:root {
  --bg: #0a1628;
  --bg-deep: #060e1a;
  --glow: #4dabf7;
  --glow-soft: rgba(77, 171, 247, 0.25);
  --glow-faint: rgba(77, 171, 247, 0.08);
  --ink: #e2eafc;
  --ink-soft: rgba(226, 234, 252, 0.55);
  --accent: #ffd43b;
  --panel-bg: rgba(14, 30, 56, 0.85);
  --panel-border: rgba(77, 171, 247, 0.3);
}

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

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

body {
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, system-ui, sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ---- starfield background ---- */
.stars {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(1.5px 1.5px at 20% 30%, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 40% 70%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1.5px 1.5px at 60% 15%, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 80% 50%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 10% 80%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1.5px 1.5px at 70% 85%, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 35% 45%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 90% 20%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1.5px 1.5px at 55% 55%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 15% 60%, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 85% 75%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1.5px 1.5px at 45% 10%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 25% 90%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 75% 40%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1.5px 1.5px at 50% 95%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 5% 15%, rgba(255,255,255,0.6), transparent);
  pointer-events: none;
}

.page {
  position: relative;
  z-index: 1;
  width: min(1200px, calc(100% - 24px));
  margin: 0 auto;
  padding: 12px 0 40px;
}

/* ---- topbar ---- */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--panel-border);
}

.wordmark {
  color: var(--accent);
  text-decoration: none;
  font-family: "Permanent Marker", cursive;
  font-size: clamp(2rem, 3.5vw, 3rem);
  text-shadow: 0 0 20px rgba(255, 212, 59, 0.4);
}

.topbar nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.topbar nav a {
  color: var(--ink);
  text-decoration: none;
  font-family: "Permanent Marker", cursive;
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  transition: color 0.2s, text-shadow 0.2s;
}

.topbar nav a:hover {
  color: var(--glow);
  text-shadow: 0 0 12px var(--glow-soft);
}

/* ---- solar system ---- */
.solar-system {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  max-width: min(720px, calc(80vh - 80px));
  margin: 0 auto 20px;
}

/* orbit rings */
.orbit-ring {
  position: absolute;
  border: 1px solid var(--glow-faint);
  border-radius: 50%;
  top: 50%; left: 50%;
  translate: -50% -50%;
  pointer-events: none;
}

.ring-1 { width: 38%; height: 38%; }
.ring-2 { width: 62%; height: 62%; }
.ring-3 { width: 86%; height: 86%; border-style: dashed; opacity: 0.5; }

/* connectors */
.connectors {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.connectors line {
  stroke: var(--glow);
  stroke-width: 1;
  stroke-dasharray: 6 6;
  opacity: 0.25;
}

/* sun */
.sun {
  position: absolute;
  left: 50%; top: 50%;
  translate: -50% -50%;
  width: clamp(180px, 28vw, 240px);
  height: clamp(180px, 28vw, 240px);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: radial-gradient(circle, rgba(77,171,247,0.15) 0%, transparent 70%);
  border: 3px solid var(--glow);
  box-shadow:
    0 0 30px var(--glow-soft),
    0 0 60px var(--glow-faint),
    inset 0 0 30px var(--glow-faint);
  z-index: 2;
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 30px var(--glow-soft), 0 0 60px var(--glow-faint), inset 0 0 30px var(--glow-faint); }
  50% { box-shadow: 0 0 40px var(--glow-soft), 0 0 80px var(--glow-faint), inset 0 0 40px var(--glow-faint); }
}

.sun-text {
  font-family: "Permanent Marker", cursive;
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  color: #fff;
  text-shadow: 0 0 20px var(--glow);
}

.sun-tagline {
  font-family: "Permanent Marker", cursive;
  font-size: clamp(1rem, 2vw, 1.4rem);
  color: var(--accent);
  text-shadow: 0 0 10px rgba(255, 212, 59, 0.4);
  letter-spacing: 0.05em;
  text-align: center;
  line-height: 1.3;
  max-width: 200px;
}

/* planets — 8 nodes placed evenly on a circle */
.planet {
  position: absolute;
  width: clamp(140px, 22vw, 200px);
  height: clamp(140px, 22vw, 200px);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  background: var(--panel-bg);
  border: 2px solid var(--panel-border);
  text-decoration: none;
  color: var(--ink);
  z-index: 2;
  transition: all 0.3s ease;
  translate: -50% -50%;
}

.planet:hover {
  border-color: var(--glow);
  box-shadow: 0 0 20px var(--glow-soft), 0 0 40px var(--glow-faint);
  transform: scale(1.12);
}

.planet-icon {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  line-height: 1;
}

.planet-label {
  font-family: "Permanent Marker", cursive;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  text-align: center;
  line-height: 1.1;
}

/* 8 planets evenly at 45deg increments, radius ~33.75% from center */
.p1 { left: 50%;    top: 7%;    }  /* 0deg — top */
.p2 { left: 80.4%;  top: 19.6%; }  /* 45deg */
.p3 { left: 93%;    top: 50%;   }  /* 90deg — right */
.p4 { left: 80.4%;  top: 80.4%; }  /* 135deg */
.p5 { left: 50%;    top: 93%;   }  /* 180deg — bottom */
.p6 { left: 19.6%;  top: 80.4%; }  /* 225deg */
.p7 { left: 7%;     top: 50%;   }  /* 270deg — left */
.p8 { left: 19.6%;  top: 19.6%; }  /* 315deg */

/* ---- panels below ---- */
.panel {
  margin-top: 14px;
  padding: 24px;
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  background: var(--panel-bg);
  backdrop-filter: blur(8px);
}

.panel h2 {
  font-family: "Permanent Marker", cursive;
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  color: var(--glow);
  margin-bottom: 16px;
  text-shadow: 0 0 12px var(--glow-faint);
}

.panel p {
  color: var(--ink-soft);
  line-height: 1.6;
}

.panel p + p {
  margin-top: 12px;
}

.panel a {
  color: var(--glow);
  text-decoration: underline;
  text-underline-offset: 0.15em;
  transition: color 0.2s;
}

.panel a:hover {
  color: var(--accent);
}

.compact { max-width: 480px; }

/* card grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}

.card {
  padding: 16px;
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  background: rgba(77, 171, 247, 0.04);
  font-family: "Permanent Marker", cursive;
  font-size: clamp(1.1rem, 1.6vw, 1.4rem);
  color: var(--ink);
  text-decoration: none;
  text-align: center;
  transition: all 0.25s ease;
}

.card-desc {
  font-family: Inter, system-ui, sans-serif;
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 6px;
  font-weight: 400;
  line-height: 1.4;
}

.card:hover, a.card:hover {
  border-color: var(--glow);
  background: rgba(77, 171, 247, 0.1);
  box-shadow: 0 0 16px var(--glow-faint);
  color: #fff;
}

/* ---- blog list ---- */
.blog-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.blog-entry {
  display: block;
  padding: 16px;
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  background: rgba(77, 171, 247, 0.04);
  text-decoration: none;
  transition: all 0.25s ease;
}

.blog-entry:hover {
  border-color: var(--glow);
  background: rgba(77, 171, 247, 0.1);
  box-shadow: 0 0 16px var(--glow-faint);
}

.blog-date {
  display: block;
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

.blog-title {
  display: block;
  font-family: "Permanent Marker", cursive;
  font-size: clamp(1.1rem, 1.6vw, 1.4rem);
  color: var(--ink);
  line-height: 1.3;
}

.blog-desc {
  display: block;
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 6px;
  line-height: 1.4;
}

/* ---- article ---- */
.article {
  max-width: 720px;
}

.article-meta {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.article-title {
  font-family: "Permanent Marker", cursive;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--glow);
  line-height: 1.2;
  margin-bottom: 24px;
  text-shadow: 0 0 12px var(--glow-faint);
}

.article h2 {
  font-family: "Permanent Marker", cursive;
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  color: var(--glow);
  margin-top: 32px;
  margin-bottom: 12px;
  text-shadow: 0 0 12px var(--glow-faint);
}

.article blockquote {
  border-left: 3px solid var(--glow);
  padding: 12px 20px;
  margin: 20px 0;
  background: rgba(77, 171, 247, 0.04);
  border-radius: 0 12px 12px 0;
}

.article blockquote p {
  color: var(--ink);
  font-style: italic;
}

.article blockquote cite {
  display: block;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--ink-soft);
  font-style: normal;
}

/* ---- footer ---- */
.site-footer {
  margin-top: 24px;
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.85rem;
}

/* ---- responsive ---- */
@media (max-width: 700px) {
  .topbar { flex-direction: column; align-items: flex-start; }

  .solar-system {
    aspect-ratio: auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding: 16px 0;
    max-width: 100%;
  }

  .orbit-ring, .connectors { display: none; }

  .sun {
    position: static;
    translate: none;
    width: 100%;
    height: auto;
    border-radius: 16px;
    padding: 24px 16px;
    grid-column: 1 / -1;
  }

  .planet {
    position: static;
    translate: none;
    width: 100%;
    height: auto;
    border-radius: 12px;
    padding: 16px 12px;
    flex-direction: row;
    gap: 8px;
  }

  .card-grid {
    grid-template-columns: 1fr 1fr;
  }
}