:root{color-scheme:light;font-family:Inter,Lato,Arial,sans-serif;color:#34261f;background:#f4ece0;--cream: #f4ece0;--terracotta: #a8512e;--gold: #c99a3d;--olive: #6b7a4a;--brown: #4a2e20;--taupe: #a78b6f;--surface: #fffaf2;--line: #dfd2c1}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button,input,textarea{font:inherit}button{border:1px solid var(--line);background:#fffaf2;color:var(--brown);border-radius:7px;min-height:38px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}input,textarea{border:1px solid var(--line);border-radius:7px;background:#fffdf8;color:var(--brown);outline:none}input:focus,textarea:focus{border-color:var(--gold);box-shadow:0 0 0 3px #c99a3d2e}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top,#fff9ef 0,var(--cream) 45%,#eadcca 100%)}.login-panel{width:min(420px,100%);display:grid;gap:16px;padding:32px;border:1px solid var(--line);border-radius:8px;background:#fffaf2e6}.brand-mark{width:54px;height:54px;border:1px solid var(--gold);border-radius:50%;display:grid;place-items:center;color:var(--terracotta);font-family:Georgia,serif;letter-spacing:0}.login-panel h1,.sidebar-header h1,.chat-header h2,.draft-panel h2{margin:0;font-family:Georgia,Times New Roman,serif;letter-spacing:0;color:var(--terracotta)}.login-panel p{margin:0 0 8px;color:#6e5a4a}.login-panel label{display:grid;gap:6px;font-size:13px;color:#695547}.login-panel input{min-height:42px;padding:0 12px}.primary-button{background:var(--terracotta);color:#fffaf2;border-color:var(--terracotta)}.form-error,.session-error{color:#9b2d20;font-size:13px}.app-shell{height:100vh;display:grid;grid-template-columns:minmax(280px,360px) minmax(0,1fr) minmax(290px,360px);background:var(--cream)}.sidebar,.draft-panel{border-right:1px solid var(--line);background:#f8f0e5;min-width:0}.draft-heading{display:grid;gap:12px}.draft-tabs{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;border:1px solid var(--line);border-radius:7px;background:#eee7dc}.draft-tabs button{min-height:34px;border:0;background:transparent}.draft-tabs button.active{background:#fffdf8;color:var(--terracotta);box-shadow:0 1px 3px #4a2e201f}.draft-panel{border-right:0;border-left:1px solid var(--line);padding:18px;overflow:auto}.sidebar-header{height:76px;padding:14px 16px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.eyebrow{display:block;color:var(--olive);font-size:11px;text-transform:uppercase;letter-spacing:.08em}.icon-button{width:38px;padding:0}.session-panel{padding:14px;border-bottom:1px solid var(--line);display:grid;gap:12px}.session-row{display:flex;justify-content:space-between;gap:12px;align-items:center}.session-row strong,.session-row span{display:block}.session-row span{margin-top:3px;font-size:12px;color:#756254}.status-dot{width:10px;height:10px;border-radius:50%;background:#9e9184;flex:0 0 auto}.status-dot.connected,.job-status.succeeded{background:var(--olive)}.status-dot.qr_code,.status-dot.authenticated,.job-status.running,.job-status.queued{background:var(--gold)}.status-dot.error,.job-status.failed{background:#a33b2b}.qr-box{display:grid;place-items:center;padding:12px;background:#fffdf8;border:1px solid var(--line);border-radius:8px}.session-actions{display:grid;grid-template-columns:1fr 1fr 42px;gap:8px}.conversation-list{overflow:auto;height:calc(100vh - 244px)}.conversation{width:100%;min-height:70px;border:0;border-bottom:1px solid var(--line);border-radius:0;background:transparent;justify-content:flex-start;padding:10px 14px;text-align:left}.conversation.active{background:#fff7ec;box-shadow:inset 3px 0 0 var(--terracotta)}.avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#e8dac9;color:var(--terracotta);font-family:Georgia,serif;flex:0 0 auto}.conversation-main{min-width:0;display:grid;gap:4px}.conversation-main strong,.conversation-main small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conversation-main small,.muted{color:#776356}.chat-pane{min-width:0;display:grid;grid-template-rows:76px minmax(0,1fr) 68px}.chat-header{display:flex;gap:12px;align-items:center;padding:12px 18px;border-bottom:1px solid var(--line);background:#fff9ef}.chat-header span{font-size:12px;color:#776356;word-break:break-all}.messages{overflow:auto;padding:20px;display:flex;flex-direction:column;gap:10px;background:linear-gradient(180deg,#f4ece0,#f7efe4)}.message{max-width:min(680px,78%);padding:10px;border:1px solid var(--line);border-radius:8px;background:#fffdf8;align-self:flex-start}.message.outbound{align-self:flex-end;background:#eef0e5}.message p{margin:8px 0 0;white-space:pre-wrap;overflow-wrap:anywhere}.message footer{display:flex;gap:8px;justify-content:flex-end;align-items:center;margin-top:8px;color:#806c5d;font-size:11px}.message footer button{min-height:28px;padding:0 8px;font-size:12px}.message-image{width:min(420px,100%);max-height:420px;object-fit:cover;border-radius:6px;display:block}.composer{display:grid;grid-template-columns:minmax(0,1fr) 44px;gap:10px;padding:12px;border-top:1px solid var(--line);background:#fff9ef}.composer input{padding:0 14px}.send-button{padding:0;background:var(--olive);border-color:var(--olive);color:#fff}.empty-state{grid-row:1 / -1;display:grid;place-items:center;align-content:center;gap:14px;color:#7e6a5b}.draft-panel{display:grid;align-content:start;gap:14px}.job-status{width:max-content;padding:5px 10px;border-radius:999px;color:#fff;font-size:12px}.draft-image{width:100%;border-radius:8px;border:1px solid var(--line)}.draft-panel textarea{min-height:300px;resize:vertical;padding:12px;line-height:1.45}.draft-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.colorimetry-history{display:grid;gap:8px}.history-item{width:100%;min-height:76px;padding:8px;justify-content:flex-start;text-align:left;background:#fffdf8}.history-item img{width:58px;height:58px;border-radius:6px;object-fit:cover;flex:0 0 auto}.history-item span{min-width:0;display:grid;gap:3px}.history-item strong,.history-item small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.history-item small{color:#776356;font-size:11px}@media(max-width:1080px){.app-shell{grid-template-columns:320px minmax(0,1fr)}.draft-panel{position:fixed;right:12px;bottom:12px;width:min(360px,calc(100vw - 24px));max-height:70vh;border:1px solid var(--line);border-radius:8px;box-shadow:0 16px 40px #4a2e2029}}@media(max-width:760px){.app-shell{height:auto;min-height:100vh;grid-template-columns:1fr}.sidebar,.chat-pane{min-height:420px}.conversation-list{height:240px}.message{max-width:92%}}