/* ══════════════════════════════════════════════════════
   layout.css — Contentor, grelha, header, footer, secções
   ══════════════════════════════════════════════════════ */

/* ── Contentor ───────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

/* ── Grelha ──────────────────────────────────────────── */
.grid {
  display: grid;
  gap: var(--sp-8);
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Variante auto (colunas que cabem, min 260px) */
.grid-auto   { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-auto-sm{ grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

@media (max-width: 991px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* Flex row útil */
.row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-6);
  align-items: flex-start;
}
.row--center { align-items: center; }
.row--between { justify-content: space-between; }
.col { flex: 1 1 0%; min-width: 0; }

/* ── Secção ──────────────────────────────────────────── */
.section {
  padding-block: var(--section-py);
  position: relative;
}
.section--sm { padding-block: var(--sp-12); }
.section--lg { padding-block: var(--sp-32); }
.section--alt    { background: var(--c-bg-light); }
.section--primary {
  background: var(--c-primary);
  color: var(--c-white);
}
.section--primary h1,
.section--primary h2,
.section--primary h3,
.section--primary p { color: var(--c-white); }
.section--primary .card h3,
.section--primary .card p,
.section--primary .card__title,
.section--primary .card__text { color: var(--c-text); }
.section--dark {
  background: var(--c-dark);
  color: rgba(255,255,255,.85);
}
.section--dark h1,
.section--dark h2,
.section--dark h3 { color: var(--c-white); }
.section--dark a { color: rgba(255,255,255,.7); }
.section--dark a:hover { color: var(--c-white); }

/* Cabeçalho de secção */
.section__header {
  text-align: center;
  max-width: 700px;
  margin-inline: auto;
  margin-bottom: var(--sp-12);
}
.section__header h2 { margin-bottom: var(--sp-4); }
.section__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: #7d4d0f;
  margin-bottom: var(--sp-3);
}
.section--primary .section__eyebrow,
.section--dark .section__eyebrow {
  color: rgba(255,255,255,.9);
}

/* ── Header ──────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(22, 34, 53, .82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--c-white);
  box-shadow: 0 1px 0 rgba(255,255,255,.06), 0 8px 24px rgba(0,0,0,.18);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
  min-height: 84px;
  padding-block: var(--sp-5);
}
.site-header__logo {
  flex-shrink: 0;
}
.site-header__logo img {
  height: 68px;
  width: auto;
  display: block;
}
.site-header__logo:hover { opacity: .85; text-decoration: none; }
.site-header__nav { flex: 1; display: flex; justify-content: flex-end; }
.site-header__actions { display: flex; align-items: center; gap: var(--sp-3); }
.site-header__social {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-right: var(--sp-2);
}
.social-link--header {
  width: 30px;
  height: 30px;
  border-radius: 999px;
  justify-content: center;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  color: rgba(255,255,255,.82);
}
.social-link--header:hover {
  background: rgba(255,255,255,.16);
  color: var(--c-white);
  border-color: rgba(255,255,255,.3);
}
.site-header__actions .btn--primary {
  border-radius: 10px;
  padding-inline: 1.1em;
}
.site-header__actions .btn--header-client {
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.92);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 10px;
  padding-inline: 1em;
}
.site-header__actions .btn--header-whatsapp {
  background: #1fa855;
  border-color: #1fa855;
  color: var(--c-white);
  border-radius: 10px;
  padding-inline: 1em;
}
.site-header__actions .btn--header-whatsapp:hover {
  background: #189247;
  border-color: #189247;
  color: var(--c-white);
}
.site-header__actions .btn--header-client:hover {
  background: rgba(255,255,255,.14);
  color: var(--c-white);
  border-color: rgba(255,255,255,.35);
}
.social-link {
  display: inline-flex;
  align-items: center;
  color: rgba(255,255,255,.75);
  transition: color var(--transition);
}
.social-link:hover { color: var(--c-white); text-decoration: none; }

/* Nav */
.nav__list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--sp-1);
}
.nav__item { position: relative; }
.nav__link {
  display: inline-flex;
  align-items: center;
  padding: var(--sp-2) var(--sp-3);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: rgba(255,255,255,.9);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
.nav__link:hover,
.nav__link--active {
  background: rgba(255,255,255,.15);
  color: var(--c-white);
  text-decoration: none;
}

/* Dropdown */
.nav__dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--c-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-top: 3px solid var(--c-accent);
  list-style: none;
  margin: 0;
  padding: var(--sp-2) 0;
  padding-top: calc(var(--sp-2) + 4px);
  z-index: 100;
}
.nav__item:hover > .nav__dropdown { display: block; }
.nav__dropdown .nav__link {
  color: var(--c-text);
  border-radius: 0;
  padding: var(--sp-2) var(--sp-5);
  font-size: var(--text-sm);
  width: 100%;
}
.nav__dropdown .nav__link:hover {
  background: var(--c-bg-light);
  color: var(--c-primary);
}

/* Mobile nav toggle */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  color: var(--c-white);
  cursor: pointer;
  padding: var(--sp-2);
}

@media (max-width: 900px) {
  .site-header__inner {
    min-height: 76px;
    padding-block: var(--sp-4);
  }
  .site-header__logo img { height: 58px; }
  .nav__toggle { display: flex; }
  .site-header__nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--c-primary-dark);
    padding: var(--sp-4);
    box-shadow: var(--shadow-lg);
  }
  .site-header__social { display: none; }
  .site-header__nav.is-open { display: block; }
  .nav__list { flex-direction: column; gap: 0; }
  .nav__dropdown {
    position: static;
    box-shadow: none;
    border: none;
    background: rgba(255,255,255,.08);
    border-radius: var(--radius-sm);
    padding: var(--sp-1) 0;
    margin: var(--sp-1) 0 var(--sp-1) var(--sp-4);
  }
  .nav__dropdown .nav__link { color: rgba(255,255,255,.85); }
  .nav__dropdown .nav__link:hover { background: rgba(255,255,255,.1); color: var(--c-white); }
}

/* ── Footer ──────────────────────────────────────────── */
.site-footer {
  background: var(--c-primary);
  color: rgba(255,255,255,.85);
  padding-block: var(--sp-16);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(5, 1fr);
  gap: var(--sp-8);
  margin-bottom: var(--sp-12);
}
.site-footer__social {
  display: flex;
  gap: var(--sp-3);
  align-items: center;
}
.site-footer__logo { margin-bottom: var(--sp-5); }
.site-footer__logo img { height: 40px; width: auto; filter: brightness(0) invert(1); opacity: .85; }
.site-footer__tagline { font-size: var(--text-sm); color: rgba(255,255,255,.9); }
.site-footer__heading {
  font-size: var(--text-sm);
  font-weight: var(--fw-bold);
  color: var(--c-white);
  text-transform: uppercase;
  letter-spacing: .8px;
  margin-bottom: var(--sp-4);
}
.site-footer__list { list-style: none; margin: 0; padding: 0; }
.site-footer__list li { margin-bottom: var(--sp-2); }
.site-footer__list a {
  color: rgba(255,255,255,.9);
  font-size: var(--text-sm);
  transition: color var(--transition);
}
.site-footer__list a:hover { color: var(--c-white); text-decoration: none; }
.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: var(--sp-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-4);
  font-size: var(--text-xs);
  color: rgba(255,255,255,.9);
}
.site-footer__bottom a { color: rgba(255,255,255,.9); }
.site-footer__bottom a:hover { color: var(--c-white); text-decoration: none; }

@media (max-width: 767px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-8);
  }
  .site-footer__bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .site-footer__grid { grid-template-columns: 1fr; }
}