:root{--accent:#38bdf8;--panel-bg:#0c1018e0;--panel-border:#94a3b840;--text:#e2e8f0;--muted:#94a3b8}*{box-sizing:border-box;margin:0;padding:0}html,body{overflow:hidden;color:var(--text);touch-action:none;overscroll-behavior:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;background:#0b0f17;height:100%;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif}input{-webkit-user-select:text;user-select:text}#app,#app canvas{position:fixed;display:block;inset:0}.hidden{display:none!important}button{font:inherit;color:#06121f;background:var(--accent);cursor:pointer;border:none;border-radius:8px;padding:10px 18px;font-weight:600}button:hover{filter:brightness(1.1)}button.ghost{color:var(--text);border:1px solid var(--panel-border);background:0 0}input{font:inherit;border:1px solid var(--panel-border);color:var(--text);background:#ffffff0f;border-radius:8px;width:100%;padding:8px 12px}input:focus{outline:2px solid var(--accent)}label{display:block;color:var(--muted);margin-bottom:12px;font-size:13px}label input{margin-top:4px}#hud{position:fixed;pointer-events:none;z-index:5;inset:0}#hud>*{pointer-events:auto}#crosshair{position:absolute;pointer-events:none;background:#ffffffe6;border-radius:50%;width:6px;height:6px;margin:-3px;top:50%;left:50%;box-shadow:0 0 6px #000c}#topbar{position:absolute;display:flex;background:linear-gradient(#05080ebf,#0000);align-items: center;gap:16px;padding:12px 20px;top:0;left:0;right:0}#mall-title{letter-spacing:3px;color:var(--accent);font-size:14px;font-weight:800}#online-count{color:var(--muted);font-size:13px}#cart-btn{margin-left:auto;padding:8px 16px}#cart-count{display:inline-block;color:var(--accent);background:#06121f;border-radius:10px;min-width:20px;margin-left:6px;padding:1px 6px}#prompt{position:absolute;background:var(--panel-bg);border:1px solid var(--panel-border);pointer-events:none;border-radius:8px;padding:8px 16px;font-size:14px;bottom:18%;left:50%;transform:translate(-50%)}#prompt b{color:var(--accent)}#shop-banner{position:absolute;text-align:center;pointer-events:none;animation:.35s ease-out banner-in;top:64px;left:50%;transform:translate(-50%)}#shop-banner-name{text-shadow:0 2px 12px #000000e6;font-size:28px;font-weight:800}#shop-banner-tagline{color:var(--muted);text-shadow:0 1px 6px #000000e6;font-size:14px}@keyframes banner-in{0%{opacity:0;transform:translate(-50%,-8px)}to{opacity:1;transform:translate(-50%)}}#chat-log{position:absolute;overflow:hidden;display:flex;pointer-events:none;flex-direction:column;justify-content:flex-end;gap:4px;width:340px;max-height:220px;font-size:14px;bottom:16px;left:16px}.chat-line{overflow-wrap:break-word;background:#05080e99;border-radius:6px;padding:4px 10px}.chat-line .chat-name{margin-right:6px;font-weight:700}#chat-input{position:absolute;background:var(--panel-bg);width:340px;bottom:16px;left:16px}#overlay{position:fixed;z-index:20;display:flex;backdrop-filter:blur(4px);background:#04070cb8;justify-content:center;align-items: center;inset:0}.overlay-card{background:var(--panel-bg);border:1px solid var(--panel-border);text-align:center;border-radius:16px;width:420px;padding:36px 44px}.overlay-card h1{letter-spacing:1px;font-size:32px}.overlay-card .subtitle{color:var(--muted);margin:6px 0 24px}#name-label{text-align:left}#play-btn{width:100%;margin:8px 0 20px;padding:12px;font-size:16px}.controls-help{display:grid;grid-template-columns:1fr 1fr;color:var(--muted);text-align:left;gap:6px 12px;font-size:13px}.controls-help b{color:var(--text)}.panel{position:fixed;background:var(--panel-bg);border:1px solid var(--panel-border);z-index:15;border-radius:14px;width:340px;padding:24px;top:50%;right:40px;transform:translateY(-50%)}.panel h2{margin-bottom:10px}.panel-actions{display:flex;gap:10px;margin-top:18px}.panel-actions button{flex:1}#product-swatch{border-radius:10px;width:100%;height:90px;margin-bottom:14px}#product-shop{color:var(--muted);margin-bottom:8px;font-size:13px}#product-desc{color:var(--text);margin-bottom:14px;font-size:14px}#product-price{color:var(--accent);font-size:24px;font-weight:800}#cart-lines{overflow-y:auto;max-height:300px;margin:12px 0}.cart-line{display:flex;border-bottom:1px solid #94a3b826;align-items: center;gap:10px;padding:8px 0;font-size:14px}.cart-line .grow{flex:1}.cart-line .qty-btn{border-radius:6px;width:26px;height:26px;padding:0;font-weight:700}.cart-line .line-price{color:var(--accent);text-align:right;min-width:56px;font-weight:700}#cart-total-row{display:flex;justify-content:space-between;padding-top:12px;font-size:18px;font-weight:700}#cart-empty{color:var(--muted);padding:12px 0;font-size:14px}#checkout-modal{position:fixed;z-index:18;background:#04070c99;inset:0}#checkout-modal .panel{top:50%;left:50%;right:auto;transform:translate(-50%,-50%)}.demo-badge{vertical-align:middle;color:#451a03;letter-spacing:1px;background:#fbbf24;border-radius:4px;margin-left:8px;padding:2px 6px;font-size:11px;font-weight:800}#checkout-summary{color:var(--muted);border:1px dashed var(--panel-border);border-radius:8px;margin-bottom:16px;padding:10px 12px;font-size:14px}#checkout-summary b{color:var(--text)}.cc-row{display:flex;gap:10px}.cc-row label{flex:1}#checkout-result{text-align:center;margin-top:16px;font-size:15px}#checkout-result .order-id{color:var(--accent);font-weight:800}#checkout-result .ok{color:#4ade80;font-size:28px}#chat-btn{display:none}body.touch #chat-btn{display:block}body.touch #help-mouse,#help-touch{display:none}body.touch #help-touch{display:grid}body.touch #prompt{pointer-events:auto;cursor:pointer}#joystick{position:fixed;z-index:8;pointer-events:none;background:#ffffff12;border:2px solid #ffffff40;border-radius:50%;width:112px;height:112px}#joystick-knob{position:absolute;background:#ffffff59;border-radius:50%;width:48px;height:48px;top:50%;left:50%;transform:translate(-50%,-50%)}@media (max-width:700px){#topbar{padding:calc(8px + env(safe-area-inset-top))12px 8px;gap:8px}#mall-title{letter-spacing:2px;font-size:11px}#online-count{font-size:11px}#cart-btn,#chat-btn{padding:8px 12px;font-size:14px}.panel{top:auto;bottom:calc(12px + env(safe-area-inset-bottom));overflow-y:auto;width:auto;max-height:62vh;left:12px;right:12px;transform:none}#checkout-modal .panel{width:auto;inset:50% 12px auto;transform:translateY(-50%)}.overlay-card{width:min(420px,92vw);padding:24px 20px}.overlay-card h1{font-size:26px}#prompt{font-size:15px;bottom:30%}#shop-banner-name{font-size:22px}#chat-log{bottom:calc(12px + env(safe-area-inset-bottom));width:56vw;font-size:13px}#chat-input{left:12px;bottom:calc(12px + env(safe-area-inset-bottom));width:calc(100vw - 24px)}}