/* Project Tessera — AI visual language. * * One markup contract, four interchangeable styles. The active style comes from * , set by ai-voice.js (default: marginalia; override * any page with ?ai=marginalia|tabs|perforated|tiles). * * Markup contract (style-agnostic): *
tutor / co-author message *
summary, AI feedback, insight card *
authored content block *
Label · source
*
Text1
*
Week 3 slides, p. 4
*
…buttons…
* * Rules every style keeps: a text label (.ai-who) is always visible; sources are * always shown; review state (data-state) is always legible without color alone. * No style uses a colored left stripe. */ :root{ --ai:#5b4baf;--ai-d:#3f3380;--ai-s:#eeebf8;--ai-s2:#f7f5fc;--ai-line:#d9d2f0; --ai-ink:#2a2825;--ai-muted:#5f5b54;--ai-ok:#2e7d4f; --ai-serif:'Fraunces',Georgia,serif;--ai-mono:'IBM Plex Mono',ui-monospace,monospace; --ai-mark:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Crect x='1' y='1' width='6' height='6' rx='1.2' fill='%235b4baf'/%3E%3Crect x='9' y='1' width='6' height='6' rx='1.2' fill='%235b4baf' opacity='.45'/%3E%3Crect x='1' y='9' width='6' height='6' rx='1.2' fill='%235b4baf' opacity='.45'/%3E%3Crect x='10.2' y='10.2' width='3.6' height='3.6' rx='.8' fill='%235b4baf' transform='rotate(45 12 12)'/%3E%3C/svg%3E"); } .ai{box-sizing:border-box;color:var(--ai-ink);font-size:14px;line-height:1.5} .ai-who{font-size:12px;font-weight:600;color:var(--ai-d)} .ai-src{font-weight:500;color:var(--ai-muted)} .ai-body{min-width:0} .ai-cites{display:flex;flex-wrap:wrap;gap:6px 12px;font-size:12px;color:var(--ai-muted)} .ai-actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center} .ai--chat{align-self:flex-start;max-width:92%} sup.ai-ref{display:none} /* ================= 01 · Marginalia (default) ================= The AI writes in the margin: reading serif, a gutter glyph, small-caps attribution, and numbered footnotes. No box, no stripe. */ [data-ai-style="marginalia"] .ai{display:grid;grid-template-columns:22px minmax(0,1fr);column-gap:10px;row-gap:4px;align-content:start} [data-ai-style="marginalia"] .ai::before{content:"\203B";grid-column:1;grid-row:1/span 6;font-family:var(--ai-serif);font-style:italic;font-size:21px;line-height:1.05;color:var(--ai);text-align:center} [data-ai-style="marginalia"] .ai--block::before{content:"\00B6"} [data-ai-style="marginalia"] .ai--note::before{content:"\2020"} [data-ai-style="marginalia"] .ai>*{grid-column:2} [data-ai-style="marginalia"] .ai-who{font-family:var(--ai-serif);font-size:13px;font-weight:500;font-variant:small-caps;letter-spacing:.05em;color:var(--ai-d)} [data-ai-style="marginalia"] .ai-src{font-style:italic;font-variant:normal;letter-spacing:0;color:var(--ai-muted)} [data-ai-style="marginalia"] .ai-body{font-family:var(--ai-serif);font-size:15.5px;line-height:1.55} [data-ai-style="marginalia"] sup.ai-ref{display:inline;font-family:var(--ai-mono);font-size:10px;font-weight:600;color:var(--ai);margin-left:1px} [data-ai-style="marginalia"] .ai-cites{margin-top:4px;padding-top:6px;border-top:1px dotted #cfc6ea} [data-ai-style="marginalia"] .ai-cite::before{content:attr(data-n);font-family:var(--ai-mono);font-weight:600;color:var(--ai);margin-right:5px} [data-ai-style="marginalia"] .ai-actions{margin-top:6px} [data-ai-style="marginalia"] .ai--block{background:#fff;border:1px solid var(--line,#e3ded4);border-radius:12px;padding:12px 16px 14px 10px} [data-ai-style="marginalia"] .ai--block[data-state="kept"] .ai-who::after{content:" \00B7 kept";font-style:normal;color:var(--ai-ok)} /* ================= 02 · Index tab ================= A tinted card with a folder tab that carries the label. */ [data-ai-style="tabs"] .ai{position:relative;margin-top:22px;background:var(--ai-s2);border-radius:0 12px 12px 12px;padding:12px 14px;display:flex;flex-direction:column;gap:8px} [data-ai-style="tabs"] .ai-who{position:absolute;left:0;top:-22px;height:22px;max-width:calc(100% - 16px);display:flex;align-items:center;gap:6px;padding:0 10px 0 9px;background:var(--ai-s2);border-radius:9px 9px 0 0;font-size:11.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis} [data-ai-style="tabs"] .ai-who::before{content:"";width:13px;height:13px;flex-shrink:0;background:var(--ai-mark) center/contain no-repeat} [data-ai-style="tabs"] .ai-cite{font-size:11.5px;font-weight:600;padding:2px 8px;border-radius:999px;background:#fff;color:#3a3833;border:1px solid #e3def3} [data-ai-style="tabs"] .ai--block[data-state="kept"]{background:#fff;box-shadow:inset 0 0 0 1px var(--ai-line)} [data-ai-style="tabs"] .ai--block[data-state="kept"] .ai-who{background:#fff;box-shadow:inset 1px 1px 0 var(--ai-line),inset -1px 0 0 var(--ai-line)} /* ================= 03 · Perforated slip ================= Unreviewed drafts have a tear-off edge and a stamp; kept blocks turn solid. */ [data-ai-style="perforated"] .ai{display:flex;flex-direction:column;gap:8px} [data-ai-style="perforated"] .ai--chat{background:var(--ai-s2);border-radius:14px 14px 14px 4px;padding:11px 14px} [data-ai-style="perforated"] .ai--chat .ai-who{font-family:var(--ai-mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase} [data-ai-style="perforated"] .ai--chat .ai-src{display:none} [data-ai-style="perforated"] .ai--block,[data-ai-style="perforated"] .ai--note{position:relative;background:#fff;border:1.5px dashed #a79ad8;border-radius:12px;padding:14px 16px} [data-ai-style="perforated"] .ai--block::before,[data-ai-style="perforated"] .ai--block::after, [data-ai-style="perforated"] .ai--note::before,[data-ai-style="perforated"] .ai--note::after{content:"";position:absolute;top:50%;width:16px;height:16px;margin-top:-8px;border-radius:50%;background:#fff;border:1.5px dashed #a79ad8} [data-ai-style="perforated"] .ai--block::before,[data-ai-style="perforated"] .ai--note::before{left:-9px;clip-path:inset(0 0 0 50%)} [data-ai-style="perforated"] .ai--block::after,[data-ai-style="perforated"] .ai--note::after{right:-9px;clip-path:inset(0 50% 0 0)} [data-ai-style="perforated"] .ai--block .ai-who,[data-ai-style="perforated"] .ai--note .ai-who{align-self:flex-start;font-family:var(--ai-mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;border:1.5px solid var(--ai);border-radius:4px;padding:2px 6px;transform:rotate(-1.5deg)} [data-ai-style="perforated"] .ai-src{text-transform:none;letter-spacing:0;font-family:inherit} [data-ai-style="perforated"] .ai--block[data-state="kept"]{border-style:solid;border-color:var(--line,#e3ded4)} [data-ai-style="perforated"] .ai--block[data-state="kept"]::before,[data-ai-style="perforated"] .ai--block[data-state="kept"]::after{display:none} [data-ai-style="perforated"] .ai--block[data-state="kept"] .ai-who{color:var(--ai-ok);border-color:var(--ai-ok);transform:rotate(1deg)} [data-ai-style="perforated"] .ai-cite,[data-ai-style="tiles"] .ai-cite{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:#3a3833} [data-ai-style="perforated"] .ai-cite::before,[data-ai-style="tiles"] .ai-cite::before{content:"";width:7px;height:7px;border-radius:1.5px;background:var(--ai);transform:rotate(45deg)} /* ================= 04 · Tessera tiles ================= Mosaic mark signs AI output; AI cards carry a faint tile cluster. */ [data-ai-style="tiles"] .ai{display:flex;flex-direction:column;gap:8px} [data-ai-style="tiles"] .ai-who{display:flex;align-items:center;flex-wrap:wrap;gap:3px 7px} [data-ai-style="tiles"] .ai-who::before{content:"";width:14px;height:14px;flex-shrink:0;background:var(--ai-mark) center/contain no-repeat} [data-ai-style="tiles"] .ai--chat{position:relative;margin-left:36px;max-width:calc(92% - 36px);background:var(--ai-s2);border-radius:4px 14px 14px 14px;padding:10px 13px} [data-ai-style="tiles"] .ai--chat::before{content:"";position:absolute;left:-36px;top:0;width:26px;height:26px;border-radius:7px;background:var(--ai-s) var(--ai-mark) center/14px no-repeat} [data-ai-style="tiles"] .ai--chat .ai-who::before{display:none} [data-ai-style="tiles"] .ai--block,[data-ai-style="tiles"] .ai--note{position:relative;overflow:hidden;background:#fff;border:1px solid #e6e1f4;border-radius:14px;padding:14px 16px} [data-ai-style="tiles"] .ai--block .ai-who,[data-ai-style="tiles"] .ai--note .ai-who{padding-right:70px} [data-ai-style="tiles"] .ai--block::after,[data-ai-style="tiles"] .ai--note::after{content:"";position:absolute;right:-6px;top:-6px;width:84px;height:84px;pointer-events:none; background:linear-gradient(var(--ai-s),var(--ai-s)) 0 0/18px 18px no-repeat,linear-gradient(#e2dcf5,#e2dcf5) 22px 0/18px 18px no-repeat,linear-gradient(var(--ai-s),var(--ai-s)) 44px 0/18px 18px no-repeat,linear-gradient(#d6cef0,#d6cef0) 66px 0/18px 18px no-repeat,linear-gradient(var(--ai-s),var(--ai-s)) 44px 22px/18px 18px no-repeat,linear-gradient(#e2dcf5,#e2dcf5) 66px 22px/18px 18px no-repeat,linear-gradient(var(--ai-s),var(--ai-s)) 66px 44px/18px 18px no-repeat; -webkit-mask:linear-gradient(225deg,#000 30%,transparent 75%);mask:linear-gradient(225deg,#000 30%,transparent 75%)} [data-ai-style="tiles"] .ai--block>*,[data-ai-style="tiles"] .ai--note>*{position:relative;z-index:1} [data-ai-style="tiles"] .ai--block[data-state="kept"]{border-color:var(--line,#e3ded4)} [data-ai-style="tiles"] .ai--block[data-state="kept"]::after{opacity:.35} /* Style switcher (gallery / exploration pages) */ .ai-switch{display:inline-flex;gap:4px;padding:4px;border-radius:10px;background:#ebe6dd;flex-wrap:wrap} .ai-switch button{font:500 13px 'IBM Plex Sans',system-ui,sans-serif;min-height:32px;padding:0 12px;border:0;border-radius:7px;background:none;color:#5f5b54;cursor:pointer} .ai-switch button[aria-pressed="true"]{background:#fff;color:#1c1b19;font-weight:600} /* Editable AI drafts (e.g. instructor feedback): let the text area fill the card in every style */ [data-ai-style="marginalia"] .ai--block:has(textarea){grid-template-rows:auto 1fr auto;align-content:stretch} .ai--block:has(textarea) .ai-body{display:flex} .ai--block textarea{font:inherit;line-height:inherit}