/* ===== Greenway GP — estilos base ===== */
:root {
  --verde-escuro: #1e4d2b;
  --verde: #2f7a3f;
  --verde-claro: #6bbf59;
  --verde-fundo: #f2f8f0;
  --cinza-escuro: #23282b;
  --cinza: #5b6367;
  --cinza-claro: #f4f5f6;
  --branco: #ffffff;
  --laranja-acao: #ff8a3d;
  --fonte-titulo: "Poppins", "Segoe UI", Arial, sans-serif;
  --fonte-texto: "Inter", "Segoe UI", Arial, sans-serif;
  --radius: 10px;
  --shadow: 0 6px 24px rgba(30, 77, 43, 0.12);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--fonte-texto);
  color: var(--cinza-escuro);
  background: var(--branco);
  line-height: 1.6;
}

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

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

ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--fonte-titulo);
  font-weight: 700;
  color: var(--verde-escuro);
  line-height: 1.25;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 72px 0; }
.section--alt { background: var(--verde-fundo); }

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--verde);
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  margin-bottom: 12px;
}

.section-lead {
  color: var(--cinza);
  max-width: 620px;
  margin-bottom: 40px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  cursor: pointer;
  border: none;
}

.btn--primary {
  background: var(--laranja-acao);
  color: var(--branco);
  box-shadow: 0 8px 20px rgba(255, 138, 61, 0.35);
}

.btn--primary:hover { transform: translateY(-2px); }

.btn--outline {
  background: transparent;
  border: 2px solid var(--branco);
  color: var(--branco);
}

.btn--ghost {
  background: transparent;
  border: 2px solid var(--verde);
  color: var(--verde);
}

/* Header */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(6px);
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 24px;
  max-width: 1180px;
  margin: 0 auto;
}

.logo {
  font-family: var(--fonte-titulo);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--verde-escuro);
  display: inline-flex;
  align-items: center;
}

.logo span { color: var(--verde-claro); }

.logo__img { height: 92px; width: auto; }

.logo--footer {
  font-family: var(--fonte-titulo);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--branco);
}

.logo--footer span { color: var(--verde-claro); }

.nav {
  display: flex;
  gap: 32px;
  font-weight: 600;
  font-size: 0.95rem;
}

.nav a { color: var(--cinza-escuro); transition: color 0.15s; }
.nav a:hover { color: var(--verde); }

.header__cta {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header__phone {
  font-weight: 700;
  color: var(--verde-escuro);
  font-size: 0.95rem;
}

.nav-toggle { display: none; }

/* Hero */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  color: var(--branco);
  background: linear-gradient(120deg, rgba(15,40,20,0.82), rgba(20,60,30,0.55)),
    url('../img/hero-placeholder.jpg') center/cover no-repeat;
  background-color: var(--verde-escuro);
}

.hero__content {
  max-width: 640px;
  padding-top: 90px;
}

.hero__tag {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.35);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
}

.hero__title {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  color: var(--branco);
  margin-bottom: 18px;
}

.hero__subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.9);
  margin-bottom: 32px;
  max-width: 520px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Categorias de produto */
.produtos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.produto-card {
  background: var(--branco);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.2s ease;
  border: 1px solid #eaeee9;
}

.produto-card:hover { transform: translateY(-6px); }

.produto-card__img {
  height: 200px;
  background-size: cover;
  background-position: center;
  background-color: var(--verde-fundo);
}

.produto-card__body { padding: 24px; }

.produto-card__icon {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--verde-fundo);
  color: var(--verde);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.produto-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.produto-card p { color: var(--cinza); font-size: 0.92rem; margin-bottom: 16px; }

.produto-card__link {
  color: var(--verde);
  font-weight: 700;
  font-size: 0.88rem;
}

/* Sobre / institucional */
.sobre {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.sobre__img {
  height: 380px;
  border-radius: var(--radius);
  background: var(--verde-fundo);
  background-size: cover;
  background-position: center;
}

.sobre__lista {
  margin-top: 20px;
  display: grid;
  gap: 12px;
}

.sobre__lista li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--cinza-escuro);
  font-weight: 600;
  font-size: 0.95rem;
}

.sobre__lista li::before {
  content: "✓";
  color: var(--branco);
  background: var(--verde);
  width: 22px; height: 22px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem;
  flex-shrink: 0;
}

/* Galeria */
.galeria-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.galeria-card {
  position: relative;
  height: 260px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--verde-fundo);
  background-size: cover;
  background-position: center;
}

.galeria-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(15,40,20,0.85), transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 20px;
}

.galeria-card__overlay h4 { color: var(--branco); font-size: 1.05rem; }
.galeria-card__overlay span { color: rgba(255,255,255,0.8); font-size: 0.82rem; }

/* Diferenciais */
.diferenciais-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.diferencial-card {
  text-align: center;
  padding: 28px 20px;
  background: var(--branco);
  border-radius: var(--radius);
  border: 1px solid #eaeee9;
}

.diferencial-card__icon {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--verde-fundo);
  color: var(--verde);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
}

.diferencial-card h4 { font-size: 1rem; margin-bottom: 8px; }
.diferencial-card p { color: var(--cinza); font-size: 0.88rem; }

/* CTA final */
.cta-final {
  background: var(--verde-escuro);
  color: var(--branco);
  text-align: center;
  padding: 72px 0;
}

.cta-final h2 { color: var(--branco); margin-bottom: 14px; }
.cta-final p { color: rgba(255,255,255,0.85); margin-bottom: 32px; }
.cta-final__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Contato */
.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contato-info { display: grid; gap: 20px; }

.contato-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.contato-item__icon {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--verde-fundo);
  color: var(--verde);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.contato-item h4 { font-size: 0.95rem; margin-bottom: 2px; }
.contato-item p, .contato-item a { color: var(--cinza); font-size: 0.9rem; }

form.contato-form { display: grid; gap: 14px; }

.contato-form input,
.contato-form textarea,
.contato-form select {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid #dfe4e0;
  border-radius: 8px;
  font-family: var(--fonte-texto);
  font-size: 0.92rem;
  background: var(--cinza-claro);
}

.contato-form textarea { resize: vertical; min-height: 110px; }

/* Footer */
.footer {
  background: var(--cinza-escuro);
  color: rgba(255,255,255,0.75);
  padding: 56px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.footer h4 { color: var(--branco); font-size: 0.95rem; margin-bottom: 16px; }
.footer p { font-size: 0.88rem; color: rgba(255,255,255,0.65); }
.footer ul { display: grid; gap: 10px; }
.footer ul a { font-size: 0.88rem; color: rgba(255,255,255,0.7); }
.footer ul a:hover { color: var(--verde-claro); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 20px;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

/* WhatsApp flutuante */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: var(--branco);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 10px 24px rgba(37,211,102,0.4);
  transition: transform 0.15s;
}

.whatsapp-float:hover { transform: scale(1.08); }

/* Página interna (produto) */
.page-hero {
  background: linear-gradient(120deg, rgba(15,40,20,0.85), rgba(20,60,30,0.6)), var(--verde-escuro);
  color: var(--branco);
  padding: 160px 0 60px;
  text-align: center;
}

.page-hero h1 { color: var(--branco); font-size: clamp(2rem, 4vw, 2.8rem); }
.breadcrumb { color: rgba(255,255,255,0.75); font-size: 0.85rem; margin-bottom: 14px; }
.breadcrumb a { color: var(--branco); font-weight: 600; }

.especificacoes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.especificacao-item {
  background: var(--branco);
  border: 1px solid #eaeee9;
  border-radius: 8px;
  padding: 16px 18px;
}

.especificacao-item span { display: block; font-size: 0.78rem; color: var(--cinza); margin-bottom: 4px; }
.especificacao-item strong { color: var(--verde-escuro); font-size: 0.95rem; }

/* Responsivo */
@media (max-width: 960px) {
  .produtos-grid, .galeria-grid { grid-template-columns: repeat(2, 1fr); }
  .diferenciais-grid { grid-template-columns: repeat(2, 1fr); }
  .sobre, .contato-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .especificacoes { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav { display: none; }
  .header__phone { display: none; }
  .produtos-grid, .galeria-grid, .diferenciais-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { min-height: 100vh; }
}