/* ── Ludus Protocol Game Tab Styles ──────────────────────────────────────────── */

:root {
  --ludus-gold: #D4AF37;
  --ludus-cyan: #00CED1;
  --ludus-dark-bg: #1a0a00;
  --ludus-border: #2d2d2d;
  --ludus-text-primary: #e0e0e0;
  --ludus-text-secondary: #999;
}

/* ── Game Tab Container ──────────────────────────────────────────────────────── */
#ludus-tab {
  display: none;
  padding: 1rem;
  background-color: var(--ludus-dark-bg);
  color: var(--ludus-text-primary);
  overflow-y: auto;
  max-height: calc(100vh - 200px);
}

#ludus-tab.active,
.panel-active > #ludus-tab {
  /* Nothing ever set .active, so the tab stayed display: none and the
     panel opened empty.  The container now shows whenever its panel is
     the active one. */
  display: block;
}

/* ── Auth Panel ──────────────────────────────────────────────────────────────── */
.ludus-signin-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  text-align: center;
}

.ludus-signin-panel h3 {
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  color: var(--ludus-gold);
}

.ludus-signin-btn {
  padding: 0.75rem 1.5rem;
  background-color: var(--ludus-cyan);
  color: #000;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.ludus-signin-btn:hover {
  background-color: #00aab8;
  transform: scale(1.05);
}

.ludus-profile-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  border-bottom: 2px solid var(--ludus-border);
  margin-bottom: 1rem;
}

.ludus-player-name {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--ludus-gold);
}

.ludus-signout-btn {
  padding: 0.5rem 1rem;
  background-color: transparent;
  color: var(--ludus-text-secondary);
  border: 1px solid var(--ludus-border);
  border-radius: 4px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.ludus-signout-btn:hover {
  color: var(--ludus-cyan);
  border-color: var(--ludus-cyan);
}

/* ── Profile Card ────────────────────────────────────────────────────────────── */
.ludus-profile-card {
  border: 2px solid var(--ludus-gold);
  border-radius: 6px;
  padding: 1.5rem;
  margin-bottom: 2rem;
  background-color: rgba(212, 175, 55, 0.05);
}

.ludus-profile-title {
  color: var(--ludus-gold);
  font-size: 1.3rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--ludus-gold);
  padding-bottom: 0.5rem;
}

/* ── Attributes Grid ─────────────────────────────────────────────────────────── */
.ludus-attributes {
  margin-bottom: 2rem;
}

.ludus-attributes h4 {
  color: var(--ludus-cyan);
  margin-bottom: 1rem;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
}

.ludus-attr-item {
  display: grid;
  grid-template-columns: 2rem 10rem 1fr;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.75rem;
  padding: 0.5rem;
  border-radius: 4px;
  background-color: rgba(0, 206, 209, 0.05);
}

.ludus-attr-emoji {
  font-size: 1.2rem;
  text-align: center;
}

.ludus-attr-label {
  font-size: 0.9rem;
  color: var(--ludus-text-secondary);
}

.attr-bar {
  --pct: 50%;
  position: relative;
  height: 1.5rem;
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--ludus-cyan);
  border-radius: 2px;
  overflow: hidden;
}

.attr-fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: var(--pct);
  background: linear-gradient(90deg, var(--ludus-cyan), var(--ludus-gold));
  transition: width 0.3s ease;
}

.attr-val {
  position: absolute;
  right: 0.25rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
  z-index: 1;
}

/* ── Resources ───────────────────────────────────────────────────────────────── */
.ludus-resources {
  margin-bottom: 2rem;
}

.ludus-resources h4 {
  color: var(--ludus-gold);
  margin-bottom: 1rem;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
}

.ludus-resource-item {
  display: grid;
  grid-template-columns: 2rem 10rem auto;
  gap: 1rem;
  align-items: center;
  padding: 0.75rem;
  border-radius: 4px;
  background-color: rgba(212, 175, 55, 0.05);
  margin-bottom: 0.5rem;
}

.ludus-res-emoji {
  font-size: 1.2rem;
  text-align: center;
}

.ludus-res-label {
  font-size: 0.9rem;
  color: var(--ludus-text-secondary);
}

.ludus-res-val {
  font-weight: 600;
  color: var(--ludus-gold);
  font-size: 1rem;
}

.ludus-causality {
  padding: 1rem;
  background-color: rgba(0, 206, 209, 0.1);
  border-left: 3px solid var(--ludus-cyan);
  border-radius: 4px;
  margin-top: 1rem;
}

.ludus-causality p {
  margin: 0;
  color: var(--ludus-text-primary);
  font-size: 0.95rem;
}

/* ── Network (Mentors / Quests) ──────────────────────────────────────────────── */
.ludus-network {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (max-width: 768px) {
  .ludus-network {
    grid-template-columns: 1fr;
  }
}

.ludus-network h3 {
  color: var(--ludus-cyan);
  margin-bottom: 1rem;
  text-transform: uppercase;
  font-size: 1rem;
  letter-spacing: 1px;
}

.ludus-node-card {
  border: 1px solid var(--ludus-border);
  border-radius: 6px;
  padding: 1rem;
  margin-bottom: 0.75rem;
  background-color: rgba(45, 45, 45, 0.5);
  transition: all 0.2s ease;
}

.ludus-node-card:hover {
  border-color: var(--ludus-cyan);
  background-color: rgba(0, 206, 209, 0.1);
}

.ludus-node-card h4 {
  margin: 0 0 0.5rem 0;
  color: var(--ludus-gold);
  font-size: 1rem;
}

.ludus-node-role {
  margin: 0.25rem 0;
  color: var(--ludus-text-secondary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ludus-node-goal {
  margin: 0.5rem 0 0 0;
  color: var(--ludus-text-primary);
  font-size: 0.9rem;
  font-style: italic;
}

/* ── Knowledge Gates (Progression) ───────────────────────────────────────────── */
.ludus-gates-panel {
  margin-bottom: 2rem;
}

.ludus-gates-panel h3 {
  color: var(--ludus-gold);
  margin-bottom: 1rem;
  text-transform: uppercase;
  font-size: 1rem;
  letter-spacing: 1px;
}

.ludus-gate-card {
  border-left: 4px solid var(--ludus-cyan);
  border-radius: 4px;
  padding: 1rem;
  margin-bottom: 1rem;
  background-color: rgba(0, 206, 209, 0.1);
  transition: all 0.2s ease;
}

.ludus-gate-card.ludus-tier-2 {
  border-left-color: var(--ludus-gold);
  background-color: rgba(212, 175, 55, 0.1);
}

.ludus-gate-card.ludus-tier-3 {
  border-left-color: #ff6b6b;
  background-color: rgba(255, 107, 107, 0.1);
}

.ludus-gate-card h4 {
  margin: 0 0 0.5rem 0;
  color: var(--ludus-gold);
  font-size: 1rem;
}

.ludus-gate-subject {
  margin: 0.25rem 0;
  color: var(--ludus-text-secondary);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ludus-gate-question {
  margin: 0.75rem 0;
  color: var(--ludus-text-primary);
  font-size: 0.9rem;
  font-style: italic;
  font-weight: 500;
}

.ludus-gate-btn {
  padding: 0.5rem 1rem;
  background-color: var(--ludus-cyan);
  color: #000;
  border: none;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.ludus-gate-btn:hover {
  background-color: #00aab8;
  transform: scale(1.02);
}

/* ── Error Box ───────────────────────────────────────────────────────────────── */
#ludus-error {
  padding: 1rem;
  margin-bottom: 1rem;
  background-color: rgba(255, 107, 107, 0.15);
  border-left: 4px solid #ff6b6b;
  border-radius: 4px;
  color: #ffb3b3;
  display: none;
}

#ludus-error:not([hidden]) {
  display: block;
}

/* ── Loading State ───────────────────────────────────────────────────────────── */
.ludus-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 3rem 1rem;
  color: var(--ludus-text-secondary);
  font-size: 0.95rem;
}

/* The loading line carries the hidden attribute until the game loads;
   a display rule above would otherwise override it. */
.ludus-loading[hidden] {
  display: none;
}