/* Image Noise Remover Tool - Advanced Premium Styles */
/* Preset Buttons */
.preset-btn {
  background: transparent;
  border: 2px solid rgba(255,255,255,0.1);
  color: var(--text);
  padding: 0.6rem 1.2rem;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.preset-btn:hover {
  border-color: rgba(124,58,237,0.3);
  background: rgba(124,58,237,0.1);
  transform: translateY(-2px);
}
.preset-btn.active {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 8px 20px rgba(124,58,237,0.3);
}
  border-color: rgba(124,58,237,0.12);
}
  border-color: rgba(124,58,237,0.3);
  background: rgba(124,58,237,0.08);
}
  background: linear-gradient(135deg, #7c3aed, #8b5cf6);
  color: #fff;
  box-shadow: 0 8px 20px rgba(124,58,237,0.2);
}
/* Drop Area */
.drop-area {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.8rem;
  padding: 2rem;
  border-radius: 14px;
  border: 2px dashed rgba(255, 255, 255, 0.08);
  background: linear-gradient(135deg, rgba(57, 217, 255, 0.02), rgba(124, 58, 237, 0.02));
  cursor: pointer;
  min-height: 160px;
  transition: all 0.3s ease;
}
.drop-area:hover {
  border-color: rgba(124, 58, 237, 0.18);
  background: linear-gradient(135deg, rgba(57, 217, 255, 0.04), rgba(124, 58, 237, 0.04));
}
.drop-area.dragover {
  border-color: var(--accent-cyan);
  background: linear-gradient(135deg, rgba(57, 217, 255, 0.08), rgba(124, 58, 237, 0.06));
  box-shadow: 0 0 30px rgba(57, 217, 255, 0.1);
}
.drop-area input[type=file] {
  display: none;
}
.drop-area svg {
  color: var(--accent-cyan);
}
  border-color: rgba(124, 58, 237, 0.12);
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.04), rgba(168, 85, 247, 0.02));
}
  border-color: rgba(124, 58, 237, 0.2);
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.08), rgba(168, 85, 247, 0.05));
}
  border-color: #7c3aed;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.12), rgba(168, 85, 247, 0.08));
  box-shadow: 0 0 30px rgba(124, 58, 237, 0.15);
}
  color: #7c3aed;
}
/* Canvas styles */
#inputCanvas,
#outputCanvas,
#comparisonCanvas {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.2s ease, filter 0.2s ease;
}
#inputCanvas:hover,
#outputCanvas:hover {
  filter: brightness(1.05);
  transform: scale(1.01);
}
/* Slider styles with icons */
input[type="range"] {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent-cyan) 0%, var(--accent-purple) 50%, var(--accent-magenta) 100%);
  outline: none;
  transition: all 0.2s ease;
}
input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(57, 217, 255, 0.3);
  transition: all 0.2s ease;
}
input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 6px 20px rgba(57, 217, 255, 0.5);
}
input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  cursor: pointer;
  border: none;
  box-shadow: 0 4px 12px rgba(57, 217, 255, 0.3);
  transition: all 0.2s ease;
}
input[type="range"]::-moz-range-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 6px 20px rgba(57, 217, 255, 0.5);
}
input[type="range"]::-moz-range-track {
  background: transparent;
  border: none;
}
input[type="range"]::-moz-range-progress {
  background: linear-gradient(90deg, var(--accent-cyan) 0%, var(--accent-purple) 50%, var(--accent-magenta) 100%);
  height: 6px;
  border-radius: 3px;
}
  background: linear-gradient(90deg, #7c3aed 0%, #8b5cf6 50%, #d946ef 100%);
}
  background: linear-gradient(135deg, #7c3aed, #8b5cf6);
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.5);
}
  background: linear-gradient(135deg, #7c3aed, #8b5cf6);
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}
  background: linear-gradient(90deg, #7c3aed 0%, #8b5cf6 50%, #d946ef 100%);
}
/* Progress bar styles */
progress {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 4px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
progress::-webkit-progress-value {
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple), var(--accent-magenta));
  border-radius: 4px;
  transition: width 0.3s ease;
}
progress::-moz-progress-bar {
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple), var(--accent-magenta));
  border-radius: 4px;
  transition: width 0.3s ease;
}
  background: rgba(124, 58, 237, 0.08);
  border-color: rgba(124, 58, 237, 0.12);
}
  background: linear-gradient(90deg, #7c3aed, #8b5cf6, #d946ef);
}
  background: linear-gradient(90deg, #7c3aed, #8b5cf6, #d946ef);
}
/* Button styles */
.cta,
.btn {
  transition: all 0.2s ease;
}
.cta:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
/* Comparison container */
#comparisonContainer {
  position: relative;
  max-width: 100%;
  aspect-ratio: auto;
  overflow: hidden;
  animation: slideInDown 0.5s ease;
}
#comparisonCanvas {
  display: block;
  width: 100%;
  height: auto;
}
#comparisonSlider {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: col-resize;
  z-index: 10;
  appearance: none;
  -webkit-appearance: none;
}
#sliderHandle {
  position: absolute;
  left: 50%;
  top: 0;
  width: 2px;
  height: 100%;
  background: var(--accent-cyan);
  transform: translateX(-50%);
  pointer-events: none;
  transition: left 0.1s ease;
}
#sliderHandle > div {
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(57, 217, 255, 0.3);
  border: 2px solid rgba(255, 255, 255, 0.2);
}
  background: #7c3aed;
}
  background: #7c3aed;
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
  border-color: rgba(255, 255, 255, 0.3);
}
/* Export Modal */
#exportModal {
  animation: fadeIn 0.3s ease;
}
/* Export Modal Select/Input */
#exportFormat,
#exportQuality {
  background: var(--bg-2);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.1);
}
  background: #f9f7ff;
  color: var(--light-text);
  border-color: rgba(124,58,237,0.1);
}
/* Animations */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
#inputCanvas,
#outputCanvas {
  animation: slideIn 0.4s ease;
}
/* Responsive design */
@media (max-width: 720px) {
  .drop-area {
    padding: 1.5rem;
    min-height: 140px;
  }
  #previewWrap {
    flex-direction: column !important;
    gap: 1rem !important;
  }
  input[type="range"] {
    height: 5px;
  }
  input[type="range"]::-webkit-slider-thumb {
    width: 16px;
    height: 16px;
  }
  input[type="range"]::-moz-range-thumb {
    width: 16px;
    height: 16px;
  }
  #exportModal > div {
    margin: 1rem auto !important;
    padding: 1.5rem !important;
  }
}
/* RTL support */
body.rtl #previewWrap {
  flex-direction: row-reverse;
}
body.rtl #sliderHandle {
  left: auto;
  right: 50%;
  transform: translateX(50%);
}
body.rtl #sliderHandle > div {
  left: auto;
  right: -12px;
}
/* Tool card consistency */
.tool-card {
  margin: 0 auto;
}
/* Status text */
#status {
  font-weight: 700;
  color: var(--text);
  transition: color 0.3s ease;
}
  color: var(--light-text);
}
/* Drop area text */
.drop-area {
  user-select: none;
  -webkit-user-select: none;
}
.drop-area p {
  margin: 0.3rem 0;
  font-weight: 600;
  opacity: 0.9;
}
/* Algorithm radio buttons styling */
label[style*="display:flex"] {
  transition: all 0.2s ease;
}
label[style*="display:flex"]:hover {
  background: rgba(124,58,237,0.08) !important;
}
  background: rgba(124,58,237,0.06) !important;
}
/* Tooltip styling */
[title] {
  cursor: help;
}
/* Image stats styling */
#imageStats {
  animation: slideIn 0.3s ease;
}
#imageStats > div > div:first-child {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Ensure brand header matches global site style (gradient clipped text) */
header nav .brand h1,
header .brand h1 {
  background: var(--accent-mid);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
  font-size: 1.05rem;
}