:root {
  --color-bg: #fffbf7;
  --color-text: #1a1a1a;
  --color-text-secondary: #64748b;
  --color-card-bg: #ffffff;
  --color-card-border: #f0e6db;
  --radius: 12px;
  --max-width: 960px;

  /* Accent palette */
  --coral: #ff6b6b;
  --amber: #f59e0b;
  --teal: #14b8a6;
  --indigo: #6366f1;
  --pink: #ec4899;
  --sky: #0ea5e9;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Hero */

.hero {
  text-align: center;
  padding: 80px 0 60px;
}

.hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--sky), var(--indigo) 50%, var(--teal));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero .name {
  font-size: 1.2rem;
  margin-bottom: 6px;
}

.hero .name a {
  color: var(--indigo);
  text-decoration: none;
  font-weight: 500;
}

.hero .name a:hover {
  text-decoration: underline;
}

.hero .tagline {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: 28px;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.social-links a {
  color: var(--color-text-secondary);
  transition: color 0.2s, transform 0.2s;
  display: flex;
  align-items: center;
  padding: 8px;
  border-radius: 8px;
}

.social-links a:hover {
  transform: translateY(-2px);
}

/* Brand colors on hover */
.social-links a[aria-label="LinkedIn"]:hover { color: #0a66c2; }
.social-links a[aria-label="X / Twitter"]:hover { color: #1a1a1a; }
.social-links a[aria-label="GitHub"]:hover { color: #333; }
.social-links a[aria-label="Instagram"]:hover { color: #e4405f; }

/* Projects */

.projects {
  padding-bottom: 80px;
}

.projects h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.project-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius);
  padding: 24px;
  padding-top: 20px;
  border-top: 3px solid var(--coral);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: box-shadow 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

/* Cycle accent colors across cards */
.project-card:nth-child(6n+1) { border-top-color: var(--coral); }
.project-card:nth-child(6n+2) { border-top-color: var(--amber); }
.project-card:nth-child(6n+3) { border-top-color: var(--teal); }
.project-card:nth-child(6n+4) { border-top-color: var(--indigo); }
.project-card:nth-child(6n+5) { border-top-color: var(--pink); }
.project-card:nth-child(6n+6) { border-top-color: var(--sky); }

.project-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.project-card h3 a {
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.15s;
}

.project-card:nth-child(6n+1) h3 a:hover { color: var(--coral); }
.project-card:nth-child(6n+2) h3 a:hover { color: var(--amber); }
.project-card:nth-child(6n+3) h3 a:hover { color: var(--teal); }
.project-card:nth-child(6n+4) h3 a:hover { color: var(--indigo); }
.project-card:nth-child(6n+5) h3 a:hover { color: var(--pink); }
.project-card:nth-child(6n+6) h3 a:hover { color: var(--sky); }

.project-card .description {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  flex: 1;
}

.project-card .visit-site {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--indigo);
  text-decoration: none;
  margin-bottom: 8px;
  transition: color 0.15s;
}

.project-card .visit-site:hover {
  text-decoration: underline;
}

.project-card .updated {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

/* Agents */

.agents {
  padding-bottom: 80px;
}

.agents h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.agents-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.agent-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius);
  padding: 24px;
  border-left: 3px solid var(--teal);
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: box-shadow 0.2s, transform 0.2s;
}

.agent-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.agent-card:nth-child(1) { border-left-color: var(--indigo); }
.agent-card:nth-child(2) { border-left-color: var(--teal); }

.agent-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

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

/* Previous Projects */

.previous-projects {
  padding-bottom: 80px;
}

.previous-projects h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.previous-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.previous-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius);
  padding: 24px;
  border-left: 3px solid var(--color-text-secondary);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.previous-card:nth-child(1) { border-left-color: var(--indigo); }
.previous-card:nth-child(2) { border-left-color: var(--amber); }

.previous-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.previous-card-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

.badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-acquired {
  background: #ecfdf5;
  color: #059669;
}

.badge-wound-down {
  background: #fef3c7;
  color: #b45309;
}

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

.previous-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 4px;
}

.previous-meta .dates {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.previous-meta .outcome {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  font-style: italic;
}

/* Loading & empty states */

.loading,
.empty,
.error {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px 0;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* Responsive */

@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero {
    padding: 60px 0 48px;
  }

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

@media (max-width: 480px) {
  .projects-grid,
  .previous-grid,
  .agents-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 48px 0 36px;
  }

  .hero h1 {
    font-size: 1.85rem;
  }
}