:root {
  --bg: #0a090f;
  --panel: rgba(16, 14, 28, 0.92);
  --border: rgba(160, 130, 255, 0.22);
  --ink: #f0ecff;
  --muted: #9a92b8;
  --accent: #c4a0ff;
  --hot: #ff7ab8;
  --gold: #f0c36a;
  --ok: #6dffa8;
}

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

html, body {
  min-height: 100%;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(100, 60, 180, 0.18), transparent 50%),
    var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", system-ui, sans-serif;
}

body {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
}

header {
  text-align: center;
  margin-bottom: 1.25rem;
}

header .eyebrow {
  font-family: ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.4rem;
}

header h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(120deg, #fff, var(--accent), var(--hot));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

header p {
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.desk {
  display: grid;
  gap: 1rem;
}

@media (min-width: 800px) {
  .desk {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1rem 1.1rem;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.panel h2 {
  font-size: 0.72rem;
  font-family: ui-monospace, monospace;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

/* essences */
.essences {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.essence {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--ink);
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s, transform 0.1s;
  user-select: none;
}

.essence:hover { transform: translateY(-1px); }

.essence.on {
  border-color: var(--e-hue, var(--accent));
  background: color-mix(in srgb, var(--e-hue, var(--accent)) 22%, transparent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--e-hue, var(--accent)) 25%, transparent);
}

.essence:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: none;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.9rem;
}

button.primary, button.ghost {
  font: inherit;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 0.7rem 1.1rem;
  border-radius: 12px;
  cursor: pointer;
  border: none;
}

button.primary {
  background: linear-gradient(135deg, #c4a0ff, #ff7ab8);
  color: #1a1020;
  box-shadow: 0 0 28px rgba(196, 160, 255, 0.3);
}

button.primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  box-shadow: none;
}

button.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink);
}

button.ghost:hover { border-color: var(--accent); }

.hint {
  margin-top: 0.65rem;
  font-size: 0.75rem;
  color: var(--muted);
  font-family: ui-monospace, monospace;
}

/* reveal stage */
.stage {
  position: relative;
  min-height: 320px;
  display: grid;
  place-items: center;
  text-align: center;
}

.circle {
  width: min(260px, 70vw);
  height: min(260px, 70vw);
  border-radius: 50%;
  border: 2px dashed rgba(196, 160, 255, 0.35);
  display: grid;
  place-items: center;
  position: relative;
  background:
    radial-gradient(circle at 50% 50%, rgba(120, 80, 200, 0.2), transparent 65%);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.circle.summoning {
  animation: pulse-ring 1s ease-in-out infinite;
  border-color: var(--hot);
  box-shadow: 0 0 40px rgba(255, 122, 184, 0.25);
}

@keyframes pulse-ring {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.03); }
}

.circle img {
  width: 78%;
  height: 78%;
  object-fit: cover;
  border-radius: 50%;
  opacity: 0;
  transform: scale(0.7);
  transition: opacity 0.45s ease, transform 0.45s ease;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.circle img.show {
  opacity: 1;
  transform: scale(1);
}

.circle .placeholder {
  position: absolute;
  font-size: 0.85rem;
  color: var(--muted);
  max-width: 70%;
  line-height: 1.4;
  pointer-events: none;
}

.circle .placeholder.hide { opacity: 0; }

.reveal-meta {
  margin-top: 1rem;
  min-height: 5.5rem;
}

.reveal-meta .rarity {
  font-family: ui-monospace, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.25rem;
}

.reveal-meta .rarity.common { color: var(--muted); }
.reveal-meta .rarity.uncommon { color: var(--ok); }
.reveal-meta .rarity.rare { color: var(--accent); }
.reveal-meta .rarity.legendary { color: var(--gold); }

.reveal-meta h3 {
  font-size: 1.25rem;
  margin-bottom: 0.3rem;
}

.reveal-meta p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.45;
  max-width: 28rem;
  margin: 0 auto;
}

.reveal-meta .line {
  margin-top: 0.65rem;
  font-style: italic;
  color: var(--ink);
  font-size: 0.95rem;
  min-height: 1.4em;
}

.tribute {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  justify-content: center;
  margin-top: 0.75rem;
}

.tribute button {
  font: inherit;
  font-size: 0.75rem;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
  cursor: pointer;
}

.tribute button:hover {
  border-color: var(--hot);
  color: var(--hot);
}

.tribute button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* codex */
.codex-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 0.65rem;
}

.codex-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.25);
  cursor: pointer;
  transition: border-color 0.12s, transform 0.12s;
  text-align: center;
}

.codex-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.codex-card.locked {
  cursor: default;
  opacity: 0.45;
}

.codex-card.locked:hover { transform: none; border-color: var(--border); }

.codex-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  display: block;
  filter: none;
}

.codex-card.locked img {
  filter: grayscale(1) brightness(0.35) blur(2px);
}

.codex-card .name {
  font-size: 0.68rem;
  padding: 0.35rem 0.25rem 0.45rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.codex-card.owned .name { color: var(--ink); }

.stats {
  margin-top: 0.75rem;
  font-family: ui-monospace, monospace;
  font-size: 0.72rem;
  color: var(--muted);
  text-align: center;
}

.stats b { color: var(--accent); }

footer {
  margin-top: 1.5rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--muted);
}

footer a { color: var(--muted); }
footer a:hover { color: var(--accent); }