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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", sans-serif;
  background-color: #f9fafb;
  color: #1f2937;
  line-height: 1.6;
}

/* Container */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navbar */
.navbar {
  background-color: #ffffff;
  padding: 20px 0;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.logo {
  width: 100px;
  font-size: 24px;
  font-weight: bold;
  color: #2563eb;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 20px;
}

.nav-links a {
  text-decoration: none;
  color: #374151;
  font-weight: 500;
  transition: 0.3s;
}

.nav-links a:hover {
  color: #2563eb;
}

/* Hero Section */
.hero {
  background: linear-gradient(to right, #dbeafe, #ede9fe);
  padding: 100px 20px 80px;
  text-align: center;
}

.hero h2 {
  font-size: 38px;
  color: #1e40af;
  margin-bottom: 20px;
}

.hero .brand {
  color: #9333ea;
}

.hero p {
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto 30px;
}

.btn-primary {
  background-color: #2563eb;
  color: white;
  padding: 12px 26px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background 0.3s;
}

.btn-primary:hover {
  background-color: #1e3a8a;
}

/* Sections */
.section {
  padding: 80px 20px;
}

.section-title {
  font-size: 30px;
  color: #111827;
  text-align: center;
  margin-bottom: 40px;
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.feature-card {
  background-color: #f3f4f6;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
}

.feature-card h4 {
  font-size: 20px;
  color: #2563eb;
  margin-bottom: 10px;
}

/* Community */
.light-bg {
  background-color: #eff6ff;
}

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

.btn-secondary {
  background-color: #7c3aed;
  color: white;
  padding: 12px 26px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  margin-top: 20px;
  display: inline-block;
  transition: 0.3s;
}

.btn-secondary:hover {
  background-color: #5b21b6;
}

/* Download */
.btn-dark {
  background-color: #111827;
  color: white;
  padding: 12px 26px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  display: inline-block;
  margin-top: 20px;
  transition: 0.3s;
}

.btn-dark:hover {
  background-color: #1f2937;
}

/* Footer */
.footer {
  background-color: #f3f4f6;
  text-align: center;
  padding: 30px 20px;
  font-size: 14px;
  color: #6b7280;
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.fade-in-up {
  animation: fadeInUp 1s ease forwards;
}

.slide-in-left {
  animation: slideInLeft 1s ease forwards;
}