:root {
  color-scheme: light;
  --ink: #234b38;
  --muted: #657464;
  --paper: #fffaf1;
  --line: #d9d4c5;
  --green: #32694e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: radial-gradient(ellipse at 10% 0%,#ebdfc8,transparent 55%),#f4f1e9;
  color: var(--ink);
  font-family: system-ui,-apple-system,"Segoe UI",sans-serif;
}

button,input {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: .4;
}

main {
  max-width: 1200px;
  margin: auto;
  padding: 44px 28px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 20px;
}

.brand img {
  display: block;
  flex: none;
  width: 150px;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
}

.kicker {
  font-size: 11px;
  letter-spacing: .2em;
  font-weight: 800;
  margin: 0 0 10px;
}

h1 {
  font-size: clamp(30px,4vw,48px);
  letter-spacing: -.05em;
  margin: 0;
  line-height: 1.1;
}

.intro {
  font-size: 13px;
  line-height: 1.9;
  margin: 12px 0 0;
  color: var(--muted);
}

.local {
  font-size: 12px;
  border: 1px solid var(--line);
  padding: 10px 14px;
  border-radius: 24px;
  white-space: nowrap;
}

.local:before {
  content: '●';
  color: var(--green);
  margin-right: 8px;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0,1fr) 320px;
  gap: 24px;
}

.stage {
  background: #1b3026;
  border: 1px solid #31473b;
  border-radius: 22px;
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
  position: relative;
  overflow: hidden;
}

.stage.is-over {
  outline: 3px solid #b58343;
  outline-offset: -5px;
}

.empty {
  text-align: center;
  color: #fffaf1;
}

.empty p {
  font-size: 13px;
  color: #c1cec3;
  line-height: 1.8;
}

.pick {
  border: 0;
  border-radius: 12px;
  background: #f1dfbe;
  color: #234b38;
  padding: 13px 24px;
  font-weight: 700;
  margin-top: 18px;
}

.preview-wrap {
  width: 100%;
  aspect-ratio: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.preview-wrap[hidden],.empty[hidden] {
  display: none;
}

canvas {
  display: block;
  flex: none;
  max-width: 100%;
  max-height: 100%;
  width: 100%;
  height: auto;
  object-fit: contain;
  background-color: #293e32;
  background-image: conic-gradient(#354b3c 25%,transparent 0 50%,#354b3c 0 75%,transparent 0);
  background-size: 16px 16px;
  box-shadow: 0 10px 35px #0004;
}

canvas[data-ratio="portrait"] {
  width: 56.25%;
}

.stage-label {
  position: absolute;
  left: 22px;
  top: 18px;
  color: #b7c7bb;
  font-size: 10px;
  letter-spacing: .16em;
}

.panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.section-label {
  font-size: 12px;
  font-weight: 700;
  margin: 0 0 12px;
}

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

.ratio {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: transparent;
  color: var(--ink);
  padding: 16px 8px;
  font-weight: 700;
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 8px;
}

.ratio[aria-pressed=true] {
  border: 2px solid var(--green);
  padding: 15px 7px;
  background: #e9eee3;
}

.shape {
  height: 22px;
  width: 38px;
  border: 2px solid currentColor;
  border-radius: 3px;
  display: block;
}

.portrait {
  width: 17px;
  height: 30px;
}

.shape-box {
  height: 32px;
  display: flex;
  align-items: center;
}

.ratio small {
  font-size: 11px;
  font-weight: 400;
  color: var(--muted);
}

.divider {
  border-top: 1px solid var(--line);
  padding-top: 22px;
}

.position-heading {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  margin-bottom: 14px;
}

output {
  color: var(--muted);
}

input[type=range] {
  width: 100%;
  accent-color: var(--green);
}

.ends {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 10px;
  margin-top: 5px;
}

.details {
  background: #f0eee4;
  border-radius: 12px;
  padding: 15px;
  display: grid;
  gap: 10px;
  font-size: 12px;
}

.detail {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.detail span {
  color: var(--muted);
}

.filename {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 11px;
  color: var(--muted);
  margin: 0;
}

.notice {
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
  min-height: 40px;
}

.actions {
  margin-top: auto;
}

.download {
  width: 100%;
  padding: 15px;
  border: 0;
  border-radius: 12px;
  background: var(--green);
  color: white;
  font-weight: 700;
}

.secondary {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}

.secondary button {
  flex: 1;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  color: var(--ink);
  font-size: 12px;
  padding: 10px;
}

.secondary .remove {
  color: #8b4f40;
}

button:focus-visible {
  outline: 3px solid #b58343;
  outline-offset: 3px;
}

@media(max-width: 800px) {
  main {
    padding: 24px 16px;
  }

  header {
    align-items: flex-start;
  }

  .local {
    display: none;
  }

  .brand img {
    width: 100px;
    height: auto;
    align-self: center;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .stage {
    min-height: 340px;
    padding: 35px 20px 20px;
  }

  .panel {
    gap: 20px;
  }

}