/* Ghost Layer AI Brand Colors */
:root {
  --color-dark: #2C3E50;
  --color-primary: #3498DB;
  --color-accent: #00C9A7;
  --color-bg: #ECF0F1;
  --color-white: #fff;
  --color-grey: #7f8c8d;
}

body {
  font-family: 'Inter', Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-dark);
  margin: 0;
  padding: 0;
}

header {
  background: var(--color-dark);
  color: var(--color-white);
  padding: 0.5rem 0;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.brand-logo {
  height: 40px;
  width: 40px;
  margin-right: 0.6rem;
  border-radius: 8px;
  background: #fff;
  object-fit: contain;
  box-shadow: 0 1px 4px rgba(44,62,80,0.10);
}

.hero-mission {
  margin-top: 1.2rem;
  font-size: 1.05rem;
  color: #e6f2fa;
  font-style: italic;
  text-shadow: 0 1px 6px rgba(44,62,80,0.10);
}
.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.nav-links li a {
  color: var(--color-white);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

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

.nav-toggle {
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 2rem;
  display: none;
}

.hero {
  background: linear-gradient(120deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: var(--color-white);
  padding: 4rem 1.5rem 3rem 1.5rem;
  text-align: center;
  position: relative;
}

.hero-content h1 {
  font-size: 2.8rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.hero-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero-content .subtitle {
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.btn {
  padding: 0.7rem 1.5rem;
  border: none;
  border-radius: 4px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s;
  text-decoration: none;
  display: inline-block;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-dark);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.hero-img {
  margin-top: 2rem;
  width: 240px;
  max-width: 90vw;
  border-radius: 18px;
  box-shadow: 0 6px 24px rgba(44,62,80,0.18);
}

.section {
  max-width: 900px;
  margin: 3rem auto;
  padding: 2rem 1.5rem;
  background: var(--color-white);
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(44,62,80,0.07);
}

.section h2 {
  margin-top: 0;
  font-size: 2rem;
  font-weight: 700;
}

.prompt-section, .news-section, .explainer-section, .glossary-section, .newsletter-section {
  margin-bottom: 2.5rem;
}

.prompt-container {
  background: var(--color-bg);
  border-radius: 8px;
  padding: 1.2rem;
  margin-bottom: 0.6rem;
  min-height: 120px;
}

.prompt-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
}

.prompt-controls button {
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: 50%;
  width: 2.2rem;
  height: 2.2rem;
  font-size: 1.2rem;
  cursor: pointer;
  transition: background 0.2s;
}

.prompt-controls button:hover {
  background: var(--color-dark);
}

#prompt-indicators {
  display: flex;
  gap: 0.5rem;
}

#prompt-indicators span {
  display: inline-block;
  width: 10px;
  height: 10px;
  background: var(--color-grey);
  border-radius: 50%;
  opacity: 0.4;
  transition: opacity 0.2s;
}

#prompt-indicators .active {
  background: var(--color-primary);
  opacity: 1;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.news-item {
  background: var(--color-bg);
  border-radius: 6px;
  padding: 0.9rem 1rem;
  box-shadow: 0 1px 4px rgba(44,62,80,0.06);
}

.news-item h4 {
  margin: 0 0 0.3rem 0;
  font-size: 1.1rem;
  font-weight: 700;
}

.news-item a {
  color: var(--color-primary);
  text-decoration: underline;
  font-size: 0.98rem;
}

.explainer-content ul {
  margin: 0.7rem 0 0 1.2rem;
  padding: 0;
  font-size: 1rem;
}

.glossary {
  margin: 0.7rem 0 0 0;
}

.glossary dt {
  font-weight: 600;
  margin-top: 0.7rem;
}

.glossary dd {
  margin-left: 1.2rem;
  margin-bottom: 0.2rem;
  font-size: 0.99rem;
}

.newsletter-section form {
  display: flex;
  gap: 0.7rem;
  margin-top: 0.7rem;
}

.newsletter-section input[type="email"] {
  flex: 1;
  padding: 0.6rem;
  border: 1px solid var(--color-grey);
  border-radius: 4px;
  font-size: 1rem;
}

.paid-gated {
  text-align: center;
}

.paid-content-placeholder {
  margin: 2rem 0;
}

.pricing-tiers {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.tier {
  background: var(--color-bg);
  border-radius: 10px;
  box-shadow: 0 1px 8px rgba(44,62,80,0.08);
  padding: 1.5rem 1.2rem;
  min-width: 240px;
  max-width: 340px;
  flex: 1 1 250px;
}

.tier h3 {
  margin-top: 0;
  font-size: 1.2rem;
  font-weight: 700;
}

.tier .price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.8rem;
  display: block;
}

.tier ul {
  list-style: disc;
  padding-left: 1.2rem;
  margin: 0.8rem 0 0 0;
  font-size: 1rem;
}

footer {
  background: var(--color-dark);
  color: var(--color-white);
  text-align: center;
  padding: 1rem 0;
  margin-top: 3rem;
  font-size: 0.98rem;
}

.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0; top: 0;
  width: 100vw; height: 100vh;
  background: rgba(44,62,80,0.45);
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: var(--color-white);
  color: var(--color-dark);
  padding: 2rem 1.5rem;
  border-radius: 10px;
  max-width: 340px;
  margin: auto;
  text-align: center;
  position: relative;
  box-shadow: 0 8px 32px rgba(44,62,80,0.20);
}

.close-modal {
  position: absolute;
  top: 1rem; right: 1rem;
  font-size: 1.5rem;
  color: var(--color-grey);
  cursor: pointer;
}

@media (max-width: 700px) {
  .navbar {
    flex-direction: column;
    align-items: flex-start;
  }
  .nav-links {
    flex-direction: column;
    gap: 0.5rem;
    background: var(--color-dark);
    width: 100%;
    display: none;
    margin-top: 0.5rem;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-toggle {
    display: block;
    margin-left: auto;
  }
  .pricing-tiers {
    flex-direction: column;
    gap: 1.2rem;
  }
  .hero-content h1 {
    font-size: 2rem;
  }
  .hero-img {
    width: 90vw;
    max-width: 320px;
  }
}