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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", Arial, sans-serif;
  line-height: 1.7;
  color: #1f2937;
  background: #ffffff;
}

a {
  color: #1d4ed8;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1100px, 90%);
  margin: 0 auto;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid #e5e7eb;
  backdrop-filter: blur(8px);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: #111827;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 28px;
}

.nav-links a {
  font-weight: 500;
  color: #374151;
}

.hero {
  padding: 90px 0 70px;
  background: linear-gradient(to bottom, #f8fafc, #ffffff);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 50px;
  align-items: center;
}

.tag {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 600;
  color: #2563eb;
  background: #dbeafe;
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 3.4rem;
  line-height: 1.1;
  color: #111827;
  margin-bottom: 15px;
}

.hero h2 {
  font-size: 1.35rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 20px;
  max-width: 700px;
}

.hero-desc {
  font-size: 1.05rem;
  color: #4b5563;
  max-width: 700px;
  margin-bottom: 28px;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 10px;
  font-weight: 600;
  transition: 0.2s ease;
}

.btn.primary {
  background: #2563eb;
  color: white;
}

.btn.primary:hover {
  background: #1d4ed8;
  text-decoration: none;
}

.btn.secondary {
  border: 1px solid #cbd5e1;
  color: #111827;
  background: white;
}

.btn.secondary:hover {
  background: #f8fafc;
  text-decoration: none;
}

.socials {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.98rem;
}

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

.hero-image img {
  width: 300px;
  height: 360px;
  object-fit: cover;
  border-radius: 22px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
}

.section {
  padding: 80px 0;
}

.alt-bg {
  background: #f8fafc;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 30px;
  color: #111827;
}

.section p {
  font-size: 1.05rem;
  color: #374151;
  margin-bottom: 18px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.card {
  background: white;
  border: 1px solid #e5e7eb;
  border-radius: 18px;
  padding: 24px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
}

.card h3 {
  margin-bottom: 12px;
  color: #111827;
  font-size: 1.2rem;
}

.card p {
  margin-bottom: 0;
}

.timeline-item {
  padding: 22px 0;
  border-bottom: 1px solid #e5e7eb;
}

.timeline-item h3 {
  font-size: 1.2rem;
  color: #111827;
  margin-bottom: 8px;
}

.time {
  color: #2563eb;
  font-weight: 600;
  margin-bottom: 10px;
}

.footer {
  padding: 28px 0;
  border-top: 1px solid #e5e7eb;
  text-align: center;
  color: #6b7280;
  font-size: 0.95rem;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

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

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

  .nav-container {
    flex-direction: column;
    gap: 16px;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }
}