/* ==========================================================================
   PIANCO INDUSTRIAS - STYLES & DESIGN SYSTEM
   Otimizado para SEO, GEO Local, Performance e Responsividade Completa
   ========================================================================== */

:root {
  /* Cores Principais */
  --color-primary: #002b49;
  --color-primary-dark: #001f35;
  --color-primary-light: #0b4b75;
  --color-accent: #ff5722;
  --color-accent-hover: #e64a19;
  --color-secondary: #0088cc;
  --color-whatsapp: #25d366;
  --color-whatsapp-hover: #1ebd56;
  
  /* Cores Neutras */
  --color-bg-light: #f8fafc;
  --color-bg-alt: #f1f5f9;
  --color-card: #ffffff;
  --color-text-main: #1e293b;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-border: #e2e8f0;
  
  /* Efeitos e Sombras */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.12);
  --shadow-glow: 0 0 20px rgba(255,87,34,0.3);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset Global */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--color-bg-light);
  color: var(--color-text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-primary-dark);
}

.section-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-accent);
  background-color: rgba(255, 87, 34, 0.1);
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 12px;
}

.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 50px auto;
}

.section-header h2 {
  font-size: 2.3rem;
  margin-bottom: 16px;
  position: relative;
}

.section-header p {
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-align: center;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(255, 87, 34, 0.35);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 87, 34, 0.45);
}

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

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

.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-full {
  width: 100%;
}

/* Header & Barra Superior */
.top-bar {
  background-color: var(--color-primary-dark);
  color: var(--color-text-light);
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.top-bar-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.top-bar-info {
  display: flex;
  gap: 20px;
  align-items: center;
}

.top-bar-info span {
  display: flex;
  align-items: center;
  gap: 6px;
}

header {
  position: sticky;
  top: 0;
  z-index: 999;
  background-color: rgba(0, 43, 73, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #ffffff;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 1px;
}

.site-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  transition: var(--transition-fast);
}

.logo:hover .site-logo-img {
  transform: scale(1.04);
}

.logo-badge {
  background-color: var(--color-accent);
  color: #ffffff;
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

nav ul {
  display: flex;
  align-items: center;
  gap: 24px;
}

nav ul li a {
  color: #e2e8f0;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 8px 0;
  position: relative;
  transition: var(--transition-fast);
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background-color: var(--color-accent);
  transition: var(--transition-fast);
  border-radius: 2px;
}

nav ul li a:hover,
nav ul li a.active {
  color: #ffffff;
}

nav ul li a:hover::after,
nav ul li a.active::after {
  width: 100%;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  position: relative;
  background: linear-gradient(135deg, rgba(0, 43, 73, 0.92) 0%, rgba(11, 75, 117, 0.88) 100%),
              url('../assets/img/acopladeira 3 cores com cortador de folhas acoplado.jpg') center/cover no-repeat;
  color: #ffffff;
  padding: 120px 24px 100px 24px;
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero-container {
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-content h1 {
  color: #ffffff;
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.15;
}

.hero-content p {
  font-size: 1.2rem;
  color: #cbd5e1;
  margin-bottom: 32px;
  max-width: 580px;
}

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

.hero-card-preview {
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 30px;
  box-shadow: var(--shadow-lg);
}

.hero-card-preview h3 {
  color: #ffffff;
  font-size: 1.4rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.stat-box {
  background: rgba(0, 0, 0, 0.25);
  padding: 16px;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-accent);
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  color: #ffffff;
  display: block;
}

.stat-label {
  font-size: 0.85rem;
  color: #94a3b8;
}

/* Seção Catálogo Virtual */
.catalog-section {
  padding: 90px 24px;
  background-color: var(--color-bg-light);
}

.catalog-controls {
  max-width: 1280px;
  margin: 0 auto 40px auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.search-box {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
  width: 100%;
}

.search-box input {
  width: 100%;
  padding: 16px 20px 16px 50px;
  font-size: 1rem;
  border: 2px solid var(--color-border);
  border-radius: 50px;
  background-color: #ffffff;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  outline: none;
}

.search-box input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(0, 43, 73, 0.1);
}

.search-box i.search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.category-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 10px 22px;
  border-radius: 50px;
  border: 1px solid var(--color-border);
  background-color: #ffffff;
  color: var(--color-text-main);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.tab-btn:hover,
.tab-btn.active {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.product-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 28px;
}

.product-card {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  position: relative;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 43, 73, 0.2);
}

.product-image-wrap {
  position: relative;
  width: 100%;
  height: 220px;
  background-color: #f1f5f9;
  overflow: hidden;
}

.product-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-image-wrap img {
  transform: scale(1.06);
}

.badge-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background-color: var(--color-accent);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
}

.category-chip {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(0, 43, 73, 0.85);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.7rem;
  padding: 3px 8px;
  border-radius: 4px;
}

.product-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-body h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  color: var(--color-primary-dark);
}

.product-body p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 16px;
  flex-grow: 1;

  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-footer {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: auto;
}

/* Modal de Produto / Lightbox */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background-color: #ffffff;
  border-radius: var(--radius-md);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  position: relative;
  transform: scale(0.95);
  transition: var(--transition-smooth);
}

.modal-overlay.active .modal-container {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--color-bg-alt);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.modal-close:hover {
  background: var(--color-accent);
  color: #ffffff;
}

.modal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  padding: 30px;
}

.modal-gallery-main {
  width: 100%;
  height: 320px;
  background-color: #f1f5f9;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 12px;
}

.modal-gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.modal-thumbnails {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
}

.modal-thumbnails img {
  width: 65px;
  height: 65px;
  object-fit: cover;
  border-radius: 6px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition-fast);
}

.modal-thumbnails img.active,
.modal-thumbnails img:hover {
  border-color: var(--color-accent);
}

.modal-details h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--color-primary-dark);
}

.modal-details p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.modal-specs-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 6px;
}

.modal-specs-list {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 24px;
}

.modal-specs-list li {
  font-size: 0.9rem;
  color: var(--color-text-main);
  margin-bottom: 6px;
}

/* Seção Sobre A Empresa */
.about-section {
  padding: 90px 24px;
  background-color: #ffffff;
}

.about-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-text h2 {
  font-size: 2.2rem;
  margin-bottom: 20px;
}

.about-text p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 30px;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.feature-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: rgba(0, 43, 73, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.feature-content h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.feature-content p {
  font-size: 0.85rem;
  margin: 0;
}

/* Seção Serviços */
.services-section {
  padding: 90px 24px;
  background-color: var(--color-bg-alt);
}

.services-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.service-card {
  background-color: #ffffff;
  padding: 36px 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition-smooth);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.service-icon-box {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #ffffff;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 24px;
}

.service-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

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

/* Seção Galeria / Fotos da Indústria */
.gallery-section {
  padding: 90px 24px;
  background-color: #ffffff;
}

.gallery-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.gallery-item {
  position: relative;
  height: 220px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,43,73,0.85) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 16px;
  opacity: 0;
  transition: var(--transition-fast);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-title {
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 600;
}

/* Seção Contato & Mapa GEO */
.contact-section {
  padding: 90px 24px;
  background-color: var(--color-bg-light);
}

.contact-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.contact-info-card {
  background-color: var(--color-primary-dark);
  color: #ffffff;
  padding: 40px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-info-card h3 {
  color: #ffffff;
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-info-item i {
  font-size: 1.4rem;
  color: var(--color-accent);
  margin-top: 4px;
}

.contact-info-item h4 {
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.contact-info-item p {
  color: #cbd5e1;
  font-size: 0.95rem;
}

.contact-form-wrap {
  background-color: #ffffff;
  padding: 40px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.contact-form-wrap h3 {
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--color-text-main);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 43, 73, 0.1);
}

.map-container {
  max-width: 1280px;
  margin: 50px auto 0 auto;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  height: 350px;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* Rodapé */
footer {
  background-color: var(--color-primary-dark);
  color: #cbd5e1;
  padding: 60px 24px 30px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: #94a3b8;
  max-width: 320px;
}

.footer-column h4 {
  color: #ffffff;
  font-size: 1.1rem;
  margin-bottom: 20px;
  position: relative;
}

.footer-column h4::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-column ul li {
  margin-bottom: 10px;
}

.footer-column ul li a {
  color: #94a3b8;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.footer-column ul li a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
  color: #64748b;
}

/* Widget Flutuante WhatsApp */
.whatsapp-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background-color: var(--color-whatsapp);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  z-index: 999;
  transition: var(--transition-smooth);
}

.whatsapp-widget:hover {
  transform: scale(1.1);
  background-color: var(--color-whatsapp-hover);
}

/* Responsividade Mobile & Tablet */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
  }
  .about-grid, .contact-container {
    grid-template-columns: 1fr;
  }
  .footer-container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .top-bar {
    display: none;
  }

  .nav-container {
    padding: 12px 20px;
  }

  .site-logo-img {
    height: 36px;
  }

  .mobile-toggle {
    display: block;
  }

  nav ul {
    position: fixed;
    top: 60px;
    left: 0;
    width: 100%;
    background-color: var(--color-primary-dark);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    box-shadow: var(--shadow-lg);
    display: none;
  }

  nav ul.active {
    display: flex;
  }

  .hero-content h1 {
    font-size: 2.2rem;
  }

  .modal-grid {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .footer-container {
    grid-template-columns: 1fr;
  }
}