:root {
  --textColor: #444444;
  --backgroundColor: #ffffff;
  --appColor: #10b981;
  --appColorLight: #d1fae5;
  --appColorDark: #059669;
}

* {
  box-sizing: border-box;
}

img {
  max-width: 100%;
}

video {
  max-width: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  background-color: var(--backgroundColor);
  margin: 0;
  padding: 0;
}

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

@media screen and (min-width: 1400px) {
  main {
    max-width: 1000px;
  }
}

/* Hero Section */
.hero {
  display: flex;
  flex-flow: wrap;
  justify-content: center;
  align-items: center;
  min-height: 80vh;
  gap: 40px;
  padding: 40px 0;
}

.hero-image {
  flex: 1 1 400px;
  max-width: 500px;
}

.hero-image img {
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.hero-content {
  flex: 1 1 300px;
  max-width: 500px;
}

.hero h1 {
  font-size: 3em;
  margin: 0 0 0.2em 0;
  color: var(--textColor);
}

.tagline {
  font-size: 1.4em;
  color: var(--appColor);
  font-weight: 600;
  margin: 0 0 0.5em 0;
}

.subtitle {
  font-size: 1.1em;
  color: var(--textColor);
  margin: 0 0 1.5em 0;
}

.subtitle a {
  color: var(--appColor);
  text-decoration: underline;
}

.subtitle a:hover {
  color: var(--appColorDark);
}

.store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.store-buttons img {
  height: 40px;
  width: auto;
}

/* Problem Statement */
.problem-statement {
  background-color: var(--appColorLight);
  border-left: 4px solid var(--appColor);
  padding: 24px 32px;
  margin: 40px 0;
  border-radius: 0 8px 8px 0;
}

.problem-statement p {
  font-size: 1.2em;
  font-style: italic;
  color: var(--textColor);
  margin: 0;
  line-height: 1.6;
}

/* Feature Showcase Section */
.feature-showcase {
  padding: 60px 0;
}

.feature-showcase h2 {
  text-align: center;
  font-size: 2em;
  color: var(--textColor);
  margin-bottom: 60px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-bottom: 60px;
}

.feature-item:nth-child(even) {
  flex-direction: row-reverse;
}

.feature-item-image {
  flex: 0 0 280px;
  max-width: 280px;
}

.feature-item-image img {
  border-radius: 24px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.feature-item-content {
  flex: 1;
}

.feature-item-content h3 {
  color: var(--appColor);
  font-size: 1.5em;
  margin: 0 0 12px 0;
}

.feature-item-content p {
  color: var(--textColor);
  font-size: 1.1em;
  line-height: 1.6;
  margin: 0;
}

/* Simple Features Grid (for features without images) */
.features-simple {
  padding: 40px 0;
}

.features-simple h2 {
  text-align: center;
  font-size: 1.6em;
  color: var(--textColor);
  margin-bottom: 30px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  background: #fafafa;
  border-radius: 12px;
  padding: 24px;
  border: 1px solid #eee;
}

.feature-card h3 {
  color: var(--appColor);
  font-size: 1.1em;
  margin: 0 0 8px 0;
}

.feature-card p {
  color: var(--textColor);
  font-size: 0.95em;
  line-height: 1.5;
  margin: 0;
}

/* Badges Section */
.badges {
  padding: 40px 0;
  text-align: center;
}

.badges h2 {
  font-size: 1.4em;
  color: var(--textColor);
  margin-bottom: 20px;
}

.badges-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.badge {
  background: var(--appColorLight);
  color: var(--appColorDark);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9em;
  font-weight: 500;
}

/* Works Everywhere Section */
.works-everywhere {
  padding: 60px 0;
  text-align: center;
}

.works-everywhere h2 {
  font-size: 1.8em;
  color: var(--textColor);
  margin-bottom: 40px;
}

.platform-images {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  align-items: flex-end;
}

.platform-image {
  flex: 1 1 300px;
  max-width: 420px;
}

.platform-image img {
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.platform-image p {
  margin-top: 12px;
  font-size: 0.95em;
  color: var(--textColor);
}

/* Founder CTA */
.founder-cta {
  background: linear-gradient(135deg, var(--appColorLight) 0%, #f0fdf4 100%);
  border-radius: 16px;
  padding: 40px;
  margin: 40px 0;
  text-align: center;
}

.founder-cta p {
  font-size: 1.1em;
  color: var(--textColor);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto 20px auto;
}

.founder-cta a {
  color: var(--appColor);
  font-weight: 600;
  text-decoration: none;
}

.founder-cta a:hover {
  text-decoration: underline;
}

/* Footer */
footer {
  padding: 40px 20px;
  text-align: center;
  font-weight: 500;
  color: var(--textColor);
}

.footer-link {
  font-size: 0.85em;
  color: var(--appColor);
  text-decoration: none;
}

.footer-link:hover {
  text-decoration: underline;
}

p {
  margin: 0 0 1em 0;
  font-weight: 500;
  color: var(--textColor);
}

a {
  text-decoration: none;
}

/* Responsive */
@media screen and (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 20px 0;
  }

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

  .tagline {
    font-size: 1.2em;
  }

  .feature-item {
    flex-direction: column !important;
    text-align: center;
    gap: 24px;
  }

  .feature-item-image {
    flex: 0 0 auto;
    max-width: 220px;
  }

  .feature-showcase h2 {
    margin-bottom: 40px;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .problem-statement {
    padding: 20px 24px;
  }

  .founder-cta {
    padding: 30px 20px;
  }
}