:root{--primary: #191818;--secondary: #9b9693;--tertiary: #cdc8c4;--surface: #f8f7f5;--white: #ffffff;--border: #efedeb;--border-2: #e6e3e0;--accent: #1e78ee;--accent-soft: rgba(30, 120, 238, .1);--critical: #d9232e;--success: #28a028;--success-2: #1f7a1f;--warn: #c27a12;--brand: #ff5b4f;--shadow: 0 4px 24px rgba(0, 0, 0, .06);--shadow-lg: 0 12px 48px rgba(0, 0, 0, .16);--r-s: 12px;--r-m: 14px;--r-l: 18px;--r-xl: 24px;--hover: #fcfbfa;--chip: #f0eeec;--chip-hover: #f1eeea;--canvas: #fbfaf8;--sel: #eef4fe;--sel-border: #b9d3fa;--warn-bg: #fff8ef;--on-primary: #ffffff;--primary-hover: #000000;--scrim: rgba(25, 24, 24, .32);--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;--ease: cubic-bezier(.2, .8, .2, 1);color-scheme:light}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}html{-webkit-text-size-adjust:100%}body{font-family:var(--font);color:var(--primary);background:var(--surface);-webkit-font-smoothing:antialiased;font-size:14px}button{font-family:inherit;cursor:pointer;color:inherit}a{color:inherit;text-decoration:none}input,textarea,select{font-family:inherit;color:var(--primary)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}::selection{background:#1e78ee38}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.muted{color:var(--secondary)}.ell{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.app{display:flex;min-height:100vh}.sidebar{width:76px;background:var(--white);border-right:1px solid var(--border);padding:16px 10px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;align-items:center;gap:6px;flex-shrink:0;z-index:20}.brand-link{display:block;margin-bottom:12px;border-radius:12px}.brand-mark{width:44px;height:44px;display:block}.nav-item{position:relative;width:50px;height:50px;display:flex;align-items:center;justify-content:center;border-radius:14px;color:var(--secondary);border:none;background:none;transition:background .15s,color .15s}.nav-item:hover{background:var(--surface);color:var(--primary)}.nav-item.active{background:var(--primary);color:var(--on-primary)}.nav-item .count{position:absolute;top:5px;right:5px;background:var(--accent);color:#fff;border-radius:999px;font-size:10px;font-weight:700;min-width:16px;height:16px;display:flex;align-items:center;justify-content:center;padding:0 4px}.nav-tip{position:absolute;left:60px;top:50%;transform:translateY(-50%) translate(-4px);background:var(--primary);color:var(--on-primary);font-size:12px;font-weight:600;padding:6px 10px;border-radius:8px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .12s,transform .12s;z-index:50}.nav-item:hover .nav-tip{opacity:1;transform:translateY(-50%)}.sidebar .spacer{flex:1}.userbox{padding:3px;border-radius:999px;cursor:pointer;border:none;background:none}.userbox:hover{background:var(--surface)}.main{flex:1;min-width:0;display:flex;flex-direction:column}.topbar{height:64px;background:var(--white);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 24px;gap:14px;position:sticky;top:0;z-index:15}.content{padding:28px 40px 80px;flex:1;min-width:0}.content.flush{padding:0}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:20px}.page-head h2{font-size:24px;font-weight:700;letter-spacing:-.01em}.page-head .sub{font-size:14px;color:var(--secondary);margin-top:4px}.page-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.gsearch{flex:1;max-width:640px;display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border-2);border-radius:999px;padding:0 8px 0 16px;height:42px;color:var(--secondary);cursor:text;transition:border-color .15s,background .15s}.gsearch:hover{border-color:var(--tertiary)}.gsearch{font:inherit;text-align:left;min-width:0}.gsearch .gs-label{flex:1;min-width:0;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.kbd{font:600 11px/1 var(--font);color:var(--secondary);background:var(--white);border:1px solid var(--border-2);border-bottom-width:2px;border-radius:6px;padding:4px 6px}.topbar .spacer{flex:1}.avatar{border-radius:999px;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:600;flex-shrink:0;overflow:hidden}.avatar img{width:100%;height:100%;object-fit:cover}.btn{border:none;border-radius:999px;padding:11px 18px;font-size:14px;font-weight:500;display:inline-flex;align-items:center;gap:8px;white-space:nowrap;transition:background .15s,border-color .15s,transform .12s}.btn:active:not(:disabled){transform:scale(.98)}.btn-primary{background:var(--primary);color:var(--on-primary)}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:var(--surface);color:var(--primary);border:1px solid var(--border-2)}.btn-secondary:hover{background:var(--chip)}.btn-ghost{background:transparent;color:var(--secondary)}.btn-ghost:hover{background:var(--surface);color:var(--primary)}.btn-danger{background:var(--white);color:var(--critical);border:1.5px solid var(--critical)}.btn-danger:hover{background:#d9232e0f}.btn-sm{padding:8px 14px;font-size:13px}.btn-xs{padding:5px 10px;font-size:12px;gap:5px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-block{width:100%;justify-content:center}.icon-btn{width:36px;height:36px;border-radius:999px;border:none;background:transparent;color:var(--secondary);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s,color .15s}.icon-btn:hover{background:var(--surface);color:var(--primary)}.icon-btn.on{background:var(--primary);color:var(--on-primary)}.icon-btn.sm{width:30px;height:30px}.close{width:36px;height:36px;border-radius:999px;background:var(--surface);border:none;display:flex;align-items:center;justify-content:center;color:var(--primary);flex-shrink:0}.close:hover{background:var(--chip)}.chip{border:1px solid var(--border-2);background:var(--white);border-radius:999px;padding:7px 13px;font-size:13px;font-weight:500;color:var(--primary);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;transition:border-color .15s,background .15s}.chip:hover{border-color:var(--tertiary)}.chip.active{background:var(--primary);color:var(--on-primary);border-color:var(--primary)}.chip .x{opacity:.6;margin-left:2px}.tabs{display:inline-flex;gap:2px;background:var(--chip);border-radius:999px;padding:3px}.tabs button{border:none;background:none;padding:8px 16px;border-radius:999px;font-size:13px;font-weight:500;color:var(--secondary);white-space:nowrap}.tabs button.active{background:var(--primary);color:var(--on-primary)}.seg{display:inline-flex;background:var(--chip);border-radius:999px;padding:2px;gap:2px}.seg button{border:none;background:none;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:500;color:var(--secondary);display:inline-flex;align-items:center;gap:4px}.seg button.on{background:var(--white);color:var(--primary);box-shadow:0 1px 3px #00000014}.card{background:var(--white);border:1px solid var(--border);border-radius:var(--r-l);box-shadow:var(--shadow)}.field-label{font-size:11px;font-weight:600;color:var(--secondary);letter-spacing:.03em;margin:18px 0 8px;text-transform:uppercase}.input,textarea.input,select.input{width:100%;border:1px solid var(--border-2);border-radius:var(--r-m);padding:11px 14px;font-size:14px;background:var(--white);transition:border-color .15s,box-shadow .15s}.input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}textarea.input{min-height:72px;resize:vertical}.note{display:flex;align-items:flex-start;gap:10px;border-radius:var(--r-m);padding:12px 14px;font-size:13px;font-weight:500;background:var(--surface);color:var(--secondary);line-height:1.45}.note .dot{margin-top:5px}.note.ok{background:#28a02814;color:var(--success-2)}.note.bad{background:#d9232e12;color:var(--critical)}.note.warn{background:var(--warn-bg);color:var(--warn)}.dot{width:8px;height:8px;border-radius:999px;display:inline-block;flex-shrink:0}.login-err{color:var(--critical);font-size:13px;margin-top:10px}.badge{display:inline-flex;align-items:center;gap:5px;border-radius:999px;padding:3px 9px;font-size:11.5px;font-weight:600;white-space:nowrap;background:var(--chip);color:var(--secondary)}.badge.ok{background:#28a0281a;color:var(--success-2)}.badge.info{background:var(--accent-soft);color:var(--accent)}.badge.warn{background:var(--warn-bg);color:var(--warn)}.badge.bad{background:#d9232e17;color:var(--critical)}.badge.progress{background:var(--accent-soft);color:var(--accent)}.badge.progress:before{content:"";width:7px;height:7px;border-radius:99px;border:1.5px solid currentColor;border-right-color:transparent;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.spinner{padding:60px;text-align:center;color:var(--secondary)}.spin{width:18px;height:18px;border-radius:99px;border:2px solid var(--border-2);border-top-color:var(--primary);animation:spin .7s linear infinite;display:inline-block}.skel{background:linear-gradient(90deg,var(--chip) 0%,var(--surface) 50%,var(--chip) 100%);background-size:200% 100%;animation:shimmer 1.2s ease-in-out infinite;border-radius:10px}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.empty{text-align:center;color:var(--secondary);padding:56px 20px;display:flex;flex-direction:column;align-items:center;gap:8px}.empty b{display:block;color:var(--primary);font-size:16px}.empty .em-ill{width:120px;height:96px;margin-bottom:8px}.empty .btns{display:flex;gap:10px;margin-top:10px;flex-wrap:wrap;justify-content:center}.snacks{position:fixed;left:50%;bottom:24px;transform:translate(-50%);z-index:90;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}.toast{pointer-events:auto;background:var(--primary);color:var(--on-primary);border-radius:999px;box-shadow:var(--shadow-lg);padding:11px 16px 11px 18px;display:flex;align-items:center;gap:12px;font-size:14px;font-weight:500;animation:toastIn .22s var(--ease);max-width:min(560px,calc(100vw - 32px))}.toast.bad{background:var(--critical);color:#fff}.toast button{border:none;background:#ffffff29;color:inherit;font-weight:600;font-size:13px;border-radius:999px;padding:5px 10px}@keyframes toastIn{0%{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}.scrim{position:fixed;inset:0;background:var(--scrim);z-index:60;display:flex;animation:fade .15s ease}@keyframes fade{0%{opacity:0}to{opacity:1}}.modal-card{margin:auto;width:480px;max-width:calc(100% - 32px);max-height:calc(100dvh - 48px);overflow:auto;padding:24px;animation:pop .2s var(--ease)}.modal-card.wide{width:680px}@keyframes pop{0%{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:none}}.modal-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}.modal-head h3{font-size:19px;font-weight:700}.modal-sub{color:var(--secondary);font-size:14px;line-height:1.45;margin-bottom:8px}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:22px;flex-wrap:wrap}.drawer{margin-left:auto;width:440px;max-width:100%;height:100%;background:var(--white);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;animation:slideIn .2s var(--ease)}@keyframes slideIn{0%{transform:translate(28px);opacity:.5}to{transform:none;opacity:1}}.ctxmenu{position:fixed;z-index:80;background:var(--white);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow-lg);padding:6px;min-width:220px;animation:pop .12s ease}.ctxmenu button{display:flex;width:100%;align-items:center;gap:10px;padding:9px 12px;border:none;background:none;font-size:14px;border-radius:9px;text-align:left;color:var(--primary)}.ctxmenu button:hover,.ctxmenu button:focus-visible{background:var(--surface);outline:none}.ctxmenu button.danger{color:var(--critical)}.ctxmenu button svg{color:var(--secondary);flex-shrink:0}.ctxmenu button.danger svg{color:var(--critical)}.ctxmenu .sep{height:1px;background:var(--border);margin:5px 6px}.ctxmenu .hint{margin-left:auto;font-size:12px;color:var(--tertiary)}.ctxmenu .mtitle{font-size:12px;font-weight:600;color:var(--secondary);padding:6px 12px 4px}.ctx-scrim{position:fixed;inset:0;z-index:79}.login{display:flex;min-height:100vh}.login .brand-panel{width:46%;background:var(--primary);color:#fff;padding:72px 64px;display:flex;flex-direction:column;position:relative;overflow:hidden}.login .brand-panel .logo{width:64px;height:64px;border-radius:18px;background:#fff;padding:6px}.login .brand-panel h1{font-size:40px;font-weight:800;margin-top:auto;letter-spacing:-.02em;line-height:1.05}.login .brand-panel h1 b{color:var(--brand)}.login .brand-panel p{color:#ffffffd1;font-size:17px;margin-top:18px;max-width:440px;line-height:1.5}.login .brand-panel .feats{display:grid;gap:10px;margin-top:28px;color:#ffffffc7;font-size:14px}.login .brand-panel .feats div{display:flex;gap:10px;align-items:center}.login .brand-panel .feats i{width:6px;height:6px;border-radius:9px;background:var(--brand)}.login .brand-panel .foot{margin-top:auto;color:#ffffff8c;font-size:13px;font-weight:500;padding-top:32px}.login .panel{flex:1;display:flex;align-items:center;justify-content:center;padding:40px}.login .login-card{width:440px;max-width:100%;padding:32px}.login .login-card h2{font-size:24px;font-weight:700}.login .login-card .muted{margin:8px 0 14px;font-size:15px;line-height:1.45}.pw-wrap{position:relative}.pw-wrap .input{padding-right:46px}.pw-toggle{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:34px;height:34px;border-radius:9px;background:transparent;border:none;color:var(--secondary);display:flex;align-items:center;justify-content:center}.pw-toggle:hover{background:var(--surface);color:var(--primary)}.demo-box{margin-top:18px;border:1.5px dashed var(--border-2);border-radius:var(--r-m);padding:12px 14px;font-size:13px;color:var(--secondary);line-height:1.5}.demo-box b{color:var(--primary)}.demo-box code{font:12px var(--mono);background:var(--surface);padding:1px 5px;border-radius:5px;color:var(--primary)}.hero{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:28px}.hero h1{font-size:30px;font-weight:800;letter-spacing:-.02em}.hero p{color:var(--secondary);font-size:15px;margin-top:6px}.dropcta{display:flex;align-items:center;gap:18px;padding:20px 24px;border:1.5px dashed var(--border-2);border-radius:var(--r-l);background:var(--white);cursor:pointer;transition:border-color .15s,background .15s;margin-bottom:32px}.dropcta:hover,.dropcta.drag{border-color:var(--accent);background:var(--sel)}.dropcta .dc-ic{width:52px;height:52px;border-radius:16px;background:var(--primary);color:var(--on-primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.dropcta b{font-size:16px;display:block}.dropcta span{color:var(--secondary);font-size:13px}.section{margin-bottom:36px}.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;gap:12px}.section-head h3{font-size:17px;font-weight:700}.section-head a,.section-head .lnk{font-size:13px;color:var(--accent);font-weight:600;background:none;border:none}.libgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.libcard{padding:18px;display:flex;flex-direction:column;gap:12px;cursor:pointer;transition:transform .15s var(--ease),box-shadow .15s;text-align:left;border:1px solid var(--border)}.libcard:hover{transform:translateY(-2px);box-shadow:0 10px 32px #00000014}.libcard .lc-top{display:flex;align-items:center;gap:12px}.lib-ic{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}.libcard b{font-size:15px;display:block}.libcard .lc-meta{display:flex;gap:12px;font-size:12.5px;color:var(--secondary);flex-wrap:wrap}.libcard 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.tb-badge{position:absolute;left:8px;bottom:8px;background:#191818b8;color:#fff;font-size:10.5px;font-weight:700;border-radius:6px;padding:2px 6px;backdrop-filter:blur(4px)}.ex{display:grid;grid-template-columns:252px minmax(0,1fr);min-height:calc(100vh - 64px)}.ex.with-details{grid-template-columns:252px minmax(0,1fr) 340px}.ex-side{border-right:1px solid var(--border);background:var(--white);padding:16px 10px;position:sticky;top:64px;height:calc(100vh - 64px);overflow-y:auto}.ex-side h4{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--tertiary);padding:10px 10px 6px;display:flex;align-items:center;justify-content:space-between}.ex-side h4 button{border:none;background:none;color:var(--secondary);display:flex;padding:2px;border-radius:6px}.ex-side h4 button:hover{background:var(--surface);color:var(--primary)}.tnode{display:flex;align-items:center;gap:6px;padding:6px 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80px;position:relative;container-type:inline-size}.ex-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}.crumbs{display:flex;align-items:center;gap:2px;flex-wrap:wrap;font-size:22px;font-weight:700;flex:1;min-width:0;letter-spacing:-.01em}.crumbs button{border:none;background:none;font:inherit;color:var(--secondary);padding:2px 8px;border-radius:9px;max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.crumbs button:hover{background:var(--surface);color:var(--primary)}.crumbs button.cur{color:var(--primary)}.crumbs button.drop{background:var(--sel);box-shadow:inset 0 0 0 1.5px var(--accent)}.crumbs .sep{color:var(--tertiary);font-weight:400}.ex-toolbar{display:flex;align-items:center;gap:8px;margin-bottom:16px;flex-wrap:wrap;min-height:40px}.ex-toolbar .spacer{flex:1}.selbar>span{white-space:nowrap}.selbar{display:flex;align-items:center;gap:4px;background:var(--primary);color:var(--on-primary);border-radius:999px;padding:5px 6px 5px 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