/* ===== Tokens ===== */
:root {
  --cyan: #00b4e6;
  --cyan-dark: #0090bd;
  --ink: #0c1a24;
  --ink-soft: #16242f;
  --text: #2b3a44;
  --muted: #64757f;
  --line: #e6ecf0;
  --bg: #ffffff;
  --bg-alt: #f5f9fb;
  --radius: 16px;
  --maxw: 1080px;
}

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

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

html { scroll-behavior: smooth; }

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

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

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(12, 26, 36, 0.9);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand { display: flex; align-items: center; }
.brand-logo { height: 30px; width: auto; }
.nav { display: flex; gap: 28px; }
.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: #b9c8d1;
  transition: color 0.2s;
}
.nav a:hover { color: var(--cyan); }

/* ===== Hero ===== */
.hero {
  background: radial-gradient(120% 120% at 80% 0%, #123141 0%, var(--ink) 55%);
  color: #fff;
  padding: 110px 0 120px;
}
.hero-inner { max-width: 760px; }
.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 20px;
}
.hero-title {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 22px;
}
.hero-sub { font-size: 1.15rem; color: #b9c8d1; max-width: 600px; margin-bottom: 36px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  font-size: 0.98rem;
  padding: 13px 26px;
  border-radius: 999px;
  transition: transform 0.15s, background 0.2s, border-color 0.2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--cyan); color: #042430; }
.btn-primary:hover { background: #1ec3f0; }
.btn-ghost { border: 1px solid rgba(255, 255, 255, 0.25); color: #fff; }
.btn-ghost:hover { border-color: var(--cyan); }

/* ===== Sections ===== */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }
.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan-dark);
  margin-bottom: 14px;
}
.section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 18px;
  max-width: 640px;
}
.section-lead { font-size: 1.08rem; color: var(--muted); max-width: 640px; }

/* ===== Stats ===== */
.stats { display: flex; flex-wrap: wrap; gap: 56px; margin-top: 48px; }
.stat { display: flex; flex-direction: column; }
.stat-num { font-size: 2.4rem; font-weight: 800; color: var(--cyan); letter-spacing: -0.02em; }
.stat-label { font-size: 0.95rem; color: var(--muted); }

/* ===== Cards (Produtos) ===== */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px -22px rgba(12, 26, 36, 0.35);
  border-color: var(--cyan);
}
.card-logo-plate {
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(120% 120% at 50% 0%, #16323f 0%, var(--ink) 100%);
  border-radius: 12px;
  height: 96px;
  margin-bottom: 20px;
}
.card-logo-plate img { max-height: 46px; max-width: 78%; width: auto; object-fit: contain; }
.card-title { font-size: 1.25rem; font-weight: 700; color: var(--ink); margin-bottom: 10px; }
.card-text { color: var(--muted); font-size: 0.98rem; flex: 1; }
.card-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--cyan-dark);
  transition: color 0.2s;
}
.card:hover .card-link { color: var(--cyan); }

/* ===== Services ===== */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px 40px; margin-top: 48px; }
.service { border-top: 2px solid var(--cyan); padding-top: 18px; }
.service-title { font-size: 1.1rem; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.service-text { color: var(--muted); font-size: 0.96rem; }

/* ===== Contato ===== */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 44px; }
.contact-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
a.contact-item { transition: border-color 0.2s; }
a.contact-item:hover { border-color: var(--cyan); }
.contact-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan-dark);
}
.contact-value { font-size: 1.02rem; color: var(--ink); font-weight: 500; }

/* ===== Footer ===== */
.site-footer { background: var(--ink); color: #b9c8d1; padding: 56px 0 40px; }
.footer-inner { display: flex; flex-direction: column; gap: 28px; }
.footer-brand { display: flex; align-items: flex-start; gap: 18px; }
.footer-logo { height: 34px; width: auto; }
.footer-legal { font-size: 0.9rem; line-height: 1.7; }
.footer-copy {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 22px;
  font-size: 0.86rem;
  color: #7e909b;
}

/* ===== Responsive ===== */
@media (max-width: 860px) {
  .cards, .services, .contact-grid { grid-template-columns: 1fr; }
  .nav { display: none; }
  .hero { padding: 80px 0 90px; }
  .section { padding: 64px 0; }
  .stats { gap: 32px; }
}