:root {
  --co-bg: #0b1020;
  --co-surface: rgba(18, 26, 49, 0.82);
  --co-surface-2: #121a31;
  --co-card: #10182d;
  --co-border: rgba(255, 255, 255, 0.08);
  --co-text: #edf2ff;
  --co-muted: #96a0be;
  --co-accent: #65e4c4;
  --co-accent-2: #7c8cff;
  --co-shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
  --co-radius: 22px;
}

html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(124,140,255,0.18), transparent 32%),
    radial-gradient(circle at top right, rgba(101,228,196,0.1), transparent 28%),
    var(--co-bg);
  color: var(--co-text);
  font-family: Inter, system-ui, sans-serif;
}

.shell {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
}

a { color: var(--co-accent); text-decoration: none; }
a:hover { color: #93f0da; }
img { max-width: 100%; height: auto; display: block; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: rgba(11,16,32,0.72);
  border-bottom: 1px solid var(--co-border);
}

.site-header__inner,
.site-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
}

.site-branding {
  display: flex;
  align-items: center;
  gap: 14px;
}

.site-title {
  display: inline-block;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
}

.site-tagline {
  margin: 4px 0 0;
  color: var(--co-muted);
  font-size: 0.92rem;
}

.primary-nav__menu,
.cluster-orbit-floating-nav__menu {
  display: flex;
  align-items: center;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.primary-nav__menu a {
  color: var(--co-text);
  padding: 10px 14px;
  border-radius: 999px;
}
.primary-nav__menu a:hover {
  background: rgba(255,255,255,0.06);
}

.site-main {
  padding-bottom: 120px;
}

.hero {
  padding: 72px 0 24px;
}

.hero__content {
  background: linear-gradient(180deg, rgba(18,26,49,0.92), rgba(16,24,45,0.86));
  border: 1px solid var(--co-border);
  border-radius: 32px;
  box-shadow: var(--co-shadow);
  padding: 42px;
}

.hero__eyebrow,
.cluster-orbit-block__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(124,140,255,0.12);
  color: #c8d0ff;
  font-size: 0.83rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero h1 {
  margin: 16px 0 10px;
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1;
}

.hero p {
  margin: 0;
  max-width: 64ch;
  color: var(--co-muted);
  font-size: 1.05rem;
}

.content-area,
.archive-shell,
.single-shell {
  padding: 24px 0 48px;
}

.single-entry,
.post-card,
.cluster-orbit-block {
  background: linear-gradient(180deg, rgba(18,26,49,0.92), rgba(16,24,45,0.88));
  border: 1px solid var(--co-border);
  border-radius: var(--co-radius);
  box-shadow: var(--co-shadow);
}

.single-entry {
  padding: 32px;
}

.single-entry__header h1 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.single-entry__meta,
.archive-description,
.cluster-orbit-card__meta,
.cluster-orbit-card__excerpt,
.cluster-orbit-empty,
.site-footer {
  color: var(--co-muted);
}

.post-grid,
.cluster-orbit-grid {
  display: grid;
  gap: 18px;
}

.post-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.cluster-orbit-block {
  padding: 24px;
  margin: 28px 0;
}

.cluster-orbit-block__head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.cluster-orbit-block__title {
  margin: 10px 0 0;
  font-size: clamp(1.4rem, 2vw, 2.1rem);
}

.cluster-orbit-block__badge {
  flex-shrink: 0;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(101,228,196,0.12);
  color: var(--co-accent);
  font-weight: 700;
}

.cluster-orbit-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.cluster-orbit-block.cols-1 .cluster-orbit-grid { grid-template-columns: 1fr; }
.cluster-orbit-block.cols-2 .cluster-orbit-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cluster-orbit-block.cols-4 .cluster-orbit-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.cluster-orbit-card,
.post-card {
  overflow: hidden;
}

.cluster-orbit-card__link,
.post-card__link {
  display: block;
  color: inherit;
}

.cluster-orbit-card__media,
.post-card__thumb {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(124,140,255,0.3), rgba(101,228,196,0.18));
}

.cluster-orbit-card__media img,
.post-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cluster-orbit-card__placeholder {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  min-height: 200px;
  font-size: 3rem;
  font-weight: 900;
  color: white;
}

.cluster-orbit-card__body,
.post-card__body {
  padding: 18px;
}

.cluster-orbit-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.cluster-orbit-card__title,
.post-card h2 {
  margin: 10px 0 8px;
  color: #fff;
  font-size: 1.15rem;
}

.cluster-orbit-card__excerpt,
.post-card p {
  margin: 0;
}

.cluster-orbit-floating-nav {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  z-index: 90;
  width: min(720px, calc(100% - 20px));
}

.cluster-orbit-floating-nav__inner {
  padding: 10px;
  border-radius: 999px;
  background: rgba(12, 18, 36, 0.82);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(20px);
  box-shadow: 0 16px 50px rgba(0,0,0,0.35);
}

.cluster-orbit-floating-nav__menu {
  justify-content: space-between;
  gap: 8px;
}

.cluster-orbit-floating-nav__menu a,
.cluster-orbit-floating-nav__menu button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-width: 0;
  width: 100%;
  border: 0;
  background: transparent;
  color: #fff;
  padding: 12px 14px;
  border-radius: 999px;
  font: inherit;
  cursor: pointer;
}

.cluster-orbit-floating-nav__menu a:hover,
.cluster-orbit-floating-nav__menu button:hover {
  background: rgba(124,140,255,0.18);
}

.site-footer {
  border-top: 1px solid var(--co-border);
  background: rgba(11,16,32,0.5);
}

.wp-block-group,
.wp-block-columns,
.wp-block-cover,
.wp-block-query,
.wp-block-media-text {
  margin-top: 28px;
  margin-bottom: 28px;
}

@media (max-width: 980px) {
  .cluster-orbit-grid,
  .cluster-orbit-block.cols-4 .cluster-orbit-grid,
  .cluster-orbit-block.cols-3 .cluster-orbit-grid,
  .cluster-orbit-block.cols-2 .cluster-orbit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .site-header__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 680px) {
  .shell {
    width: min(100% - 20px, 1200px);
  }
  .hero {
    padding-top: 24px;
  }
  .hero__content,
  .single-entry,
  .cluster-orbit-block {
    padding: 20px;
    border-radius: 24px;
  }
  .cluster-orbit-grid,
  .cluster-orbit-block.cols-4 .cluster-orbit-grid,
  .cluster-orbit-block.cols-3 .cluster-orbit-grid,
  .cluster-orbit-block.cols-2 .cluster-orbit-grid {
    grid-template-columns: 1fr;
  }
  .primary-nav {
    width: 100%;
    overflow-x: auto;
  }
  .primary-nav__menu {
    width: max-content;
  }
  .cluster-orbit-floating-nav__menu {
    gap: 4px;
  }
  .cluster-orbit-floating-nav__menu a,
  .cluster-orbit-floating-nav__menu button {
    padding: 11px 10px;
    font-size: 0.9rem;
  }
}