*{box-sizing:border-box}:root{--bg:#f7f8fa;--panel:#fff;--panel-2:#f1f3f7;--border:#e3e6ec;--text:#1a1d24;--muted:#6b7280;--accent:#4f46e5;--accent-hover:#4338ca;--danger:#dc2626;--success:#059669;--radius:10px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}html,body,#root{background:var(--bg);min-height:100vh;color:var(--text);margin:0;padding:0}body{font-size:14px;line-height:1.5}button{font:inherit;cursor:pointer}a{color:var(--accent-hover);text-decoration:none}a:hover{text-decoration:underline}.app-shell{max-width:1080px;margin:0 auto;padding:32px 24px 80px}.app-header{justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:28px;display:flex}.app-title{letter-spacing:-.01em;margin:0;font-size:22px;font-weight:700}.app-subtitle{color:var(--muted);margin:4px 0 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var(--border);z-index:9999;color:var(--text);background:#fffffff2;justify-content:space-between;align-items:center;padding:10px 20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;display:flex;position:fixed;top:0;left:0;right:0;box-shadow:0 1px 3px #0f172a0d}.preview-toolbar .filename{text-overflow:ellipsis;white-space:nowrap;max-width:40vw;font-size:14px;font-weight:500;overflow:hidden}.preview-toolbar .toolbar-actions{align-items:center;gap:10px;display:flex}.preview-content{margin-top:52px}.preview-content [data-editable=true]{outline-offset:2px;cursor:text;border-radius:2px;outline:1px dashed #0000;transition:outline-color .15s}body.htmlive-edit-mode .preview-content [data-editable=true]:hover{outline-color:#4f46e580}.preview-content [data-editable=true]:focus{outline:2px solid var(--accent);outline-offset:2px;background:#4f46e514}.spinner{border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:14px;height:14px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}