:root{--bg:#fafaf9;--bg-elev:#fff;--ink:#1a1a1a;--ink-3:#6b7280;--ink-4:#9ca3af;--line:#e5e7eb;--accent:#3a4ec9;--accent-ink:#fff;--warn:#b45309;--warn-bg:#fffbeb;--err:#b91c1c;--err-bg:#fef2f2;--radius:8px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.45}.app{flex-direction:column;min-height:100vh;display:flex}.topbar{border-bottom:1px solid var(--line);background:var(--bg-elev);z-index:5;padding:14px 28px;position:sticky;top:0}.brand h1{margin:0;font-size:14px;font-weight:600}.brand p{color:var(--ink-3);margin:1px 0 0;font-size:12.5px}.grid{flex:1;grid-template-columns:minmax(320px,1fr) minmax(320px,1fr);width:100%;max-width:1320px;margin:0 auto;display:grid}@media (width<=900px){.grid{grid-template-columns:1fr}}.col{border-right:1px solid var(--line);padding:24px 28px}.col:last-child{border-right:none}@media (width<=900px){.col{border-right:none;border-bottom:1px solid var(--line);padding:20px 20px 24px}.col:last-child{border-bottom:none}}.col-head{justify-content:space-between;align-items:baseline;margin-bottom:12px;display:flex}.col-title{text-transform:uppercase;letter-spacing:.04em;color:var(--ink-3);margin:0;font-size:13px;font-weight:600}.col-meta{color:var(--ink-3);font-size:12px}.textarea{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-elev);resize:vertical;width:100%;padding:12px;font-family:inherit;font-size:14px;line-height:1.5}.textarea-compact{min-height:120px}.textarea:focus{outline:2px solid var(--accent);outline-offset:-1px}.textarea:disabled{opacity:.65;background:#f9fafb}.input{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-elev);width:100%;padding:8px 10px;font-family:inherit;font-size:14px}.input:focus{outline:2px solid 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var(--line);border-radius:var(--radius);background:var(--bg-elev);color:var(--ink);cursor:pointer;padding:8px 14px;font-size:14px}.btn-secondary:disabled{opacity:.55;cursor:not-allowed}.btn-small{flex-shrink:0;padding:8px 12px}.inline-error{color:var(--err);margin:8px 0 0;font-size:13px}.placeholder{border:1px dashed var(--line);border-radius:var(--radius);color:var(--ink-3);text-align:center;background:var(--bg-elev);padding:28px 20px}.placeholder-title{color:var(--ink);margin:0 0 8px;font-size:14px;font-weight:600}.placeholder-text{margin:0;max-width:360px;margin-inline:auto;font-size:13px;line-height:1.5}.preview-panel{margin-top:0}.preview-loading{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-elev);padding:24px 20px}.loading-title{margin:0 0 12px;font-size:14px;font-weight:600}.loading-steps{color:var(--ink-3);margin:0;padding-left:20px;font-size:13px;line-height:1.7}.loading-steps li.done{color:var(--ink-3)}.loading-steps li.active{color:var(--accent);font-weight:500}.preview-error{border-radius:var(--radius);border:1px solid color-mix(in srgb, var(--err) 35%, var(--line));background:var(--err-bg);margin-bottom:16px;padding:16px 18px}.error-title{color:var(--err);margin:0 0 6px;font-size:14px;font-weight:600}.error-body{color:var(--ink);margin:0 0 10px;font-size:14px}.error-hint{color:var(--ink-3);margin:0;font-size:12px;line-height:1.45}.preview-draft{padding:0}.warnings{border:1px solid var(--line);border-radius:var(--radius);background:#f8fafc;margin:0 0 14px;padding:12px 14px;font-size:13px;list-style:none}.warning-item{margin-bottom:8px;padding-left:0;line-height:1.45}.warning-item:last-child{margin-bottom:0}.warning-code{text-transform:uppercase;letter-spacing:.04em;color:var(--ink-3);margin-right:8px;font-size:11px;font-weight:600;display:inline-block}.banner{border-radius:var(--radius);margin:0 0 14px;padding:10px 12px;font-size:13px;line-height:1.45}.banner-warn{background:var(--warn-bg);border:1px solid color-mix(in srgb, var(--warn) 28%, var(--line));color:var(--warn)}.helpers{margin-bottom:14px}.fields{border-top:1px solid var(--line);padding-top:14px}.guest-row{align-items:center;gap:8px;display:flex}.guest-row-error .guest-input{border-color:color-mix(in srgb, var(--err) 45%, var(--line));background:color-mix(in srgb, var(--err-bg) 55%, white)}.guest-input{flex:1;min-width:0}.chips{flex-wrap:wrap;gap:6px;margin-top:10px;display:flex}.chip{border:1px solid var(--line);background:#f3f4f6;border-radius:999px;align-items:center;gap:4px;max-width:100%;padding:4px 6px 4px 10px;font-size:12px;display:inline-flex}.chip-text{text-overflow:ellipsis;white-space:nowrap;max-width:220px;overflow:hidden}.chip-remove{cursor:pointer;color:var(--ink-3);background:0 0;border:none;padding:0 4px;font-size:16px;line-height:1}.chip-remove:hover{color:var(--ink)}.notes-preview{color:var(--ink-3);flex-direction:column;gap:6px;margin:10px 0 0;padding:0;font-size:12px;list-style:none;display:flex}.notes-preview li{align-items:baseline;gap:8px;display:flex}.notes-preview .bullet{color:var(--ink-4);flex-shrink:0}.calendar-action{border-top:1px solid var(--line);margin-top:20px;padding-top:16px}.calendar-note{max-width:420px;margin-top:8px}