/* ==========================================================================
   Clean Ocean — layout.css
   Estrutura geral: container, header/nav, footer, grid de seções.
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

section {
  padding: var(--space-7) 0;
}

/* ---------- Banner das páginas internas ---------- */

.page-hero {
  background: var(--c-navy-950);
  color: var(--c-white);
  padding: var(--space-7) 0 var(--space-6);
}

.page-hero .eyebrow {
  color: var(--c-teal-300);
}

.page-hero h1 {
  color: var(--c-white);
  max-width: 760px;
  margin-bottom: var(--space-3);
}

.page-hero p {
  color: var(--c-slate-100);
  max-width: 640px;
  font-size: 1.05rem;
  margin-bottom: 0;
}

.page-hero--wide h1,
.page-hero--wide p {
  max-width: none;
}

/* ---------- Barra de utilidade (contato de emergência 24h) ---------- */

.utility-bar {
  background: var(--c-navy-950);
  color: var(--c-slate-100);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.utility-bar__inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0.5rem var(--space-4);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  font-size: 0.82rem;
}

.utility-bar__label {
  color: var(--c-slate-400);
}

.utility-bar a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--c-teal-300);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.utility-bar svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--c-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  max-width: var(--container-width);
  margin: 0 auto;
}

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

.brand__logo {
  height: 38px;
  width: auto;
  display: block;
}

.footer-col .brand__logo {
  height: 48px;
}

.main-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.main-nav__list a {
  color: var(--c-slate-700);
  font-size: 0.86rem;
  white-space: nowrap;
  font-weight: 500;
  padding: var(--space-1) 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.main-nav__list a:hover,
.main-nav__list a[aria-current="page"] {
  color: var(--c-navy-900);
  border-color: var(--c-teal-500);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  width: 42px;
  height: 38px;
  cursor: pointer;
  position: relative;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  height: 2px;
  background: var(--c-navy-900);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle span {
  top: 18px;
}

.nav-toggle span::before {
  top: -7px;
}

.nav-toggle span::after {
  top: 7px;
}

.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] span::before {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after {
  transform: translateY(-7px) rotate(-45deg);
}

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

.site-footer {
  background: var(--c-surface);
  color: var(--c-slate-700);
  border-top: 1px solid var(--c-border);
  padding: var(--space-7) 0 var(--space-4);
  margin-top: var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--c-border);
}

.footer-col h4 {
  color: var(--c-navy-900);
  font-size: 0.95rem;
  margin-bottom: var(--space-3);
}

.footer-col p,
.footer-col a,
.footer-col ul li {
  color: var(--c-slate-700);
  font-size: 0.9rem;
}

.footer-col ul li {
  margin-bottom: var(--space-2);
}

.footer-col ul li > .footer-contact-link {
  margin-top: 0;
}

.footer-col ul a:hover {
  color: var(--c-blue-700);
}

.footer-contact-link {
  display: flex;
  align-items: center;
  gap: 0.35em;
  margin-top: var(--space-2);
}

.footer-contact-link svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.footer-social {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--c-border);
  color: var(--c-slate-700);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.footer-social a:hover {
  background: var(--c-blue-700);
  border-color: var(--c-blue-700);
  color: var(--c-white);
}

.footer-social svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  font-size: 0.82rem;
  color: var(--c-slate-600);
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ---------- Responsivo ---------- */

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .utility-bar__inner {
    justify-content: center;
    font-size: 0.72rem;
    padding: 0.4rem var(--space-3);
  }

  .utility-bar__label {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    /* height via 100vh (não bottom:0): .site-header usa backdrop-filter, que
       vira containing block de descendentes fixed e quebraria bottom:0. */
    height: calc(100vh - 64px);
    background: var(--c-surface);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    overflow-y: auto;
  }

  .main-nav.is-open {
    transform: translateX(0);
  }

  .main-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: var(--space-4);
  }

  .main-nav__list li {
    width: 100%;
    border-bottom: 1px solid var(--c-border);
  }

  .main-nav__list a {
    display: block;
    padding: var(--space-3) 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}