/* ===== RESET & BASE ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --primary: hsl(130, 55%, 35%);
  --primary-light: hsl(130, 50%, 45%);
  --primary-dark: hsl(130, 60%, 25%);
  --secondary: hsl(80, 45%, 50%);
  --accent: hsl(80, 50%, 48%);
  --accent-foreground: hsl(0, 0%, 100%);
  --background: hsl(0, 0%, 100%);
  --foreground: hsl(150, 10%, 15%);
  --muted: hsl(120, 15%, 95%);
  --muted-foreground: hsl(150, 10%, 40%);
  --border: hsl(120, 10%, 88%);
  --card: hsl(0, 0%, 100%);
  --radius: 0.75rem;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--foreground);
  background-color: var(--background);
  line-height: 1.5;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
}

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

ul {
  list-style: none;
}

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

button {
  cursor: pointer;
  font-family: inherit;
}

input, textarea {
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ===== HEADER / NAVBAR ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  backdrop-filter: blur(10px);
}

.header.scrolled .nav-link {
  color: var(--foreground);
}


.header.scrolled .nav-cta {
  background-color: var(--primary);
  color: white;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo-img {
  height: 2.25rem;
  width: auto;
  filter: brightness(0) invert(1);
  transition: filter 0.3s;
}

.header.scrolled .nav-logo-img {
  filter: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--accent);
}

.nav-cta {
  background-color: var(--accent);
  color: white;
  border: none;
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-cta:hover {
  background-color: var(--primary);
  transform: translateY(-1px);
}

/* Mobile menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: white;
  transition: all 0.3s;
  border-radius: 2px;
}

.header.scrolled .hamburger span {
  background: var(--foreground);
}

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    hsla(130, 60%, 25%, 0.9) 0%,
    hsla(130, 55%, 35%, 0.7) 50%,
    hsla(130, 60%, 25%, 0.6) 100%
  );
  z-index: -1;
}

.hero-content {
  padding: 8rem 0 4rem;
  max-width: 650px;
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(4px);
}

.hero-title {
  font-size: 3.75rem;
  font-weight: 800;
  color: white;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero-title .highlight {
  color: var(--accent);
}

.hero-subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.75;
  margin-bottom: 2.5rem;
  max-width: 550px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--accent);
  color: white;
  padding: 1rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  transition: all 0.3s;
}

.btn-primary:hover {
  background-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: white;
  padding: 1rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: all 0.3s;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

/* ===== SERVIÇOS / ÁREAS DE ATUAÇÃO ===== */
.servicos {
  padding: 6rem 0;
  background-color: var(--muted);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  max-width: 600px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  transition: all 0.3s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.service-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: hsl(130, 55%, 35%, 0.1);
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
  color: var(--primary);
}

.service-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.service-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--muted-foreground);
  line-height: 1.6;
}

/* ===== QUEM SOMOS / SOBRE ===== */
.sobre {
  padding: 6rem 0;
  background: var(--background);
}

.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.sobre-label {
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.sobre-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--foreground);
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.sobre-text {
  font-size: 1rem;
  color: var(--muted-foreground);
  line-height: 1.75;
  margin-bottom: 2rem;
}

.sobre-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sobre-list-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1rem;
  color: var(--foreground);
}

.sobre-list-item .check-icon {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--primary);
  flex-shrink: 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.stat-card {
  background: var(--muted);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  transition: all 0.3s;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.06);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--muted-foreground);
}

/* ===== CONTATO ===== */
.contato {
  padding: 6rem 0;
  background: linear-gradient(
    to right,
    hsla(130, 60%, 25%, 0.95) 0%,
    hsla(130, 55%, 35%, 0.85) 50%,
    hsla(130, 60%, 25%, 0.90) 100%
  );
  position: relative;
}

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.contato-info h2 {
  font-size: 2.25rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1.5rem;
}

.contato-info p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.75;
  margin-bottom: 2rem;
}

.whatsapp-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--accent);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.2s;
}

.whatsapp-link:hover {
  color: white;
  transform: translateX(4px);
}

.whatsapp-link svg {
  width: 1.25rem;
  height: 1.25rem;
}

.contato-form-card {
  background: white;
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  background-color: var(--muted);
  color: var(--foreground);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px hsla(130, 55%, 35%, 0.15);
}

.form-input::placeholder {
  color: var(--muted-foreground);
}

textarea.form-input {
  resize: vertical;
  min-height: 100px;
}

.form-submit {
  width: 100%;
  padding: 1rem;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.3s;
  cursor: pointer;
}

.form-submit:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.form-submit svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--foreground);
  padding: 4rem 0 2rem;
  color: rgba(255, 255, 255, 0.7);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
}

.footer-logo-img {
  height: 2rem;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: 0.95rem;
  line-height: 1.6;
}

.footer-section h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: white;
  margin-bottom: 1.25rem;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.footer-contact-item svg {
  width: 1rem;
  height: 1rem;
  color: var(--accent);
  flex-shrink: 0;
}

.footer-link {
  display: block;
  margin-bottom: 0.6rem;
  font-size: 0.95rem;
  transition: color 0.2s;
}

.footer-link:hover {
  color: var(--accent);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ===== WHATSAPP FLOAT BUTTON ===== */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 3.5rem;
  height: 3.5rem;
  background: var(--accent);
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  z-index: 999;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  transition: all 0.3s;
  border: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.whatsapp-float svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* ===== ANIMATIONS ===== */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .sobre-grid {
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.98);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    z-index: 1000;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links .nav-link {
    color: var(--foreground);
    font-size: 1.25rem;
  }

  .hamburger {
    display: flex;
    z-index: 1001;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-content {
    padding: 6rem 0 3rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .sobre-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contato-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 1.875rem;
  }

  .hero-buttons {
    flex-direction: column;
  }
}