:root {
  color-scheme: dark;
  --space: #03050d;
  --space-soft: #08101d;
  --ink: #f7fbff;
  --muted: #aab7c9;
  --line: rgba(255, 255, 255, 0.16);
  --panel: rgba(9, 14, 26, 0.72);
  --panel-solid: #0b1221;
  --cyan: #54e0d3;
  --cyan-ink: #071414;
  --danger: #ff8585;
  --button: rgba(255, 255, 255, 0.92);
  --button-ink: #07101c;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

html,
body {
  width: 100%;
  height: 100%;
}

body {
  margin: 0;
  overflow: hidden;
  color: var(--ink);
  background: var(--space);
}

button {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  font-weight: 700;
  letter-spacing: 0;
  cursor: pointer;
}

button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

#app,
.view {
  width: 100%;
  height: 100%;
}

.view {
  position: fixed;
  inset: 0;
  display: none;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(9, 16, 31, 0.74), rgba(3, 5, 13, 1)),
    var(--space);
}

.view.is-active {
  display: block;
}

.ambient-canvas,
.space-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.space-canvas:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -4px;
}

.home-view {
  isolation: isolate;
}

.home-view::before,
.draw-view::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.86) 0 1px, transparent 1.6px),
    radial-gradient(circle, rgba(255, 255, 255, 0.44) 0 1px, transparent 1.6px);
  background-position: 0 0, 31px 19px;
  background-size: 92px 92px, 147px 147px;
  opacity: 0.22;
}

.language-switch {
  position: absolute;
  z-index: 10;
  top: max(18px, env(safe-area-inset-top));
  right: max(18px, env(safe-area-inset-right));
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 0.9rem;
}

.language-switch.compact {
  position: static;
}

.lang-button {
  min-height: 34px;
  padding: 0 6px;
  border: 0;
  background: transparent;
  color: var(--muted);
}

.lang-button.is-active {
  color: var(--ink);
}

.home-content {
  position: relative;
  z-index: 2;
  display: flex;
  min-height: 100%;
  width: min(900px, 100%);
  padding: 72px clamp(20px, 5vw, 64px);
  flex-direction: column;
  justify-content: center;
}

h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(3.2rem, 12vw, 8rem);
  line-height: 0.98;
  letter-spacing: 0;
  text-shadow:
    0 0 32px rgba(84, 224, 211, 0.16),
    0 12px 44px rgba(0, 0, 0, 0.56);
}

.home-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.policy-link {
  position: absolute;
  z-index: 10;
  left: max(18px, env(safe-area-inset-left));
  bottom: max(18px, env(safe-area-inset-bottom));
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
  text-decoration: none;
}

.policy-link:focus-visible,
.policy-link:hover {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(8, 13, 24, 0.54);
}

.primary-button,
.secondary-button,
.draw-fab,
.release-button {
  padding: 0 18px;
  color: var(--button-ink);
  background: var(--button);
  box-shadow:
    0 18px 50px rgba(0, 0, 0, 0.32),
    0 0 22px rgba(255, 255, 255, 0.08);
}

.secondary-button,
.draw-fab,
.release-button {
  background: var(--cyan);
  color: var(--cyan-ink);
}

.space-view,
.space-canvas {
  touch-action: none;
}

.space-topbar,
.draw-topbar {
  position: absolute;
  z-index: 10;
  top: max(14px, env(safe-area-inset-top));
  left: max(14px, env(safe-area-inset-left));
  right: max(14px, env(safe-area-inset-right));
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 10px;
  pointer-events: none;
}

.space-topbar > *,
.draw-topbar > * {
  pointer-events: auto;
}

.space-title {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 800;
  text-shadow: 0 2px 22px rgba(0, 0, 0, 0.48);
}

.icon-button,
.tool-button,
.size-button,
.report-button {
  color: var(--ink);
  background: rgba(8, 13, 24, 0.72);
  backdrop-filter: blur(14px);
}

.icon-button {
  width: 44px;
  padding: 0;
}

.zoom-meter {
  position: absolute;
  z-index: 10;
  left: max(16px, env(safe-area-inset-left));
  bottom: max(16px, env(safe-area-inset-bottom));
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: rgba(8, 13, 24, 0.7);
  backdrop-filter: blur(14px);
  font-size: 0.82rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.zoom-meter.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.draw-fab,
.last-doodle-button {
  position: absolute;
  z-index: 10;
}

.draw-fab {
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
}

.last-doodle-button {
  left: max(16px, env(safe-area-inset-left));
  bottom: calc(max(16px, env(safe-area-inset-bottom)) + 48px);
  width: 44px;
  padding: 0;
  color: var(--ink);
  background: rgba(8, 13, 24, 0.72);
  backdrop-filter: blur(14px);
}

.last-doodle-button[hidden] {
  display: none;
}

.draw-view {
  overflow: auto;
}

.draw-view::before {
  opacity: 0.14;
}

.draw-topbar {
  position: sticky;
  padding: 14px;
}

.draw-topbar h2 {
  margin: 0;
  font-size: clamp(1.1rem, 3vw, 1.45rem);
  letter-spacing: 0;
}

.draw-stage {
  position: relative;
  z-index: 2;
  min-height: calc(100% - 84px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 24px 16px max(36px, env(safe-area-inset-bottom));
}

.canvas-shell {
  width: min(256px, 78vmin);
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.42);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

#drawCanvas {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 8px;
  touch-action: none;
  cursor: crosshair;
}

.draw-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  width: min(560px, 100%);
}

.tool-button,
.report-button,
.size-button {
  padding: 0 13px;
}

.size-control {
  display: flex;
  gap: 6px;
  padding: 0;
}

.size-button {
  width: 44px;
  padding: 0;
  display: grid;
  place-items: center;
  color: var(--muted);
}

.size-button.is-active {
  color: var(--cyan-ink);
  background: var(--cyan);
}

.size-button::before {
  content: "";
  display: block;
  width: 20px;
  border-radius: 999px;
  background: currentColor;
}

.size-button[data-size="3"]::before {
  height: 3px;
}

.size-button[data-size="6"]::before {
  height: 6px;
}

.size-button[data-size="10"]::before {
  height: 10px;
}

.release-button {
  min-width: min(180px, 100%);
}

.draw-message {
  min-height: 1.5em;
  margin: 0;
  color: var(--muted);
  text-align: center;
}

.turnstile-container {
  min-height: 65px;
}

.turnstile-container[hidden] {
  display: none;
}

.report-turnstile-container {
  width: min(300px, 100%);
}

.modal {
  position: fixed;
  z-index: 30;
  inset: 0;
  display: grid;
  place-items: center;
}

.modal[hidden] {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.74);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  z-index: 1;
  display: flex;
  width: min(420px, calc(100vw - 32px));
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding: 20px;
}

.modal-content:focus {
  outline: none;
}

#modalImage {
  display: block;
  width: min(320px, 78vw);
  aspect-ratio: 1;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.45);
}

.modal-actions {
  display: flex;
  gap: 10px;
}

.report-button {
  color: var(--danger);
}

.toast {
  position: fixed;
  z-index: 40;
  left: 50%;
  bottom: max(20px, env(safe-area-inset-bottom));
  min-width: 180px;
  max-width: calc(100vw - 32px);
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: rgba(8, 13, 24, 0.88);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.34);
  text-align: center;
  transform: translate(-50%, 18px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}

.toast.is-visible {
  transform: translate(-50%, 0);
  opacity: 1;
}

@media (max-width: 640px) {
  .home-content {
    justify-content: flex-end;
    padding-bottom: 96px;
  }

  .space-topbar,
  .draw-topbar {
    grid-template-columns: 44px minmax(0, 1fr);
  }

  .space-topbar .language-switch,
  .draw-topbar .language-switch {
    grid-column: 2;
    justify-self: end;
  }

  .space-title,
  .draw-topbar h2 {
    grid-column: 2;
    grid-row: 1;
  }

  .draw-controls {
    align-items: center;
  }

  .draw-stage {
    min-height: auto;
    justify-content: flex-start;
    gap: 14px;
    padding-top: 16px;
    padding-bottom: max(20px, env(safe-area-inset-bottom));
  }
}