:root{--brand:#c8102e;--brand2:#e63946;--brand-dark:#8a0a1f;--ok:#047857;--warn:#d97706;--bad:#7f1d1d;--bg:#ffffff;--ink:#1f2937;--muted:#64748b;--line:#f1d4d8;--tint:#fff5f5}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}.shell{display:grid;grid-template-columns:232px 1fr;min-height:100vh}.nav{background:var(--brand-dark);color:#fde8ea;padding:20px 14px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:2px}.nav .brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;padding:0 6px}.nav .brand .logo{width:40px;height:40px;border-radius:10px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden;border:2px solid #fff;box-shadow:0 2px 6px #00000026}.nav .brand .logo img{width:100%;height:100%;object-fit:contain;padding:3px}.nav .brand .t{font-weight:700;color:#fff;font-size:14px;line-height:1.2}.nav .brand .s{font-size:11px;color:#f7c8cd}.nav .group{font-size:10px;text-transform:uppercase;letter-spacing:.8px;color:#f0a8af;margin:14px 8px 6px}.nav a.navi{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:7px;color:#fde8ea;text-decoration:none;font-size:13px;cursor:pointer;transition:.15s}.nav a.navi:hover{background:#a40e27;color:#fff}.nav a.navi.active{background:#fff;color:var(--brand);font-weight:700}.nav a.navi .ic{width:18px;text-align:center;font-size:14px}.nav .spacer{flex:1}.nav .foot{font-size:11px;color:#f0a8af;padding:10px 8px;border-top:1px solid #a40e27;margin-top:10px}.main{padding:24px 28px 160px;max-width:1000px;margin:0 auto;width:100%;background:#fff}.chat{position:fixed;bottom:0;left:232px;right:0;background:#fff;border-top:2px solid var(--brand);box-shadow:0 -4px 14px #c8102e1a;transition:height .2s ease;z-index:50;display:flex;flex-direction:column}.chat.collapsed{height:auto}.chat.expanded{height:400px;max-height:70vh}.chat .head{height:48px;display:flex;align-items:center;padding:0 16px;gap:10px;cursor:pointer;border-bottom:1px solid var(--line);flex-shrink:0}.chat .head .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 6px var(--ok)}.chat .head .title{font-weight:700;color:var(--brand);font-size:13px}.chat .head .sub2{color:var(--muted);font-size:11.5px}.chat .head .chev{margin-left:auto;color:var(--brand);font-size:18px;font-weight:700}.chat .body{flex:1;overflow-y:auto;padding:14px 16px;display:flex;flex-direction:column;gap:10px;background:snow}.chat .msg{max-width:80%;padding:8px 12px;border-radius:10px;font-size:13px;line-height:1.45}.chat .msg.bot{background:var(--tint);color:#4a0a13;border:1px solid #fbcfd4;align-self:flex-start}.chat .msg.me{background:var(--brand);color:#fff;align-self:flex-end}.chat .msg.bot b{color:var(--brand-dark)}.chat .quick{display:flex;gap:6px;flex-wrap:wrap;padding:0 16px 8px}.chat .qbtn{background:#fff;border:1px solid var(--line);color:var(--brand);padding:6px 10px;border-radius:14px;font-size:12px;cursor:pointer}.chat .qbtn:hover{background:var(--tint);border-color:var(--brand2)}.chat .input{display:flex;gap:8px;padding:10px 16px;border-top:1px solid var(--line);background:#fff}.chat .input input{flex:1;padding:9px 12px;border:1px solid var(--line);border-radius:20px;font-size:13px;font-family:inherit}.chat .input input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px #c8102e26}.chat .input .send{background:var(--brand);color:#fff;border:none;border-radius:20px;padding:0 16px;font-weight:600;font-size:13px;cursor:pointer}.chat .input .send:hover{background:var(--brand-dark)}.chat .body.hidden,.chat .quick.hidden,.chat .input.hidden{display:none}@media (max-width:800px){.shell{grid-template-columns:60px 1fr}.nav .brand .t,.nav .brand .s,.nav a.navi span:not(.ic),.nav .group,.nav .foot{display:none}.chat{left:60px}}.app{padding:0}header{display:flex;align-items:center;gap:12px;margin-bottom:18px}.logo{width:44px;height:44px;border-radius:10px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:0 2px 6px #c8102e1f}.logo img{width:100%;height:100%;object-fit:contain;padding:3px}h1{font-size:18px;margin:0;color:var(--brand)}.sub{color:var(--muted);font-size:12px}.progress{display:flex;gap:6px;margin:14px 0 22px}.pdot{flex:1;height:6px;border-radius:4px;background:#f0d7db}.pdot.active{background:var(--brand)}.pdot.done{background:var(--brand2)}.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 24px;box-shadow:0 2px 10px #c8102e0f}.agent{display:flex;gap:10px;margin-bottom:16px}.av{width:28px;height:28px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;flex-shrink:0}.bubble{background:var(--tint);border:1px solid #fbcfd4;padding:10px 14px;border-radius:10px;font-size:14px;line-height:1.5;max-width:680px;color:#4a0a13}label{display:block;font-size:13px;font-weight:600;margin:14px 0 6px;color:var(--brand)}label .req{color:var(--bad);font-weight:700}input[type=text],input[type=email],input[type=date],textarea,select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;background:#fff}textarea{min-height:80px;resize:vertical}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.options{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:8px}.opt{border:1.5px solid var(--line);background:#fff;border-radius:10px;padding:12px 14px;text-align:left;cursor:pointer;font-size:13px;transition:all .15s}.opt:hover{border-color:var(--brand2);background:var(--tint)}.opt.sel{border-color:var(--brand);background:#ffe3e6;color:var(--brand);font-weight:600}.opt .hint{display:block;font-size:11.5px;color:var(--muted);margin-top:4px;font-weight:400}.row{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}.btn{padding:10px 20px;border-radius:8px;font-size:14px;font-weight:600;border:none;cursor:pointer}.btn.primary{background:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand-dark)}.btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--line)}.btn:disabled{opacity:.45;cursor:not-allowed}.result{border-radius:12px;padding:18px 20px;margin-top:16px;font-size:14px;line-height:1.55}.result.special{background:#ecfdf5;border:1px solid #a7f3d0}.result.supplemental{background:#fffbeb;border:1px solid #fde68a}.result.notcred{background:#fef2f2;border:1px solid #fecaca}.result h2{margin:0 0 6px;font-size:16px}.result.special h2{color:var(--ok)}.result.supplemental h2{color:var(--warn)}.result.notcred h2{color:var(--bad)}.cite{background:var(--tint);padding:8px 10px;border-radius:6px;font-size:12px;color:#6a1420;margin-top:10px;border-left:3px solid var(--brand)}.letter{background:#fafafa;border:1px dashed #cbd5e1;padding:16px;border-radius:10px;font-size:13px;white-space:pre-wrap;font-family:ui-monospace,Consolas,Monaco,monospace;line-height:1.5;margin-top:10px}.summary{background:var(--tint);border-radius:8px;padding:12px 14px;font-size:12.5px;margin-top:10px;border:1px solid var(--line)}.summary b{color:var(--brand)}.badge{display:inline-block;font-size:11px;background:#ffe3e6;color:var(--brand);padding:2px 8px;border-radius:10px;font-weight:600;margin-left:6px}.field-pre{background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:13px;margin-bottom:8px}.field-pre .fl{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;font-weight:600;margin-bottom:2px}.field-pre .fv{color:var(--ink);white-space:pre-wrap}.banner{background:#fff1f2;border:1px solid #fbcfd4;color:#8a0a1f;padding:10px 14px;border-radius:8px;font-size:12.5px;margin-bottom:12px}.hidden{display:none}.copybtn{float:right;background:#ffe3e6;color:var(--brand);border:none;padding:3px 8px;font-size:11px;border-radius:6px;cursor:pointer;font-weight:600}.copybtn:hover{background:#fbcfd4}.more-toggle{color:var(--brand2);font-size:13px;font-weight:600;cursor:pointer;margin:16px 0 6px;-webkit-user-select:none;user-select:none;padding:8px 0;border-top:1px dashed var(--line)}.more-toggle:hover{color:var(--brand)}.help{font-size:12px;color:var(--muted);margin-top:10px;font-style:italic}.err-field{border-color:var(--bad)!important;background:#fef2f2!important}.err-msg{color:var(--bad);font-size:12px;margin-top:4px;font-weight:600}.section-hdr{font-size:13px;font-weight:700;color:var(--brand);margin:20px 0 8px;padding-bottom:4px;border-bottom:1px solid var(--line)}