:root{--bg:#f4f4f5;--panel:#fff;--panel-soft:#fafafa;--border:#e7e7ea;--border-strong:#d4d4d8;--text:#1f1f23;--text-muted:#71717a;--text-soft:#a1a1aa;--accent:#4f46e5;--accent-soft:#eef2ff;--accent-border:#c7d2fe;--danger:#dc2626;--danger-soft:#fef2f2;--shadow-sm:0 1px 2px #18181b0f;--font-sans:"Segoe UI", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-family:var(--font-sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:14px;line-height:1.5}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}.app{flex-direction:column;height:100%;min-height:100vh;display:flex;position:relative;overflow:hidden}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.toolbar{z-index:5;background:var(--panel);border-bottom:1px solid var(--border);height:58px;box-shadow:var(--shadow-sm);flex:none;align-items:center;gap:20px;padding:0 16px;display:flex}.toolbar__brand{align-items:center;gap:10px;min-width:0;display:flex}.toolbar__logo{color:#fff;background:linear-gradient(135deg,#6366f1,#8b5cf6);border-radius:10px;flex:none;place-items:center;width:34px;height:34px;display:grid;box-shadow:0 4px 10px #6366f159}.toolbar__heading{flex-direction:column;min-width:0;line-height:1.2;display:flex}.toolbar__title{letter-spacing:.01em;white-space:nowrap;margin:0;font-size:14px;font-weight:650}.toolbar__subtitle{color:var(--text-muted);white-space:nowrap;font-size:11px}.toolbar__status{min-width:0;color:var(--text-muted);text-align:center;text-overflow:ellipsis;white-space:nowrap;flex:1;padding:0 8px;font-size:12px;overflow:hidden}.toolbar__status--error{color:var(--danger);font-weight:500}.toolbar__actions{flex:none;align-items:center;gap:8px;display:flex}.toolbar__count{color:var(--text-muted);white-space:nowrap;background:#f4f4f5;border-radius:999px;padding:4px 10px;font-size:12px}.btn{height:32px;color:var(--text);white-space:nowrap;border:1px solid var(--border-strong);background:#fff;border-radius:8px;justify-content:center;align-items:center;gap:6px;padding:0 12px;font-size:12.5px;font-weight:500;transition:background .15s,border-color .15s,color .15s;display:inline-flex}.btn:hover{background:#f4f4f5;border-color:#c4c4cc}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.btn--danger{color:var(--danger);border-color:#fecaca}.btn--danger:hover{background:var(--danger-soft);border-color:#fca5a5}.btn--block{width:100%;height:34px}.workspace{flex:1;grid-template-columns:236px minmax(0,1fr) 296px;min-height:0;display:grid}.panel__header{letter-spacing:.1em;height:44px;color:var(--text-muted);text-transform:uppercase;border-bottom:1px solid var(--border);flex:none;justify-content:space-between;align-items:center;gap:8px;padding:0 16px;font-size:11px;font-weight:650;display:flex}.panel__count{letter-spacing:0;color:var(--text-muted);text-transform:none;background:#f4f4f5;border-radius:999px;padding:2px 8px;font-size:11px}.library{background:var(--panel);border-right:1px solid var(--border);flex-direction:column;min-height:0;display:flex;overflow-y:auto}.library__hint{color:var(--text-muted);margin:12px 16px 4px;font-size:11.5px;line-height:1.6}.library__list{flex-direction:column;gap:6px;margin:0;padding:8px 10px 16px;list-style:none;display:flex}.library__item{cursor:grab;-webkit-user-select:none;user-select:none;border:1px solid var(--border);background:#fff;border-radius:10px;align-items:center;gap:10px;padding:9px 10px;transition:border-color .15s,background .15s,box-shadow .15s,transform .15s;display:flex}.library__item:hover{background:var(--accent-soft);border-color:var(--accent-border);box-shadow:var(--shadow-sm);transform:translateY(-1px)}.library__item:active{cursor:grabbing}.library__item:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.library__item--dragging{opacity:.45}.library__icon{color:#52525b;background:#f4f4f5;border-radius:8px;flex:none;place-items:center;width:32px;height:32px;transition:background .15s,color .15s;display:grid}.library__item:hover .library__icon{color:var(--accent);background:#e0e7ff}.library__copy{flex-direction:column;flex:1;min-width:0;display:flex}.library__copy strong{font-size:12.5px;font-weight:600}.library__copy small{color:var(--text-muted);font-size:11px}.library__grip{color:#d4d4d8;font-size:13px}.library__footer{color:var(--text-muted);background:var(--panel-soft);border-top:1px solid var(--border);margin-top:auto;padding:12px 16px;font-size:11px;line-height:1.6}.canvas{background-color:#f1f1f4;background-image:radial-gradient(#d8d8df 1px,#0000 1px);background-size:16px 16px;flex-direction:column;min-width:0;min-height:0;display:flex}.canvas__header{height:40px;color:var(--text-muted);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#ffffffb8;flex:none;justify-content:space-between;align-items:center;padding:0 16px;font-size:11.5px;display:flex}.canvas__title{letter-spacing:.06em;text-transform:uppercase;font-size:11px;font-weight:600}.canvas__meta{font-variant-numeric:tabular-nums}.canvas__scroll{flex:1;min-height:0;padding:28px;display:flex;overflow:auto}.canvas__artboard{outline-offset:4px;background:#fff;border-radius:8px;outline:2px dashed #0000;flex:none;margin:auto;transition:box-shadow .15s,outline-color .15s;position:relative;box-shadow:0 1px 2px #18181b14,0 18px 40px -12px #18181b2e}.canvas__artboard.is-drop-target{outline-color:var(--accent);box-shadow:0 0 0 4px #4f46e514,0 18px 40px -12px #18181b2e}.canvas__empty{pointer-events:none;place-items:center;display:grid;position:absolute;inset:0}.canvas__empty-card{color:var(--text-soft);text-align:center;background:#fafafab8;border:1.5px dashed #d4d4d8;border-radius:14px;flex-direction:column;align-items:center;gap:4px;padding:26px 34px;display:flex}.canvas__empty-icon{width:34px;height:34px;color:var(--accent);background:var(--accent-soft);border-radius:50%;place-items:center;margin-bottom:4px;font-size:20px;display:grid}.canvas__empty-card strong{color:#52525b;font-size:13px;font-weight:600}.canvas__empty-card span:last-child{font-size:11.5px}.canvas-item{box-sizing:border-box;cursor:grab;touch-action:none;border-radius:2px;outline:none;position:absolute}.canvas-item:active{cursor:grabbing}.canvas-item:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.canvas-item.is-selected{z-index:2}.canvas-item__content{pointer-events:none;border-radius:inherit;width:100%;height:100%;display:flex;overflow:hidden}.selection-outline{pointer-events:none;border:2px solid var(--accent);border-radius:3px;position:absolute;inset:-2px}.resize-handle{z-index:3;border:2px solid var(--accent);background:#fff;border-radius:3px;width:10px;height:10px;position:absolute;box-shadow:0 1px 2px #18181b26}.resize-handle--nw{cursor:nwse-resize;top:-6px;left:-6px}.resize-handle--ne{cursor:nesw-resize;top:-6px;right:-6px}.resize-handle--sw{cursor:nesw-resize;bottom:-6px;left:-6px}.resize-handle--se{cursor:nwse-resize;bottom:-6px;right:-6px}.resize-handle--n{cursor:ns-resize;top:-6px;left:50%;transform:translate(-50%)}.resize-handle--e{cursor:ew-resize;top:50%;right:-6px;transform:translateY(-50%)}.resize-handle--s{cursor:ns-resize;bottom:-6px;left:50%;transform:translate(-50%)}.resize-handle--w{cursor:ew-resize;top:50%;left:-6px;transform:translateY(-50%)}.preview-heading{letter-spacing:-.01em;color:#18181b;width:100%;padding:2px;font-size:30px;font-weight:650;line-height:1.3;overflow:hidden}.preview-text{color:#3f3f46;width:100%;padding:2px;font-size:14px;line-height:1.65;overflow:hidden}.preview-button{color:#fff;white-space:nowrap;background:var(--accent);border-radius:9px;justify-content:center;align-items:center;width:100%;height:100%;padding:0 14px;font-size:13.5px;font-weight:600;display:flex;overflow:hidden;box-shadow:0 2px 6px #4f46e54d}.preview-input{width:100%;height:100%;color:var(--text-soft);background:#fff;border:1px solid #d4d4d8;border-radius:9px;align-items:center;padding:0 12px;font-size:13px;display:flex;overflow:hidden}.preview-card{background:#fff;border:1px solid #e7e7ea;border-radius:12px;flex-direction:column;gap:8px;width:100%;height:100%;padding:14px;display:flex;overflow:hidden;box-shadow:0 4px 14px -6px #18181b2e}.preview-card__title{color:#18181b;text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600;overflow:hidden}.preview-card__line{background:#f1f1f4;border-radius:999px;flex:none;height:7px}.preview-card__line--short{width:62%}.preview-card__line--tiny{width:38%}.inspector{background:var(--panel);border-left:1px solid var(--border);flex-direction:column;min-height:0;display:flex;overflow-y:auto}.inspector__body{flex-direction:column;gap:14px;padding:14px 16px 20px;display:flex}.inspector__empty{color:var(--text-muted);background:var(--panel-soft);border:1px dashed var(--border-strong);border-radius:12px;flex-direction:column;gap:6px;padding:18px 14px;display:flex}.inspector__empty strong{color:var(--text);font-size:12.5px;font-weight:600}.inspector__empty p{margin:0;font-size:11.5px;line-height:1.6}.inspector__empty-icon{width:34px;height:34px;color:var(--accent);background:var(--accent-soft);border-radius:9px;place-items:center;margin-bottom:2px;display:grid}.inspector__selected-head{align-items:center;gap:10px;padding:2px 0 4px;display:flex}.inspector__selected-icon{width:34px;height:34px;color:var(--accent);background:var(--accent-soft);border-radius:9px;flex:none;place-items:center;display:grid}.inspector__selected-copy{flex-direction:column;min-width:0;display:flex}.inspector__selected-copy strong{font-size:13px;font-weight:600}.inspector__selected-copy small{color:var(--text-soft);text-overflow:ellipsis;white-space:nowrap;font-variant-numeric:tabular-nums;font-size:10.5px;overflow:hidden}.meta-list{border:1px solid var(--border);border-radius:10px;flex-direction:column;margin:0;display:flex;overflow:hidden}.meta-list>div{border-bottom:1px solid var(--border);background:#fff;justify-content:space-between;align-items:center;padding:8px 12px;font-size:12px;display:flex}.meta-list>div:last-child{border-bottom:none}.meta-list dt{color:var(--text-muted);margin:0}.meta-list dd{font-variant-numeric:tabular-nums;margin:0;font-weight:500}.tips{background:var(--panel-soft);border:1px solid var(--border);border-radius:10px;padding:12px}.tips strong{color:var(--text-muted);margin-bottom:6px;font-size:11.5px;font-weight:600;display:block}.tips ul{color:var(--text-muted);flex-direction:column;gap:4px;margin:0;padding-left:16px;font-size:11.5px;line-height:1.55;display:flex}.field{flex-direction:column;gap:6px;display:flex}.field__label{color:var(--text-muted);font-size:11.5px;font-weight:500}.field__input,.field__textarea{border:1px solid var(--border-strong);background:#fff;border-radius:8px;outline:none;width:100%;height:34px;padding:0 10px;font-size:13px;transition:border-color .15s,box-shadow .15s}.field__textarea{resize:vertical;height:auto;min-height:92px;padding:9px 10px;line-height:1.55}.field__input:focus,.field__textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.field-row{grid-template-columns:1fr 1fr;gap:10px;display:grid}.save-status{max-width:250px;color:var(--text-muted);white-space:nowrap;background:#f4f4f5;border-radius:999px;flex:none;align-items:center;gap:6px;padding:4px 10px;font-size:11.5px;display:inline-flex;overflow:hidden}.save-status__dot{background:#a1a1aa;border-radius:50%;flex:none;width:6px;height:6px}.save-status__label{text-overflow:ellipsis;overflow:hidden}.save-status--saving .save-status__dot,.save-status--loading .save-status__dot{background:var(--accent);animation:1s ease-in-out infinite save-pulse}.save-status--saved .save-status__dot{background:#16a34a}.save-status--error{color:var(--danger);background:#fef2f2}.save-status--error .save-status__dot{background:var(--danger)}.save-status--unavailable{color:#b45309;background:#fffbeb}.save-status--unavailable .save-status__dot{background:#d97706}.save-status__retry{color:var(--accent);cursor:pointer;background:0 0;border:0;padding:0 0 0 2px;font-size:11.5px;text-decoration:underline}@keyframes save-pulse{0%,to{opacity:1}50%{opacity:.3}}.boot-overlay{z-index:20;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#f4f4f5b8;place-items:center;display:grid;position:fixed;inset:58px 0 0}.boot-overlay__card{color:var(--text-muted);border:1px solid var(--border);box-shadow:var(--shadow-md);background:#fff;border-radius:12px;align-items:center;gap:10px;padding:12px 18px;font-size:12.5px;display:flex}.spinner{border:2px solid #e4e4e7;border-top-color:var(--accent);border-radius:50%;width:14px;height:14px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.dialog-backdrop{z-index:50;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#18181b61;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.dialog{border:1px solid var(--border);background:#fff;border-radius:14px;width:min(460px,100%);padding:20px;box-shadow:0 24px 60px -18px #18181b73}.dialog__title{color:var(--text);margin:0 0 8px;font-size:15px;font-weight:650}.dialog__description{color:var(--text-muted);margin:0 0 18px;font-size:12.5px;line-height:1.7}.dialog__actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;display:flex}.dialog__backup{color:var(--text-muted);background:0 0;border-color:#0000;margin-right:auto}.dialog__backup:hover{color:var(--text);background:#f4f4f5}.btn--primary{color:#fff;background:var(--accent);border-color:var(--accent)}.btn--primary:hover{background:#4338ca;border-color:#4338ca}@media (width<=1360px){.save-status{max-width:200px}}@media (width<=1180px){.toolbar__status{display:none}}