:root{--font-base: "Avenir Next", "Segoe UI", sans-serif;--radius-xl: 26px;--radius-lg: 18px;--radius-md: 12px;--radius-sm: 10px;--line: rgba(150, 176, 210, .22);--line-strong: rgba(165, 198, 238, .4);--accent: #5b90ff;--accent-soft: rgba(91, 144, 255, .16);--ok: #6fd09b;--warn: #f2b664;--bad: #ff8f97}:root[data-theme=dark]{color-scheme:dark;--bg: #070d15;--bg-2: #0e1724;--panel: rgba(16, 25, 39, .74);--panel-2: rgba(22, 34, 52, .62);--ink: #edf3ff;--muted: #a7bad7;--shadow: 0 26px 80px rgba(0, 0, 0, .45)}:root[data-theme=light]{color-scheme:light;--bg: #f6f1e8;--bg-2: #eee4d4;--panel: rgba(255, 255, 255, .75);--panel-2: rgba(255, 255, 255, .9);--ink: #17120f;--muted: #6b5d4e;--shadow: 0 24px 70px rgba(74, 59, 35, .16)}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{font-family:var(--font-base);color:var(--ink);background:radial-gradient(circle at 12% -8%,rgba(77,166,255,.22),transparent 34%),radial-gradient(circle at 92% -12%,rgba(255,186,97,.16),transparent 38%),linear-gradient(180deg,var(--bg),var(--bg-2))}h1,h2,h3,h4,p,figure{margin-top:0}button,input,textarea{font:inherit}button{cursor:pointer}a{color:inherit}.app-shell{width:min(1380px,calc(100vw - 28px));margin:0 auto;padding:18px 0 56px;animation:shell-enter .42s ease}@keyframes shell-enter{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.topbar,.admin-banner,.locked-panel,.document-panel,.document-card,.block-card,.empty-state{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow)}.topbar{border-radius:var(--radius-xl);padding:22px;display:grid;gap:16px;grid-template-columns:minmax(0,1fr) auto;align-items:start;position:sticky;top:10px;z-index:10}.eyebrow{margin:0 0 10px;text-transform:uppercase;letter-spacing:.17em;font-size:.72rem;color:var(--muted)}h1{margin:0 0 8px;font-size:clamp(2rem,4vw,3.5rem);line-height:.95}h2{margin-bottom:8px}.surface-description{max-width:66ch;margin-bottom:0;color:var(--muted)}.surface-nav,.session-panel,.tag-row,.link-grid,.editor-toolbar,.flux-meta,.block-toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.surface-nav{margin-top:16px;padding:6px;width:fit-content;border:1px solid var(--line);border-radius:999px;background:#ffffff0f}.session-panel{justify-content:flex-end;gap:10px}.surface-pill,.primary-action,.link-pill,.inline-link,.editor-toolbar button,.block-toolbar button,.doc-order-actions button,.session-state,.theme-toggle{border:1px solid var(--line);border-radius:999px;padding:9px 14px;background:#ffffff14;color:var(--ink);text-decoration:none;transition:transform .14s ease,border-color .14s ease,background-color .14s ease}.surface-pill:hover,.primary-action:hover,.link-pill:hover,.inline-link:hover,.editor-toolbar button:hover,.block-toolbar button:hover,.doc-order-actions button:hover,.session-state:hover,.theme-toggle:hover{transform:translateY(-1px);border-color:var(--line-strong)}.surface-pill.active,.primary-action{background:var(--ink);color:var(--bg)}.surface-pill.subtle{background:#ffffff14}.theme-toggle{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0}.theme-toggle img{width:20px;height:20px}.session-state.authorized{color:var(--ok);background:#43b87a2e}.admin-banner,.locked-panel{margin-top:14px;border-radius:var(--radius-lg);padding:14px 16px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}.save-state{border-radius:999px;border:1px solid var(--line);padding:6px 10px;color:var(--muted)}.save-state.saving{color:var(--warn)}.save-state.saved{color:var(--ok)}.save-state.error{color:var(--bad)}.content-grid{margin-top:16px;display:grid;grid-template-columns:330px minmax(0,1fr);gap:16px}.surface-list{display:grid;gap:10px;align-content:start;max-height:calc(100vh - 170px);overflow:auto;padding-right:4px}.document-stage{min-width:0}.document-item-row{display:grid;gap:7px}.doc-order-actions{display:flex;gap:6px}.document-card{display:grid;gap:7px;text-align:left;border-radius:var(--radius-lg);padding:14px;border-left:4px solid transparent}.surface-work .document-card{border-left-color:#5ab4ff8c}.surface-notes .document-card{border-left-color:#70dcb28c}.surface-flux .document-card{border-left-color:#ffb85ca6}.document-card.active{border-color:var(--line-strong);box-shadow:0 16px 48px #1f68d338}.document-kind,.tag-pill{display:inline-flex;width:fit-content;border-radius:999px;padding:4px 10px;background:#ffffff1f;color:var(--muted);font-size:.78rem}.document-panel,.empty-state{border-radius:var(--radius-xl);padding:22px;background:linear-gradient(145deg,var(--panel-2),var(--panel))}.document-header{display:flex;justify-content:space-between;align-items:start;gap:14px;margin-bottom:16px}.title-input,.block-input,.small-input,.flux-input{width:100%;border-radius:var(--radius-md);border:1px solid var(--line);background:#ffffff0f;color:var(--ink);padding:11px 13px}.title-input{font-size:clamp(1.6rem,2.6vw,2.6rem);line-height:1.05;font-weight:700}.block-input{min-height:120px;resize:vertical}.code-input{min-height:190px;font-family:SFMono-Regular,Consolas,Liberation Mono,monospace}.summary-copy{color:var(--ink);max-width:76ch}.summary-copy p,.summary-copy ul{margin-bottom:12px}.summary-copy ul{padding-left:18px}.summary-copy code{padding:2px 6px;border-radius:8px;background:#0000004d}.block-stack{display:grid;gap:11px}.block-card{border-radius:var(--radius-lg);padding:14px;background:#ffffff0a}.block-toolbar{margin-bottom:10px}.drag-handle{border-radius:999px;padding:4px 8px;background:#ffffff1f}.link-editor-grid,.image-grid,.metadata-grid{display:grid;gap:8px}.metadata-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.metadata-panel{border:1px dashed var(--line-strong);border-radius:var(--radius-md);padding:12px;margin-bottom:12px;display:grid;gap:10px}.summary-preview{border-top:1px dashed var(--line);padding-top:10px}.inline-link,.link-pill{color:var(--accent);background:var(--accent-soft);border-color:transparent}.flux-title{min-height:170px;margin-top:8px}.upload-row{display:inline-flex;gap:10px;align-items:center;color:var(--muted)}.uploading-state,figcaption{margin:0;color:var(--muted)}img{max-width:100%;border-radius:var(--radius-md);display:block}pre{margin:0;overflow-x:auto;padding:14px;border-radius:var(--radius-md);background:#00000057}.math-block{padding:10px 0;font-family:"Cambria Math",Times New Roman,serif;font-size:1.16rem}.landing-grid{margin-top:16px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.landing-card{display:grid;gap:11px}.auth-nudge{position:fixed;right:14px;bottom:14px;width:24px;height:24px;border-radius:999px;border:1px solid var(--line);background:#ffffff0a;color:#ffffff73}@media(max-width:1140px){.content-grid{grid-template-columns:1fr}.surface-list{grid-template-columns:repeat(2,minmax(0,1fr));max-height:none;overflow:visible}}@media(max-width:860px){.topbar,.landing-grid,.metadata-grid,.surface-list{grid-template-columns:1fr}.session-panel{justify-content:flex-start}.document-header{flex-direction:column}.surface-nav{width:100%}}@media(max-width:640px){.app-shell{width:min(100vw - 16px,100vw);padding-top:10px}.topbar,.document-panel,.empty-state,.admin-banner,.locked-panel,.document-card{border-radius:16px}.title-input{font-size:1.45rem}}
