:root{color-scheme:light;--bg: #f6f7fb;--panel: rgba(255, 255, 255, .88);--panel-strong: rgba(255, 255, 255, .96);--text: #2d3142;--muted: #5c677d;--line: #dce3eb;--accent: #7a9cc6;--accent-soft: #edf4fb;--good: #dff5e3;--warm: #fff4df;--shadow: 0 18px 42px rgba(87, 96, 111, .12);font-family:Arial,Helvetica,sans-serif}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;background:radial-gradient(circle at top,#fbfcff,#f3f5fa 55%,#eef2f7);color:var(--text)}button,input{font:inherit}button{cursor:pointer}.shell,.world-shell{min-height:100vh;padding:28px}.shell{display:grid;place-items:center}.hero-card,.world-panel{background:var(--panel);border:1px solid rgba(220,227,235,.92);border-radius:28px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.hero-card{width:min(920px,100%);padding:32px}.compact-card{max-width:560px}.hero-badge,.status-pill{display:inline-flex;align-items:center;gap:8px;padding:8px 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var(--line);color:var(--muted);font-size:.92rem}.world-main-panel{display:grid;gap:14px}.game-frame{min-height:560px;overflow:hidden;border-radius:24px;border:1px solid var(--line);background:#ffffffb3}.world-side-panel{display:grid;gap:14px;align-content:start}.side-block{padding:16px}.side-block h2{margin:0 0 12px;font-size:1.05rem}.presence-list,.chat-list{display:grid;gap:10px}.presence-item{display:flex;gap:12px;align-items:flex-start;padding:12px;border:1px solid var(--line);background:#ffffffe6}.presence-dot{width:14px;height:14px;border-radius:999px;margin-top:4px;flex-shrink:0}.chat-list{max-height:300px;overflow:auto;padding-right:4px}.chat-message{padding:12px;border:1px solid var(--line);background:#ffffffed}.chat-message p{margin:8px 0 0;color:var(--text);line-height:1.45}.chat-system{background:var(--warm)}.chat-meta{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:.88rem}.chat-form{display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:12px}.stretch-block{min-height:0}.soft-list{margin:0;padding-left:18px;color:var(--muted);line-height:1.6}@media (max-width: 1024px){.world-layout{grid-template-columns:1fr}.world-header{flex-direction:column}}@media (max-width: 720px){.shell,.world-shell{padding:14px}.hero-card,.world-panel{border-radius:22px;padding:16px}.feature-grid,.chat-form{grid-template-columns:1fr}.panel-topline,.hint-row{flex-direction:column}.game-frame{min-height:420px}}.game-canvas-shell{display:grid;gap:14px}.game-frame{position:relative}.game-frame canvas{display:block;width:100%!important;height:100%!important;border-radius:24px}.game-canvas-error{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:20px;text-align:center;color:#4a5568;background:#ffffffd1;z-index:2}.mobile-pill{background:#eef7ff;border-color:#d7e8fb;color:#46698c}.mobile-world-note{padding:14px 16px;border-radius:18px;background:#edf4fbf2;border:1px solid #d6e4f3;color:#4b617a;line-height:1.5}.touch-controls{display:grid;gap:12px;padding:14px;border-radius:22px;background:#fffffff5;border:1px solid var(--line);box-shadow:inset 0 1px #fff9}.touch-legend{color:var(--muted);font-size:.95rem;line-height:1.45}.touch-grid{width:min(280px,100%);margin:0 auto;display:grid;grid-template-columns:repeat(3,minmax(64px,1fr));gap:10px}.touch-cell{min-height:64px}.touch-cell-empty{visibility:hidden}.touch-button{min-height:64px;border:0;border-radius:20px;background:linear-gradient(180deg,#93b2db,#7f9fc9);color:#fff;font-size:1.55rem;font-weight:700;box-shadow:0 12px 24px #7a9cc638;touch-action:none;-webkit-user-select:none;user-select:none}.touch-button:active{transform:translateY(1px) scale(.985)}.touch-stop{background:linear-gradient(180deg,#b4bfd0,#98a7bd)}@media (max-width: 720px){.world-actions{justify-content:flex-start}.status-pill{font-size:.86rem}.game-frame{min-height:320px}.touch-controls{padding:12px}.touch-grid{grid-template-columns:repeat(3,minmax(56px,1fr));gap:8px}.touch-button,.touch-cell{min-height:58px}.mobile-world-note{font-size:.94rem}}