/* Motirõ Socioambiental: design tokens + estilos compartilhados */

:root {
  --color-bg: #F6F1E6;
  --color-bg-alt: #EFE7D8;
  --color-bg-card: #FFFFFF;
  --color-border: #E4DBC8;
  --color-border-alt: #DED2B8;

  --color-text: #17241D;
  --color-green: #24463C;
  --color-terracota: #B5673F;
  --color-terracota-hover: #8f4d2c;
  --color-gold: #E3B472;
  --color-sage: #7C8F82;

  --font-display: 'Newsreader', serif;
  --font-sans: 'Archivo', sans-serif;

  --nav-height: 65px;
  --card-radius: 12px;
  --card-shadow-hover: 0 20px 40px -20px rgba(23, 36, 29, 0.25);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body { margin: 0; text-wrap: pretty; }
a { color: var(--color-terracota); text-decoration: none; }
a:hover { color: var(--color-terracota-hover); }
img { max-width: 100%; }

::selection { background: var(--color-gold); color: var(--color-text); }

/* ---------- Acessibilidade ---------- */
.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  background: var(--color-text);
  color: var(--color-bg);
  padding: 12px 20px;
  border-radius: 10px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  z-index: 1000;
  transition: top 0.2s ease;
}
.skip-link:focus { top: 12px; }

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--color-terracota);
  outline-offset: 2px;
}

/* ---------- Fade-in ao rolar (progressive enhancement) ---------- */
.js [data-fade] { opacity: 0; transition: opacity 0.6s ease; }
.js [data-fade].is-visible { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  [data-fade] { opacity: 1; transition: none; }
}

/* ---------- Navegação ---------- */
.nav-bar {
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.nav-bar.is-scrolled {
  border-bottom-color: var(--color-border) !important;
  box-shadow: 0 10px 30px -20px rgba(23, 36, 29, 0.4);
}

.nav-links { display: flex; align-items: center; gap: 32px; }

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  margin: -8px;
}
.hamburger span {
  width: 20px;
  height: 2px;
  background: var(--color-text);
  display: block;
}

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: var(--color-text);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
}
.mobile-menu[hidden] { display: none; }

.mobile-menu-close {
  position: absolute;
  top: 14px;
  right: 18px;
  background: none;
  border: none;
  color: var(--color-bg);
  font-size: 30px;
  cursor: pointer;
  line-height: 1;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-menu-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 26px;
}
.mobile-menu-link {
  font-family: var(--font-display);
  font-size: clamp(22px, 5vw, 28px);
  color: var(--color-bg);
}
.mobile-menu-link[aria-current='page'] { color: var(--color-gold); }
.mobile-menu-cta {
  display: inline-block;
  font-size: 15px;
  font-weight: 700;
  padding: 13px 28px;
  border-radius: 999px;
  background: var(--color-terracota);
  color: var(--color-bg);
  letter-spacing: .04em;
}

@media (max-width: 879px) {
  .nav-links { display: none !important; }
  .hamburger { display: flex; }
}

/* ---------- Grids responsivos ---------- */
.grid-2-uneven { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 64px; align-items: center; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; }
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.contact-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; align-items: start; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

@media (max-width: 860px) {
  .grid-2-uneven { grid-template-columns: 1fr !important; gap: 40px !important; }
  .contact-grid { grid-template-columns: 1fr !important; gap: 40px !important; }
}
@media (max-width: 760px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr) !important; }
}
@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr 1fr !important; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr !important; gap: 36px !important; }
  .form-row { grid-template-columns: 1fr !important; }
  .gallery-grid { grid-template-columns: 1fr !important; }
}

/* ---------- Padding responsivo das seções ---------- */
.section-pad { padding-left: 40px; padding-right: 40px; }
@media (max-width: 560px) {
  .section-pad { padding-left: 22px !important; padding-right: 22px !important; }
}

.hero-pad { padding-top: 180px; padding-bottom: 120px; }
.header-pad { padding-top: 160px; padding-bottom: 90px; }
@media (max-width: 560px) {
  .hero-pad { padding-top: 140px !important; padding-bottom: 80px !important; }
  .header-pad { padding-top: 128px !important; padding-bottom: 64px !important; }
}

/* ---------- Cards: hover unificado ---------- */
.card-hover { transition: transform 0.2s ease, box-shadow 0.2s ease; }
.card-hover:hover { transform: translateY(-4px); box-shadow: var(--card-shadow-hover); }
@media (prefers-reduced-motion: reduce) {
  .card-hover:hover { transform: none; }
}

/* ---------- Botões: leve elevação no hover ---------- */
.btn-lift { transition: transform 0.2s ease, background-color 0.2s ease; }
.btn-lift:hover { transform: translateY(-2px); }
@media (prefers-reduced-motion: reduce) {
  .btn-lift:hover { transform: none; }
}

/* ---------- Projetos: acordeão ---------- */
.proj-card { cursor: pointer; }
.proj-detail { display: none; }
.proj-card.is-open .proj-detail { display: block; }

/* ---------- Rodapé: ícones sociais ---------- */
.footer-social { display: flex; gap: 12px; margin-top: 18px; }
.footer-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(246, 241, 230, 0.18);
  color: var(--color-bg);
  transition: border-color 0.2s, color 0.2s;
  flex-shrink: 0;
}
.footer-social-link:hover { border-color: var(--color-gold); color: var(--color-gold); }

/* ---------- Contato: formulário ---------- */
.form-success { display: none; }
.form-success.show { display: block; }
.contact-form.hide { display: none; }
.form-error {
  display: none;
  margin-top: 14px;
  font-size: 13.5px;
  color: var(--color-terracota);
  line-height: 1.6;
}
.form-error.show { display: block; }
button[disabled] { opacity: .6; cursor: not-allowed; }
.honeypot-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }