/* Codeagogo Landing Page */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --brand: #6366f1;
  --brand-hover: #4f46e5;
  --brand-light: #f0f4ff;
  --text: #1d1d1f;
  --text-secondary: #555;
  --text-tertiary: #999;
  --border: #e0e0e0;
  --border-light: #eee;
  --bg-alt: #f8f9fb;
  --shadow: rgba(0,0,0,0.08);
  --shadow-strong: rgba(0,0,0,0.12);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: #fff;
  line-height: 1.5;
}

/* Hero */
.hero {
  text-align: center;
  padding: 80px 24px 60px;
  background: linear-gradient(180deg, var(--brand-light) 0%, #fff 100%);
}
.hero-icon {
  width: 128px; height: 128px; border-radius: 28px;
  margin: 0 auto 28px; overflow: hidden;
  box-shadow:
    0 0 0 6px rgba(255,255,255,0.7),
    0 0 40px 8px rgba(99,102,241,0.2),
    0 12px 40px rgba(0,0,0,0.15);
}
.hero-icon img { width: 100%; height: 100%; display: block; }
.hero h1 {
  font-size: 48px; font-weight: 700;
  letter-spacing: -1px; margin-bottom: 16px;
}
.hero .tagline {
  font-size: 20px; color: var(--text-secondary);
  max-width: 640px; margin: 0 auto 12px; line-height: 1.5;
}
.hero .works-everywhere {
  font-size: 17px; color: var(--brand);
  font-weight: 600; margin-bottom: 32px;
}

/* Buttons */
.btn-group {
  display: flex; gap: 12px;
  justify-content: center; flex-wrap: wrap;
}
.btn {
  padding: 14px 28px; border-radius: 10px;
  font-size: 16px; font-weight: 600;
  text-decoration: none; border: none; cursor: pointer;
  transition: all 0.2s;
  display: inline-flex; align-items: center; gap: 10px;
}
.btn svg { width: 20px; height: 20px; flex-shrink: 0; }
.btn-primary { background: var(--brand); color: white; }
.btn-primary:hover { background: var(--brand-hover); }
.btn-outline {
  background: transparent; color: var(--brand);
  border: 1px solid var(--brand);
}
.btn-outline:hover { background: var(--brand-light); }
.btn-secondary {
  background: white; color: #333;
  border: 1px solid #ddd;
}
.btn-secondary:hover { border-color: #999; }

/* Hero screenshot */
.hero-screenshot {
  max-width: 720px; margin: 48px auto 0;
  border-radius: 12px; overflow: hidden;
  box-shadow: 0 12px 48px var(--shadow-strong);
  border: 1px solid #d0d5dd;
}
.hero-screenshot img {
  width: 100%; height: auto; display: block;
}
.hero-screenshot .placeholder {
  background: #e8ecf4; height: 380px;
  display: flex; align-items: center;
  justify-content: center; color: #888; font-size: 16px;
}

/* Feature sections */
.feature {
  display: flex; align-items: center; gap: 60px;
  max-width: 1000px; margin: 0 auto; padding: 80px 24px;
}
.feature.reverse { flex-direction: row-reverse; }
.feature-text { flex: 1; }
.feature-text .label {
  font-size: 13px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.5px;
  color: var(--brand); margin-bottom: 8px;
}
.feature-text h2 {
  font-size: 32px; font-weight: 700;
  margin-bottom: 12px; letter-spacing: -0.5px;
}
.feature-text p {
  font-size: 17px; color: var(--text-secondary); line-height: 1.6;
}
.feature-image {
  flex: 1; border-radius: 12px; overflow: hidden;
  box-shadow: 0 8px 32px var(--shadow);
  border: 1px solid #d0d5dd;
}
.feature-image img {
  width: 100%; height: auto; display: block;
}

/* Full-width stacked layout for features with GIFs/large images */
.feature.stacked {
  flex-direction: column; gap: 24px; text-align: center;
}
.feature.stacked .feature-text { max-width: 640px; }
.feature.stacked .feature-image {
  width: 100%; max-width: 800px;
}
.feature-image .placeholder {
  background: #e8ecf4; height: 320px;
  display: flex; align-items: center;
  justify-content: center; color: #888; font-size: 14px;
}
.feature-divider {
  max-width: 900px; margin: 0 auto;
  border: none; border-top: 1px solid var(--border-light);
}

/* Hotkeys strip */
.hotkeys {
  background: var(--bg-alt);
  padding: 60px 24px; text-align: center;
}
.hotkeys h2 { font-size: 28px; font-weight: 700; margin-bottom: 8px; }
.hotkeys .subtitle {
  color: var(--text-secondary);
  font-size: 17px; margin-bottom: 32px;
}
.hotkey-grid {
  display: flex; gap: 16px;
  justify-content: center; flex-wrap: wrap;
  max-width: 800px; margin: 0 auto;
}
.hotkey-card {
  background: white; border: 1px solid var(--border);
  border-radius: 10px; padding: 20px; width: 145px;
  text-align: center;
}
.hotkey-card .keys {
  font-family: 'SF Mono', Menlo, monospace; font-size: 12px;
  background: #f0f0f0; padding: 4px 8px; border-radius: 6px;
  display: inline-block; margin-bottom: 8px; color: #333;
}
.hotkey-card .action { font-size: 14px; font-weight: 600; }

/* Code systems */
.systems {
  text-align: center; padding: 48px 24px;
  max-width: 700px; margin: 0 auto;
}
.systems h2 { font-size: 28px; font-weight: 700; margin-bottom: 8px; }
.systems .subtitle {
  color: var(--text-secondary);
  font-size: 17px; margin-bottom: 24px;
}
.system-tags {
  display: flex; gap: 10px;
  justify-content: center; flex-wrap: wrap;
}
.system-tag {
  background: var(--brand-light); color: #4338ca;
  padding: 8px 16px; border-radius: 20px;
  font-size: 14px; font-weight: 600;
}

/* Bottom CTA */
.cta {
  text-align: center; padding: 80px 24px;
  background: linear-gradient(180deg, #fff 0%, var(--brand-light) 100%);
}
.cta h2 { font-size: 36px; font-weight: 700; margin-bottom: 12px; }
.cta p {
  font-size: 18px; color: var(--text-secondary);
  max-width: 500px; margin: 0 auto 32px; line-height: 1.5;
}
.cta-links {
  display: flex; gap: 24px;
  justify-content: center; flex-wrap: wrap; margin-top: 16px;
}
.cta-links a {
  color: var(--brand); text-decoration: none;
  font-size: 15px; font-weight: 500;
}
.cta-links a:hover { text-decoration: underline; }

/* Footer */
footer {
  text-align: center; padding: 32px 24px;
  color: var(--text-tertiary); font-size: 13px;
  border-top: 1px solid var(--border-light);
}
footer a { color: #666; text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer p + p { margin-top: 8px; }

/* Responsive */
@media (max-width: 768px) {
  .feature, .feature.reverse {
    flex-direction: column; gap: 32px; padding: 48px 24px;
  }
  .hero h1 { font-size: 36px; }
  .feature-text h2 { font-size: 26px; }
  .hero .tagline { font-size: 18px; }
  .hero .works-everywhere { font-size: 15px; }
}