:root {
  --bg: #f6f8fb;
  --grid: rgba(70, 120, 200, 0.13);
  --panel: #ffffff;
  --panel2: #eef2f8;
  --border: #dbe2ee;
  --text: #18223a;
  --text2: #5d6880;
  --focus: #1f3fbf;
  --c-ink: #18223a;
  --c-hidden: #7a86a0;
  --c-accent: #1f3fbf;
  --c-ext: rgba(31, 63, 191, 0.55);
  --c-par: #11875a;
  --c-face: rgba(31, 63, 191, 0.06);
  --c-facehover: rgba(240, 150, 0, 0.17);
  --c-hover: #f09600;
  --c-halo: #f6f8fb;
  --c-plane: #0f8a9a;
  --c-planef: rgba(15, 138, 154, 0.1);
  --c-sec0: #d7263d;
  --c-secf0: rgba(215, 38, 61, 0.2);
  --c-sec1: #7b3fe4;
  --c-secf1: rgba(123, 63, 228, 0.2);
  --c-sec2: #e06a00;
  --c-secf2: rgba(224, 106, 0, 0.2);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #16211e;
    --grid: rgba(220, 235, 225, 0.06);
    --panel: #1d2a26;
    --panel2: #243430;
    --border: #2f423d;
    --text: #e9efe9;
    --text2: #9fb0a8;
    --focus: #8fb0ff;
    --c-ink: #f1f5f1;
    --c-hidden: #8a9c95;
    --c-accent: #8fb0ff;
    --c-ext: rgba(143, 176, 255, 0.55);
    --c-par: #5fd49a;
    --c-face: rgba(240, 245, 240, 0.05);
    --c-facehover: rgba(255, 190, 70, 0.16);
    --c-hover: #ffbe46;
    --c-halo: #16211e;
    --c-plane: #4fd0dd;
    --c-planef: rgba(79, 208, 221, 0.09);
    --c-sec0: #ff6b7d;
    --c-secf0: rgba(255, 107, 125, 0.2);
    --c-sec1: #b894ff;
    --c-secf1: rgba(184, 148, 255, 0.2);
    --c-sec2: #ffa24c;
    --c-secf2: rgba(255, 162, 76, 0.2);
  }
}
:root[data-theme="dark"] {
  --bg: #16211e;
  --grid: rgba(220, 235, 225, 0.06);
  --panel: #1d2a26;
  --panel2: #243430;
  --border: #2f423d;
  --text: #e9efe9;
  --text2: #9fb0a8;
  --focus: #8fb0ff;
  --c-ink: #f1f5f1;
  --c-hidden: #8a9c95;
  --c-accent: #8fb0ff;
  --c-ext: rgba(143, 176, 255, 0.55);
  --c-par: #5fd49a;
  --c-face: rgba(240, 245, 240, 0.05);
  --c-facehover: rgba(255, 190, 70, 0.16);
  --c-hover: #ffbe46;
  --c-halo: #16211e;
  --c-plane: #4fd0dd;
  --c-planef: rgba(79, 208, 221, 0.09);
  --c-sec0: #ff6b7d;
  --c-secf0: rgba(255, 107, 125, 0.2);
  --c-sec1: #b894ff;
  --c-secf1: rgba(184, 148, 255, 0.2);
  --c-sec2: #ffa24c;
  --c-secf2: rgba(255, 162, 76, 0.2);
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  height: 100%;
}
body {
  background: var(--bg);
  color: var(--text);
  font-family:
    "Golos Text",
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
  font-size: 14px;
  display: grid;
  grid-template-columns: 318px 1fr;
  height: 100vh;
  overflow: hidden;
}
button,
input {
  font: inherit;
  color: inherit;
}
:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

aside {
  background: var(--panel);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 20px 18px 24px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
h1 {
  font-size: 19px;
  line-height: 1.25;
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.01em;
}
h1 span {
  display: block;
  font-weight: 400;
  font-size: 13px;
  color: var(--text2);
  margin-top: 3px;
  letter-spacing: 0;
}
h2 {
  font-size: 13px;
  font-weight: 600;
  margin: 0 0 10px;
  color: var(--text2);
}

.shapes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.shape {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 8px;
  cursor: pointer;
  text-align: left;
  font-size: 12.5px;
  line-height: 1.2;
}
.shape svg {
  flex: none;
  width: 30px;
  height: 30px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.4;
  stroke-linejoin: round;
}
.shape:hover {
  border-color: var(--c-accent);
}
.shape.on {
  border-color: var(--c-accent);
  background: var(--c-accent);
  color: var(--bg);
}

.slider {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2px 8px;
  margin-bottom: 10px;
}
.slider label {
  font-size: 13px;
}
.slider output {
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--text2);
}
.slider input {
  grid-column: 1/-1;
  width: 100%;
  accent-color: var(--c-accent);
}
.minibtn {
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 6px;
  padding: 5px 9px;
  cursor: pointer;
  font-size: 12.5px;
}
.minibtn:hover {
  border-color: var(--c-accent);
}

.toggles label {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 4px 0;
  cursor: pointer;
}
.toggles input {
  accent-color: var(--c-accent);
  width: 15px;
  height: 15px;
}
.ratio {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  padding-left: 24px;
}
.ratio input[type="number"] {
  width: 52px;
  padding: 4px 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
}

#objs {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.obj {
  display: grid;
  grid-template-columns: 12px 1fr auto auto;
  align-items: center;
  gap: 8px;
  padding: 6px 6px 6px 8px;
  border-radius: 7px;
  background: var(--panel2);
}
.sw {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}
.sw.dot {
  border-radius: 50%;
}
.oi {
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.oi b {
  font-family: "PT Serif", Georgia, serif;
  font-style: italic;
  font-size: 15px;
  font-weight: 700;
}
.oi small {
  color: var(--text2);
  font-size: 11.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.oi input {
  font-family: "PT Serif", Georgia, serif;
  font-style: italic;
  font-weight: 700;
  font-size: 15px;
  border: 0;
  background: transparent;
  padding: 0;
  width: 70px;
}
.oi input:hover,
.oi input:focus {
  background: var(--bg);
  border-radius: 4px;
}
.del {
  border: 0;
  background: none;
  cursor: pointer;
  color: var(--text2);
  font-size: 18px;
  line-height: 1;
  padding: 2px 6px;
  border-radius: 5px;
}
.del:hover {
  color: var(--c-sec0);
  background: var(--bg);
}
.obj .minibtn {
  padding: 3px 7px;
  font-size: 11.5px;
}
.obj:not(:has(.minibtn)) .oi {
  grid-column: 2/4;
}
.note {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--text2);
}
.empty {
  color: var(--text2);
  font-size: 13px;
  line-height: 1.45;
}

.actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

main {
  position: relative;
  overflow: hidden;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 22px 22px;
}
canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  touch-action: none;
  display: block;
}

.toolbar {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 2px;
  padding: 4px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 6px 24px -12px rgba(20, 30, 60, 0.35);
  max-width: calc(100% - 24px);
  overflow-x: auto;
  scrollbar-width: none;
}
.tool {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 7px 6px 6px;
  min-width: 66px;
  border: 0;
  background: none;
  border-radius: 9px;
  font-size: 11.5px;
  color: var(--text2);
  cursor: pointer;
  white-space: nowrap;
}
.tool svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.tool:hover {
  background: var(--panel2);
  color: var(--text);
}
.tool.on {
  background: var(--c-accent);
  color: var(--bg);
}
.tool kbd {
  position: absolute;
  top: 3px;
  right: 6px;
  font-family: inherit;
  font-size: 9px;
  opacity: 0.55;
}

.hint {
  position: absolute;
  left: 16px;
  bottom: 16px;
  max-width: min(560px, calc(100% - 90px));
  padding: 9px 13px;
  border-radius: 9px;
  background: var(--panel);
  border: 1px solid var(--border);
  font-size: 13px;
  line-height: 1.4;
  pointer-events: none;
}
.corner {
  position: absolute;
  right: 14px;
  bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.corner button {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--panel);
  cursor: pointer;
  font-size: 18px;
  display: grid;
  place-items: center;
}
.corner button:hover {
  border-color: var(--c-accent);
}
.corner svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.penpanel {
  position: absolute;
  top: 88px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 11px;
  box-shadow: 0 6px 24px -12px rgba(20, 30, 60, 0.35);
  max-width: calc(100% - 24px);
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
}
.penpanel[hidden] {
  display: none;
}
.penpanel .sep {
  width: 1px;
  height: 22px;
  background: var(--border);
  margin: 0 2px;
}
.swatch {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--panel);
  background: var(--sw);
  box-shadow: 0 0 0 1px var(--border);
  cursor: pointer;
  padding: 0;
}
.swatch.on {
  box-shadow: 0 0 0 2px var(--c-accent);
}
.pw {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid transparent;
  background: none;
  border-radius: 7px;
  cursor: pointer;
}
.pw i {
  display: block;
  border-radius: 50%;
  background: var(--text);
}
.pw.on,
.ptext.on {
  border-color: var(--c-accent);
  background: var(--panel2);
}
.ptext {
  flex: none;
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 7px;
  padding: 5px 9px;
  font-size: 12.5px;
  cursor: pointer;
}
.toast {
  position: absolute;
  left: 50%;
  top: 86px;
  transform: translate(-50%, -6px);
  padding: 8px 14px;
  border-radius: 8px;
  background: var(--text);
  color: var(--bg);
  font-size: 13px;
  opacity: 0;
  transition:
    opacity 0.18s,
    transform 0.18s;
  pointer-events: none;
  max-width: calc(100% - 32px);
  text-align: center;
}
.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}
@media (prefers-reduced-motion: reduce) {
  .toast {
    transition: none;
  }
}

@media (max-width: 820px) {
  body {
    grid-template-columns: 1fr;
    grid-template-rows: 64vh auto;
    height: auto;
    overflow: auto;
  }
  main {
    grid-row: 1;
    height: 64vh;
  }
  aside {
    grid-row: 2;
    border-right: 0;
    border-top: 1px solid var(--border);
    overflow: visible;
  }
  .tool {
    min-width: 56px;
    font-size: 10.5px;
  }
}
.penpanel:not([hidden]) ~ .toast {
  top: 140px;
}