:root{--brand-25: #f4f6fb;--brand-50: #e6eaf2;--brand-100: #c8d2e0;--brand-500: #3a4f70;--brand-600: #2e4268;--brand-700: #253a5e;--brand-900: #1b2a4a;--gray-25: #fcfcfd;--gray-50: #f9fafb;--gray-100: #f2f4f7;--gray-200: #e4e7ec;--gray-300: #d0d5dd;--gray-500: #667085;--gray-600: #475467;--gray-700: #344054;--gray-800: #1d2939;--gray-900: #101828;--success-50: #ecfdf3;--success-700: #027a48;--warning-50: #fffaeb;--warning-700: #b54708;--error-50: #fef3f2;--error-600: #d92d20;--error-700: #b42318;--radius: 10px;--shadow: 0 1px 3px rgba(16, 24, 40, .1), 0 1px 2px rgba(16, 24, 40, .06);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--gray-800);background:var(--gray-50);line-height:1.5;-webkit-text-size-adjust:100%}*{box-sizing:border-box}body{margin:0;min-height:100vh}a{color:var(--brand-700)}:focus-visible{outline:3px solid var(--brand-500);outline-offset:2px}.skip-link{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 12px;border-radius:var(--radius);z-index:10}.skip-link:focus{left:8px}.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.topbar{display:flex;align-items:center;gap:16px;padding:12px 20px;background:var(--brand-900);color:#fff}.topbar h1{font-size:1.05rem;font-weight:600;margin:0;letter-spacing:.01em}.topbar nav{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap}.topbar nav a{color:var(--brand-50);text-decoration:none;padding:6px 10px;border-radius:8px;font-size:.925rem}.topbar nav a[aria-current=page],.topbar nav a:hover{background:var(--brand-700);color:#fff}.status-pill{font-size:.75rem;padding:2px 8px;border-radius:999px;background:var(--brand-700);color:var(--brand-50);white-space:nowrap}.status-pill[data-state=connected]{background:#0e6b3f;color:#fff}main{max-width:880px;margin:0 auto;padding:24px 16px 48px}.page-title{font-size:1.25rem;font-weight:600;color:var(--gray-900);margin:0 0 4px}.page-sub{margin:0 0 20px;color:var(--gray-600);font-size:.925rem}.card{background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:16px}.card h2{font-size:1rem;margin:0 0 12px;color:var(--gray-900)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;font:inherit;font-size:.925rem;font-weight:500;padding:9px 16px;border-radius:8px;border:1px solid var(--brand-900);background:var(--brand-900);color:#fff;cursor:pointer}.btn:hover{background:var(--brand-700)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.secondary{background:#fff;color:var(--gray-700);border-color:var(--gray-300)}.btn.secondary:hover{background:var(--gray-50)}.btn.danger{background:#fff;color:var(--error-700);border-color:var(--error-600)}.choice{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--gray-300);border-radius:var(--radius);padding:14px;margin-bottom:10px;cursor:pointer;background:#fff}.choice:has(input:checked){border-color:var(--brand-600);background:var(--brand-25)}.choice input{margin-top:4px;accent-color:var(--brand-900)}.choice strong{display:block;color:var(--gray-900)}.choice span{color:var(--gray-600);font-size:.9rem}.note{border-radius:var(--radius);padding:12px 14px;font-size:.9rem;background:var(--brand-25);border:1px solid var(--brand-100);color:var(--gray-700);margin:12px 0}.note.warn{background:var(--warning-50);border-color:#fedf89;color:var(--warning-700)}.note.error{background:var(--error-50);border-color:#fecdca;color:var(--error-700)}.note.ok{background:var(--success-50);border-color:#a6f4c5;color:var(--success-700)}.conv-list{list-style:none;margin:0;padding:0}.conv-list li+li{border-top:1px solid var(--gray-100)}.conv-link{display:flex;gap:12px;align-items:center;padding:14px 4px;text-decoration:none;color:inherit}.conv-link:hover{background:var(--gray-25)}.conv-icon{flex:none;width:38px;height:38px;border-radius:50%;background:var(--brand-50);color:var(--brand-900);display:grid;place-items:center;font-weight:600;font-size:.8rem}.conv-main{flex:1;min-width:0}.conv-title{font-weight:600;color:var(--gray-900)}.conv-preview{color:var(--gray-600);font-size:.875rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.badge{display:inline-block;font-size:.72rem;font-weight:600;padding:1px 8px;border-radius:999px;background:var(--gray-100);color:var(--gray-700);margin-left:6px;vertical-align:middle}.badge.unread{background:var(--brand-900);color:#fff}.badge.warn{background:var(--warning-50);color:var(--warning-700)}.thread{display:flex;flex-direction:column;gap:8px;min-height:240px;max-height:calc(100vh - 330px);overflow-y:auto;padding:4px}.msg{max-width:78%;padding:8px 12px;border-radius:14px;background:var(--gray-100);color:var(--gray-900);align-self:flex-start;white-space:pre-wrap;overflow-wrap:anywhere}.msg.mine{align-self:flex-end;background:var(--brand-900);color:#fff}.msg .meta{display:block;font-size:.72rem;opacity:.8;margin-top:2px}.msg.placeholder{font-style:italic;background:var(--gray-50);border:1px dashed var(--gray-300);color:var(--gray-600)}.sys{align-self:center;text-align:center;font-size:.8rem;color:var(--gray-600);max-width:90%}.composer{display:flex;gap:8px;align-items:flex-end;margin-top:12px}.composer textarea{flex:1;resize:vertical;min-height:44px;max-height:180px;font:inherit;padding:10px 12px;border-radius:8px;border:1px solid var(--gray-300);background:#fff;color:var(--gray-900)}.rows{list-style:none;margin:0;padding:0}.rows li{display:flex;align-items:center;gap:12px;padding:12px 0;border-top:1px solid var(--gray-100)}.rows li:first-child{border-top:0}.rows .grow{flex:1;min-width:0}.muted{color:var(--gray-600);font-size:.875rem}.toggle{display:flex;align-items:center;gap:10px}.center-screen{min-height:100vh;display:grid;place-items:center;padding:24px 16px}.signin{width:100%;max-width:480px}.brand-mark{display:flex;align-items:center;gap:10px;margin-bottom:16px}.brand-mark img{width:40px;height:40px}.flush{margin:0}fieldset.plain{border:0;padding:0;margin:0}.legend{font-size:1rem;font-weight:600;color:var(--gray-900);margin-bottom:12px;padding:0}.toggle.spread{justify-content:space-between}.dialog{border:1px solid var(--gray-200);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;width:min(520px,calc(100vw - 32px));color:var(--gray-900)}.dialog::backdrop{background:#10182873}.dialog h2{font-size:1.1rem;margin:0 0 8px}.field{display:flex;flex-direction:column;gap:6px;margin:12px 0;border:0;padding:0;font-size:.925rem}.field legend{margin-bottom:6px}.field select,.field input,.field textarea{font:inherit;padding:9px 12px;border-radius:8px;border:1px solid var(--gray-300);background:#fff;color:var(--gray-900)}.radio{display:flex;gap:8px;align-items:center}.radio input{accent-color:var(--brand-900)}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:12px}.conv-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:8px}a.btn{text-decoration:none;display:inline-flex;align-items:center}.picker-list{max-height:360px;overflow-y:auto}.picker-list li{align-items:center}.choice-inline input{width:20px;height:20px;accent-color:var(--brand-900)}.chips{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}.card h3{margin:0 0 8px;font-size:1rem}