:root{--fill-primary: #0d6bde;--state-primary-hover: #0c60c8;--text-primary: #0d6bde;--fill-error: #da1639;--state-error-hover: #c41434;--text-error: #da1639;--state-subtle-error-hover: rgba(218, 22, 57, .1);--background-bg-default: #ffffff;--background-bg-darker-neutral: #f1f4f6;--fill-subtle-neutral: #f1f4f6;--fill-subtler-neutral: #f7f9fa;--fill-subtler-primary: #f2f8ff;--text-stronger-neutral: #222325;--text-strong-neutral: #555b62;--text-neutral: #686f79;--icon-neutral: #686f79;--icon-strong-neutral: #555b62;--border-subtle-neutral: #dfe3e8;--border-neutral: #939ba4;--border-primary: #559cf2;--state-subtle-neutral-hover: rgba(110, 118, 128, .12);--drop-shadow-sm: 0 1px 2px rgba(23, 26, 30, .06), 0 1px 3px rgba(23, 26, 30, .08);--drop-shadow-md: 0 4px 12px rgba(23, 26, 30, .1), 0 2px 6px rgba(23, 26, 30, .06);--drop-shadow-lg: 0 16px 48px rgba(23, 26, 30, .18), 0 6px 16px rgba(23, 26, 30, .1)}*{box-sizing:border-box}html,body,#root{margin:0;height:100%}body{background:var(--background-bg-darker-neutral);color:var(--text-stronger-neutral);font-family:SF Pro Text,SF Pro Display,system-ui,-apple-system,Segoe UI,Roboto,Inter,sans-serif;-webkit-font-smoothing:antialiased}@keyframes mdFade{0%{opacity:0}to{opacity:1}}@keyframes mdPop{0%{opacity:0;transform:scale(.985)}to{opacity:1;transform:scale(1)}}.app-header{height:64px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:0 22px;background:var(--background-bg-default);border-bottom:1px solid var(--border-subtle-neutral);z-index:5}.header-left{display:flex;align-items:center;gap:12px}.detail-left{gap:14px;min-width:0}.header-right{display:flex;align-items:center;gap:10px;flex-shrink:0}.brand-col{display:flex;flex-direction:column;gap:1px}.brand-title{font-size:16px;font-weight:700;color:var(--text-stronger-neutral);letter-spacing:-.3px}.brand-sub{font-size:11px;color:var(--text-neutral);letter-spacing:.1px}.search-wrap{position:relative;display:flex;align-items:center}.search-icon{position:absolute;left:10px;display:flex;color:var(--icon-neutral);pointer-events:none}.search-input{height:36px;width:220px;padding:0 12px 0 32px;border:1px solid var(--border-subtle-neutral);border-radius:9px;background:var(--fill-subtler-neutral);font:inherit;font-size:13px;color:var(--text-stronger-neutral);outline:none;transition:border-color .12s,background .12s}.search-input:focus{border-color:var(--border-primary);background:var(--background-bg-default)}.btn-primary{display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 15px 0 13px;border:none;border-radius:9px;background:var(--fill-primary);color:#fff;font:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:background .12s}.btn-primary:hover{background:var(--state-primary-hover)}.btn-import{display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 14px 0 12px;border:1px solid var(--border-subtle-neutral);border-radius:9px;background:var(--background-bg-default);color:var(--text-strong-neutral);font:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:background .12s}.btn-import:hover{background:var(--state-subtle-neutral-hover)}.back-btn{display:inline-flex;align-items:center;gap:5px;height:34px;padding:0 12px 0 8px;border:1px solid var(--border-subtle-neutral);border-radius:9px;background:var(--background-bg-default);color:var(--text-strong-neutral);font:inherit;font-size:13px;font-weight:600;cursor:pointer;flex-shrink:0;transition:background .12s}.back-btn:hover{background:var(--state-subtle-neutral-hover)}.header-divider{width:1px;height:26px;background:var(--border-subtle-neutral);flex-shrink:0}.detail-logo{width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.detail-title-col{display:flex;flex-direction:column;min-width:0}.detail-title{font-size:15px;font-weight:600;color:var(--text-stronger-neutral);outline:none;letter-spacing:-.2px;white-space:nowrap;min-width:4px}.detail-sub{font-size:11px;color:var(--text-neutral);letter-spacing:.1px}.attach-hint{display:inline-flex;align-items:center;gap:7px;padding:6px 11px;background:var(--fill-subtle-neutral);border-radius:8px;font-size:12px;color:var(--text-strong-neutral)}.detail-menu-btn{width:34px;height:34px;border:1px solid var(--border-subtle-neutral);border-radius:9px;background:var(--background-bg-default);color:var(--icon-strong-neutral);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .12s}.detail-menu-btn:hover{background:var(--state-subtle-neutral-hover)}.list-scroll{flex:1;overflow:auto;padding:34px 32px 90px}.list-wrap{max-width:1080px;margin:0 auto}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(288px,1fr));gap:20px}.new-project-tile{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:11px;min-height:246px;border:1.5px dashed var(--border-neutral);border-radius:16px;background:transparent;color:var(--text-strong-neutral);cursor:pointer;font:inherit;transition:border-color .12s,background .12s,color .12s}.new-project-tile:hover{border-color:var(--border-primary);background:var(--fill-subtler-primary);color:var(--text-primary)}.new-tile-icon{width:44px;height:44px;border-radius:12px;background:var(--fill-subtle-neutral);display:flex;align-items:center;justify-content:center}.new-project-tile span{font-size:14px;font-weight:600}.no-results{grid-column:1 / -1;padding:26px 4px;color:var(--text-neutral);font-size:14px}.project-card{position:relative;border:1px solid var(--border-subtle-neutral);border-radius:16px;background:var(--background-bg-default);box-shadow:var(--drop-shadow-sm);overflow:hidden;cursor:pointer;transition:box-shadow .14s,transform .14s}.project-card:hover{box-shadow:var(--drop-shadow-md);transform:translateY(-2px)}.card-cover{height:158px;background:var(--fill-subtle-neutral);border-bottom:1px solid var(--border-subtle-neutral);overflow:hidden;display:flex;align-items:center;justify-content:center;position:relative}.card-cover img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block}.card-cover-glyph{opacity:.8;display:flex}.card-menu-btn{position:absolute;top:10px;right:10px;width:30px;height:30px;border-radius:8px;border:none;background:#fffffff0;box-shadow:var(--drop-shadow-sm);color:var(--icon-strong-neutral);display:flex;align-items:center;justify-content:center;cursor:pointer}.card-body{padding:14px 16px 16px}.card-title{font-size:15px;font-weight:600;color:var(--text-stronger-neutral);letter-spacing:-.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card-meta{margin-top:6px;font-size:12px;color:var(--text-neutral)}.rename-input{width:100%;font:inherit;font-size:15px;font-weight:600;color:var(--text-stronger-neutral);border:1px solid var(--border-primary);border-radius:7px;padding:4px 7px;outline:none}.pop-menu{position:fixed;z-index:1200;min-width:184px;background:var(--background-bg-default);border:1px solid var(--border-subtle-neutral);border-radius:12px;box-shadow:var(--drop-shadow-md);padding:6px;animation:mdPop .12s ease-out}.pop-item{display:flex;align-items:center;gap:11px;width:100%;padding:9px 10px;border:none;background:transparent;border-radius:8px;font:inherit;font-size:13px;font-weight:500;text-align:left;cursor:pointer;color:var(--text-stronger-neutral)}.pop-item:hover{background:var(--state-subtle-neutral-hover)}.pop-item.danger{color:var(--text-error)}.pop-item.danger:hover{background:var(--state-subtle-error-hover)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1300;background:#0c0e1180;display:flex;align-items:center;justify-content:center;animation:mdFade .12s ease-out}.dialog{width:420px;max-width:calc(100vw - 40px);background:var(--background-bg-default);border-radius:16px;box-shadow:var(--drop-shadow-lg);padding:24px;animation:mdPop .14s 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var(--border-subtle-neutral);border-radius:16px;box-shadow:var(--drop-shadow-sm);padding:44px 44px 52px;min-height:74vh}.pm-editor .ProseMirror{outline:none}.spec-row{position:relative;display:flex;align-items:center;gap:12px;padding:3px 10px;margin:1px -10px;border-radius:9px;transition:background .12s}.spec-row:hover{background:var(--fill-subtler-neutral)}.spec-row.drag{background:var(--fill-subtler-primary);box-shadow:inset 0 0 0 2px var(--border-primary)}.spec-text{flex:1;min-width:0;outline:none;color:var(--text-stronger-neutral);font-size:15px;line-height:26px;letter-spacing:-.1px;word-break:break-word}.spec-row[data-heading="1"] .spec-text{font-size:27px;line-height:36px;font-weight:700;letter-spacing:-.5px}.spec-row[data-heading="2"] .spec-text{font-size:20px;line-height:28px;font-weight:700;letter-spacing:-.3px}.spec-row[data-heading="3"] .spec-text,.spec-row[data-heading="4"] .spec-text,.spec-row[data-heading="5"] .spec-text,.spec-row[data-heading="6"] .spec-text{font-size:16px;line-height:24px;font-weight:600;letter-spacing:-.2px}.bullet-marker{flex-shrink:0;width:18px;margin-right:-6px;text-align:left;color:var(--text-neutral);font-size:22px;line-height:26px;-webkit-user-select:none;user-select:none;pointer-events:none}.spec-text strong{font-weight:700;color:var(--text-stronger-neutral)}.spec-text em{font-style:italic}.spec-text code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.86em;background:var(--fill-subtle-neutral);color:var(--text-strong-neutral);padding:1px 5px;border-radius:5px}.spec-row.is-empty:before{content:attr(data-placeholder);position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text-neutral);opacity:.5;pointer-events:none;font-size:15px;line-height:26px}.spec-row.is-empty[data-bullet=true]:before{content:none}.spec-row.is-empty[data-heading="1"]:before{font-size:27px;line-height:36px;font-weight:700}.spec-row.is-empty[data-heading="2"]:before{font-size:20px;line-height:28px;font-weight:700}.spec-row.is-empty[data-heading="3"]:before,.spec-row.is-empty[data-heading="4"]:before,.spec-row.is-empty[data-heading="5"]:before,.spec-row.is-empty[data-heading="6"]:before{font-size:16px;line-height:24px;font-weight:600}.spec-cluster{display:flex;align-items:center;gap:6px;flex-shrink:0}.thumb-wrap{position:relative;flex-shrink:0}.thumb{width:36px;height:36px;border-radius:8px;overflow:hidden;border:1px solid var(--border-subtle-neutral);cursor:pointer;flex-shrink:0;background:#fff;transition:box-shadow .1s,transform .1s}.thumb img{width:100%;height:100%;object-fit:cover;display:block}.thumb:hover{box-shadow:0 0 0 2px var(--border-primary);transform:translateY(-1px)}.thumb-del{position:absolute;top:-6px;right:-6px;z-index:2;width:17px;height:17px;padding:0;border-radius:50%;border:1.5px solid var(--background-bg-default);background:var(--fill-error);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;box-shadow:var(--drop-shadow-sm);transition:opacity .1s,background .12s}.thumb-wrap:hover .thumb-del{opacity:1}.thumb-del:hover{background:var(--state-error-hover)}.thumb-wrap .inline-confirm{top:calc(100% + 6px);right:0}.inline-confirm{position:absolute;z-index:50;display:flex;flex-direction:column;gap:9px;min-width:156px;padding:11px 12px;background:var(--background-bg-default);border:1px solid var(--border-subtle-neutral);border-radius:11px;box-shadow:var(--drop-shadow-lg);animation:mdPop .12s 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9px;display:flex;align-items:center;border-radius:8px;background:var(--fill-subtle-neutral);color:var(--text-strong-neutral);font-size:12px;font-weight:600;cursor:pointer;flex-shrink:0}.attach-btn{width:34px;height:34px;border:none;border-radius:8px;background:transparent;color:var(--icon-strong-neutral);display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;opacity:0;transition:background .12s,opacity .12s}.spec-row:hover .attach-btn{opacity:1}.attach-btn:hover{background:var(--state-subtle-neutral-hover)}.lb-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;background:#0c0e11e6;display:flex;flex-direction:column;animation:mdFade .15s ease-out}.lb-top{flex-shrink:0;height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 22px}.lb-counter{display:inline-flex;align-items:center;gap:8px;color:#ffffffe6;font-size:13px;font-weight:600;letter-spacing:-.1px}.lb-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#3b90f7}.lb-total{opacity:.5;font-weight:400}.lb-actions{display:flex;align-items:center;gap:8px}.lb-add{display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 14px;border:none;border-radius:9px;background:var(--fill-primary);color:#fff;font:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:background .12s}.lb-add:hover{background:var(--state-primary-hover)}.lb-del{display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 14px;border:1px solid rgba(255,255,255,.2);border-radius:9px;background:transparent;color:#ffffffd9;font:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:all .12s}.lb-del:hover{background:var(--fill-error);border-color:var(--fill-error);color:#fff}.lb-del-wrap{position:relative}.lb-del-confirm{top:calc(100% + 8px);right:0}.lb-close{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:none;border-radius:9px;background:#ffffff1a;color:#fff;cursor:pointer;margin-left:4px;transition:background .12s}.lb-close:hover{background:#fff3}.lb-mid{flex:1;min-height:0;display:flex;align-items:center;gap:14px;padding:0 22px 8px}.lb-arrow{flex-shrink:0;width:52px;height:52px;border-radius:50%;border:none;background:#ffffff1a;color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .12s}.lb-arrow:hover{background:#ffffff38}.lb-center{flex:1;min-width:0;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px}.lb-imgwrap{flex:0 1 auto;min-height:0;width:100%;display:flex;align-items:center;justify-content:center;animation:mdPop .18s ease-out}.lb-stage{position:relative;display:inline-block;line-height:0;-webkit-user-select:none;user-select:none}.lb-stage.editing{cursor:crosshair}.lb-image{display:block;width:auto;height:auto;max-width:calc(100vw - 200px);max-height:calc(100vh - 240px);border-radius:12px;background:#fff;box-shadow:0 24px 70px #00000080}.lb-capwrap{flex-shrink:0;width:100%;max-width:900px}.lb-caption{background:#23272e;border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:14px 18px;color:#fffffff0;font-size:15px;line-height:23px;letter-spacing:-.1px;max-height:69px;overflow-y:auto}.lb-nodesc{opacity:.5}.lb-toolbar{position:absolute;top:78px;left:22px;z-index:2;display:flex;flex-direction:column;gap:6px;background:#ffffff1a;border-radius:12px;padding:6px}.lb-tool{width:40px;height:40px;border:none;border-radius:9px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .12s;background:transparent;color:#ffffffe6}.lb-tool:hover{background:#fff3}.lb-tool.active{background:var(--fill-primary);color:#fff}.lb-drawhint{position:absolute;top:80px;left:50%;transform:translate(-50%);z-index:2;background:#ffffff24;color:#fff;padding:8px 15px;border-radius:20px;font-size:13px;font-weight:600;pointer-events:none}.lb-back{position:absolute;top:12px;left:50%;transform:translate(-50%);z-index:3;display:inline-flex;align-items:center;gap:5px;height:36px;padding:0 15px 0 11px;border:none;border-radius:9px;background:#ffffff24;color:#fff;font:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:background .12s}.lb-back:hover{background:#ffffff3d}.draw-box{position:absolute;border:1px dashed #0d6bde;background:#0d6bde14;border-radius:5px;pointer-events:none}.hotspot{position:absolute;box-sizing:border-box;border-radius:5px}.hotspot.view{border:1px dashed rgba(13,107,222,.6);cursor:pointer}.hotspot.view:hover{border-color:#0d6bde}.hotspot.edit{border:1px dashed #0d6bde;cursor:move}.hotspot-badge{position:absolute;top:-1px;left:-1px;display:flex;padding:3px;background:var(--fill-primary);color:#fff;border-radius:5px 0;line-height:0}.handle{position:absolute;width:11px;height:11px;background:#fff;border:1.5px solid #0d6bde;border-radius:3px}.handle.nw{left:-6px;top:-6px;cursor:nwse-resize}.handle.ne{right:-6px;top:-6px;cursor:nesw-resize}.handle.sw{left:-6px;bottom:-6px;cursor:nesw-resize}.handle.se{right:-6px;bottom:-6px;cursor:nwse-resize}.hotspot-del{position:absolute;top:-12px;right:-12px;width:22px;height:22px;border-radius:50%;border:2px solid #fff;background:var(--fill-error);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;padding:0}.auth-chip{display:inline-flex;align-items:center;justify-content:center;padding:0;border:none;background:transparent;cursor:pointer;border-radius:50%}.auth-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;display:block;border:1px solid var(--border-subtle-neutral)}.auth-avatar-fallback{display:inline-flex;align-items:center;justify-content:center;background:var(--fill-subtle-neutral);color:var(--text-strong-neutral);font-size:12px;font-weight:700;letter-spacing:.2px}.auth-chip:hover .auth-avatar{border-color:var(--border-primary)}.auth-menu{position:fixed;z-index:1200;min-width:220px;background:var(--background-bg-default);border:1px solid var(--border-subtle-neutral);border-radius:12px;box-shadow:var(--drop-shadow-md);padding:6px;animation:mdPop .12s ease-out}.auth-meta{padding:8px 10px 10px;border-bottom:1px solid var(--border-subtle-neutral);margin-bottom:6px}.auth-name{font-size:13px;font-weight:600;color:var(--text-stronger-neutral)}.auth-email{font-size:12px;color:var(--text-neutral);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.auth-signout{display:flex;width:100%;padding:9px 10px;border:none;background:transparent;border-radius:8px;font:inherit;font-size:13px;font-weight:500;text-align:left;cursor:pointer;color:var(--text-stronger-neutral)}.auth-signout:hover{background:var(--state-subtle-neutral-hover)}.share-btn{display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 13px;border:1px solid var(--border-subtle-neutral);border-radius:9px;background:var(--background-bg-default);color:var(--text-strong-neutral);font:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:background .12s,border-color .12s,color .12s}.share-btn:hover{background:var(--state-subtle-neutral-hover)}.share-btn.public{color:var(--text-primary);border-color:var(--border-primary)}.share-dot{width:6px;height:6px;border-radius:50%;background:var(--fill-primary)}.share-pop{position:fixed;z-index:1200;background:var(--background-bg-default);border:1px solid var(--border-subtle-neutral);border-radius:12px;box-shadow:var(--drop-shadow-lg);padding:14px;animation:mdPop .12s ease-out}.share-title{font-size:13px;font-weight:700;color:var(--text-stronger-neutral);margin-bottom:8px;letter-spacing:-.2px}.share-opt{display:flex;align-items:flex-start;gap:10px;width:100%;padding:9px 8px;border:none;background:transparent;border-radius:9px;text-align:left;cursor:pointer;font:inherit;transition:background .12s}.share-opt:hover{background:var(--fill-subtler-neutral)}.share-opt.active{background:var(--fill-subtler-primary)}.share-radio{width:16px;height:16px;border-radius:50%;border:1.5px solid var(--border-neutral);position:relative;flex-shrink:0;margin-top:2px;transition:border-color .12s}.share-radio.on{border-color:var(--fill-primary)}.share-radio.on:after{content:"";position:absolute;top:3px;right:3px;bottom:3px;left:3px;border-radius:50%;background:var(--fill-primary)}.share-opt-text{display:flex;flex-direction:column}.share-opt-label{font-size:13px;font-weight:600;color:var(--text-stronger-neutral)}.share-opt-desc{font-size:12px;color:var(--text-neutral);margin-top:1px}.share-link{margin-top:10px;padding-top:12px;border-top:1px solid var(--border-subtle-neutral)}.share-url-input{width:100%;height:34px;padding:0 10px;border:1px solid var(--border-subtle-neutral);border-radius:8px;background:var(--fill-subtler-neutral);font:inherit;font-size:12px;color:var(--text-strong-neutral);outline:none}.share-url-input:focus{border-color:var(--border-primary)}.share-actions{display:flex;gap:8px;margin-top:8px}.share-copy{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:6px;height:34px;border:none;border-radius:8px;background:var(--fill-primary);color:#fff;font:inherit;font-size:12px;font-weight:600;cursor:pointer;transition:background .12s}.share-copy:hover{background:var(--state-primary-hover)}.share-reset{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:34px;padding:0 12px;border:1px solid var(--border-subtle-neutral);border-radius:8px;background:var(--background-bg-default);color:var(--text-strong-neutral);font:inherit;font-size:12px;font-weight:600;cursor:pointer;transition:background .12s}.share-reset:hover{background:var(--state-subtle-neutral-hover)}.share-note{font-size:11px;color:var(--text-neutral);margin-top:8px}.toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%);z-index:1500;max-width:calc(100vw - 40px);background:var(--text-stronger-neutral);color:#fff;padding:11px 18px;border-radius:10px;box-shadow:var(--drop-shadow-lg);font-size:13px;font-weight:600;animation:mdPop .14s ease-out}.pick-banner{position:fixed;top:74px;left:50%;transform:translate(-50%);z-index:1400;display:flex;align-items:center;gap:14px;background:var(--text-stronger-neutral);color:#fff;padding:9px 10px 9px 15px;border-radius:12px;box-shadow:var(--drop-shadow-lg);animation:mdPop .14s ease-out}.pick-msg{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600}.pick-cancel{height:30px;padding:0 12px;border:none;border-radius:8px;background:#ffffff29;color:#fff;font:inherit;font-size:12px;font-weight:600;cursor:pointer}