:root {
  --bg: #f4f3ef;
  --surface: #fdfdfb;
  --ink: #1e2228;
  --muted: #5b6069;
  --line: #dcdad2;
  --graphite: #22262c;
  --graphite-soft: #2c313a;
  --graphite-line: #3b414c;
  --cobalt: #1743c8;
  --cobalt-dark: #10339c;
  --cobalt-soft: #e6ebfa;
  --paper: #eceae3;
  --paper-muted: #a7abb4;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

h1, h2, h3 {
  font-family: "IBM Plex Serif", Georgia, serif;
  font-weight: 600;
}

section[id] { scroll-margin-top: 90px; }

.wrap {
  max-width: 70rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 1rem;
  padding-left: 0.9rem;
  border-left: 3px solid var(--cobalt);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--cobalt);
}

/* ---------- Header ---------- */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 243, 239, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.header-in {
  min-height: 72px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 0.7rem;
  padding-bottom: 0.7rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.brand-mark {
  height: 2.7rem;
  width: 2.7rem;
  display: grid;
  place-items: center;
  background: var(--graphite);
  border-bottom: 3px solid var(--cobalt);
  color: var(--paper);
  font-family: "IBM Plex Serif", Georgia, serif;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.brand-text strong {
  display: block;
  font-family: "IBM Plex Serif", Georgia, serif;
  font-size: 1rem;
  font-weight: 600;
}

.brand-text small {
  display: block;
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem;
}

.nav a:not(.btn) {
  padding: 0.45rem 0.75rem;
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.nav a:not(.btn):hover {
  color: var(--ink);
  border-color: var(--cobalt);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  padding: 0 1.4rem;
  border-radius: 2px;
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn-solid {
  background: var(--cobalt);
  color: #fff;
}

.btn-solid:hover { background: var(--cobalt-dark); }

.btn-ghost {
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
}

.btn-ghost:hover {
  border-color: var(--cobalt);
  color: var(--cobalt);
}

/* ---------- Hero + pilares ---------- */

.hero {
  padding: 5.5rem 0 4rem;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg) 60%, var(--paper));
}

.hero h1 {
  max-width: 46rem;
  margin: 0;
  font-size: clamp(2.4rem, 6vw, 4rem);
  line-height: 1.12;
}

.hero-lead {
  max-width: 38rem;
  margin: 1.4rem 0 0;
  font-size: 1.05rem;
  color: var(--muted);
}

.hero-cta {
  margin-top: 2.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.pilares {
  margin-top: 4rem;
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .pilares { grid-template-columns: repeat(3, 1fr); }
}

.pilar {
  border-top: 3px solid var(--cobalt);
  background: var(--surface);
  padding: 1.6rem 1.5rem 1.75rem;
  box-shadow: 0 10px 24px rgba(30, 34, 40, 0.07);
}

.pilar small {
  font-family: "IBM Plex Serif", Georgia, serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--cobalt);
}

.pilar h3 {
  margin: 0.5rem 0 0.6rem;
  font-size: 1.25rem;
}

.pilar p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- Quem somos ---------- */

.sobre { padding: 4.5rem 0; }

.sobre h2 {
  max-width: 36rem;
  margin: 0 0 2rem;
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  line-height: 1.25;
}

.sobre-cols {
  column-gap: 3rem;
}

@media (min-width: 900px) {
  .sobre-cols { columns: 2; }
}

.sobre-cols p {
  margin: 0 0 1.2rem;
  font-size: 0.94rem;
  line-height: 1.95;
  color: var(--muted);
  break-inside: avoid;
}

/* ---------- Dados oficiais (ficha técnica) ---------- */

.dados {
  padding: 4.5rem 0;
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.dados h2 {
  margin: 0 0 1.75rem;
  font-size: clamp(1.7rem, 3.5vw, 2.2rem);
}

.ficha {
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--cobalt);
  box-shadow: 0 14px 32px rgba(30, 34, 40, 0.08);
}

.ficha-row {
  display: grid;
  gap: 0.2rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--line);
}

.ficha-row:last-child { border-bottom: 0; }

@media (min-width: 768px) {
  .ficha-row {
    grid-template-columns: 15rem 1fr;
    gap: 1.5rem;
    align-items: baseline;
  }
}

.ficha-row small {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--cobalt);
}

.ficha-row span {
  font-size: 0.92rem;
  font-weight: 500;
  line-height: 1.6;
}

.break { word-break: break-all; }

/* ---------- Contato (faixa grafite) ---------- */

.contato {
  padding: 4.5rem 0;
  background: var(--graphite);
  color: var(--paper);
}

.contato .eyebrow {
  border-color: var(--cobalt);
  color: #8ba3ee;
}

.contato h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.7rem, 3.5vw, 2.2rem);
}

.contato-lead {
  max-width: 36rem;
  margin: 0 0 2.25rem;
  font-size: 0.95rem;
  color: var(--paper-muted);
}

.contato-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) { .contato-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .contato-grid { grid-template-columns: repeat(4, 1fr); } }

.contato-item {
  background: var(--graphite-soft);
  border: 1px solid var(--graphite-line);
  border-left: 3px solid var(--cobalt);
  padding: 1.25rem 1.4rem;
}

.contato-item small {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: #8ba3ee;
}

.contato-item span {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.5;
}

a.contato-link { transition: background 0.15s, border-color 0.15s; }

a.contato-link:hover {
  background: var(--cobalt);
  border-color: var(--cobalt);
}

a.contato-link:hover small { color: #d4defa; }

/* ---------- Footer ---------- */

.footer {
  padding: 2.5rem 0;
  background: var(--bg);
}

.footer-grid {
  display: grid;
  gap: 1.4rem;
}

@media (min-width: 640px) {
  .footer-grid { grid-template-columns: 1.6fr 0.7fr; }
  .footer-links { justify-items: end; }
}

.footer-name {
  font-family: "IBM Plex Serif", Georgia, serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.footer-data {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.9;
  color: var(--muted);
}

.footer-links {
  display: grid;
  align-content: start;
  gap: 0.7rem;
}

.footer-links a {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--cobalt);
}

.footer-links a:hover { text-decoration: underline; }

/* ---------- Modal (Política de Privacidade) ---------- */

.modal {
  visibility: hidden;
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(20, 22, 27, 0.75);
  padding: 1.25rem;
  opacity: 0;
  transition: opacity 0.2s;
}

.modal:target {
  visibility: visible;
  opacity: 1;
}

.modal-bg { position: absolute; inset: 0; }

.modal-box {
  position: relative;
  max-height: 80vh;
  width: 100%;
  max-width: 48rem;
  overflow-y: auto;
  background: var(--surface);
  border-top: 4px solid var(--cobalt);
  padding: 2rem;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
}

.modal-close {
  position: absolute;
  right: 1.1rem;
  top: 0.8rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--muted);
}

.modal-box h2 {
  margin: 0;
  padding-right: 2rem;
  font-size: 1.6rem;
}

.modal-box h4 {
  margin: 1.5rem 0 0.25rem;
  font-size: 0.95rem;
}

.modal-box p {
  margin: 0.5rem 0 0;
  font-size: 0.875rem;
  line-height: 1.9;
  color: var(--muted);
}

/* ---------- 404 ---------- */

.notfound {
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  padding: 4rem 0;
}

.notfound-code {
  margin: 0;
  font-family: "IBM Plex Serif", Georgia, serif;
  font-size: clamp(4.5rem, 12vw, 7.5rem);
  font-weight: 600;
  line-height: 1;
  color: var(--cobalt);
}

.notfound h1 {
  margin: 0.75rem 0 0;
  font-size: clamp(1.5rem, 3.5vw, 2.1rem);
}

.notfound p {
  max-width: 32rem;
  margin: 1rem 0 2rem;
  color: var(--muted);
}