:root {
  --verde-claro: #d9ebd4;
  --verde-suave: #c2e0b0;
  --bege-claro: #f9f3e6;
  --bege-escuro: #e8dccc;
  --verde-destaque: #7d9f6e;
  --texto-escuro: #3a4a3a;
}

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

body {
  font-family: 'Segoe UI', 'Poppins', sans-serif;
  background-color: var(--bege-claro);
  color: var(--texto-escuro);
  scroll-behavior: smooth;
}

/* Navbar */
.navbar {
  background: rgba(232, 220, 204, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 15px rgba(0,0,0,0.05);
  transition: 0.3s;
}
.navbar-brand {
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: -0.5px;
}
.navbar-brand i {
  color: var(--verde-destaque);
}
.nav-link {
  font-weight: 500;
  transition: 0.2s;
}
.nav-link:hover {
  color: var(--verde-destaque);
  transform: translateY(-2px);
}

/* Hero */
.hero {
  min-height: 100vh;
  background: linear-gradient(115deg, var(--verde-claro) 0%, var(--bege-claro) 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero h1 {
  font-size: 3.8rem;
  font-weight: 700;
  background: linear-gradient(135deg, #2c5e2c, #6a8e5e);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.btn-custom {
  background: var(--verde-destaque);
  border-radius: 50px;
  padding: 12px 32px;
  font-weight: 600;
  transition: all 0.3s;
}
.btn-custom:hover {
  background: #5c7a4e;
  transform: scale(1.05);
  box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}
.btn-outline-custom {
  background: transparent;
  border: 2px solid var(--verde-destaque);
  color: var(--verde-destaque);
  border-radius: 40px;
  padding: 8px 28px;
  font-weight: 600;
}
.btn-outline-custom:hover {
  background: var(--verde-destaque);
  color: white;
}

/* Seções gerais */
section {
  padding: 5rem 0;
}
.section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 600;
  margin-bottom: 3rem;
  position: relative;
}
.section-title:after {
  content: '';
  display: block;
  width: 70px;
  height: 3px;
  background: var(--verde-destaque);
  margin: 12px auto 0;
  border-radius: 5px;
}

/* Cards serviços */
.service-card {
  background: white;
  border-radius: 28px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 12px 30px rgba(0,0,0,0.05);
  transition: all 0.35s;
  height: 100%;
}
.service-card:hover {
  transform: translateY(-12px);
  box-shadow: 0 20px 35px rgba(0,0,0,0.1);
}
.service-card i {
  font-size: 3rem;
  color: var(--verde-destaque);
  margin-bottom: 1rem;
}
.service-card ul li {
  font-size: 0.9rem;
  margin: 6px 0;
}

/* Projetos */
.project-card {
  background: white;
  border-radius: 24px;
  overflow: hidden;
  transition: 0.3s;
  box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}
.project-card:hover {
  transform: scale(1.02);
}
.project-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}
.badge {
  background: var(--verde-destaque) !important;
}

/* Depoimentos */
.depoimentos {
  background: var(--verde-claro);
}
.testimonial-card {
  background: white;
  border-radius: 30px;
  padding: 2rem;
  text-align: center;
  font-style: italic;
  box-shadow: 0 8px 20px rgba(0,0,0,0.05);
  transition: 0.2s;
}
.testimonial-card i {
  font-size: 2rem;
  color: var(--verde-destaque);
  opacity: 0.5;
}
.stars {
  color: #f5b042;
  letter-spacing: 3px;
}

/* FAQ */
.accordion-item {
  border: none;
  margin-bottom: 1rem;
  border-radius: 16px !important;
  overflow: hidden;
}
.accordion-button {
  background: white;
  font-weight: 600;
  color: var(--texto-escuro);
}
.accordion-button:not(.collapsed) {
  background: var(--verde-suave);
  color: #2c3e2c;
}

/* Equipe */
.equipe img {
  border: 4px solid var(--verde-destaque);
  padding: 3px;
  transition: 0.3s;
}
.equipe img:hover {
  transform: scale(1.05);
}

/* Newsletter */
.newsletter {
  background: var(--bege-escuro);
}

/* Contato */
.contato {
  background: var(--verde-claro);
}
.contact-list {
  list-style: none;
  padding: 0;
}
.contact-list li {
  margin: 1rem 0;
  font-size: 1.1rem;
}
.contact-list i {
  width: 35px;
  color: var(--verde-destaque);
  font-size: 1.3rem;
}

/* Footer */
footer {
  background: var(--bege-escuro);
  padding: 2rem;
  font-size: 0.9rem;
}
footer a {
  color: var(--texto-escuro);
  transition: 0.2s;
}
footer a:hover {
  color: var(--verde-destaque);
}

/* CHAT IA */
#chat-ia {
  position: fixed;
  bottom: 80px;
  right: 20px;
  width: 320px;
  background: white;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
  display: none;
  flex-direction: column;
  z-index: 1000;
  overflow: hidden;
}
#chat-header {
  background: var(--verde-destaque);
  padding: 12px;
  font-weight: bold;
  display: flex;
  justify-content: space-between;
}
#chat-messages {
  height: 280px;
  overflow-y: auto;
  padding: 12px;
  background: #fefaf5;
}
.bot-msg, .user-msg {
  margin-bottom: 10px;
  padding: 8px 12px;
  border-radius: 18px;
  max-width: 85%;
}
.bot-msg {
  background: #e2ecd9;
}
.user-msg {
  background: var(--verde-suave);
  margin-left: auto;
  text-align: right;
}
#chat-input-area {
  display: flex;
  border-top: 1px solid #ddd;
}
#chat-input {
  flex: 1;
  padding: 12px;
  border: none;
  outline: none;
}
#send-chat {
  background: var(--verde-destaque);
  border: none;
  padding: 0 16px;
  color: white;
}
#chat-toggle {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--verde-destaque);
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  z-index: 1000;
  transition: 0.2s;
}
#chat-toggle:hover {
  transform: scale(1.07);
}
@media (max-width: 768px) {
  .hero h1 { font-size: 2.2rem; }
  .section-title { font-size: 1.8rem; }
}