/* NYRA Tecnologia — estilos. Contrastes verificados (WCAG AA). */
:root {
  --ink: #0F1B2D;
  --primary: #0E7490;
  --primary-hover: #155E75;
  --on-primary: #FFFFFF;
  --bg: #F7F9FB;
  --surface: #FFFFFF;
  --border: #E2E8F0;
  --text: #1E293B;
  --text-2: #64748B;
  --accent: #F59E0B;
  --shape-1: #0E7490;
  --shape-2: #0F1B2D;
  --header-bg: rgba(247, 249, 251, 0.92);
  --shadow: 0 1px 2px rgba(15, 27, 45, 0.04), 0 8px 24px rgba(15, 27, 45, 0.06);
  --max: 70rem;
  --radius: 14px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #F1F5F9;
    --primary: #5EC4DC;
    --primary-hover: #8AD6E8;
    --on-primary: #0F1B2D;
    --bg: #0B1220;
    --surface: #111A2B;
    --border: #22304A;
    --text: #E2E8F0;
    --text-2: #94A3B8;
    --shape-1: #5EC4DC;
    --shape-2: #94A3B8;
    --header-bg: rgba(11, 18, 32, 0.9);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.25);
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 5rem; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  overflow-wrap: break-word;
}

h1, h2, h3 { color: var(--ink); line-height: 1.15; letter-spacing: -0.015em; }

a { color: var(--primary); text-underline-offset: 0.18em; }
a:hover { color: var(--primary-hover); }

:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  background: var(--ink);
  color: var(--bg);
  padding: 0.6rem 1rem;
  border-radius: 8px;
  font-weight: 600;
}
.skip:focus { top: 1rem; color: var(--bg); }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1rem; }
@media (min-width: 48rem) { .wrap { padding: 0 2rem; } }

/* Grade de 12 colunas */
.grid-12 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 1.5rem; }
.grid-12 > * { grid-column: 1 / -1; }
@media (min-width: 60rem) {
  .grid-12 { gap: 2rem; }
  .col-head { grid-column: 1 / span 4; }
  .col-body { grid-column: 5 / span 8; }
}

/* Cabeçalho */
header.site {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--header-bg);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--border);
}
header.site .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.25rem 1.5rem;
  min-height: 4rem;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}
.wordmark {
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: 0.22em;
  color: var(--ink);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.wordmark::after {
  content: "";
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--accent);
}
.wordmark:hover { color: var(--ink); }

nav ul { display: flex; flex-wrap: wrap; gap: 0 0.25rem; list-style: none; margin: 0; padding: 0; }
nav a {
  display: block;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.975rem;
}
nav a:hover { background: var(--surface); color: var(--primary-hover); }
@media (max-width: 26rem) {
  nav a { padding: 0.5rem 0.55rem; }
  nav ul { margin-right: -0.55rem; }
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.hero .wrap { position: relative; z-index: 1; padding-top: 4.5rem; padding-bottom: 4.5rem; }
@media (min-width: 48rem) { .hero .wrap { padding-top: 7rem; padding-bottom: 7rem; } }
.hero-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.hero-art .s1 { fill: none; stroke: var(--shape-1); opacity: 0.22; }
.hero-art .s2 { fill: var(--shape-1); opacity: 0.07; }
.hero-art .s3 { fill: none; stroke: var(--shape-2); opacity: 0.1; }
.hero-art .dot { fill: var(--accent); }
@media (max-width: 47.99rem) { .hero-art { opacity: 0.55; } }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1.25rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-2);
}
.eyebrow::before { content: ""; width: 1.5rem; height: 2px; background: var(--accent); }

.hero h1 { font-size: clamp(2.4rem, 7vw, 4rem); margin: 0 0 1.25rem; font-weight: 800; }
.lead { font-size: clamp(1.1rem, 2.2vw, 1.3rem); color: var(--text); max-width: 38rem; margin: 0 0 2.25rem; }

.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0.7rem 1.4rem;
  border-radius: 10px;
  border: 1.5px solid transparent;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-hover); color: var(--on-primary); }
.btn-ghost { background: var(--surface); color: var(--ink); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary-hover); }
.btn .arrow { transition: transform 0.15s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* Seções */
section.block { padding: 4.5rem 0; }
@media (min-width: 48rem) { section.block { padding: 6rem 0; } }
section.block + section.block { border-top: 1px solid var(--border); }
section.alt { background: var(--surface); }

.section-label {
  margin: 0 0 0.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary);
}
h2 { font-size: clamp(1.75rem, 3.5vw, 2.25rem); margin: 0; font-weight: 750; }
h3 { font-size: 1.3rem; margin: 0 0 0.75rem; font-weight: 700; }

/* Produtos */
.cards { display: grid; gap: 1.25rem; grid-template-columns: 1fr; }
@media (min-width: 40rem) { .cards { grid-template-columns: 1fr 1fr; } }
.card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
}
section.alt .card { background: var(--bg); box-shadow: none; }
.card::before {
  content: "";
  display: block;
  width: 2.5rem;
  height: 4px;
  border-radius: 2px;
  background: var(--primary);
  margin-bottom: 1.5rem;
}
.card p { margin: 0 0 1.75rem; color: var(--text-2); flex: 1; }
.card .btn { align-self: flex-start; }
.card .domain { display: block; margin-top: 0.75rem; font-size: 0.9rem; color: var(--text-2); }

/* Dados (empresa / contato) */
dl.facts {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}
section.alt dl.facts { background: var(--bg); }
.facts > div { padding: 1.25rem 1.5rem; border-top: 1px solid var(--border); }
.facts > div:first-child { border-top: 0; }
@media (min-width: 40rem) {
  .facts > div { display: grid; grid-template-columns: 10rem 1fr; gap: 1.5rem; align-items: baseline; }
}
.facts dt { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-2); }
.facts dd { margin: 0.25rem 0 0; color: var(--ink); font-weight: 500; }
@media (min-width: 40rem) { .facts dd { margin: 0; } }

.contact-list { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 40rem) { .contact-list { grid-template-columns: 1fr 1fr; } }
.contact {
  display: block;
  padding: 1.5rem 1.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  text-decoration: none;
  box-shadow: var(--shadow);
  transition: border-color 0.15s ease;
}
.contact:hover { border-color: var(--primary); }
.contact .k { display: block; font-size: 0.85rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-2); margin-bottom: 0.35rem; }
.contact .v { display: block; font-size: clamp(1.05rem, 2.4vw, 1.25rem); font-weight: 700; color: var(--primary); text-decoration: underline; text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
.contact:hover .v { color: var(--primary-hover); text-decoration-thickness: 2px; }

/* Privacidade */
.page-head { padding: 4rem 0 2.5rem; border-bottom: 1px solid var(--border); }
.page-head h1 { font-size: clamp(2rem, 5vw, 2.75rem); margin: 0; font-weight: 800; max-width: 22ch; }
.prose { max-width: 40rem; padding: 2.5rem 0 1rem; }
.prose h2 { font-size: 1.3rem; margin: 2.5rem 0 0.75rem; }
.prose h2:first-child { margin-top: 0; }
.prose p { margin: 0 0 1rem; }
.prose .meta { margin-top: 2.5rem; padding-top: 1.25rem; border-top: 1px solid var(--border); color: var(--text-2); font-size: 0.95rem; }

/* Rodapé */
footer.site {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  font-size: 0.95rem;
  color: var(--text-2);
}
footer.site .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem 2rem; }
footer.site p { margin: 0; }
footer.site .wordmark { font-size: 1rem; margin-bottom: 0.35rem; }
footer.site ul { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; list-style: none; margin: 0; padding: 0; align-items: flex-end; }
footer.site a { color: var(--text-2); }
footer.site a:hover { color: var(--primary-hover); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}