/* ============================================================
   skills-sphere.css — styles for the 3D skills sphere module
   Uses your existing theme vars (--neon, --panel, --border, etc.)
   with safe fallbacks so it works even if loaded standalone.
   ============================================================ */

.sph {
  --sph-size: 360px;
  margin-top: 2rem;
  border: 1px solid var(--border, rgba(255,255,255,.08));
  border-radius: var(--radius, 16px);
  background: var(--bg-card, #141826);
  overflow: hidden;
}

.sph__bar {
  display: flex; align-items: center; gap: 1rem;
  padding: .85rem 1rem; border-bottom: 1px solid var(--border, rgba(255,255,255,.08));
}
.sph__modes { display: flex; gap: .35rem; background: var(--bg-card-2, #1b2034); border-radius: 999px; padding: .25rem; }
.sph__mode {
  border: 0; background: transparent; color: var(--text-muted, #97a0bd);
  padding: .45rem .9rem; border-radius: 999px; cursor: pointer;
  font-family: var(--font-display, sans-serif); font-size: .85rem; transition: all .2s;
}
.sph__mode.is-active { background: var(--neon, #6384ff); color: #fff; font-weight: 600; }
.sph__collapse {
  margin-left: auto; border: 1px solid var(--border, rgba(255,255,255,.08));
  background: transparent; color: var(--text, #f5f7fb); border-radius: 8px;
  padding: .4rem .8rem; cursor: pointer; font-size: .8rem;
}

.sph__stage {
  position: relative; height: 460px;
  display: grid; place-items: center;
  perspective: 1000px; overflow: hidden;
  transition: height .35s ease, opacity .35s ease;
}
.sph__stage.is-collapsed { height: 0; opacity: 0; pointer-events: none; }

.sph__glow {
  position: absolute; width: var(--sph-size); height: var(--sph-size);
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, color-mix(in srgb, var(--neon, #6384ff) 22%, transparent), transparent 65%);
  filter: blur(28px); animation: sphPulse 5s ease-in-out infinite;
}
@keyframes sphPulse { 0%,100% { opacity:.55; transform: scale(1);} 50% { opacity:.9; transform: scale(1.06);} }

.sph__world {
  position: relative; width: var(--sph-size); height: var(--sph-size);
  transform-style: preserve-3d; cursor: grab;
}
.sph__world:active { cursor: grabbing; }

.sph__tag {
  position: absolute; top: 50%; left: 50%;
  border: 1px solid color-mix(in srgb, var(--c) 45%, transparent);
  background: color-mix(in srgb, var(--c) 12%, var(--bg-card, #141826));
  color: var(--text, #f5f7fb);
  padding: .3rem .6rem; border-radius: 8px; white-space: nowrap;
  font-family: var(--font-mono, monospace); font-size: .72rem; cursor: pointer;
  box-shadow: 0 0 12px color-mix(in srgb, var(--c) 25%, transparent);
  transition: background .2s, border-color .2s, box-shadow .2s;
}
.sph__tag:hover, .sph__tag.is-pinned {
  background: var(--c); color: #fff; border-color: var(--c);
  box-shadow: 0 0 22px var(--c);
}

/* tag-cloud mode: flatten into a centered wrapped flow */
.sph__world.is-cloud {
  transform: none !important; width: min(90%, 640px); height: auto;
  display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; align-content: center;
}
.sph__world.is-cloud .sph__tag {
  position: static; transform: none !important; opacity: 1 !important;
  font-size: .8rem; padding: .4rem .75rem;
}

.sph__hint {
  position: absolute; bottom: .8rem; left: 0; right: 0; text-align: center;
  color: var(--text-muted, #97a0bd); font-size: .72rem; pointer-events: none;
}
.sph__world.is-cloud ~ .sph__hint { display: none; }

.sph__tip {
  display: grid; gap: .15rem; padding: 1rem 1.1rem;
  border-top: 1px solid var(--border, rgba(255,255,255,.08));
  background: var(--bg-card-2, #1b2034);
}
.sph__tip strong { font-size: 1rem; }
.sph__tip-cat { font-family: var(--font-mono, monospace); font-size: .78rem; }
.sph__tip-lvl { color: var(--text, #f5f7fb); font-size: .82rem; }
.sph__tip-desc { color: var(--text-muted, #97a0bd); font-size: .85rem; }

@media (max-width: 680px) {
  .sph__stage { height: 360px; }
  .sph { --sph-size: 280px; }
}
@media (prefers-reduced-motion: reduce) {
  .sph__glow { animation: none; }
}