:root{--ink:#222;--muted:#777;--line:#e5e5e5;--sidebar:#f8f8f8;--surface:#f4f4f4;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color-scheme:light}
*{box-sizing:border-box}body{margin:0;background:#fff;color:var(--ink);font-size:15px;line-height:1.6;overflow:hidden}[hidden]{display:none!important}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-underline-offset:3px}button{color:inherit}button:disabled{cursor:default}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}button:focus-visible,a:focus-visible,summary:focus-visible,textarea:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid #747474;outline-offset:3px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-80px;left:1rem;z-index:50;padding:.75rem;background:#fff}.skip-link:focus{top:1rem}
.app-layout{display:grid;grid-template-columns:0 minmax(0,1fr);height:100vh;height:100dvh;transition:grid-template-columns .18s ease}.sidebar-open .app-layout{grid-template-columns:260px minmax(0,1fr)}.sidebar{display:flex;flex-direction:column;width:260px;min-width:0;height:100%;padding:12px;background:linear-gradient(180deg,#f4f8f5 0%,#e4eee7 100%);overflow:hidden;visibility:hidden}.sidebar-open .sidebar{visibility:visible}.sidebar-head{display:flex;align-items:center;justify-content:space-between;padding:0 5px 12px 9px}.sidebar-brand{font-size:17px;font-weight:600;text-decoration:none}.icon-button{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:36px;height:36px;padding:6px;border:0;border-radius:8px;background:transparent}.icon-button:hover{background:#eaeaea}.new-chat{display:flex;align-items:center;gap:10px;width:100%;padding:10px 9px;background:transparent;border:0;border-radius:8px;font-size:14px;text-align:left}.new-chat:hover{background:#ededed}.new-chat svg{width:18px;height:18px}.history-section{flex:1;min-height:0;overflow:auto;margin-top:24px}.history-label{margin:0 9px 8px;color:var(--muted);font-size:12px}.conversation-link{display:block;width:100%;max-width:100%;padding:8px 10px;border:0;border-radius:8px;background:transparent;text-align:left;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conversation-link:hover,.conversation-link[aria-current=true]{background:#e9e9e9}.tool-links{display:grid;gap:2px;padding-top:12px}.tool-links a{padding:7px 10px;border-radius:8px;font-size:13px;text-decoration:none}.tool-links a:hover{background:#ededed}.sidebar-backdrop{display:none}
.workspace{display:flex;flex-direction:column;min-width:0;height:100%;overflow:hidden;background:linear-gradient(180deg,#fff 0%,#f6faf7 55%,#f0f5f1 100%)}.chat-header{display:flex;align-items:center;gap:9px;height:64px;min-height:64px;padding:0 20px;font-size:19px;font-weight:500}.chat-header .icon-button{margin-left:-5px}.conversation-scroll{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable}.empty-state{display:grid;place-items:center;height:100%;min-height:160px;padding:24px;text-align:center}.empty-state h1{margin:0;font-size:clamp(25px,3vw,32px);font-weight:550;letter-spacing:-.7px}.messages{width:min(760px,calc(100% - 56px));margin:0 auto;padding:12px 0 36px}.messages:empty{display:none}.message{margin:0 0 28px;overflow-wrap:anywhere}.message.user{display:flex;justify-content:flex-end}.user .message-copy{max-width:85%;background:var(--surface);border-radius:22px;padding:10px 18px;white-space:pre-wrap}.assistant .message-copy{padding:0 2px}.assistant .message-copy p{margin:.7rem 0;white-space:pre-wrap}.assistant .message-copy p:first-child{margin-top:0}.assistant .message-copy p:last-child{margin-bottom:0}.message-reason{margin:.65rem 0 0;color:var(--muted);font-size:13px}.working-message{color:var(--muted);font-size:14px}.sources{margin-top:14px;font-size:13px;color:#666}.sources summary{cursor:pointer;display:list-item;width:fit-content;color:#555}.source-list{list-style:none;margin:10px 0 0;padding:0}.source-list li{padding:7px 0}.source-list a{font-size:13px;color:#333}.source-list small{display:block;margin-top:2px;color:#777}.evidence-details{margin-top:10px;font-size:12px;color:#777}.evidence-details summary{cursor:pointer;width:fit-content}.evidence-details pre{max-height:300px;overflow:auto;white-space:pre-wrap;font-size:11px;color:#555}.download-response{display:inline-block;margin-top:8px;font-size:12px}.followup-form{margin:16px 0 0}.followup-fields{display:grid;gap:14px;max-width:440px}.followup-fields label{display:grid;gap:6px;font-size:14px}.followup-fields select{width:100%;min-width:0;padding:9px 11px;border:1px solid #ddd;border-radius:10px;color:#222;background:white}.followup-form .dark-button{margin-top:16px}.followup-note{font-size:12px;color:#777}.dark-button{border:0;border-radius:20px;background:#222;color:#fff;padding:8px 16px;font-size:14px}.dark-button:disabled{background:#aaa}.plain-button{border:1px solid #e1e1e1;border-radius:20px;padding:7px 13px;background:white;font-size:13px}
.composer-dock{flex-shrink:0;width:min(800px,calc(100% - 48px));margin:0 auto;padding:4px 0 max(22px,env(safe-area-inset-bottom));background:transparent}.composer{border-radius:27px;background:var(--surface);padding:14px 16px 10px}.composer textarea{display:block;width:100%;min-height:40px;max-height:200px;padding:2px 3px;border:0;outline:none;resize:none;background:transparent;color:#222;line-height:1.6}.composer textarea::placeholder{color:#777}.composer textarea:focus-visible{outline:none}.composer:focus-within{box-shadow:0 0 0 1px #dedede}.composer-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:4px}.options-button{display:flex;align-items:center;gap:6px;border:0;background:transparent;border-radius:18px;padding:6px 8px;font-size:13px;color:#555}.options-button:hover{background:#e9e9e9}.options-button svg{width:18px;height:18px}.send-button{display:grid;place-items:center;width:34px;height:34px;padding:6px;border:0;border-radius:50%;background:#111;color:white}.send-button:disabled{background:#d7d7d7;color:#fff}.send-button svg{width:23px;height:23px;stroke-width:2}.composer-error{margin:5px 10px;color:#666;font-size:12px}
.options-dialog{width:min(560px,calc(100% - 32px));max-height:80dvh;margin:auto;padding:20px;border:1px solid #e6e6e6;border-radius:18px;color:#222;background:#fff;overflow:auto}.options-dialog::backdrop{background:rgba(0,0,0,.24)}.dialog-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.dialog-head h2{margin:0;font-size:18px;font-weight:600}.dialog-head .icon-button{font-size:24px}.filter-bar{display:grid;grid-template-columns:1fr 1fr;gap:15px 16px}.filter-bar label{display:grid;align-content:start;gap:5px;min-width:0;font-size:12px;color:#555}.filter-bar select,.filter-bar input{width:100%;min-width:0;padding:8px 9px;border:1px solid #ddd;border-radius:8px;background:white;color:#222;font-size:13px}.options-dialog>.plain-button{margin-top:20px}.dialog-actions{display:flex;justify-content:flex-end;margin-top:20px}.graph-results{font-size:13px;margin-top:10px}.graph-results button{display:block;max-width:100%;margin:5px 0;padding:7px 10px;text-align:left;border:0;border-radius:8px;background:#f3f3f3;font-size:12px;overflow-wrap:anywhere}
@media(max-width:760px){.app-layout,.sidebar-open .app-layout{grid-template-columns:minmax(0,1fr)}.sidebar{position:fixed;z-index:30;inset:0 auto 0 0;transform:translateX(-100%);transition:transform .18s ease;visibility:hidden;max-width:85vw}.sidebar-open .sidebar{transform:translateX(0);visibility:visible}.sidebar-open .sidebar-backdrop{display:block;position:fixed;inset:0;border:0;background:rgba(0,0,0,.25);z-index:25}.chat-header{height:56px;min-height:56px;padding:0 15px;font-size:18px}.messages{width:calc(100% - 34px);padding-top:14px}.user .message-copy{max-width:90%;padding:10px 14px}.composer-dock{width:calc(100% - 24px);padding-bottom:max(12px,env(safe-area-inset-bottom))}.composer{padding:12px 13px 9px;border-radius:24px}.filter-bar{grid-template-columns:1fr}.empty-state h1{font-size:27px}.conversation-scroll{scrollbar-gutter:auto}}
@media(prefers-reduced-motion:reduce){.app-layout,.sidebar{transition:none}}

/* A single quiet grayscale finish across the conversation and controls. */
.workspace{background:linear-gradient(145deg,#fbfdfb 0%,#f0f5f1 52%,#e0eae3 100%)}
.sidebar{background:linear-gradient(160deg,#f4f8f5 0%,#e7f0e9 65%,#dbe7df 100%);border-right:1px solid rgba(96,128,107,.12);box-shadow:4px 0 24px rgba(25,51,34,.025)}
.sidebar-brand,.chat-header{letter-spacing:-.5px;font-weight:600}
.chat-header{background:linear-gradient(180deg,rgba(245,250,246,.5),transparent)}
.composer{background:linear-gradient(150deg,rgba(255,255,255,.97),rgba(239,246,241,.97));border:1px solid rgba(112,143,122,.28);box-shadow:0 12px 34px rgba(27,53,36,.065),0 2px 5px rgba(27,53,36,.025),inset 0 1px 0 rgba(255,255,255,.95);backdrop-filter:blur(16px)}
.composer:focus-within{border-color:#a8bdad;box-shadow:0 12px 38px rgba(27,53,36,.08),0 0 0 3px rgba(87,126,100,.04)}
.user .message-copy{background:linear-gradient(135deg,#edf4ef,#dce8e0);border:1px solid rgba(108,138,116,.1);box-shadow:0 2px 8px rgba(25,51,34,.035)}
.send-button,.dark-button{background:linear-gradient(145deg,#3b6452,#1d3e30);box-shadow:0 2px 5px rgba(18,43,29,.12)}
.options-dialog{background:linear-gradient(150deg,#f8fbf9,#e8f1eb);border:1px solid rgba(112,143,122,.23);box-shadow:0 25px 80px rgba(27,53,36,.16)}
.options-dialog::backdrop{background:rgba(26,47,34,.22);backdrop-filter:blur(5px)}
.filter-bar select,.filter-bar input,.followup-fields select{background:linear-gradient(145deg,#fff,#f4f8f5);border-color:#ceddd2}
.searchable-select{position:relative;min-width:0;background:linear-gradient(145deg,#fff,#f4f8f5);border:1px solid #ceddd2;border-radius:9px;color:#222;font-size:13px;font-weight:400}
.filter-bar .combobox-native,.followup-fields .combobox-native{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:0!important;opacity:0;pointer-events:none;border:0!important;overflow:hidden}
.combobox-row{display:flex;align-items:center;gap:2px;padding:2px 5px 2px 2px}
.filter-bar .combobox-row input,.followup-fields .combobox-row input{width:100%;min-width:0;padding:7px 8px;border:0;border-radius:8px;background:transparent;box-shadow:none;color:#222;font-size:13px}
.combobox-row input::placeholder{color:#78847b}
.combobox-row input:focus-visible{outline:2px solid #8aa594;outline-offset:0}
.combobox-toggle{flex-shrink:0;width:27px;height:29px;padding:0;border:0;border-radius:6px;background:transparent;color:#63766b;font-size:19px}
.combobox-list{position:absolute;z-index:40;left:-1px;right:-1px;top:calc(100% + 4px);max-height:220px;overflow:auto;padding:4px;border:1px solid #ceddd2;border-radius:9px;background:#fff;box-shadow:0 10px 26px rgba(27,53,36,.12)}
.combobox-option{display:block;width:100%;padding:8px 9px;text-align:left;border:0;border-radius:6px;background:transparent;color:#263c2e;font:inherit;line-height:1.4;white-space:normal;overflow-wrap:anywhere}
.combobox-option:hover,.combobox-option.active{background:#edf3ef}
.combobox-option[aria-selected=true]{background:#e1eee5;font-weight:600}
.combobox-option[aria-selected=true]::after{content:" ✓"}
.combobox-empty{margin:8px;color:#78847b;font-size:12px}
.selection-chips{display:flex;flex-wrap:wrap;gap:4px;padding:7px 7px 0}
.selection-chip{display:inline-flex;align-items:center;gap:4px;max-width:100%;padding:2px 5px 2px 8px;border-radius:12px;background:#e2ece5;color:#355743;font-size:11px;line-height:1.5}
.selection-chip>span{overflow-wrap:anywhere;min-width:0}
.selection-chip button{flex-shrink:0;padding:0;width:19px;height:19px;border:0;border-radius:50%;background:transparent;color:#466652;font-size:15px;line-height:1}
.selection-chip button:hover{background:#cfdfd3}
.composer-tools{display:flex;align-items:center;gap:3px}
.composer-tools>.icon-button{width:32px;height:32px;color:#597161}
.composer-tools>.icon-button svg{width:20px;height:20px}
.figure-panel{margin-bottom:9px;padding:10px 12px;max-height:min(300px,38dvh);overflow:auto;border:1px solid #d5e1d8;border-radius:15px;background:rgba(248,252,249,.98)}
.figure-panel-head{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px;color:#5b7062}
.figure-panel-head>span{min-width:0;overflow-wrap:anywhere}
.figure-panel-head .icon-button{width:28px;height:28px;font-size:20px;flex-shrink:0}
.upload-preview{display:block;max-width:100%;max-height:120px;object-fit:contain;margin-top:8px;border-radius:8px}
.upload-preview[hidden]{display:none}
.uploaded-image{margin:10px 0 0;max-width:280px}
.uploaded-image img{display:block;max-width:100%;max-height:180px;object-fit:contain;border-radius:12px}
.uploaded-image figcaption{font-size:12px;color:#5b7062;overflow-wrap:anywhere;margin-top:5px}
.figure-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));gap:10px;margin-top:8px}
.figure-card{min-width:0;margin:0;padding:8px;border:1px solid #d9e4dc;border-radius:10px;background:#fff;overflow-wrap:anywhere}
.figure-card img{display:block;width:100%;height:120px;object-fit:contain;border-radius:5px;background:#fff}
.figure-card figcaption{display:grid;gap:5px;margin-top:6px;line-height:1.45}
.figure-card strong{font-size:12px;font-weight:500}.figure-card small{font-size:11px;color:#6f7d73}
.figure-card a{font-size:11px;color:#345e47}.figure-choice{justify-self:start;font-size:11px;padding:5px 9px}
.figure-choice[aria-pressed=true]{background:#e2eee6;border-color:#9eb9a6}
.answer-diagrams{max-width:640px;margin-top:18px}.answer-diagrams h3{font-size:14px;font-weight:600;margin:0 0 8px}
.answer-figures{grid-template-columns:minmax(0,1fr);max-width:640px;margin-top:0}
.answer-figures .figure-card img{height:auto;max-height:none;object-fit:contain}
.answer-figures .figure-original{display:block}.answer-figures .figure-card strong{font-size:13px}
.composer.diagram-dragging{outline:2px dashed #658d74;outline-offset:4px;background:#e5f0e9}
.composer.diagram-dragging::before{content:"Drop a diagram to find matching source figures";display:block;padding:2px 3px 8px;color:#385e47;font-size:12px}
.answer-heading{margin:1.15rem 0 .3rem;font-size:15px;font-weight:650;line-height:1.4}.assistant .message-copy .answer-heading:first-child{margin-top:0}.answer-list{margin:.4rem 0 .75rem;padding-left:1.4rem}.answer-list li{margin:.22rem 0}.answer-table-wrap{max-width:100%;overflow-x:auto;margin:.75rem 0}.answer-table{border-collapse:collapse;font-size:14px;min-width:100%}.answer-table th,.answer-table td{border:1px solid var(--line);padding:6px 10px;text-align:left;vertical-align:top}.answer-table th{background:#f1f6f2;font-weight:600}
.references{margin-top:18px;padding-top:12px;border-top:1px solid var(--line)}.references-title{margin:0 0 8px;font-size:14px;font-weight:650}.reference-group{margin:0 0 10px}.reference-group-name{margin:0 0 2px;font-size:13px;font-weight:650;color:#2f5a3c}.reference-items{list-style:none;margin:0;padding:0}.reference-items li{padding:2px 0;font-size:13.5px}.reference-via{display:block;font-size:12px;color:var(--muted)}.reference-via a{color:#555}
.ask-next{margin-top:14px}.ask-next-title{margin:0 0 6px;font-size:13px;font-weight:650;color:#555}.ask-next-button{display:block;width:fit-content;max-width:100%;margin:0 0 6px;padding:7px 13px;border:1px solid #d9e5dc;border-radius:16px;background:#fff;font-size:13.5px;text-align:left;line-height:1.4}.ask-next-button:hover,.choice-button:hover{background:#f1f6f2}.ask-next-button:disabled{opacity:.55}.choice-options{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}

/* Electric theme: switchboard-charcoal panels, electric-yellow live accents. */
:root{--volt:#f8a21b;--volt-strong:#e08900;--volt-ink:#7a4500;--volt-soft:#fff3df;--panel:#141414;--panel-2:#222222;--arc:#4a90ff;--ink:#1d2329;--muted:#6b7480;--line:#e2e6eb;--surface:#f3f5f8}
body{color:var(--ink)}
body:not(.debug-mode) .debug-only{display:none!important}
.bolt{fill:currentColor;stroke:none}
.workspace{background-color:#f6f5f2;background-image:linear-gradient(rgba(20,20,20,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(20,20,20,.03) 1px,transparent 1px);background-size:28px 28px}
.sidebar{background:linear-gradient(180deg,#1b1b1b 0%,#111 100%);color:#e6eaef;border-right:1px solid #000;box-shadow:none}
.sidebar .icon-button:hover,.new-chat:hover,.tool-links a:hover{background:rgba(255,255,255,.07)}
.sidebar-brand{display:inline-flex;align-items:center;gap:7px;color:#fff}.sidebar-brand .bolt,.header-brand .bolt{width:24px;height:24px;color:var(--volt);filter:drop-shadow(0 0 6px rgba(248,162,27,.55))}
.history-label{color:#8d97a4}.conversation-link{color:#d7dde4;border-left:2px solid transparent;border-radius:0 8px 8px 0}.conversation-link:hover{background:rgba(255,255,255,.06)}.conversation-link[aria-current=true]{background:rgba(248,162,27,.12);border-left-color:var(--volt);color:#fff}
.chat-header{position:relative;background:rgba(255,255,255,.92);box-shadow:inset 0 -1px 0 var(--line);backdrop-filter:blur(10px)}
.chat-header::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:2px;background:linear-gradient(90deg,transparent 0%,var(--volt) 40%,#fff3c4 50%,var(--volt) 60%,transparent 100%);background-size:35% 100%;background-repeat:no-repeat;background-position:-40% 0;opacity:0;transition:opacity .2s}
.is-working .chat-header::after{opacity:1;animation:live-current 1.3s linear infinite}
.header-brand{display:inline-flex;align-items:center;gap:7px}.sound-toggle{margin-left:auto;color:#4b5561}.sound-toggle:hover{background:var(--volt-soft)}.sound-toggle .sound-off,.sound-toggle.muted .sound-waves{display:none}.sound-toggle.muted .sound-off{display:inline}
.empty-state>div{display:grid;justify-items:center;gap:10px}.empty-emblem{display:grid;place-items:center;width:64px;height:64px;border-radius:50%;background:var(--panel);box-shadow:0 0 0 8px rgba(248,162,27,.12),0 0 34px rgba(248,162,27,.45)}.empty-emblem .bolt{width:38px;height:38px;color:var(--volt)}.empty-subtitle{max-width:470px;margin:0;color:var(--muted);font-size:15px}
.composer{background:#fff;border:1px solid #dde2e8;box-shadow:0 10px 30px rgba(16,24,40,.07),0 1px 3px rgba(16,24,40,.04)}
.composer:focus-within{border-color:var(--volt-strong);box-shadow:0 10px 30px rgba(16,24,40,.08),0 0 0 3px rgba(248,162,27,.25)}
.send-button{background:var(--volt);color:var(--panel);transition:box-shadow .15s,transform .15s}.send-button svg{fill:currentColor;stroke:none;width:20px;height:20px}.send-button:not(:disabled):hover{box-shadow:0 0 0 4px rgba(248,162,27,.25),0 0 18px rgba(248,162,27,.65);transform:translateY(-1px)}.send-button:disabled{background:#e3e7eb;color:#fff}
.user .message-copy{background:linear-gradient(135deg,#222b35,#141414);color:#f2f4f6;border:1px solid #0b0f13;box-shadow:0 4px 14px rgba(16,24,40,.12)}
.message.assistant{background:#fff;border:1px solid var(--line);border-top:3px solid var(--volt);border-radius:16px;padding:14px 20px 18px;box-shadow:0 1px 2px rgba(16,24,40,.04),0 10px 26px rgba(16,24,40,.05)}
.assistant-label{display:flex;align-items:center;gap:6px;margin:0 0 10px;color:var(--muted);font-size:12px;font-weight:650;letter-spacing:.06em;text-transform:uppercase}.assistant-label .bolt{width:15px;height:15px;color:var(--volt-strong)}
.assistant .message-copy strong{color:#10151a}
.answer-heading::before{content:'';display:inline-block;width:4px;height:14px;margin-right:8px;border-radius:2px;background:var(--volt);vertical-align:-2px}
.answer-table th{background:var(--volt-soft)}
.reference-group-name{color:var(--volt-ink)}.references-title{display:flex;align-items:center;gap:6px}
.ask-next-button,.choice-button{border:1px solid #efd88f;background:#fffdf5}.ask-next-button::before,.choice-button::before{content:'';display:inline-block;width:11px;height:11px;margin-right:7px;background:var(--volt-strong);vertical-align:-1px;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M13 2 4 14h7l-1 8 9-12h-7z'/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M13 2 4 14h7l-1 8 9-12h-7z'/%3E%3C/svg%3E") center/contain no-repeat}.ask-next-button:hover,.choice-button:hover{background:var(--volt-soft);border-color:var(--volt)}
.dark-button{background:var(--panel);color:#fff}.dark-button:not(:disabled):hover{box-shadow:0 0 0 3px rgba(248,162,27,.3)}
.progress-panel{margin:0 0 28px;padding:16px 20px;border:1px solid #0b0f13;border-radius:16px;background:linear-gradient(160deg,#222222,#141414);color:#e6eaef;box-shadow:0 12px 32px rgba(16,24,40,.18)}
.progress-head{display:flex;align-items:center;gap:8px;margin-bottom:10px;font-size:14px;font-weight:650}.progress-head .bolt{width:18px;height:18px;color:var(--volt);animation:flicker 1.8s infinite}
.progress-steps{list-style:none;margin:0;padding:0 0 0 2px}.progress-steps li{position:relative;padding:4px 0 4px 26px;color:#aeb7c2;font-size:13.5px}
.progress-steps li::before{content:'';position:absolute;left:0;top:9px;width:12px;height:12px;border:2px solid #3a4652;border-radius:50%;background:#141414;box-sizing:border-box}
.progress-steps li::after{content:'';position:absolute;left:5px;top:21px;bottom:-9px;width:2px;background:var(--volt);box-shadow:0 0 6px rgba(248,162,27,.6)}
.progress-steps li:last-child::after{display:none}
.progress-steps li.done{color:#e6eaef}.progress-steps li.done::before{border-color:var(--volt);background:var(--volt);box-shadow:0 0 8px rgba(248,162,27,.75)}
.progress-steps li.active{color:#fff}.progress-steps li.active::before{border-color:var(--volt);animation:node-pulse 1s ease-in-out infinite}
.progress-wire{height:3px;margin-top:12px;border-radius:2px;background:linear-gradient(90deg,transparent 0%,var(--volt) 42%,#fff 50%,var(--volt) 58%,transparent 100%) -40% 0/35% 100% no-repeat,#27313c;animation:live-current 1.1s linear infinite}
@keyframes live-current{from{background-position:-40% 0,0 0}to{background-position:140% 0,0 0}}
@keyframes node-pulse{0%,100%{box-shadow:0 0 0 0 rgba(248,162,27,.65)}50%{box-shadow:0 0 0 6px rgba(248,162,27,0)}}
@keyframes flicker{0%,44%,56%,100%{opacity:1}50%{opacity:.35}70%{opacity:.75}72%{opacity:1}}
@media(prefers-reduced-motion:reduce){.progress-head .bolt,.progress-steps li.active::before,.progress-wire,.is-working .chat-header::after{animation:none}}
@media(max-width:760px){.message.assistant{padding:12px 14px 14px}.progress-panel{padding:14px}}
.chat-header .sound-toggle{margin-left:auto;margin-right:-5px}
.answer-table th,.answer-table td{min-width:6.5em;overflow-wrap:normal;word-break:normal;hyphens:auto}
.cite-link{color:inherit;text-decoration:underline dotted var(--volt-strong);text-decoration-thickness:1.5px;text-underline-offset:3px;background:linear-gradient(transparent 62%,rgba(248,162,27,.24) 62%);border-radius:2px}.cite-link:hover{background:rgba(248,162,27,.32)}
.cite-link{color:#1d5fb0;text-decoration:none;background:none;border-bottom:1px solid rgba(29,95,176,.4);border-radius:0}.cite-link:hover{color:#123f79;background:rgba(248,162,27,.22);border-bottom-color:currentColor}
.brand-accent{color:var(--volt)}.header-brand .brand-accent,.assistant-label .brand-accent{color:var(--volt-strong)}