* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

:root {
  --dark-purple: #4a1c6d;
  --primary-purple: #8a2be2;
  --light-purple: #b19cd9;
  --dark-text: #333;
  --light-text: #fff;
  --gray-bg: #f8f9fa;
  --card-bg: #f5f5f5;
}

body {
  color: var(--dark-text);
  overflow-x: hidden;
  background: linear-gradient(135deg, #f9f3ff 0%, #f0e6ff 100%);
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Navigation */
header {
  padding: 30px 0;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  transition: background 0.3s ease;
}

header.scrolled {
  background: rgba(74, 28, 109, 0.95);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  padding: 15px 0;
}

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

.logo {
  display: flex;
  align-items: center;
}

.logo-text {
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(
    135deg,
    var(--dark-purple),
    var(--primary-purple)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.nav-links li {
  margin-left: 30px;
}

.nav-links a {
  text-decoration: none;
  color: var(--dark-text);
  font-weight: 500;
  transition: color 0.3s;
}

header.scrolled .nav-links a {
  color: white;
}

.nav-links a:hover {
  color: var(--primary-purple);
}

header.scrolled .nav-links a:hover {
  color: var(--light-purple);
}

/* Hero Section */
.hero {
  padding: 160px 0 100px;
  position: relative;
  overflow: hidden;
}

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

.hero-text {
  width: 45%;
  padding-right: 40px;
}

.hero-subtitle {
  font-size: 24px;
  color: var(--primary-purple);
  margin-bottom: 15px;
  font-weight: 600;
}

.hero-title {
  font-size: 60px;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 25px;
  background: linear-gradient(
    135deg,
    var(--dark-purple),
    var(--primary-purple)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 35px;
  color: #555;
}

.hero-image {
  width: 50%;
  position: relative;
  transform: rotate(5deg);
  transition: transform 0.5s ease;
}

.hero-image:hover {
  transform: rotate(0deg) scale(1.02);
}

.phone-mockup {
  width: 100%;
  border-radius: 40px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  border: 5px solid #fff;
}

/* Features Section */
.features {
  padding: 100px 0;
  background: var(--gray-bg);
}

.section-title {
  text-align: center;
  font-size: 40px;
  margin-bottom: 60px;
  font-weight: 700;
  background: linear-gradient(
    135deg,
    var(--dark-purple),
    var(--primary-purple)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.features-vertical {
  display: flex;
  flex-direction: column;
  gap: 30px;
  max-width: 900px;
  margin: 0 auto;
}

.feature-card {
  background: var(--card-bg);
  padding: 30px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s, box-shadow 0.3s;
  display: flex;
  align-items: center;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.feature-icon {
  font-size: 40px;
  margin-right: 25px;
  min-width: 60px;
  text-align: center;
  background: linear-gradient(
    135deg,
    var(--dark-purple),
    var(--primary-purple)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.feature-content {
  flex: 1;
}

.feature-title {
  font-size: 24px;
  margin-bottom: 15px;
  color: var(--dark-purple);
}

.feature-desc {
  color: #666;
  line-height: 1.6;
}

/* Screenshots Section */
.screenshots {
  padding: 100px 0;
  overflow: hidden;
}

.screenshots-slider {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  margin-bottom: 20px;
}

.screenshots-slider::-webkit-scrollbar {
  display: none;
}

.screenshot {
  scroll-snap-align: start;
  flex-shrink: 0;
  width: 310px;
  height: 600px;
  margin-right: 30px;
  border-radius: 40px;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  transform: rotate(0deg);
  transition: transform 0.3s ease;
}

.screenshot:hover {
  transform: rotate(2deg);
}

.screenshot-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* CTA Section */
.cta {
  padding: 100px 0;
  background: linear-gradient(
    135deg,
    var(--dark-purple),
    var(--primary-purple)
  );
  color: var(--light-text);
  text-align: center;
  border-radius: 40px;
  margin: 0 20px 100px;
}

.cta-title {
  font-size: 40px;
  margin-bottom: 20px;
  font-weight: 700;
}

.cta-desc {
  font-size: 20px;
  max-width: 700px;
  margin: 0 auto 40px;
  line-height: 1.5;
}

/* Footer */
footer {
  background: linear-gradient(
    135deg,
    var(--dark-purple),
    var(--primary-purple)
  );
  color: white;
  padding: 50px 0 30px;
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.footer-email {
  font-size: 20px;
  margin-bottom: 20px;
  color: #fff;
  text-decoration: none;
}

.footer-email:hover {
  text-decoration: underline;
  color: var(--light-purple);
}

.copyright {
  font-size: 16px;
  color: #ccc;
}

/* Responsive Design */
@media (max-width: 992px) {
  .hero-content {
    flex-direction: column;
  }

  .hero-text,
  .hero-image {
    width: 100%;
    text-align: center;
    padding: 0;
  }

  .hero-text {
    margin-bottom: 50px;
  }

  .hero-title {
    font-size: 48px;
  }

  .nav-links {
    display: none;
  }

  .feature-card {
    flex-direction: column;
    text-align: center;
  }

  .feature-icon {
    margin-right: 0;
    margin-bottom: 15px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 36px;
  }

  .hero-subtitle {
    font-size: 20px;
  }

  .section-title {
    font-size: 32px;
  }

  .cta-title {
    font-size: 32px;
  }

  .cta-desc {
    font-size: 18px;
  }

  .feature-card {
    padding: 20px;
  }
}

/* Animation Classes */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.appear {
  opacity: 1;
  transform: translateY(0);
}