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

:root {
  --color-bg: #fafafa;
  --color-text: #1a1a1a;
  --color-text-secondary: #666;
  --color-accent: #0085ff;
  --color-accent-hover: #0070d9;
  --color-border: #e5e5e5;
  --font-sans: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
}

html {
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Landing Page */
.landing {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4rem 2rem;
  text-align: center;
}

.landing-content {
  max-width: 1000px;
}

.app-icon {
  width: 140px;
  height: 140px;
  border-radius: 31px;
  margin: 0 auto 2.5rem;
  display: block;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.headline {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.tagline {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: 3rem;
  line-height: 1.5;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.cta-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-text);
  color: white;
  padding: 1rem 2rem;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 500;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.btn-primary svg {
  width: 22px;
  height: 22px;
}

.coming-soon {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.features {
  display: flex;
  gap: 3rem;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--color-border);
  justify-content: center;
}

.feature {
  text-align: center;
}

.feature-icon {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.feature-text {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* Hero Screenshot */
.hero-screenshot {
  margin-top: 4rem;
  display: flex;
  justify-content: center;
}

.hero-screenshot img {
  width: 100%;
  max-width: 900px;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 5rem;
  text-align: left;
}

.feature-card {
  padding: 1.5rem;
  background: white;
  border-radius: 12px;
  border: 1px solid var(--color-border);
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* Screenshots Grid */
.screenshots {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 4rem;
  justify-content: center;
}

.screenshots img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

.screenshots img:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
}

.footer-links {
  margin-top: 5rem;
  display: flex;
  gap: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.15s;
}

.footer-links a:hover {
  color: var(--color-text);
}

.footer-divider {
  width: 4px;
  height: 4px;
  background: var(--color-border);
  border-radius: 50%;
}

/* Legal Pages */
.legal {
  max-width: 680px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.legal-header {
  margin-bottom: 3rem;
}

.legal-header .back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  margin-bottom: 2rem;
  transition: color 0.15s;
}

.legal-header .back-link:hover {
  color: var(--color-text);
}

.legal-header h1 {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.legal-header .last-updated {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.legal-content h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.legal-content p {
  margin-bottom: 1rem;
  color: #333;
}

.legal-content ul {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

.legal-content li {
  margin-bottom: 0.5rem;
  color: #333;
}

.legal-content a {
  color: var(--color-accent);
  text-decoration: none;
}

.legal-content a:hover {
  text-decoration: underline;
}

/* Support Page */
.support-intro {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-top: 0.5rem;
}

.faq-list {
  margin-top: 1.5rem;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 0;
}

.faq-item summary {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 1.25rem 0;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--color-text-secondary);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  content: "\2212";
}

.faq-item p {
  padding-bottom: 1.25rem;
  color: #555;
  line-height: 1.65;
}

.tally-form-container {
  margin-top: 1.5rem;
  min-height: 400px;
}

.tally-form-container iframe {
  border: none;
}

/* Responsive */
@media (max-width: 900px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .screenshots {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .landing {
    padding: 2rem 1.5rem;
  }

  .headline {
    font-size: 2rem;
  }

  .tagline {
    font-size: 1.1rem;
  }

  .features {
    flex-direction: column;
    gap: 1.5rem;
  }

  .footer-links {
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
  }

  .footer-divider {
    display: none;
  }

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

  .screenshots img {
    max-width: 100%;
  }

  .legal {
    padding: 2rem 1.5rem;
  }

  .legal-header h1 {
    font-size: 1.75rem;
  }
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.92);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90%;
  max-height: 80vh;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: white;
  font-size: 2.5rem;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;
  line-height: 1;
}

.lightbox-close:hover {
  opacity: 1;
}

.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  font-size: 2rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  border-radius: 8px;
  opacity: 0.7;
  transition: opacity 0.2s, background 0.2s;
}

.lightbox-prev:hover,
.lightbox-next:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
  left: 1.5rem;
}

.lightbox-next {
  right: 1.5rem;
}

.lightbox-caption {
  color: white;
  font-size: 1rem;
  margin-top: 1.5rem;
  opacity: 0.8;
}

.lightbox-counter {
  color: white;
  font-size: 0.85rem;
  margin-top: 0.5rem;
  opacity: 0.5;
}

@media (max-width: 640px) {
  .lightbox-prev,
  .lightbox-next {
    padding: 0.75rem 1rem;
    font-size: 1.5rem;
  }

  .lightbox-prev {
    left: 0.5rem;
  }

  .lightbox-next {
    right: 0.5rem;
  }
}