/**
 * Site institucional Coordina — seções. Mobile-first: estilos base para telas pequenas, ampliações por min-width.
 */

/* ═══════════ HEADER ═══════════ */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  color: var(--on-dark);
  transition:
    background-color var(--dur-fast) var(--ease),
    box-shadow var(--dur-fast) var(--ease),
    backdrop-filter var(--dur-fast) var(--ease);
}

.site-header.is-scrolled,
.site-header.is-open {
  background: rgba(4, 22, 46, 0.88);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  backdrop-filter: saturate(140%) blur(14px);
  box-shadow: inset 0 -1px 0 var(--on-dark-line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  border-radius: 8px;
}

.brand-logo {
  width: auto;
  height: 48px;
}

@media (min-width: 880px) {
  .brand-logo {
    height: 56px;
  }
}

.nav-toggle {
  display: none;
}

.nav-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 6px;
}

.nav-menu a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  border-radius: var(--r-pill);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--on-dark-soft);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease);
}

.nav-menu a:hover {
  color: var(--on-dark);
  background: rgba(255, 255, 255, 0.07);
}

/* Sem JS: o menu aparece como lista simples. Com JS, no mobile vira painel controlado pelo botão. */
@media (max-width: 879px) {
  .nav-ready .nav-toggle {
    display: inline-grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border: 1px solid var(--on-dark-line);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.04);
    cursor: pointer;
  }

  .nav-toggle-bars,
  .nav-toggle-bars::before,
  .nav-toggle-bars::after {
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 2px;
    background: var(--on-dark);
    transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
  }

  .nav-toggle-bars {
    position: relative;
  }

  .nav-toggle-bars::before,
  .nav-toggle-bars::after {
    content: "";
    position: absolute;
    left: 0;
  }

  .nav-toggle-bars::before {
    top: -6px;
  }

  .nav-toggle-bars::after {
    top: 6px;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bars {
    background: transparent;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::before {
    transform: translateY(6px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::after {
    transform: translateY(-6px) rotate(-45deg);
  }

  .nav-ready .nav-menu {
    position: absolute;
    inset: 100% 0 auto;
    display: none;
    flex-direction: column;
    gap: 2px;
    padding: 12px var(--gutter) 24px;
    background: var(--night);
    box-shadow: inset 0 1px 0 var(--on-dark-line), 0 24px 40px -20px rgba(0, 0, 0, 0.6);
  }

  .nav-ready .site-header.is-open .nav-menu {
    display: flex;
  }

  .nav-ready .nav-menu a {
    min-height: 52px;
    padding: 0 8px;
    font-size: 1.0625rem;
    border-radius: 10px;
  }

  /* Sem JS: header rola com a página e o hero reserva espaço para os links em duas linhas. */
  html:not(.nav-ready) .site-header {
    position: absolute;
  }

  html:not(.nav-ready) .header-inner {
    flex-wrap: wrap;
    padding-block: 8px;
  }

  html:not(.nav-ready) .hero {
    padding-top: calc(var(--header-h) + 120px);
  }
}

/* ═══════════ HERO ═══════════ */
.hero {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: min(100svh, 980px);
  padding-top: calc(var(--header-h) + clamp(2.5rem, 1rem + 5vw, 5rem));
  padding-bottom: clamp(2rem, 1rem + 3vw, 3.5rem);
  overflow: hidden;
  color: var(--on-dark);
  background: var(--night);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(55% 60% at 82% 28%, rgba(0, 73, 151, 0.6), transparent 72%),
    radial-gradient(38% 42% at 96% 92%, rgba(123, 80, 166, 0.28), transparent 72%),
    radial-gradient(30% 35% at 8% 100%, rgba(0, 73, 151, 0.3), transparent 70%),
    linear-gradient(180deg, var(--night) 0%, #051b39 100%);
}

.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.4s var(--ease);
  /* Mobile: rede mais discreta e afastada do texto (que ocupa a tela toda). */
  -webkit-mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, 0.35) 45%, rgba(0, 0, 0, 0.15) 100%);
  mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, 0.35) 45%, rgba(0, 0, 0, 0.15) 100%);
}

.hero-canvas.is-ready {
  opacity: 1;
}

@media (min-width: 880px) {
  .hero-canvas {
    -webkit-mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.12) 0%, rgba(0, 0, 0, 0.3) 32%, #000 62%);
    mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.12) 0%, rgba(0, 0, 0, 0.3) 32%, #000 62%);
  }
}

.hero-inner {
  flex: 1;
  display: flex;
  align-items: center;
}

.hero-copy {
  max-width: 700px;
}

.hero-title {
  font-size: var(--fs-hero);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.hero-lead {
  margin-top: 18px;
  font-size: var(--fs-lead);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--coordina-brand-orange);
}

.hero-text {
  margin-top: 22px;
  max-width: 580px;
  font-size: 1.125rem;
  color: var(--on-dark-soft);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.hero-paths-wrap {
  margin-top: clamp(3rem, 2rem + 4vw, 5rem);
}

.hero-paths {
  display: grid;
  border-top: 1px solid var(--on-dark-line);
}

.hero-path {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 16px 0;
  text-decoration: none;
  border-bottom: 1px solid var(--on-dark-line);
  transition: color var(--dur-fast) var(--ease);
}

.hero-path-cat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-faint);
}

.hero-path-cat::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c);
  box-shadow: 0 0 12px var(--c);
}

.hero-path-name {
  font-weight: 700;
  font-size: 1.0625rem;
}

.hero-path::after {
  content: "→";
  position: absolute;
  right: 4px;
  top: 50%;
  translate: 0 -50%;
  color: var(--on-dark-faint);
  transition: translate var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.hero-path:hover::after {
  translate: 4px -50%;
  color: var(--c);
}

@media (min-width: 720px) {
  .hero-paths {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero-path {
    padding: 22px 28px 0 0;
    border-bottom: 0;
  }

  .hero-paths li + li .hero-path {
    padding-left: 24px;
    box-shadow: inset 1px 0 0 var(--on-dark-line);
  }
}

/* Entrada do hero: CSS puro, roda também sem JS. */
@media (prefers-reduced-motion: no-preference) {
  .hero-anim {
    animation: hero-in 0.9s var(--ease) both;
    animation-delay: var(--anim-delay, 0ms);
  }
}

@keyframes hero-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ═══════════ PROPÓSITO ═══════════ */
.purpose-grid {
  display: grid;
  gap: 28px;
}

.purpose-body {
  display: grid;
  gap: 18px;
  font-size: 1.125rem;
  color: var(--ink-soft);
  max-width: 620px;
}

.purpose-opening {
  font-size: var(--fs-lead);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.chain {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 6px;
  padding-block: 6px;
}

.chain li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ink);
}

.chain li:not(:last-child)::after {
  content: "";
  width: 18px;
  height: 1.5px;
  background: linear-gradient(90deg, var(--line), var(--ink-faint));
}

.chain li::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border: 1.5px solid var(--coordina-brand-blue);
}

.chain li:last-child {
  color: var(--coordina-brand-blue);
}

.chain li:last-child::before {
  background: var(--coordina-brand-orange);
  border-color: var(--coordina-brand-orange);
}

.reveal-ready .purpose-body:not(.is-visible) .chain li {
  opacity: 0;
  transform: translateX(-8px);
}

.reveal-ready .chain li {
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
  transition-delay: calc(350ms + var(--i) * 90ms);
}

.purpose-statement {
  position: relative;
  margin-top: clamp(3rem, 2rem + 4vw, 5.5rem);
  padding: clamp(1.75rem, 1rem + 3vw, 3.5rem) clamp(1.5rem, 0.8rem + 3vw, 4rem);
  padding-left: calc(clamp(1.5rem, 0.8rem + 3vw, 4rem) + 6px);
  background: var(--mist);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.purpose-statement::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: linear-gradient(
    180deg,
    var(--coordina-brand-purple) 0 25%,
    var(--coordina-brand-blue) 25% 50%,
    var(--coordina-brand-green) 50% 75%,
    var(--coordina-brand-orange) 75% 100%
  );
}

.purpose-statement-title {
  margin-bottom: 14px;
  font-size: var(--fs-eyebrow);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--coordina-brand-blue);
}

.statement {
  max-width: 980px;
  font-size: var(--fs-statement);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.hl--green {
  color: var(--coordina-brand-green);
}

.hl--blue {
  color: var(--coordina-brand-blue);
}

.hl--purple {
  color: var(--coordina-brand-purple);
}

@media (min-width: 960px) {
  .purpose-grid {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
  }
}

/* ═══════════ JORNADA ═══════════ */
.journey {
  background: linear-gradient(180deg, var(--paper) 0%, var(--mist) 100%);
}

.journey-track {
  --p: 1;
  position: relative;
}

.journey-line {
  position: absolute;
  overflow: hidden;
  background: var(--line);
  border-radius: 4px;
}

.journey-line-fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    var(--journey-dir, 180deg),
    var(--coordina-brand-green),
    var(--coordina-brand-blue) 38%,
    var(--coordina-brand-purple) 68%,
    var(--coordina-brand-orange)
  );
  transform-origin: var(--journey-origin, top);
  transform: scaleY(var(--p));
}

/* Mobile: linha vertical à esquerda. */
.journey-line {
  left: 9px;
  top: 12px;
  bottom: 12px;
  width: 3px;
}

.journey-steps {
  display: grid;
  gap: 28px;
}

.journey-step {
  position: relative;
  padding-left: 44px;
}

.journey-node {
  position: absolute;
  left: 0;
  top: 6px;
  width: 21px;
  height: 21px;
  border-radius: 50%;
  background: var(--paper);
  border: 3px solid var(--line);
  transition: border-color 0.4s var(--ease), background-color 0.4s var(--ease), box-shadow 0.4s var(--ease), transform 0.4s var(--ease);
}

.journey-step.is-active .journey-node,
.journey-track:not(.journey-ready) .journey-node {
  border-color: var(--c);
  background: var(--c);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--c) 18%, transparent);
}

.journey-card {
  padding: 22px 22px 24px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow: var(--shadow-1);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease), box-shadow 0.6s var(--ease), border-color 0.6s var(--ease);
}

.journey-ready .journey-step:not(.is-active) .journey-card {
  opacity: 0.45;
  transform: translateY(10px);
  box-shadow: none;
}

.journey-step.is-active .journey-card {
  border-color: color-mix(in srgb, var(--c) 30%, var(--line));
}

.journey-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.journey-num {
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--c);
}

.journey-icon {
  width: 30px;
  height: 30px;
  padding: 6px;
  box-sizing: content-box;
  border-radius: 12px;
  color: var(--c);
  background: color-mix(in srgb, var(--c) 10%, transparent);
}

.journey-card h3 {
  font-size: var(--fs-h3);
  margin-bottom: 8px;
}

.journey-card p {
  color: var(--ink-soft);
  font-size: 1rem;
}

.journey-note {
  max-width: 760px;
  margin-top: clamp(2.5rem, 2rem + 2vw, 4rem);
  padding-left: 20px;
  border-left: 3px solid var(--coordina-brand-orange);
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--ink);
}

/* Desktop: linha horizontal sobre os quatro nós. */
@media (min-width: 960px) {
  .journey-track {
    --journey-dir: 90deg;
    --journey-origin: left;
  }

  .journey-line {
    left: 12.5%;
    right: 12.5%;
    top: 9px;
    bottom: auto;
    width: auto;
    height: 3px;
  }

  .journey-line-fill {
    transform: scaleX(var(--p));
  }

  .journey-steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .journey-step {
    padding-left: 0;
    padding-top: 52px;
  }

  .journey-node {
    left: 50%;
    top: 0;
    translate: -50% 0;
  }

  .journey-ready .journey-step:not(.is-active) .journey-card {
    transform: translateY(18px);
  }

  .journey-step.is-active .journey-card {
    box-shadow: var(--shadow-2);
  }
}

/* ═══════════ SOLUÇÕES ═══════════ */
.solutions .section-head {
  max-width: 920px;
}

.solutions-title span {
  display: block;
}

.solutions-title span:nth-child(2) {
  color: var(--coordina-brand-blue);
}

.solutions-title span:nth-child(3) {
  color: var(--ink-faint);
}

.solutions-grid {
  display: grid;
  gap: 20px;
}

.solution {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition:
    transform 0.45s var(--ease),
    box-shadow 0.45s var(--ease),
    border-color 0.45s var(--ease),
    opacity var(--dur) var(--ease);
}

.solution:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
}

.solution--uni {
  --accent: var(--coordina-brand-purple);
}

.solution--calc {
  --accent: var(--coordina-brand-orange);
}

.solution--os {
  --accent: var(--coordina-brand-blue);
}

.solution-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 24px 22px;
}

.solution-body p:not(.solution-cat) {
  color: var(--ink-soft);
}

.solution-cat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.solution--calc .solution-cat {
  color: #9a5a00; /* laranja escurecido p/ contraste AA sobre branco; a cor oficial segue no ponto e nos detalhes */
}

.solution-cat::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.solution h3 {
  font-size: clamp(1.375rem, 1.2rem + 0.8vw, 1.875rem);
  font-weight: 800;
  letter-spacing: -0.025em;
}

.solution-link {
  margin-top: 4px;
  align-self: flex-start;
}

/* O card inteiro é clicável pelo link principal (padrão de "stretched link"), mantendo um único elemento focável. */
.solution-link::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

.solution-link:focus-visible {
  outline: none;
}

.solution-link:focus-visible::after {
  outline: 3px solid var(--coordina-brand-orange);
  outline-offset: -3px;
}

.solution-visual {
  position: relative;
  min-height: 210px;
  overflow: hidden;
}

/* — Universidade — */
.uni-visual {
  display: flex;
  align-items: flex-end;
  padding: 96px 24px 26px; /* espaço para o botão de play acima das tags */
  background:
    radial-gradient(80% 90% at 100% 0%, rgba(123, 80, 166, 0.22), transparent 70%),
    linear-gradient(160deg, #f5f0fb 0%, #ece4f7 100%);
}

.uni-play {
  position: absolute;
  top: 24px;
  right: 24px;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--coordina-brand-purple);
  color: #fff;
  box-shadow: 0 12px 28px -10px rgba(123, 80, 166, 0.8);
}

.uni-play .icon {
  width: 24px;
  height: 24px;
  fill: currentColor;
  stroke-width: 1.5;
  translate: 1px 0;
}

.uni-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-width: 340px;
}

.uni-topics li {
  padding: 7px 14px;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(123, 80, 166, 0.18);
  font-size: 0.875rem;
  font-weight: 600;
  color: #4b2d6e;
  transition: transform 0.5s var(--ease), opacity 0.5s var(--ease);
  transition-delay: calc(200ms + var(--i) * 70ms);
}

.reveal-ready .solution--uni:not(.is-visible) .uni-topics li {
  opacity: 0;
  transform: translateY(10px);
}

/* — Calculadora — */
.calc-visual {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 14px;
  padding: 26px 24px;
  background:
    radial-gradient(80% 90% at 100% 0%, rgba(244, 147, 9, 0.2), transparent 70%),
    linear-gradient(160deg, #fff8ee 0%, #fdf0dc 100%);
}

.calc-bar {
  display: flex;
  gap: 4px;
  height: 46px;
}

.calc-seg {
  flex: var(--w) 1 0;
  border-radius: 8px;
  background: var(--c);
  transform-origin: left;
  transition: transform 0.7s var(--ease), opacity 0.7s var(--ease);
  transition-delay: calc(200ms + var(--i) * 110ms);
}

.reveal-ready .solution--calc:not(.is-visible) .calc-seg {
  transform: scaleX(0);
  opacity: 0;
}

.calc-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
}

.calc-legend li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.calc-legend li::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--c);
}

.calc-total {
  font-size: 1.125rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.calc-total span {
  color: var(--coordina-brand-orange);
  margin-right: 4px;
}

/* — CoordinaOS — */
.os-body {
  gap: 24px;
}

.os-body > div {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.os-modules {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: flex-start;
}

.os-modules li {
  padding: 7px 14px;
  border-radius: var(--r-pill);
  background: var(--mist-2);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--coordina-brand-blue);
}

.os-shot {
  margin: 0 12px 12px;
  border-radius: calc(var(--r-lg) - 8px);
  overflow: hidden;
  background: linear-gradient(160deg, #eef3fa 0%, #e2ebf7 100%);
  border: 1px solid var(--line);
}

.os-shot img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: 0% 50%;
  transition: transform 0.8s var(--ease);
}

.solution--os:hover .os-shot img {
  transform: scale(1.015);
}

.os-shot figcaption {
  padding: 10px 16px;
  font-size: 0.8125rem;
  color: var(--ink-faint);
  border-top: 1px solid var(--line);
  background: var(--paper);
}

@media (min-width: 720px) {
  .solutions-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .solution--os {
    grid-column: 1 / -1;
  }

  .os-shot img {
    aspect-ratio: 1492 / 524;
    object-position: center;
  }

  .solution-body {
    padding: 32px 32px 28px;
  }

  .solution-visual {
    min-height: 240px;
  }
}

@media (min-width: 960px) {
  .os-body {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 48px;
    align-items: end;
    padding: 40px 40px 32px;
  }

  .os-modules {
    justify-content: flex-end;
  }

  .os-shot {
    margin: 0 16px 16px;
  }
}

/* ═══════════ TECNOLOGIA E IA ═══════════ */
.tech {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: var(--on-dark);
  background: var(--night);
}

.tech-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(50% 50% at 0% 0%, rgba(0, 73, 151, 0.55), transparent 70%),
    radial-gradient(40% 45% at 100% 100%, rgba(123, 80, 166, 0.3), transparent 70%);
}

.tech-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(70% 60% at 30% 20%, #000, transparent 75%);
  mask-image: radial-gradient(70% 60% at 30% 20%, #000, transparent 75%);
}

.tech .section-intro {
  color: var(--on-dark-soft);
}

.pillars {
  display: grid;
  gap: 1px;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--on-dark-line);
  border: 1px solid var(--on-dark-line);
}

.pillar {
  padding: 28px 26px 30px;
  background: rgba(4, 22, 46, 0.92);
}

.pillar-icon {
  width: 28px;
  height: 28px;
  margin-bottom: 22px;
  color: var(--coordina-brand-orange);
}

.pillar h3 {
  font-size: 1.1875rem;
  margin-bottom: 10px;
}

.pillar p {
  color: var(--on-dark-soft);
  font-size: 1rem;
}

@media (min-width: 880px) {
  .pillars {
    grid-template-columns: repeat(3, 1fr);
  }

  .pillar {
    padding: 36px 34px 40px;
  }
}

/* — Seletor de desafios — */
.challenge {
  margin-top: clamp(3rem, 2rem + 4vw, 5.5rem);
  padding: clamp(1.5rem, 1rem + 2.5vw, 3rem);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.025));
  border: 1px solid var(--on-dark-line);
}

.challenge-head h3 {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.125rem);
  font-weight: 800;
  letter-spacing: -0.025em;
}

.challenge-head p {
  margin-top: 8px;
  color: var(--on-dark-soft);
}

.challenge-layout {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.challenge-options {
  display: grid;
  gap: 10px;
}

.challenge-options[hidden] {
  display: none;
}

.challenge-option {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  min-height: 60px;
  padding: 14px 18px;
  text-align: left;
  font-weight: 600;
  font-size: 1rem;
  color: var(--on-dark);
  background: rgba(255, 255, 255, 0.04);
  border: 1.5px solid var(--on-dark-line);
  border-radius: var(--r);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease);
}

.challenge-option:hover {
  border-color: rgba(255, 255, 255, 0.35);
}

.challenge-option[aria-pressed="true"] {
  border-color: var(--coordina-brand-orange);
  background: rgba(244, 147, 9, 0.1);
}

.challenge-option-num {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  font-size: 0.875rem;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.08);
}

.challenge-option[aria-pressed="true"] .challenge-option-num {
  background: var(--coordina-brand-orange);
  color: var(--ink);
}

.challenge-answers {
  display: grid;
  gap: 12px;
}

.challenge-answer {
  padding: 24px 24px 18px;
  border-radius: var(--r);
  background: rgba(4, 22, 46, 0.7);
  border: 1px solid var(--on-dark-line);
  border-top: 3px solid var(--c);
}

.challenge-answer[hidden] {
  display: none;
}

.challenge-answer.is-entering {
  animation: answer-in 0.45s var(--ease) both;
}

@keyframes answer-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.challenge-q {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.challenge-answer p {
  color: var(--on-dark-soft);
}

.challenge-answer .link-arrow {
  margin-top: 8px;
  color: var(--on-dark);
}

.challenge-answer .link-arrow .icon {
  color: var(--c);
}

.challenge-note {
  margin-top: 20px;
  font-size: var(--fs-small);
  color: var(--on-dark-faint);
}

@media (min-width: 880px) {
  .challenge-layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 24px;
    align-items: stretch;
  }

  .challenge-answer {
    height: 100%;
    padding: 30px 32px 24px;
  }
}

/* ═══════════ DEPOIMENTOS (estrutura pronta; publicada só com conteúdo real) ═══════════ */
.testimonials {
  background: var(--mist);
}

.testimonials-grid {
  display: grid;
  gap: 20px;
}

.testimonial {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: 32px 28px 28px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}

.testimonial-mark {
  width: 36px;
  height: 36px;
  color: var(--accent, var(--coordina-brand-blue));
}

.testimonial figure {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 28px;
}

.testimonial blockquote {
  margin: 0;
  font-size: 1.1875rem;
  font-weight: 500;
  line-height: 1.55;
  color: var(--ink);
}

.testimonial figcaption {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: auto;
}

.testimonial-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--mist-2);
}

.testimonial-name {
  font-weight: 700;
}

.testimonial-role {
  font-size: var(--fs-small);
  color: var(--ink-faint);
}

.testimonial-solution {
  align-self: flex-start;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.01em; /* sem caixa-alta: preserva a grafia "CoordinaOS" */
  color: var(--accent, var(--coordina-brand-blue));
  background: color-mix(in srgb, var(--accent, var(--coordina-brand-blue)) 10%, transparent);
}

.placeholder-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: #7a3b00;
  background: #ffe7c2;
  border: 1px dashed #c47400;
}

@media (min-width: 880px) {
  .testimonials-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

/* ═══════════ SOBRE ═══════════ */
.about-grid {
  display: grid;
  gap: 48px;
  align-items: center;
}

.about-copy {
  display: grid;
  gap: 18px;
}

.about-copy > p:not(.eyebrow) {
  font-size: 1.125rem;
  color: var(--ink-soft);
  max-width: 600px;
}

.about-copy .eyebrow {
  margin-bottom: 0;
}

.about-copy .h2 {
  margin-bottom: 6px;
}

.about-note {
  margin-top: 10px;
  padding: 22px 24px;
  border-radius: var(--r);
  background: var(--mist);
  border: 1px solid var(--line);
  max-width: 600px;
}

.about-note-title {
  font-weight: 700;
  margin-bottom: 6px;
}

.about-note p:not(.about-note-title) {
  color: var(--ink-soft);
  font-size: 1rem;
}

.about-visual {
  position: relative;
  display: grid;
  place-items: center;
  width: min(72%, 440px);
  aspect-ratio: 1;
  margin-inline: auto;
}

.about-orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--line);
}

.about-orbit--1 {
  inset: 0;
}

.about-orbit--2 {
  inset: 12%;
  border-style: dashed;
  border-color: #d3dbe7;
}

.about-orbit--3 {
  inset: 24%;
  background: radial-gradient(circle, var(--mist) 0%, transparent 70%);
}

/* Quatro esferas, uma por cor oficial (sem associação a produtos): duas na órbita externa, em lados opostos, e duas na
 * intermediária, na diagonal — desencontradas do par externo. Cada esfera é centralizada sobre o traço do anel
 * (left/top em % do círculo + translate -50%); 85,355% / 14,645% = 50% ± 50%·cos 45°. */
.about-orbit--1::before,
.about-orbit--1::after,
.about-orbit--2::before,
.about-orbit--2::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  translate: -50% -50%;
}

.about-orbit--1::before {
  left: 0;
  top: 50%;
  background: var(--coordina-brand-orange);
}

.about-orbit--1::after {
  left: 100%;
  top: 50%;
  background: var(--coordina-brand-blue);
}

.about-orbit--2::before {
  left: 85.355%;
  top: 14.645%;
  background: var(--coordina-brand-purple);
}

.about-orbit--2::after {
  left: 14.645%;
  top: 85.355%;
  background: var(--coordina-brand-green);
}

@media (prefers-reduced-motion: no-preference) {
  .about-orbit--1 {
    animation: orbit 60s linear infinite;
  }

  .about-orbit--2 {
    animation: orbit 45s linear infinite reverse;
  }
}

@keyframes orbit {
  to {
    rotate: 360deg;
  }
}

.about-symbol {
  position: relative;
  width: 44%;
  filter: drop-shadow(0 24px 40px rgba(0, 73, 151, 0.18));
}

@media (min-width: 960px) {
  .about-visual {
    width: min(100%, 440px);
  }

  .about-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 80px;
  }
}

/* ═══════════ CTA FINAL ═══════════ */
.cta {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(5rem, 3rem + 8vw, 10rem);
  color: var(--on-dark);
  text-align: center;
  background:
    radial-gradient(60% 80% at 50% 120%, rgba(0, 73, 151, 0.75), transparent 70%),
    linear-gradient(180deg, var(--night-2) 0%, var(--night) 100%);
}

/* Anel abstrato nas quatro cores da marca (referência ao símbolo, sem reproduzir a logomarca). */
.cta-ring {
  position: absolute;
  z-index: -1;
  left: 50%;
  top: 50%;
  width: min(1100px, 160vw);
  aspect-ratio: 1;
  translate: -50% -50%;
  border-radius: 50%;
  background: conic-gradient(
    from 20deg,
    var(--coordina-brand-purple),
    var(--coordina-brand-blue),
    var(--coordina-brand-orange),
    var(--coordina-brand-green),
    var(--coordina-brand-purple)
  );
  -webkit-mask: radial-gradient(closest-side, transparent 78%, #000 79%, #000 100%);
  mask: radial-gradient(closest-side, transparent 78%, #000 79%, #000 100%);
  opacity: 0.22;
  filter: blur(2px);
}

@media (prefers-reduced-motion: no-preference) {
  .cta-ring {
    animation: orbit 90s linear infinite;
  }
}

.cta-inner {
  max-width: 820px;
}

.cta .h2 {
  font-size: clamp(2rem, 1.3rem + 3vw, 3.75rem);
}

.cta p {
  max-width: 600px;
  margin: 22px auto 36px;
  font-size: 1.1875rem;
  color: var(--on-dark-soft);
}

/* ═══════════ FOOTER ═══════════ */
.site-footer {
  padding-top: clamp(3.5rem, 2.5rem + 3vw, 5rem);
  color: var(--on-dark-soft);
  background: #030f20;
  font-size: 0.9375rem;
}

.footer-grid {
  display: grid;
  gap: 36px;
}

.footer-logo {
  width: auto;
  height: 64px;
  margin-bottom: 18px;
}

.footer-brand p {
  max-width: 380px;
}

.footer-title {
  margin-bottom: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-faint);
}

.footer-col ul {
  display: grid;
  gap: 2px;
}

.footer-col a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  text-decoration: none;
  color: var(--on-dark-soft);
  transition: color var(--dur-fast) var(--ease);
}

.footer-col a:hover {
  color: var(--on-dark);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.footer-bottom {
  margin-top: 48px;
  padding-bottom: 32px;
  font-size: var(--fs-small);
  color: var(--on-dark-faint);
}

.footer-bottom p {
  padding-top: 24px;
  border-top: 1px solid var(--on-dark-line);
}

@media (min-width: 720px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1080px) {
  .footer-grid {
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: 48px;
  }

  .footer-brand {
    grid-column: auto;
  }
}

/* Marcação visual de pendências — só aparece no modo de desenvolvimento (?dev). */
.dev-mode [data-pending] {
  outline: 2px dashed #c47400;
  outline-offset: 3px;
}