/* ============================================================
   Instituto Tekoá — design tokens
   ============================================================ */
:root {
  --bg: #F8F4EE;
  --surface: #EFE7DC;
  --surface-2: #E6DBCC;
  --ink: #241B16;
  --ink-soft: #5C4C40;
  --accent: #5A1F16;
  --accent-soft: #B97A56;
  --line: #D9CFC3;
  --max: 1120px;
  --radius: 2px;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Asap", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .sans {
  font-family: var(--sans);
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0;
}

a { color: inherit; }

img { max-width: 100%; display: block; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin: 0 0 10px;
}

p.lede, .body-copy p {
  max-width: 68ch;
}

/* ============================================================
   Header / nav
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(248, 244, 238, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logotype {
  font-family: var(--sans);
  font-weight: 100;
  font-size: 1.42rem;
  letter-spacing: 0.18em;
  color: var(--accent);
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}

.logotype span { display: inline; }

.logotype .logotype-sub {
  display: block;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 0.6rem;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  text-transform: none;
  margin-top: 2px;
}

nav.primary-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

nav.primary-nav a {
  font-family: var(--sans);
  font-size: 0.92rem;
  text-decoration: none;
  color: var(--ink);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color 0.15s ease, color 0.15s ease;
}

nav.primary-nav a:hover,
nav.primary-nav a:focus-visible {
  color: var(--accent);
  border-color: var(--accent-soft);
}

.lang-switch {
  display: flex;
  gap: 6px;
  font-family: var(--sans);
  font-size: 0.8rem;
  margin-left: 8px;
}

.lang-switch button {
  background: none;
  border: 1px solid var(--line);
  color: var(--ink-soft);
  padding: 4px 9px;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: var(--sans);
}

.lang-switch button[aria-pressed="true"] {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--ink);
  position: relative;
  transition: transform 0.2s ease;
}
.nav-toggle span::before { position: absolute; top: -7px; }
.nav-toggle span::after { position: absolute; top: 7px; }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  padding: 96px 0 64px;
  border-bottom: 1px solid var(--line);
}

.hero-wordmark {
  font-family: var(--sans);
  font-weight: 100;
  font-size: clamp(2.4rem, 7vw, 4.5rem);
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 8px;
  line-height: 1;
}

.hero-wordmark-sub {
  font-family: var(--serif);
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin: 0 0 38px;
  letter-spacing: 0.01em;
}

.hero h1 {
  font-size: clamp(2.1rem, 4.6vw, 3.3rem);
  line-height: 1.16;
  max-width: 26ch;
  margin-bottom: 26px;
}

.hero .lede {
  font-size: 1.1rem;
  color: var(--ink-soft);
  margin-bottom: 34px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  font-family: var(--sans);
  font-size: 0.92rem;
  text-decoration: none;
  padding: 13px 24px;
  border-radius: var(--radius);
  display: inline-block;
  border: 1px solid var(--accent);
  transition: background 0.15s ease, color 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover, .btn-primary:focus-visible { background: #451610; }

.btn-secondary {
  background: transparent;
  color: var(--accent);
}
.btn-secondary:hover, .btn-secondary:focus-visible { background: var(--surface); }

/* ============================================================
   Ticker ("roller")
   ============================================================ */
.ticker-band {
  background: var(--accent);
  color: var(--bg);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker-scroll 55s linear infinite;
}

.ticker-track:hover { animation-play-state: paused; }

.ticker-item {
  font-family: var(--sans);
  font-size: 0.86rem;
  white-space: nowrap;
  padding: 14px 40px;
  border-right: 1px solid rgba(248, 244, 238, 0.25);
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   Sections
   ============================================================ */
section {
  padding: 84px 0;
  border-bottom: 1px solid var(--line);
}

section.alt { background: var(--surface); }

.section-head {
  max-width: 62ch;
  margin-bottom: 42px;
}

h2 {
  font-size: clamp(1.85rem, 3.4vw, 2.6rem);
  line-height: 1.18;
}

/* Missão */
.questao-central {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.3rem;
  line-height: 1.5;
  color: var(--ink);
  border-left: 3px solid var(--accent);
  padding-left: 26px;
  margin: 0 0 40px;
  max-width: 62ch;
}

.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: start;
}

.concept-card {
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 30px 32px;
  border-radius: var(--radius);
}

.concept-card h3 {
  font-size: 1.05rem;
  margin-bottom: 12px;
  color: var(--accent);
}

/* Independência */
.pull-quote {
  font-family: var(--serif);
  font-size: 1.5rem;
  line-height: 1.42;
  color: var(--accent);
  max-width: 46ch;
  margin: 40px 0;
}

/* Nome */
.nome-section .body-copy {
  max-width: 68ch;
}

/* Valores */
.valores-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}

.valores-list li {
  padding: 26px 28px 26px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 18px;
}

.valores-list li:nth-child(odd) { border-right: 1px solid var(--line); padding-right: 28px; }
.valores-list li:nth-child(even) { padding-left: 28px; }

.valor-num {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 1.5rem;
  color: var(--accent-soft);
  min-width: 2.2ch;
}

.valor-text h3 {
  font-size: 0.98rem;
  margin-bottom: 6px;
}

.valor-text p {
  font-size: 0.92rem;
  color: var(--ink-soft);
  margin: 0;
}

/* Notícias */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.news-card {
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 24px 26px;
  border-radius: var(--radius);
}

.news-date {
  font-family: var(--sans);
  font-size: 0.78rem;
  color: var(--accent-soft);
  margin-bottom: 10px;
  display: block;
}

.news-card h3 {
  font-size: 1.02rem;
  margin-bottom: 8px;
  line-height: 1.35;
}

.news-card p {
  font-size: 0.92rem;
  color: var(--ink-soft);
  margin: 0 0 14px;
}

.news-card a {
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-soft);
}

/* Carta CTA band */
.carta-band {
  text-align: left;
}

.carta-band .wrap {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 40px;
  align-items: center;
}

/* Contato */
.contato-row {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  align-items: baseline;
  margin-top: 24px;
}

.contato-row a {
  font-family: var(--sans);
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-soft);
  font-size: 1.05rem;
}

/* ============================================================
   Footer
   ============================================================ */
footer.site-footer {
  padding: 48px 0;
  font-family: var(--sans);
}

footer.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 20px;
}

footer.site-footer .footer-brand {
  font-weight: 100;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  font-size: 1.05rem;
}

footer.site-footer .footer-sub {
  font-family: var(--serif);
  font-size: 0.82rem;
  color: var(--ink-soft);
  margin-top: 4px;
}

footer.site-footer .footer-meta {
  font-size: 0.78rem;
  color: var(--ink-soft);
  text-align: right;
}

.footer-credit {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.footer-credit p {
  font-size: 0.75rem;
  color: var(--ink-soft);
  margin: 0;
}

.footer-credit a {
  color: var(--ink-soft);
  text-decoration: underline;
  text-decoration-color: var(--line);
}

/* ============================================================
   Charter page
   ============================================================ */
.charter-doc {
  max-width: 74ch;
  margin: 0 auto;
  padding: 64px 28px 120px;
}

.charter-doc h1 {
  font-size: 1.9rem;
  margin-bottom: 6px;
}

.charter-doc .charter-sub {
  font-family: var(--sans);
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-bottom: 40px;
}

.charter-banner {
  background: var(--surface);
  border-left: 3px solid var(--accent-soft);
  padding: 14px 18px;
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 48px;
}

.charter-doc h2 {
  font-size: 1.2rem;
  margin: 48px 0 18px;
  color: var(--accent);
}

.charter-doc h3 {
  font-size: 1.02rem;
  margin: 32px 0 14px;
}

.charter-doc p { margin: 0 0 18px; }
.charter-doc .art-num { font-family: var(--sans); font-weight: 600; }

.back-link {
  display: inline-block;
  margin-bottom: 32px;
  font-family: var(--sans);
  font-size: 0.88rem;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-soft);
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 860px) {
  .two-col { grid-template-columns: 1fr; }
  .valores-list { grid-template-columns: 1fr; }
  .valores-list li:nth-child(odd) { border-right: none; padding-right: 0; }
  .valores-list li:nth-child(even) { padding-left: 0; }
  .carta-band .wrap { grid-template-columns: 1fr; }
}

@media (max-width: 1040px) and (min-width: 721px) {
  nav.primary-nav { gap: 16px; }
  nav.primary-nav a { font-size: 0.85rem; }
  .logotype { font-size: 1.2rem; letter-spacing: 0.12em; }
}

@media (max-width: 720px) {
  nav.primary-nav {
    position: fixed;
    inset: 76px 0 0 0;
    background: var(--bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 28px;
    gap: 22px;
    transform: translateX(100%);
    transition: transform 0.25s ease;
  }
  nav.primary-nav.open { transform: translateX(0); }
  .nav-toggle { display: block; }
  section { padding: 56px 0; }
  .hero { padding: 64px 0 40px; }
  .logotype {
    font-size: 1.05rem;
    letter-spacing: 0.16em;
    white-space: normal;
  }
}