:root {
  --g: rgb(38, 38, 44);
  --soft: rgb(70, 70, 74);
  --b: rgb(58, 112, 168);
  --paper: rgb(243, 237, 222);
  --hand: "Noteworthy", "Bradley Hand", "Segoe Print", "Comic Neue", "Patrick Hand", cursive;
  --note: "Avenir Next", "Segoe UI", "Helvetica Neue", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background-color: var(--paper);
  color: var(--g);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 45%, transparent 55%, rgba(90, 70, 40, 0.14));
}

#hoja {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  touch-action: none;
}

header {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 10px 24px;
  padding: 16px 24px 0;
  pointer-events: none;
}

header > * { pointer-events: auto; }

h1 {
  margin: 0;
  font: 400 30px/1.1 var(--hand);
  letter-spacing: 0.01em;
}

.leyenda {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  margin: 6px 0 0;
  font: 14px/1.3 var(--hand);
  color: var(--soft);
}

.k { display: inline-flex; align-items: center; gap: 6px; }

.k i {
  width: 38px;
  height: 7px;
  border: 1px solid rgba(38, 38, 44, 0.55);
  border-radius: 3px 6px 2px 5px;
  overflow: hidden;
}

.k i b {
  display: block;
  height: 100%;
  background: repeating-linear-gradient(-55deg, var(--g) 0 1.2px, transparent 1.2px 3px);
  transform: scaleX(0);
  transform-origin: left;
}

.titulo { flex: 1 1 380px; min-width: 0; }

.extras { margin: 3px 0 0; font: 13px/1.3 var(--hand); color: rgb(150, 90, 40); }

.lado { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; max-width: 780px; }

nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }

button, .btn {
  font: 15px/1 var(--hand);
  color: var(--g);
  background: rgba(255, 253, 246, 0.55);
  border: 1.5px solid rgba(38, 38, 44, 0.8);
  border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
  padding: 7px 14px 6px;
  cursor: pointer;
  transition: transform 0.12s ease, background-color 0.2s ease;
}

button:hover, .btn:hover { transform: rotate(-1.2deg) translateY(-1px); }
button:active, .btn:active { transform: translateY(1px); }
button:focus-visible, .btn:focus-within { outline: 2px dashed var(--b); outline-offset: 3px; }
button.on { background: rgba(250, 214, 90, 0.6); }

.ayuda, #estado {
  margin: 0;
  font: 12.5px/1.35 var(--note);
  color: var(--soft);
  text-align: right;
}

#estado { color: var(--b); min-height: 1.35em; }

kbd {
  font: 11px var(--note);
  border: 1px solid rgba(38, 38, 44, 0.35);
  border-radius: 3px;
  padding: 0 3px;
}

@media (max-width: 700px) {
  header { padding: 12px 14px 0; }
  .lado { align-items: flex-start; }
  nav { justify-content: flex-start; }
  .ayuda, #estado { text-align: left; }
  .ayuda { display: none; }
}

body.soltar::before {
  content: "Soltá el audio para dibujarlo";
  position: fixed;
  inset: 14px;
  z-index: 2;
  display: grid;
  place-items: center;
  font: 28px var(--hand);
  color: var(--b);
  border: 2px dashed var(--b);
  border-radius: 18px 6px 22px 8px;
  background: rgba(243, 237, 222, 0.6);
  pointer-events: none;
}