.room-shell{--room-green:#145641;--room-ink:#173f33;--room-muted:#52685e;color:var(--room-ink);max-width:1400px;margin:0 auto 32px}.room-shell #tutorPanel{max-height:none!important;overflow:visible!important}.room-session-bar{display:flex;align-items:center;gap:24px;background:#123e31;color:#fff;border-radius:22px 22px 0 0;padding:20px 26px;position:sticky;top:0;z-index:5;box-shadow:0 8px 22px #103b3014}.room-identity{display:flex;align-items:center;gap:15px;flex:1;min-width:0}.room-identity img{width:58px;height:64px;object-fit:cover;object-position:50% 18%;border-radius:18px}.room-identity h1{font-size:26px;line-height:1.1;color:#fff;margin:0 0 5px}.room-identity .eyebrow{color:#b6d9c5;font-size:10px;margin:0 0 4px}.room-identity #tutorStatus{color:#d5e5dc;font-size:12px;line-height:1.5;margin:0;max-width:530px}.room-time{display:flex;flex-direction:column;text-align:right;min-width:90px}.room-time span,.room-time small{font-size:10px;color:#b6d9c5}.room-time strong{font-size:24px;font-variant-numeric:tabular-nums;line-height:1.4;color:#fff}.room-session-actions{display:flex;gap:8px;align-items:center}.room-session-actions[hidden],.room-shell [hidden]{display:none!important}.room-session-actions .button{padding:10px 14px;font-size:12px;min-height:42px;background:#dbefdf;color:#143e30}.room-session-actions .secondary{background:transparent;border:1px solid #93b5a6;color:#fff}.room-shell #tutorClose{display:none!important}.room-layout{display:grid;grid-template-columns:minmax(0,1.48fr) minmax(310px,1fr);align-items:start;background:#f3f6ef;border:1px solid #d6e2d9;border-top:0;gap:20px;padding:24px}.room-board{min-height:470px;grid-column:1;grid-row:1/span 2;background:#fffdf6;border:1px solid #dedecb;border-radius:16px;padding:26px;box-shadow:0 4px 20px #1d492608}.room-board-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.room-board h2,.room-conversation h2{font-size:25px;line-height:1.2;margin:0;color:var(--room-ink)}.room-board .eyebrow,.room-conversation .eyebrow{font-size:10px;margin:0 0 5px}.room-practice-label{font-size:10px;border:1px solid #ccdaca;border-radius:30px;padding:6px 9px;white-space:nowrap;color:#546653}.room-board-intro{font-size:13px;line-height:1.6;color:var(--room-muted);margin:13px 0 16px}.board-empty{padding:54px 22px;text-align:center;border-radius:12px;background:linear-gradient(135deg,#edf2e7,#f8f6ea);border:1px dashed #c9d7bf}.board-empty-mark{display:inline-grid;place-items:center;width:66px;height:66px;font-family:Georgia,serif;font-size:32px;border-radius:18px;background:#dbe9d3;color:#316141;transform:rotate(-5deg)}.board-empty h3{font-size:23px;line-height:1.3;margin:22px 0 12px;color:#244c36}.board-empty p{font-size:13px;line-height:1.7;max-width:330px;margin:10px auto;color:#51634e}.board-empty p:last-child{font-size:11px;max-width:280px}.room-conversation{background:#fff;border:1px solid #d7e3da;border-radius:16px;padding:22px;min-width:0}.room-conversation .conversation-head{border:0;margin:0 0 12px;padding:0}.room-start p{font-size:13px;color:var(--room-muted)}.room-start .button-row{gap:8px;display:flex;flex-wrap:wrap}.room-start .button{font-size:12px;padding:11px 14px;min-height:44px}.room-start .room-help{font-size:11px;line-height:1.65}.room-conversation .captions{height:190px;min-height:100px;max-height:34vh;background:#f6f8f3;border-radius:10px;padding:14px;overflow:auto;border:1px solid #e2e8df;font-size:13px;line-height:1.6}.room-conversation .captions p{font-size:13px;line-height:1.6;margin:0 0 12px}.room-conversation .caption-placeholder{color:#6a7c6c;font-style:italic}.room-conversation #tutorTextForm{margin-top:14px}.room-conversation label{font-size:12px;display:block;margin-bottom:7px}.room-conversation .text-send{display:flex;gap:8px}.room-conversation .text-send input{min-width:0;flex:1;margin:0;font-size:12px}.room-conversation .text-send .button{font-size:12px;padding:10px 12px}.room-context{grid-column:2;display:grid;gap:10px;min-width:0}.room-context>details{border:1px solid #d5e0d4;background:#eaf0e5;border-radius:12px;padding:15px 17px}.room-context summary{font-weight:700;font-size:13px;cursor:pointer;min-height:22px}.room-context h2{font-size:19px;margin:8px 0}.room-context h3{font-size:15px;margin:16px 0 6px}.room-context p{font-size:12px;line-height:1.65;margin:8px 0;color:#53644f}.room-context .eyebrow{margin-top:16px;font-size:9px}.room-context .card{padding:0;border:0;background:none;box-shadow:none}.room-context .tutor-orientation,.room-context .tutor-development{display:block;margin:16px 0 0}.room-context .tutor-development article+article{margin-top:18px}.room-context form input,.room-context form textarea,.room-context form select{font-size:12px;width:100%;min-width:0}.room-context form label{font-size:12px}.room-context .tutor-priorities{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:10px}.room-context .tutor-priorities label{display:flex;align-items:center;gap:5px}.room-context .tutor-priorities input{width:auto}.room-context .skill-chips{display:flex;flex-wrap:wrap;gap:6px}.room-context .skill-chips span{font-size:10px;padding:6px}.room-footer{display:flex;justify-content:space-between;align-items:center;gap:16px;background:#e7eee3;border:1px solid #d6e2d9;border-top:0;border-radius:0 0 18px 18px;padding:15px 24px}.room-footer p{font-size:10px;color:#53644f;max-width:620px;line-height:1.7;margin:0}.room-footer div{display:flex;gap:18px;white-space:nowrap}.room-footer a{font-size:11px;color:#1c593f}.room-mobile-tabs{display:none}.board-item{border-top:1px solid #dde2d2;padding:20px 0}.board-item:first-child{border-top:0;padding-top:0}.board-item h3{font-size:16px;margin:0 0 8px;color:#235239}.board-item .board-instruction{font-size:14px;line-height:1.65;white-space:pre-wrap}.board-source{font-family:Georgia,serif;font-size:20px;line-height:1.65;padding:18px;background:#f0f0df;border-left:3px solid #7b9b5a;border-radius:0 10px 10px 0;white-space:pre-wrap;overflow-wrap:anywhere;margin:16px 0}.board-item label{font-size:12px;font-weight:700}.board-item textarea{width:100%;min-height:106px;padding:13px;border:1px solid #adbea5;border-radius:10px;background:#fffefb;resize:vertical;font-size:14px;line-height:1.6;margin:8px 0 10px}.board-submit-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.board-submit-row .button{font-size:12px;min-height:44px;padding:10px 18px}.board-item-status{font-size:11px;color:#53644f}.board-feedback{margin-top:18px;border:1px solid #c8dec5;border-radius:12px;background:#edf6e9;padding:18px}.board-feedback h4{font-size:14px;margin:0 0 10px;color:#225a32}.board-feedback p{font-size:13px;line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere;margin:8px 0}.board-feedback .suggested{font-family:Georgia,serif;font-size:17px}.room-shell button:focus-visible,.room-shell summary:focus-visible,.room-shell input:focus-visible,.room-shell textarea:focus-visible,.room-shell a:focus-visible{outline:3px solid #b48728;outline-offset:3px}.room-shell #boardNotice{font-size:12px;line-height:1.6;color:#466534;min-height:0;margin:8px 0}.room-shell .is-active .room-start{display:none}
@media(min-width:1000px){.room-context .room-focus{max-height:340px;overflow:auto}.room-shell.is-active .room-start{display:none}.room-shell.is-active .captions{height:310px;max-height:45vh}}
@media(max-width:999px) and (min-width:701px){.room-layout{grid-template-columns:minmax(0,1.15fr) minmax(270px,1fr);padding:16px;gap:14px}.room-board{padding:19px}.room-conversation{padding:17px}.room-session-bar{gap:15px;padding:18px}.room-session-actions{flex-direction:column}.room-practice-label{display:none}.room-board h2{font-size:23px}}
@media(max-width:700px){.room-shell{margin:0 -4px 18px}.room-session-bar{padding:15px 13px;gap:10px;flex-wrap:wrap;border-radius:16px 16px 0 0}.room-identity{gap:10px}.room-identity img{width:42px;height:48px;border-radius:12px}.room-identity h1{font-size:21px}.room-identity .eyebrow{font-size:8px}.room-identity #tutorStatus{font-size:10px;max-width:200px}.room-time{min-width:65px}.room-time strong{font-size:20px}.room-time span,.room-time small{font-size:9px}.room-session-actions{width:100%;justify-content:flex-end;gap:8px}.room-session-actions .button{min-height:38px;font-size:11px;padding:8px 12px}.room-mobile-tabs{display:grid;grid-template-columns:1fr 1.3fr 1fr;background:#e1ead9;border:1px solid #ccd9c5;border-top:0;padding:5px;gap:4px;position:sticky;top:108px;z-index:4}.room-mobile-tabs button{background:transparent;color:#426144;border:0;border-radius:8px;min-height:44px;padding:8px 3px;font-size:11px;font-weight:700}.room-mobile-tabs button[aria-selected=true]{background:#fffdf6;box-shadow:0 2px 6px #26432e12;color:#244b33}.room-layout{display:block;padding:12px;min-height:420px}.room-board,.room-conversation,.room-context{display:none}.room-shell[data-room-tab=board] .room-board,.room-shell[data-room-tab=amelia] .room-conversation{display:block}.room-shell[data-room-tab=context] .room-context{display:grid}.room-board{padding:18px;min-height:420px}.room-board h2{font-size:23px}.room-practice-label{display:none}.room-board-intro{font-size:12px}.board-empty{padding:34px 14px}.board-empty h3{font-size:22px}.board-empty p{font-size:12px}.room-conversation{padding:18px}.room-conversation .captions{height:230px;max-height:40vh}.room-context>details{padding:17px}.room-footer{display:block;padding:13px 17px}.room-footer p{font-size:9px}.room-footer div{margin-top:10px;justify-content:space-between}.board-source{font-size:18px;padding:15px}.board-feedback{padding:14px}.board-item h3{font-size:15px}.room-shell.is-active .room-start{display:none}}

@media(min-width:701px){.room-board{grid-row:1;min-height:515px;height:100%}.room-context{grid-column:1/-1;grid-template-columns:repeat(3,minmax(0,1fr));align-items:start}.room-context .room-focus{max-height:none}.room-layout{align-items:stretch}}
@media(max-width:700px){.room-shell[data-room-tab=context] .room-context{max-height:70vh;overflow:auto}}

.room-session-bar{top:var(--site-header-height,80px)}.room-mobile-tabs{top:calc(var(--site-header-height,80px) + var(--session-bar-height,140px))}.room-shell.is-active .room-start{display:none}.platform-v2:has(.room-shell) main{padding-bottom:24px}.platform-v2:has(.room-shell)>.site-footer,.platform-v2:has(.room-shell)>.emma-launcher,.platform-v2:has(.room-shell)>.emma-panel{display:none!important}
.room-shell .room-session-actions #tutorEnd{color:#143e30!important}
.room-shell .room-session-actions #tutorEnd,.room-shell .room-session-actions #tutorEnd:disabled{background:#fff3cf!important;color:#173f33!important;border:2px solid #fff3cf!important;opacity:1!important;min-height:44px}
.room-shell .room-session-actions #tutorEnd:hover{background:#fff!important;color:#173f33!important}
.room-shell .room-session-actions #tutorEnd:active{background:#e1ebdc!important;color:#173f33!important}
.room-shell .room-session-actions #tutorEnd:focus-visible{outline:3px solid #fff!important;outline-offset:4px}
.room-shell .room-session-actions #tutorEnd:disabled{cursor:default;border-style:dashed!important}
.session-history .session-hero .button{color:#173f33!important;background:#fff3cf!important;opacity:1!important}.session-history .session-hero .button.secondary{background:#fff!important}.session-history .session-hero .button:hover,.session-history .session-hero .button:active{color:#173f33!important;background:#e1ebdc!important}.platform-v2:has(.session-history)>.emma-launcher,.platform-v2:has(.session-history)>.emma-panel{display:none!important}
.transcript-choice{display:flex;gap:10px;align-items:flex-start;font-weight:700}.transcript-choice input{width:20px;min-width:20px;height:20px;margin-top:3px}
.session-history{max-width:1120px;margin:0 auto 48px;color:#173f33}.session-hero{background:#123e31;color:#fff;border-radius:24px;padding:32px;margin-bottom:24px}.session-hero h1{color:#fff}.session-hero p,.session-hero .eyebrow{color:#d9e8df}.session-hero .button{background:#fff3cf;color:#173f33;border:1px solid #fff3cf}.session-hero .button.secondary{background:#fff;color:#173f33}.session-hero p{overflow-wrap:anywhere}.session-card{padding:28px;background:#fffdf6;border:1px solid #d8e3d9;border-radius:20px;margin-bottom:20px}.session-card h2{font-size:25px;line-height:1.3}.session-card h3{font-size:20px}.session-card p,.session-card li{line-height:1.7;overflow-wrap:anywhere}.session-summary-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:20px}.session-history-list{display:grid;grid-template-columns:1fr 1fr;gap:20px}.session-history-list .session-card{margin:0}.session-card textarea{width:100%;min-height:120px}.session-card form{margin-top:16px}.session-transcript{max-height:650px;overflow:auto}.session-transcript p{padding:14px;border-bottom:1px solid #d8e3d9}.preserve-lines{white-space:pre-wrap}.session-history a:focus-visible,.session-history button:focus-visible{outline:3px solid #145641;outline-offset:4px}.session-hero a:focus-visible{outline-color:#fff}
@media(max-width:700px){.session-hero{padding:23px 18px}.session-hero h1{font-size:30px}.session-summary-grid,.session-history-list{grid-template-columns:1fr}.session-card{padding:20px 16px}.session-history .button-row{display:flex;flex-wrap:wrap;gap:10px}.session-history .button{font-size:13px}}
/* Shared professional toolkit */
.room-identity h1 small{display:block;font:500 11px/1.7 system-ui;color:#d9e8df}.room-identity img{width:64px;height:64px;border-radius:50%;object-position:center}.amelia-state{display:inline-flex;align-items:center;gap:6px;font-size:11px;color:#e0f0e4}.amelia-state:before{content:'';width:7px;height:7px;border-radius:50%;background:#c2dabb}.amelia-state[data-state=speaking]:before{background:#f5d274;box-shadow:0 0 0 3px #f5d27422}.tool-switch-label{display:block;font-size:12px;font-weight:700;margin-top:18px}.room-board #teachingTool{width:100%;min-height:46px;background:#fff;border:1px solid #9ab59f;color:#173f33;border-radius:10px;margin:7px 0 16px;padding:10px 12px;font-size:15px}.toolkit-item select{width:100%;min-height:46px;margin:7px 0 14px;padding:10px;font-size:14px}.toolkit-item label{display:block}.toolkit-item .board-instruction,.tool-empty{font-size:14px;line-height:1.7}.tool-empty{padding:24px;border:1px dashed #bdceb8;border-radius:12px;background:#f1f5ec}.teaching-visuals{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:18px 0}.teaching-visuals figure{margin:0}.teaching-visuals figure:only-child{grid-column:1/-1}.teaching-visuals img{display:block;width:100%;height:auto;border-radius:12px;background:#eceee8}.teaching-visuals figcaption{font-size:12px;color:#53644f;margin:6px 0}.vocabulary-example{font-family:Georgia,serif;font-size:20px;line-height:1.6;border-left:3px solid #7b9b5a;padding-left:16px}.tool-goals details{margin:16px 0;border:1px solid #d1deca;padding:16px;border-radius:12px}.tool-goals summary{font-weight:700;cursor:pointer;min-height:36px}.tool-goals .card,#toolHomework .card{border:0;box-shadow:none;padding:0;background:transparent}.tool-goals .tutor-orientation{display:block}.tool-goals .tutor-priorities{display:grid;grid-template-columns:1fr 1fr}.tool-goals .tutor-priorities label{display:flex;align-items:center;gap:8px}.tool-goals .tutor-priorities input{width:20px;height:20px}.room-shell select:focus-visible,.session-history select:focus-visible{outline:3px solid #b48728;outline-offset:3px}.room-shell #roomContext[hidden]{display:none!important}.room-layout{align-items:start}.room-board{height:auto;min-height:550px}.room-conversation{position:sticky;top:calc(var(--site-header-height,80px) + var(--session-bar-height,140px) + 15px)}.session-identity{display:flex;align-items:center;gap:12px}.session-identity img,.amelia-small-identity img{width:56px;height:56px;border-radius:50%}.session-versions summary{cursor:pointer;min-height:44px;padding:12px 0;font-weight:700}.session-versions article{border-top:1px solid #d7e2d3;padding:14px 0}.session-card .teaching-visuals{max-width:850px}.session-card form select{min-height:44px}.tool-goals p,#toolHomework p{font-size:14px;line-height:1.7}.toolkit-item h3{line-height:1.5;white-space:pre-wrap;overflow-wrap:anywhere}.room-board .board-empty{margin-top:15px}.toolkit-item button{margin-top:10px}.session-history .visual-response{white-space:pre-wrap}.tool-goals .skill-chips{display:flex;flex-wrap:wrap;gap:8px}.tool-goals .skill-chips span{font-size:12px}
@media(max-width:700px){.room-identity img{width:48px;height:48px}.room-identity h1 small{font-size:10px}.room-conversation{position:static}.teaching-visuals{grid-template-columns:1fr}.room-board{min-height:420px}.room-mobile-tabs{grid-template-columns:1fr 1.3fr 1fr}.tool-goals .tutor-priorities{grid-template-columns:1fr}.room-shell .button{min-height:44px}.room-board #teachingTool{font-size:16px}}
@media(prefers-reduced-motion:reduce){.room-shell *, .session-history *{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.visual-dialog{width:min(1000px,94vw);max-height:92vh;padding:18px;border:1px solid #a9c2ae;border-radius:18px;background:#fffdf6}.visual-dialog::backdrop{background:#082319bf}.visual-dialog img{display:block;max-width:100%;width:auto;max-height:76vh;height:auto;margin:15px auto}.visual-dialog button:focus-visible{outline:3px solid #b48728;outline-offset:3px}.teaching-visuals button{font-size:12px;min-height:44px}.amelia-small-identity{display:flex;align-items:center;gap:12px}.amelia-account-identity{border-radius:50%;object-fit:cover}.contact-business{display:grid;grid-template-columns:1fr 1.5fr;gap:30px}.contact-business p{line-height:1.8}
@media(max-width:999px){.teaching-visuals{grid-template-columns:1fr}}
@media(max-width:700px){.contact-business{grid-template-columns:1fr;gap:12px}}

/* Owner acceptance: tutor presence stays with the live conversation. */
.amelia-tutor-card{display:flex;align-items:center;gap:1.1rem;padding:1rem;margin-bottom:1.1rem;background:#edf3e8;border-radius:16px}.amelia-tutor-card img{width:112px;height:112px;object-fit:cover;border-radius:18px;flex:none}.amelia-tutor-card strong{font-size:1.45rem}.amelia-tutor-card p{margin:.2rem 0 .55rem}.visual-delivery-notice{padding:1rem;border:2px solid #116057;border-radius:12px;margin-bottom:1rem}.is-current-visual{border-left:4px solid #116057;padding-left:1rem}.is-current-visual h3::before{content:"Amelia’s active visual activity";display:block;font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:.6rem;color:#116057}@media(max-width:600px){.amelia-tutor-card{gap:.8rem;padding:.75rem}.amelia-tutor-card img{width:72px;height:72px}.amelia-tutor-card strong{font-size:1.15rem}.room-shell[data-room-tab="board"] .amelia-tutor-card{display:flex}}

.amelia-tutor-card .amelia-state{color:#214f42}.amelia-tutor-card .amelia-state:before{background:#39735c}.amelia-tutor-card .amelia-state[data-state=speaking]:before{background:#926316}
.room-board .amelia-tutor-card{margin-bottom:1rem}.room-board,.toolkit-item{scroll-margin-top:calc(var(--site-header-height,80px) + var(--session-bar-height,140px) + 65px)}@media(max-width:700px){.room-shell.has-active-visual .room-board-intro{display:none}.room-board .amelia-tutor-card img{width:64px;height:64px}}

@media(max-width:700px){.room-board .amelia-tutor-card{position:sticky;top:calc(var(--site-header-height,80px) + var(--session-bar-height,140px) + 49px);z-index:3;box-shadow:0 3px 8px #183c2612}.toolkit-item{scroll-margin-top:calc(var(--site-header-height,80px) + var(--session-bar-height,140px) + 165px)}}