/* ── KenKenetic · Playground — project cube ─────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #060806;
  --fg: #f2f0ea;
  --dim: rgba(242,240,234,0.5);
  --green: #78dc5a;
  --font: 'Helvetica Neue', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
}
html, body { height: 100%; }
body {
  background: var(--bg); color: var(--fg); font-family: var(--font);
  overflow: hidden; overscroll-behavior: none; user-select: none; -webkit-user-select: none;
}

/* Atmosphere */
.glow {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 55% 42% at 50% 42%, rgba(120,220,90,0.10), transparent 70%),
    radial-gradient(ellipse 90% 60% at 50% 118%, rgba(20,50,25,0.5), transparent 70%);
}

#cube-canvas { position: fixed; inset: 0; z-index: 5; display: block; touch-action: none; cursor: grab; }
#cube-canvas:active { cursor: grabbing; }

/* Chrome (same rhythm as the AI page) */
.home { position: fixed; top: 2.15rem; left: 1.5rem; z-index: 40; transform: translateY(-50%); display: flex; }
.home img { height: 24px; filter: invert(1); opacity: 0.85; transition: opacity .2s; }
.home:hover img { opacity: 1; }

.hint {
  position: fixed; left: 50%; top: 2.15rem; transform: translate(-50%, -50%); z-index: 20;
  font-size: 0.62rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--dim);
  text-align: center; pointer-events: none; width: max-content; max-width: 60vw;
}

.list-btn {
  /* sits ABOVE the list overlay (z 45) so "✕ Close" stays clickable when open */
  position: fixed; top: 2.15rem; right: 1.4rem; z-index: 46; transform: translateY(-50%);
  font: inherit; font-size: 0.64rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--fg); background: rgba(255,255,255,0.05); cursor: pointer;
  border: 1px solid rgba(242,240,234,0.16); border-radius: 999px; padding: 0.55rem 0.95rem;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  transition: border-color .2s, background .2s;
}
.list-btn:hover, .list-btn.on { border-color: var(--green); background: rgba(120,220,90,0.10); }

/* Hover tooltip (desktop) */
.tip {
  position: fixed; z-index: 30; transform: translate(-50%, -100%);
  font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase;
  background: rgba(8,12,8,0.85); border: 1px solid rgba(242,240,234,0.14); border-radius: 999px;
  padding: 0.35rem 0.7rem; pointer-events: none; opacity: 0; transition: opacity .15s;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.tip.on { opacity: 1; }

/* ── Project card ───────────────────────────────────────────── */
.card {
  position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 50; width: 330px; max-width: calc(100vw - 3rem);
  background: rgba(10,14,10,0.92); border: 1px solid rgba(242,240,234,0.12); border-radius: 16px;
  padding: 1.5rem 1.4rem 1.3rem;
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
  box-shadow: 0 30px 80px rgba(0,0,0,0.55), 0 0 0 1px rgba(120,220,90,0.08);
  opacity: 0; transform: translateY(14px);
  transition: opacity .25s ease, transform .25s cubic-bezier(0.16,1,0.3,1);
}
.card[hidden] { display: none; }
.card.open { opacity: 1; transform: none; }
.card::before {
  content: ''; position: absolute; left: 1.4rem; top: 0; width: 44px; height: 2px;
  background: var(--accent, var(--green));
}
.card-close {
  position: absolute; top: 0.8rem; right: 0.8rem; width: 28px; height: 28px; border-radius: 50%;
  border: 1px solid rgba(242,240,234,0.16); background: rgba(255,255,255,0.05); color: var(--fg);
  cursor: pointer; font-size: 0.68rem; display: flex; align-items: center; justify-content: center;
  transition: border-color .2s, background .2s;
}
.card-close:hover { border-color: var(--accent, var(--green)); }
.card-eyebrow { font-size: 0.56rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--dim); }
.card-row { display: flex; align-items: flex-start; gap: 0.95rem; margin-top: 0.8rem; }
.card-thumb {
  flex: none; width: 82px; aspect-ratio: 1 / 1; border-radius: 10px;
  background-size: cover; background-position: center;
  border: 1px solid rgba(242,240,234,0.1);
}
.card-thumb[hidden] { display: none; }
.card-copy { min-width: 0; }
.card-title { margin: -0.15rem 0 0.4rem; font-size: 1.2rem; font-weight: 500; letter-spacing: -0.01em; }
.card-blurb { font-size: 0.78rem; line-height: 1.6; color: var(--fg); opacity: 0.82; }
/* Chapter list (comic projects) */
.card-chapters { display: flex; flex-direction: column; gap: 0.45rem; margin-top: 1rem; }
.card-chapters[hidden] { display: none; }
.card-chapter {
  display: flex; align-items: center; justify-content: space-between; gap: 0.8rem;
  font: inherit; font-size: 0.72rem; letter-spacing: 0.05em; text-align: left;
  color: var(--fg); background: rgba(255,255,255,0.04); cursor: pointer;
  border: 1px solid rgba(242,240,234,0.14); border-radius: 10px;
  padding: 0.65rem 0.85rem;
  transition: border-color .2s, background .2s;
}
.card-chapter:hover { border-color: var(--accent, var(--green)); background: rgba(255,255,255,0.07); }
.card-chapter .cc-go { color: var(--accent, var(--green)); flex: none; }

.card-link {
  display: inline-block; margin-top: 1rem; font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--fg); text-decoration: none; border: 1px solid rgba(242,240,234,0.2); border-radius: 999px;
  padding: 0.55rem 1rem; transition: border-color .2s, color .2s; cursor: pointer;
}
.card-link:hover { border-color: var(--accent, var(--green)); color: var(--accent, var(--green)); }
.card-link.is-soon { opacity: 0.5; cursor: default; pointer-events: none; }

/* ── List view ──────────────────────────────────────────────── */
.list {
  position: fixed; inset: 0; z-index: 45; overflow-y: auto; -webkit-overflow-scrolling: touch;
  background: rgba(4,7,4,0.9); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  padding: 6.5rem 1.5rem 3rem;
}
.list[hidden] { display: none; }
.list-grid {
  max-width: 720px; margin: 0 auto; display: grid; gap: 0.7rem;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}
.list-item {
  position: relative; text-align: left; font: inherit; color: var(--fg); cursor: pointer;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(242,240,234,0.1); border-radius: 12px;
  padding: 1rem 1.1rem 1rem 2rem; display: flex; flex-direction: column; gap: 0.3rem;
  transition: border-color .2s, background .2s;
}
.list-item:hover { border-color: var(--accent, var(--green)); background: rgba(255,255,255,0.06); }
.li-dot {
  position: absolute; left: 0.95rem; top: 1.32rem; width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent, var(--green));
}
.li-title { font-size: 0.9rem; }
.li-blurb { font-size: 0.68rem; line-height: 1.5; color: var(--dim); }
.list-item--empty { cursor: default; opacity: 0.55; padding-left: 1.1rem; }
.list-item--empty:hover { border-color: rgba(242,240,234,0.1); background: rgba(255,255,255,0.04); }

/* Scramble easter egg */
.scramble-btn {
  position: fixed; bottom: 1.6rem; left: 1.5rem; z-index: 40;
  font: inherit; font-size: 0.64rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--fg); background: rgba(255,255,255,0.05); cursor: pointer;
  border: 1px solid rgba(242,240,234,0.16); border-radius: 999px; padding: 0.6rem 1rem;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  transition: border-color .2s, background .2s, opacity .2s;
}
.scramble-btn:hover { border-color: var(--green); background: rgba(120,220,90,0.10); }
.scramble-btn.busy { opacity: 0.45; pointer-events: none; }

.loading {
  position: fixed; inset: 0; z-index: 60; display: flex; align-items: center; justify-content: center;
  background: var(--bg); color: var(--dim);
  font-size: 0.7rem; letter-spacing: 0.3em; text-transform: uppercase;
  transition: opacity .5s ease;
}
.loading.gone { opacity: 0; pointer-events: none; }

/* ── Mobile ─────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .card {
    left: 0; right: 0; bottom: 0; width: 100%; max-width: 100%;
    border-radius: 18px 18px 0 0;
    padding: 1.5rem 1.3rem calc(1.2rem + env(safe-area-inset-bottom));
  }
  .list { padding: 5.5rem 1rem 2rem; }
}