/* ==========================================================================
   BIOCP - Estilo Principal
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Cores Principais */
  --color-primary: #006064; /* Teal escuro */
  --color-primary-light: #00838f;
  --color-primary-dark: #00363a;
  
  --color-secondary: #4E9F3D; /* Verde folha (Tecnologia/Agricultura) */
  --color-secondary-light: #64b852;
  
  --color-accent: #E5F0DF; /* Fundo suave destaque */
  
  /* Texto & Fundos */
  --color-text-main: #2b3a30;
  --color-text-muted: #5e6d63;
  --color-bg-body: #ffffff;
  --color-bg-light: #f7f9f6;
  
  --color-border: #e2e8e0;

  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 16px rgba(0, 96, 100, 0.08);
  --shadow-lg: 0 16px 32px rgba(0, 96, 100, 0.12);
  
  /* Transições */
  --transition-fast: 0.2s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  
  /* Border Radius */
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--color-text-main);
  background-color: var(--color-bg-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  max-width: 100vw;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

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

ul, ol {
  list-style: none;
}

/* ==========================================================================
   Tipografia
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary-dark);
  margin-bottom: 1rem;
}

h1 { font-size: clamp(2.2rem, 5vw, 4rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.3rem, 3vw, 1.8rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
  margin-bottom: 1.5rem;
  color: var(--color-text-muted);
}

.text-center { text-align: center; }

/* ==========================================================================
   Layout & Utilitários
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 6rem 0;
}

.section-light {
  background-color: var(--color-bg-light);
}

.section-dark {
  background-color: var(--color-primary-dark);
  color: #fff;
}
.section-dark h2, .section-dark p {
  color: #fff;
}
.section-dark .text-muted {
  color: rgba(255,255,255,0.8);
}

.section-header {
  max-width: 800px;
  margin: 0 auto 4rem;
  text-align: center;
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 3rem; align-items: start; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }

/* ==========================================================================
   Botões
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
  font-size: 1rem;
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--color-secondary);
  color: #fff;
  box-shadow: 0 4px 6px rgba(78, 159, 61, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-secondary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(78, 159, 61, 0.3);
}

.btn-secondary {
  background-color: var(--color-primary);
  color: #fff;
}

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

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

.btn-outline:hover {
  background-color: var(--color-primary);
  color: #fff;
}

.btn-outline-light {
  background-color: transparent;
  color: #fff;
  border: 2px solid #fff;
}

.btn-outline-light:hover {
  background-color: #fff;
  color: var(--color-primary-dark);
}

.btn-block {
  width: 100%;
}

/* ==========================================================================
   Header & Navegação
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.05em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

.nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

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

.nav-link {
  font-weight: 500;
  color: var(--color-text-main);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-secondary);
  transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

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

/* Submenu de Produtos */
.has-submenu {
    position: relative;
}

.submenu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background-color: #fff;
    min-width: 220px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: 1rem 0;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 100;
    border: 1px solid var(--color-border);
}

.has-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.submenu-link {
    display: block;
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-main);
    transition: all var(--transition-fast);
}

.submenu-link:hover {
    background-color: var(--color-bg-light);
    color: var(--color-secondary);
    padding-left: 1.75rem;
}

/* Menu Mobile Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
}

/* ==========================================================================
   Hero Sections
   ========================================================================== */
.hero {
  padding: 10rem 0 6rem;
  min-height: 80vh;
  display: flex;
  align-items: center;
  position: relative;
  background-color: var(--color-bg-light);
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
}

.hero-subtitle {
  font-weight: 600;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  display: inline-block;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-image-wrapper {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  z-index: 1;
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, var(--color-bg-light) 0%, transparent 100%);
}

.hero-internal {
  padding: 10rem 0 5rem;
  background-color: var(--color-primary-dark);
  text-align: center;
  color: #fff;
}
.hero-internal h1 { color: #fff; margin-bottom: 1rem; }
.hero-internal p { color: rgba(255,255,255,0.8); max-width: 600px; margin: 0 auto; }

/* ==========================================================================
   Cards & Componentes
   ========================================================================== */
.card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border: 1px solid var(--color-border);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.card-icon {
  width: 60px;
  height: 60px;
  background-color: var(--color-accent);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--color-primary-dark);
}

/* Product Card Specifc */
.product-card {
  padding: 0;
  overflow: hidden;
}

.product-card-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-card-img {
  width: 100%;
  height: 250px;
  background-color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  padding: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition-normal);
}

.product-card:hover .product-card-img img {
  transform: scale(1.05);
}

.product-card-footer {
  margin-top: auto;
  padding-top: 1.5rem;
}

/* ==========================================================================
   Rodapé
   ========================================================================== */
.footer {
  background-color: var(--color-primary-dark);
  color: #fff;
  padding: 5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 1rem;
  display: inline-block;
}

.footer p {
  color: rgba(255, 255, 255, 0.7);
}

.footer h4 {
  color: #fff;
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
  color: var(--color-secondary);
  padding-left: 5px;
}

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

/* ==========================================================================
   Formulários
   ========================================================================== */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--color-primary-dark);
}

.form-control {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  background-color: #fff;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(78, 159, 61, 0.1);
}

textarea.form-control {
  min-height: 150px;
  resize: vertical;
}

.contact-card {
  background-color: var(--color-primary-dark);
  color: #fff;
  padding: 3rem;
  border-radius: var(--radius-lg);
  height: fit-content;
}

.contact-card h3 {
  color: #fff;
}

.contact-card p {
  color: rgba(255, 255, 255, 0.8);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-info-icon {
  color: var(--color-secondary);
  font-size: 1.5rem;
}

/* ==========================================================================
   Responsividade
   ========================================================================== */
.md-span-2 { grid-column: span 2; }

@media (max-width: 1024px) {
  .hero-image-wrapper { width: 40%; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .md-span-2 { grid-column: span 1 !important; }

  h1 { font-size: 2.2rem; line-height: 1.1; }
  h2 { font-size: 1.8rem; }
  .section { padding: 3.5rem 0; }
  
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 2rem; }
  
  .container { padding: 0 1.25rem; }

  .hero {
    padding: 7rem 0 3.5rem;
    min-height: auto;
  }
  
  .hero-image-wrapper {
    display: none;
  }
  
  .hero-content {
    max-width: 100%;
    text-align: center;
  }
  
  .hero-buttons {
    justify-content: center;
    flex-direction: column;
    width: 100%;
  }

  .hero-buttons .btn {
    width: 100%;
  }
  
  /* Menu Mobile */
  .menu-toggle {
    display: block;
  }
  
  .nav {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: #fff;
    flex-direction: column;
    padding: 2rem 1.5rem;
    transition: left var(--transition-normal);
    justify-content: flex-start;
    overflow-y: auto;
  }
  
  .nav.active {
    left: 0;
  }
  
  .nav-links {
    flex-direction: column;
    width: 100%;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 2rem;
  }

  .nav-link {
    display: block;
    width: 100%;
    padding: 0.75rem 0;
    font-size: 1.1rem;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-link::after { display: none; }

  /* Ajuste Submenu no Mobile */
  .has-submenu .submenu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    box-shadow: none;
    border: none;
    padding: 0.5rem 0 0.5rem 1rem;
    min-width: 0;
    display: block;
    width: 100%;
  }

  .submenu-link {
    padding: 0.5rem 0;
    border-bottom: 1px solid #f0f4f0;
  }

  .nav .btn-primary {
    width: 100%;
  }
  
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  
  .card { padding: 2rem 1.5rem; }
}

/* ==========================================================================
   Product Slider & Benefits
   ========================================================================== */
.btn-cta-orange {
  background-color: #f5a623;
  color: #fff;
  border-radius: 50px;
  padding: 1rem 2.5rem;
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: none;
  display: inline-block;
  box-shadow: 0 4px 10px rgba(245, 166, 35, 0.4);
  transition: all var(--transition-normal);
  border: none;
  margin-top: 1rem;
}
.btn-cta-orange:hover {
  background-color: #e0961b;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(245, 166, 35, 0.5);
  color: #fff;
}

.product-benefits {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.8rem;
  margin-top: 1.5rem;
  margin-bottom: 2rem;
}

.benefit-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background-color: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 0.6rem 1.2rem;
  border-radius: 50px;
  color: #fff;
  font-size: 0.95rem;
  font-weight: 500;
  backdrop-filter: blur(5px);
}

.volume-options {
  display: inline-flex;
  background-color: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 50px;
  padding: 0.25rem;
  gap: 0.25rem;
  margin-top: 2rem;
  backdrop-filter: blur(5px);
}

.volume-btn {
  background-color: transparent;
  color: #fff;
  border: none;
  padding: 0.6rem 1.5rem;
  border-radius: 50px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  transition: all var(--transition-normal);
}

.volume-btn:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.volume-btn.active {
  background-color: #124d38;
  color: #fff;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}