:root {
  --page-bg: #0b1020;
  --surface: #111827;
  --border: #1f2937;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #3b82f6;
  --radius-md: 12px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
}

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

body {
  margin: 0;
  background: var(--page-bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-3);
}

.page-header {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.page-header h1 {
  margin: 0;
  font-size: clamp(28px, 3vw, 36px);
  letter-spacing: -0.02em;
}

.page-header p {
  margin: 0;
  color: var(--muted);
  max-width: 720px;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-3);
  list-style: none;
  padding: 0;
  margin: 0;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  position: relative;
  transition: border-color 120ms ease, background-color 120ms ease;
}

.project-card:hover {
  border-color: rgba(59, 130, 246, 0.6);
  background-color: #0f172a;
}

.project-card:focus-within {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.project-body {
  display: grid;
  gap: var(--space-1);
}

.project-tag {
  align-self: flex-start;
  margin: 0;
  padding: var(--space-1) var(--space-2);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

.project-title {
  margin: 0;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.project-description {
  margin: 0;
  color: var(--muted);
}

.stretched-link {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
  text-indent: -9999px;
}

.stretched-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}