:root {
  --imp-blue: var(--blue);
  --imp-blue-dark: var(--blue-dark);
  --imp-blue-mid: var(--blue-mid);
  --imp-blue-pale: var(--blue-pale);
  --imp-navy: var(--navy);
  --imp-night: var(--night);
  --imp-ink: var(--ink);
  --imp-muted: var(--muted);
  --imp-soft: var(--soft);
  --imp-line: var(--line);
  --imp-good: #176b45;
  --imp-good-bg: #eaf7f0;
  --imp-warn: #855000;
  --imp-warn-bg: #fff7e6;
}

html {
  scroll-padding-top: 108px;
}

.skip {
  position: fixed;
  top: .5rem;
  left: .5rem;
  z-index: 100;
  padding: .55rem .75rem;
  border-radius: 4px;
  background: #fff;
  color: var(--imp-blue);
  font-weight: 800;
  transform: translateY(-180%);
  transition: transform .15s ease;
}

.skip:focus {
  transform: translateY(0);
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid #f2b705;
  outline-offset: 3px;
}

.page-hero.imp-hero {
  background:
    linear-gradient(105deg, rgba(7, 20, 47, .97) 0%, rgba(0, 45, 130, .92) 56%, rgba(0, 57, 166, .72) 100%),
    url("/img/laboratorio-aula.jpg") center 48% / cover no-repeat;
}

.imp-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  align-items: center;
  margin: 0 0 1.3rem;
  color: rgba(255, 255, 255, .76);
  font-size: .82rem;
}

.imp-breadcrumbs a {
  color: #fff;
  text-underline-offset: 3px;
}

.imp-kicker,
.imp-section-kicker,
.imp-content .imp-section-kicker {
  margin: 0 0 .65rem;
  color: var(--imp-blue);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .22em;
  text-transform: uppercase;
}

.imp-hero .imp-kicker {
  color: #9fc0ff;
  font-size: .8rem;
  letter-spacing: .22em;
  font-weight: 800;
}

.imp-hero h1,
.imp-hero p:last-child {
  max-width: 820px;
}

.imp-gate {
  border-bottom: 1px solid var(--imp-blue-pale);
  background: var(--imp-soft);
}

.imp-gate .wrap {
  display: flex;
  gap: .85rem;
  align-items: center;
  padding-top: .8rem;
  padding-bottom: .8rem;
}

.imp-gate-mark {
  display: grid;
  flex: 0 0 1.8rem;
  width: 1.8rem;
  height: 1.8rem;
  place-items: center;
  border-radius: 50%;
  background: var(--imp-blue);
  color: #fff;
  font-size: .8rem;
  font-weight: 800;
}

.imp-gate p {
  margin: 0;
  color: var(--imp-navy);
  font-size: .95rem;
  line-height: 1.45;
}

.imp-journey {
  border-bottom: 1px solid var(--imp-line);
  background: #fff;
}

.imp-journey .wrap {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
}

.imp-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .7rem;
  align-items: center;
  min-height: 4.3rem;
  padding: .7rem 1rem;
  border-right: 1px solid var(--imp-line);
  color: var(--imp-muted);
  text-decoration: none;
}

.imp-step:first-child {
  padding-left: 0;
}

.imp-step:last-child {
  border-right: 0;
}

.imp-step-number {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border: 1px solid var(--imp-blue-pale);
  border-radius: 50%;
  color: var(--imp-blue);
  font-size: .78rem;
  font-weight: 800;
}

.imp-step strong,
.imp-step small {
  display: block;
}

.imp-step strong {
  color: var(--imp-navy);
  font-size: .9rem;
}

.imp-step small {
  margin-top: .1rem;
  font-size: .75rem;
}

.imp-step:hover {
  background: var(--imp-soft);
}

.imp-step.current {
  border-radius: 5px;
  background: var(--imp-blue);
  color: #dbe6fb;
}

.imp-step.current .imp-step-number {
  border-color: #fff;
  background: #fff;
  color: var(--imp-blue);
}

.imp-step.current strong {
  color: #fff;
}

.imp-main {
  display: grid;
  grid-template-columns: 245px minmax(0, 1fr);
  gap: 2.6rem;
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding: 3rem 0 5rem;
}

.imp-toc {
  position: sticky;
  top: 106px;
  align-self: start;
  padding: 1.15rem;
  border: 1px solid var(--imp-line);
  border-top: 4px solid var(--imp-blue);
  border-radius: 6px;
  background: #fff;
}

.imp-toc h2 {
  margin: 0 0 .8rem;
  color: var(--imp-navy);
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .22em;
  font-weight: 800;
}

.imp-toc ol {
  display: grid;
  gap: .2rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: toc;
}

.imp-toc li {
  counter-increment: toc;
}

.imp-toc a {
  display: grid;
  grid-template-columns: 1.35rem 1fr;
  gap: .35rem;
  padding: .48rem .35rem;
  border-radius: 4px;
  color: var(--imp-muted);
  font-size: .85rem;
  line-height: 1.35;
  text-decoration: none;
}

.imp-toc a::before {
  content: counter(toc, decimal-leading-zero);
  color: var(--imp-blue-mid);
  font-weight: 800;
}

.imp-toc a:hover,
.imp-toc a.current {
  background: var(--imp-soft);
  color: var(--imp-blue);
}

.imp-content {
  min-width: 0;
}

.imp-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(230px, .48fr);
  gap: 1.2rem;
  margin-bottom: 3rem;
}

.imp-intro > div,
.imp-scope {
  padding: 1.4rem;
  border: 1px solid var(--imp-line);
  border-radius: 6px;
}

.imp-intro h2,
.imp-section h2 {
  color: var(--imp-blue);
  font-weight: 300;
}

.imp-intro h2 {
  margin: 0 0 .6rem;
  font-size: 1.6rem;
}

.imp-intro p,
.imp-scope li {
  color: var(--imp-muted);
  font-size: .95rem;
  line-height: 1.6;
}

.imp-intro p {
  margin: 0;
}

.imp-scope {
  border-top: 4px solid var(--imp-blue);
  background: var(--imp-soft);
}

.imp-scope h3 {
  margin: 0 0 .65rem;
  color: var(--imp-navy);
  font-size: 1.05rem;
}

.imp-scope ul {
  margin: 0;
  padding-left: 1.1rem;
}

.imp-section {
  margin-top: 4.2rem;
  scroll-margin-top: 110px;
}

.imp-section:first-of-type {
  margin-top: 0;
}

.imp-section-head {
  margin-bottom: 1.35rem;
  padding-bottom: .8rem;
  border-bottom: 1px solid var(--imp-line);
}

.imp-section-head h2 {
  margin: 0 0 .35rem;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.2;
}

.imp-section-head p:last-child {
  max-width: 760px;
  margin: 0;
  color: var(--imp-muted);
  font-size: 1rem;
  line-height: 1.6;
}

.imp-content h3 {
  margin: 1.8rem 0 .65rem;
  color: var(--imp-navy);
  font-size: 1.08rem;
}

.imp-content p,
.imp-content li,
.imp-content td,
.imp-content th {
  font-size: .95rem;
  line-height: 1.64;
}

.imp-content p,
.imp-content li {
  color: var(--imp-ink);
}

.imp-content ul,
.imp-content ol {
  padding-left: 1.3rem;
}

.imp-content li + li {
  margin-top: .45rem;
}

.imp-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .9rem;
}

.imp-card {
  padding: 1.15rem;
  border: 1px solid var(--imp-line);
  border-top: 4px solid var(--imp-blue);
  border-radius: 6px;
  background: #fff;
}

.imp-card h3 {
  margin: 0 0 .45rem;
  font-size: 1.05rem;
}

.imp-card p {
  margin: 0;
  color: var(--imp-muted);
  font-size: .9rem;
  line-height: 1.5;
}

.imp-callout {
  margin: 1.2rem 0;
  padding: 1rem 1.1rem;
  border-left: 4px solid var(--imp-blue);
  background: var(--imp-soft);
  color: var(--imp-ink);
  font-size: .95rem;
  line-height: 1.55;
}

.imp-callout.warn {
  border-left-color: #d6992f;
  background: var(--imp-warn-bg);
  color: #5d3b07;
}

.imp-callout.good {
  border-left-color: var(--imp-good);
  background: var(--imp-good-bg);
  color: #124e34;
}

.imp-code {
  position: relative;
  margin: 1rem 0;
}

.imp-code pre {
  overflow-x: auto;
  margin: 0;
  padding: 1rem 1.1rem;
  border: 1px solid var(--imp-navy);
  border-radius: 6px;
  background: var(--imp-night);
  color: #e6edfb;
  font-size: .8rem;
  line-height: 1.55;
  tab-size: 2;
}

.imp-code code,
.imp-inline-code {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
}

.imp-copy {
  position: absolute;
  top: .55rem;
  right: .55rem;
  z-index: 1;
  padding: .35rem .55rem;
  border: 1px solid var(--imp-blue-mid);
  border-radius: 4px;
  background: rgba(7, 20, 47, .9);
  color: #fff;
  font: inherit;
  font-size: .75rem;
  font-weight: 700;
  cursor: pointer;
}

.imp-copy:hover {
  background: var(--imp-blue);
}

.imp-content :not(pre) > code {
  padding: .1rem .3rem;
  border-radius: 3px;
  background: var(--imp-soft);
  color: var(--imp-navy);
  overflow-wrap: anywhere;
}

.imp-table-wrap {
  overflow-x: auto;
  margin: 1rem 0;
  border: 1px solid var(--imp-line);
  border-radius: 6px;
}

.imp-table {
  width: 100%;
  min-width: 650px;
  border-collapse: collapse;
  background: #fff;
}

.imp-table th,
.imp-table td {
  padding: .75rem .85rem;
  border-bottom: 1px solid var(--imp-line);
  text-align: left;
  vertical-align: top;
}

.imp-table th {
  background: var(--imp-navy);
  color: #fff;
  font-size: .8rem;
}

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

.imp-table td:first-child {
  color: var(--imp-navy);
  font-weight: 700;
}

.imp-checklist {
  display: grid;
  gap: .65rem;
  margin: 1rem 0 0;
  padding: 1.1rem;
  border: 1px solid var(--imp-line);
  border-radius: 6px;
  background: var(--imp-soft);
}

.imp-check {
  display: flex;
  gap: .65rem;
  align-items: flex-start;
  color: var(--imp-ink);
  font-size: .95rem;
  line-height: 1.45;
}

.imp-check input {
  width: 1.05rem;
  height: 1.05rem;
  margin-top: .15rem;
  accent-color: var(--imp-blue);
}

.imp-check-progress {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  align-items: center;
  justify-content: space-between;
  margin-top: .9rem;
}

.imp-check-progress p {
  margin: 0;
  color: var(--imp-navy);
  font-size: .85rem;
  font-weight: 800;
}

.imp-reset {
  padding: .35rem .55rem;
  border: 0;
  background: none;
  color: var(--imp-blue);
  font: inherit;
  font-size: .8rem;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

.imp-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1rem;
}

.imp-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.7rem;
  padding: .65rem .95rem;
  border: 1px solid var(--imp-blue);
  border-radius: 4px;
  background: var(--imp-blue);
  color: #fff;
  font-size: .95rem;
  font-weight: 700;
  text-decoration: none;
}

.imp-btn:hover {
  border-color: var(--imp-blue-dark);
  background: var(--imp-blue-dark);
  color: #fff;
}

.imp-btn.alt {
  background: #fff;
  color: var(--imp-blue);
}

.imp-btn.alt:hover {
  background: var(--imp-blue-pale);
}

.imp-next {
  margin-top: 4rem;
  padding: clamp(1.35rem, 4vw, 2.2rem);
  border-radius: 7px;
  background: var(--imp-navy);
  color: #fff;
}

.imp-next h2 {
  margin: 0 0 .5rem;
  color: #fff;
  font-size: 1.6rem;
  font-weight: 300;
}

.imp-next p {
  max-width: 760px;
  margin: 0;
  color: #e6edfb;
  font-size: 1rem;
}

.imp-next .imp-btn.alt {
  border-color: #fff;
}

@media (max-width: 960px) {
  .imp-main {
    grid-template-columns: 1fr;
  }

  .imp-toc {
    position: static;
  }

  .imp-toc ol {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .imp-journey .wrap,
  .imp-cards,
  .imp-intro {
    grid-template-columns: 1fr;
  }

  .imp-step,
  .imp-step:first-child {
    padding-left: .75rem;
    border-right: 0;
    border-bottom: 1px solid var(--imp-line);
  }

  .imp-step:last-child {
    border-bottom: 0;
  }

  .imp-toc ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .imp-main {
    width: min(calc(100% - 28px), 1160px);
    padding-top: 2rem;
  }

  .imp-toc ol {
    grid-template-columns: 1fr;
  }

  .imp-section {
    margin-top: 3.3rem;
  }
}

@media print {
  header.site,
  footer,
  .imp-journey,
  .imp-toc,
  .imp-copy,
  .imp-reset {
    display: none !important;
  }

  .imp-main {
    display: block;
    width: 100%;
    padding: 1rem 0;
  }

  .imp-section,
  .imp-card,
  .imp-callout {
    break-inside: avoid;
  }
}