}

.pa2a-tool .process-btn:hover {
  background: var(--green-4);
  box-shadow: 0 0 var(--green-1);
  transform: translate(0, 4px);
}

.pa2a-tool .process-btn.inactive {
  box-shadow: 0 0 #a1956a;
  transform: translate(0, 4px);
  background-color: #edecc0;
  color: #d4cea3;
  cursor: not-allowed;
}

.pa2a-tool .process-btn.active {
  background: #b13535;
  box-shadow: 0 0 #b13535;
  cursor: not-allowed;
  transform: translate(0, 4px);
}

.pa2a-tool .process-btn.colorPulse {
  animation: colorPulse 1.5s ease-out infinite;
}

@keyframes colorPulse {
  0% {
    background-color: var(--green-2);
  }
  50% {
    background-color: var(--green-3);
  }
  100% {
    background-color: var(--green-2);
  }
}

.ascii-output-container {
  overflow: hidden;
  padding-top: 35px;
  margin-top: -15px;
}

.pa2a-tool #ascii-output {
  position: relative;
  z-index: 4;
  font-family: "Courier New", monospace;
  font-size: 10px;
  line-height: 1.1;
  background: var(--bg-output);
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid var(--border-dark);
  white-space: pre;
  overflow: auto;
  max-height: 80vh;
  tab-size: 1;
  letter-spacing: 0.1em;
  min-height: 3rem;
}

.pa2a-tool #pa2a-toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--green-3);
  padding: 0.5rem 1.2rem;
  border-radius: 6px;
  font-size: 0.85rem;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.pa2a-tool #pa2a-toast.show {
  opacity: 1;
}

.pa2a-tool .lb-sample-images {
  margin-top: 20px;
}
.pa2a-tool .lb-sample-images p {
  font-size: 0.8rem;
}
.pa2a-tool .lb-sample-images button {
  font-size: 0.8rem;
  color: #878794;
}

@media (max-width: 800px) {
  .pa2a-main-container {
    flex-flow: column nowrap;
    justify-self: flex-start;
    align-items: stretch;
    width: 100vw;
  }
  .pa2a-section-controls {
    order: 2;
    align-self: center;
  }
  .pa2a-section {
    width: 90vw;
    margin: 10px 0;
  }
}

@media (max-width: 600px) {
  p {
    text-align: center;
    max-width: 80vw;
  }
}