/* Landing pública (`/`) e documentos (`/legal`), folha PRÓPRIA */

:root {
  color-scheme: light;

  /* ---------- superfícies ---------- */
  --cream: #f4efea;
  /* o papel: canvas da página inteira */
  --white: #ffffff;
  /* cartões, nav, rodapé */
  --ice: #ebf9ff;
  /* lavagem azul junto ao sky-crayon */
  --canary: #ffde00;
  /* marquee e destaque de bloco */
  --peach-blush: #fdedda;

  /* ---------- tinta ---------- */
  --ink: #383838;
  --ink-soft: #5c5c5c;
  --pencil: #a1a1a1;
  --graphite: #818181;

  /* ---------- ação ---------- */
  --sky: #6fc2ff;

  /* ---------- lápis de cor: só BORDA, nunca preenchimento ---------- */
  --coral: #f38e84;
  --peach: #f5b161;
  --mint: #38c1b0;
  --lilac: #b291de;
  --lime: #b3c419;
  --periwinkle: #7597ee;
  --slate: #84a6bc;
  --marigold: #e1c427;

  /* ---------- tipografia ---------- */
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;

  --tracking: 0.02em;

  /* ---------- forma ---------- */
  --radius: 2px;
  --border: 2px;
  --shadow: -6px 6px 0 0 var(--ink);
  --shadow-sm: -4px 4px 0 0 var(--ink);

  --max: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: var(--tracking);
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  max-width: 100%;
}

a {
  color: var(--ink);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* Nada de `outline: none`: sem foco visível, quem navega por teclado se perde
   dentro da própria página. Quadrado, como todo o resto. */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
  border-radius: 0;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--ink);
  color: var(--cream);
  padding: 12px 20px;
  border: var(--border) solid var(--ink);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
}

.skip:focus {
  left: 0;
}

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ============ tipografia ============ */

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--mono);
  letter-spacing: var(--tracking);
}

h1 {
  font-size: clamp(30px, 4.4vw + 12px, 56px);
  font-weight: 300;
  line-height: 1.04;
  text-transform: uppercase;
  text-wrap: balance;
}

h2 {
  font-size: clamp(24px, 2.2vw + 12px, 40px);
  font-weight: 300;
  line-height: 1.2;
  text-transform: uppercase;
}

h3 {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
}

p {
  margin: 0;
}

.lede {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--ink);
}

.body-lg {
  font-size: 16px;
  line-height: 1.6;
}

.small {
  font-size: 14px;
  line-height: 1.6;
}

.caption {
  font-size: 12px;
  line-height: 1.5;
}

.muted {
  color: var(--ink-soft);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink);
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--ink);
}

/* ============ botões ============ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: var(--border) solid var(--ink);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: var(--tracking);
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition:
    transform 0.12s ease,
    box-shadow 0.12s ease;
}

.btn:hover {
  transform: translate(-6px, 6px);
  box-shadow: 0 0 0 0 var(--ink);
  text-decoration: none;
  color: var(--ink);
}

.btn:active {
  transform: translate(0, 0);
  box-shadow: var(--shadow);
}

.btn-primary {
  background: var(--sky);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  box-shadow: var(--shadow-sm);
}

.btn-sm:hover {
  transform: translate(-4px, 4px);
}

.btn-sm:active {
  box-shadow: var(--shadow-sm);
}

.btn-flat,
.btn-flat:hover,
.btn-flat:active {
  box-shadow: none;
  transform: none;
}

.btn-flat:hover {
  background: var(--ice);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-top: 40px;
}

/* ============ navegação ============ */
.nav {
  background: var(--white);
  border-bottom: 1px solid var(--ink);
}

.nav-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 64px;
  padding-top: 10px;
  padding-bottom: 10px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  color: var(--ink);
  flex: none;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: 28px;
  height: 28px;
  flex: none;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover {
  border-bottom-color: var(--sky);
  text-decoration: none;
}

@media (min-width: 880px) {
  .nav-links {
    display: flex;
  }
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: none;
}

/* ============ marquee ============ */

.marquee {
  background: var(--canary);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  padding: 12px 0;
  overflow: hidden;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: correr 34s linear infinite;
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track {
    animation: none;
    width: 100%;
    justify-content: center;
  }

  .marquee-track>span:nth-child(n + 2) {
    display: none;
  }
}

@keyframes correr {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

.marquee span {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-right: 28px;
  white-space: nowrap;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.marquee b {
  font-weight: 600;
}

.marquee i {
  font-style: normal;
  color: var(--ink);
  opacity: 0.45;
}

/* ============ seções ============ */

.sec {
  padding: clamp(56px, 7vw, 100px) 0;
  position: relative;
  overflow: hidden;
}

.sec-white {
  background: var(--white);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.sec-head {
  max-width: 46rem;
}

.sec-head h2 {
  margin-top: 20px;
}

.sec-head .lede {
  margin-top: 24px;
}

/* ============ hero ============ */

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(56px, 8vw, 100px) 0 clamp(56px, 7vw, 92px);
  text-align: center;
}

.hero-in {
  position: relative;
  z-index: 2;
  max-width: 48rem;
  margin: 0 auto;
}

.hero h1 {
  margin-top: 24px;
}

.hero h1 mark {
  background: none;
  color: var(--ink);
  border-bottom: 6px solid var(--sky);
  padding-bottom: 2px;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

.hero .lede {
  margin: 28px auto 0;
  max-width: 34rem;
  text-wrap: pretty;
}

.hero .btn-row {
  justify-content: center;
}

.hero-note {
  margin-top: 28px;
  color: var(--ink-soft);
}

/* ---------- ilustração ---------- */
.deco {
  position: absolute;
  z-index: 1;
  pointer-events: none;
  user-select: none;
}

@media (max-width: 1079px) {
  .deco {
    display: none;
  }
}

.deco-hero-esq {
  width: 400px;
  left: -130px;
  top: -110px;
}

.deco-hero-dir {
  width: 340px;
  right: -18px;
  bottom: -160px;
}

.deco-sec-dir {
  width: 320px;
  right: -90px;
  bottom: -70px;
}

.deco-cta {
  width: 280px;
  left: -80px;
  bottom: -80px;
}

/* ============ cartões ============ */
.card {
  background: var(--white);
  border: var(--border) solid var(--ink);
  border-radius: var(--radius);
  padding: 28px 24px;
}

.sec-white .card {
  background: var(--cream);
}

.card h3 {
  margin-bottom: 10px;
}

.card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.card p+p {
  margin-top: 12px;
}

.rainbow>*:nth-child(8n + 1) {
  border-color: var(--coral);
}

.rainbow>*:nth-child(8n + 2) {
  border-color: var(--peach);
}

.rainbow>*:nth-child(8n + 3) {
  border-color: var(--mint);
}

.rainbow>*:nth-child(8n + 4) {
  border-color: var(--lilac);
}

.rainbow>*:nth-child(8n + 5) {
  border-color: var(--lime);
}

.rainbow>*:nth-child(8n + 6) {
  border-color: var(--periwinkle);
}

.rainbow>*:nth-child(8n + 7) {
  border-color: var(--slate);
}

.rainbow>*:nth-child(8n + 8) {
  border-color: var(--marigold);
}

.grid {
  display: grid;
  gap: 20px;
  margin-top: clamp(36px, 4vw, 56px);
  position: relative;
  z-index: 2;
}

@media (min-width: 680px) {

  .grid-2,
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.card-n {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--pencil);
  margin-bottom: 14px;
}

/* ============ callout amarelo ============ */

.callout {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--canary);
  border: var(--border) solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(24px, 3vw, 36px);
  position: relative;
  z-index: 2;
}

.callout svg {
  flex: none;
  margin-top: 2px;
}

.callout p {
  font-size: 16px;
  line-height: 1.6;
}

/* ============ ciclo da TCC ============ */

.ciclo {
  display: grid;
  gap: 16px;
  margin-top: clamp(36px, 4vw, 56px);
  position: relative;
  z-index: 2;
}

@media (min-width: 900px) {
  .ciclo {
    grid-template-columns: minmax(0, 1fr) 40px minmax(0, 1fr) 40px minmax(0, 1fr);
    align-items: stretch;
  }
}

.ciclo-no {
  background: var(--white);
  border: var(--border) solid var(--ink);
  border-radius: var(--radius);
  padding: 26px 22px;
}

.ciclo-no h3 {
  margin-bottom: 8px;
}

.ciclo-no p {
  font-size: 14px;
  color: var(--ink-soft);
}

.ciclo-passo {
  font-size: 12px;
  font-weight: 600;
  color: var(--pencil);
  display: block;
  margin-bottom: 12px;
}

/* A seta gira 90° no celular, onde os três nós empilham. */
.ciclo-seta {
  display: grid;
  place-items: center;
  font-size: 20px;
  line-height: 1;
  transform: rotate(90deg);
}

@media (min-width: 900px) {
  .ciclo-seta {
    transform: none;
  }
}

.ciclo-volta {
  margin-top: 20px;
  text-align: center;
  font-size: 14px;
  color: var(--ink-soft);
  position: relative;
  z-index: 2;
}

.princ {
  list-style: none;
  margin: clamp(36px, 4vw, 56px) 0 0;
  padding: 0;
  border: var(--border) solid var(--ink);
  border-radius: var(--radius);
  background: var(--white);
  position: relative;
  z-index: 2;
}

.sec-white .princ {
  background: var(--cream);
}

.princ li {
  padding: 24px;
  display: grid;
  gap: 8px;
}

.princ li+li {
  border-top: 1px solid var(--ink);
}

@media (min-width: 800px) {
  .princ li {
    grid-template-columns: 16rem minmax(0, 1fr);
    gap: 28px;
    align-items: baseline;
  }
}

.princ strong {
  font-weight: 600;
  font-size: 16px;
}

.princ span {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-soft);
}

/* ============ placeholder institucional ============ */
.todo {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
  background: var(--peach-blush);
  border: 1px dashed var(--ink);
  border-radius: var(--radius);
  padding: 1px 8px;
}

/* ============ chamada final ============ */

.cta {
  position: relative;
  overflow: hidden;
  background: var(--ice);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  padding: clamp(56px, 7vw, 100px) 0;
  text-align: center;
}

.cta-in {
  position: relative;
  z-index: 2;
  max-width: 40rem;
  margin: 0 auto;
}

.cta h2 {
  margin-top: 20px;
}

.cta .lede {
  margin: 24px auto 0;
  max-width: 34rem;
}

.cta .btn-row {
  justify-content: center;
}

/* ============ rodapé ============ */

.foot {
  background: var(--white);
  padding: clamp(48px, 6vw, 72px) 0 32px;
}

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

@media (min-width: 840px) {
  .foot-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) minmax(0, 1fr);
    gap: 40px;
  }
}

.foot h2 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ink);
}

.foot dl {
  margin: 0;
  display: grid;
  gap: 8px;
  font-size: 14px;
}

@media (min-width: 520px) {
  .foot dl {
    grid-template-columns: 10rem minmax(0, 1fr);
    gap: 10px 16px;
  }
}

.foot dt {
  color: var(--ink-soft);
}

.foot dd {
  margin: 0;
}

.foot ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  font-size: 14px;
}

.foot-base {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--ink);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--ink-soft);
}

/* ============ documentos (legal.html) ============ */

.doc {
  max-width: 46rem;
  margin: 0 auto;
  padding: clamp(48px, 6vw, 80px) 20px clamp(56px, 7vw, 96px);
}

.doc h1 {
  font-size: clamp(26px, 3vw + 12px, 40px);
}

.doc .lede {
  margin-top: 28px;
}

.doc h2 {
  font-size: 20px;
  font-weight: 600;
  text-transform: uppercase;
  margin: 56px 0 16px;
  padding-bottom: 12px;
  border-bottom: var(--border) solid var(--ink);
}

.doc p,
.doc li {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.doc p+p {
  margin-top: 16px;
}

.doc strong {
  color: var(--ink);
  font-weight: 600;
}

.doc ul {
  margin: 16px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 12px;
}

/* Os dados institucionais no fim do documento: mesma lista de definição do
   rodapé da landing, na largura da coluna de texto. */
.doc-dl {
  margin: 20px 0 0;
  display: grid;
  gap: 10px;
  font-size: 15px;
}

@media (min-width: 520px) {
  .doc-dl {
    grid-template-columns: 12rem minmax(0, 1fr);
    gap: 12px 20px;
  }
}

.doc-dl dt {
  color: var(--ink-soft);
}

.doc-dl dd {
  margin: 0;
  color: var(--ink);
}

/* O parágrafo que vem depois da lista precisa respirar: sem isto ele encosta
   no último `dd` e lê como parte da lista. */
.doc-dl+p {
  margin-top: 24px;
}

.doc code {
  font-family: var(--mono);
  font-size: 13px;
  background: var(--cream);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  padding: 0 5px;
  color: var(--ink);
}

/* Índice do documento: navegação entre as três seções, no topo.*/
.doc .doc-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 32px 0;
  padding: 0;
  list-style: none;
}

.doc .doc-toc a {
  display: inline-block;
  border: var(--border) solid var(--ink);
  border-radius: var(--radius);
  background: var(--white);
  padding: 8px 16px;
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.12s ease,
    box-shadow 0.12s ease;
}

.doc .doc-toc a:hover {
  transform: translate(-4px, 4px);
  box-shadow: 0 0 0 0 var(--ink);
  text-decoration: none;
}