.studio-page {
  --studio-rule: #cfc7b6;
  --studio-mount: #ebe3d2;
  max-width: 1160px;
}

.studio-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(14rem, 1fr);
  align-items: end;
  gap: .6rem 2rem;
  margin: 1.2rem 0 1.5rem;
}

.studio-intro h1 {
  margin: .2rem 0 0;
  font: 500 clamp(2.75rem, 6.8vw, 5.25rem)/.95 var(--serif);
  letter-spacing: -.045em;
}

.studio-intro > p, .studio-brief p:last-child {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.studio-nav ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px;
  list-style: none;
  background: var(--studio-rule);
}

.studio-nav a {
  display: flex;
  align-items: center;
  gap: .75rem;
  height: 100%;
  min-height: 44px;
  padding: .55rem clamp(.65rem, 2vw, 1rem);
  color: var(--ink);
  background: var(--white);
  font-weight: 650;
  line-height: 1.2;
}

.studio-nav a[aria-current] { background: var(--green); color: var(--white); }
.studio-nav a:hover { text-decoration: underline; }
.studio-nav a span { font-size: .75em; font-variant-numeric: tabular-nums; }

.studio-brief {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem 2rem;
  margin-block: 1.35rem .95rem;
}

.studio-brief h2 {
  margin: .12rem 0 .45rem;
  font: 500 clamp(1.8rem, 3.4vw, 2.7rem)/1.02 var(--serif);
}

.studio-principles {
  flex-shrink: 0;
  color: var(--muted);
  font-size: .82rem;
}

.studio-principles div { display: flex; flex-wrap: wrap; gap: .35rem; }

.studio-principles a {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  min-height: 44px;
  color: var(--green);
  padding-inline: .4rem;
  text-decoration: underline;
  text-underline-offset: .18em;
}

.studio-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.75fr) minmax(17rem, 1fr);
  gap: clamp(.8rem, 2.5vw, 1.8rem);
  align-items: start;
}

.studio-visuals {
  min-width: 0;
  padding: clamp(.65rem, 2.1vw, 1.3rem);
  background: var(--studio-mount);
  border: 1px solid var(--studio-rule);
}

.studio-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(.4rem, 1.9vw, 1.1rem);
}

.studio-pair figure { margin: 0; min-width: 0; }

.studio-pair figcaption {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 .35rem;
  margin: 0 0 .45rem;
  font-size: .9rem;
  font-weight: 650;
}

.studio-pair figcaption span { color: var(--muted); font-size: .75rem; font-weight: 500; }

.studio-canvas {
  display: block;
  width: 100%;
  height: auto;
  stroke: none;
  box-shadow: 0 1px 3px #342f2624;
}

.studio-canvas-edge { fill: none; stroke: #786c58; stroke-width: .6; pointer-events: none; }

.studio-baseline {
  margin-top: 1rem;
  padding-top: .75rem;
  border-top: 1px solid var(--studio-rule);
}

.studio-baseline p, .studio-control p, .studio-write p {
  margin: 0;
  color: var(--muted);
  font-size: .86rem;
  line-height: 1.45;
}

.studio-baseline div { display: flex; flex-wrap: wrap; gap: .35rem 1rem; margin-top: .65rem; }

.studio-controls {
  min-width: 0;
  padding: clamp(.8rem, 2vw, 1.15rem);
  border: 1px solid var(--studio-rule);
  background: var(--white);
}

.studio-controls fieldset { min-inline-size: 0; margin: 0; padding: 0; border: 0; }

.studio-controls legend, .studio-write label {
  display: block;
  margin: 0 0 .6rem;
  padding: 0;
  font: 500 1.55rem/1.12 var(--serif);
}

.studio-control + .studio-control { margin-top: .85rem; padding-top: .85rem; border-top: 1px solid var(--line); }
.studio-control-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .1rem .4rem; }
.studio-control-head label { font-weight: 650; }
.studio-control-head output { color: var(--green); font-size: .82rem; font-weight: 650; }

.studio-control input {
  display: block;
  width: 100%;
  min-height: 44px;
  margin: .15rem 0 0;
  padding: 0;
  accent-color: var(--green);
  cursor: pointer;
}

.studio-range-endpoints {
  display: flex;
  justify-content: space-between;
  gap: .4rem;
  color: var(--muted);
  font-size: .74rem;
}

.studio-write { margin-top: 1rem; padding-top: .9rem; border-top: 1px solid var(--studio-rule); }

.studio-write textarea {
  display: block;
  width: 100%;
  min-height: 5rem;
  resize: vertical;
  margin: .6rem 0 .2rem;
  padding: .6rem;
  border: 1px solid var(--studio-rule);
  background: var(--paper);
  color: var(--ink);
  font: 1rem/1.45 var(--sans);
}

.studio-count { display: block; margin-bottom: .65rem; color: var(--muted); font-size: .75rem; text-align: right; }
.studio-write button { width: 100%; margin-bottom: .45rem; }
.studio-write .studio-feedback { margin-block: .35rem; color: var(--green); font-weight: 650; }
.studio-write [hidden] { display: none; }

.studio-page :is(button, a) { min-height: 44px; }
.studio-page :is(.atlas-trail a, .studio-footer a) { display: inline-flex; align-items: center; }
.studio-page button:disabled { opacity: .55; cursor: default; }
.studio-page :is(button, a, input, textarea):focus-visible { outline: 2px solid var(--rust); outline-offset: 3px; }

.studio-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0 1rem;
  margin-top: .85rem;
  color: var(--muted);
  font-size: .84rem;
}

.studio-footer a { color: var(--green); text-decoration: underline; text-underline-offset: .18em; }

@media (max-width: 760px) {
  .studio-intro, .studio-workspace { grid-template-columns: minmax(0, 1fr); }
  .studio-brief { display: grid; justify-content: stretch; gap: .45rem; }
  .studio-intro { margin: .45rem 0 1rem; }
  .studio-page .atlas-trail { align-items: center; padding-top: .45rem; }
  .studio-principles { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; }
  .studio-baseline { margin-top: .65rem; padding-top: .55rem; }
  .studio-baseline div { margin-top: .2rem; }
}

@media (max-width: 480px) {
  .studio-nav a { display: grid; align-content: center; gap: .18rem; font-size: .86rem; }
  .studio-baseline div { gap: .2rem .7rem; }
}