/* Screen 03 enterprise interaction layer. Inherits the existing ice/snow theme. */
#screen-qa .qa-agent-head{display:flex;align-items:center;justify-content:space-between;gap:24px}
#screen-qa .agent-live-status{display:flex;align-items:stretch;gap:8px;flex-wrap:wrap;justify-content:flex-end}
#screen-qa .agent-live-status>span{display:flex;flex-direction:column;justify-content:center;min-width:92px;padding:9px 13px;border:1px solid rgba(51,126,190,.19);border-radius:14px;background:rgba(255,255,255,.66);color:#53677f}
#screen-qa .agent-live-status small{font-size:10px;letter-spacing:.05em}#screen-qa .agent-live-status b{font-size:13px;color:#17314e;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#screen-qa .agent-live-status .online{min-width:auto;flex-direction:row;align-items:center;gap:7px;color:#147b6e}#screen-qa .agent-live-status .online i{width:8px;height:8px;border-radius:50%;background:#21b99f;box-shadow:0 0 0 5px rgba(33,185,159,.12)}
#screen-qa .qa-enterprise-layout{grid-template-columns:minmax(238px,280px) minmax(520px,1fr) minmax(260px,320px);height:calc(100vh - 250px);min-height:620px;align-items:stretch}
#screen-qa .qa-agent-sidebar,#screen-qa .qa-agent-chat,#screen-qa .qa-evidence-panel{min-height:0;height:100%;overflow:hidden}
#screen-qa .qa-agent-sidebar{padding:18px;display:flex;flex-direction:column}
#screen-qa .qa-mode-switch{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;padding:5px;border-radius:14px;background:rgba(15,68,111,.07);margin-bottom:16px}
#screen-qa .qa-mode-switch button{border:0;background:transparent;border-radius:10px;padding:9px 4px;color:#64788f;font-weight:700;font-size:12px;cursor:pointer}
#screen-qa .qa-mode-switch button.active{background:#fff;color:#0d568f;box-shadow:0 5px 16px rgba(26,77,118,.12)}
#screen-qa .qa-left-section{min-height:0;overflow:auto;scrollbar-width:thin}#screen-qa .qa-left-section[hidden]{display:none}
#screen-qa .qa-side-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}#screen-qa .qa-side-title span{display:block;font-size:11px;color:#7c8da0;margin-top:3px}
#screen-qa .mini-link{border:0;background:transparent;color:#1170b6;font-weight:700;cursor:pointer}
#screen-qa .qa-recommend-list{display:grid;gap:8px}#screen-qa .qa-recommend-list button{border:1px solid rgba(57,126,185,.16);background:rgba(255,255,255,.78);border-radius:12px;padding:11px 12px;text-align:left;color:#203a56;line-height:1.45;cursor:pointer;transition:.18s}
#screen-qa .qa-recommend-list button:hover{border-color:#4b9ddd;transform:translateY(-1px);box-shadow:0 8px 18px rgba(25,91,142,.09)}
#screen-qa .qa-file-select-label{display:grid;gap:6px;font-size:12px;color:#5e7289;font-weight:700}#screen-qa .qa-file-select-label select{width:100%;padding:11px;border:1px solid #c9dbeb;border-radius:11px;background:#fff;color:#17314e}
#screen-qa .qa-file-upload{display:grid;place-items:center;gap:4px;margin-top:12px;padding:22px 12px;border:1px dashed #7db9e8;border-radius:14px;background:rgba(237,249,255,.68);cursor:pointer;text-align:center}#screen-qa .qa-file-upload strong{color:#0b65a8}#screen-qa .qa-file-upload span,#screen-qa .qa-file-progress{font-size:11px;color:#74889d}
#screen-qa .qa-file-progress{margin-top:10px;padding:10px;border-radius:10px;background:rgba(255,255,255,.62);line-height:1.5}
#screen-qa .qa-history-search{display:flex;align-items:center;gap:7px;border:1px solid #c9ddeb;background:#fff;border-radius:11px;padding:8px 10px;margin-bottom:12px}#screen-qa .qa-history-search span{font-size:11px;color:#71869b}#screen-qa .qa-history-search input{min-width:0;border:0;outline:0;background:transparent;width:100%}
#screen-qa .qa-history-group h4{font-size:11px;color:#7691aa;margin:13px 4px 6px;letter-spacing:.08em}
#screen-qa .qa-history-item{display:flex;align-items:center;border-radius:11px;padding:2px;margin-bottom:4px}.qa-history-item.active{background:rgba(25,116,183,.09)}
#screen-qa .qa-history-open{flex:1;min-width:0;border:0;background:transparent;text-align:left;padding:8px;cursor:pointer;color:#20364f}#screen-qa .qa-history-open span,#screen-qa .qa-history-open small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#screen-qa .qa-history-open span{font-weight:700}#screen-qa .qa-history-open small{color:#8999a9;margin-top:2px}
#screen-qa .qa-history-item details{position:relative}#screen-qa .qa-history-item summary{list-style:none;cursor:pointer;padding:8px;color:#71849a}#screen-qa .qa-history-item details div{position:absolute;right:0;z-index:8;width:110px;padding:5px;background:#fff;border:1px solid #caddeb;border-radius:10px;box-shadow:0 12px 28px rgba(20,57,91,.16)}#screen-qa .qa-history-item details button{display:block;width:100%;border:0;background:transparent;padding:8px;text-align:left;cursor:pointer;color:#314a64}
#screen-qa .qa-agent-chat{display:flex;flex-direction:column;padding:16px}#screen-qa .chat-panel-head{flex:0 0 auto}#screen-qa .chat-window{flex:1;min-height:0;overflow:auto;padding:14px 10px 18px;scroll-behavior:smooth}
#screen-qa .qa-current-file{margin-left:auto;display:flex;align-items:center;gap:7px;padding:8px 11px;border-radius:11px;background:rgba(20,112,177,.08);max-width:230px}#screen-qa .qa-current-file[hidden]{display:none}#screen-qa .qa-current-file span{font-size:10px;color:#71879b}#screen-qa .qa-current-file strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#155d93}
#screen-qa .qa-agent-form{flex:0 0 auto;align-items:stretch}#screen-qa .qa-input-shell{position:relative;flex:1;border:1px solid rgba(69,137,193,.22);border-radius:15px;background:rgba(255,255,255,.82);padding:8px 12px 6px}#screen-qa .qa-input-shell textarea{display:block;width:100%;min-height:48px;max-height:145px;resize:vertical;border:0;outline:0;background:transparent;color:#1b334e;font:inherit;line-height:1.5}
#screen-qa .qa-input-hints{display:flex;gap:13px;color:#8192a4;font-size:10px}#screen-qa .qa-input-hints b{color:#166eae}
#screen-qa .qa-form-actions{display:flex;gap:7px;align-items:stretch}#screen-qa .qa-form-actions button{min-width:58px}
#screen-qa .qa-command-menu{position:absolute;left:0;bottom:100%;z-index:20;width:min(360px,100%);padding:6px;background:#fff;border:1px solid #c8dceb;border-radius:12px;box-shadow:0 18px 40px rgba(17,57,92,.17)}#screen-qa .qa-command-menu[hidden]{display:none}#screen-qa .qa-command-menu button{display:flex;width:100%;gap:12px;border:0;background:transparent;padding:9px;border-radius:8px;text-align:left;cursor:pointer}#screen-qa .qa-command-menu button:hover{background:#edf7fd}#screen-qa .qa-command-menu b{color:#126dad}#screen-qa .qa-command-menu span{color:#697e93}
#screen-qa .message.ai{max-width:96%;width:auto}#screen-qa .message.user{max-width:78%}
#screen-qa .qa-thinking-enterprise{display:flex;align-items:flex-start;gap:15px;padding:15px;border:1px solid rgba(38,155,181,.22);border-radius:14px;background:linear-gradient(135deg,rgba(239,253,255,.92),rgba(247,251,255,.92))}
#screen-qa .qa-thinking-orbit{position:relative;width:34px;height:34px;flex:0 0 34px;border:2px solid rgba(38,139,193,.2);border-radius:50%;animation:qaSpin 1.8s linear infinite}#screen-qa .qa-thinking-orbit i{position:absolute;width:7px;height:7px;border-radius:50%;background:#25b9ad}#screen-qa .qa-thinking-orbit i:nth-child(1){left:13px;top:-4px}#screen-qa .qa-thinking-orbit i:nth-child(2){right:-2px;bottom:5px}#screen-qa .qa-thinking-orbit i:nth-child(3){left:0;bottom:0;background:#dfbf63}@keyframes qaSpin{to{transform:rotate(360deg)}}
#screen-qa .qa-thinking-enterprise strong{display:block;color:#20435f;margin-bottom:7px}#screen-qa .qa-thinking-enterprise ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:5px 12px}#screen-qa .qa-thinking-enterprise li{font-size:10px;color:#98a7b5}#screen-qa .qa-thinking-enterprise li.active{color:#0f79b7;font-weight:700}#screen-qa .qa-thinking-enterprise li.done{color:#2b9a88}#screen-qa .qa-thinking-enterprise li.done:before{content:'✓ ';}
#screen-qa .qa-answer-card{position:relative;color:#1d334d;line-height:1.72}#screen-qa .qa-answer-content{font-size:14px}#screen-qa .qa-answer-content p{margin:0 0 12px}#screen-qa .qa-answer-content h3,#screen-qa .qa-answer-content h4,#screen-qa .qa-answer-content h5{margin:18px 0 8px;color:#0e426d}#screen-qa .qa-answer-content ul,#screen-qa .qa-answer-content ol{margin:6px 0 14px;padding-left:23px}#screen-qa .qa-answer-content li{margin:5px 0}
#screen-qa .qa-answer-content blockquote{margin:12px 0;padding:10px 14px;border-left:4px solid #46a7d6;border-radius:0 10px 10px 0;background:#eff8fc;color:#4d657b}#screen-qa .qa-answer-content code{padding:2px 5px;border-radius:5px;background:#eaf2f8;color:#0b5c93}#screen-qa .qa-code{position:relative;padding:27px 14px 14px;background:#10283e;color:#e8f6ff;border-radius:12px;overflow:auto}#screen-qa .qa-code>span{position:absolute;top:5px;right:10px;color:#8db2cc;font-size:10px}#screen-qa .qa-code code{background:transparent;color:inherit;padding:0;white-space:pre}
#screen-qa .qa-table-wrap{overflow:auto;margin:12px 0;border:1px solid #cfe0ec;border-radius:12px}#screen-qa .qa-table-wrap table{width:100%;border-collapse:collapse;min-width:420px}#screen-qa .qa-table-wrap th,#screen-qa .qa-table-wrap td{padding:9px 11px;border-bottom:1px solid #dae7f0;text-align:left;vertical-align:top}#screen-qa .qa-table-wrap th{background:#eef7fc;color:#175984}#screen-qa .qa-math{font-family:Georgia,serif;font-style:italic;color:#245b82}#screen-qa .qa-math.block{display:block;text-align:center;padding:12px;background:#f3f8fb;border-radius:10px;margin:12px 0}#screen-qa .qa-md-image{max-width:100%;border-radius:12px;margin:10px 0}
#screen-qa .qa-answer-card.is-long.collapsed .qa-answer-content{max-height:440px;overflow:hidden;mask-image:linear-gradient(#000 78%,transparent)}#screen-qa .qa-expand-answer{display:block;margin:2px auto 10px;border:0;background:transparent;color:#126dad;font-weight:700;cursor:pointer}
#screen-qa .qa-next-steps{margin-top:18px;padding-top:14px;border-top:1px dashed #bdd2e1}#screen-qa .qa-next-steps header{display:flex;justify-content:space-between;align-items:center;margin-bottom:9px}#screen-qa .qa-next-steps header span{font-weight:800;color:#174b73}#screen-qa .qa-next-steps header small{color:#8798a8}#screen-qa .qa-next-steps>div{display:grid;gap:6px}#screen-qa .qa-next-steps button{display:flex;align-items:center;gap:10px;border:1px solid rgba(50,126,185,.16);background:rgba(242,249,253,.72);border-radius:10px;padding:8px 10px;text-align:left;cursor:pointer;color:#29445f}#screen-qa .qa-next-steps button:hover{border-color:#4c9cd2;background:#fff}#screen-qa .qa-next-steps button b{color:#1697b7;font-size:10px}
#screen-qa .qa-answer-toolbar{display:flex;gap:5px;flex-wrap:wrap;margin-top:14px;padding-top:11px;border-top:1px solid rgba(83,138,178,.12)}#screen-qa .qa-answer-toolbar button{border:1px solid #cbddea;background:rgba(255,255,255,.7);border-radius:8px;padding:6px 9px;color:#526a80;font-size:11px;cursor:pointer}#screen-qa .qa-answer-toolbar button:hover,#screen-qa .qa-answer-toolbar button.active{border-color:#4a9bd2;color:#0d65a0;background:#f0f9ff}
#screen-qa .qa-evidence-panel{padding:17px;display:flex;flex-direction:column}#screen-qa .qa-evidence-empty{padding:20px 12px;text-align:center;color:#8395a7;border:1px dashed #bfd6e6;border-radius:12px;background:rgba(255,255,255,.45)}#screen-qa .qa-evidence-empty[hidden]{display:none}#screen-qa .qa-evidence-list{flex:1;overflow:auto;min-height:0;margin:8px 0}
#screen-qa .qa-evidence-card{border:1px solid rgba(70,136,188,.18);border-radius:12px;background:rgba(255,255,255,.68);margin-bottom:8px;overflow:hidden}#screen-qa .qa-evidence-head{display:flex;justify-content:space-between;align-items:center;width:100%;border:0;background:transparent;padding:11px;text-align:left;cursor:pointer}#screen-qa .qa-evidence-head span b,#screen-qa .qa-evidence-head span small{display:block}#screen-qa .qa-evidence-head span b{color:#21415f}#screen-qa .qa-evidence-head span small{color:#8193a4;margin-top:3px}#screen-qa .qa-evidence-head>strong{font-size:12px;color:#168a80}
#screen-qa .qa-evidence-original{padding:0 11px 12px;border-top:1px solid rgba(78,139,182,.12)}#screen-qa .qa-evidence-original p{font-size:11px;line-height:1.6;color:#60778d;max-height:150px;overflow:auto}#screen-qa .qa-evidence-original button,#screen-qa .qa-source-link{border:0;background:transparent;color:#126dac;font-weight:700;padding:0;cursor:pointer;text-decoration:none;display:inline-flex;margin-right:12px}
#screen-qa .qa-evidence-summary{padding:0 11px 11px;color:#60778d;font-size:11px;line-height:1.55}
#screen-qa .qa-evidence-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;padding-top:10px;border-top:1px solid rgba(54,120,170,.15)}#screen-qa .qa-evidence-metrics div{padding:9px 5px;text-align:center;border-radius:10px;background:rgba(238,247,252,.72)}#screen-qa .qa-evidence-metrics span,#screen-qa .qa-evidence-metrics strong{display:block}#screen-qa .qa-evidence-metrics span{font-size:10px;color:#7b8fa2}#screen-qa .qa-evidence-metrics strong{color:#164f78;margin-top:3px}
#screen-qa .qa-error-state{padding:14px;border-radius:12px;background:#fff5f2;color:#8c463b}#screen-qa .qa-error-state button{display:block;margin:8px 0;border:0;background:#fff;color:#126dab;padding:7px 10px;border-radius:8px;cursor:pointer}#screen-qa .qa-error-state small{display:block;color:#a47b73}
@media(max-width:1450px){#screen-qa .qa-enterprise-layout{grid-template-columns:240px minmax(480px,1fr) 270px}#screen-qa .agent-live-status>span{min-width:78px;padding:8px}}
@media(max-width:1100px){#screen-qa .qa-agent-head{align-items:flex-start;flex-direction:column}#screen-qa .agent-live-status{justify-content:flex-start}#screen-qa .qa-enterprise-layout{height:auto;grid-template-columns:230px 1fr}#screen-qa .qa-evidence-panel{grid-column:1/-1;height:auto;max-height:420px}#screen-qa .qa-agent-sidebar,#screen-qa .qa-agent-chat{height:720px}}
@media(max-width:760px){#screen-qa .qa-enterprise-layout{display:block}#screen-qa .qa-agent-sidebar,#screen-qa .qa-agent-chat,#screen-qa .qa-evidence-panel{height:auto;margin-bottom:12px}#screen-qa .qa-agent-chat{min-height:680px}#screen-qa .qa-form{flex-direction:column}#screen-qa .qa-form-actions{justify-content:flex-end}#screen-qa .agent-live-status>span{flex:1}}

/* 2026-07-11 Agent workspace refinement: denser shell, larger readable chat. */
#screen-qa .qa-enterprise-layout{grid-template-columns:minmax(205px,235px) minmax(620px,1fr) minmax(235px,275px);height:calc(100vh - 205px);min-height:700px;gap:14px}
#screen-qa .qa-agent-sidebar{padding:13px}
#screen-qa .qa-agent-chat{padding:11px}
#screen-qa .chat-window{padding:10px 4px 14px}
#screen-qa .message.ai{width:98%;max-width:98%;padding-left:14px;padding-right:14px}
#screen-qa .message.user{max-width:86%}
#screen-qa .qa-answer-content{font-size:15px;line-height:1.82}
#screen-qa .qa-evidence-panel{padding:13px}
#screen-qa .qa-evidence-empty{display:flex;flex-direction:column;align-items:center;gap:4px;padding:15px 10px}
#screen-qa .qa-evidence-empty strong{color:#4c657b;font-size:13px}
#screen-qa .qa-evidence-empty span{color:#8b9bab;font-size:11px}
#screen-qa .qa-thinking-enterprise>div:last-child>span{display:block;margin-top:4px;color:#8497a9;font-size:11px}

#screen-qa .qa-agent-robot{--robot-size:54px;position:relative;flex:0 0 var(--robot-size);width:var(--robot-size);height:var(--robot-size);display:grid;place-items:center;border-radius:17px;background:linear-gradient(145deg,rgba(226,247,255,.96),rgba(255,255,255,.9));border:1px solid rgba(61,143,197,.24);box-shadow:0 8px 22px rgba(25,94,142,.13);overflow:hidden;isolation:isolate}
#screen-qa .qa-agent-robot img{width:66px;height:66px;object-fit:contain;object-position:center 42%;transform-origin:50% 78%;filter:drop-shadow(0 4px 5px rgba(21,77,118,.17));will-change:transform}
#screen-qa .qa-agent-robot i{position:absolute;right:5px;bottom:5px;width:8px;height:8px;border-radius:50%;background:#24b79e;border:2px solid #fff;box-shadow:0 0 0 3px rgba(36,183,158,.13)}
#screen-qa .qa-agent-robot[data-state="idle"] img{animation:qaRobotIdle 2.8s ease-in-out infinite}
#screen-qa .qa-agent-robot[data-state="thinking"]{box-shadow:0 8px 25px rgba(33,150,191,.22),0 0 0 3px rgba(42,171,203,.08)}
#screen-qa .qa-agent-robot[data-state="thinking"] img{animation:qaRobotThinking 1s ease-in-out infinite}
#screen-qa .qa-agent-robot[data-state="thinking"] i{background:#e0b958;animation:qaRobotPulse .8s ease-in-out infinite}
#screen-qa .qa-agent-robot[data-state="speaking"] img{animation:qaRobotSpeaking .62s ease-in-out infinite alternate}
#screen-qa .qa-agent-robot[data-state="speaking"] i{background:#2c9de0;animation:qaRobotPulse .62s ease-in-out infinite}
#screen-qa .qa-agent-robot[data-state="completed"] img{animation:qaRobotComplete .7s cubic-bezier(.2,.8,.3,1) both}
#screen-qa .qa-agent-robot[data-state="completed"] i{background:#24b79e;box-shadow:0 0 0 5px rgba(36,183,158,.16)}
@keyframes qaRobotIdle{0%,100%{transform:translateY(1px) rotate(-1deg)}50%{transform:translateY(-3px) rotate(1deg)}}
@keyframes qaRobotThinking{0%,100%{transform:translateY(1px) rotate(-2deg) scale(.98)}50%{transform:translateY(-3px) rotate(2deg) scale(1.02)}}
@keyframes qaRobotSpeaking{from{transform:translateY(0) rotate(-1deg)}to{transform:translateY(-2px) rotate(1.5deg)}}
@keyframes qaRobotComplete{0%{transform:scale(.92) rotate(-4deg)}55%{transform:scale(1.08) rotate(3deg)}100%{transform:scale(1) rotate(0)}}
@keyframes qaRobotPulse{50%{transform:scale(.7);opacity:.55}}

@media(max-width:1450px){#screen-qa .qa-enterprise-layout{grid-template-columns:205px minmax(540px,1fr) 240px;gap:10px}}
@media(max-width:1200px){#screen-qa .qa-enterprise-layout{grid-template-columns:205px minmax(500px,1fr)}#screen-qa .qa-evidence-panel{grid-column:1/-1}}
@media(prefers-reduced-motion:reduce){#screen-qa .qa-agent-robot img,#screen-qa .qa-agent-robot i{animation:none!important}}

/* Laboratory identity: preserve the complete word-cloud silhouette, never crop or blend it. */
.brand-image-mark{width:74px;height:74px;padding:5px!important;overflow:visible!important;border-radius:20px;background:linear-gradient(145deg,rgba(242,252,255,.98),rgba(177,224,241,.92))!important;box-shadow:0 16px 38px rgba(77,177,211,.22),inset 0 0 0 1px rgba(255,255,255,.8)!important}
.brand-image-mark img{display:block;width:100%!important;height:100%!important;object-fit:contain!important;object-position:center!important;transform:none!important;mix-blend-mode:normal!important;filter:drop-shadow(0 3px 4px rgba(22,76,111,.15));image-rendering:auto}

/* The same laboratory mark is used in the conversation header. */
#screen-qa .qa-agent-robot{padding:5px;overflow:visible;background:linear-gradient(145deg,rgba(244,253,255,.98),rgba(210,239,249,.92))}
#screen-qa .qa-agent-robot img{display:block;width:100%;height:100%;object-fit:contain;object-position:center;transform:none!important;animation:none!important;filter:drop-shadow(0 2px 3px rgba(16,70,105,.14))}
#screen-qa .qa-agent-robot[data-state="thinking"],#screen-qa .qa-agent-robot[data-state="speaking"]{animation:qaIdentityGlow 1.25s ease-in-out infinite}
#screen-qa .qa-agent-robot[data-state="completed"]{animation:qaIdentityComplete .65s ease-out both}
@keyframes qaIdentityGlow{50%{box-shadow:0 8px 25px rgba(33,150,191,.28),0 0 0 4px rgba(42,171,203,.1)}}
@keyframes qaIdentityComplete{50%{transform:scale(1.05)}100%{transform:scale(1)}}

/* Customer-provided skiing animation: persistent video node prevents restarts between status phrases. */
#screen-qa .qa-thinking-media{position:relative;flex:0 0 86px;width:86px;height:72px;display:grid;place-items:center;border-radius:16px;overflow:hidden;background:linear-gradient(145deg,rgba(237,250,255,.92),rgba(255,255,255,.72));border:1px solid rgba(61,151,191,.16);box-shadow:inset 0 1px 0 rgba(255,255,255,.9)}
#screen-qa .qa-thinking-media video{display:block;width:84px;height:80px;object-fit:contain;object-position:center;mix-blend-mode:multiply;filter:saturate(1.12) contrast(1.06);transform:translateY(1px)}
#screen-qa .qa-thinking-enterprise{align-items:center;min-height:94px}
#screen-qa .qa-thinking-orbit{display:none}
@media(max-width:760px){#screen-qa .qa-thinking-media{flex-basis:72px;width:72px;height:64px}#screen-qa .qa-thinking-media video{width:70px;height:70px}}

/* 20260714 final delivery: mobile controls retain the compact visual style with a full touch target. */
@media(max-width:760px){
  #screen-qa .qa-mode-switch button,#screen-qa .qa-answer-toolbar button,
  #screen-qa .qa-next-steps button,#screen-qa .qa-history-open,
  #screen-qa .qa-evidence-head{min-height:44px}
}