.problem {
  background: var(--surface)
}
.problem-intro {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 100px;
  align-items: start
}
.problem-intro>p {
  color: var(--muted);
  padding-top: 5px
}
.two-sides {
  display: grid;
  grid-template-columns: 1fr 100px 1fr;
  margin-top: 64px;
  padding-block: 38px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line)
}
.two-sides article {
  max-width: 480px
}
.side-label {
  font-size: .75rem;
  color: var(--accent);
  font-weight: 650;
  letter-spacing: .1em
}
.two-sides h3 {
  max-width: 340px;
  margin: 18px 0;
  font-size: 1.65rem
}
.two-sides p {
  color: var(--muted)
}
.side-detail {
  display: block;
  margin-top: 24px;
  color: var(--muted);
  font-size: .875rem
}
.bridge-x {
  align-self: center;
  justify-self: center;
  font-size: 3rem;
  font-weight: 300;
  color: var(--accent)
}
.problem-connection {
  max-width: 740px;
  font-size: 1.25rem;
  margin-top: 36px!important;
  color: #bcbcbc;
  letter-spacing: -.02em
}
@media(max-width:1050px) {
  .problem-intro {
    gap: 48px
  }
  .two-sides {
    grid-template-columns: 1fr 64px 1fr
  }
}
@media(max-width:800px) {
  .problem-intro {
    grid-template-columns: 1fr;
    gap: 24px
  }
  .two-sides {
    grid-template-columns: 1fr;
    gap: 30px;
    margin-top: 36px;
    padding-block: 28px
  }
  .bridge-x {
    justify-self: start;
    font-size: 2rem;
    line-height: 1
  }
  .two-sides h3 {
    font-size: 1.45rem
  }
  .problem-connection {
    font-size: 1.12rem
  }
}
.how {
  background: #191919
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 80px
}
.section-head h2 {
  max-width: 580px
}
.section-head .section-intro {
  max-width: 380px;
  margin-top: 5px
}
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 32px;
  margin-top: 64px
}
.steps li {
  border-top: 1px solid #3a3a3a;
  padding-top: 24px
}
.step-number {
  font-size: .875rem;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  display: inline-flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: #303030;
  border-radius: 50%;
  margin-bottom: 25px
}
.steps h3 {
  font-size: 1.3rem;
  min-height: 78px;
  max-width: 250px
}
.steps p {
  color: var(--muted);
  margin-top: 16px
}
.flow-note {
  margin-top: 44px!important;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: .875rem;
  color: var(--muted)
}
@media(max-width:1050px) {
  .steps {
    grid-template-columns: repeat(2,1fr);
    row-gap: 38px
  }
  .steps h3 {
    min-height: 0
  }
  .section-head {
    gap: 40px
  }
}
@media(max-width:800px) {
  .section-head {
    display: block
  }
  .section-head .section-intro {
    margin-top: 20px;
    max-width: 580px
  }
  .steps {
    grid-template-columns: 1fr;
    gap: 0;
    margin-top: 36px
  }
  .steps li {
    position: relative;
    padding: 24px 0 28px 60px;
    border-top: none
  }
  .step-number {
    position: absolute;
    top: 21px;
    left: 0;
    margin: 0
  }
  .steps li:not(:last-child):before {
    content: "";
    position: absolute;
    top: 66px;
    bottom: 0;
    left: 19px;
    border-left: 1px solid #3a3a3a
  }
  .steps h3 {
    max-width: none;
    font-size: 1.25rem
  }
  .steps p {
    margin-top: 12px
  }
  .flow-note {
    margin-top: 8px!important
  }
}
.demo {
  background: var(--surface)
}
.concept-note {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: .875rem;
  margin-top: 32px
}
.concept-mark {
  color: var(--accent);
  font-size: 1.3rem
}
.product-window {
  margin-top: 22px;
  border: 1px solid #393939;
  border-radius: var(--radius);
  overflow: clip;
  box-shadow: 0 24px 65px -35px #00000070
}
.product-bar {
  display: flex;
  align-items: center;
  gap: 24px;
  background: #252525;
  color: #dedede;
  padding: 18px 26px;
  font-size: .875rem
}
.product-brand {
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -.07em;
  color: var(--ink);
  line-height: 1.2
}
.product-brand span {
  color: var(--detail)
}
.review-badge {
  margin-left: auto;
  font-size: .75rem;
  background: #333333;
  color: #e0e0e0;
  padding: 5px 11px;
  border-radius: 4px
}
.demo-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--line);
  padding: 14px 22px 0;
  background: #141414
}
.demo-tabs button {
  border: 0;
  border-bottom: 3px solid transparent;
  background: transparent;
  color: var(--muted);
  min-height: 48px;
  padding: 10px 24px;
  font-size: .875rem;
  font-weight: 600;
  border-radius: 4px 4px 0 0
}
.demo-tabs button[aria-selected=true] {
  color: var(--accent);
  border-bottom-color: var(--accent);
  background: #303030
}
.demo-tabs button:hover {
  background: #282828
}
.demo-tabs button:focus-visible {
  outline-offset: -4px
}
.demo-panel {
  display: grid;
  grid-template-columns: 320px 1fr;
  min-height: 800px
}
.demo-panel[hidden] {
  display: none
}
.demo-panel:focus-visible {
  outline-offset: -4px
}
.case-sidebar {
  padding: 30px 26px;
  background: #181818;
  border-right: 1px solid var(--line)
}
.case-reference {
  font-size: .75rem;
  color: var(--muted)
}
.case-sidebar>h3 {
  font-size: 1.45rem;
  margin-top: 12px;
  letter-spacing: -.035em
}
.case-block {
  padding-top: 25px
}
.case-block h4,.related-areas h4,.uncertainty h4,.next-step h4,.urgency h4 {
  font-size: .875rem;
  line-height: 1.4;
  margin: 0 0 12px;
  font-weight: 650;
  letter-spacing: -.01em
}
.case-block p,.case-block li,.uncertainty p,.next-step p,.urgency p {
  font-size: .875rem;
  line-height: 1.65;
  color: var(--muted)
}
.case-story {
  color: #c3c3c3!important;
  padding-left: 13px;
  border-left: 2px solid #777777;
  font-style: italic;
  margin-bottom: 16px
}
.timeline {
  list-style: none;
  margin-top: 18px
}
.timeline li {
  position: relative;
  padding-left: 17px;
  padding-bottom: 20px;
  border-left: 1px solid #454545
}
.timeline li:before {
  content: "";
  position: absolute;
  top: 6px;
  left: -4px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent)
}
.timeline li:last-child {
  padding-bottom: 0
}
.timeline strong {
  display: block;
  font-size: .75rem;
  color: #c1c1c1
}
.timeline span {
  display: block;
  margin-top: 3px
}
.urgency {
  border-top: 1px solid var(--line);
  margin-top: 26px;
  padding-top: 22px
}
.urgency h4 {
  color: var(--muted)
}
.urgency.attention {
  border: 1px solid #777777;
  background: #292929;
  border-radius: 6px;
  padding: 16px
}
.urgency.attention h4 {
  color: #eeeeee
}
.case-analysis {
  padding: 30px
}
.analysis-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line)
}
.analysis-heading h3 {
  font-size: 1.4rem;
  margin-top: 5px
}
.case-state {
  color: #d1d1d1;
  font-size: .7rem;
  white-space: nowrap;
  border: 1px solid #505050;
  background: #292929;
  border-radius: 4px;
  padding: 5px 8px
}
.related-areas {
  padding-top: 22px
}
.related-areas h4 {
  color: var(--muted);
  font-weight: 500;
  font-size: .75rem
}
.related-areas>div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px
}
.area-tag {
  font-size: .75rem;
  color: #dedede;
  background: #303030;
  padding: 5px 10px;
  border-radius: 4px
}
.analysis-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 30px
}
.case-block ul {
  list-style: none
}
.case-block ul li {
  position: relative;
  padding-left: 13px;
  margin-top: 8px
}
.case-block ul li:before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #888888
}
.pending h4 {
  color: #d6d6d6
}
.evaluation {
  margin-top: 24px;
  border-top: 1px solid var(--line)
}
.uncertainty {
  margin-top: 24px;
  background: #232323;
  border-radius: 6px;
  padding: 17px 20px;
  border: 1px solid #414141
}
.next-step {
  display: flex;
  gap: 16px;
  padding: 23px 0 0;
  margin-top: 24px;
  border-top: 1px solid var(--line)
}
.next-step-symbol {
  font-size: 2rem;
  line-height: 1.2;
  color: var(--accent)
}
.next-step strong {
  font-size: .75rem;
  color: var(--accent);
  display: block;
  margin-top: 12px
}
.demo-disclaimer {
  max-width: 900px;
  margin-top: 22px;
  font-size: .8rem;
  color: var(--muted)
}
.no-script {
  padding: 30px;
  color: var(--muted)
}
@media(max-width:1050px) {
  .demo-panel {
    grid-template-columns: 270px 1fr
  }
  .case-analysis {
    padding: 24px
  }
  .analysis-grid {
    grid-template-columns: 1fr
  }
  .analysis-heading {
    align-items: start;
    flex-direction: column
  }
  .case-sidebar {
    padding: 26px 20px
  }
}
@media(max-width:800px) {
  .product-bar {
    gap: 15px;
    padding: 18px;
    flex-wrap: wrap
  }
  .product-bar>span:nth-child(2) {
    margin-left: auto
  }
  .review-badge {
    margin-left: 0;
    flex-basis: 100%;
    text-align: center
  }
  .demo-tabs {
    padding: 8px 10px 0;
    gap: 4px
  }
  .demo-tabs button {
    padding: 10px 12px;
    flex: 1
  }
  .demo-panel {
    grid-template-columns: 1fr
  }
  .case-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--line);
    padding: 25px 22px
  }
  .case-analysis {
    padding: 25px 22px
  }
  .analysis-grid {
    gap: 0
  }
  .analysis-heading h3 {
    font-size: 1.3rem
  }
  .case-block p,.case-block li,.uncertainty p,.next-step p,.urgency p {
    font-size: 1rem
  }
  .case-block h4,.related-areas h4,.uncertainty h4,.next-step h4,.urgency h4 {
    font-size: .94rem
  }
  .uncertainty {
    padding: 17px
  }
  .next-step {
    gap: 10px
  }
  .concept-note {
    font-size: .8rem;
    align-items: start
  }
  .concept-mark {
    line-height: 1.2
  }
  .case-sidebar>h3 {
    font-size: 1.5rem
  }
  .demo-disclaimer {
    font-size: .875rem
  }
}
.audience {
  background: var(--paper);
  border-top: 1px solid var(--line)
}
.audience-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 115px
}
.audience-heading h2 {
  font-size: clamp(2rem,3vw,2.8rem)
}
.audience-note {
  color: var(--muted);
  font-size: .875rem;
  margin-top: 32px!important;
  padding-left: 16px;
  border-left: 2px solid #686868
}
.audience-list article {
  display: flex;
  gap: 25px;
  padding: 28px 0;
  border-top: 1px solid var(--line)
}
.audience-list article:first-child {
  padding-top: 0;
  border-top: 0
}
.audience-number {
  font-size: .75rem;
  color: var(--orange-ink);
  margin-top: 6px;
  flex-shrink: 0
}
.audience-list h3 {
  font-size: 1.4rem
}
.audience-list p {
  color: var(--muted);
  margin-top: 14px
}
@media(max-width:1050px) {
  .audience-grid {
    gap: 60px
  }
}
@media(max-width:800px) {
  .audience-grid {
    grid-template-columns: 1fr;
    gap: 40px
  }
  .audience-note {
    font-size: 1rem
  }
  .audience-list article:first-child {
    padding-top: 25px;
    border-top: 1px solid var(--line)
  }
  .audience-list article {
    gap: 18px
  }
  .audience-list h3 {
    font-size: 1.3rem
  }
}
.comparison {
  background: var(--surface)
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  margin-top: 48px;
  text-align: left
}
.comparison-table thead th {
  font-size: .875rem;
  padding: 20px 24px;
  color: var(--muted);
  font-weight: 500;
  border-bottom: 1px solid var(--line)
}
.comparison-table th:first-child {
  width: 24%;
  padding-left: 0
}
.comparison-table thead .nexo-column {
  color: var(--accent);
  font-weight: 650;
  background: #303030;
  border-radius: 8px 8px 0 0
}
.comparison-table tbody th {
  font-size: .94rem;
  font-weight: 600;
  line-height: 1.5;
  padding: 24px;
  border-bottom: 1px solid var(--line)
}
.comparison-table tbody td {
  padding: 24px;
  color: var(--muted);
  border-bottom: 1px solid var(--line)
}
.comparison-table tbody td:last-child {
  color: #dedede;
  background: #232323
}
.mobile-cell-label {
  display: none
}
.comparison-end {
  max-width: 830px;
  margin-top: 30px!important;
  color: var(--muted);
  font-size: 1rem
}
@media(max-width:800px) {
  .comparison-table {
    margin-top: 36px
  }
  .comparison-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap
  }
  .comparison-table,.comparison-table tbody {
    display: block;
    width: 100%
  }
  .comparison-table tr {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px 24px;
    padding-block: 25px;
    border-top: 1px solid var(--line)
  }
  .comparison-table tbody th {
    grid-column: 1/-1;
    font-size: 1rem;
    width: 100%!important;
    padding: 0;
    border: 0
  }
  .comparison-table tbody td {
    padding: 0;
    border: 0;
    font-size: .94rem
  }
  .comparison-table tbody td:last-child {
    background: none;
    color: #eeeeee
  }
  .mobile-cell-label {
    display: block;
    font-size: .7rem;
    font-weight: 650;
    letter-spacing: .08em;
    text-transform: uppercase;
    margin-bottom: 8px
  }
  .comparison-end {
    font-size: 1rem
  }
}
.impact {
  background: #242424;
  color: var(--ink);
  position: relative
}
.impact .eyebrow {
  color: #dddddd
}
.impact .section-index {
  color: #bcbcbc;
  border-color: #505050
}
.impact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 115px
}
.impact h2 {
  max-width: 620px;
  font-size: clamp(2.2rem,3.8vw,3.5rem)
}
.impact-copy {
  padding-top: 7px;
  color: #c4c4c4;
  font-size: 1.08rem
}
.impact-limit {
  font-size: .875rem;
  border-left: 2px solid #888888;
  padding-left: 18px;
  margin-top: 28px!important
}
.impact-motif {
  display: block;
  color: var(--detail);
  font-size: 6rem;
  line-height: 1;
  font-weight: 200;
  margin-top: 34px
}
.impact-motif>span {
  font-size: 3rem
}
.impact-path {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 48px;
  border-top: 1px solid #484848;
  padding-top: 32px;
  margin-top: 42px
}
.impact-path>div {
  display: flex;
  gap: 17px;
  align-items: baseline
}
.impact-path span {
  font-size: .75rem;
  color: #bbbbbb
}
.impact-path strong {
  font-size: 1rem;
  font-weight: 500
}
.impact a:focus-visible {
  outline-color: var(--ink)
}
@media(max-width:1050px) {
  .impact-grid {
    gap: 60px
  }
  .impact-path {
    gap: 24px
  }
}
@media(max-width:800px) {
  .impact-grid {
    grid-template-columns: 1fr;
    gap: 32px
  }
  .impact h2 {
    font-size: 2.4rem
  }
  .impact-motif {
    font-size: 4rem;
    margin-top: 24px
  }
  .impact-copy {
    font-size: 1rem
  }
  .impact-limit {
    font-size: 1rem
  }
  .impact-path {
    grid-template-columns: 1fr;
    gap: 22px;
    margin-top: 36px
  }
}
.responsibility {
  background: var(--surface)
}
.principles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 70px;
  margin: 48px 0 0
}
.principles>div {
  padding: 27px 0;
  border-top: 1px solid var(--line)
}
.principles dt {
  font-size: 1.2rem;
  letter-spacing: -.025em;
  font-weight: 600;
  line-height: 1.35
}
.principles dd {
  margin: 12px 0 0;
  color: var(--muted);
  max-width: 520px
}
.principles .review-principle {
  grid-column: 1/-1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  padding: 26px;
  background: #242424;
  margin-top: 12px;
  border: 1px solid #484848;
  border-radius: 8px
}
.review-principle dt {
  color: #eeeeee;
  display: flex;
  align-items: center;
  gap: 13px
}
.review-principle dt span {
  font-size: 1.7rem;
  font-weight: 400
}
.review-principle dd {
  margin: 0;
  color: #bcbcbc
}
.professional-note {
  padding-top: 28px;
  margin-top: 28px!important;
  border-top: 1px solid var(--line);
  color: #bcbcbc;
  max-width: 930px;
  font-size: 1rem
}
@media(max-width:800px) {
  .principles {
    grid-template-columns: 1fr;
    margin-top: 36px
  }
  .principles>div {
    padding: 24px 0
  }
  .principles dt {
    font-size: 1.15rem
  }
  .principles .review-principle {
    grid-template-columns: 1fr;
    gap: 15px;
    padding: 22px
  }
  .professional-note {
    font-size: 1rem
  }
}
.closing {
  background: #1c1c1c;
  text-align: center;
  border-top: 1px solid var(--line)
}
.closing-motif {
  display: inline-flex;
  align-items: baseline;
  color: var(--accent);
  font-size: 3.6rem;
  line-height: 1;
  margin-bottom: 30px;
  font-weight: 300
}
.closing-motif>span {
  font-size: 2.5rem;
  color: #888888
}
.closing h2 {
  max-width: 960px;
  margin-inline: auto;
  font-size: clamp(2.2rem,3.7vw,3.4rem)
}
.closing p {
  max-width: 660px;
  color: var(--muted);
  margin: 28px auto 30px;
  font-size: 1.1rem
}
.closing .button {
  padding-inline: 28px
}
@media(max-width:800px) {
  .closing {
    text-align: left
  }
  .closing h2 {
    font-size: 2.15rem
  }
  .closing p {
    font-size: 1rem
  }
  .closing-motif {
    margin-bottom: 24px;
    font-size: 3rem
  }
}
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--line);
  padding: 42px 0 32px
}
.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px
}
.footer-top .wordmark {
  font-size: 2.2rem
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  padding-top: 25px;
  margin-top: 25px;
  color: var(--muted);
  font-size: .8rem
}
.footer-bottom p+p {
  margin: 0
}
/* Texto principal com ao menos 16 px, inclusive dentro da demonstração. */
.case-block p,.case-block li,.uncertainty p,.next-step p,.urgency p,.audience-note,.impact-limit {
  font-size: 1rem
}
.site-header {
  background: var(--paper)
}
@media(max-width:800px) {
  .footer-top {
    flex-direction: column;
    align-items: start;
    gap: 22px
  }
  .footer-top nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 24px;
    width: 100%
  }
  .footer-top nav a {
    font-size: .875rem;
    min-height: 48px
  }
  .footer-bottom {
    flex-direction: column;
    gap: 10px;
    font-size: .875rem
  }
  .comparison-table tbody td {
    font-size: 1rem
  }
}
/* Refluxo do conteúdo em ampliação de texto;
sem limitar o tamanho da fonte. */
.hero-grid>* {
  min-width: 0
}
.hero h1,h2,h3,.comparison-table td,.footer-top nav a {
  overflow-wrap: anywhere
}
.story-fragments span {
  max-width: 100%
}
.hero-flow li>div {
  min-width: 0
}
.demo-tabs button {
  min-width: 0;
  overflow-wrap: anywhere
}
.impact .section-index {
  color: #c9c9c9
}
.visual-heading,.visual-footnote,.case-state {
  font-size: .75rem
}
@media(max-width:800px) {
  .hero .eyebrow {
    font-size: .75rem;
    letter-spacing: .095em
  }
  .hero-flow div>span,.hero-baseline {
    font-size: .75rem
  }
  .button-group .button {
    font-size: .875rem
  }
}