* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'DM Sans', system-ui, sans-serif;
  color: #1A2B4A;
  background: #FFFFFF;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
.switzer { font-family: 'Switzer', system-ui, sans-serif; }
.eyebrow {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
nav {
  padding: 22px 48px;
  border-bottom: 0.5px solid rgba(26, 43, 74, 0.12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #FFFFFF;
}
.logo-lockup { display: flex; align-items: center; gap: 12px; }
.wordmark {
  font-family: 'Switzer', system-ui, sans-serif;
  font-weight: 600;
  font-size: 15px;
  color: #1A2B4A;
  letter-spacing: 0.02em;
}
.nav-links { display: flex; gap: 32px; align-items: center; font-size: 14px; }
.nav-links a { color: #1A2B4A; text-decoration: none; opacity: 0.7; transition: opacity 0.2s; }
.nav-links a:hover { opacity: 1; }
.nav-links a.cta { opacity: 1; }

section { padding: 120px 48px; }
.container { max-width: 1080px; margin: 0 auto; }

.hero { padding: 140px 48px 140px; }
.hero .eyebrow { color: #1BB58A; margin-bottom: 28px; }

/* Shared hero title style — used by .hero on the home page and .page-hero on skill pages.
   Update here and both pages stay in sync. */
.hero-title {
  font-family: 'Switzer', system-ui, sans-serif;
  font-weight: 600;
  font-size: 56px;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: #1A2B4A;
}
.hero h1 {
  margin-bottom: 36px;
  max-width: 820px;
}
.hero .thesis-body p {
  font-size: 19px;
  line-height: 1.6;
  color: #1A2B4A;
  opacity: 0.85;
  max-width: 660px;
  margin-bottom: 18px;
}
.hero .thesis-body p:last-child { margin-bottom: 0; }

.experiments { background: #F5F5F2; border-top: 0.5px solid rgba(26, 43, 74, 0.08); }
.experiments .eyebrow { color: #1A2B4A; opacity: 0.5; margin-bottom: 16px; }
.experiments h2 {
  font-family: 'Switzer', system-ui, sans-serif;
  font-weight: 500;
  font-size: 36px;
  letter-spacing: -0.005em;
  color: #1A2B4A;
  margin-bottom: 20px;
}
.experiments-intro {
  font-size: 16px;
  line-height: 1.65;
  color: #1A2B4A;
  opacity: 0.8;
  max-width: 640px;
  margin-bottom: 28px;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  align-items: center;
  padding: 16px 20px;
  margin-bottom: 32px;
  background: #FFFFFF;
  border: 0.5px solid rgba(26, 43, 74, 0.18);
  border-radius: 10px;
}
.legend-item { display: flex; align-items: center; gap: 10px; font-size: 13px; color: rgba(26, 43, 74, 0.75); line-height: 1.5; }
.legend-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.legend-item .type-name {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #1A2B4A;
  font-weight: 600;
}
.legend-item.tool svg { color: #1BB58A; }
.legend-item.skill svg { color: #1A2B4A; }
.legend-item.prompt svg { color: #1BB58A; }

.exp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.exp-card {
  background: #FFFFFF;
  border: 0.5px solid rgba(26, 43, 74, 0.18);
  border-radius: 12px;
  padding: 28px 28px 24px;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.exp-card:hover {
  border-color: rgba(27, 181, 138, 0.55);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(15, 22, 35, 0.04);
}
.exp-card.soon { border-style: dashed; border-color: rgba(26, 43, 74, 0.22); }
.exp-card.soon:hover { transform: none; box-shadow: none; border-color: rgba(26, 43, 74, 0.22); }
.exp-eyebrow {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #1BB58A;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.exp-eyebrow .type-icon { width: 14px; height: 14px; flex-shrink: 0; color: #1BB58A; }
.exp-eyebrow.type-skill { color: #1A2B4A; }
.exp-eyebrow.type-skill .type-icon { color: #1A2B4A; }
.exp-eyebrow.type-prompt { color: #1BB58A; }
.exp-eyebrow.type-prompt .type-icon { color: #1BB58A; }
.exp-eyebrow .sep { color: rgba(26, 43, 74, 0.3); }
.exp-eyebrow .status { color: rgba(26, 43, 74, 0.55); font-weight: 500; }
.exp-card h3 {
  font-family: 'Switzer', system-ui, sans-serif;
  font-weight: 500;
  font-size: 22px;
  color: #1A2B4A;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.exp-card p {
  font-size: 15px;
  line-height: 1.6;
  color: #1A2B4A;
  opacity: 0.75;
  flex: 1;
  margin-bottom: 20px;
}
.exp-cta { color: #1BB58A; font-size: 13px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; letter-spacing: 0.01em; }
.exp-card.soon .exp-cta { color: rgba(26, 43, 74, 0.5); }

.about { background: #FFFFFF; border-top: 0.5px solid rgba(26, 43, 74, 0.08); }
.about-inner { display: grid; grid-template-columns: 160px 1fr; gap: 40px; max-width: 800px; align-items: start; }
.avatar-photo { width: 160px; height: 160px; border-radius: 50%; object-fit: cover; display: block; }
.about .eyebrow { color: #1A2B4A; opacity: 0.5; margin-bottom: 12px; }
.about h3 {
  font-family: 'Switzer', system-ui, sans-serif;
  font-weight: 500;
  font-size: 26px;
  color: #1A2B4A;
  margin-bottom: 20px;
}
.about p { font-size: 16px; line-height: 1.65; color: #1A2B4A; opacity: 0.8; margin-bottom: 14px; }
.about p:last-child { margin-bottom: 0; }

.connect { background: #0F1623; padding: 140px 48px; }
.connect .eyebrow { color: #1BB58A; margin-bottom: 28px; }
.connect h2 {
  font-family: 'Switzer', system-ui, sans-serif;
  font-weight: 500;
  font-size: 40px;
  line-height: 1.2;
  letter-spacing: -0.005em;
  color: #F5F5F2;
  margin-bottom: 20px;
  max-width: 740px;
}
.connect p { font-size: 17px; line-height: 1.6; color: #F5F5F2; opacity: 0.7; margin-bottom: 36px; max-width: 540px; }
.email-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  background: #1BB58A;
  border-radius: 8px;
  color: #0F1623;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: opacity 0.2s;
}
.email-pill:hover { opacity: 0.9; }

@media (max-width: 768px) {
  section { padding: 80px 24px; }
  nav { padding: 18px 24px; }
  .nav-links { gap: 20px; font-size: 13px; }
  .nav-links a:not(.cta) { display: none; }
  .hero { padding: 80px 24px 80px; }
  .hero-title { font-size: 38px; }
  .hero .thesis-body p { font-size: 17px; }
  .experiments h2 { font-size: 28px; }
  .exp-grid { grid-template-columns: 1fr; }
  .legend { gap: 14px; padding: 14px 16px; }
  .exp-card { padding: 22px; }
  .connect { padding: 80px 24px; }
  .connect h2 { font-size: 28px; }
  .about-inner { grid-template-columns: 1fr; gap: 24px; }
  .avatar-photo { width: 120px; height: 120px; }
}