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

body {
  font-family:
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    Helvetica,
    Arial,
    sans-serif;
  color: #1e2a2f;
  line-height: 1.5;
  overflow-x: hidden;
}

/* Parallax Background Container */
.parallax-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  background-image: url("https://images.unsplash.com/photo-1504674900247-0877df9cc836?q=80&w=2070&auto=format"); /* delicious feast theme */
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: translateZ(0);
  will-change: transform;
}

/* semi-transparent cyan overlay */
.parallax-bg::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(55, 178, 166, 0.55); /* cyan tone with transparency */
  backdrop-filter: brightness(0.98);
  z-index: 1;
}

/* Content wrapper to create scroll effect */
.site-wrapper {
  position: relative;
  background: transparent;
  z-index: 2;
}

/* Navigation */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
  padding: 1rem 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(55, 178, 166, 0.3);
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #1f6e64, #38b2a6);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.nav-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  font-weight: 600;
  color: #1f3b3a;
  transition: 0.2s;
  font-size: 1rem;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover {
  color: #2c7a6e;
  border-bottom-color: #2c9b8c;
}

/* Sections spacing */
section {
  padding: 5rem 2rem;
  max-width: 1300px;
  margin: 0 auto;
}

.container {
  width: 100%;
}

/* Banner */
.banner {
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 1.5rem;
}

.banner-content h1 {
  font-size: 4rem;
  font-weight: 800;
  background: linear-gradient(to right, #fff8e7, #e0f2f0);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  margin-bottom: 1rem;
}

.banner-content p {
  font-size: 1.4rem;
  color: #fef9e8;
  max-width: 700px;
  margin: 0 auto;
  font-weight: 500;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

.tagline {
  margin-top: 2rem;
  font-size: 1.2rem;
  color: #fff3db;
  font-weight: 500;
}

/* Intro & Features section using grid */
.intro-features {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(4px);
  border-radius: 48px;
  margin: 1rem auto 3rem auto;
  box-shadow: 0 25px 45px -12px rgba(0, 0, 0, 0.2);
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: #12423c;
  letter-spacing: -0.3px;
  position: relative;
  display: inline-block;
  width: 100%;
}
.section-title:after {
  content: "";
  display: block;
  width: 70px;
  height: 4px;
  background: #2c9b8c;
  margin: 0.8rem auto 0;
  border-radius: 4px;
}

.features-grid {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.feature-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
  justify-content: space-between;
}

.feature-row.reverse {
  flex-direction: row-reverse;
}

.feature-text {
  flex: 1.2;
  min-width: 240px;
}

.feature-text h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: #11554b;
}

.feature-text p {
  font-size: 1.05rem;
  color: #1f3b38;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.feature-img {
  flex: 1;
  text-align: center;
}

.app-screenshot {
  max-width: 280px;
  width: 100%;
  border-radius: 38px;
  box-shadow: 0 25px 40px -12px rgba(0, 0, 0, 0.35);
  border: 4px solid rgba(255, 255, 240, 0.9);
  transition: transform 0.3s ease;
}
.app-screenshot:hover {
  transform: scale(1.02);
}

/* Screenshot gallery */
.screenshot-gallery {
  background: rgba(245, 255, 250, 0.8);
  backdrop-filter: blur(4px);
  border-radius: 48px;
  text-align: center;
}
.gallery-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
}
.gallery-card {
  background: rgba(255, 255, 245, 0.7);
  border-radius: 36px;
  padding: 1rem;
  transition: all 0.25s;
  width: 220px;
  backdrop-filter: blur(2px);
}
.gallery-card img {
  width: 100%;
  border-radius: 28px;
  box-shadow: 0 15px 25px -8px rgba(0, 0, 0, 0.2);
  border: 2px solid rgba(70, 190, 170, 0.4);
}
.gallery-card p {
  margin-top: 1rem;
  font-weight: 500;
  color: #1c5e54;
}

/* Footer Contact */
.footer {
  background: rgba(20, 35, 33, 0.85);
  backdrop-filter: blur(8px);
  border-radius: 40px 40px 0 0;
  margin-top: 2rem;
  padding: 3rem 2rem 2rem;
  text-align: center;
  color: #eef6f3;
}
.footer h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: #cbf3ef;
}
.contact-email {
  font-size: 1.3rem;
  margin: 1.2rem 0;
  word-break: break-all;
}
.contact-email a {
  color: #ffefb9;
  text-decoration: none;
  border-bottom: 1px dashed #6ec3b5;
}
.copyright {
  font-size: 0.85rem;
  margin-top: 2rem;
  opacity: 0.8;
}

/* responsive */
@media (max-width: 900px) {
  .navbar {
    flex-direction: column;
    gap: 0.8rem;
    padding: 1rem;
  }
  .nav-links {
    gap: 1.2rem;
    justify-content: center;
  }
  .banner-content h1 {
    font-size: 2.6rem;
  }
  .banner-content p {
    font-size: 1.1rem;
  }
  section {
    padding: 3rem 1.5rem;
  }
  .feature-row,
  .feature-row.reverse {
    flex-direction: column;
    text-align: center;
  }
  .feature-text {
    text-align: center;
  }
  .app-screenshot {
    max-width: 240px;
  }
  .section-title {
    font-size: 2rem;
  }
}

@media (max-width: 550px) {
  .gallery-card {
    width: 160px;
  }
  .banner-content h1 {
    font-size: 2rem;
  }
  .navbar .logo {
    font-size: 1.5rem;
  }
}

/* smooth scroll behavior */
html {
  scroll-behavior: smooth;
}

/* additional small tweaks */
.highlight-text {
  font-weight: 600;
  color: #196b5f;
}