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

:root {
  --primary-color: #6366f1;
  --secondary-color: #8b5cf6;
  --accent-color: #06b6d4;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-light: #ffffff;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-dark: #0f172a;
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  --gradient-secondary: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
  --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
}

body {
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Logo Styles */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
}

.logo-icon {
  width: 45px;
  height: 45px;
  background: var(--gradient-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
  position: relative;
  overflow: hidden;
}

.logo-icon::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.logo:hover .logo-icon::before {
  left: 100%;
}

.logo-s {
  font-size: 1.8rem;
  font-weight: 900;
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-sammauro {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-labs {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: -0.1rem;
}

/* Footer logo adjustments */
.footer-logo-size .logo-icon {
  width: 35px;
  height: 35px;
}

.footer-logo-size .logo-s {
  font-size: 1.4rem;
}

.footer-logo-size .logo-sammauro {
  font-size: 1.2rem;
  color: var(--text-light);
  -webkit-text-fill-color: var(--text-light);
}

.footer-logo-size .logo-labs {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.7);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: all 0.3s ease;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.nav-link {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
  padding: 0.5rem 0;
}

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

.nav-link::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

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

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  transition: 0.3s;
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

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

.hamburger.active span:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
.hero {
  height: 100vh;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.3;
  animation: float 6s ease-in-out infinite;
}

.orb-1 {
  width: 300px;
  height: 300px;
  background: var(--gradient-primary);
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.orb-2 {
  width: 200px;
  height: 200px;
  background: var(--gradient-secondary);
  top: 60%;
  right: 20%;
  animation-delay: 2s;
}

.orb-3 {
  width: 150px;
  height: 150px;
  background: var(--gradient-success);
  bottom: 20%;
  left: 60%;
  animation-delay: 4s;
}

.particles-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
}

.particle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  transition: all 0.3s ease;
}

.particle.small {
  width: 4px;
  height: 4px;
  background: rgba(99, 102, 241, 0.6);
  animation: particleFloat 8s ease-in-out infinite;
}

.particle.medium {
  width: 6px;
  height: 6px;
  background: rgba(139, 92, 246, 0.5);
  animation: particleFloat 10s ease-in-out infinite;
}

.particle.large {
  width: 8px;
  height: 8px;
  background: rgba(6, 182, 212, 0.4);
  animation: particleFloat 12s ease-in-out infinite;
}

@keyframes particleFloat {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
    opacity: 0.3;
  }
  25% {
    transform: translateY(-20px) rotate(90deg);
    opacity: 0.8;
  }
  50% {
    transform: translateY(-10px) rotate(180deg);
    opacity: 0.5;
  }
  75% {
    transform: translateY(-30px) rotate(270deg);
    opacity: 0.9;
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) translateX(0px);
  }
  33% {
    transform: translateY(-20px) translateX(10px);
  }
  66% {
    transform: translateY(10px) translateX(-10px);
  }
}

.hero-content {
  text-align: center;
  z-index: 3;
  position: relative;
  max-width: 900px;
  padding: 0 2rem;
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50px;
  padding: 0.5rem 1.5rem;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 1s ease forwards 0.2s;
}

.badge-text {
  color: var(--text-light);
  font-size: 0.9rem;
  font-weight: 500;
}

.hero-title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  color: var(--text-light);
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.title-line {
  display: block;
  opacity: 0;
  transform: translateY(50px);
  animation: slideUp 1s ease forwards;
}

.title-line:nth-child(2) {
  animation-delay: 0.3s;
}

@keyframes slideUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-subtitle {
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 3rem;
  opacity: 0;
  animation: fadeInUp 1s ease forwards 0.8s;
  font-weight: 400;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 4rem;
  opacity: 0;
  animation: fadeInUp 1s ease forwards 1.2s;
  flex-wrap: wrap;
}

.cta-button {
  background: var(--gradient-primary);
  color: var(--text-light);
  border: none;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
  position: relative;
  overflow: hidden;
}

.cta-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.cta-button:hover::before {
  left: 100%;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
}

.cta-button.secondary {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--text-light);
  box-shadow: none;
}

.cta-button.secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.cta-button.full-width {
  width: 100%;
  justify-content: center;
}

.button-arrow,
.button-icon {
  transition: transform 0.3s ease;
  font-size: 1.1rem;
}

.cta-button:hover .button-arrow {
  transform: translateX(5px);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  opacity: 0;
  animation: fadeInUp 1s ease forwards 1.6s;
  flex-wrap: wrap;
}

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

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-light);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0.5rem;
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
}

.scroll-arrow {
  width: 2px;
  height: 30px;
  background: rgba(255, 255, 255, 0.5);
  position: relative;
  animation: bounce 2s infinite;
}

.scroll-arrow::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: -3px;
  width: 8px;
  height: 8px;
  border-right: 2px solid rgba(255, 255, 255, 0.5);
  border-bottom: 2px solid rgba(255, 255, 255, 0.5);
  transform: rotate(45deg);
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

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

.section-title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Services Section */
.services {
  padding: 8rem 0;
  background: var(--bg-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--bg-primary);
  border-radius: 1.5rem;
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(99, 102, 241, 0.1);
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.05), transparent);
  transition: left 0.5s ease;
}

.service-card:hover::before {
  left: 100%;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-2xl);
  border-color: rgba(99, 102, 241, 0.2);
}

.service-card.featured {
  border: 2px solid var(--primary-color);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
}

.featured-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--gradient-primary);
  color: white;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.service-icon {
  margin-bottom: 1.5rem;
}

.icon-bg {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.service-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.service-card p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.service-features {
  list-style: none;
}

.service-features li {
  padding: 0.5rem 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: 1.5rem;
}

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

/* Price Styles */
.price-container {
  margin: 1.5rem 0;
  text-align: center;
}

.price-original {
  font-size: 1rem;
  color: var(--text-secondary);
  text-decoration: line-through;
  margin-bottom: 0.3rem;
}

.price-current {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.price-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.discount-badge {
  display: inline-block;
  background: var(--gradient-success);
  color: white;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  animation: pulse 2s infinite;
}

/* Service Benefits */
.service-benefits {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(99, 102, 241, 0.1);
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.benefit-icon {
  font-size: 1rem;
}

/* Services Guarantee */
.services-guarantee {
  margin-top: 4rem;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
  border-radius: 1.5rem;
  padding: 3rem;
  border: 1px solid rgba(99, 102, 241, 0.1);
  transition: all 0.3s ease;
}

.guarantee-content h3 {
  text-align: center;
  font-size: 1.8rem;
  margin-bottom: 2rem;
  color: var(--text-primary);
}

.guarantee-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.guarantee-item {
  background: var(--bg-primary);
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(99, 102, 241, 0.1);
  transition: all 0.3s ease;
}

.guarantee-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(99, 102, 241, 0.2);
}

.guarantee-item strong {
  color: var(--primary-color);
  display: block;
  margin-bottom: 0.5rem;
}

/* Enhanced service card styles */
.service-card {
  position: relative;
  min-height: 600px;
  display: flex;
  flex-direction: column;
}

.service-card .service-features {
  flex-grow: 1;
  margin-bottom: 1.5rem;
}

.service-card .service-benefits {
  margin-top: auto;
}

/* About Section */
.about {
  padding: 8rem 0;
  background: var(--bg-primary);
}

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

.about-text .section-header {
  text-align: left;
  margin-bottom: 2rem;
}

.highlight-text {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  line-height: 1.4;
}

.about-description p {
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.7;
}

.about-features {
  margin-top: 3rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2rem;
}

.feature-icon {
  font-size: 1.5rem;
  background: var(--gradient-primary);
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-content h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.feature-content p {
  color: var(--text-secondary);
  line-height: 1.5;
}

.about-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 400px;
}

.code-animation {
  width: 300px;
  height: 200px;
  background: var(--bg-dark);
  border-radius: 12px;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.code-line {
  height: 12px;
  background: var(--gradient-primary);
  border-radius: 6px;
  margin-bottom: 1rem;
  opacity: 0;
  animation: codeType 2s ease-in-out infinite;
}

.code-line:nth-child(1) {
  width: 80%;
  animation-delay: 0s;
}

.code-line:nth-child(2) {
  width: 60%;
  animation-delay: 0.4s;
}

.code-line:nth-child(3) {
  width: 90%;
  animation-delay: 0.8s;
}

.code-line:nth-child(4) {
  width: 70%;
  animation-delay: 1.2s;
}

.code-line:nth-child(5) {
  width: 85%;
  animation-delay: 1.6s;
}

@keyframes codeType {
  0%,
  20% {
    opacity: 0;
    width: 0;
  }
  50%,
  80% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

/* Projects Section */
.projects {
  padding: 8rem 0;
  background: var(--bg-secondary);
}

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

.project-card {
  background: var(--bg-primary);
  border-radius: 1.5rem;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-2xl);
}

.project-image {
  height: 200px;
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.project-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-btn {
  background: var(--bg-primary);
  color: var(--primary-color);
  border: none;
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.project-btn:hover {
  background: var(--primary-color);
  color: white;
  transform: scale(1.05);
}

.project-info {
  padding: 2rem;
}

.project-info h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.project-info p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.project-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag {
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary-color);
  padding: 0.3rem 0.8rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* Contact Section */
.contact {
  padding: 8rem 0;
  background: var(--bg-primary);
}

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

.contact-info .section-title {
  text-align: left;
  margin-bottom: 1rem;
}

.contact-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  line-height: 1.6;
}

.contact-features {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

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

.contact-icon {
  font-size: 1.5rem;
  background: var(--gradient-primary);
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-feature h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  color: var(--text-primary);
}

.contact-feature p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.contact-form {
  background: var(--bg-secondary);
  padding: 2.5rem;
  border-radius: 1.5rem;
  box-shadow: var(--shadow-lg);
}

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

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 1rem;
  border: 2px solid rgba(99, 102, 241, 0.1);
  border-radius: 12px;
  font-size: 1rem;
  transition: all 0.3s ease;
  background: var(--bg-primary);
  color: var(--text-primary);
}

.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(99, 102, 241, 0.1);
}

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

/* Footer */
.footer {
  background: var(--bg-dark);
  padding: 4rem 0 2rem;
  color: var(--text-light);
}

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

.footer-description {
  color: rgba(255, 255, 255, 0.7);
  margin-top: 1rem;
  font-size: 0.9rem;
}

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

.footer-column h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-light);
}

.footer-column a {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  margin-bottom: 0.5rem;
  transition: color 0.3s ease;
}

.footer-column a:hover {
  color: var(--primary-color);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

/* WhatsApp Float Button */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  cursor: pointer;
  transition: all 0.3s ease;
}

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

.whatsapp-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
  color: white;
  animation: pulse 2s infinite;
}

.whatsapp-icon svg {
  width: 30px;
  height: 30px;
}

.whatsapp-tooltip {
  position: absolute;
  bottom: 70px;
  right: 0;
  background: var(--bg-dark);
  color: var(--text-light);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  white-space: nowrap;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
  pointer-events: none;
}

.whatsapp-tooltip::after {
  content: "";
  position: absolute;
  top: 100%;
  right: 20px;
  border: 5px solid transparent;
  border-top-color: var(--bg-dark);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateY(0);
}

@keyframes pulse {
  0% {
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
  }
  50% {
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.6), 0 0 0 10px rgba(16, 185, 129, 0.1);
  }
  100% {
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: var(--shadow-md);
    padding: 2rem 0;
    gap: 1rem;
  }

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

  .logo-icon {
    width: 35px;
    height: 35px;
  }

  .logo-s {
    font-size: 1.4rem;
  }

  .logo-sammauro {
    font-size: 1.2rem;
  }

  .logo-labs {
    font-size: 0.75rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-stats {
    gap: 2rem;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .about-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

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

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

  .hero-title {
    font-size: 3rem;
  }

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

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .whatsapp-float {
    bottom: 1rem;
    right: 1rem;
  }

  .whatsapp-icon {
    width: 50px;
    height: 50px;
  }

  .whatsapp-icon svg {
    width: 25px;
    height: 25px;
  }
}

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

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

/* Additional hover effects */
.nav-logo:hover .logo-icon {
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

/* Contact Direct Styles */
.contact-direct {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(99, 102, 241, 0.1);
  text-align: center;
}

.contact-direct-text {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-method {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1rem;
  background: var(--bg-primary);
  border: 2px solid rgba(99, 102, 241, 0.1);
  border-radius: 12px;
  text-decoration: none;
  color: var(--text-primary);
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.contact-method:hover {
  border-color: var(--primary-color);
  background: rgba(99, 102, 241, 0.05);
  transform: translateY(-2px);
}

.contact-method-icon {
  font-size: 1.1rem;
}

/* Enhanced form styles */
.form {
  margin-bottom: 0;
}

.contact-form {
  position: relative;
}

/* Success message styles */
.form-success {
  background: var(--gradient-success);
  color: white;
  padding: 1rem;
  border-radius: 12px;
  text-align: center;
  margin-bottom: 1rem;
  animation: slideInDown 0.5s ease;
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}