/* ============================================================
   RETA — Design system
   ============================================================ */
:root {
  --navy: #0B1F3A;
  --blue: #2F6FED;
  --blue-dark: #1D4FC4;
  --blue-soft: #EAF1FE;
  --ink: #16233D;
  --slate: #5B6B85;
  --line: #E4E9F2;
  --bg: #F7F9FC;
  --white: #FFFFFF;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  color: var(--navy);
  line-height: 1.15;
  letter-spacing: -0.01em;
  font-weight: 600;
}

/* ---------- Focus states ---------- */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

/* ---------- Nav ---------- */
.reta-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.reta-nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.reta-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 22px;
  color: var(--navy);
  letter-spacing: -0.02em;
}
.reta-nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.reta-nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color .2s ease, color .2s ease;
}
.reta-nav-links a:hover,
.reta-nav-links a.active {
  color: var(--blue);
  border-color: var(--blue);
}
.reta-nav-cta {
  background: var(--navy);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  transition: background .2s ease;
}
.reta-nav-cta:hover { background: var(--blue); }
.reta-nav-toggle { display: none; }

@media (max-width: 760px) {
  .reta-nav-links { display: none; }
  .reta-nav-cta { padding: 8px 14px; font-size: 13px; }
}

/* ---------- Coordinate-grid signature background ---------- */
.reta-grid-bg {
  position: relative;
  overflow: hidden;
}
.reta-grid-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(47,111,237,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47,111,237,0.07) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, black 40%, transparent 100%);
  pointer-events: none;
}
.reta-grid-bg > * { position: relative; z-index: 1; }

/* ---------- Hero ---------- */
.reta-hero {
  background: var(--bg);
  padding: 96px 0 80px;
}
.reta-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 20px;
}
.reta-eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
}
.reta-hero h1 {
  font-size: clamp(36px, 5vw, 58px);
  max-width: 760px;
  margin-bottom: 22px;
}
.reta-hero p.lead {
  font-size: 19px;
  color: var(--slate);
  max-width: 600px;
  margin-bottom: 36px;
}
.reta-hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.reta-page-hero {
  background: var(--navy);
  color: #fff;
  padding: 72px 0 64px;
}
.reta-page-hero .reta-eyebrow { color: #8FB4FF; }
.reta-page-hero h1 { color: #fff; max-width: 700px; }
.reta-page-hero p.lead { color: rgba(255,255,255,0.75); max-width: 620px; margin-top: 16px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 9px;
  cursor: pointer;
  border: none;
  transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--blue); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--navy); box-shadow: inset 0 0 0 1.5px var(--line); }
.btn-ghost:hover { box-shadow: inset 0 0 0 1.5px var(--navy); }
.reta-page-hero .btn-ghost { color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255,255,255,0.3); }
.reta-page-hero .btn-ghost:hover { box-shadow: inset 0 0 0 1.5px #fff; }

/* ---------- Sections ---------- */
.section { padding: 80px 0; }
.section-tight { padding: 56px 0; }
.section-title {
  font-size: clamp(28px, 3.4vw, 38px);
  margin-bottom: 14px;
}
.section-lead {
  font-size: 17px;
  color: var(--slate);
  max-width: 560px;
  margin-bottom: 48px;
}
.section-alt { background: var(--bg); }
.section-navy { background: var(--navy); color: #fff; }
.section-navy .section-title { color: #fff; }
.section-navy .section-lead { color: rgba(255,255,255,0.7); }

/* ---------- Card grids ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr 1fr; } .grid-4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .grid-3 { grid-template-columns: 1fr; } .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 28px 24px;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.card:hover { border-color: var(--blue); box-shadow: 0 8px 24px rgba(47,111,237,0.1); }
.card-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}
.card h3 { font-size: 18px; margin-bottom: 10px; }
.card p { color: var(--slate); font-size: 14.5px; }

.tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-soft);
  padding: 4px 9px;
  border-radius: 6px;
  margin-bottom: 12px;
}

/* Data-layer cards (used on camadas-de-dados page) */
.data-card {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .5s ease, transform .5s ease, border-color .2s ease, box-shadow .2s ease;
}
.data-card.in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .data-card { transition: none; opacity: 1; transform: none; }
}

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--navy);
  color: #fff;
  border-radius: 20px;
  padding: 56px 48px;
  text-align: center;
  margin: 0 24px;
}
.cta-band h2 { color: #fff; font-size: clamp(26px, 3vw, 34px); margin-bottom: 12px; }
.cta-band p { color: rgba(255,255,255,0.75); margin-bottom: 28px; }
.cta-band .btn-primary { background: var(--blue); }
.cta-band .btn-primary:hover { background: #4E85F5; }

/* ---------- Footer ---------- */
.reta-footer {
  background: var(--navy);
  color: rgba(255,255,255,0.65);
  padding: 64px 0 32px;
  margin-top: 96px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 {
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
  font-family: 'Inter', sans-serif;
}
.footer-grid a, .footer-grid p { display: block; font-size: 14px; margin-bottom: 10px; color: rgba(255,255,255,0.65); }
.footer-grid a:hover { color: #fff; }
.footer-logo { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 24px; color: #fff; margin-bottom: 12px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0; }
.center { text-align: center; }
.reta-list { margin-top: 8px; }
.reta-list li { margin-bottom: 10px; color: var(--slate); padding-left: 22px; position: relative; }
.reta-list li::before {
  content: "";
  position: absolute; left: 0; top: 8px;
  width: 6px; height: 6px;
  border: 1.5px solid var(--blue);
  border-radius: 1px;
  transform: rotate(45deg);
}

/* ============================================================
   Product mockup (CSS-built dashboard visual — no stock photos)
   ============================================================ */
.mockup {
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--line);
  box-shadow: 0 24px 60px -20px rgba(11,31,58,0.35);
  overflow: hidden;
}
.mockup-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.mockup-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--line); }
.mockup-dot:nth-child(1) { background: #FF6B6B; }
.mockup-dot:nth-child(2) { background: #FFC24B; }
.mockup-dot:nth-child(3) { background: #3DD68C; }
.mockup-body { display: flex; min-height: 320px; }
.mockup-sidebar {
  width: 150px;
  background: var(--bg);
  border-right: 1px solid var(--line);
  padding: 16px 12px;
  flex-shrink: 0;
}
.mockup-sidebar-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 10px;
}
.mockup-layer {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--ink);
  padding: 7px 8px;
  border-radius: 6px;
  margin-bottom: 4px;
  cursor: pointer;
  user-select: none;
  transition: background .15s ease;
}
.mockup-layer:hover { background: rgba(47,111,237,0.06); }
.mockup-layer.active { background: var(--blue-soft); color: var(--blue); font-weight: 600; }
.mockup-layer input[type="checkbox"] { position: absolute; opacity: 0; width: 0; height: 0; }
.mockup-layer-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--slate); flex-shrink: 0; transition: background .15s ease; }
.mockup-layer.active .mockup-layer-dot { background: var(--blue); }

.mockup-map-real {
  flex: 1;
  min-height: 360px;
  position: relative;
}
.mockup-map-real .leaflet-container { border-radius: 0 0 16px 0; font-family: 'Inter', sans-serif; }
.mockup-map-real .leaflet-popup-content-wrapper { border-radius: 10px; }
.mockup-map-real .leaflet-popup-content { font-size: 13px; margin: 10px 12px; }
.mockup-map-real .leaflet-popup-content strong { display: block; font-family: 'Space Grotesk', sans-serif; color: var(--navy); font-size: 14px; }
.mockup-caption {
  font-size: 12px;
  color: var(--slate);
  padding: 10px 16px;
  border-top: 1px solid var(--line);
  background: var(--bg);
}
.mockup-card {
  position: absolute;
  bottom: 14px; right: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 14px;
  box-shadow: 0 8px 20px rgba(11,31,58,0.12);
  font-size: 12px;
  max-width: 168px;
  z-index: 500;
}
.mockup-card strong { display: block; font-family: 'Space Grotesk', sans-serif; font-size: 15px; color: var(--navy); }
.mockup-card span { color: var(--slate); }

/* ============================================================
   Animated counters
   ============================================================ */
.counters {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
@media (max-width: 760px) { .counters { grid-template-columns: 1fr 1fr; } }
.counter-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(30px, 4vw, 42px);
  font-weight: 700;
  color: #fff;
}
.counter-label { font-size: 13.5px; color: rgba(255,255,255,0.65); margin-top: 6px; }

/* ============================================================
   Hero layout with visual
   ============================================================ */
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   Scroll reveal (used site-wide via reta-interactions.js)
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s cubic-bezier(.16,.84,.44,1), transform .6s cubic-bezier(.16,.84,.44,1);
}
.reveal.in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { transition: none; opacity: 1; transform: none; }
}


/* ============================================================
   Blog
   ============================================================ */
.blog-hero { padding: 72px 0 40px; }
.blog-hero .lede { font-size: 17px; color: var(--slate); max-width: 640px; margin-top: 14px; }
.filters { display: flex; gap: 10px; margin-top: 28px; flex-wrap: wrap; }
.filter-chip {
  font-size: 13px; font-weight: 600; padding: 8px 16px;
  border-radius: 999px; border: 1px solid var(--line);
  color: var(--slate); cursor: pointer; transition: all .2s ease;
}
.filter-chip:hover { border-color: var(--blue); color: var(--blue); }
.filter-chip.active { background: var(--navy); border-color: var(--navy); color: #fff; }

.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; padding-bottom: 80px; }
@media (max-width: 900px) { .post-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .post-grid { grid-template-columns: 1fr; } }

.post-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 24px; text-decoration: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.post-card:hover { border-color: var(--blue); box-shadow: 0 8px 24px rgba(47,111,237,0.1); }
.post-card h2 { font-size: 18px; margin: 12px 0 10px; line-height: 1.3; }
.post-card .excerpt { font-size: 14px; color: var(--slate); flex: 1; margin-bottom: 14px; }
.post-meta { font-size: 12.5px; color: var(--slate); }

.tag {
  display: inline-block; align-self: flex-start;
  font-size: 11px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 6px;
  background: var(--blue-soft); color: var(--blue);
}
.tag.vertical { background: #FDEFE3; color: #C4681D; }
.tag.regional { background: #E6F8EE; color: #1B8D53; }

.article-hero {
  max-width: 760px; margin: 0 auto; padding: 72px 24px 32px; text-align: left;
}
.article-hero h1 { font-size: clamp(28px, 4vw, 42px); margin: 16px 0 12px; }

.post-body {
  max-width: 760px; margin: 0 auto; padding: 0 24px 48px;
  font-size: 17px; line-height: 1.75; color: var(--ink);
}
.post-body h2 { font-size: 24px; margin: 40px 0 16px; }
.post-body p { margin-bottom: 20px; color: var(--ink); }
.post-body ul { margin: 0 0 20px 20px; }
.post-body li { margin-bottom: 8px; color: var(--ink); }
.post-body strong { color: var(--navy); }

.cta-block {
  max-width: 760px; margin: 0 auto 64px; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
  background: var(--bg); border: 1px solid var(--line); border-radius: 14px; padding: 28px 32px;
}
.cta-block p { font-weight: 600; color: var(--navy); font-size: 16px; }
.cta-btn {
  background: var(--navy); color: #fff; font-weight: 600; font-size: 14px;
  padding: 12px 22px; border-radius: 9px; text-decoration: none;
  transition: background .2s ease;
}
.cta-btn:hover { background: var(--blue); }

.related { max-width: 1160px; margin: 0 auto; padding: 0 24px 80px; }
.related h3 { font-size: 20px; margin-bottom: 20px; }

/* ============================================================
   FAQ accordion
   ============================================================ */
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 22px 4px; background: none; border: none; text-align: left;
  font-family: 'Space Grotesk', sans-serif; font-size: 16.5px; font-weight: 600; color: var(--navy);
  cursor: pointer;
}
.faq-icon { flex-shrink: 0; width: 22px; height: 22px; position: relative; }
.faq-icon::before, .faq-icon::after { content: ""; position: absolute; background: var(--blue); transition: transform .25s ease; }
.faq-icon::before { top: 50%; left: 0; width: 100%; height: 2px; transform: translateY(-50%); }
.faq-icon::after { left: 50%; top: 0; width: 2px; height: 100%; transform: translateX(-50%); }
.faq-item.open .faq-icon::after { transform: translateX(-50%) scaleY(0); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-answer p { padding: 0 4px 22px; color: var(--slate); font-size: 15px; max-width: 660px; }
.faq-item.open .faq-answer { max-height: 300px; }

/* ============================================================
   Trust strip (official data sources)
   ============================================================ */
.trust-strip { padding: 40px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.trust-strip-label { text-align: center; font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--slate); margin-bottom: 24px; }
.trust-logos { display: flex; align-items: center; justify-content: center; gap: 48px; flex-wrap: wrap; }
.trust-logo { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 17px; color: var(--slate); opacity: 0.75; letter-spacing: -0.01em; transition: opacity .2s ease; }
.trust-logo:hover { opacity: 1; color: var(--navy); }

/* ============================================================
   Blog teaser on homepage
   ============================================================ */
.blog-teaser-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 32px; flex-wrap: wrap; gap: 12px; }
.blog-teaser-head a { font-size: 14px; font-weight: 600; color: var(--blue); }

/* ============================================================
   View Transitions (troca de página suave, nativo do navegador)
   ============================================================ */
::view-transition-old(root) {
  animation: reta-fade-out 0.22s ease forwards;
}
::view-transition-new(root) {
  animation: reta-fade-in 0.32s ease forwards;
}
@keyframes reta-fade-out { to { opacity: 0; transform: translateY(-6px); } }
@keyframes reta-fade-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

/* Fade suave da própria página ao carregar (funciona sem depender de JS) */
body { animation: reta-page-in 0.45s ease; }
@keyframes reta-page-in { from { opacity: 0; } to { opacity: 1; } }

@media (prefers-reduced-motion: reduce) {
  ::view-transition-old(root), ::view-transition-new(root) { animation: none; }
  body { animation: none; }
}

/* ============================================================
   Reading progress bar (artigos do blog)
   ============================================================ */
.reading-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: var(--blue);
  z-index: 999;
  transition: width 0.1s linear;
}

/* ============================================================
   RETA — atualização SEO/UX 2026-08
   Menu mobile acessível + refinamentos de navegação
   ============================================================ */
.reta-nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}
.reta-nav-toggle span { width: 20px; height: 2px; background: var(--navy); border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.filter-chip { background: var(--white); font-family: inherit; }
@media (max-width: 760px) {
  .reta-nav-inner { position: relative; padding: 12px 20px; }
  .reta-nav-toggle { display: flex; }
  .reta-nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 1px);
    left: 16px;
    right: 16px;
    padding: 12px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 14px;
    box-shadow: 0 18px 50px rgba(11,31,58,.16);
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }
  .reta-nav.menu-open .reta-nav-links { display: flex; }
  .reta-nav-links a { padding: 12px 14px; border-bottom: 0; border-radius: 8px; }
  .reta-nav-links a:hover, .reta-nav-links a.active { background: var(--blue-soft); }
  .reta-nav-cta { text-align: center; margin-top: 6px; padding: 12px 14px !important; }
  .reta-nav.menu-open .reta-nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .reta-nav.menu-open .reta-nav-toggle span:nth-child(2) { opacity: 0; }
  .reta-nav.menu-open .reta-nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .section { padding: 60px 0; }
  .reta-hero { padding: 72px 0 56px; }
  .reta-page-hero { padding: 56px 0 48px; }
  .cta-band { margin: 0 16px; padding: 40px 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .mockup-sidebar { width: 120px; }
}