:root {
  --bg: #0a0a12;
  --bg-card: #12121f;
  --fg: #d8d8e8;
  --cyan: #2de2e6;
  --magenta: #f640ae;
  --yellow: #f9c80e;
  --border: #2a2a45;
  --px-font: 'Press Start 2P', 'Microsoft YaHei', monospace;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: ui-monospace, 'SF Mono', Menlo, 'PingFang SC', 'Microsoft YaHei', monospace;
  line-height: 1.7;
  min-height: 100vh;
}

/* CRT scanlines */
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.18) 0px,
    rgba(0, 0, 0, 0.18) 1px,
    transparent 1px,
    transparent 3px
  );
  z-index: 100;
}

/* Language toggle */
#lang-toggle {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 200;
  font-family: var(--px-font);
  font-size: 12px;
  padding: 10px 14px;
  background: var(--bg-card);
  color: var(--cyan);
  border: 2px solid var(--cyan);
  cursor: pointer;
  image-rendering: pixelated;
}
#lang-toggle:hover {
  background: var(--cyan);
  color: var(--bg);
  box-shadow: 0 0 12px var(--cyan);
}

/* Hero */
.hero {
  text-align: center;
  padding: 96px 20px 56px;
}
.hero-title {
  font-family: var(--px-font);
  font-size: clamp(40px, 10vw, 72px);
  color: var(--cyan);
  text-shadow: 4px 4px 0 var(--magenta);
  letter-spacing: 0.1em;
}
.hero-sub {
  margin-top: 24px;
  font-size: 16px;
  color: var(--fg);
}
.hero-gh {
  display: inline-block;
  margin-top: 16px;
  color: var(--yellow);
  text-decoration: none;
  border-bottom: 2px dashed var(--yellow);
}
.hero-gh:hover { text-shadow: 0 0 8px var(--yellow); }

/* Works section */
.section-title {
  font-family: var(--px-font);
  font-size: clamp(14px, 3vw, 20px);
  color: var(--magenta);
  text-align: center;
  margin: 24px 20px 40px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px 64px;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 2px solid var(--border);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.card:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 16px rgba(45, 226, 230, 0.35);
  animation: jitter 0.25s steps(2) 1;
}
@keyframes jitter {
  25% { transform: translate(-2px, 1px); }
  75% { transform: translate(2px, -1px); }
}
.card-icon { font-size: 32px; }
.card h3 {
  font-family: var(--px-font);
  font-size: 13px;
  color: var(--yellow);
  line-height: 1.8;
}
.card p { font-size: 14px; flex: 1; }

.badge {
  font-family: var(--px-font);
  font-size: 8px;
  color: var(--magenta);
  border: 1px solid var(--magenta);
  padding: 3px 5px;
  vertical-align: middle;
  margin-left: 6px;
}

.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tags span {
  font-size: 11px;
  color: var(--cyan);
  border: 1px solid var(--border);
  padding: 2px 8px;
}

.links { display: flex; gap: 16px; }
.links a {
  font-family: var(--px-font);
  font-size: 10px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 2px solid var(--cyan);
  padding-bottom: 2px;
}
.links a:hover { text-shadow: 0 0 8px var(--cyan); }

/* Footer */
footer {
  text-align: center;
  padding: 32px 20px 48px;
  border-top: 2px solid var(--border);
  font-size: 13px;
}
footer a { color: var(--fg); }
footer a:hover { color: var(--cyan); }
.sep { margin: 0 10px; color: var(--border); }

@media (max-width: 480px) {
  .hero { padding-top: 80px; }
  .grid { grid-template-columns: 1fr; }
}

/* A11y */
#lang-toggle:focus-visible,
.hero-gh:focus-visible,
.links a:focus-visible,
footer a:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .card { transition: none; }
  .card:hover { animation: none; }
}