body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: #f9faff;
  color: #333;
  scroll-behavior: smooth;
}

h1, h2, h3 {
  color: #4f46e5;
  text-shadow: 1px 1px 3px rgba(100, 100, 255, 0.2);
}

p {
  line-height: 1.6;
}

a {
  text-decoration: none;
}

.hero {
  background: linear-gradient(to bottom right, #e0e7ff, #f5f3ff);
   padding: 0px 20px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-content a {
  display: inline-block;
  margin: 10px 10px 0 10px;
}


.hero h1 {
  font-size: 4rem;
  margin-bottom: 10px;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 30px;
}

.btn-github {
  display: inline-block;
  margin-top: 15px;
  background: #24292e;
  color: #fff;
  border: none;
  padding: 10px 22px;
  border-radius: 30px;
  font-weight: bold;
  box-shadow: 0 0 10px rgba(0,0,0,0.2);
  transition: background 0.3s;
}

.btn-github:hover {
  background: #444d56;
}


.btn {
  background: #6366f1;
  color: white;
  padding: 14px 28px;
  border-radius: 30px;
  font-weight: bold;
  font-size: 1rem;
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

.btn:hover {
  background: #4338ca;
}

/* Stars BG */

.stars {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('assets/stars.gif') repeat;
  opacity: 0.1;
  z-index: 1;
}

.stars::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background: url('assets/stars.gif') repeat;
  opacity: 0.1;
  z-index: 1;
}

/* Video */
.video {
  text-align: center;
  padding: 20px 20px;
  background: #eef2ff;
}

/* Features */
.features {
  padding: 40px 20px;
  text-align: center;
}

.feature-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 30px;
}

.feature {
  background: white;
  margin: 10px;
  padding: 25px 30px;
  border-radius: 20px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.06);
  width: 260px;
  transition: transform 0.3s ease;
}

.feature:hover {
  transform: translateY(-8px);
}

/* How It Works */
.how-it-works {
  padding: 30px 20px;
  background: #f9fafe;
  text-align: center;
}

.how-it-works h2 {
  font-size: 2.2rem;
  margin-bottom: 30px;
  color: #4f46e5;
}

.how-it-works ol {
  max-width: 600px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.how-it-works ol li {
  position: relative;
  background: white;
  margin: 15px 0;
  padding: 20px 20px 20px 60px;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
  font-size: 1.1rem;
  text-align: left;
  counter-increment: step;
}

.how-it-works ol li::before {
  content: counter(step);
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  background: #6366f1;
  color: white;
  width: 30px;
  height: 30px;
  font-weight: bold;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}


/* Testimonials */
.testimonials {
  background: #f9fafe;
  padding: 60px 20px;
  text-align: center;
}

.testimonials h2 {
  font-size: 2.2rem;
  color: #4f46e5;
  margin-bottom: 40px;
}

.testimonial {
  max-width: 600px;
  margin: 30px auto;
  padding: 25px 30px;
  border-radius: 16px;
  background: #ffffff;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
  position: relative;
  text-align: left;
}

.testimonial::before {
  content: "“";
  font-size: 4rem;
  color: #d1d5db;
  position: absolute;
  top: -10px;
  left: 20px;
}

.testimonial p {
  font-style: italic;
  margin-bottom: 12px;
  font-size: 1.1rem;
  line-height: 1.6;
  padding-left: 30px;
}

.testimonial span {
  display: block;
  text-align: right;
  font-weight: bold;
  color: #4f46e5;
  padding-right: 10px;
}


/* Donation */
.donation {
  background: #e0e7ff;
  padding: 60px 20px;
  text-align: center;
}

/* Download CTA */
.cta {
  padding: 30px 20px;
  text-align: center;
  background: linear-gradient(to right, #6366f1, #8b5cf6);
  color: white;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50px;
  left: -50px;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 10%, transparent 70%);
  animation: pulse 6s infinite ease-in-out;
  z-index: 1;
}

.cta h2 {
  font-size: 2.4rem;
  margin-bottom: 10px;
  position: relative;
  z-index: 2;
}

.cta p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  position: relative;
  z-index: 2;
}

.btn-download {
  background: white;
  color: #4f46e5;
  padding: 16px 32px;
  font-size: 1.1rem;
  font-weight: bold;
  border-radius: 30px;
  box-shadow: 0 0 20px rgba(255,255,255,0.5);
  transition: all 0.3s ease;
  position: relative;
  z-index: 2;
}

.btn-download:hover {
  background: #f3f4f6;
  transform: scale(1.05);
}

/* Glowing animation */
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.5;
  }
  50% {
    transform: scale(1.2);
    opacity: 0.9;
  }
}

.footer {
  text-align: center;
  padding: 30px;
  background: #f3f4f6;
  font-size: 0.9rem;
  color: #555;
}

/* Responsive */
@media screen and (max-width: 768px) {
  .feature-grid {
    flex-direction: column;
    align-items: center;
  }

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