.arcade-help{box-sizing:border-box;width:min(540px,calc(100vw - 24px));max-width:calc(100vw - 24px);max-height:calc(100dvh - 24px);margin:auto;padding:0;border:1px solid #9bbc9f70;border-radius:20px;color:#f0f5e5;background:#193344;box-shadow:0 22px 90px #06121bc2;font-family:Inter,-apple-system,BlinkMacSystemFont,"Microsoft YaHei",sans-serif;text-align:left;user-select:text;touch-action:pan-y}
.arcade-help::backdrop{background:#081521c9;backdrop-filter:blur(6px)}
.arcade-help *{box-sizing:border-box}.arcade-help button{font:inherit;cursor:pointer;touch-action:manipulation}.arcade-help button:disabled{opacity:.4;cursor:default}.arcade-help button:focus-visible{outline:3px solid #ffdf8f;outline-offset:3px}
.arcade-help__shell{display:flex;flex-direction:column;max-height:calc(100dvh - 28px)}
.arcade-help__header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:19px 22px 15px;border-bottom:1px solid #b4d0ac29;flex-shrink:0}.arcade-help__header small{font-size:11px;color:#b9cfa8}.arcade-help__header h2{font-size:21px;line-height:1.4;margin:5px 0 0;color:#eff6db;letter-spacing:-.4px}.arcade-help__close{display:grid;place-items:center;width:40px;height:40px;flex-shrink:0;border:1px solid #b7d4c04f;border-radius:11px;background:#d9f0d50c;color:#e2efcc;font-size:26px!important}
.arcade-help__content{min-height:0;overflow:auto;overscroll-behavior:contain;padding:17px 22px 6px;scrollbar-width:thin;scrollbar-color:#71918b transparent}.arcade-help__goal{display:flex;flex-direction:column;gap:6px;margin:0 0 17px;padding:12px 14px;border-radius:10px;background:#dbe9a80a;color:#c7d6c2;font-size:13px;line-height:1.7}.arcade-help__goal b{font-size:11px;letter-spacing:1px;color:#d9ec9c}.arcade-help__content h3{font-size:20px;line-height:1.5;margin:0 0 12px;color:#f4f7e7}.arcade-help__picture svg{display:block;width:100%;height:auto}.arcade-help__content ol{padding-left:23px;margin:15px 0 12px;display:grid;gap:9px;font-size:14px;line-height:1.8;color:#d1dfd0}.arcade-help__content li{padding-left:3px}.arcade-help__content li::marker{color:#dceaa6;font-weight:800}.arcade-help__tip{padding:11px 13px;border-left:3px solid #d4e89e;background:#d6e9a60a;color:#dce8be;font-size:12px;line-height:1.8;margin:12px 0}
.arcade-help__footer{flex-shrink:0;padding:12px 22px 15px;border-top:1px solid #b4d0ac29;background:#193344}.arcade-help__nav{display:grid;grid-template-columns:1fr 55px 1fr;gap:10px;align-items:center;margin-bottom:11px}.arcade-help__nav button{min-height:39px;padding:8px;border:1px solid #a9c6ac4a;border-radius:9px;background:#d5e8b409;color:#d8e6cd;font-size:12px;font-weight:700}.arcade-help__progress{text-align:center;font-size:12px;font-weight:800;color:#dcdda8}.arcade-help__return{display:block;width:100%;min-height:44px;padding:10px 15px;border:1px solid #eef8bb;border-bottom:3px solid #708847;border-radius:11px;background:linear-gradient(115deg,#e1f3a3,#bde0ab);color:#294738;font-size:14px;font-weight:850}.arcade-help__footer>p{font-size:10px;line-height:1.6;color:#9fb9aa;margin:10px 0 0;text-align:center}
@media(max-width:420px){.arcade-help__header{padding:14px 16px 12px}.arcade-help__header h2{font-size:18px}.arcade-help__header small{font-size:10px}.arcade-help__content{padding:13px 16px 5px}.arcade-help__content h3{font-size:18px}.arcade-help__content ol{font-size:13px;gap:7px}.arcade-help__goal{font-size:12px;padding:10px;margin-bottom:13px}.arcade-help__footer{padding:10px 16px 12px}.arcade-help__footer>p{font-size:9px}}
@media(max-height:500px){.arcade-help__header{padding:10px 16px}.arcade-help__header h2{font-size:17px;margin-top:2px}.arcade-help__header small{font-size:9px}.arcade-help__close{width:34px;height:34px}.arcade-help__footer{padding:8px 16px}.arcade-help__nav{margin-bottom:7px}.arcade-help__nav button{min-height:34px}.arcade-help__return{min-height:36px;padding:7px}.arcade-help__footer>p{margin-top:5px}.arcade-help__picture{max-width:360px;margin:auto}}