:root{--pm-bg-app: #0b1220;--pm-bg-elevated: #0e1730;--pm-bg-control: #334155;--pm-bg-control-hover: #475569;--pm-bg-icon: rgba(30, 41, 59, .9);--pm-bg-icon-hover: rgba(59, 130, 246, .15);--pm-bg-active: rgba(59, 130, 246, .15);--pm-bg-active-strong: rgba(59, 130, 246, .18);--pm-text: #e7eefc;--pm-text-muted: #94a3b8;--pm-text-on-primary: #ffffff;--pm-text-heading: #f1f5f9;--pm-primary: #2563eb;--pm-primary-hover: #1d4ed8;--pm-primary-border: rgba(37, 99, 235, .85);--pm-danger-fg: #fecaca;--pm-danger-bg: rgba(239, 68, 68, .1);--pm-danger-bg-hover: rgba(239, 68, 68, .2);--pm-danger-border: rgba(248, 113, 113, .35);--pm-border-subtle: rgba(255, 255, 255, .08);--pm-border-control: rgba(148, 163, 184, .4);--pm-border-control-hover: rgba(59, 130, 246, .45);--pm-border-primary: rgba(37, 99, 235, .65);--pm-border-primary-hover: rgba(29, 78, 216, .85);--pm-border-active: rgba(59, 130, 246, .55);--pm-border-active-strong: rgba(59, 130, 246, .6);--pm-radius-sm: 6px;--pm-radius-md: 10px;--pm-radius-pill: 9999px;--pm-space-1: .25rem;--pm-space-2: .5rem;--pm-space-3: .85rem;--pm-icon-hit: 2.5rem;--pm-font-ui: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, Cantarell, "Noto Sans", sans-serif;--pm-text-sm: .875rem;--pm-text-xs: .75rem;--pm-transition: background .15s ease, border-color .15s ease, color .15s ease;--pm-shadow-tooltip: 0 10px 24px rgba(0, 0, 0, .45);--pm-tooltip-bg: rgba(10, 16, 34, .96);--pm-tooltip-border: rgba(255, 255, 255, .14);--pm-brand-from: #f1f5f9;--pm-brand-via: #c7d2fe;--pm-brand-to: #6ee7b7}:root{--pm-z-popover: 1000}*,*:before,*:after{box-sizing:border-box}html{height:100%;overflow-x:clip;scrollbar-gutter:stable}body{margin:0;min-height:100%;min-height:100dvh;min-height:-webkit-fill-available;font-family:var(--pm-font-ui);background:var(--pm-bg-app);color:var(--pm-text);-webkit-font-smoothing:antialiased}.mi{font-family:Material Symbols Outlined;font-weight:400;font-style:normal;font-size:1.25rem;line-height:1;display:inline-flex;align-items:center;justify-content:center;font-variation-settings:"FILL" 0,"wght" 400,"GRAD" 0,"opsz" 24;-webkit-user-select:none;user-select:none;-webkit-font-smoothing:antialiased}.mi--sm{font-size:1.05rem}.mi--lg{font-size:1.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--pm-space-2);padding:.45rem var(--pm-space-3);border:0;border-radius:var(--pm-radius-sm);font-size:var(--pm-text-sm);font-weight:600;line-height:1;text-decoration:none;cursor:pointer;background:var(--pm-bg-control);color:var(--pm-text-heading);transition:var(--pm-transition)}.btn:hover:not(:disabled){background:var(--pm-bg-control-hover)}.btn:disabled{cursor:not-allowed;opacity:.4}.btn.primary{background:var(--pm-primary);color:var(--pm-text-on-primary)}.btn.primary:hover:not(:disabled){background:var(--pm-primary-hover)}.btn.danger{border:1px solid var(--pm-danger-border);background:var(--pm-danger-bg);color:var(--pm-danger-fg)}.btn.danger:hover:not(:disabled){background:var(--pm-danger-bg-hover)}.btn.small{padding:var(--pm-space-1) .55rem;font-size:var(--pm-text-xs)}.btn.small:not(.primary):not(.danger){background:var(--pm-bg-control);color:var(--pm-text-heading)}.btn.small:not(.primary):not(.danger):hover:not(:disabled){background:var(--pm-bg-control-hover)}.btn.icon{width:var(--pm-icon-hit);height:var(--pm-icon-hit);flex-shrink:0;gap:0;padding:0;border:1px solid var(--pm-border-control);border-radius:var(--pm-radius-md);background:var(--pm-bg-icon);color:#cbd5e1}.btn.icon:hover:not(:disabled){background:var(--pm-bg-icon-hover);border-color:var(--pm-border-control-hover);color:var(--pm-text-heading)}.btn.icon.primary{background:var(--pm-primary);color:var(--pm-text-on-primary);border-color:var(--pm-border-primary)}.btn.icon.primary:hover:not(:disabled){background:var(--pm-primary-hover);border-color:var(--pm-border-primary-hover)}.btn.icon.primary:disabled{opacity:.4}.btn.icon.danger{border-color:var(--pm-danger-border);background:var(--pm-bg-icon);color:var(--pm-danger-fg)}.btn.icon.danger:hover:not(:disabled){border-color:#f8717180;background:#ef444426}.btn.active:not(.primary){border:1px solid var(--pm-border-active);background:var(--pm-bg-active);color:var(--pm-text-on-primary)}.btn.icon.active{border-color:var(--pm-border-active-strong);background:var(--pm-bg-active-strong);color:var(--pm-text-heading)}.btn-text{cursor:pointer;border:0;background:transparent;font-size:var(--pm-text-sm);color:var(--pm-text-muted);transition:var(--pm-transition)}.btn-text:hover{color:var(--pm-text-heading)}.btn-text.danger:hover{color:#f87171}.play-indicator{display:inline-flex;align-items:center;gap:var(--pm-space-2);white-space:nowrap;border-radius:var(--pm-radius-pill);border:1px solid var(--pm-border-control);background:var(--pm-bg-icon);padding:var(--pm-space-1) var(--pm-space-2);font-size:var(--pm-text-xs);line-height:1;color:var(--pm-text-heading)}@media (hover: hover) and (pointer: fine){.play-indicator{padding:.35rem .65rem}}.play-indicator .num{font-weight:800;color:#f8fafc}.play-indicator-btn{display:inline-flex;align-items:center;justify-content:center;width:var(--pm-icon-hit);height:var(--pm-icon-hit);padding:0;border:1px solid var(--pm-border-control);border-radius:var(--pm-radius-md);background:var(--pm-bg-control);font-size:var(--pm-text-sm);font-weight:700;line-height:1;color:var(--pm-text-heading);cursor:pointer;transition:var(--pm-transition)}.play-indicator-btn:hover:not(:disabled){border-color:#94a3b880;background:var(--pm-bg-control-hover)}.play-indicator-btn:disabled{cursor:not-allowed;opacity:.4}.whiteboard-wordmark{font-size:1rem;font-weight:900;line-height:1.2;letter-spacing:.025em;background:linear-gradient(90deg,var(--pm-brand-from),var(--pm-brand-via),var(--pm-brand-to));-webkit-background-clip:text;background-clip:text;color:transparent}@media (max-width: 640px){.whiteboard-wordmark{font-size:15px;letter-spacing:.025em}}.btn[data-tip],.play-indicator-btn[data-tip]{position:relative}@media (hover: hover) and (pointer: fine){.btn[data-tip]:hover:after,.play-indicator-btn[data-tip]:hover:after{content:attr(data-tip);position:absolute;left:50%;right:auto;top:calc(100% + 8px);bottom:auto;transform:translate(-50%);max-width:min(280px,calc(100dvw - 16px));padding:6px 8px;border-radius:var(--pm-radius-md);background:var(--pm-tooltip-bg);border:1px solid var(--pm-tooltip-border);box-shadow:var(--pm-shadow-tooltip);color:var(--pm-text);font-size:12px;line-height:1.25;letter-spacing:.01em;white-space:normal;overflow-wrap:break-word;text-align:center;z-index:200;pointer-events:none}.btn[data-tip]:hover:before,.play-indicator-btn[data-tip]:hover:before{content:"";position:absolute;left:50%;top:calc(100% + 3px);bottom:auto;transform:translate(-50%);width:0;height:0;border-left:6px solid transparent;border-right:6px solid transparent;border-bottom:6px solid var(--pm-tooltip-bg);border-top:none;z-index:201;pointer-events:none}.tool-rail .btn[data-tip]:hover:after,.tool-rail .play-indicator-btn[data-tip]:hover:after{left:calc(100% + 10px);top:50%;right:auto;bottom:auto;transform:translateY(-50%);text-align:left}.tool-rail .btn[data-tip]:hover:before,.tool-rail .play-indicator-btn[data-tip]:hover:before{left:calc(100% + 4px);top:50%;bottom:auto;transform:translateY(-50%);border-left:none;border-right:6px solid var(--pm-tooltip-bg);border-top:6px solid transparent;border-bottom:6px solid transparent}}@supports (top: anchor(bottom)) and (anchor-name: --pm-tip-source){@media (hover: hover) and (pointer: fine){.btn[data-tip]:hover,.play-indicator-btn[data-tip]:hover{anchor-name:--pm-tip-source}.btn[data-tip]:hover:after,.play-indicator-btn[data-tip]:hover:after{position:fixed;position-anchor:--pm-tip-source;top:calc(anchor(bottom) + 8px);left:anchor(center);bottom:auto;right:auto;transform:translate(-50%)}.btn[data-tip]:hover:before,.play-indicator-btn[data-tip]:hover:before{position:fixed;position-anchor:--pm-tip-source;top:calc(anchor(bottom) + 3px);left:anchor(center);bottom:auto;right:auto;transform:translate(-50%)}}}