:root{color:#e2e8f0;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:radial-gradient(circle at top,#2563eb33,#0000 38%),linear-gradient(#020617 0%,#0f172a 45%,#111827 100%);font-family:Segoe UI,Arial,sans-serif}*{box-sizing:border-box}body{touch-action:manipulation;min-width:320px;min-height:100vh;margin:0}body,button{font-family:inherit}h1,h2,h3,p,ul{margin:0}#app{min-height:100vh}.app-shell{width:min(1200px,100vw - 20px);margin:0 auto;padding:14px 0 24px}.hero-block{gap:14px;margin-bottom:14px;display:grid}.eyebrow{color:#93c5fd;letter-spacing:.08em;text-transform:uppercase;background:#3b82f624;border-radius:999px;padding:5px 10px;font-size:12px;display:inline-flex}.hero-block h1{color:#f8fafc;margin:10px 0 8px;font-size:clamp(30px,10vw,56px);line-height:1.04}.hero-copy{color:#cbd5e1;font-size:15px;line-height:1.55}.status-banner{color:#dbeafe;background:#0f172ad1;border:1px solid #60a5fa38;border-radius:16px;width:100%;padding:12px 14px;line-height:1.5;box-shadow:0 16px 30px #0206174d}.game-layout{flex-direction:column;gap:14px;display:flex}.panel,.stage-panel,.hud-group,.game-frame{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#0f172ab3;border:1px solid #94a3b82e;border-radius:22px;box-shadow:0 20px 60px #02061757}.panel{padding:18px}.stage-panel{padding:14px}.stage-head{gap:10px;margin-bottom:12px;display:grid}.stage-head h2,.panel h2,.hud-title-row h3{color:#f8fafc;margin:0;font-size:20px}.stage-head p,.hud-subtitle{color:#94a3b8;font-size:13px;line-height:1.45}.level-chip{color:#bfdbfe;background:#3b82f624;border-radius:999px;justify-self:start;padding:8px 12px;font-size:13px}.stage-layout{gap:12px;display:grid}.panel-card{background:#1e293bc7;border:1px solid #94a3b824;border-radius:16px;margin-top:16px;padding:16px}.panel-card h3{color:#f8fafc;margin-bottom:8px;font-size:17px}.panel-card p{color:#cbd5e1;font-size:14px;line-height:1.55}.tips-list{color:#dbeafe;gap:8px;padding:0;list-style:none;display:grid}.tips-list li{background:#1e293bbd;border:1px solid #60a5fa1f;border-radius:14px;padding:12px;font-size:14px}.game-frame{background:linear-gradient(#0f172af0,#020617eb);border:1px solid #60a5fa29;width:100%;padding:8px}#game-container{aspect-ratio:5/8;border-radius:16px;width:100%;overflow:hidden}#game-container canvas{width:100%;height:100%;display:block}.hud-panel{gap:12px;display:grid}.hud-group{padding:14px}.hud-title-row{justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px;display:flex}.touch-controls{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:12px;display:grid}.touch-button{color:#f8fafc;touch-action:manipulation;background:#1e293bd1;border:1px solid #60a5fa2e;border-radius:14px;min-height:48px;font-size:15px;font-weight:600}.touch-button:active{background:#2563eb52;transform:translateY(1px)}.touch-button-wide{grid-column:span 1}.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.stat-card{background:#1e293bc7;border:1px solid #94a3b824;border-radius:16px;padding:12px}.stat-card-emphasis{background:linear-gradient(#2563eb38,#1e293be6)}.stat-card-wide{grid-column:1/-1}.stat-card span{color:#94a3b8;margin-bottom:6px;font-size:12px;display:block}.stat-card strong{color:#f8fafc;font-size:18px}.preview-grid{grid-template-columns:repeat(4,1fr);gap:6px;width:100%;max-width:164px;display:grid}.preview-cell{aspect-ratio:1;background:#0f172ac7;border:1px solid #94a3b82e;border-radius:8px;width:100%;transition:background .18s,box-shadow .18s,border-color .18s}@media (width>=768px){.app-shell{width:min(1200px,100vw - 28px);padding-top:22px}.hero-block{grid-template-columns:minmax(0,1fr) 320px;align-items:start;gap:20px}.game-layout{gap:18px}.stage-layout{grid-template-columns:minmax(0,1fr) 260px;align-items:start}.hud-panel{position:sticky;top:18px}}@media (width>=1024px){.game-layout{grid-template-columns:minmax(0,1fr) 280px;align-items:start;display:grid}.help-panel{position:sticky;top:18px}}@media (width<=767px){.app-shell{width:calc(100vw - 18px);padding-bottom:18px}.hero-copy{font-size:14px}.stage-panel,.panel,.hud-group,.game-frame{border-radius:18px}.stage-panel{padding:12px}.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.next-card{grid-template-columns:minmax(0,1fr) auto;align-items:center;display:grid}.next-card .hud-title-row{align-self:start;margin-bottom:0}.next-card .preview-grid{justify-self:end;max-width:132px}.help-panel{order:2}}@media (width<=420px){.stat-grid{grid-template-columns:1fr}.touch-controls{grid-template-columns:repeat(2,minmax(0,1fr))}.touch-button{min-height:46px;font-size:14px}.next-card{grid-template-columns:1fr;gap:10px}.next-card .preview-grid{justify-self:start}}