:root{--paper: #f6f3ec;--paper-deep: #eee9df;--card: #fffdf8;--ink: #221f1a;--ink-soft: #6b6459;--line: #ddd5c7;--accent: #c2402a;--accent-soft: #f6ddd7;--shadow: 0 1px 2px rgba(46, 38, 26, .08), 0 8px 24px rgba(46, 38, 26, .1);--shadow-lift: 0 2px 4px rgba(46, 38, 26, .12), 0 16px 40px rgba(46, 38, 26, .18);--font-ui: "Spline Sans", system-ui, sans-serif;--font-display: "Fraunces", Georgia, serif;--font-mono: "Spline Sans Mono", ui-monospace, monospace;--cat-red: #c2402a;--cat-red-bg: #fbe7e2;--cat-yellow: #b3831c;--cat-yellow-bg: #faf0d4;--cat-blue: #2b5aa7;--cat-blue-bg: #e2ebf9;--cat-green: #1d6b4f;--cat-green-bg: #dff0e6;--cat-purple: #7d4fb3;--cat-purple-bg: #eee4f9;--cat-gray: #6b6459;--cat-gray-bg: #eceae4}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{font-family:var(--font-ui);color:var(--ink);background:var(--paper);overflow:hidden;-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer}input,textarea{font-family:inherit;color:inherit}.topbar{height:56px;display:flex;align-items:center;gap:14px;padding:0 18px;background:color-mix(in srgb,var(--card) 88%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);position:relative;z-index:40}.brand{font-family:var(--font-display);font-weight:650;font-size:19px;letter-spacing:-.01em;display:flex;align-items:center;gap:9px;color:var(--ink);text-decoration:none;white-space:nowrap}.brand-mark{width:26px;height:26px;border-radius:7px;background:var(--accent);display:inline-flex;align-items:center;justify-content:center;color:var(--card);font-size:13px;font-family:var(--font-display)}.spacer{flex:1}.btn{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:9px;padding:7px 14px;font-size:13.5px;font-weight:500;transition:border-color .15s,background .15s,transform .1s}.btn:hover{border-color:var(--ink-soft)}.btn:active{transform:translateY(1px)}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{background:#a93521}.btn.ghost{border-color:transparent;background:transparent;color:var(--ink-soft)}.btn.ghost:hover{background:var(--paper-deep);color:var(--ink)}.btn.danger:hover{border-color:var(--accent);color:var(--accent)}.btn:disabled{opacity:.5;cursor:default}.join-wrap{height:100%;display:grid;place-items:center;background:radial-gradient(1200px 500px at 70% -10%,var(--accent-soft),transparent 60%),radial-gradient(circle,var(--line) 1px,transparent 1px) 0 0 / 26px 26px,var(--paper)}.join-card{width:min(400px,calc(100vw - 40px));background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lift);padding:34px 34px 30px}.join-card h1{font-family:var(--font-display);font-size:30px;font-weight:650;letter-spacing:-.02em;margin-bottom:6px}.join-card p.sub{color:var(--ink-soft);font-size:14px;margin-bottom:24px}.field{margin-bottom:14px}.field label{display:block;font-size:11.5px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft);margin-bottom:6px}.field input{width:100%;border:1px solid var(--line);border-radius:9px;background:var(--paper);padding:10px 12px;font-size:14.5px;outline:none;transition:border-color .15s,box-shadow .15s}.field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.err{color:var(--accent);font-size:13px;margin:6px 0 0}.home{height:calc(100% - 56px);overflow-y:auto}.home-inner{max-width:1060px;margin:0 auto;padding:44px 24px 80px}.home h2{font-family:var(--font-display);font-size:34px;font-weight:650;letter-spacing:-.02em}.home .home-sub{color:var(--ink-soft);margin:6px 0 30px;font-size:15px}.board-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.board-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 18px 16px;min-height:128px;display:flex;flex-direction:column;box-shadow:0 1px 2px #2e261a0d;transition:box-shadow .18s,transform .18s,border-color .18s;cursor:pointer}.board-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:#cfc5b2}.board-card h3{font-family:var(--font-display);font-weight:650;font-size:18px;letter-spacing:-.01em;margin-bottom:4px;overflow-wrap:anywhere}.board-card .meta{color:var(--ink-soft);font-size:12.5px;margin-top:auto}.board-card .card-actions{position:absolute;top:10px;right:10px;display:flex;gap:4px;opacity:0;transition:opacity .15s}.board-card:hover .card-actions{opacity:1}.icon-btn{border:none;background:var(--paper-deep);color:var(--ink-soft);width:26px;height:26px;border-radius:7px;font-size:13px;display:inline-flex;align-items:center;justify-content:center}.icon-btn:hover{background:var(--accent-soft);color:var(--accent)}.board-card.new{border-style:dashed;border-width:1.5px;align-items:center;justify-content:center;color:var(--ink-soft);background:transparent;box-shadow:none;font-weight:500;gap:8px}.board-card.new:hover{color:var(--accent);border-color:var(--accent);transform:none}.board-card.new .plus{font-size:26px;line-height:1;font-family:var(--font-display)}.board-page{height:100%;display:flex;flex-direction:column}.canvas-wrap{position:relative;flex:1;overflow:hidden;background:radial-gradient(circle,#d8d0c0 1.1px,transparent 1.1px) 0 0 / 24px 24px,var(--paper);cursor:grab;touch-action:none}.canvas-wrap.panning{cursor:grabbing}.canvas-wrap.placing{cursor:crosshair}.canvas-layer{position:absolute;top:0;left:0;transform-origin:0 0}.el{position:absolute;border-radius:10px}.el.selected{outline:2px solid var(--accent);outline-offset:2px}.el .resize-handle{position:absolute;right:-7px;bottom:-7px;width:14px;height:14px;border-radius:50%;background:var(--card);border:2px solid var(--accent);cursor:nwse-resize;display:none}.el.selected .resize-handle{display:block}.el-text{background:transparent;padding:6px 8px}.el-text textarea,.el-text .text-view{width:100%;height:100%;border:none;background:transparent;outline:none;resize:none;font-family:var(--font-ui);color:var(--ink);line-height:1.45;overflow:hidden;white-space:pre-wrap;overflow-wrap:anywhere}.el-text .text-view.placeholder{color:var(--ink-soft)}.el-comment{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-left:5px solid var(--cat-gray);box-shadow:var(--shadow)}.el-comment .c-head{display:flex;align-items:center;gap:6px;padding:7px 9px 5px;cursor:grab;-webkit-user-select:none;user-select:none}.el-comment .c-author{font-size:11px;font-weight:600;color:var(--ink-soft);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.el-comment .c-cat-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;padding:2px 7px;border-radius:20px}.el-comment textarea{flex:1;border:none;outline:none;resize:none;background:transparent;padding:2px 10px 10px;font-size:13px;line-height:1.5}.cat-dots{display:none;gap:4px;padding:0 9px 7px}.el-comment.selected .cat-dots,.el-comment:hover .cat-dots{display:flex}.cat-dot{width:15px;height:15px;border-radius:50%;border:1.5px solid transparent;padding:0}.cat-dot.active{border-color:var(--ink);box-shadow:0 0 0 1.5px var(--card) inset}.el-image img,.el-pdfpage img{width:100%;height:100%;display:block;border-radius:10px;pointer-events:none;-webkit-user-select:none;user-select:none}.el-image,.el-pdfpage{background:var(--card);box-shadow:var(--shadow)}.el-pdfpage,.el-pdfpage img{border-radius:4px}.page-badge{position:absolute;left:6px;bottom:6px;background:#221f1ab8;color:#fff;font-size:10.5px;font-weight:600;font-family:var(--font-mono);padding:2px 7px;border-radius:6px;pointer-events:none}.del-btn{position:absolute;top:-11px;right:-11px;width:22px;height:22px;border-radius:50%;border:none;background:var(--ink);color:var(--card);font-size:11px;display:none;align-items:center;justify-content:center;box-shadow:var(--shadow)}.el.selected .del-btn{display:inline-flex}.del-btn:hover{background:var(--accent)}.cursor{position:absolute;pointer-events:none;z-index:30;transition:transform .08s linear}.cursor .dot{width:10px;height:10px;border-radius:50% 50% 50% 0;transform:rotate(-90deg)}.cursor .tag{margin:2px 0 0 8px;font-size:10.5px;font-weight:600;color:#fff;padding:2px 7px;border-radius:8px;white-space:nowrap}.toolbar{position:absolute;bottom:18px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:4px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:6px;box-shadow:var(--shadow-lift);z-index:35}.tool{border:none;background:transparent;border-radius:9px;padding:8px 12px;font-size:13px;font-weight:500;color:var(--ink);display:flex;align-items:center;gap:6px}.tool:hover{background:var(--paper-deep)}.tool.active{background:var(--ink);color:var(--card)}.tool-sep{width:1px;height:22px;background:var(--line);margin:0 4px}.zoombar{position:absolute;bottom:18px;right:18px;z-index:35;display:flex;align-items:center;gap:2px;background:var(--card);border:1px solid var(--line);border-radius:11px;padding:4px;box-shadow:var(--shadow);font-size:12.5px}.zoombar button{border:none;background:transparent;border-radius:7px;padding:5px 9px;font-weight:600}.zoombar button:hover{background:var(--paper-deep)}.zoombar .pct{min-width:46px;text-align:center;color:var(--ink-soft);font-family:var(--font-mono)}.presence{display:flex;align-items:center}.avatar{width:28px;height:28px;border-radius:50%;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:11.5px;font-weight:700;border:2px solid var(--card);margin-left:-7px}.presence .avatar:first-child{margin-left:0}.status-dot{width:8px;height:8px;border-radius:50%;background:#1d6b4f}.status-dot.off{background:var(--accent)}.board-title-input{font-family:var(--font-display);font-size:17px;font-weight:650;border:1px solid transparent;background:transparent;border-radius:8px;padding:4px 8px;outline:none;min-width:60px;max-width:360px;color:var(--ink)}.board-title-input:hover{border-color:var(--line)}.board-title-input:focus{border-color:var(--accent);background:var(--card)}.bell-wrap{position:relative}.badge{position:absolute;top:-4px;right:-4px;min-width:16px;height:16px;background:var(--accent);color:#fff;font-size:10px;font-weight:700;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;padding:0 4px}.dropdown{position:absolute;right:0;top:calc(100% + 8px);width:330px;max-height:420px;overflow-y:auto;background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-lift);z-index:60;padding:6px}.dropdown .dd-empty{padding:22px;text-align:center;color:var(--ink-soft);font-size:13.5px}.notif{padding:10px 12px;border-radius:10px;cursor:pointer;font-size:13px;line-height:1.45}.notif:hover{background:var(--paper-deep)}.notif.unread{background:var(--accent-soft)}.notif.unread:hover{background:#f1d2ca}.notif .n-meta{color:var(--ink-soft);font-size:11.5px;margin-top:2px}.export-panel{position:absolute;top:0;right:0;bottom:0;width:min(440px,92vw);background:var(--card);border-left:1px solid var(--line);box-shadow:-12px 0 40px #2e261a24;z-index:50;display:flex;flex-direction:column;animation:slide-in .22s cubic-bezier(.2,.8,.2,1)}@keyframes slide-in{0%{transform:translate(30px);opacity:0}to{transform:none;opacity:1}}.export-head{display:flex;align-items:center;gap:8px;padding:16px 18px;border-bottom:1px solid var(--line)}.export-head h3{font-family:var(--font-display);font-size:19px;font-weight:650;flex:1}.export-body{flex:1;overflow-y:auto;padding:16px 18px}.export-body pre{font-family:var(--font-mono);font-size:12px;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere;color:var(--ink)}.export-actions{display:flex;gap:8px;padding:14px 18px;border-top:1px solid var(--line)}.export-note{font-size:12px;color:var(--ink-soft);padding:0 18px 12px}.toasts{position:fixed;bottom:20px;left:20px;z-index:100;display:flex;flex-direction:column;gap:8px}.toast{background:var(--ink);color:var(--card);border-radius:11px;padding:10px 16px;font-size:13.5px;box-shadow:var(--shadow-lift);animation:toast-in .2s ease-out;max-width:420px}.toast.error{background:var(--accent)}@keyframes toast-in{0%{transform:translateY(8px);opacity:0}to{transform:none;opacity:1}}.mention-pop{position:fixed;z-index:120;background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow-lift);padding:4px;min-width:180px}.mention-pop button{display:flex;width:100%;align-items:center;gap:8px;border:none;background:transparent;padding:7px 9px;border-radius:7px;font-size:13px}.mention-pop button:hover,.mention-pop button.hl{background:var(--paper-deep)}.mention-pop .mini-avatar{width:20px;height:20px;border-radius:50%;color:#fff;font-size:9.5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center}.progress-pill{position:absolute;top:14px;left:50%;transform:translate(-50%);background:var(--ink);color:var(--card);font-size:12.5px;font-weight:500;border-radius:20px;padding:7px 16px;z-index:45;box-shadow:var(--shadow-lift)}