/* Laboratório pulso-eco: controles e visualizações no mesmo campo de visão. */
.lab-section {
  display: block;
}

.lab-section .lab-copy {
  display: grid;
  grid-template-columns: minmax(250px, .72fr) minmax(280px, .9fr) minmax(320px, 1fr);
  gap: 1rem clamp(2rem, 5vw, 5rem);
  align-items: start;
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}

.lab-section .lab-copy .eyebrow {
  grid-column: 1 / -1;
}

.lab-section .lab-copy h2 {
  grid-row: 2 / span 2;
  margin: 0;
}

.lab-section .lab-copy > p:not(.eyebrow):not(.access-note) {
  grid-column: 2;
  margin-top: .3rem;
}

.lab-section .lab-copy .feature-list {
  grid-column: 3;
  grid-row: 2 / span 2;
  margin: 0;
}

.lab-section .lab-copy .access-note {
  grid-column: 2;
  margin: .2rem 0 0;
}

.lab-section .lab-copy .lab-challenges-link {
  grid-column: 2;
  justify-self: start;
  margin-top: .35rem;
}

.lab-section > .reveal {
  width: 100%;
}

.lab-advanced-cta {
  width: 100%;
  margin-top: clamp(1.5rem, 4vw, 2.75rem);
  padding: clamp(1.2rem, 3vw, 2rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  border: 1px solid rgba(167, 255, 111, .24);
  background: linear-gradient(120deg, rgba(167, 255, 111, .07), rgba(72, 229, 255, .035));
}

.lab-advanced-cta div {
  display: grid;
  gap: .35rem;
}

.lab-advanced-cta small {
  color: var(--acid);
  font: 700 .68rem/1.3 var(--font-geist-mono), monospace;
  letter-spacing: .12em;
}

.lab-advanced-cta strong {
  color: var(--ink);
  font-size: clamp(1.15rem, 2.4vw, 1.65rem);
}

.lab-advanced-cta p {
  margin: 0;
  color: var(--muted);
  font-size: .9rem;
}

.lab-advanced-cta .primary-action {
  flex: 0 0 auto;
}

.lab-console-advanced {
  padding: clamp(1rem, 2.2vw, 1.65rem);
}

.lab-console-advanced .console-title {
  padding-block: 1rem;
}

.lab-console-advanced .lab-readouts-four {
  margin-bottom: .9rem;
}

.mission-brief {
  position: relative;
  z-index: 1;
  margin: 0 0 1rem;
  padding: clamp(1rem, 2vw, 1.35rem);
  border: 1px solid rgba(167, 255, 111, .28);
  background: linear-gradient(135deg, rgba(12, 42, 38, .94), rgba(7, 25, 25, .92));
}

.mission-brief__heading small { color: #a7ff6f; font: 700 .62rem/1.2 var(--font-geist-mono), monospace; letter-spacing: .13em; }
.mission-brief__heading h3 { margin: .4rem 0 .8rem; color: var(--ink); font-size: clamp(1rem, 2vw, 1.25rem); }
.mission-brief ol { margin: 0; padding-left: 1.35rem; color: var(--muted); }
.mission-brief li { margin: .42rem 0; line-height: 1.5; }
.mission-brief li strong { color: var(--ink); }
.mission-answer { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid rgba(72, 229, 255, .14); }
.mission-answer > strong { color: var(--ink); }
.mission-answer > p { margin: .5rem 0; color: var(--muted); font-size: .86rem; }
.mission-options { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .55rem; margin-top: .8rem; }
.mission-options button { min-height: 2.8rem; border: 1px solid rgba(72, 229, 255, .3); background: rgba(5, 18, 18, .85); color: var(--ink); font: 700 .86rem var(--font-geist-mono), monospace; cursor: pointer; }
.mission-options button:hover, .mission-options button:focus-visible { border-color: #48e5ff; outline: none; }
.mission-options button.is-wrong { border-color: #ff8d78; color: #ffb0a1; }
.mission-options button.is-correct { border-color: #a7ff6f; background: rgba(82, 126, 49, .25); color: #a7ff6f; }
.mission-feedback { min-height: 1.3rem; }
.mission-return { display: inline-flex; margin-top: .45rem; padding: .75rem 1rem; border: 1px solid #a7ff6f; color: #07100f; background: #a7ff6f; text-decoration: none; font-weight: 750; }
.mission-return[hidden] { display: none; }

@media (max-width: 600px) { .mission-options { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.lab-workspace {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(350px, .72fr) minmax(0, 1.28fr);
  gap: .85rem;
  align-items: start;
}

.lab-control-panel,
.lab-visual-card {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(72, 229, 255, .16);
  background: rgba(5, 18, 18, .72);
}

.lab-control-panel {
  padding: 1rem;
}

.lab-control-panel__heading,
.lab-visual-card__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.lab-control-panel__heading {
  padding-bottom: .85rem;
  border-bottom: 1px solid rgba(72, 229, 255, .14);
}

.lab-control-panel__heading > div,
.lab-visual-card__heading > div {
  display: flex;
  flex-direction: column;
  gap: .28rem;
}

.lab-control-panel__heading small,
.lab-visual-card__heading small {
  color: var(--acid);
  font: 700 .55rem/1.2 var(--font-geist-mono), monospace;
  letter-spacing: .13em;
}

.lab-control-panel__heading strong,
.lab-visual-card__heading strong {
  color: var(--ink);
  font-size: .9rem;
  font-weight: 550;
}

.lab-control-panel__heading > span,
.lab-visual-card__heading > span {
  color: var(--muted);
  font: .55rem/1.2 var(--font-geist-mono), monospace;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.lab-control-panel .lab-controls-advanced {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .7rem .9rem;
  margin-top: .8rem;
}

.lab-control-panel .lab-control-group,
.lab-controls-advanced .lab-control-group {
  padding: .68rem .72rem .55rem;
  border: 1px solid rgba(72, 229, 255, .1);
  background: rgba(72, 229, 255, .025);
}

.lab-control-panel .depth-control {
  gap: .55rem;
  font-size: .62rem;
}

.lab-control-panel .depth-control span {
  line-height: 1.3;
}

.lab-control-panel .depth-control strong {
  flex: 0 0 auto;
  font-size: .67rem;
}

.lab-control-panel .range-control,
.lab-controls-advanced .range-control {
  margin: .78rem 0 .42rem;
}

.lab-control-panel .range-scale {
  font-size: .48rem;
}

.lab-control-panel .simulation-note {
  margin: .9rem 0 0;
  padding: .8rem .85rem;
  border-left: 2px solid rgba(167, 255, 111, .65);
  color: rgba(152, 165, 162, .8);
  background: rgba(167, 255, 111, .035);
  font-size: .52rem;
  line-height: 1.55;
}

.lab-visual-stack {
  display: grid;
  gap: .85rem;
  min-width: 0;
}

.lab-visual-card {
  display: grid;
}

.lab-visual-card__heading {
  padding: .72rem .85rem;
  border-bottom: 1px solid rgba(72, 229, 255, .12);
}

.lab-visual-card .lab-canvas {
  border: 0;
}

.lab-visual-card figcaption {
  padding: .62rem .85rem .72rem;
  border-top: 1px solid rgba(72, 229, 255, .1);
  color: rgba(152, 165, 162, .78);
  font: .52rem/1.45 var(--font-geist-mono), monospace;
  letter-spacing: .025em;
}

.lab-visual-card .lab-echo-legend {
  padding: .58rem .85rem;
  border-top: 1px solid rgba(72, 229, 255, .1);
}

@media (max-width: 1080px) {
  .lab-section .lab-copy {
    grid-template-columns: minmax(220px, .75fr) minmax(0, 1.25fr);
  }

  .lab-section .lab-copy .feature-list {
    grid-column: 2;
    grid-row: auto;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 1.5rem;
  }

  .lab-workspace {
    grid-template-columns: minmax(315px, .65fr) minmax(0, 1.35fr);
  }
}

@media (max-width: 860px) {
  .lab-section .lab-copy {
    display: block;
  }

  .lab-section .lab-copy h2 {
    margin-bottom: 1.5rem;
  }

  .lab-section .lab-copy .feature-list {
    margin-block: 1.8rem;
  }

  .lab-workspace {
    grid-template-columns: minmax(0, 1fr);
  }

  .lab-control-panel .lab-controls-advanced {
    grid-template-columns: repeat(4, minmax(140px, 1fr));
    overflow-x: auto;
    padding-bottom: .55rem;
    scroll-snap-type: x proximity;
  }

  .lab-control-panel .lab-control-group {
    scroll-snap-align: start;
  }

  .lab-visual-stack {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lab-visual-card__heading > span,
  .lab-visual-card figcaption {
    display: none;
  }
}

@media (max-width: 620px) {
  .lab-advanced-cta {
    align-items: flex-start;
    flex-direction: column;
  }

  .lab-section .lab-copy .feature-list {
    display: block;
  }

  .lab-console-advanced {
    padding: .75rem;
  }

  .lab-readouts-four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lab-readouts-four span {
    min-width: 0;
  }

  .lab-visual-stack {
    grid-template-columns: minmax(0, 1fr);
  }

  .lab-control-panel__heading > span {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lab-control-panel .lab-controls-advanced {
    scroll-behavior: auto;
  }
}