@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap");
:root {
  --ink: #172c30;
  --muted: #647777;
  --line: #d9e0da;
  --paper: #f5f5ed;
  --accent: #caef76;
  --green: #214b3b;
  --mono: ui-monospace, SFMono-Regular, monospace;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "DM Sans", sans-serif;
}
a {
  color: inherit;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
button,
input,
textarea,
select {
  font: inherit;
}
button,
a,
select,
input {
  touch-action: manipulation;
}
button {
  cursor: pointer;
}
button:disabled {
  cursor: wait;
  opacity: 0.5;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid #639949;
  outline-offset: 3px;
}
header {
  height: 94px;
  max-width: 1360px;
  margin: auto;
  padding: 0 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font:
    600 21px "Space Grotesk",
    sans-serif;
}
.brand-mark {
  background: var(--ink);
  color: var(--paper);
  border-radius: 10px;
  padding: 9px;
  font-size: 16px;
  letter-spacing: -3px;
}
.brand-mark span {
  color: var(--accent);
}
.brand-name {
  color: var(--green);
  font-weight: 700;
}
nav {
  display: flex;
  gap: 28px;
  font-size: 14px;
}
main {
  max-width: 1264px;
  margin: auto;
  padding: 50px 0;
}
.intro {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 14px 70px;
  align-items: center;
  padding-bottom: 42px;
}
h1 {
  font:
    500 clamp(38px, 5vw, 66px) / 1.04 "Space Grotesk",
    sans-serif;
  letter-spacing: -3px;
  margin: 0;
}
.motionglot-title {
  display: table;
  justify-self: start;
  color: var(--green);
  font-weight: 600;
  background: linear-gradient(transparent 78%, #caef764d 78%);
}
.paper-title {
  grid-column: 1;
  margin: 0;
  max-width: 560px;
  font:
    500 22px / 1.4 "Space Grotesk",
    sans-serif;
  letter-spacing: -0.5px;
}
.intro-description {
  grid-column: 2;
  grid-row: 1 / 3;
  margin: 0;
  font-size: 18px;
  line-height: 1.65;
  color: var(--muted);
  max-width: 440px;
}
.badges {
  grid-column: 1 / -1;
  display: flex;
  gap: 12px;
  margin-top: 10px;
}
.badges span {
  border: 1px solid var(--line);
  padding: 7px 10px;
  border-radius: 6px;
  font: 11px var(--mono);
}
.badges i {
  display: inline-block;
  background: #719a49;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 5px;
}
.workspace {
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 22px;
}
.controls {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fdfdf8;
  padding: 26px;
}
.controls > label,
.controls div > label:not(.settings label, .goal-fields label) {
  display: block;
  font: 12px var(--mono);
  color: #91a29b;
  margin-bottom: 12px;
}
.controls label span {
  color: var(--ink);
  font:
    600 14px "DM Sans",
    sans-serif;
  margin-left: 8px;
}
select,
textarea,
input[type="number"] {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 12px;
}
#task {
  width: 100%;
  margin-bottom: 30px;
}
textarea {
  width: 100%;
  resize: vertical;
  line-height: 1.5;
  min-height: 112px;
}
.suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 26px;
}
.suggestions button {
  border: 1px solid var(--line);
  background: transparent;
  font-size: 11px;
  border-radius: 20px;
  padding: 6px 10px;
  color: var(--muted);
}
.suggestions button:hover {
  background: var(--accent);
  color: var(--ink);
}
.settings {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 22px 0;
  font-size: 12px;
  color: var(--muted);
}
.settings select {
  padding: 7px;
  margin-left: 12px;
  font-size: 12px;
}
.primary {
  background: var(--ink);
  color: var(--accent);
  width: 100%;
  border: 0;
  border-radius: 8px;
  padding: 16px;
  font-size: 14px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
}
.primary:hover {
  background: var(--green);
}
.secondary {
  width: 100%;
  margin-top: 8px;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}
.hint {
  font-size: 11px;
  line-height: 1.6;
  color: var(--muted);
}
#status {
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-top: 18px;
  font-size: 12px;
  line-height: 1.5;
}
#status.error {
  color: #a44235;
}
progress {
  width: 100%;
  height: 5px;
  accent-color: var(--green);
  margin-top: 10px;
}
.goal-fields {
  display: flex;
  gap: 10px;
}
.goal-fields label {
  font-size: 12px;
  flex: 1;
}
.goal-fields input {
  width: 100%;
  margin-top: 8px;
}
#motion-file {
  max-width: 100%;
  font-size: 12px;
}
.stage {
  background: #182d31;
  color: #d8e5dd;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.stage-top {
  position: absolute;
  top: 22px;
  left: 24px;
  right: 24px;
  display: flex;
  justify-content: space-between;
  font: 10px var(--mono);
  letter-spacing: 1px;
  z-index: 2;
  pointer-events: none;
}
.live-dot {
  color: var(--accent);
}
#viewer {
  width: 100%;
  height: 460px;
  position: relative;
  min-width: 0;
}
#viewer canvas {
  display: block;
  max-width: 100%;
}
#viewer-message {
  position: absolute;
  top: 47%;
  width: 100%;
  text-align: center;
  color: #bdcebf;
  font-size: 13px;
  z-index: 1;
  pointer-events: none;
}
.transport {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 5px 24px 16px;
}
.transport button {
  border: 1px solid #476064;
  background: none;
  color: #d8e5dd;
  min-width: 34px;
  height: 34px;
  border-radius: 7px;
}
.transport input {
  flex: 1;
  min-width: 20px;
  accent-color: var(--accent);
  cursor: pointer;
}
.transport span {
  font: 11px var(--mono);
  white-space: nowrap;
}
.stage-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #32494c;
  padding: 17px 24px;
  gap: 16px;
}
.stage-bottom p {
  font-size: 13px;
  line-height: 1.5;
  margin: 0;
}
.stage-bottom button {
  border: none;
  background: none;
  color: var(--accent);
  font-size: 11px;
  white-space: nowrap;
}
.viewer-hint {
  margin: 0;
  padding: 0 24px 17px;
  font: 10px var(--mono);
  color: #8fa6a3;
}
#caption {
  background: #263e42;
  padding: 18px 24px;
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 16px;
}
.section-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 40px 0 18px;
}
.section-title h2 {
  font:
    500 22px "Space Grotesk",
    sans-serif;
  margin: 0;
  letter-spacing: -0.5px;
}
.section-title span {
  font-size: 12px;
  color: var(--muted);
}
.example-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.example-card {
  text-align: left;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fafbf4;
  color: var(--ink);
}
.example-card:hover {
  border-color: #75915f;
  background: #eef4df;
}
.example-card small {
  font: 10px var(--mono);
  color: var(--green);
  display: block;
  margin-bottom: 12px;
}
.example-card strong {
  font-weight: 500;
  font-size: 14px;
  line-height: 1.45;
}
.example-card span {
  float: right;
  color: #739455;
}
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  border-top: 1px solid var(--line);
  margin-top: 42px;
  padding-top: 30px;
}
.about h2 {
  font:
    500 26px "Space Grotesk",
    sans-serif;
  margin: 0;
}
.about h3 {
  font:
    500 16px "Space Grotesk",
    sans-serif;
  margin: 0;
}
.about p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
}
footer {
  max-width: 1360px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  padding: 28px 48px 40px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  color: var(--muted);
}
[hidden] {
  display: none !important;
}
@media (max-width: 1350px) {
  main {
    padding: 40px 35px;
  }
}
@media (max-width: 900px) {
  .intro {
    grid-template-columns: 1fr;
  }
  .intro-description {
    grid-column: 1;
    grid-row: auto;
    font-size: 16px;
  }
  .workspace {
    grid-template-columns: 300px 1fr;
    gap: 14px;
  }
  .controls {
    padding: 20px;
  }
  #viewer {
    height: 440px;
  }
  .example-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stage-top {
    font-size: 9px;
    left: 18px;
    right: 18px;
  }
  .about {
    gap: 40px;
  }
  header {
    padding: 0 30px;
  }
}
@media (max-width: 680px) {
  header {
    height: 76px;
    padding: 0 20px;
  }
  .brand {
    font-size: 18px;
  }
  nav {
    gap: 14px;
    font-size: 11px;
  }
  main {
    padding: 30px 18px;
  }
  h1 {
    letter-spacing: -2px;
  }
  .intro {
    padding-bottom: 25px;
  }
  .badges {
    gap: 5px;
    flex-wrap: wrap;
  }
  .badges span {
    font-size: 9px;
  }
  .workspace {
    grid-template-columns: 1fr;
  }
  .stage {
    grid-row: 1;
  }
  #viewer {
    height: 350px;
  }
  .controls {
    padding: 22px;
  }
  #task {
    margin-bottom: 20px;
  }
  .section-title span {
    display: none;
  }
  .example-card {
    padding: 13px;
  }
  .about {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  footer {
    padding: 22px 18px;
    gap: 18px;
    flex-direction: column;
  }
  .stage-bottom {
    padding: 16px;
  }
  .transport {
    padding: 0 16px 12px;
  }
  .stage-top {
    top: 16px;
  }
  .viewer-hint {
    padding: 0 16px 14px;
  }
}