:root{--cream: #f0eee9;--ink: #496275;--hematite: #756f6a;--muted: #999393;--faint: rgba(153, 147, 147, .75);--card-border: rgba(153, 147, 147, .35);--chip: rgba(153, 147, 147, .18);--sage: #c8e4ca;--gold: #d5cd94;--lilac: #a693ac;--blue: #7ab6d9;--radius: 16px;--serif: "Source Serif 4", Georgia, serif;--sans: "Inter", "Helvetica Neue", Arial, sans-serif;--shadow: 0 1px 2px rgba(73, 98, 117, .04), 0 8px 24px rgba(73, 98, 117, .06)}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{min-height:100%}body{font-family:var(--sans);background:var(--cream);color:var(--ink);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}h1,h2,h3{font-family:var(--serif);line-height:1.2}a{color:inherit}button{font-family:inherit}.shell{min-height:100vh;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:20;background:#f0eee9eb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid 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var(--ink)}.btn.subtle{background:var(--chip);color:var(--ink)}.btn.danger{background:transparent;color:var(--hematite);border:1px solid var(--card-border)}.btn:disabled{opacity:.5;cursor:default}.field{margin-bottom:14px}.field label{display:block;font-size:.8rem;font-weight:600;color:var(--hematite);margin-bottom:5px}.field input,.field textarea{width:100%;border:1px solid var(--card-border);border-radius:10px;background:#fff;padding:10px 12px;font:inherit;color:var(--ink)}.field input:focus,.field textarea:focus{outline:2px solid var(--blue);border-color:transparent}.field .hint{font-size:.78rem;color:var(--muted);margin-top:4px}textarea.editor{min-height:420px;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:.88rem;line-height:1.6;resize:vertical}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:100%;max-width:360px;text-align:center;padding:34px 28px}.login-card h1{font-size:1.5rem;margin-bottom:4px}.login-card p{color:var(--hematite);margin-bottom:20px;font-size:.92rem}.editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}@media (max-width: 900px){.editor-grid{grid-template-columns:1fr}}.preview-frame{width:100%;height:640px;border:1px solid var(--card-border);border-radius:var(--radius);background:#fff}.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:18px 0}.notice{border-radius:12px;padding:12px 16px;font-size:.9rem;margin-bottom:16px;background:var(--sage)}.notice.error{background:var(--gold)}.muted{color:var(--muted)}.spin{color:var(--muted);font-size:.9rem;padding:30px 0;text-align:center}.list-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 2px;border-bottom:1px solid rgba(153,147,147,.16)}.list-row:last-child{border-bottom:none}.list-row .title{font-weight:600}.list-row .meta{font-size:.8rem;color:var(--muted)}.row-actions{display:flex;gap:8px;flex-shrink:0}.row-actions .btn{padding:7px 14px;font-size:.82rem}