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

:root {
  --bg-primary: #0a192f;
  --bg-secondary: #0f2440;
  --bg-card: #112240;
  --text-primary: #ccd6f6;
  --text-secondary: #8892b0;
  --accent: #64ffda;
  --accent-dim: rgba(100, 255, 218, 0.1);
  --border: #1e3a5a;
  --nav-height: 70px;
  --max-width: 1200px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.3s;
}

a:hover {
  color: #9bffe7;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(10, 25, 47, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: transform 0.3s;
}

.navbar.hidden {
  transform: translateY(-100%);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 1px;
}

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

.nav-menu {
  display: flex;
  gap: 30px;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding-bottom: 4px;
  transition: color 0.3s;
}

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

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

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s;
}

/* ===== Hero Section ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  padding-top: var(--nav-height);
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
}

.hero-content {
  max-width: 800px;
  text-align: center;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s forwards;
}

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

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s 0.2s forwards;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s 0.4s forwards;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 6px;
  transition: all 0.3s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
}

.btn-primary:hover {
  background: #7effe4;
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(100, 255, 218, 0.3);
}

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

.btn-outline:hover {
  background: var(--accent-dim);
  transform: translateY(-2px);
}

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

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

.section-title {
  font-size: 2.2rem;
  text-align: center;
  margin-bottom: 3rem;
}

/* ===== Features Grid ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 35px;
  transition: all 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
  box-shadow: 0 10px 30px rgba(100, 255, 218, 0.1);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
  color: var(--text-primary);
}

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

/* ===== Stats ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}

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

.stat-label {
  font-size: 1rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== Page Header ===== */
.page-header {
  padding: 140px 0 60px;
  text-align: center;
  background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
}

.page-header h1 {
  font-size: 2.8rem;
  margin-bottom: 1rem;
}

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

/* ===== Service Details ===== */
.service-detail {
  margin-bottom: 60px;
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.service-detail:last-child {
  margin-bottom: 0;
}

.service-detail-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.service-detail h2 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: var(--accent);
}

.service-detail p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.service-list {
  list-style: disc;
  padding-left: 20px;
  color: var(--text-secondary);
}

.service-list li {
  margin-bottom: 0.5rem;
}

/* ===== About ===== */
.about-content h2 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: var(--accent);
}

.about-content p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 25px;
  margin-top: 1.5rem;
}

.value-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 30px;
  transition: all 0.3s;
}

.value-item:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

.value-item h3 {
  font-size: 1.2rem;
  margin-bottom: 0.8rem;
  color: var(--accent);
}

.value-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info h2 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.contact-detail {
  display: flex;
  gap: 15px;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}

.contact-detail-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.contact-detail h3 {
  font-size: 1rem;
  color: var(--accent);
  margin-bottom: 0.3rem;
}

.contact-detail p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

/* ===== Legal Content ===== */
.legal-content h2 {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 0.8rem;
  margin-top: 2.5rem;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p {
  color: var(--text-secondary);
  margin-bottom: 1.2rem;
  font-size: 1rem;
}

.legal-content ul {
  padding-left: 20px;
  margin-bottom: 1.2rem;
  color: var(--text-secondary);
}

.legal-content ul li {
  margin-bottom: 0.4rem;
}

/* ===== CTA Section ===== */
.cta-section {
  text-align: center;
}

.cta-content h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.cta-content p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

/* ===== Footer ===== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: var(--text-primary);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.footer-col p,
.footer-col a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  display: block;
  margin-bottom: 0.5rem;
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid var(--border);
}

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

/* ===== Animations ===== */
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.2rem;
  }

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

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

  .nav-menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(10, 25, 47, 0.98);
    flex-direction: column;
    padding: 30px;
    gap: 20px;
    transform: translateY(-100%);
    opacity: 0;
    transition: all 0.3s;
    pointer-events: none;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .hamburger {
    display: flex;
  }

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

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

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .page-header h1 {
    font-size: 2rem;
  }

  .section-title {
    font-size: 1.8rem;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

  .stat-number {
    font-size: 2.2rem;
  }
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}