/* ------------------------------------------------
   if you're reading this: hi.
   not much here. that's the point.
   ------------------------------------------------ */

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

:root {
  --fg: #1a1a1a;
  --fg-dim: #666;
  --bg: #fafaf8;
  --accent: #2d5016;
  --link: #1a5276;
  --link-hover: #0e3a5c;
  --border: #ddd;
  --radius: 2px;
  --mono: 'SF Mono', 'Menlo', 'Consolas', monospace;
  --sans: -apple-system, 'Segoe UI', system-ui, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --fg: #e0e0e0;
    --fg-dim: #999;
    --bg: #111;
    --accent: #7db85b;
    --link: #6db3d6;
    --link-hover: #9dcbea;
    --border: #333;
  }
}

:root[data-theme="dark"] {
  --fg: #e0e0e0;
  --fg-dim: #999;
  --bg: #111;
  --accent: #7db85b;
  --link: #6db3d6;
  --link-hover: #9dcbea;
  --border: #333;
}

:root[data-theme="light"] {
  --fg: #1a1a1a;
  --fg-dim: #666;
  --bg: #fafaf8;
  --accent: #2d5016;
  --link: #1a5276;
  --link-hover: #0e3a5c;
  --border: #ddd;
}

html {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background 0.3s ease, color 0.3s ease;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
  .cursor { animation: none !important; opacity: 1; }
}

a {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

a:hover, a:focus {
  color: var(--link-hover);
  border-bottom-color: var(--link-hover);
}

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* layout */

.container {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

header {
  padding: 20px 0;
}

main {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 40px 0;
}

footer {
  padding: 24px 0;
  border-top: 1px solid var(--border);
}

footer p {
  font-size: 0.8rem;
  color: var(--fg-dim);
}

/* theme toggle */

.theme-toggle {
  float: right;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--fg-dim);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.75rem;
  padding: 4px 10px;
  transition: border-color 0.2s, color 0.2s;
  line-height: 1.4;
}

.theme-toggle:hover {
  border-color: var(--fg-dim);
  color: var(--fg);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* content */

.name {
  font-family: var(--mono);
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: -0.5px;
  margin-bottom: 2px;
  color: var(--fg);
}

.cursor {
  display: inline-block;
  width: 2px;
  height: 1.2em;
  background: var(--accent);
  vertical-align: text-bottom;
  margin-left: 2px;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.tagline {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--fg-dim);
  margin-bottom: 32px;
}

.about {
  margin-bottom: 32px;
  max-width: 520px;
}

.about p {
  margin-bottom: 12px;
}

.about p:last-child {
  margin-bottom: 0;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
  font-family: var(--mono);
  font-size: 0.85rem;
}

nav a::before {
  content: '~ ';
  color: var(--fg-dim);
}

.blog-hint {
  margin-top: 32px;
  font-size: 0.85rem;
  color: var(--fg-dim);
  font-family: var(--mono);
}

/* responsive */

@media (max-width: 480px) {
  html { font-size: 16px; }
  .name { font-size: 1.4rem; }
  main { padding: 24px 0; }
}