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span{padding:5px 8px;border-radius:8px;background:var(--bg,#f3f7f2);font-size:10px;color:var(--muted,#687769)}.chat-subject-trends b{color:var(--ink,#2f3e32)}.chat-subject-trends .up,.chat-demo-branches .up{color:#197752;font-style:normal}.chat-subject-trends .down{color:#b44938}.chat-demo-note{display:flex;gap:13px;align-items:flex-start;padding:17px 20px;border:1px solid #dce8d5;background:linear-gradient(105deg,#f2f8ee,#fff9ed);border-radius:15px;margin:0 0 20px}.chat-demo-note>span{font-size:24px;color:#f28719}.chat-demo-note strong{font-size:13px;color:#304931}.chat-demo-note p{font-size:11px;color:#667366;line-height:1.7;margin:5px 0 0}.chat-demo-shell{display:grid;grid-template-columns:250px minmax(0,1fr);gap:18px;align-items:stretch}.chat-demo-menu{padding:17px;background:var(--paper,#fff);border:1px solid var(--line,#e0e6e2);border-radius:17px;box-shadow:0 7px 25px #1f392a06}.chat-demo-menu-title{display:flex;flex-direction:column;gap:4px;margin:1px 3px 13px}.chat-demo-menu-title span,.chat-demo-analysis-head span{font-size:9px;letter-spacing:1.2px;font-weight:750;color:#77906c}.chat-demo-menu-title small{font-size:10px;color:var(--muted,#758174)}.chat-demo-option{width:100%;display:flex;align-items:center;gap:10px;text-align:left;padding:11px 10px;margin:5px 0;border:1px solid transparent;border-radius:12px;background:transparent;color:var(--ink,#293a2d);cursor:pointer}.chat-demo-option:hover,.chat-demo-option.active{background:#f1f7ee;border-color:#dbe8d4}.chat-demo-option-icon{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:#e6f0df;color:#54823e;font-size:18px;font-weight:700;flex-shrink:0}.chat-demo-option strong,.chat-demo-option small{display:block}.chat-demo-option strong{font-size:11px}.chat-demo-option small{font-size:9px;color:var(--muted,#718071);margin-top:4px;line-height:1.4}.chat-demo-menu-foot{border-top:1px solid var(--line,#e3e9e2);margin-top:14px;padding:14px 4px 2px}.chat-demo-menu-foot strong{display:block;font-size:10px}.chat-demo-menu-foot span{display:block;font-size:10px;line-height:1.6;color:var(--muted,#738073);margin-top:5px}.chat-demo-room{display:flex;flex-direction:column;min-height:600px}.chat-demo-conversation{padding:20px;flex:1;background:linear-gradient(160deg,#fafcf7,#fff)}.chat-demo-conversation .chat-bubble{font-size:12px}.chat-demo-conversation .chat-bubble p{font-size:12px;line-height:1.75}.chat-demo-analysis{margin:18px auto 0;max-width:650px;padding:17px 19px;border:1px solid #dfe8d9;border-radius:16px;background:#fff;box-shadow:0 7px 25px #1f392a08}.chat-demo-analysis-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.chat-demo-analysis-head>div{display:flex;flex-direction:column;gap:5px}.chat-demo-analysis-head strong{font-size:13px}.chat-demo-total{font-size:15px;white-space:nowrap;color:#2c603c}.chat-demo-total span{padding:0 5px;color:#83a076}.chat-demo-chart{width:100%;height:auto;margin-top:8px}.chat-demo-chart polyline{fill:none;stroke:#63a146;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round}.chat-demo-chart circle{fill:#fff;stroke:#70a64f;stroke-width:3}.chat-demo-chart .demo-grid{stroke:#e5ebe1;stroke-width:1}.chat-demo-chart .demo-axis{fill:#7b8879;font-size:10px}.chat-demo-chart .demo-value{fill:#315d37;font-size:12px;font-weight:700}.chat-demo-branches{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;margin:6px 0 12px}.chat-demo-branches>span,.chat-demo-homework-stats>span{display:flex;justify-content:space-between;gap:8px;padding:9px 11px;border-radius:9px;background:#f4f7f1;color:#657263;font-size:10px}.chat-demo-branches b,.chat-demo-homework-stats strong{color:#354438}.chat-demo-caption{display:block;font-size:9px;color:#838d7f;border-top:1px solid #edf0ea;padding-top:9px}.chat-demo-quick-prompts{max-width:650px;margin:15px auto 2px;color:#748071}.chat-demo-quick-prompts span{font-size:10px;font-weight:700}.chat-demo-quick-prompts p{font-size:10px;line-height:1.6;margin:5px 0}.chat-demo-homework-stats{display:grid;gap:8px;margin:20px 0}.chat-demo-homework-stats strong{font-size:11px}.chat-demo-input{display:flex;align-items:center;gap:10px;padding:13px 18px;border-top:1px solid var(--line,#e3e9e2);color:var(--muted,#788478);font-size:11px}.chat-demo-input span{flex:1;padding:13px 14px;background:var(--bg,#f5f8f3);border:1px solid var(--line,#e2e9de);border-radius:12px}.chat-demo-input button{width:38px;height:38px;border:0;border-radius:12px;background:#73a455;color:white;font-size:22px}.chat-demo-input button:disabled{opacity:.6}@media(max-width:1000px){.chat-demo-shell{grid-template-columns:1fr}.chat-demo-menu{padding:12px}.chat-demo-option{display:inline-flex;width:auto;max-width:100%;vertical-align:top}.chat-demo-option small{white-space:normal}.chat-demo-menu-foot{display:none}.chat-demo-room{min-height:520px}.chat-demo-conversation{padding:14px}.chat-demo-total{font-size:12px}.chat-demo-branches{grid-template-columns:1fr}}

.chat-demo-practice{max-width:660px;margin:12px 0;padding:17px;background:linear-gradient(145deg,#f3f8ed,#fff);border:1px solid #dce8d5;border-radius:16px}.chat-demo-practice-head{display:flex;justify-content:space-between;gap:12px;color:#75826d;font-size:9px;font-weight:800;letter-spacing:.7px}.chat-demo-practice-head strong{color:#4d783a;font-size:11px;letter-spacing:0}.chat-demo-practice>p{font-size:12px;line-height:1.75;color:#293a26;margin:11px 0}.chat-demo-practice>.chat-practice-options{max-width:none}.chat-demo-practice>small{display:block;margin-top:10px;color:#75816f;font-size:9px;line-height:1.6}
.chat-demo-audio{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 18px;background:#fff;border-top:1px solid #e7ece2;font-size:10px;color:#66745f}.chat-demo-audio small{flex-basis:100%;color:#899485;font-size:9px}
.chat-demo-bank{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;padding:9px 11px;border:1px solid #e4e9dd;border-radius:10px;background:#fff;color:#75826d;font-size:9px;font-weight:800;letter-spacing:.45px}.chat-demo-bank strong{color:#52753e;font-size:9px;letter-spacing:0}

.chat-quick-prompts{margin:18px 0;padding:18px 20px;border:1px solid #dfe8d8;border-radius:18px;background:radial-gradient(ellipse at 0 0,#edf5e8,transparent 48%),#fff;box-shadow:0 10px 28px #28482008}.chat-quick-heading{display:flex;align-items:center;gap:11px}.chat-quick-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:#fff1dc;color:#db7a20;font-size:18px}.chat-quick-heading>div{display:grid;gap:3px}.chat-quick-heading small{color:#8b774f;font-size:9px;font-weight:800;letter-spacing:1px}.chat-quick-heading strong{color:#2d442e;font-size:14px}.chat-quick-heading>span:last-child{margin-left:auto;color:#788477;font-size:10px}.chat-quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-top:13px}.chat-quick-grid button{min-height:48px;padding:10px 13px;text-align:left;border:1px solid #e0e8da;border-radius:12px;background:#ffffffdc;color:#344634;font:inherit;font-size:11px;line-height:1.5;transition:transform .16s,border-color .16s,box-shadow .16s}.chat-quick-grid button:hover{transform:translateY(-1px);border-color:#a5c38f;box-shadow:0 5px 14px #335d2210}.chat-quick-prompts>p{margin:10px 1px 0;color:#818b7d;font-size:9px;line-height:1.5}
.chat-welcome-hint{display:inline-block;padding:8px 12px;border-radius:99px;background:#f2f7ed;color:#6d7d63;font-size:10px}
.chat-progress{margin:18px 0;padding:19px 20px;border:1px solid #dce7d7;border-radius:18px;background:radial-gradient(ellipse at 100% 0,#fff2df,transparent 35%),linear-gradient(145deg,#f5f9f2,#fff 62%);box-shadow:0 10px 28px #28482008}.chat-progress-heading{align-items:flex-end;margin-bottom:13px}.chat-progress-heading>div{display:grid;gap:4px}.chat-progress-heading .eyebrow{color:#8b774f;font-size:9px;letter-spacing:1px;font-weight:800}.chat-progress-heading>div>strong{font-size:15px;color:#2d442e}.chat-progress-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(135px,1fr));gap:8px}.chat-progress-grid>article{display:grid;gap:7px;min-height:67px;padding:11px 12px;border:1px solid #e6ece1;border-radius:12px;background:#ffffffd9}.chat-progress-grid>article>small{color:#818b7d;font-size:8px;font-weight:800;letter-spacing:.55px}.chat-progress-grid>article>b{color:#315b39;font-size:17px;line-height:1.2}.chat-progress-grid>article>b span{color:#798575;font-size:10px;font-weight:500}.chat-week-homework{margin-top:14px;padding:14px;border:1px solid #e2e9dd;border-radius:13px;background:#fff}.chat-week-heading{display:flex;justify-content:space-between;align-items:center;gap:10px}.chat-week-heading strong{font-size:11px;color:#334832}.chat-week-heading>span{font-size:9px;color:#83907d}.chat-week-homework ul{list-style:none;padding:0;margin:8px 0 0}.chat-week-homework li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:8px 0;border-top:1px solid #eff2eb}.chat-week-homework li>span{font-size:10px;color:#566451}.chat-week-homework li>span b{color:#334832}.chat-week-homework li>small,.chat-week-more{font-size:9px;color:#7b8776;white-space:nowrap}.chat-week-empty{margin:9px 0 1px;font-size:10px;color:#849080}.chat-progress .chat-exam-card{margin-top:10px;border-color:#e2e9dd;box-shadow:0 4px 13px #28482006}.chat-progress-note{display:block;margin-top:11px;color:#818b7d;font-size:9px;line-height:1.6}.chat-practice-panel{margin:18px 0 4px}.chat-demo-practice{max-width:none;margin:18px 0 4px;box-shadow:0 10px 28px #28482008}
@media(max-width:600px){.chat-quick-prompts,.chat-progress{padding:14px}.chat-quick-heading>span:last-child{display:none}.chat-quick-grid{grid-template-columns:1fr}.chat-progress-heading>span{font-size:9px}.chat-week-homework{padding:11px}.chat-week-homework li{align-items:flex-start;flex-direction:column;gap:4px}}
.chat-fixed-questions{margin:18px 0 8px;padding:20px;border:1px solid #dce7d7;border-radius:20px;background:radial-gradient(ellipse at 100% 0,#fff1d9,transparent 34%),linear-gradient(145deg,#f5f9f2,#fff 70%);box-shadow:0 12px 34px #2c4b240b}.chat-fixed-heading{display:flex;align-items:center;gap:12px;margin-bottom:15px}.chat-fixed-heading>div{display:grid;gap:4px}.chat-fixed-heading>div small,.chat-inline-analysis>span{color:#8a6b35;font-size:9px;font-weight:800;letter-spacing:.9px}.chat-fixed-heading>div strong{font-size:16px;color:#29482d}.chat-fixed-heading>span:last-child{margin-left:auto;color:#778370;font-size:10px}.chat-fixed-consents{display:grid;gap:8px;margin:12px 0 16px;padding:12px 14px;border:1px solid #e3eadf;border-radius:13px;background:#ffffffd9}.chat-fixed-consents label,.chat-fixed-footer label{display:flex;align-items:flex-start;gap:9px;color:#586653;font-size:11px;line-height:1.5}.chat-fixed-consents input,.chat-fixed-footer input{margin:2px 0 0;accent-color:#5f8c43}.chat-fixed-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.chat-fixed-question{display:grid;grid-template-columns:31px minmax(0,1fr);grid-template-rows:auto auto;align-items:start;gap:4px 10px;min-height:75px;padding:12px;border:1px solid #e1e9dc;border-radius:14px;background:#fff;text-align:left;color:#354b34;transition:transform .16s,border-color .16s,box-shadow .16s}.chat-fixed-question:not(:disabled){cursor:pointer}.chat-fixed-question:not(:disabled):hover,.chat-fixed-question.selected{transform:translateY(-1px);border-color:#a8c693;box-shadow:0 5px 15px #335d2210}.chat-fixed-question:disabled{opacity:.58}.chat-fixed-question>span{grid-row:1/3;display:grid;place-items:center;width:29px;height:29px;border-radius:10px;background:#eff5ea;color:#59813f;font-size:10px;font-weight:900}.chat-fixed-question strong{font-size:11px;line-height:1.5}.chat-fixed-question small{min-height:11px;color:#957748;font-size:8px}.chat-fixed-error{margin:12px 0 0;padding:9px 11px;border-radius:10px;background:#fff0ed;color:#994537;font-size:11px}.chat-fixed-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:14px;padding-top:12px;border-top:1px solid #e8eee4}.chat-fixed-footer .chat-stop-audio-button{padding:7px 10px}.chat-fixed-note{margin:11px 0 0;color:#84907e;font-size:9px;line-height:1.65}.chat-lgs-status{padding:0 20px 12px;color:#82907e;font-size:10px}.chat-inline-analysis{display:grid;gap:11px;margin:12px 0 14px;padding:15px;border:1px solid #dfe9d9;border-radius:16px;background:linear-gradient(145deg,#f5f9f2,#fff 72%)}.chat-inline-analysis>span{font-size:8px}.chat-inline-graph{display:grid;gap:6px;padding:12px;border:1px solid #e6ece1;border-radius:12px;background:#fff}.chat-inline-graph>strong{color:#344d34;font-size:11px}.chat-inline-graph>span{color:#86917f;font-size:9px}.chat-inline-graph svg{display:block;width:100%;height:auto;max-height:360px;overflow:visible}.chat-inline-grid{stroke:#e8eee4;stroke-width:1}.chat-inline-label{fill:#62705f;font-size:10px}.chat-inline-value{fill:#385c37;font-size:9px;font-weight:700}.chat-inline-graph rect{fill:#86ad65}.chat-inline-graph rect.negative{fill:#d99a7b}.chat-inline-axis{fill:#879181;font-size:9px}.chat-inline-line{fill:none;stroke:#68964d;stroke-width:3;stroke-linejoin:round;stroke-linecap:round}.chat-inline-point{fill:#fff;stroke:#68964d;stroke-width:2}.chat-inline-range{display:flex;justify-content:space-between;gap:12px;color:#73806e;font-size:9px}.chat-inline-empty{margin:2px 0;color:#7c8876;font-size:10px}.chat-inline-sources{display:grid;gap:7px;padding:13px;border:1px solid #e6ece1;border-radius:12px;background:#fff}.chat-inline-sources strong{color:#344d34;font-size:11px}.chat-inline-sources a{color:#507b3d;font-size:10px;text-decoration:underline;text-underline-offset:2px}.chat-inline-sources small{color:#788575;font-size:9px;line-height:1.6}.chat-bubble.assistant a{color:#507b3d;text-decoration:underline;text-underline-offset:2px;overflow-wrap:anywhere}
@media(max-width:680px){.chat-fixed-questions{padding:15px}.chat-fixed-grid{grid-template-columns:1fr}.chat-fixed-question{min-height:64px}.chat-inline-range{flex-direction:column;gap:3px}}