/*font*/
@font-face {
  font-family: 'Kalice';
  src: url('assets/fonts/Kalice-Regular.woff2') format('woff2'),
       url('assets/fonts/Kalice-Italic.woff2') format('woff');
  font-weight: normal;
  font-style: normal;
}
/* reset */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* page */
body {
  font-family: 'Kalice', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  background: #fffbad;
  color: #111;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* floating sidebar */
header {
  position: fixed;
  top: 20px;
  left: 20px;
  /* bottom: 350px; */
  width: 320px;
  z-index: 10;

  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 22px;
  padding: 22px 60px 22px 22px;

  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  /* border: 1px solid rgba(45, 45, 45, 0.5); */
  border-radius: 16px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.04);

  overflow-y: auto;
}

.site-title {
  font-family: 'Kalice', sans-serif;
  font-size: 24px;
  /* letter-spacing: 1px; */
  color: #000000;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width:auto;
}

.control-group label {
  font-family: 'Kalice', sans-serif;
  font-size: 11px;
  color: #000000;
  /* letter-spacing: 1px; */
}

/*toggles*/
.toggle-group {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.toggle {
  padding: 4px 10px;
  font-size: 11px;
  font-family: inherit;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 4px;
  color: #aaa;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.toggle:hover {
  background: rgba(108, 108, 108, 0.8);
  color: #ffffff;
}

.toggle.on {
  background: #fff481;
  color: #000000;
  /* border-color:  #111; */
}

#downloadBtn {
  margin-top: auto;
  padding: 6px 10px;
  font-size: 11px;
  font-family: inherit;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 6px;
  color: #000000;
  cursor: pointer;
  width: 150px;
  transition: background 0.15s, color 0.15s;
}

#downloadBtn:hover {
  background: rgba(108, 108, 108, 0.8);
  color: #ffffff;
}

/* display area */
main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px 40px 215px;
  overflow: auto;
  background: transparent;
}

.hint-wrapper {
  text-align: center;
  line-height: 2;
}

#buttonsRow {
  position: relative;
  width: 60vw;
  height: 100%;
  min-height: 300px;
  background: transparent;
}

.btn-cell {
  position: absolute;
  cursor: grab;
  width: 100px; 
  height: 100px;
  background: transparent;
}

#buttonsRow canvas {
  display: block;
  width: inherit;
  height: inherit;
  background: transparent;
}

.btn-cell:active {
  cursor: grabbing;
}

.btn-space {
  width: 10px;
  height: 100px;
  flex-shrink: 0;
}

#sizeSlider {
  width: 100%;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: #ccc;      
  border-radius: 2px;
  outline: none;
}

#sizeSlider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 10px;
  height: 10px;
  background: #111;     
  border-radius: 50%;
  cursor: pointer;
}

#sizeSlider::-moz-range-thumb {
  width: 10px;
  height: 10px;
  background: #111;
  border-radius: 50%;
  border: none;
  cursor: pointer;
}

.hint {
  font-size: 12px;
  color: #777777;
  /* letter-spacing: 1.2px; */
  /* position: absolute; */
  pointer-events: none;
  text-align: left;
}

#colorDisplay {
  padding: 0;
  width: 32px;
  height: 22px;
  overflow: hidden;
}

#colorSwatch {
  width: 100%;
  height: 22px;
  background: #111;
}

.thumb-btn {
  width: 32px;
  height: 26px;
  padding: 0;
  background-size: cover;
  background-position: center;
}

#buttonAscii {
  position: absolute;
  top: 70%;
  left: 85%;
  transform: translate(-50%, -50%);
  max-width: 900px;
  opacity: 0.85; 
  pointer-events: none;
 filter: invert(1);
  mix-blend-mode: multiply;
}

#collapseBtn {
  position: absolute;
  top: 28.5px;
  right: 20px;
  width: 24px;
  height: 24px;
  padding: 0;
  font-size: 16px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

header.collapsed {
  bottom: auto;
  gap: 0;
}

header.collapsed .control-group,
header.collapsed .hint,
header.collapsed #downloadBtn {
  display: none;
}

.credit-link {
  font-size: 10px;
  color: #999;
  letter-spacing: 1px;
  text-decoration: none;
  transition: color 0.15s;
}

.credit-link:hover {
  color: #111;
}