:root{--bg: #e2dccb;--bg-panel: #ede8dd;--bg-panel-90: rgba(237, 232, 221, .9);--bg-panel-92: rgba(237, 232, 221, .92);--bg-elevated: #f5f1e8;--bg-viewport: #d6cfbf;--border: #d2cbba;--border-light: #ddd7c9;--text: #2d2a22;--text-dim: #706a5a;--text-muted: #7d7666;--accent: #3d7a48;--accent-hover: #356840;--accent-soft: rgba(61, 122, 72, .12);--accent-soft-strong: color-mix(in srgb, var(--accent) 20%, transparent);--danger: #b3403a;--danger-soft: color-mix(in srgb, var(--danger) 35%, transparent);--ok: #2f8f5b;--ok-soft: rgba(47, 143, 91, .12);--warn: #b57918;--warn-soft: rgba(181, 121, 24, .12);--warn-strong: color-mix(in srgb, var(--warn) 35%, transparent);--overlay: color-mix(in srgb, var(--text) 55%, transparent);--shadow-sm: 0 1px 3px rgba(80, 65, 40, .1);--shadow-md: 0 4px 14px rgba(80, 65, 40, .13);--shadow-lg: 0 8px 28px rgba(80, 65, 40, .16);--shadow-inset: inset 0 2px 10px rgba(80, 65, 40, .1), inset 0 0 0 1px rgba(0, 0, 0, .04);--radius: 10px;--radius-sm: 8px;--radius-xs: 6px;--radius-lg: 12px;--radius-pill: 999px;--toolbar-h: 44px;--statusbar-h: 32px}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:system-ui,-apple-system,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}input:focus-visible,textarea:focus-visible{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}.shell{display:flex;flex-direction:column;height:100vh;overflow:hidden}.panel{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);padding:14px}.panel__title{margin:0 0 12px;font-size:15px}.page-title{margin:0 0 16px;font-size:20px}.btn{padding:7px 14px;border-radius:var(--radius-xs);border:1px solid var(--border);background:var(--bg-elevated);color:var(--text);font-size:13px;cursor:pointer;transition:filter .15s,border-color .15s}.btn:hover:not(:disabled){filter:brightness(1.06)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn--primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn--primary:hover:not(:disabled){background:var(--accent-hover);filter:none}.btn--ghost{background:transparent}.btn--danger{background:transparent;border-color:var(--border);color:var(--danger)}.input{width:100%;padding:8px 10px;border-radius:var(--radius-xs);border:1px solid var(--border);background:var(--bg);color:var(--text);font-size:13px;outline:none}.input:focus{border-color:var(--accent)}.badge{display:inline-block;padding:4px 10px;border-radius:var(--radius-pill);font-size:12px;text-decoration:none}.badge--ok{color:var(--ok);background:var(--ok-soft)}.badge--warn{color:var(--warn);background:var(--warn-soft)}.segmented{display:inline-flex;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.segmented__btn{padding:7px 16px;border:none;background:var(--bg);color:var(--text-dim);font-size:13px;cursor:pointer}.segmented__btn--active{background:var(--accent-soft);color:var(--accent)}.home{flex:1;display:flex;flex-direction:column;min-width:0;min-height:0}.home__body{flex:1;min-height:0;display:flex}.home__viewport{flex:1;min-width:0;position:relative;overflow:hidden;background:var(--bg-viewport);box-shadow:var(--shadow-inset)}.scene-canvas{width:100%;height:100%;touch-action:none}.view-toggle{position:absolute;top:12px;left:12px;z-index:10;display:flex;border-radius:var(--radius-sm);background:var(--bg-panel);border:1px solid 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svg{width:16px;height:16px;flex-shrink:0}.toolbar__btn--active{background:var(--accent-soft);color:var(--accent)}.toolbar__btn--primary{background:var(--accent-soft);color:var(--accent);font-weight:600}.toolbar__btn--primary:hover{background:var(--accent-soft-strong)}.toolbar__right{margin-left:auto;display:flex;align-items:center;gap:4px;flex-shrink:0}.toolbar__nav{display:flex;align-items:center;gap:2px}.toolbar__nav-btn{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:var(--radius-xs);color:var(--text-dim);transition:background .12s,color .12s;position:relative}.toolbar__nav-btn:hover{background:var(--bg-elevated);color:var(--text)}.toolbar__nav-btn--active{background:var(--accent-soft);color:var(--accent)}.toolbar__nav-btn svg{width:16px;height:16px}.toolbar__nav-btn:after{content:attr(data-label);position:absolute;top:calc(100% + 6px);left:50%;transform:translate(-50%);padding:3px 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.12s;flex-shrink:0}.chat-bottom__toggle:hover{background:var(--bg-elevated)}.chat-bottom__toggle svg{width:14px;height:14px;color:var(--text-dim);transition:transform .2s}.chat-bottom:not(.chat-bottom--collapsed) .chat-bottom__toggle svg{transform:rotate(180deg)}.chat-bottom__log{flex:1;overflow-y:auto;padding:0 16px;min-height:0}.chat-bottom--collapsed .chat-bottom__log,.chat-bottom--collapsed .chat-bottom__actions{display:none}.chat-bottom__log-inner{display:flex;flex-direction:column;gap:8px;padding:8px 0}.chat-msg{display:flex;flex-direction:column;gap:2px}.chat-msg__label{font-size:11px;font-weight:600;color:var(--text-dim)}.chat-msg--user .chat-msg__label{color:var(--accent);text-align:right}.chat-msg--error .chat-msg__label{color:var(--danger)}.chat-msg--user{align-items:flex-end}.chat-msg--assistant,.chat-msg--error{align-items:flex-start}.chat-msg__body{padding:6px 10px;border-radius:var(--radius-sm);background:var(--bg);border:1px solid var(--border-light);font-size:13px;word-break:break-word;white-space:pre-wrap;line-height:1.5;max-width:85%}.chat-msg--user .chat-msg__body{background:var(--accent-soft);border-color:var(--accent-soft-strong);color:var(--text)}.chat-msg--assistant .chat-msg__body{background:var(--bg-elevated);border-color:var(--border-light)}.chat-msg--error .chat-msg__body{color:var(--danger);border-color:var(--danger-soft)}.chat-msg--generating .chat-msg__body{border-color:var(--accent);animation:chat-pulse 1.8s ease-in-out infinite;display:flex;align-items:center;gap:8px}.generating-dots{display:inline-flex;gap:3px;flex-shrink:0}.generating-dots span{display:block;width:5px;height:5px;border-radius:50%;background:var(--accent);animation:dot-bounce 1.4s infinite ease-in-out both}.generating-dots span:nth-child(1){animation-delay:0s}.generating-dots span:nth-child(2){animation-delay:.16s}.generating-dots span:nth-child(3){animation-delay:.32s}@keyframes chat-pulse{0%,to{border-color:var(--border-light)}50%{border-color:var(--accent)}}@keyframes dot-bounce{0%,80%,to{transform:scale(.4);opacity:.4}40%{transform:scale(1);opacity:1}}.api-hint{display:flex;align-items:center;justify-content:center;gap:8px;margin:0 16px 6px;padding:6px 12px;border-radius:var(--radius-xs);background:var(--warn-soft);border:1px solid var(--warn-strong);color:var(--warn);font-size:12px;flex-shrink:0}.chat-bottom__input{display:flex;align-items:flex-end;gap:8px;padding:8px 16px 10px;flex-shrink:0}.chat-bottom__textarea{flex:1;padding:7px 12px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);color:var(--text);font-family:inherit;font-size:13px;line-height:1.5;resize:none;outline:none;max-height:80px;min-height:36px;transition:border-color .15s}.chat-bottom__textarea:focus{border-color:var(--accent)}.chat-bottom__send{padding:7px 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var(--border);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow-md)}.prop-panel__header{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;margin-bottom:10px;cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none}.prop-panel__header:active{cursor:grabbing}.prop-panel--dragging{opacity:.95;box-shadow:var(--shadow-lg)}.prop-panel__title-wrap{min-width:0}.prop-panel__type{display:inline-block;font-size:11px;font-weight:600;color:var(--accent);border:1.5px solid var(--accent);border-radius:var(--radius-pill);padding:0 8px;line-height:1.8;margin-bottom:4px;letter-spacing:.3px}.prop-panel__title{margin:0;font-size:14px;font-weight:600;word-break:break-word}.prop-panel__close{flex-shrink:0;padding:2px 8px;font-size:16px;line-height:1.2}.prop-panel__section{margin-top:10px}.prop-panel__section-title{display:block;margin-bottom:5px;color:var(--text-muted);font-size:11px;font-weight:600;letter-spacing:.3px}.prop-panel__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}.prop-field{display:block}.prop-field__label{display:block;margin-bottom:2px;color:var(--text-dim);font-size:11px}.prop-field__input{width:100%;padding:5px 8px;border-radius:var(--radius-xs);border:1px solid var(--border);background:var(--bg);color:var(--text);font-size:13px}.prop-panel__reset{margin-top:8px}.prop-panel__step{display:inline-flex;gap:4px;margin-bottom:8px}.step-btn{min-width:30px;padding:3px 4px;border-radius:var(--radius-xs);border:1px solid var(--border);background:var(--bg);color:var(--text-dim);font-size:12px;cursor:pointer;transition:background .12s,color .12s}.step-btn:hover{background:var(--bg-elevated);color:var(--text)}.step-btn--active{color:var(--accent);background:var(--accent-soft);border-color:var(--accent)}.prop-nudge{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}.prop-nudge__btn{padding:6px 4px;border-radius:var(--radius-xs);border:1px solid var(--border);background:var(--bg);color:var(--text-dim);font-size:12px;cursor:pointer;transition:background .12s,color .12s}.prop-nudge__btn:hover{background:var(--bg-elevated);color:var(--text)}.world-compass__label{display:block;padding:2px 6px;border-radius:4px;background:var(--bg-panel-90);border:1px solid var(--border);box-shadow:var(--shadow-sm);font-size:12px;font-weight:700;color:var(--text-dim);line-height:1;white-space:nowrap;-webkit-user-select:none;user-select:none}.world-compass__label--n{color:var(--danger)}.corner-compass{position:absolute;top:14px;right:14px;width:108px;height:108px;border-radius:50%;background:var(--bg-panel-90);border:1px solid var(--border);box-shadow:var(--shadow-sm);pointer-events:none;z-index:5}.corner-compass__label{position:absolute;top:50%;left:50%;font-size:11px;font-weight:700;color:var(--text-dim);line-height:1;transform:translate(-50%,-50%)}.corner-compass__label--n{color:var(--danger)}.corner-compass__cross{position:absolute;top:50%;left:50%;width:8px;height:8px;transform:translate(-50%,-50%);border-radius:50%;background:var(--text-dim)}.debug-panel{border-top:1px solid var(--border);background:var(--bg-panel);display:flex;flex-direction:column;max-height:42vh;flex-shrink:0}.debug-panel__header{display:flex;align-items:center;gap:10px;padding:6px 14px;border-bottom:1px solid var(--border)}.debug-panel__toggle{border:none;background:none;color:var(--text);font-size:13px;cursor:pointer;padding:0}.debug-panel__count{color:var(--text-dim);font-size:12px}.debug-panel__actions{margin-left:auto;display:flex;gap:4px}.debug-panel__body{overflow:auto;padding:8px 14px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;line-height:1.6}.debug-panel__empty{color:var(--text-dim)}.debug-entry{padding:6px 0;border-bottom:1px dashed var(--border)}.debug-entry__time{color:var(--text-dim);margin-right:8px}.debug-entry--warn .debug-entry__msg{color:var(--warn)}.debug-entry--error .debug-entry__msg{color:var(--danger)}.debug-entry__detail{margin:4px 0 0;padding:6px 8px;border-radius:var(--radius-xs);background:var(--bg);border:1px solid var(--border);color:var(--text-dim);white-space:pre-wrap;word-break:break-word}.dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:grid;place-items:center;background:var(--overlay)}.dialog{width:min(520px,calc(100vw - 40px));max-height:80vh;overflow:auto;padding:20px 22px;border-radius:var(--radius-lg);background:var(--bg-panel);border:1px solid var(--border)}.dialog__title{margin:0 0 14px;font-size:17px}.dialog__list{margin:0 0 16px;padding-left:18px;display:flex;flex-direction:column;gap:8px;color:var(--text-dim);font-size:13px}.dialog__list strong{color:var(--text);font-weight:600}.dialog__actions{display:flex;justify-content:flex-end;gap:8px}.dialog__message{margin:0 0 16px;color:var(--text-dim);font-size:14px;line-height:1.6}.settings{flex:1;padding:18px;overflow:auto;max-width:760px}.settings__header{display:flex;align-items:center;justify-content:space-between;gap:12px}.settings__header-left{display:flex;align-items:center;gap:12px;min-width:0}.settings__header .page-title{margin-bottom:0}.settings__back{display:inline-flex;align-items:center;gap:4px;color:var(--accent);text-decoration:none;font-size:13px;font-weight:500;padding:5px 10px;border-radius:var(--radius-xs);transition:background .12s}.settings__back:hover{background:var(--accent-soft)}.settings__section{margin-bottom:16px}.settings__desc{color:var(--text-dim);font-size:13px;margin:0 0 12px}.settings__empty{color:var(--text-dim);font-size:13px}.field{margin-bottom:14px}.field__label{display:block;margin-bottom:6px;color:var(--text-dim);font-size:13px}.field__label--row{display:flex;align-items:center;gap:8px;color:var(--text)}.field__slider{display:flex;align-items:center;gap:10px}.field__hint{color:var(--text-dim);font-size:12px}.api-form{display:grid;grid-template-columns:1fr 1.4fr 1.4fr auto;gap:8px;margin-bottom:14px}.api-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.api-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg)}.api-item__info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.api-item__name{font-weight:600}.api-item__tag{margin-left:6px;font-style:normal;font-size:11px;color:var(--accent);border:1px solid var(--accent);border-radius:var(--radius-pill);padding:0 6px;vertical-align:1px}.api-item__meta{color:var(--text-dim);font-size:12px}.api-item__actions{display:flex;gap:6px}.test-result{font-size:12px}.test-result--ok{color:var(--ok)}.test-result--error{color:var(--danger)}.dialog--project{width:min(560px,calc(100vw - 40px))}.project-create{display:flex;gap:8px;margin-bottom:14px}.project-create .input{flex:1}.project-list{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;max-height:46vh;overflow:auto}.project-list__empty{color:var(--text-dim);font-size:13px;padding:8px 0}.project-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg)}.project-row--current{border-color:var(--accent)}.project-row__info{min-width:0;display:flex;flex-direction:column;gap:2px}.project-row__name{font-size:14px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.project-row__tag{margin-left:6px;padding:1px 6px;border-radius:var(--radius-pill);font-size:11px;font-weight:400;background:var(--accent-soft);color:var(--accent)}.project-row__meta{font-size:12px;color:var(--text-dim)}.project-row__actions{display:flex;gap:4px;flex-shrink:0}.project-row__rename{width:160px;padding:5px 8px;font-size:13px}.dialog--share{width:min(560px,calc(100vw - 40px))}.dialog__section-title{display:block;margin-bottom:6px;font-size:12px;font-weight:600;color:var(--text-dim)}.share-shot{display:block;width:100%;max-height:260px;object-fit:contain;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);margin-bottom:14px}.share-shot__fallback{color:var(--text-dim);font-size:13px;margin-bottom:14px}.share-code,.share-restore{margin-bottom:14px}.share-code__row{display:flex;gap:8px}.share-code__row .input{flex:1;font-family:var(--mono, monospace);font-size:12px}.share-msg{margin-top:6px;font-size:13px}.share-msg--ok{color:var(--ok)}.share-msg--err{color:var(--danger)}.share-history__empty{color:var(--text-dim);font-size:13px}.share-history__list{display:flex;flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;max-height:26vh;overflow:auto}.share-history__row{display:flex;align-items:center;gap:10px;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg)}.share-history__name{min-width:0;flex:1;font-size:13px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.share-history__meta{flex-shrink:0;font-size:12px;color:var(--text-dim)}.share-history__actions{display:flex;gap:4px;flex-shrink:0}.plan-toolbar{position:absolute;top:52px;left:12px;z-index:30;display:flex;flex-direction:column;gap:6px;max-width:calc(100% - 24px)}.plan-toolbar__row{display:flex;align-items:center;gap:6px}.plan-toolbar__tools .segmented__btn{padding:5px 12px;font-size:12px}.plan-toolbar__dims{margin-left:4px;padding:5px 12px;font-size:12px;border-radius:var(--radius-sm);border:1px solid var(--border)}.plan-toolbar__hint{padding:4px 10px;border-radius:var(--radius-xs);background:var(--bg-panel-92);border:1px solid var(--border);color:var(--text-dim);font-size:12px;pointer-events:none;width:fit-content;box-shadow:var(--shadow-sm)}.plan-toolbar__menu-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-panel);color:var(--text);font-size:13px;cursor:pointer}.plan-toolbar__menu-btn--active{color:var(--accent);border-color:var(--accent)}.plan-toolbar__backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:15;background:transparent}.plan-toolbar__sheet{position:absolute;top:calc(100% + 6px);left:0;z-index:20;width:min(300px,calc(100vw - 24px));max-height:calc(100vh - 90px);overflow-y:auto;display:flex;flex-direction:column;gap:8px;padding:10px;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-panel);box-shadow:var(--shadow-lg)}.plan-toolbar__sheet-tools,.plan-toolbar__kind,.plan-toolbar__hint{flex-shrink:0}.plan-toolbar__sheet-tools{display:grid;grid-template-columns:1fr 1fr;gap:6px}.plan-toolbar__sheet-btn{padding:8px 6px;border-radius:var(--radius-xs);border:1px solid var(--border);background:var(--bg);color:var(--text-dim);font-size:13px;cursor:pointer}.plan-toolbar__sheet-btn--active{color:var(--accent);background:var(--accent-soft);border-color:var(--accent)}.plan-label{display:inline-flex;align-items:center;gap:6px;padding:2px 8px;border-radius:var(--radius-pill);background:var(--bg-panel-92);border:1px solid var(--border);color:var(--text);font-size:12px;white-space:nowrap;pointer-events:none}.plan-label__chip{width:10px;height:10px;border-radius:2px;flex-shrink:0}.plan-label--nested{font-size:11px;opacity:.85}.plan-label--active{border-color:var(--accent);color:var(--accent)}.plan-dim{padding:1px 6px;border-radius:4px;background:var(--bg-panel-92);color:var(--warn);font-size:12px;white-space:nowrap;pointer-events:none}.orientation-guard{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:24px;background:var(--bg);color:var(--text);text-align:center}.orientation-guard__phone{position:relative;width:52px;height:96px;border:3px solid var(--text);border-radius:var(--radius-lg);animation:orientation-swing 1.6s ease-in-out infinite}.orientation-guard__phone:before{content:"";position:absolute;top:8px;left:50%;width:16px;height:4px;border-radius:2px;background:var(--text-dim);transform:translate(-50%)}.orientation-guard__title{margin:0;font-size:17px;font-weight:600}.orientation-guard__subtitle{margin:0;font-size:13px;color:var(--text-dim)}@keyframes orientation-swing{0%,to{transform:rotate(90deg)}50%{transform:rotate(0)}}.wc-compact .toolbar{overflow-x:auto}.wc-compact .toolbar__brand-sub{display:none}.wc-compact .chat-bottom--collapsed{max-height:96px}.wc-compact .chat-bottom__textarea{font-size:16px}.wc-compact .statusbar{flex-wrap:wrap;gap:8px;height:auto;min-height:var(--statusbar-h);padding:4px 10px}.wc-compact .prop-panel{width:240px;top:90px}.wc-compact .api-form{grid-template-columns:1fr}.wc-compact .plan-toolbar{top:46px;flex-direction:row;align-items:flex-start}.wc-compact .plan-toolbar__dims{flex-shrink:0;margin-left:0;padding:6px 12px;font-size:13px}.wc-compact .corner-compass{width:68px;height:68px}.wc-compact .corner-compass__label{font-size:9px}.wc-compact .corner-compass__cross{width:6px;height:6px}.error-boundary{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px;text-align:center;background:var(--bg);color:var(--text)}.error-boundary__title{font-size:22px;margin:0}.error-boundary__desc{max-width:480px;line-height:1.6;margin:0}.error-boundary__detail{max-width:520px;font-family:monospace;font-size:12px;color:var(--text-dim);background:var(--bg-panel);padding:8px 12px;border-radius:var(--radius-sm);word-break:break-all}.error-boundary__actions{display:flex;gap:12px;margin-top:8px}