*{box-sizing:border-box} :root{font:16px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#e6edf4;background:#0c1118;--muted:#94a3b5;--border:#26313e;--accent:#9beaaf}body{margin:0}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{min-height:44px;padding:10px 19px;border:0;border-radius:9px;background:var(--accent);color:#122719;font-weight:650;cursor:pointer}button:disabled{opacity:.4;cursor:default}button.quiet{color:var(--muted);background:transparent}button.secondary{background:#283747;color:#e6edf4}input,textarea,select{width:100%;padding:12px;color:inherit;background:#0c131d;border:1px solid #354355;border-radius:9px;outline:none}textarea{resize:vertical;min-height:92px;max-height:260px}input:focus,textarea:focus,select:focus{border-color:var(--accent)}label{display:block;margin:12px 0 6px;font-size:.875rem;color:#c0ccda}:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.top{height:70px;padding:0 30px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);background:#111821}.brand{display:flex;align-items:center;gap:7px;font-size:17px}.brand b{font-weight:500;color:#a6b6c7}.brand small{font-size:10px;background:#28333e;padding:2px 5px;border-radius:4px}.mark{display:inline-grid;place-items:center;margin-right:6px;background:var(--accent);color:#16271b;width:28px;height:28px;border-radius:7px;font-weight:800}.eyebrow{font-size:10px;letter-spacing:1.8px;color:var(--muted);font-weight:600}.layout{display:grid;grid-template-columns:230px minmax(0,1fr);max-width:1440px;margin:auto}aside{padding:30px 20px;border-right:1px solid var(--border);min-height:calc(100dvh - 70px)}.roles{display:flex;flex-direction:column;gap:7px;margin-top:16px}.roles a{min-height:48px;padding:12px 15px;border-radius:8px;color:#b2c0d0;display:flex;align-items:center;gap:12px}.roles a.selected{background:#1d322c;color:#bcf4cb}.role-dot{width:7px;height:7px;background:#586879;border-radius:50%}.selected .role-dot{background:var(--accent)}.aside-note{font-size:12px;line-height:1.8;color:#8394a8;margin-top:32px}.admin-link{display:block;font-size:12px;color:#a6b6c7;margin-top:24px}.workspace{width:100%;max-width:960px;padding:27px 36px 35px;margin:auto}.chat-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}h1{font-size:28px;line-height:1.2;font-weight:600;margin:6px 0 0}h2{font-size:20px;font-weight:500}.muted{color:var(--muted);font-size:12px}.work{padding:13px 16px;border:1px solid var(--border);border-radius:10px;background:#111923;margin-bottom:20px}.work summary{font-size:12px;color:#a7b7c8;cursor:pointer;min-height:24px}.work summary span{color:#e6edf4;margin-left:10px}.work form button{margin-top:14px}.work form span{font-size:12px;display:block}.run-state{display:flex;align-items:center;gap:12px;font-size:11px;margin-bottom:16px;flex-wrap:wrap}.run-state a{margin-left:auto}.status{font-size:10px;letter-spacing:1px;background:#25323e;padding:4px 9px;border-radius:5px}.status.RUNNING{background:#1c3b31;color:#adf2c6}.status.ERROR,.status.BLOCKED{background:#442f27;color:#ffcf9d}.status.STOPPED{background:#3e2b32;color:#f5b9c8}.messages{max-height:47dvh;min-height:180px;overflow:auto;overscroll-behavior:contain;padding-right:5px;scrollbar-width:thin}.message{margin:0 0 17px;padding:16px 18px;border:1px solid var(--border);border-radius:12px;background:#131c27}.message.user{background:#182923;border-color:#2a4237;margin-left:40px}.message.agent{margin-right:24px}.message-meta{display:flex;gap:12px;align-items:center;margin-bottom:9px;color:#91a5b8;font-size:11px}.message-meta strong{color:#c8d7e6;font-weight:600}.message-meta small{font-size:9px;margin-left:auto}.message-body{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.7}.empty{text-align:center;padding:30px 16px;color:var(--muted)}.empty>span{font-size:36px;color:var(--accent)}.empty p{max-width:350px;font-size:13px;margin:auto}.activity{font-size:11px;color:var(--muted);margin:14px 0}.activity summary{cursor:pointer;min-height:32px}.event{display:flex;gap:10px;padding:5px 0;border-bottom:1px solid #1d2732;overflow-wrap:anywhere}.event span{min-width:0;overflow-wrap:anywhere}.event code{font-size:10px;color:#b1c4d8}.composer{margin-top:12px;border-top:1px solid var(--border);padding-top:18px}.compose-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:9px}.control-row{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:14px}.stop{color:#ffb6b6;background:#341f29;border:1px solid #714150;min-width:97px}.error{color:#ffb6b6;font-size:13px}.run-error{white-space:pre-wrap;overflow-wrap:anywhere;border:1px solid #5f3a3a;border-radius:8px;padding:12px;max-height:160px;overflow:auto}.login{max-width:420px;margin:11vh auto;padding:20px}.login h1{margin-top:12px}.login button{width:100%;margin-top:24px}.history{max-width:840px;margin:30px auto;padding:16px}.history h1{margin:20px 0}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}@media(max-width:700px){.top{height:58px;padding:0 16px}.brand{font-size:14px}.layout{display:block}aside{padding:12px 12px 0;border:0;min-height:0}aside .eyebrow,.aside-note,.admin-link{display:none}.roles{flex-direction:row;overflow-x:auto;gap:5px;margin:0;border-bottom:1px solid var(--border);padding-bottom:12px}.roles a{padding:10px 12px;white-space:nowrap;min-height:44px;font-size:13px;gap:7px}.workspace{padding:18px 14px max(20px,env(safe-area-inset-bottom))}.chat-head{margin-bottom:15px}h1{font-size:24px}.message.user{margin-left:20px}.message.agent{margin-right:9px}.message{padding:13px}.messages{max-height:43dvh}.compose-actions .muted{font-size:10px}.work{margin-bottom:16px}.work summary span{display:block;margin:5px 0 0 14px}.login{margin-top:8vh}}

.layout.sidebar-collapsed{grid-template-columns:minmax(0,1fr)}
#role-sidebar[hidden]{display:none}
#sidebar-toggle{margin-bottom:12px}
/* The conversation owns scrolling; ordinary replies expand naturally. */
.layout{height:calc(100dvh - 70px);min-height:0}
.workspace{height:100%;min-height:0;display:flex;flex-direction:column}
#live-panel{flex:1;min-height:0;display:flex;flex-direction:column}
.messages{flex:1;min-height:0;max-height:none}
.message.agent,.message.agent .message-body{max-height:none;overflow:visible}
.chat-head,.composer,#sidebar-toggle{flex-shrink:0}
#sidebar-toggle{align-self:flex-start}
#role-sidebar{min-height:0;overflow:auto}
@media(max-width:700px){.layout{height:calc(100dvh - 58px);display:flex;flex-direction:column}.workspace{flex:1;height:auto;min-height:0}#role-sidebar{flex-shrink:0}}
/* Diagnostics share bounded panel space; the conversation remains accessible. */
#live-panel > .activity,#live-panel > .run-error{flex:0 1 auto;min-height:0;max-height:30%;overflow:auto;overscroll-behavior:contain}

/* Compact rail and composer keep the conversation as the primary viewport. */
.layout{max-width:none;grid-template-columns:230px minmax(0,1fr)}
.layout.sidebar-collapsed{grid-template-columns:48px minmax(0,1fr)}
#role-sidebar{padding:4px;border-right:1px solid var(--border)}
#sidebar-content[hidden]{display:none}
#sidebar-toggle{display:block;width:40px;padding:0;margin:0 0 4px;font-size:24px}
.workspace{max-width:none;padding:8px 16px max(8px,env(safe-area-inset-bottom));margin:0}
.chat-head{gap:12px;margin-bottom:6px;min-height:32px}
.chat-title{display:flex;align-items:center;gap:7px;min-width:0}
.chat-title h1{font-size:16px;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chat-title .eyebrow,#connection{white-space:nowrap;flex-shrink:0}
.run-state{margin-bottom:6px}
.composer{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 8px;margin-top:4px;padding-top:6px;align-items:start}
#message-form{min-width:0}
#message{display:block;min-height:96px}
.compose-actions{display:flex;flex-direction:column;gap:4px;margin:0;align-items:stretch}
.compose-actions button{width:100%;min-height:44px;padding:8px 12px}
.composer-hint,#feedback{grid-column:1/-1}
#feedback:empty{display:none}
@media(max-width:700px){.layout{display:grid;grid-template-columns:180px minmax(0,1fr)}.layout.sidebar-collapsed{grid-template-columns:44px minmax(0,1fr)}.workspace{height:100%;padding:4px 6px max(4px,env(safe-area-inset-bottom))}.chat-head{gap:4px}.chat-title{gap:3px}.chat-title .eyebrow{font-size:9px;letter-spacing:0}.chat-title h1{font-size:14px}#connection{font-size:10px}.roles{flex-direction:column;overflow:visible}.roles a{white-space:normal}.compose-actions button{padding:8px 6px;font-size:12px}}