:root{--surface: #fbfaf7;--panel: #ffffff;--text: #273033;--heading: #101517;--muted: #6e7a7f;--border: #dfe3df;--shadow: 0 18px 45px rgba(37, 45, 41, .1);color:var(--text);background:var(--surface);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;line-height:1.45;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-width:320px}button,input{font:inherit}input{background:#fff;border:1px solid var(--border);border-radius:7px;color:var(--heading);min-height:42px;padding:10px 12px;width:100%}input:focus-visible,button:focus-visible{outline:3px solid rgba(44,110,73,.24);outline-offset:2px}button{background:#2c6e49;border:1px solid #2c6e49;border-radius:7px;color:#fff;cursor:pointer;font-weight:800;min-height:42px;padding:10px 14px}button:disabled{cursor:wait;opacity:.7}h1,p{margin:0}h1{color:var(--heading);font-size:clamp(28px,4vw,42px);letter-spacing:0;line-height:1.05}.eyebrow{color:#9a3f34;font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.login-page{align-items:center;background:linear-gradient(135deg,rgba(19,55,71,.08),transparent 38%),linear-gradient(315deg,rgba(128,41,76,.08),transparent 36%),var(--surface);display:flex;min-height:100svh;padding:24px}.login-panel{background:var(--panel);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow);display:grid;gap:20px;margin:0 auto;max-width:420px;padding:28px;width:100%}.login-panel h1,.workspace-header h1{margin:4px 0 8px}.login-panel label{display:grid;gap:8px;font-size:14px;font-weight:700}.app-shell{display:grid;grid-template-columns:320px minmax(0,1fr);min-height:100svh}.sidebar{background:#f6f7f4;border-right:1px solid var(--border);display:flex;flex-direction:column;gap:12px;min-height:100svh;padding:18px}.brand{align-items:center;display:flex;gap:12px;margin-bottom:8px}.brand-mark{align-items:center;background:#12343b;border-radius:8px;color:#fff;display:inline-flex;font-size:14px;font-weight:800;height:42px;justify-content:center;width:42px}.brand div{display:grid;min-width:0}.brand span:last-child{color:var(--muted);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conversation-list{display:grid;gap:8px;overflow:auto;padding-right:2px}.conversation{background:transparent;border:1px solid transparent;border-radius:7px;color:var(--text);cursor:pointer;display:grid;gap:2px;padding:10px 12px;text-align:left;width:100%}.conversation:hover,.conversation.active{background:#fff;border-color:var(--border)}.conversation span{color:var(--heading);font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conversation small{color:var(--muted)}.secondary-button{margin-top:auto}.workspace{background:var(--surface);min-width:0;padding:26px}.workspace-header{align-items:start;display:flex;gap:18px;justify-content:space-between;margin:0 auto 18px;max-width:980px}.controls{display:grid;gap:12px;margin:0 auto 18px;max-width:980px}.controls input[type=search]{font-size:16px;min-height:48px}.controls select{background:var(--panel);border:1px solid var(--border);border-radius:7px;color:var(--text);font:inherit;min-height:42px;padding:10px 12px}.filter-row{display:flex;flex-wrap:wrap;gap:10px}.toggle{align-items:center;background:var(--panel);border:1px solid var(--border);border-radius:7px;display:inline-flex;font-size:14px;font-weight:700;gap:8px;padding:10px 12px;white-space:nowrap}.toggle input{accent-color:#2c6e49;width:auto}.favorite-button{background:transparent;border:1px solid var(--border);border-radius:7px;color:var(--muted);cursor:pointer;font-size:12px;font-weight:800;min-height:32px;padding:6px 9px;width:fit-content}.favorite-button.active{background:#12343b;border-color:#12343b;color:#fff}.message-list{display:grid;gap:10px;margin:0 auto;max-width:980px}.message-row{background:var(--panel);border:1px solid var(--border);border-radius:8px;display:grid;gap:12px;grid-template-columns:170px minmax(0,1fr);padding:14px}.message-meta{display:grid;gap:4px;height:fit-content}.message-meta strong{color:var(--heading)}.message-meta time,.muted{color:var(--muted)}.message-body{display:grid;gap:10px;min-width:0;white-space:pre-wrap}.message-body p{overflow-wrap:anywhere}.transcript{background:#eef4f1;border-left:3px solid #2c6e49;color:#244138;padding:10px 12px}.reactions{color:var(--muted);font-size:14px}.link-button{background:transparent;border:0;color:#0f5f69;cursor:pointer;font-weight:800;padding:0;text-align:left;width:fit-content}.audio-stack{display:grid;gap:10px}.audio-item{background:#f8faf8;border:1px solid var(--border);border-radius:7px;display:grid;gap:8px;padding:10px}.audio-item audio{width:100%}.empty-state,.app-error,.form-error{background:var(--panel);border:1px solid var(--border);border-radius:8px;margin:0;padding:14px}.app-error,.form-error{background:#fff2f2;border-color:#f0c3c3;color:#8a1f1f}@media (max-width: 820px){.app-shell{grid-template-columns:1fr}.sidebar{border-bottom:1px solid var(--border);border-right:0;min-height:auto}.conversation-list{grid-auto-flow:column;grid-auto-columns:minmax(180px,70%);overflow-x:auto}.workspace{padding:18px}.workspace-header{display:grid}.message-row{grid-template-columns:1fr}}