:root {
  --primary-color: #2563eb;
  --secondary-color: #06b6d4;
  --accent-color: #0ea5e9;
  --dark-blue: #1e40af;
  --light-blue: #dbeafe;
  --text-dark: #1e293b;
  --text-light: #64748b;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-900: #0f172a;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1),
    0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1),
    0 8px 10px -6px rgb(0 0 0 / 0.1);
  --radius: 0.5rem;
  --radius-lg: 1rem;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  border-bottom: 1px solid var(--gray-200);
  transition: var(--transition);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.nav-logo i {
  font-size: 2rem;
  color: var(--secondary-color);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

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

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: var(--transition);
}

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-dark);
  margin: 3px 0;
  transition: var(--transition);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--light-blue) 0%, var(--white) 100%);
  padding: 120px 0 80px;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--text-dark);
}

.text-gradient {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2rem;
  max-width: 500px;
}

.hero-rating {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.stars {
  display: flex;
  color: var(--warning);
}

.hero-rating span {
  font-weight: 600;
  color: var(--text-dark);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  font-size: 1rem;
}

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

.btn-primary:hover {
  background: var(--dark-blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: var(--success);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  background: #059669;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-cards {
  position: relative;
  width: 100%;
  height: 550px;
  max-width: 600px;
}

.hero-card {
  position: absolute;
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--gray-200);
  min-width: 200px;
  max-width: 220px;
  cursor: pointer;
}

.hero-card:nth-child(1) {
  top: 0px;
  left: 50%;
  transform: translateX(-50%);
  animation: float 6s ease-in-out infinite;
  animation-delay: 0s;
  z-index: 3;
}

.hero-card:nth-child(2) {
  top: 280px;
  right: 0px;
  animation: floatReverse 7s ease-in-out infinite;
  animation-delay: 2s;
  z-index: 2;
}

.hero-card:nth-child(3) {
  top: 200px;
  left: 0px;
  animation: floatSlow 8s ease-in-out infinite;
  animation-delay: 4s;
  z-index: 1;
}

.hero-card:hover {
  transform: translateY(-15px) scale(1.05);
  box-shadow: 0 35px 60px -12px rgba(0, 0, 0, 0.3);
  border-color: var(--primary-color);
  animation-play-state: paused;
}

.hero-card:nth-child(1):hover {
  transform: translateX(-50%) translateY(-15px) scale(1.05);
}

.hero-card i {
  font-size: 2.5rem;
  color: var(--secondary-color);
  margin-bottom: 1rem;
  transition: var(--transition);
}

.hero-card:hover i {
  color: var(--primary-color);
  transform: scale(1.1);
}

.hero-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
  font-weight: 600;
}

.hero-card p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.4;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  33% {
    transform: translateY(-15px) rotate(1deg);
  }
  66% {
    transform: translateY(10px) rotate(-1deg);
  }
}

@keyframes floatReverse {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  33% {
    transform: translateY(12px) rotate(-1deg);
  }
  66% {
    transform: translateY(-18px) rotate(1deg);
  }
}

@keyframes floatSlow {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-8px) rotate(0.5deg);
  }
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Sobre Section */
.sobre {
  padding: 80px 0;
  background: var(--gray-50);
}

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

.sobre-text h3 {
  font-size: 2rem;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.sobre-text p {
  color: var(--text-light);
  margin-bottom: 2rem;
  font-size: 1.125rem;
}

.sobre-features {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.feature {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.feature i {
  font-size: 2rem;
  color: var(--primary-color);
  min-width: 40px;
}

.feature h4 {
  color: var(--text-dark);
  margin-bottom: 0.25rem;
}

.feature p {
  color: var(--text-light);
  margin: 0;
}

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

.stat-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-light);
  font-weight: 500;
}

/* Serviços Section */
.servicos {
  padding: 80px 0;
}

.servicos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.servico-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border: 1px solid var(--gray-200);
}

.servico-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
}

.servico-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.servico-icon i {
  font-size: 2rem;
  color: var(--white);
}

.servico-card h3 {
  font-size: 1.5rem;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.servico-card p {
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.servico-card ul {
  list-style: none;
  margin-bottom: 2rem;
}

.servico-card li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--gray-200);
  color: var(--text-light);
  position: relative;
  padding-left: 1.5rem;
}

.servico-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: bold;
}

.servico-card li:last-child {
  border-bottom: none;
}

.btn-servico {
  background: var(--primary-color);
  color: var(--white);
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
}

.btn-servico:hover {
  background: var(--dark-blue);
  transform: translateY(-2px);
}

/* Depoimentos Section */
.depoimentos {
  padding: 80px 0;
  background: var(--gray-50);
}

.depoimentos-slider {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.depoimento-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  opacity: 0;
  transform: translateX(50px);
  transition: var(--transition);
  display: none;
}

.depoimento-card.active {
  opacity: 1;
  transform: translateX(0);
  display: block;
}

.depoimento-stars {
  color: var(--warning);
  margin-bottom: 1.5rem;
  font-size: 1.25rem;
}

.depoimento-card p {
  font-size: 1.125rem;
  color: var(--text-light);
  margin-bottom: 1.5rem;
  font-style: italic;
}

.depoimento-author strong {
  color: var(--text-dark);
  font-size: 1.125rem;
}

.depoimento-author span {
  color: var(--text-light);
  font-size: 0.875rem;
}

.depoimentos-nav {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.nav-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gray-300);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.nav-dot.active {
  background: var(--primary-color);
}

/* Contato Section */
.contato {
  padding: 80px 0;
}

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

.contato-info h3 {
  font-size: 1.5rem;
  color: var(--text-dark);
  margin-bottom: 2rem;
}

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

.info-item i {
  font-size: 1.25rem;
  color: var(--primary-color);
  margin-top: 0.25rem;
}

.info-item strong {
  color: var(--text-dark);
  display: block;
  margin-bottom: 0.25rem;
}

.info-item p {
  color: var(--text-light);
  margin: 0;
}

.contato-form {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
}

.form-group {
  margin-bottom: 1.5rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* Footer */
.footer {
  background: var(--gray-900);
  color: var(--white);
  padding: 60px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-logo i {
  font-size: 2rem;
  color: var(--secondary-color);
}

.footer-section p {
  color: var(--gray-300);
  margin-bottom: 1.5rem;
}

.footer-section h4 {
  color: var(--white);
  margin-bottom: 1rem;
  font-size: 1.125rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: var(--gray-300);
  text-decoration: none;
  transition: var(--transition);
}

.footer-section a:hover {
  color: var(--white);
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  width: 40px;
  height: 40px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  text-decoration: none;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--secondary-color);
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-700);
  color: var(--gray-300);
}

.developer-credit {
  margin-top: 0.5rem;
  font-size: 0.9rem;
}

.developer-credit a {
  color: var(--secondary-color);
  text-decoration: none;
  transition: var(--transition);
}

.developer-credit a:hover {
  color: var(--primary-color);
  text-decoration: underline;
}

/* WhatsApp Float */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  background: var(--success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  text-decoration: none;
  font-size: 1.5rem;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  transition: var(--transition);
  animation: pulse 2s infinite;
}

.whatsapp-float:hover {
  background: #059669;
  transform: scale(1.1);
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

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

.modal {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.7);
  transition: var(--transition);
}

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

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-light);
  transition: var(--transition);
}

.modal-close:hover {
  color: var(--text-dark);
}

/* Loading Spinner */
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.fa-spinner {
  animation: spin 1s linear infinite;
}

/* Form button loading state */
.btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn:disabled:hover {
  transform: none;
  box-shadow: var(--shadow-md);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    background: var(--white);
    flex-direction: column;
    padding: 2rem 0;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }

  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

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

  .hero-buttons {
    justify-content: center;
  }

  .hero-cards {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    height: auto;
    max-width: 100%;
    margin: 2rem auto;
    gap: 1rem;
    overflow-x: auto;
    padding: 1rem 0;
  }

  .hero-card {
    position: relative;
    min-width: 160px;
    max-width: 180px;
    padding: 1.25rem;
    animation: none !important;
    transform: none !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    flex-shrink: 0;
  }

  .hero-card:nth-child(1) {
    z-index: 3;
  }

  .hero-card:nth-child(2) {
    z-index: 2;
  }

  .hero-card:nth-child(3) {
    z-index: 1;
  }

  .hero-card h3 {
    font-size: 1.1rem;
  }

  .hero-card p {
    font-size: 0.9rem;
  }

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

  .sobre-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }

  .stat-card {
    padding: 1.5rem;
  }

  .stat-number {
    font-size: 2rem;
  }

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

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

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 0.5rem;
  }

  .hero {
    padding: 100px 0 60px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-description {
    font-size: 1rem;
  }

  .btn {
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
  }

  .hero-cards {
    display: flex;
    flex-direction: column;
    align-items: center;
    height: auto;
    max-width: 100%;
    gap: 1.5rem;
    margin: 2rem auto;
    padding: 1rem 0;
  }

  .hero-card {
    position: relative;
    min-width: 280px;
    max-width: 300px;
    padding: 1rem;
    animation: none !important;
    transform: none !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    width: 100%;
  }

  .hero-card:nth-child(1) {
    z-index: 3;
  }

  .hero-card:nth-child(2) {
    z-index: 2;
  }

  .hero-card:nth-child(3) {
    z-index: 1;
  }

  .section-title {
    font-size: 2rem;
  }

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

  .stat-card {
    padding: 1rem;
  }

  .stat-number {
    font-size: 1.8rem;
  }

  .service-card {
    padding: 1.5rem;
  }

  .contato-form {
    padding: 1.5rem;
  }

  .form-group {
    margin-bottom: 1rem;
  }

  .form-control {
    padding: 0.8rem;
    font-size: 0.9rem;
  }

  .footer-content {
    padding: 1rem;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Scroll animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: all 0.6s ease;
}

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

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: all 0.6s ease;
}

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