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

:root {
  --color-bg: #fafafa;
  --color-text: #1a1a1a;
  --color-muted: #555;
  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-card-bg: #fff;
  --color-border: rgba(128, 128, 128, 0.15);
  --color-stack-bg: #f0f0f0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0a0a0a;
    --color-text: #e5e5e5;
    --color-muted: #888;
    --color-accent: #3b82f6;
    --color-accent-hover: #60a5fa;
    --color-card-bg: #151515;
    --color-border: rgba(255, 255, 255, 0.1);
    --color-stack-bg: #1a1a1a;
  }
}

html {
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.mono {
  font-family: "JetBrains Mono", monospace;
}

/* Hero - Left aligned */
.hero {
  text-align: left;
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

h1 {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  letter-spacing: -0.02em;
}

.role {
  font-size: 1.1rem;
  color: var(--color-muted);
  margin-bottom: 1rem;
}

.value-statement {
  font-size: 1.15rem;
  color: var(--color-text);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.meta {
  font-size: 0.875rem;
  color: var(--color-muted);
}

/* Tech Stack */
.stack {
  margin-bottom: 2.5rem;
}

.stack h2 {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  margin-bottom: 0.75rem;
}

.stack-items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.stack-items span {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  padding: 0.35rem 0.65rem;
  background-color: var(--color-stack-bg);
  border-radius: 4px;
  color: var(--color-text);
}

/* Capability Cards */
.capabilities {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1.25rem;
}

.card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card .icon {
  font-size: 1.1rem;
}

.card ul {
  list-style: none;
  padding-left: 0;
}

.card li {
  font-size: 0.9rem;
  color: var(--color-muted);
  padding: 0.2rem 0;
  padding-left: 1rem;
  position: relative;
}

.card li::before {
  content: "·";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
}

/* Selected Work */
.work {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.work h2 {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  margin-bottom: 1rem;
}

.work-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.work-item {
  padding-left: 1rem;
  border-left: 2px solid var(--color-accent);
}

.work-item strong {
  font-size: 0.95rem;
  display: block;
  margin-bottom: 0.25rem;
}

.work-item p {
  font-size: 0.875rem;
  color: var(--color-muted);
}

/* How I Work */
.how-i-work {
  margin-bottom: 2rem;
}

.how-i-work h2 {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  margin-bottom: 0.75rem;
}

.how-i-work ul {
  list-style: none;
}

.how-i-work li {
  font-size: 0.9rem;
  color: var(--color-muted);
  padding: 0.25rem 0;
  padding-left: 1rem;
  position: relative;
}

.how-i-work li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

/* Philosophy */
.philosophy {
  font-style: italic;
  color: var(--color-muted);
  font-size: 0.95rem;
  margin-bottom: 2.5rem;
  padding-left: 1rem;
  border-left: 2px solid var(--color-border);
}

/* CTA */
.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 3rem;
}

.btn-primary {
  display: inline-block;
  padding: 0.65rem 1.25rem;
  background-color: var(--color-accent);
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  font-weight: 500;
  font-size: 0.9rem;
  transition: background-color 0.2s ease;
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  color: #fff;
}

.btn-secondary {
  display: inline-block;
  padding: 0.65rem 1.25rem;
  background-color: transparent;
  color: var(--color-text);
  text-decoration: none;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-weight: 500;
  font-size: 0.9rem;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Footer */
footer {
  display: flex;
  justify-content: space-between;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: 0.8rem;
}

/* Responsive */
@media (min-width: 640px) {
  main {
    padding: 4rem 2rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  .capabilities {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  main {
    padding: 5rem 2rem;
  }
}