/* =========================================================================
   Layout — header, hero, seções e footer.
   ========================================================================= */

/* -- Header ----------------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-header);
  background: var(--overlay-header);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background var(--dur) var(--ease);
}

.site-header.is-scrolled {
  background: var(--overlay-header-scrolled);
  box-shadow: var(--shadow-1);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: var(--header-h);
}

.site-header__logo { display: inline-flex; }

.brand-logo {
  display: block;
  width: auto;
  height: 26px;
}

.site-header__nav {
  display: none;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
}

.site-header__actions .site-header__cta { display: none; }

body.nav-open .site-header { background: var(--overlay-header-scrolled); }

/* Botão hambúrguer (mobile) */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  color: var(--color-white);
}

.nav-toggle svg { width: 24px; height: 24px; }
.nav-toggle__close { display: none; }
.nav-toggle[aria-expanded="true"] .nav-toggle__open { display: none; }
.nav-toggle[aria-expanded="true"] .nav-toggle__close { display: block; }

/* Painel de navegação mobile */
.mobile-nav {
  position: fixed;
  inset: var(--header-h) 0 auto 0;
  z-index: var(--z-overlay);
  background: var(--overlay-header-scrolled);
  padding: var(--space-md) var(--container-pad) var(--space-lg);
  display: grid;
  gap: var(--space-2xs);
  transform: translateY(-12px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease),
    visibility var(--dur);
  box-shadow: var(--shadow-3);
}

.mobile-nav.is-open {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.mobile-nav a {
  color: var(--color-white);
  font-weight: var(--fw-semibold);
  padding: var(--space-xs) var(--space-2xs);
  border-radius: var(--radius-sm);
}

.mobile-nav a:hover { background: rgba(255, 255, 255, 0.1); }
.mobile-nav .btn { margin-top: var(--space-2xs); justify-content: center; }

body.nav-open { overflow: hidden; }

@media (min-width: 64rem) {
  .site-header__nav {
    display: flex;
    gap: var(--space-lg);
  }

  .site-header__nav a {
    color: var(--color-white);
    font-weight: var(--fw-semibold);
    font-size: var(--fs-sm);
    padding-block: var(--space-2xs);
    position: relative;
  }

  .site-header__nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background: var(--color-lime-400);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--dur) var(--ease);
  }

  .site-header__nav a:hover::after,
  .site-header__nav a:focus-visible::after { transform: scaleX(1); }

  .nav-toggle { display: none; }
  .site-header__actions .site-header__cta { display: inline-flex; }
  .site-header .brand-logo { height: 56px; }
}

/* -- Hero ----------------------------------------------------------- */
.hero {
  position: relative;
  padding-top: calc(var(--header-h) + var(--space-xl));
  padding-bottom: var(--space-2xl);
  color: var(--color-text-on-dark);
  isolation: isolate;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--hero-overlay);
}

.hero__grid {
  display: grid;
  gap: var(--space-xl);
  align-items: start;
}

.hero__grid > * {
  min-width: 0;
  max-width: 100%;
}

.hero__title {
  font-size: var(--fs-display);
  font-weight: var(--fw-black);
  line-height: var(--lh-tight);
}

.hero__title-line {
  display: block;
  margin-top: 0.2em;
  font-size: 0.72em;
  font-weight: var(--fw-bold);
}

.hero__subtitle {
  margin-top: var(--space-md);
  font-size: var(--fs-lead);
  font-weight: var(--fw-bold);
  max-width: 28rem;
}

.hero__lead {
  margin-top: var(--space-sm);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: var(--lh-body);
  max-width: 42ch;
  color: var(--color-text-muted-dark);
}

.hero__cta {
  margin-top: var(--space-lg);
}

@media (min-width: 64rem) {
  .hero {
    padding-top: calc(var(--header-h) + var(--space-3xl));
    padding-bottom: var(--space-3xl);
  }

  .hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 32rem);
    gap: var(--space-3xl);
    align-items: center;
  }
}

/* -- Seções --------------------------------------------------------- */
.section {
  padding-block: var(--space-2xl);
  color: var(--color-text-on-dark);
}

.section--plans     { background: var(--color-green-800); }
.section--benefits  { background: var(--section-gradient); }
.section--optionals { background: var(--section-gradient-invert); }

.section__header {
  text-align: center;
  max-width: 72ch;
  margin: 0 auto var(--space-xl);
}

.section__title {
  font-size: var(--fs-h2);
  font-weight: var(--fw-bold);
}

@media (min-width: 64rem) {
  .section { padding-block: var(--space-3xl); }
}

/* -- Footer -------------------------------------------------------- */
.site-footer {
  background: var(--color-white);
  color: var(--color-text-on-dark);
  padding-block: var(--space-lg);
}

.site-footer__inner {
  display: grid;
  gap: var(--space-md);
  justify-items: center;
  text-align: center;
}

.site-footer__logo { display: inline-flex; }
.site-footer .brand-logo { height: 56px; }

.site-footer__legal {
  margin-top: var(--space-md);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-sm);
}

.site-footer__ans {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
}

.site-footer__ans img {
  height: auto;
  width: auto;
  /*border-radius: var(--radius-sm, 4px);*/
}

.site-footer__ans img[src*="ans-badge"] {
  height: 52px;
  background: #fff;
  padding: 4px 6px;
}

.site-footer__privacy {
  margin-left: auto;
}

.site-footer__privacy img {
  height: 52px;
  width: auto;
}

.site-footer__address {
  font-size: var(--fs-label);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-body);
  /*color: var(--color-text-muted-dark);*/
  color: #00401a;
  max-width: 42ch;
}

.social-list {
  display: flex;
  gap: var(--space-xs);
}

.social-list a {
  display: block;
  width: 30px;
  height: 30px;
  transition: transform var(--dur) var(--ease);
}

.social-list a:hover { transform: translateY(-2px); }
.social-list svg { width: 100%; height: 100%; }

@media (min-width: 64rem) {
  .site-footer__inner {
    grid-template-columns: auto 1fr auto;
    align-items: center;
    justify-items: start;
    text-align: left;
  }

  .site-footer__address { justify-self: center; max-width: none; }
}