:root {
  --color-bg-light: #fbf9f6;
  --color-surface: #ffffff;
  --color-primary: #3d5a50;
  --color-primary-hover: #2d443c;
  --color-accent: #c49a6c;
  --color-text-dark: #22252a;
  --color-text-muted: #5a626a;
  --color-border: #eae5df;
  
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;
  
  --radius-sm: 8px;
  --radius-lg: 20px;
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.05);
  --shadow-hover: 0 15px 35px rgba(0, 0, 0, 0.08);
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

html {
  scroll-behavior: smooth;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1140px;
  margin: 0 auto;
}

/* ==========================================================================
   Cabeçalho e Estilização do Logo
   ========================================================================== */
.header {
  background-color: rgba(251, 249, 246, 0.95);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--color-border);
  padding: 0.8rem 0;
}

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

.logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

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

.nav-link {
  text-decoration: none;
  color: var(--color-text-dark);
  font-weight: 500;
  font-size: 1rem;
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
}

.btn-nav {
  background-color: var(--color-primary);
  color: white !important;
  padding: 0.6rem 1.4rem;
  border-radius: 50px;
}

.btn-nav:hover {
  background-color: var(--color-primary-hover);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  width: 25px;
  height: 2px;
  background-color: var(--color-text-dark);
  transition: var(--transition);
}

.menu-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ==========================================================================
   Botões e Layout
   ========================================================================== */
.btn {
  display: inline-block;
  padding: 0.85rem 1.8rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background-color: var(--color-primary);
  color: white;
}

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

.btn-secondary {
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}

.btn-secondary:hover {
  background-color: rgba(61, 90, 80, 0.05);
}

.btn-light {
  background-color: white;
  color: var(--color-primary);
}

.btn-light:hover {
  background-color: #f0f0f0;
  transform: translateY(-2px);
}

.badge {
  display: inline-block;
  background-color: rgba(196, 154, 108, 0.15);
  color: var(--color-accent);
  padding: 0.35rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero-section {
  padding: 5rem 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.1;
}

.hero-subtitle {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  max-width: 520px;
}

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

.image-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.hero-img {
  width: 100%;
  height: auto;
  display: block;
}

.about-section {
  padding: 4rem 0;
  text-align: center;
  max-width: 800px;
}

.pillars-section {
  padding: 6rem 0;
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  margin-bottom: 4rem;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 4rem auto;
}

.sub-tag {
  color: var(--color-accent);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 1.5px;
  font-weight: 700;
  display: block;
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.pillar-card {
  background-color: var(--color-bg-light);
  padding: 2.5rem 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.pillar-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.pillar-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
  margin-bottom: 1rem;
}

.pillar-title {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.pillar-text {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.cta-section {
  background-color: var(--color-primary);
  color: white;
  padding: 5rem 0;
  text-align: center;
  border-radius: var(--radius-lg);
  margin-bottom: 4rem;
}

.cta-container h2 {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  margin-bottom: 0.5rem;
}

.cta-container p {
  font-size: 1.15rem;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.footer {
  padding: 2rem 0;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--color-border);
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  align-items: center;
}

.developer-credit {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  opacity: 0.9;
}

.developer-credit strong {
  color: var(--color-primary);
  font-weight: 600;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  .hero-description {
    margin: 0 auto 2rem auto;
  }
  .hero-actions {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-surface);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    box-shadow: var(--shadow-soft);
    border-bottom: 1px solid var(--color-border);
    display: none;
  }

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