:root{color-scheme:light;--paper: #f5f6f1;--paper-strong: #ecefe8;--surface: #ffffff;--surface-soft: #f0f4f1;--surface-blue: #eef4ff;--ink: #171b22;--ink-soft: #303842;--muted: #69736f;--line: #d9dfd7;--line-strong: #c6cdc4;--brand: #286d58;--brand-strong: #1f5446;--blue: #4169d8;--coral: #cf5b48;--gold: #c08a28;--danger: #a23b18;--success: #16834a;--shadow: 0 16px 34px rgba(28, 33, 38, .08)}*{box-sizing:border-box}html{background:var(--paper)}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}button,input,select,textarea{font:inherit}button{-webkit-tap-highlight-color:transparent}img{display:block;max-width:100%}.brand-mark,.sidebar-brand,.language-switch,.topbar-leading,.topbar-actions,.login-topbar,.provider-button,.icon-button,.topbar-save-button,.topbar-sync-button,.account-chip,.security-note{display:inline-flex;align-items:center}.brand-mark,.sidebar-brand{gap:11px;color:var(--ink);font-weight:900;text-decoration:none}.brand-mark-text-only{gap:0;font-size:18px}.brand-icon-frame{flex:0 0 auto;width:36px;height:36px;border-radius:8px;background:#fff url(/assets/icon-brand-60.png?v=20260703-small-icon) center / 30px 30px no-repeat;box-shadow:0 8px 18px #286d5829}.language-switch{gap:3px;padding:3px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.language-switch button{min-width:36px;min-height:30px;border:0;border-radius:6px;background:transparent;color:var(--muted);cursor:pointer;font-size:12px;font-weight:850}.language-switch button[aria-pressed=true]{background:var(--ink);color:#fff}.icon-button{justify-content:center;width:40px;height:40px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);cursor:pointer}.icon-button:hover,.topbar-save-button:hover,.topbar-sync-button:hover,.provider-button:hover,.action-button:hover{border-color:var(--line-strong);background:var(--surface-soft)}.icon-button:disabled,.topbar-save-button:disabled,.topbar-sync-button:disabled,.provider-button:disabled,.action-button:disabled{border-color:#cbd1c8;background:#ecefea;color:#838b83;cursor:not-allowed}.kicker{margin:0 0 8px;color:var(--brand-strong);font-size:12px;font-weight:900;letter-spacing:0}h1,h2,h3{margin-top:0;color:var(--ink);letter-spacing:0;line-height:1.14}.loading-page{min-height:100vh;display:grid;place-items:center;align-content:center;gap:16px;padding:24px}.loading-page p{margin:0;color:var(--muted);font-weight:760}.workspace-loading{min-height:320px;display:grid;place-items:center;align-content:center;gap:14px;padding:32px 16px}.workspace-loading p{margin:0;color:var(--muted);font-weight:760}.loading-mark{width:44px;height:44px;border:4px solid var(--line);border-top-color:var(--brand);border-radius:999px;animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.login-page{min-height:100vh;padding:22px clamp(16px,4vw,44px) 52px}.login-topbar{min-height:54px;justify-content:space-between;gap:16px}.login-shell{min-height:calc(100vh - 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