:root{color-scheme:light;--bg:#f8f7f4;--surface:#ffffff;--surface-up:#f6f4ef;--line:#e9e5db;--ink:#383223;--muted:#766e5c;--accent:#f68b28;font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);height:100dvh;display:flex;flex-direction:column;overflow:hidden}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}button:disabled{cursor:wait;opacity:.5}button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:4px}button[hidden],[hidden]{display:none!important}.topbar{height:76px;display:flex;align-items:center;padding:0 28px;border-bottom:1px solid var(--line);gap:30px;flex-shrink:0}.brand{color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:12px;min-width:210px;font-size:23px;font-weight:650;letter-spacing:-.8px}.brand>span{display:flex;align-items:center;gap:12px}.brand-studio{font-size:10px;font-weight:500;letter-spacing:2px;color:var(--muted);border-left:1px solid var(--line);padding-left:12px}.navigation{display:flex;align-items:stretch;justify-content:flex-end;gap:9px;margin-left:auto;height:100%}.navigation button{position:relative;background:transparent;border:0;padding:0 15px;font-size:15px;color:#736a58;white-space:nowrap;transition:color .15s}.navigation button:hover,.navigation button.active{color:var(--ink)}.navigation button.active:after{content:"";position:absolute;bottom:15px;left:15px;right:15px;height:2px;background:var(--accent);border-radius:2px}.account-area{height:100%;border-left:1px solid var(--line);padding-left:23px;display:flex;gap:22px;align-items:center}.preview-label{color:var(--accent);font-size:10px;letter-spacing:1px;border:1px solid #eed5be;border-radius:5px;padding:4px 7px;white-space:nowrap}.account{display:flex;align-items:center;gap:10px;background:none;border:0;font-size:13px}.account #avatar{width:34px;height:34px;border-radius:50%;background:#f9ecdf;display:grid;place-items:center;font-size:13px;font-weight:600}.taskbar{height:58px;display:flex;align-items:center;padding:7px 20px 0;gap:8px;flex-shrink:0}.tasks{display:flex;overflow-x:auto;gap:6px;max-width:calc(100% - 70px);scrollbar-width:thin}.task{display:flex;align-items:center;min-width:195px;max-width:250px;height:46px;border-radius:9px 9px 0 0;border:1px solid transparent;border-bottom:2px solid transparent;color:var(--muted)}.task.active{background:var(--surface);border-color:#e9e5db;border-bottom-color:var(--accent);color:var(--ink)}.task>button:first-child{display:flex;align-items:center;gap:10px;text-align:left;flex:1;min-width:0;padding:10px 12px;background:transparent;border:0;font-size:12px}.task-label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.task-symbol{width:15px;height:12px;border:1.5px solid currentColor;border-radius:3px;display:block;position:relative;color:var(--accent);flex-shrink:0}.task-symbol:after{content:"";position:absolute;bottom:-4px;left:2px;width:4px;height:4px;border-left:1.5px solid currentColor;transform:skewY(-35deg);background:var(--surface)}.task.busy .task-symbol{border-radius:50%;width:12px;height:12px;border-color:var(--accent) transparent var(--accent) var(--accent);animation:spin 1s linear infinite}.task.busy .task-symbol:after{display:none}.task-close{background:transparent;border:0;font-size:19px;padding:4px 12px;color:#837b68}.task-close:hover{color:var(--ink)}.new-task{background:transparent;border:0;font-size:26px;color:var(--muted);padding:0 12px}.new-task:hover{color:var(--ink)}.task-hint{margin-left:auto;font-size:11px;color:#867d6a;white-space:nowrap;padding-right:10px}#workspaces{margin:0 10px 10px;flex:1;min-height:0;position:relative;border-radius:12px;overflow:hidden;background:var(--surface);border:1px solid #e9e5db}iframe{width:100%;height:100%;border:0;display:block;background:var(--surface)}.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);padding:13px 20px;border:1px solid #eed5be;border-radius:9px;background:#ffffff;font-size:13px;z-index:100}.frame-loading{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted);font-size:14px;pointer-events:none}.frame-loading>span{border:1px solid var(--line);padding:18px 24px;border-radius:10px;background:var(--surface)}dialog{width:min(430px,90vw);background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:14px;padding:26px}dialog::backdrop{background:#2e291c55}dialog h2{font-size:18px;margin:0 0 15px}dialog p{font-size:14px;line-height:1.8;color:var(--muted)}dialog form>div{display:flex;justify-content:flex-end;gap:10px;margin-top:25px}dialog button{border:1px solid var(--line);border-radius:7px;padding:9px 15px;background:transparent}dialog .danger{background:#fbe8ee;border-color:#d99bad}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:1050px){.topbar{padding:0 18px;gap:15px}.brand{min-width:160px}.brand-studio{display:none}.navigation{gap:0}.navigation button{padding:0 11px}.account-area{padding-left:14px;gap:10px}.preview-label{display:none}}@media(max-width:720px){.topbar{height:auto;min-height:65px;flex-wrap:wrap;padding:13px 16px 0;gap:8px}.brand{font-size:20px;min-width:0;flex:1}.brand img{width:29px;height:29px}.account-area{height:auto;border:0;padding:0}.account #username{display:none}.navigation{order:3;width:100%;height:42px;justify-content:space-between;overflow-x:auto}.navigation button{font-size:13px;padding:0 11px}.navigation button.active:after{bottom:0;left:10px;right:10px}.taskbar{height:51px;padding-left:10px}.task{min-width:155px;max-width:195px;height:42px}.task-hint{display:none}#workspaces{margin:0 5px 5px;border-radius:9px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important;transition:none!important}}

/* Personal menu anchored to the outer-page avatar. */
.account-area{position:relative}.account-menu{position:absolute;top:calc(100% - 9px);right:0;width:250px;max-width:calc(100vw - 32px);max-height:calc(100dvh - 80px);overflow-y:auto;padding:8px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 32px #38322322;z-index:60}.account-menu-heading{padding:10px 12px;font-size:12px;color:var(--muted);overflow-wrap:anywhere}.account-menu button{display:flex;align-items:center;gap:12px;width:100%;border:0;border-radius:7px;background:transparent;padding:11px 12px;text-align:left;font-size:14px;line-height:1.4}.account-menu button:hover,.account-menu button:focus-visible{background:#fdf3e9;color:var(--accent)}.account-menu button:focus-visible{outline-offset:-2px}.account-menu button>span{width:20px;text-align:center;font-size:18px;flex-shrink:0;color:var(--accent)}.account-menu-divider{height:1px;background:var(--line);margin:6px 8px}@media(max-width:720px){.account-menu{top:calc(100% + 8px);max-height:calc(100dvh - 76px)}}