*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Helvetica,Arial,sans-serif;background:#0f1115;color:#e6e9ef}a{color:#8ab4f8}.container{max-width:1000px;margin:0 auto;padding:20px}.card{background:#141823;border:1px solid #1e2433;border-radius:12px;padding:16px;margin:10px 0}.input{width:100%;padding:10px;border-radius:8px;border:1px solid #343a4d;background:#0f121a}.btn,.input{color:#e6e9ef}.btn{background:#222736;border:1px solid #2a2f3b;padding:8px 12px;border-radius:10px;cursor:pointer}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:12px;gap:12px}.tag{border:1px solid #2a3147;border-radius:6px;padding:4px 6px;font-size:12px}.tag,hr{background:#202436}hr{border:0;height:1px;margin:14px 0}h1,h2,h3{margin:6px 0 10px}small{color:#9aa4b2}.preview{max-height:9.5rem;overflow:hidden;position:relative}.preview:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3rem;background:linear-gradient(180deg,rgba(17,17,20,0),rgba(17,17,20,.85));pointer-events:none}.preview.open{max-height:none}.preview.open:after{display:none}.btn.btn-active{outline:2px solid #6ea8fe33}.modal-backdrop{background:rgba(0,0,0,.55)}.modal{width:min(720px,92vw);border:1px solid #1e2230;border-radius:14px}.card .preview{max-height:10.5rem;overflow:hidden;position:relative;-webkit-mask-image:linear-gradient(180deg,#000 70%,transparent);mask-image:linear-gradient(180deg,#000 70%,transparent)}.card .preview.open{max-height:none;-webkit-mask-image:none;mask-image:none}.modal-backdrop{position:fixed;inset:0;background:rgba(10,10,20,.5);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:grid;place-items:center;padding:24px;z-index:50}.modal{width:min(860px,92vw);background:#0f1115;color:#e8e9ee;border:1px solid #20232d;border-radius:16px;box-shadow:0 10px 40px rgba(0,0,0,.45);padding:18px}.stack>*+*{margin-top:10px}.tiptap{min-height:160px;padding:12px 14px;border-radius:12px;border:1px solid #20232d;background:#0b0d12;line-height:1.55;outline:none}.tiptap p{margin:0 0 8px}.tiptap h2{font-size:1.25rem;margin:12px 0 6px}.tiptap h3{font-size:1.1rem;margin:10px 0 4px}.tiptap ul{padding-left:1.2rem;list-style:disc}.tiptap ol{padding-left:1.2rem;list-style:decimal}.tiptap a{color:#7ab6ff;text-decoration:underline}.rtx{border-radius:14px;overflow:hidden;border:1px solid #20232d;background:#0b0d12}.rtx .rtx-toolbar{display:flex;align-items:center;gap:6px;padding:8px;border-bottom:1px solid #20232d;background:#0f1115}.rtx .rtx-toolbar.compact{padding:6px;gap:4px}.rtx .rtx-toolbar .sep{width:1px;height:18px;background:#2a2e3a}.rtx .rtx-toolbar .grow{flex:1 1}.rtx .rtx-toolbar .count{opacity:.7;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:12px}.rtx .rtx-toolbar button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid #2a2e3a;background:#141821;color:#cfd3e1;padding:6px 8px;border-radius:10px;cursor:pointer;font-size:13px}.rtx .rtx-toolbar button.on{background:#1f2430;border-color:#3a4252}.rtx .tiptap{border:none;border-radius:0 0 14px 14px}.tiptap h2{font-size:1.35rem;font-weight:700;margin:.6rem 0}.tiptap h3{font-size:1.15rem;font-weight:700;margin:.5rem 0}.tiptap h4{font-size:1.05rem;font-weight:700;margin:.4rem 0}.tiptap blockquote{border-left:3px solid hsla(0,0%,100%,.2);margin:.5rem 0;padding:.25rem .75rem;font-style:italic}.tiptap pre{background:hsla(0,0%,100%,.06);padding:8px 10px;border-radius:6px;overflow:auto}.rtx-toolbar{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:8px}.rtx-toolbar.compact{gap:4px}.rtx-toolbar .sep{width:1px;height:22px;background:hsla(0,0%,100%,.15);margin:0 6px}.rtx-toolbar .grow{flex:1 1}.rtx-toolbar button{background:hsla(0,0%,100%,.06);border:1px solid hsla(0,0%,100%,.12);padding:4px 10px;border-radius:8px;font-size:12px}.rtx-toolbar button.on{background:rgba(99,102,241,.2);border-color:rgba(99,102,241,.45)}