.help-button,.help-info{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:44px;border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:8px;padding:10px 14px;font:inherit;font-size:12px;font-weight:600;cursor:pointer}.help-button span,.help-info{font-style:normal}.help-button span{border:1px solid currentColor;border-radius:50%;display:grid;place-items:center;width:15px;height:15px;font-size:10px}.help-info{width:44px;padding:0;border-color:transparent;border-radius:50%;font-size:13px}.control-tip{position:fixed;z-index:2000;max-width:min(310px,calc(100vw - 24px));padding:11px 13px;background:var(--text);color:var(--bg);border:1px solid var(--line);border-radius:8px;font:12px/1.5 system-ui,sans-serif;box-shadow:0 8px 30px #0003;pointer-events:none}.control-tip[hidden]{display:none}.help-dialog{width:min(580px,calc(100vw - 28px));max-height:calc(100dvh - 28px);padding:0;border:1px solid var(--line);border-radius:14px;background:var(--surface);color:var(--text);box-shadow:0 20px 70px #0005}.help-dialog::backdrop{background:#030a11b3}.help-dialog-head{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 22px;border-bottom:1px solid var(--line);background:var(--surface)}.help-dialog h2{font-size:20px;letter-spacing:-.4px;margin:0}.help-dialog h3{font-size:14px;margin:20px 0 8px}.help-dialog-head button{min-width:44px;min-height:44px;background:transparent;color:var(--text);border:1px solid var(--line);border-radius:7px;font-size:20px}.help-dialog-body{padding:0 22px 22px;font-size:13px;line-height:1.7;color:var(--muted)}.help-dialog-body p{margin:16px 0}.help-dialog-body ul{padding-left:20px}.help-dialog-body li{margin:10px 0}.help-dialog a{color:var(--cyan)}.help-dialog details{border-top:1px solid var(--line);padding-top:14px}.help-dialog summary{cursor:pointer;min-height:44px;color:var(--text);font-weight:600}.help-dialog button:focus-visible,.help-dialog summary:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}