:root {
  --color-primary: #072c4f;
  --color-primary-light: #124a7d;
  --color-dark: #051d33;
  --color-accent: #1292ff;
  --color-accent-dark: #0a6fc4;
  --color-hub: #d9820a;

  --color-bg: #ffffff;
  --color-bg-alt: #f3f6fa;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-ink: #142338;
  --color-muted: #5b6b82;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --container-w: 1160px;
  --radius: 12px;
  --shadow: 0 12px 30px -12px rgba(7, 44, 79, 0.18);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 72px; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

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

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 100;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.9rem;
  transition: top .15s ease;
}
.skip-link:focus { top: 12px; }

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding-inline: 24px;
}

.eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin-bottom: 10px;
}

h1, h2, h3 { font-weight: 800; color: var(--color-primary); margin: 0; line-height: 1.15; }
h1 { font-size: clamp(2rem, 4vw, 2.9rem); }
h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); }
h3 { font-size: 1.1rem; }
p { color: var(--color-muted); margin: 0; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--color-accent); color: #fff; box-shadow: 0 10px 24px -10px rgba(18,146,255,.6); }
.btn--primary:hover { background: var(--color-accent-dark); }
.btn--outline { border-color: rgba(255,255,255,.5); color: #fff; }
.btn--outline:hover { background: rgba(255,255,255,.12); }
.btn--ghost { border-color: var(--color-border); color: var(--color-primary); }
.btn--ghost:hover { background: var(--color-bg-alt); }
.btn--light { background: #fff; color: var(--color-primary); }
.btn--light:hover { background: #eef3f9; }
.btn--block { width: 100%; }

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.9);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.1rem; color: var(--color-primary); }
.logo__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}
.nav { display: flex; gap: 28px; }
.nav a { font-weight: 600; font-size: 0.94rem; color: var(--color-ink); }
.nav a:hover { color: var(--color-accent-dark); }
.header__actions { display: flex; align-items: center; gap: 12px; }

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  border: none;
  background: none;
  cursor: pointer;
}
.menu-toggle span { display: block; height: 2px; background: var(--color-primary); border-radius: 2px; }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  padding-block: 88px 64px;
  background-image:
    linear-gradient(180deg, rgba(5,20,36,.6) 0%, rgba(5,20,36,.72) 55%, rgba(5,20,36,.92) 100%),
    url('../assets/hero-bg-mobile.jpg');
  background-size: cover;
  background-position: center;
}
@media (min-width: 700px) {
  .hero { background-image:
    linear-gradient(180deg, rgba(5,20,36,.55) 0%, rgba(5,20,36,.68) 55%, rgba(5,20,36,.9) 100%),
    url('../assets/hero-bg.jpg');
  }
}
.hero__inner {
  position: relative;
  max-width: 640px;
}
.hero .eyebrow { color: #8fcaff; }
.hero h1 { color: #fff; }
.hero .highlight { color: #6cc2ff; }
.hero__lead { color: rgba(255,255,255,.82); font-size: 1.05rem; max-width: 52ch; margin-top: 16px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }
.hero__stats { display: flex; gap: 28px; margin-top: 40px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat strong { font-size: 1.7rem; font-weight: 800; color: #fff; }
.stat span { font-size: 0.82rem; color: rgba(255,255,255,.65); }
.hero__footnote { color: rgba(255,255,255,.5); font-size: 0.78rem; margin-top: 14px; }

/* Sections */
.section { padding-block: 80px; }
.section--alt { background: var(--color-bg-alt); }

/* #atuacao é a seção com mais conteúdo vertical (grid de 9 portos + cards
   de rota); compactado à parte pra caber numa tela só, igual "Como
   funciona", em vez de vazar pro rodapé do #atuacao. */
#atuacao { padding-block: 56px 60px; }
#atuacao .section__head { margin-bottom: 28px; }
#atuacao .section__note { margin-top: 20px; padding: 10px 16px; }
.section__head { max-width: 620px; margin: 0 auto 44px; text-align: center; }
.section__head--left { max-width: none; margin: 0 0 28px; text-align: left; }
.section__head p { margin-top: 12px; }
.section__note {
  margin-top: 32px;
  font-size: 0.88rem;
  color: var(--color-muted);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-hub);
  border-radius: 8px;
  padding: 14px 18px;
}
.section--alt .section__note { background: #fff; }
.section__note a { color: var(--color-accent-dark); font-weight: 600; text-decoration: underline; }

/* Journey */
.journey { display: flex; align-items: stretch; gap: 8px; }
.journey-step {
  flex: 1;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 26px 22px;
  box-shadow: var(--shadow);
}
.journey-step__icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.journey-step__icon svg { width: 22px; height: 22px; }
.journey-step--terrestre .journey-step__icon { background: rgba(7,44,79,.08); color: var(--color-primary); }
.journey-step--maritimo .journey-step__icon { background: rgba(18,146,255,.12); color: var(--color-accent); }
.journey-step__who {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.journey-step--terrestre .journey-step__who { color: var(--color-primary); }
.journey-step--maritimo .journey-step__who { color: var(--color-accent-dark); }
.journey-step h3 { margin-bottom: 8px; }
.journey-step p { font-size: 0.9rem; }
.journey-arrow { flex: 0 0 32px; display: flex; align-items: center; justify-content: center; color: #b7c3d4; }
.journey-arrow svg { width: 22px; height: 22px; flex-shrink: 0; }

/* Ports / atuação */
.ports { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; align-items: start; }
.ports__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  align-content: start;
}
.port-chip {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.port-chip strong { color: var(--color-primary); font-size: 0.98rem; }
.port-chip span { color: var(--color-muted); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.03em; }

.ports__side { display: flex; flex-direction: column; gap: 12px; }
.route-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.route-card__tag {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  background: rgba(18,146,255,.1);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.route-card__tag--road { color: var(--color-primary); background: rgba(7,44,79,.08); }
.route-card h3 { margin-bottom: 8px; font-size: 1rem; }
.route-card p { font-size: 0.86rem; }

/* Features */
.cards, .features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 26px 22px;
  box-shadow: var(--shadow);
}
.card__icon, .feature__num {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(18,146,255,.1);
  color: var(--color-accent-dark);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.card__icon svg { width: 22px; height: 22px; }
.card h3, .feature h3 { margin-bottom: 8px; font-size: 1.05rem; }
.card p, .feature p { font-size: 0.9rem; }
.feature__num {
  font-weight: 800;
  font-size: 0.95rem;
  background: none;
  color: var(--color-accent-dark);
  border: 1.5px solid var(--color-border);
}

/* About */
.about { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: center; }
.about__visual svg { width: 100%; height: auto; }
.about__content p { margin-top: 14px; font-size: 0.98rem; }
.checklist { list-style: none; padding: 0; margin: 22px 0 0; display: flex; flex-direction: column; gap: 10px; }
.checklist li {
  position: relative;
  padding-left: 28px;
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.92rem;
}
.checklist li::before {
  content: '';
  position: absolute;
  left: 0; top: 3px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--color-accent);
}
.checklist li::after {
  content: '';
  position: absolute;
  left: 6px; top: 7px;
  width: 5px; height: 9px;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(45deg);
}

/* CTA */
.cta { background: var(--color-primary); color: #fff; padding-block: 56px; }
.cta__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.cta h2 { color: #fff; margin-bottom: 6px; }
.cta p { color: rgba(255,255,255,.75); }

/* Contact */
.contact { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; }
.contact__info { display: flex; flex-direction: column; gap: 14px; margin-top: 24px; }
.contact__item {
  display: flex; align-items: center; gap: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-primary);
}
.contact__item svg { width: 20px; height: 20px; color: var(--color-accent-dark); flex-shrink: 0; }
.contact__item:hover { color: var(--color-accent-dark); }

.form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 0.85rem; font-weight: 600; color: var(--color-primary); }
.form input, .form textarea {
  font-family: inherit;
  font-size: 0.95rem;
  padding: 11px 14px;
  border-radius: 8px;
  border: 1.5px solid var(--color-border);
  background: #fff;
  color: var(--color-ink);
  resize: vertical;
}
.form input:focus, .form textarea:focus { outline: none; border-color: var(--color-accent); }
.form__note { font-size: 0.85rem; color: var(--color-accent-dark); min-height: 1em; }

.form__radio-group {
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  padding: 10px 14px 12px;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.form__radio-group legend {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  padding: 0 4px;
  width: 100%;
  margin-bottom: 4px;
}
.form label.form__radio {
  flex-direction: row;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-ink);
  cursor: pointer;
}
.form__radio input { accent-color: var(--color-accent); width: 16px; height: 16px; }

.form label.form__consent {
  flex-direction: row;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--color-muted);
  font-weight: 400;
  cursor: pointer;
}
.form__consent input { accent-color: var(--color-accent); width: 16px; height: 16px; margin-top: 2px; flex-shrink: 0; }
.form__consent a { color: var(--color-accent-dark); font-weight: 600; text-decoration: underline; }

/* Footer */
.footer { border-top: 1px solid var(--color-border); padding-block: 28px; }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer p { font-size: 0.85rem; }
.footer__links { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.footer__links a { font-weight: 600; color: var(--color-primary); font-size: 0.88rem; }
.logo--footer { font-size: 1rem; }

/* Responsive */
@media (max-width: 960px) {
  .about, .contact { grid-template-columns: 1fr; gap: 32px; }
  .ports { grid-template-columns: 1fr; }
  .cards, .features { grid-template-columns: repeat(2, 1fr); }
  .journey { flex-direction: column; }
  .journey-arrow { flex-basis: auto; width: 32px; height: 32px; align-self: center; transform: rotate(90deg); }
}

@media (max-width: 700px) {
  .nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow);
  }
  .nav.nav--open { display: flex; }
  .nav a { padding: 14px 24px; border-bottom: 1px solid var(--color-border); }
  .menu-toggle { display: flex; }
  .header__actions .btn--ghost { display: none; }
  .cards, .features { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .ports__grid { grid-template-columns: repeat(2, 1fr); }
  .cta__inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .container { padding-inline: 18px; }
  .section { padding-block: 56px; }
  .hero { padding-block: 64px 48px; }
}