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

:root {
  --primary-color: #8a2be2;
  --secondary-color: #4169e1;
  --accent-color: #9370db;
  --light-color: #f8f7ff;
  --dark-color: #333344;
  --text-color: #333;
  --text-light: #666;
  --transition: all 0.3s ease;
}

body {
  font-family: "Poppins", sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: #f9f9ff;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.8);
  transition: var(--transition);
}

header.scrolled {
  padding: 15px 0;
  background-color: rgba(255, 255, 255, 0.98);
}

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

.logo {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary-color);
  text-decoration: none;
  display: flex;
  align-items: center;
}

.logo span {
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.logo i {
  margin-right: 8px;
  font-size: 1.6rem;
}

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

.nav-links li {
  margin-left: 2rem;
}

.nav-links a {
  color: var(--dark-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  padding: 5px 0;
  position: relative;
}

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

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  transition: width 0.3s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--dark-color);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("./photo-1560066984-138dadb4c035.avif");
  background-size: cover;
  background-position: center;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(138, 43, 226, 0.15),
    rgba(65, 105, 225, 0.15)
  );
  z-index: -1;
}

.hero-content {
  width: 100%;
  max-width: 600px;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-subtitle {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--dark-color);
  margin-bottom: 2rem;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-color);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

/* App Screenshots */
.app-screenshots {
  padding: 80px 0;
  background-color: var(--light-color);
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 2.5rem;
  color: var(--dark-color);
}

.section-title span {
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.screenshot-container {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 30px;
  margin-top: 40px;
}

.screenshot-placeholder {
  width: 180px;
  height: 405px; /* 4:9 aspect ratio */
  border-radius: 30px;
  background: linear-gradient(135deg, #e0c3fc, #8ec5fc);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
  position: relative;
  overflow: hidden;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.screenshot-placeholder:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.screenshot-placeholder:nth-child(2) {
  background: linear-gradient(135deg, #a3bded, #6991c7);
}

.screenshot-placeholder:nth-child(3) {
  background: linear-gradient(135deg, #d299c2, #fef9d7);
}

.screenshot-placeholder:nth-child(4) {
  background: linear-gradient(135deg, #89f7fe, #66a6ff);
}

.screenshot-content {
  position: absolute;
  top: 20px;
  left: 10px;
  right: 10px;
  bottom: 20px;
  background-color: white;
  border-radius: 20px;
  padding: 15px;
  display: flex;
  flex-direction: column;
}

.screenshot-header {
  height: 40px;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border-radius: 10px;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  padding: 0 15px;
  color: white;
  font-weight: 600;
}

.screenshot-body {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.screenshot-line {
  height: 10px;
  border-radius: 5px;
  background-color: #f0f0f0;
}

.screenshot-line.short {
  width: 60%;
}

.screenshot-line.medium {
  width: 80%;
}

.screenshot-image {
  height: 120px;
  border-radius: 10px;
  background: linear-gradient(90deg, #e6e6fa, #d8bfd8);
  margin: 10px 0;
}

/* Features Section */
.features {
  padding: 80px 0;
  background-color: white;
}

.feature-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 40px;
}

.feature {
  padding: 30px;
  border-radius: 20px;
  background-color: #f9f9ff;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.feature:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.8rem;
  color: white;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
}

.feature h3 {
  font-size: 1.5rem;
  color: var(--dark-color);
  margin-bottom: 15px;
}

.feature p {
  color: var(--text-light);
}

/* Description Section */
.description {
  padding: 80px 0;
  background-color: #f5f3ff;
}

.description-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.description-text {
  font-size: 1.1rem;
  line-height: 1.7;
}

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

.highlight {
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 600;
}

/* CTA Section */
.cta {
  padding: 80px 0;
  text-align: center;
  background: linear-gradient(
    135deg,
    rgba(138, 43, 226, 0.05),
    rgba(65, 105, 225, 0.05)
  );
}

.cta h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  color: var(--dark-color);
}

.cta p {
  font-size: 1.2rem;
  max-width: 700px;
  margin: 0 auto 2.5rem;
  color: var(--text-light);
}

.tagline {
  font-size: 1.8rem;
  font-weight: 700;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 2rem;
}

/* Footer */
footer {
  background-color: var(--dark-color);
  color: white;
  padding: 60px 0 30px;
}

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

.footer-logo {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 20px;
  color: white;
  text-decoration: none;
  display: flex;
  align-items: center;
}

.footer-logo i {
  margin-right: 10px;
}

.contact-info {
  margin-bottom: 30px;
}

.contact-info a {
  color: white;
  text-decoration: none;
  font-size: 1.1rem;
  transition: var(--transition);
}

.contact-info a:hover {
  color: var(--accent-color);
}

.copyright {
  color: #aaa;
  font-size: 0.9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  width: 100%;
}

/* Responsive Design */
@media (max-width: 992px) {
  .description-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero h1 {
    font-size: 2.8rem;
  }
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: white;
    flex-direction: column;
    align-items: center;
    padding: 20px 0;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    transition: var(--transition);
    z-index: 999;
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-links li {
    margin: 15px 0;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-subtitle {
    font-size: 1.3rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .screenshot-placeholder {
    width: 160px;
    height: 360px;
  }
}

@media (max-width: 576px) {
  .hero {
    padding: 100px 0 60px;
  }

  .screenshot-placeholder {
    width: 140px;
    height: 315px;
  }

  .feature-container {
    grid-template-columns: 1fr;
  }
}