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

:root {
  --primary-color: #0066cc;
  --primary-dark: #004c99;
  --primary-light: #3385d6;
  --secondary-color: #00ccff;
  --text-dark: #0f172a;
  --text-medium: #475569;
  --text-light: #64748b;
  --bg-white: #ffffff;
  --bg-light: #f8fafc;
  --bg-alt: #f1f5f9;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);
  --gradient-primary: linear-gradient(135deg, #0066cc 0%, #00ccff 100%);
  --gradient-hero: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #e0e7ff 100%);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  33% {
    transform: translateY(-20px) rotate(5deg);
  }
  66% {
    transform: translateY(10px) rotate(-5deg);
  }
}

.animate-fade-in {
  animation: fadeIn 0.8s ease-out forwards;
}

.animate-slide-up {
  animation: slideUp 0.8s ease-out forwards;
}

/* Header */
.site-header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.98);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
}

.logo {
  height: 50px;
  transition: transform 0.3s ease;
}

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

.nav {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav a {
  color: var(--text-dark);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  position: relative;
  transition: color 0.3s ease;
  padding: 8px 4px;
}

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

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

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-btn span {
  width: 25px;
  height: 3px;
  background: var(--text-dark);
  border-radius: 3px;
  transition: all 0.3s ease;
}

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

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Hero Section */
.hero {
  background: var(--gradient-hero);
  padding: 80px 0 100px;
  position: relative;
  overflow: hidden;
}

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

.floating-shape {
  position: absolute;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(0, 102, 204, 0.1), rgba(0, 204, 255, 0.1));
  animation: float 8s ease-in-out infinite;
}

.shape-1 {
  width: 300px;
  height: 300px;
  top: -50px;
  right: 10%;
  animation-delay: 0s;
}

.shape-2 {
  width: 200px;
  height: 200px;
  bottom: 20%;
  left: 5%;
  animation-delay: 2s;
}

.shape-3 {
  width: 150px;
  height: 150px;
  top: 50%;
  right: 20%;
  animation-delay: 4s;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  background: linear-gradient(135deg, rgba(0, 102, 204, 0.1), rgba(0, 204, 255, 0.1));
  color: var(--primary-color);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 24px;
  border: 1px solid rgba(0, 102, 204, 0.2);
}

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text p {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-medium);
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}

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

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-medium);
  font-weight: 500;
}

.hero-image-wrapper {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transition: transform 0.5s ease;
}

.hero-image-wrapper:hover {
  transform: translateY(-10px);
}

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

.hero-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 102, 204, 0.1), transparent);
  pointer-events: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  white-space: nowrap;
}

.primary-btn {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 14px rgba(0, 102, 204, 0.3);
}

.primary-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
}

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

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

.large-btn {
  padding: 16px 40px;
  font-size: 16px;
}

/* Sections */
.section {
  padding: 100px 0;
}

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

.section-label {
  display: inline-block;
  color: var(--primary-color);
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 16px;
}

.section h2 {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 24px;
  line-height: 1.2;
  color: var(--text-dark);
}

.section-intro {
  font-size: 1.125rem;
  color: var(--text-medium);
  max-width: 700px;
  margin-bottom: 48px;
  line-height: 1.8;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

/* Two Column Layout */
.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.image-card {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: transform 0.5s ease;
}

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

.section-image {
  width: 100%;
  display: block;
}

/* Feature List */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-dark);
}

.feature-item svg {
  stroke: var(--primary-color);
  flex-shrink: 0;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.premium-card {
  background: white;
  padding: 32px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.premium-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.premium-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-light);
}

.premium-card:hover::before {
  transform: scaleX(1);
}

.card-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 102, 204, 0.1), rgba(0, 204, 255, 0.1));
  border-radius: 16px;
  margin-bottom: 24px;
  transition: transform 0.4s ease;
}

.premium-card:hover .card-icon {
  transform: scale(1.1) rotate(5deg);
}

.card-icon svg {
  stroke: var(--primary-color);
}

.premium-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-dark);
}

.premium-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.premium-card li {
  padding-left: 24px;
  margin-bottom: 12px;
  color: var(--text-medium);
  font-size: 0.9375rem;
  line-height: 1.6;
  position: relative;
}

.premium-card li::before {
  content: '•';
  position: absolute;
  left: 8px;
  color: var(--primary-color);
  font-weight: bold;
}

/* Approach Grid */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 32px;
}

.premium-approach {
  background: white;
  padding: 32px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  transition: all 0.4s ease;
  text-align: center;
}

.premium-approach:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.step-number {
  display: inline-flex;
  width: 56px;
  height: 56px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: white;
  font-weight: 700;
  font-size: 1.5rem;
  margin-bottom: 20px;
  box-shadow: 0 4px 14px rgba(0, 102, 204, 0.3);
}

.premium-approach h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.premium-approach p {
  color: var(--text-medium);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* Founder Section */
.founder-image-card {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transition: transform 0.5s ease;
}

.founder-image-card:hover {
  transform: scale(1);
}

.founder-image {  
  width: 65%;
  display: block;
}

.founder-overlay {
  position: relative;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  padding: 18px;
  color: white;
}

.founder-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.founder-title {
  font-size: 1rem;
  opacity: 0.9;
}

.founder-credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 24px;
}

.credential-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(0, 102, 204, 0.1), rgba(0, 204, 255, 0.1));
  padding: 12px 20px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--primary-color);
  border: 1px solid rgba(0, 102, 204, 0.2);
}

/* Contact Section */
.contact-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
  color: white;
}

.contact-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.contact-section .section-label {
  color: rgba(255, 255, 255, 0.8);
}

.contact-section h2 {
  color: white;
}

.contact-section p {
  font-size: 1.125rem;
  margin-bottom: 40px;
  opacity: 0.9;
}

.contact-methods {
  display: flex;
  justify-content: center;
  margin-bottom: 40px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 24px 32px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
  text-decoration: none;
  color: white;
}

.contact-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
}

.contact-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 12px;
}

.contact-icon svg {
  stroke: white;
}

.contact-label {
  font-size: 0.875rem;
  opacity: 0.8;
  margin-bottom: 4px;
  text-align: left;
}

.contact-value {
  font-size: 1.125rem;
  font-weight: 600;
}

/* Footer */
.site-footer {
  background: var(--text-dark);
  color: var(--text-light);
  padding: 60px 0 24px;
}

.footer-main {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
  height: 40px;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  color: var(--text-light);
  font-size: 0.9375rem;
  max-width: 400px;
}

.footer-links {
  display: flex;
  gap: 60px;
}

.footer-column h4 {
  color: white;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-column a {
  display: block;
  color: var(--text-light);
  text-decoration: none;
  margin-bottom: 12px;
  transition: color 0.3s ease;
}

.footer-column a:hover {
  color: white;
}

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

.footer-bottom p {
  font-size: 0.875rem;
  opacity: 0.7;
}

/* Scroll to Top Button */
.scroll-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: white;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: all 0.3s ease;
  z-index: 100;
}

.scroll-to-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-content,
  .two-column {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .section h2 {
    font-size: 2.25rem;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    padding: 24px;
    box-shadow: var(--shadow-lg);
    gap: 16px;
  }

  .nav.mobile-open {
    display: flex;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero {
    padding: 60px 0 80px;
  }

  .hero-text h1 {
    font-size: 2rem;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .cards-grid,
  .approach-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 60px 0;
  }

  .section h2 {
    font-size: 1.875rem;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-links {
    gap: 40px;
  }

  .scroll-to-top {
    bottom: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-text h1 {
    font-size: 1.75rem;
  }

  .logo {
    height: 40px;
  }

  .btn {
    padding: 12px 24px;
    font-size: 14px;
  }

  .section h2 {
    font-size: 1.625rem;
  }

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