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:root{--bg:#f6f3ea;--board:#fffdf7;--ink:#1f2328;--muted:#6b7280;--line:#e7e1d3;--panel:#fff;--accent:#f59e0b;--accent-ink:#92400e;--blue:#1e5bd8;--danger:#d6336c;--shadow:0 8px 30px #1f23281a, 0 2px 6px #1f23280f;--radius:16px;font-family:var(--font-ui), system-ui, -apple-system, "Segoe UI", sans-serif;color:var(--ink)}*{box-sizing:border-box}html,body{background:var(--bg);-webkit-font-smoothing:antialiased;min-height:100%;margin:0}button{font:inherit;color:inherit;cursor:pointer}button:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--blue);outline-offset:2px}.app{flex-direction:column;display:flex;position:fixed;inset:0}.topbar{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);z-index:5;background:#ffffffb3;flex:none;align-items:center;gap:16px;height:56px;padding:0 18px;display:flex}.brand{-webkit-user-select:none;user-select:none;align-items:baseline;gap:10px;display:flex}.brand-name{letter-spacing:-.5px;font-size:24px;font-weight:900}.brand-name span{color:var(--accent)}.brand-tag{color:var(--muted);font-size:13px}.topbar-spacer{flex:1}.toggle{color:var(--muted);border:1px solid var(--line);background:var(--panel);border-radius:999px;align-items:center;gap:8px;padding:6px 10px;font-size:13px;font-weight:700;display:inline-flex}.toggle[aria-pressed=true]{color:var(--ink);border-color:var(--accent);background:#fff7e6}.select{font:inherit;border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:999px;padding:6px 10px;font-size:13px;font-weight:700}.stage{flex:1;min-height:0;position:relative}.board{touch-action:none;background:var(--bg);position:absolute;inset:0 0 0 84px;overflow:hidden}.board svg{-webkit-user-select:none;user-select:none;width:100%;height:100%;display:block}.board[data-tool=pen],.board[data-tool=highlighter],.board[data-tool=rect],.board[data-tool=ellipse],.board[data-tool=arrow]{cursor:crosshair}.board[data-tool=text]{cursor:text}.board[data-tool=hand],.board[data-panning="1"]{cursor:grab}.board[data-tool=eraser]{cursor:cell}.doodo-pen{pointer-events:none;filter:drop-shadow(0 3px 3px #00000040)}.text-editor{z-index:4;border:2px dashed var(--blue);resize:none;background:#ffffffeb;border-radius:8px;outline:none;min-width:160px;padding:4px 8px;font-family:Segoe Print,Bradley Hand,Comic Sans MS,cursive;line-height:1.25;position:absolute;overflow:hidden}.drop-hint{border:3px dashed var(--accent);color:var(--accent-ink);pointer-events:none;z-index:6;background:#fff7e6bf;border-radius:24px;justify-content:center;align-items:center;font-size:22px;font-weight:800;display:flex;position:absolute;inset:16px}.toolbar{background:var(--panel);border-radius:var(--radius);box-shadow:var(--shadow);z-index:3;flex-direction:column;gap:4px;max-height:calc(100% - 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:root{--blue-soft:#e8efff;--green:#2b8a3e;--green-soft:#e6f6ea;--red-soft:#fdecf1;--amber-soft:#fff3d6;--purple:#7048e8;--purple-soft:#efeaff;--teal:#0c8599;--teal-soft:#e3f7fa;--orange:#e8590c;--orange-soft:#fff0e6;--gray-soft:#f1efe9}a{color:inherit;text-decoration:none}.grow{flex:1;min-width:0}.muted{color:var(--muted)}.small{font-size:13px}.center{text-align:center}.lead{color:#4b5563;margin:8px 0 0;font-size:17px;line-height:1.55}.btn{border:1px solid var(--line);background:var(--panel);height:40px;color:var(--ink);white-space:nowrap;border-radius:12px;justify-content:center;align-items:center;gap:6px;padding:0 16px;font-size:14px;font-weight:800;transition:transform 80ms,background .12s,box-shadow .12s;display:inline-flex}.btn:hover:not(:disabled){background:#faf7f0;box-shadow:0 2px 8px #1f23280f}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:default}.btn.primary{background:var(--ink);border-color:var(--ink);color:var(--on-ink)}.btn.primary:hover:not(:disabled){background:#2d333b}.btn.ghost{background:0 0;border-color:#0000}.btn.ghost:hover:not(:disabled){background:#f3efe6}.btn.small{border-radius:10px;height:32px;padding:0 11px;font-size:13px}.btn.big{border-radius:16px;height:52px;padding:0 26px;font-size:17px}.btn.danger{color:var(--danger)}.link{color:var(--blue);font-size:14px;font-weight:800}.link-btn{color:var(--blue);background:0 0;border:none;padding:0;font-size:13px;font-weight:800}.form-error{color:var(--danger);margin:8px 0 0;font-size:14px;font-weight:700}.form-error.small{font-size:12px}.badge{background:var(--gray-soft);color:#4b5563;vertical-align:middle;border-radius:999px;align-items:center;margin-left:6px;padding:2px 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