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

body {
  font-family:
    "Inter",
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    Helvetica,
    Arial,
    sans-serif;
  background: #0a0a1a;
  color: #f0eef7;
  line-height: 1.5;
  scroll-behavior: smooth;
}

/* background image + dark overlay + gradient blend */
.bg-layer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  background-image: url("https://images.pexels.com/photos/1346167/pexels-photo-1346167.jpeg?auto=compress&cs=tinysrgb&w=1600");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* dark semi-transparent + gradient overlay (dark blue to purple) */
.bg-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: linear-gradient(
    135deg,
    rgba(10, 20, 45, 0.85) 0%,
    rgba(45, 20, 70, 0.88) 100%
  );
  backdrop-filter: brightness(0.96);
}

/* main container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  position: relative;
  z-index: 2;
}

/* ----- navigation (header) ----- */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  margin-bottom: 2.5rem;
}

.logo h1 {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(130deg, #fff, #d9b4ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -0.5px;
}

.logo p {
  font-size: 0.75rem;
  letter-spacing: 1px;
  color: #cdb5ff;
  margin-top: 4px;
}

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

.nav-links a {
  text-decoration: none;
  font-weight: 500;
  color: #f0eef7;
  transition: 0.2s;
  font-size: 1rem;
  letter-spacing: 0.3px;
  position: relative;
}

.nav-links a:hover {
  color: #e6c8ff;
  text-shadow: 0 0 6px rgba(200, 160, 255, 0.6);
}

/* footer navigation style */
.footer-nav {
  display: flex;
  gap: 2rem;
  justify-content: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.footer-nav a {
  text-decoration: none;
  color: #ddd3ff;
  font-size: 0.9rem;
  transition: 0.2s;
}

.footer-nav a:hover {
  color: white;
  text-decoration: underline;
}

/* section styles */
section {
  margin-bottom: 6rem;
  scroll-margin-top: 80px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 600;
  margin-bottom: 2rem;
  background: linear-gradient(to right, #f0eef7, #cdb5ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -0.3px;
}

/* banner area */
.banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  margin-top: 1rem;
  margin-bottom: 3rem;
}

.banner-text {
  flex: 1.2;
}

.banner-text h2 {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.banner-highlight {
  color: #e2b6ff;
  text-shadow: 0 2px 10px rgba(156, 76, 255, 0.3);
}

.banner-text p {
  font-size: 1.2rem;
  color: #ddd2fc;
  margin: 1.2rem 0 1.8rem 0;
  max-width: 550px;
}

.banner-illus {
  flex: 0.9;
  display: flex;
  justify-content: center;
}

.mockup-card {
  background: rgba(20, 15, 45, 0.45);
  backdrop-filter: blur(8px);
  border-radius: 2rem;
  padding: 0.8rem;
  box-shadow: 0 20px 35px -12px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(200, 170, 255, 0.25);
}

.mockup-img {
  width: 260px;
  height: auto;
  border-radius: 1.5rem;
  display: block;
  box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.4);
}

/* intro & features split layout: multiple segments */
.feature-grid {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.feature-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
  background: rgba(15, 12, 35, 0.4);
  backdrop-filter: blur(4px);
  border-radius: 2rem;
  padding: 1.8rem;
  border: 1px solid rgba(210, 180, 255, 0.2);
  transition: transform 0.2s ease;
}

.feature-row:hover {
  border-color: rgba(210, 180, 255, 0.5);
  background: rgba(25, 18, 55, 0.6);
}

.feature-desc {
  flex: 1;
}

.feature-desc h3 {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
  color: #f0e2ff;
}

.feature-desc p {
  color: #cfc5f0;
  line-height: 1.5;
}

.feature-media {
  flex: 0.8;
  display: flex;
  justify-content: center;
}

.screenshot-img {
  width: 200px;
  border-radius: 1.5rem;
  box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.5);
  transition: all 0.3s;
  border: 1px solid rgba(255, 215, 255, 0.3);
}

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

/* optional screenshot section (extra) */
.screenshot-showcase {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
}

.screenshot-card {
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(6px);
  border-radius: 2rem;
  padding: 0.6rem;
  transition: 0.2s;
}

.screenshot-card img {
  width: 180px;
  border-radius: 1.2rem;
  display: block;
}

/* footer */
.footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  text-align: center;
  font-size: 0.9rem;
}

.contact-info {
  margin-bottom: 1rem;
  font-size: 1rem;
}

.contact-info a {
  color: #ddc9ff;
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px dotted #a57eff;
}

.copyright {
  color: #a9a0c7;
  font-size: 0.8rem;
}

/* responsive */
@media (max-width: 850px) {
  .container {
    padding: 1rem 1.5rem;
  }
  .navbar {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  .nav-links {
    gap: 1.8rem;
    flex-wrap: wrap;
    justify-content: center;
  }
  .banner-text h2 {
    font-size: 2.4rem;
  }
  .section-title {
    font-size: 2rem;
  }
  .feature-row {
    flex-direction: column;
    text-align: center;
    padding: 1.5rem;
  }
  .reverse {
    flex-direction: column;
  }
  .feature-media {
    order: 2;
  }
  .feature-desc {
    order: 1;
  }
  .mockup-img {
    width: 220px;
  }
  .screenshot-img {
    width: 160px;
  }
}

@media (max-width: 480px) {
  .banner-text h2 {
    font-size: 2rem;
  }
  .nav-links {
    gap: 1.2rem;
  }
  .section-title {
    font-size: 1.8rem;
  }
  .mockup-img {
    width: 200px;
  }
}

/* smooth anchor offset fix */
html {
  scroll-padding-top: 90px;
}

button,
a {
  cursor: pointer;
}

.voice-note-tag {
  background: rgba(180, 130, 255, 0.2);
  border-radius: 50px;
  padding: 0.2rem 0.8rem;
  display: inline-block;
  font-size: 0.75rem;
  margin-top: 0.8rem;
}

.glint-quote {
  font-style: italic;
  border-left: 3px solid #b78eff;
  padding-left: 1rem;
  margin-top: 1rem;
}