#grasshopper-app {
  margin: 0;
  background: transparent;
  color: var(--black);
  font-family: var(--primary-font);
  padding: 50px 10px;
}

header {
  padding: 28px 24px 10px;
  text-align: center;
}

header h1 {
  margin: 0 0 8px;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}

header p {
  margin: 0 auto;
  max-width: 850px;
  color: var(--gray);
  line-height: 1.5;
}

main {
  display: grid;
  grid-template-columns: minmax(320px, 560px) minmax(420px, 1fr);
  align-items: start;
  gap: 18px;
  max-width: 1440px;
  margin: 0 auto;
}

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: none;
  overflow: hidden;
}

.controls-column {
  display: grid;
  gap: 8px;
}

.workspace {
  display: grid;
  align-content: start;
  gap: 12px;
}

.panel h2 {
  margin: 0;
  padding: 16px 18px;
  font-size: 18px;
  border-bottom: 1px solid var(--border);
}

.tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  margin: 10px 14px 0;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--primary-background);
}

.tab-button {
  border-radius: 999px;
  padding: 7px 8px;
  color: var(--gray);
  background: transparent;
  font-size: 14px;
  font-weight: 500;
  transition: background 160ms ease, color 160ms ease, box-shadow 160ms ease;
}

.tab-button.active {
  color: white;
  background: var(--primary);
  box-shadow: none;
}

.tab-panel[hidden] {
  display: none;
}

.controls {
  padding: 14px;
  display: grid;
  gap: 10px;
}

label {
  font-weight: 500;
  font-size: 14px;
}

.command-editor {
  position: relative;
  width: 100%;
  min-height: 250px;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--card);
}

.line-numbers {
  position: absolute;
  inset: 0 auto 0 0;
  z-index: 1;
  width: 42px;
  padding: 12px 9px 12px 6px;
  overflow: hidden;
  border-right: 1px solid var(--border);
  color: var(--gray);
  background: var(--primary-background);
  font: 15px/1.45 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  text-align: right;
  white-space: pre;
  user-select: none;
}

.command-editor textarea {
  display: block;
  width: calc(100% - 42px);
  min-width: 0;
  min-height: 250px;
  margin-left: 42px;
  resize: vertical;
  border: 0;
  border-radius: 0;
  padding: 12px;
  font: 15px/1.45 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  outline: none;
  color: var(--black);
  background: var(--card);
  white-space: pre;
  overflow: auto;
}

.command-editor:focus-within {
  border-color: var(--primary);
  box-shadow: none;
}

.row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  width: 100%;
  margin: 0;
  gap: 8px;
  align-items: center;
}

button {
  border: 0;
  min-width: 0;
  border-radius: var(--border-radius-min);
  padding: 8px 10px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  background: var(--primary-background);
  color: var(--primary);
  font-family: var(--primary-font);
}

button.primary {
  background: var(--primary);
  color: white;
}

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

.row button {
  width: 100%;
  white-space: normal;
}

button:hover {
  filter: brightness(0.97);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.help {
  padding: 16px 18px;
  color: var(--gray);
  font-size: 0.94rem;
  line-height: 1.5;
}

.help h3 {
  margin: 0 0 10px;
  color: var(--black);
  font-size: 0.98rem;
}

.help code,
.cmd {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  background: var(--body);
  padding: 2px 5px;
  border-radius: 5px;
  color: var(--primary);
}

.help-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: white;
}

.help-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 520px;
}

.help-table th,
.help-table td {
  padding: 9px 10px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border);
}

.help-table th {
  color: var(--black);
  background: var(--card);
  font-size: 0.86rem;
}

.help-table tr:last-child td {
  border-bottom: 0;
}

.settings {
  padding: 16px 18px;
  display: grid;
  gap: 8px;
}

.settings input {
  display: none;
}

.settings input:checked + .check-row {
  background: var(--success-background);
  border-color: var(--success);
}

.settings input:checked + .check-row .checked {
  display: inline-flex;
}

.settings input:checked + .check-row .unchecked {
  display: none;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--border-radius-min);
  background: var(--white);
  color: var(--black);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.check-row:hover {
  border-color: var(--gray);
}

.check-row .option-icon {
  font-size: 20px;
  line-height: 1;
}

.check-row .option-icon.checked {
  display: none;
  color: var(--success);
}

.check-row .option-text {
  -webkit-user-select: none;
     -moz-user-select: none;
          user-select: none;
}

.canvas-wrap {
  position: relative;
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 820/543;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: white;
}

.grasshopper-sprite {
  position: absolute;
  z-index: 2;
  width: 38px;
  height: 38px;
  pointer-events: none;
  transform: translate(-50%, -50%);
  transform-origin: center;
  image-rendering: auto;
}

.status-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.box {
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  min-height: 160px;
  background: var(--card);
}

.box h3 {
  margin: 0;
  padding: 10px 12px;
  font-size: 0.95rem;
  border-bottom: 1px solid var(--border);
  background: white;
}

.log {
  margin: 0;
  padding: 10px 12px;
  max-height: 230px;
  overflow: auto;
  list-style: none;
  font-size: 0.92rem;
  line-height: 1.45;
}

.log li {
  padding: 7px 0;
  border-bottom: 1px dashed var(--border);
}

.log li:last-child {
  border-bottom: 0;
}

.ok {
  color: var(--success);
  font-weight: 700;
}

.err {
  color: var(--danger);
  font-weight: 700;
}

.warn {
  color: var(--warning);
  font-weight: 700;
}

.position {
  color: var(--gray);
  font-size: 0.94rem;
  text-align: right;
}

.spray-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
}

.confirm-overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(24, 32, 47, 0.22);
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease;
}

.confirm-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.confirm-dialog {
  width: min(360px, 100%);
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: white;
  box-shadow: 0 24px 60px rgba(20, 30, 60, 0.2);
}

.confirm-dialog h2 {
  margin: 0 0 16px;
  font-size: 1.05rem;
}

.confirm-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.spray-overlay.active {
  visibility: visible;
  animation: overlayCycle 6.4s ease-in-out forwards;
}

.spray-mist {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background: rgba(238, 241, 245, 0.96);
  backdrop-filter: grayscale(1) brightness(1.2) saturate(0.22);
  opacity: 0;
  filter: blur(0);
}

.spray-mist::before,
.spray-mist::after {
  content: "";
  position: absolute;
  inset: -22%;
  background: radial-gradient(ellipse at 8% 18%, rgba(255, 255, 255, 0.96) 0 8%, transparent 24%), radial-gradient(ellipse at 28% 36%, rgba(232, 237, 242, 0.9) 0 11%, transparent 30%), radial-gradient(ellipse at 48% 24%, rgba(255, 255, 255, 0.92) 0 10%, transparent 28%), radial-gradient(ellipse at 70% 46%, rgba(233, 238, 244, 0.9) 0 13%, transparent 32%), radial-gradient(ellipse at 90% 30%, rgba(255, 255, 255, 0.9) 0 9%, transparent 26%), linear-gradient(105deg, transparent 0 12%, rgba(255, 255, 255, 0.8) 24%, rgba(230, 235, 241, 0.82) 46%, rgba(255, 255, 255, 0.78) 68%, transparent 86%);
  filter: blur(18px);
  opacity: 0;
  transform: translate(55%, 18%) rotate(-7deg) scale(1.04);
}

.spray-mist::after {
  background: radial-gradient(ellipse at 18% 70%, rgba(255, 255, 255, 0.82) 0 12%, transparent 34%), radial-gradient(ellipse at 42% 58%, rgba(229, 234, 240, 0.82) 0 13%, transparent 36%), radial-gradient(ellipse at 72% 74%, rgba(255, 255, 255, 0.78) 0 12%, transparent 34%), linear-gradient(75deg, transparent 4%, rgba(237, 241, 246, 0.75) 22%, rgba(255, 255, 255, 0.72) 48%, rgba(229, 235, 241, 0.76) 74%, transparent 96%);
  filter: blur(24px);
  transform: translate(75%, -8%) rotate(6deg) scale(1.08);
}

.spray-overlay.active .spray-mist {
  animation: fogCoverCycle 6.4s ease-in-out forwards;
}

.spray-overlay.active .spray-mist::before {
  animation: fogBandOne 6.4s ease-in-out forwards;
}

.spray-overlay.active .spray-mist::after {
  animation: fogBandTwo 6.4s ease-in-out forwards;
}

.spray-jet {
  position: absolute;
  right: clamp(86px, 13vw, 190px);
  bottom: clamp(86px, 15vh, 175px);
  width: clamp(230px, 36vw, 480px);
  height: clamp(130px, 22vh, 230px);
  opacity: 0;
  transform-origin: 82% 62%;
  background: radial-gradient(ellipse at 18% 42%, rgba(255, 255, 255, 0.84) 0 12%, transparent 30%), radial-gradient(ellipse at 36% 62%, rgba(226, 232, 239, 0.72) 0 14%, transparent 34%), radial-gradient(ellipse at 55% 38%, rgba(255, 255, 255, 0.62) 0 11%, transparent 31%), radial-gradient(ellipse at 76% 58%, rgba(232, 237, 243, 0.58) 0 13%, transparent 32%);
  filter: blur(18px);
  border-radius: 999px;
}

.spray-jet::before,
.spray-jet::after {
  content: "";
  position: absolute;
  inset: -12% -10%;
  background: radial-gradient(ellipse at 18% 28%, rgba(255, 255, 255, 0.82) 0 8%, transparent 24%), radial-gradient(ellipse at 34% 70%, rgba(222, 229, 237, 0.62) 0 10%, transparent 28%), radial-gradient(ellipse at 58% 44%, rgba(255, 255, 255, 0.58) 0 9%, transparent 26%), radial-gradient(ellipse at 82% 64%, rgba(228, 234, 241, 0.54) 0 10%, transparent 28%);
  opacity: 0.74;
  filter: blur(16px);
}

.spray-jet::after {
  inset: -24% -18%;
  opacity: 0.42;
  transform: translate(-8%, 4%) rotate(12deg);
}

.spray-overlay.active .spray-jet {
  animation: sprayJetCycle 4.4s ease-in-out forwards;
}

.spray-overlay.active .spray-jet::before {
  animation: sprayParticles 1.35s ease-in-out infinite;
}

.spray-overlay.active .spray-jet::after {
  animation: sprayParticles 1.9s ease-in-out infinite reverse;
}

.spray-can {
  position: absolute;
  right: clamp(18px, 5vw, 80px);
  bottom: clamp(18px, 6vh, 70px);
  width: clamp(120px, 18vw, 220px);
  transform-origin: 50% 80%;
  opacity: 0;
}

.spray-overlay.active .spray-can {
  animation: sprayCanCycle 4.4s ease-in-out forwards;
}

@keyframes overlayCycle {
  0% {
    opacity: 0;
  }
  8%, 92% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    visibility: hidden;
  }
}
@keyframes fogCoverCycle {
  0% {
    opacity: 0;
    filter: blur(0);
  }
  18% {
    opacity: 0.18;
    filter: blur(0);
  }
  48% {
    opacity: 0.96;
    filter: blur(0.5px);
  }
  65% {
    opacity: 1;
    filter: blur(1px);
  }
  82% {
    opacity: 0.72;
    filter: blur(6px);
  }
  100% {
    opacity: 0;
    filter: blur(16px);
  }
}
@keyframes fogBandOne {
  0% {
    opacity: 0;
    transform: translate(58%, 20%) rotate(-8deg) scale(1.04);
  }
  12% {
    opacity: 0.72;
  }
  34% {
    opacity: 0.96;
    transform: translate(4%, 8%) rotate(-4deg) scale(1.08);
  }
  56% {
    opacity: 1;
    transform: translate(-18%, -4%) rotate(2deg) scale(1.12);
  }
  78% {
    opacity: 0.72;
    transform: translate(-28%, -7%) rotate(4deg) scale(1.14);
  }
  100% {
    opacity: 0;
    transform: translate(-34%, -8%) rotate(5deg) scale(1.18);
  }
}
@keyframes fogBandTwo {
  0% {
    opacity: 0;
    transform: translate(78%, -8%) rotate(7deg) scale(1.08);
  }
  22% {
    opacity: 0.55;
    transform: translate(42%, 4%) rotate(3deg) scale(1.1);
  }
  44% {
    opacity: 0.95;
    transform: translate(0, 0) rotate(-2deg) scale(1.12);
  }
  66% {
    opacity: 0.9;
    transform: translate(-20%, 8%) rotate(-5deg) scale(1.16);
  }
  100% {
    opacity: 0;
    transform: translate(-34%, 10%) rotate(-7deg) scale(1.2);
  }
}
@keyframes sprayJetCycle {
  0% {
    opacity: 0;
    transform: translate(78px, 48px) rotate(-12deg) scale(0.72);
  }
  8% {
    opacity: 0.74;
    transform: translate(16px, 16px) rotate(-7deg) scale(0.95);
  }
  22% {
    opacity: 0.76;
    transform: translate(-39vw, -8vh) rotate(10deg) scale(1.06);
  }
  38% {
    opacity: 0.82;
    transform: translate(-16vw, -31vh) rotate(-9deg) scale(1.14);
  }
  56% {
    opacity: 0.76;
    transform: translate(-55vw, -41vh) rotate(12deg) scale(1.18);
  }
  74% {
    opacity: 0.48;
    transform: translate(-26vw, -64vh) rotate(-10deg) scale(1.22);
  }
  100% {
    opacity: 0;
    transform: translate(-68vw, -72vh) rotate(8deg) scale(1.32);
  }
}
@keyframes sprayParticles {
  0% {
    opacity: 0.4;
    transform: translate(0, 0) rotate(0deg) scale(0.96);
    filter: blur(14px);
  }
  45% {
    opacity: 0.82;
    transform: translate(-18px, -6px) rotate(-5deg) scale(1.04);
    filter: blur(18px);
  }
  100% {
    opacity: 0.28;
    transform: translate(-34px, 10px) rotate(7deg) scale(1.12);
    filter: blur(24px);
  }
}
@keyframes sprayCanCycle {
  0% {
    opacity: 0;
    transform: translate(90px, 52px) rotate(-16deg) scale(0.9);
  }
  8% {
    opacity: 1;
    transform: translate(18px, 18px) rotate(-10deg) scale(1);
  }
  22% {
    transform: translate(-42vw, -8vh) rotate(7deg) scale(1.02);
  }
  38% {
    transform: translate(-14vw, -34vh) rotate(-9deg) scale(1.04);
  }
  56% {
    transform: translate(-58vw, -43vh) rotate(8deg) scale(1.03);
  }
  74% {
    opacity: 1;
    transform: translate(-26vw, -68vh) rotate(-8deg) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-72vw, -76vh) rotate(10deg) scale(0.92);
  }
}
@media (max-width: 960px) {
  main {
    grid-template-columns: 1fr;
  }
  .status-grid {
    grid-template-columns: 1fr;
  }
}