:root {
  --bg: #f6f7fb;
  --card: #ffffff;
  --ink: #0f172a;
  --muted: #64748b;
  --primary: #6d28d9;
  --accent: #f97316;
  --soft: #eef2ff;
  --ring: rgba(109,40,217,.16);
  --border: rgba(15,23,42,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:linear-gradient(180deg,#eef4ff 0%,#fff7ed 100%);color:var(--ink);overscroll-behavior-y:none}
body{display:flex;justify-content:center}
button{font:inherit}
.app{width:min(100%,860px);min-height:100dvh;position:relative;padding-bottom:92px}
.topbar{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:14px 16px;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.brand{display:flex;align-items:center;gap:12px}
.brand .logo{width:44px;height:44px;border-radius:16px;background:#111827;color:#fff;display:grid;place-items:center;font-size:26px;box-shadow:0 8px 24px rgba(0,0,0,.12)}
.brand strong{display:block;font-size:1.05rem}
.brand small{display:block;color:var(--muted)}
.top-actions{display:flex;gap:8px}
.pill-btn{border:none;background:#fff;border:1px solid var(--border);padding:10px 14px;border-radius:999px;font-weight:700;color:var(--ink);box-shadow:0 4px 14px rgba(15,23,42,.05)}
.view{padding:16px}
.hero-card,.panel,.play-card,.parent-card{background:rgba(255,255,255,.92);border:1px solid var(--border);border-radius:28px;box-shadow:0 16px 40px rgba(15,23,42,.08)}
.hero-card{padding:18px;display:grid;gap:16px}
.hero-media{display:grid;grid-template-columns:120px 1fr;gap:16px;align-items:center}
@media (max-width:560px){.hero-media{grid-template-columns:1fr}.topbar{padding:12px}.view{padding:12px}}
.character-card{background:linear-gradient(180deg,#ede9fe,#dbeafe);border-radius:24px;min-height:132px;display:grid;place-items:center;position:relative;overflow:hidden}
.character-card .lion{font-size:68px;filter:drop-shadow(0 8px 12px rgba(0,0,0,.14));animation:floaty 3s ease-in-out infinite}
.character-badge{position:absolute;bottom:10px;left:10px;background:rgba(255,255,255,.88);padding:6px 10px;border-radius:999px;font-size:.82rem;font-weight:700}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.stat-card{background:var(--soft);border-radius:18px;padding:14px;text-align:center}
.stat-card strong{display:block;font-size:1.4rem}
.featured-strip{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:12px}
.featured-card{border:none;background:#fff;border-radius:20px;padding:8px;display:grid;gap:8px;align-items:center;box-shadow:0 10px 28px rgba(15,23,42,.08);border:1px solid var(--border)}
.featured-card img{width:100%;height:88px;object-fit:cover;border-radius:14px}
.featured-card span{font-size:.86rem;font-weight:700}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:8px;margin:6px 2px 10px}
.section-head strong{font-size:1.1rem}
.section-head small{color:var(--muted)}
.primary-btn{border:none;background:linear-gradient(135deg,var(--primary),#2563eb);color:#fff;padding:14px 18px;border-radius:18px;font-weight:800;box-shadow:0 12px 28px rgba(37,99,235,.24)}
.world-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.world-card{border:none;background:#fff;padding:16px;border-radius:22px;display:grid;gap:6px;text-align:left;border:1px solid var(--border);box-shadow:0 12px 28px rgba(15,23,42,.06)}
.world-card .world-emoji{font-size:2rem}
.world-card small{color:var(--muted)}
.play-header{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:12px;flex-wrap:wrap}
.world-pill{display:inline-flex;align-items:center;gap:8px;background:#fff;padding:8px 12px;border-radius:999px;border:1px solid var(--border);font-weight:700}
.photo-stage{position:relative;background:radial-gradient(circle at top,#dbeafe,#eff6ff 52%,#fff);padding:12px;border-radius:28px;overflow:hidden;border:1px solid var(--border)}
.photo-stage::after{content:"";position:absolute;inset:auto 0 0 0;height:34%;background:linear-gradient(to top,rgba(255,255,255,.94),transparent)}
.photo-frame{width:100%;aspect-ratio:4/3;border-radius:24px;overflow:hidden;background:#f8fafc;border:1px solid rgba(255,255,255,.72);position:relative;display:grid;place-items:center}
.photo-frame img{width:100%;height:100%;object-fit:cover}
.emoji-fallback{font-size:5rem}.emoji-fallback.big{font-size:3.4rem}
.mode-row{display:flex;gap:8px;overflow:auto;padding:6px 0 4px;margin:10px 0 12px}
.mode-chip{white-space:nowrap;border:none;background:#fff;padding:10px 12px;border-radius:999px;border:1px solid var(--border);font-weight:700;color:var(--ink)}
.mode-chip.active{background:#ede9fe;border-color:#c4b5fd;color:#5b21b6}
.discovery-panel{margin-top:12px;padding:14px;background:rgba(255,255,255,.86);border-radius:24px;border:1px solid var(--border)}
.discovery-text{font-size:1.04rem;font-weight:700;min-height:52px}
.discovery-bubbles{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media (max-width:640px){.discovery-bubbles{grid-template-columns:1fr 1fr}}
.discovery-bubble{border:none;border-radius:28px;padding:14px 12px;background:linear-gradient(180deg,#ffffff,#eef2ff);display:grid;gap:8px;place-items:center;text-align:center;border:1px solid rgba(148,163,184,.24);box-shadow:0 14px 30px rgba(109,40,217,.08);min-height:124px}
.discovery-bubble .bubble-emoji{font-size:1.9rem}
.discovery-bubble .bubble-label{font-size:.88rem;font-weight:700;color:#334155}
.discovery-bubble.pulse{animation:pulse .42s ease}
@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.07)}100%{transform:scale(1)}}
.play-nav{display:flex;justify-content:space-between;gap:10px;margin-top:12px}
.ghost-btn{border:none;background:#fff;padding:12px 14px;border-radius:16px;border:1px solid var(--border);font-weight:800}
.parent-card{padding:18px}
.parent-card h2{margin:.2rem 0 .5rem}
.parent-note{color:var(--muted);margin-top:0}
.math-gate{display:grid;gap:12px;padding:14px;border-radius:20px;background:var(--soft)}
.math-gate .question{font-size:2rem;font-weight:900}
.math-gate input{padding:14px 16px;border-radius:16px;border:1px solid var(--border);font-size:1.1rem}
.parent-grid{display:grid;gap:12px}
.parent-box{padding:14px;border:1px solid var(--border);border-radius:20px;background:#fff}
.parent-box ul{margin:0;padding-left:18px}
.bottom-nav{position:fixed;left:50%;bottom:12px;transform:translateX(-50%);width:min(100% - 24px,680px);display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:8px;background:rgba(15,23,42,.92);border-radius:24px;box-shadow:0 18px 46px rgba(15,23,42,.28)}
.nav-btn{border:none;background:transparent;color:#cbd5e1;padding:10px;border-radius:16px;font-weight:800;display:grid;place-items:center;gap:4px}
.nav-btn.active{background:rgba(255,255,255,.14);color:#fff}
.nav-btn span{font-size:.8rem}
.hidden{display:none}
.small-muted{color:var(--muted);font-size:.88rem}