:root {
  --bg: #020309;
  --card-bg: #050913;
  --neon: #00eaff;
  --neon-soft: rgba(0, 234, 255, 0.25);
  --text: #e6f7ff;
  --text-dim: #8abfcf;
  --font: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  position: relative;
  min-height: 100vh;
  background: radial-gradient(circle at top, #06121f 0%, var(--bg) 55%, #000000 100%);
  color: var(--text);
  font-family: var(--font);
  overflow-x: hidden;
}

/* === Moving neon grid background === */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(0, 234, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 234, 255, 0.12) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.32;
  animation: grid-drift 25s linear infinite;
  pointer-events: none;
}

@keyframes grid-drift {
  from {
    background-position: 0 0, 0 0;
  }
  to {
    background-position: 0 60px, 60px 0;
  }
}

/* Subtle scanline overlay for cyberpunk CRT-ish feel */
.scanline-overlay {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.04),
    rgba(0, 0, 0, 0.2)
  );
  background-size: 100% 3px;
  mix-blend-mode: soft-light;
  opacity: 0.4;
}

/* === Layout === */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 40px 20px 60px;
}

/* === Title / Subtitle === */
.neon-title {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  text-align: center;
  color: var(--neon);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 8px;
  text-shadow:
    0 0 4px var(--neon),
    0 0 10px var(--neon),
    0 0 26px rgba(0, 234, 255, 0.9);
  animation: title-glow 3.5s ease-in-out infinite alternate;
}

@keyframes title-glow {
  0% {
    text-shadow:
      0 0 4px var(--neon),
      0 0 10px var(--neon),
      0 0 26px rgba(0, 234, 255, 0.9);
  }
  100% {
    text-shadow:
      0 0 8px var(--neon),
      0 0 20px var(--neon),
      0 0 45px rgba(0, 234, 255, 1);
  }
}

.subtitle {
  text-align: center;
  color: var(--text-dim);
  margin: 0 0 35px;
  font-size: 0.95rem;
}

/* === Repo list layout === */
.repo-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* === Animated neon border / card === */
.repo-card {
  position: relative;
  background: linear-gradient(135deg, #050913, #050913 55%, #081626);
  border-radius: 12px;
  padding: 18px 18px 16px;
  overflow: hidden;
  border: 1px solid rgba(0, 234, 255, 0.2);
  transition:
    transform 0.16s ease-out,
    box-shadow 0.16s ease-out,
    border-color 0.16s ease-out,
    background 0.16s ease-out;
}

/* Moving neon border glow ring */
.repo-card::before {
  content: "";
  position: absolute;
  inset: -140%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    var(--neon) 90deg,
    transparent 180deg,
    var(--neon) 270deg,
    transparent 360deg
  );
  opacity: 0.75;
  animation: neon-ring 6s linear infinite;
  z-index: -2;
}

/* Mask to keep glow only at border area */
.repo-card::after {
  content: "";
  position: absolute;
  inset: 1px;
  background: inherit;
  border-radius: inherit;
  z-index: -1;
}

@keyframes neon-ring {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.repo-card:hover {
  transform: translateY(-2px);
  box-shadow:
    0 0 8px rgba(0, 234, 255, 0.4),
    0 0 26px rgba(0, 234, 255, 0.25);
  border-color: var(--neon);
}

/* === Repo text === */
.repo-name {
  font-size: 1.1rem;
  margin: 0 0 6px;
  color: var(--neon);
}

.repo-link {
  text-decoration: none;
  color: inherit;
}

.repo-link:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

.repo-description {
  color: var(--text-dim);
  margin: 0 0 4px;
  font-size: 0.9rem;
}

.repo-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
  font-size: 0.78rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.repo-tag {
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--neon-soft);
  background: radial-gradient(circle at top, rgba(0, 234, 255, 0.15), transparent);
}

/* === Loading / error === */
.loading {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.95rem;
}

/* Responsive tweaks */
@media (max-width: 600px) {
  body {
    padding: 0;
  }

  .container {
    padding: 24px 16px 40px;
  }
}