:root{color-scheme:light;--paper:#f4f3ed;--surface:#fffefa;--ink:#183c31;--muted:#6d796e;--line:#dcdfd4;--forest:#173d32;--lime:#d6e3b6;--orange:#b85c3d;--soft:#e9eddf;--red:#aa3e38;font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink)}[hidden]{display:none!important}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #c78246;outline-offset:3px}button{border:0}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin:0}h1{font:400 clamp(36px,4.4vw,58px)/1.1 Georgia,serif;letter-spacing:-1.7px}h2{font:400 27px/1.25 Georgia,serif;letter-spacing:-.4px}h3{font-size:16px;font-weight:600}p{margin:12px 0}.muted{color:var(--muted)}.fine{color:var(--muted);font-size:12px;line-height:1.65}.eyebrow{font-size:10px;font-weight:650;letter-spacing:1.7px;color:var(--muted);margin-bottom:14px}.brand{display:inline-flex;align-items:center;font:400 30px/1 Georgia,serif;letter-spacing:-.8px;gap:10px}.brand-dot{margin-left:-10px;color:var(--orange)}.brand-mark{display:grid;place-items:center;background:var(--forest);color:var(--lime);border-radius:13px;width:39px;height:39px;font:400 28px Georgia,serif}.primary,.secondary,.stop-button{display:inline-flex;justify-content:center;align-items:center;gap:20px;min-height:48px;padding:13px 21px;border-radius:12px;font-weight:550;font-size:14px;transition:background .15s,transform .15s}.primary{background:var(--forest);color:var(--surface)}.primary:hover:not(:disabled){background:#285544;transform:translateY(-1px)}.secondary{border:1px solid var(--line);background:var(--surface);color:var(--ink)}.secondary:hover:not(:disabled){background:var(--soft)}.stop-button{background:#f8e8df;color:#8e3e2d}.full{width:100%}.text-button{background:none;color:var(--muted);padding:12px 0;text-decoration:underline}.form-error{color:var(--red);font-size:13px;padding:10px 0}.toast{position:fixed;left:50%;top:18px;transform:translateX(-50%);z-index:100;max-width:min(90vw,600px);padding:13px 20px;border-radius:12px;background:var(--forest);color:var(--surface);box-shadow:0 6px 30px #173d3220}.toast.error{background:#85372e}label{display:block;font-size:13px;font-weight:550;margin:18px 0}input:not([type=checkbox]):not([type=radio]),textarea,select{display:block;width:100%;margin-top:7px;padding:12px 13px;background:var(--surface);border:1px solid var(--line);border-radius:10px;color:var(--ink);font-weight:400}textarea{resize:vertical}input::placeholder{color:#91998d}fieldset{border:0;padding:0;margin:20px 0}legend{font-size:13px;font-weight:550}hr{border:0;border-top:1px solid var(--line);margin:24px 0}.auth-layout{display:grid;grid-template-columns:1.1fr .9fr;min-height:100vh}.welcome{padding:44px 8%;background:var(--forest);color:#f9f6e9;display:flex;flex-direction:column;justify-content:space-between;min-height:100vh}.welcome .brand-mark{background:var(--lime);color:var(--forest)}.welcome .brand-dot{color:#d9ac7b}.welcome-copy{padding:70px 0;max-width:570px}.welcome .eyebrow{color:#bccbb4}.welcome h1{font-size:clamp(44px,5vw,70px);line-height:1.1;letter-spacing:-2px}.welcome h1 em{font-weight:400;color:var(--lime)}.welcome-copy p{color:#c3d1bd;max-width:350px;margin-top:28px}.welcome-points{display:flex;gap:9px;flex-wrap:wrap;margin-top:32px}.welcome-points span{padding:7px 11px;border:1px solid #688570;border-radius:30px;font-size:11px;color:#e0e8d5}.welcome-bottom{font-size:12px;color:#b7c6b1}.auth-side{display:flex;align-items:center;justify-content:center;padding:50px 8%}.auth-box{width:100%;max-width:370px}.auth-box h2{font-size:34px}.auth-box form{margin-top:30px}.auth-box .primary{margin-top:12px}.app-shell{max-width:1600px;margin:0 auto}.app-header{height:98px;display:flex;align-items:center;justify-content:space-between;padding:0 48px;border-bottom:1px solid var(--line);gap:20px}.header-right{display:flex;align-items:center;gap:26px}.private-label{font-size:10px;letter-spacing:1.6px;color:var(--muted)}.profile-button{display:flex;align-items:center;gap:9px;background:none;color:var(--ink);padding:4px}.profile-button>span:first-child{width:32px;height:32px;display:grid;place-items:center;border-radius:50%;background:var(--soft);font-size:12px}.profile-button>span:last-child{font-size:13px}.app-layout{display:grid;grid-template-columns:205px minmax(0,1fr);min-height:calc(100vh - 153px)}.sidebar{padding:35px 20px 25px 32px;border-right:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between;gap:40px}.sidebar nav{display:flex;flex-direction:column;gap:9px}.nav-item{display:flex;align-items:center;gap:11px;text-align:left;padding:12px 14px;border-radius:10px;background:none;color:var(--muted);font-size:13px;min-height:45px}.nav-item.active{background:#e4e9d8;color:var(--ink);font-weight:600}.nav-item:hover{background:var(--soft)}.nav-item>span{width:18px;font-size:18px;font-weight:400}.sidebar-bottom{font-size:11px;color:var(--muted);padding:0 12px}.sidebar-bottom>div{margin-top:8px}.tiny-dot,.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#a2ae92;margin-right:6px}.status-dot.live{background:#3a8b57}.main-content{min-width:0;padding:40px 42px 48px}.page-heading{display:flex;justify-content:space-between;gap:20px;align-items:flex-end;margin-bottom:32px}.day-label{font-size:11px;color:var(--muted);white-space:nowrap;padding-bottom:16px}.lesson-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(230px,.85fr);gap:28px}.conversation-panel{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:24px 26px 0;min-width:0}.panel-top{display:flex;justify-content:space-between;gap:12px;align-items:center}.lesson-chip{font-size:9px;letter-spacing:1.3px;padding:6px 10px;background:var(--soft);border-radius:6px;line-height:1.5}.timer{font-size:14px;font-variant-numeric:tabular-nums;color:var(--muted)}.timer.ending{color:var(--orange)}.voice-stage{text-align:center;padding:30px 0 26px}.voice-orb{display:grid;place-items:center;width:145px;height:145px;margin:0 auto 24px;border-radius:50%;background:radial-gradient(circle at 35% 26%,#e5eccd,#cbd8b4 43%,#b8c9a4 65%,#e5e8d8 75%);box-shadow:inset 0 0 22px #f6f7e5,0 15px 45px #526e3620}.orb-core{display:flex;gap:6px;align-items:center;justify-content:center;background:#4d6c4f;border:1px solid #9caf87;width:92px;height:92px;border-radius:50%;box-shadow:inset 0 0 15px #2b4c3828}.orb-core span{background:#e5edcf;width:4px;height:16px;border-radius:8px}.orb-core span:nth-child(2),.orb-core span:nth-child(4){height:29px}.orb-core span:nth-child(3){height:41px}.voice-orb.speaking .orb-core span{animation:speech .65s ease-in-out infinite alternate}.voice-orb.speaking .orb-core span:nth-child(2n){animation-delay:.2s}.voice-orb.listening{box-shadow:inset 0 0 22px #f6f7e5,0 0 0 7px #dde6cb,0 15px 45px #526e3620}.voice-stage h2{font-size:30px}.voice-stage p{font-size:13px;max-width:350px;margin:9px auto 0}.voice-stage .voice-subtitle{font-size:11px;color:var(--muted);margin-top:7px}.voice-controls{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.voice-controls .primary{min-width:245px}.conversation-footer{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:25px;padding:15px 0;font-size:10px;color:var(--muted)}.route-panel{padding:5px 0}.route-panel ol{list-style:none;margin:10px 0 0;padding:0}.route-panel li{display:flex;gap:15px;padding:14px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:13px}.route-panel li>span{font:400 12px/1.7 Georgia,serif;color:#9caa8d}.route-panel li.current{color:var(--ink);font-weight:600}.route-panel li.current>span{color:var(--orange)}.route-panel small{display:block;font-size:11px;font-weight:400;line-height:1.5;margin-top:4px;color:var(--muted)}.small-note{display:flex;gap:13px;margin-top:20px;align-items:flex-start}.small-note p{font-size:11px;color:var(--muted);margin:0}.note-symbol{font-size:24px;color:var(--orange);line-height:1.3}.quick-prompts{display:flex;gap:7px;justify-content:center;flex-wrap:wrap;margin-top:17px}.quick-prompts button{background:var(--soft);color:var(--ink);border-radius:20px;padding:7px 12px;font-size:11px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:30px 0 15px;flex-wrap:wrap}.section-heading h2{font-size:24px}.section-heading .muted{font-size:11px}.transcript{display:flex;flex-direction:column;gap:14px;padding:6px 0}.empty-state{padding:24px 0;color:var(--muted);font-size:13px;max-width:620px}.bubble{max-width:85%;padding:14px 17px;border-radius:14px;background:var(--surface);border:1px solid var(--line);white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px}.bubble.user{align-self:flex-end;background:#e7ecdd;border-color:#d9e2ca}.bubble-label{display:block;font-size:10px;color:var(--muted);margin-bottom:5px}.text-composer{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line);padding:7px 9px 7px 14px;border-radius:13px;margin-top:20px}.text-composer input:not([type=checkbox]){margin:0;padding:6px 0;border:0;background:none;font-size:13px;min-width:0}.text-composer button{width:36px;height:36px;flex:none;border-radius:9px;background:var(--forest);color:white}.explanation-list{display:grid;gap:14px}.explanation{background:var(--surface);border:1px solid var(--line);padding:20px 22px;border-radius:14px}.quote{font-size:13px;color:var(--muted);text-decoration:line-through}.better{font-size:18px;font-family:Georgia,serif;margin-top:4px}.explanation p{font-size:13px}.try-this{padding:10px 13px;border-left:2px solid var(--orange);background:var(--paper);font-size:12px}.result-panel{background:var(--soft);border:1px solid #cfd9bc;border-radius:20px;padding:25px 28px;margin-top:30px}.result-panel h2{margin-bottom:12px}.result-panel p,.result-panel li{font-size:13px}.result-panel ul{padding-left:20px}.result-panel .result-cost{font-size:12px;border-top:1px solid #cbd5b8;padding-top:15px;margin-top:20px}.settings-page>h1{margin-bottom:30px}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px;align-items:start}.settings-panel{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:25px}.settings-panel>p{font-size:13px}.minute-options{display:flex;gap:7px;flex-wrap:wrap}.minute-options label{display:flex;align-items:center;gap:6px;padding:9px 11px;border:1px solid var(--line);border-radius:10px;font-size:12px;font-weight:400;margin:10px 0 0}.minute-options input{accent-color:var(--forest)}.connection-summary{display:flex;gap:10px;justify-content:space-between;flex-wrap:wrap;padding:12px 0;font-size:12px}.model-label{font-size:10px;border:1px solid var(--line);padding:3px 6px;border-radius:6px;color:var(--muted)}.notebook-entry{background:var(--surface);border:1px solid var(--line);border-radius:17px;padding:22px;margin-top:20px}.notebook-entry h2{font-size:23px}.notebook-entry .muted{font-size:12px}.notebook-entry details{margin-top:18px}.notebook-entry summary{cursor:pointer;font-size:13px}.notebook-entry .bubble{margin-top:10px}.app-footer{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;border-top:1px solid var(--line);padding:18px 48px;font-size:10px;color:var(--muted)}dialog{border:1px solid var(--line);border-radius:22px;background:var(--surface);color:var(--ink);padding:34px;max-width:470px;width:calc(100% - 32px);box-shadow:0 20px 100px #173d3230}dialog::backdrop{background:#142a2066;backdrop-filter:blur(4px)}dialog>p{font-size:14px}dialog .eyebrow{padding-right:20px}dialog h2{font-size:32px}.dialog-close-form{position:absolute;right:15px;top:10px}.dialog-close-form button{font-size:25px;background:none;color:var(--muted);width:36px;height:36px}.trial-details{display:grid;grid-template-columns:1fr 1.5fr;gap:9px 15px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:17px 0;margin:20px 0;font-size:12px}.trial-details>span{color:var(--muted)}.trial-details strong{font-weight:550}.consent{display:flex;align-items:flex-start;gap:9px;font-size:12px;font-weight:400}.consent input{margin-top:4px;accent-color:var(--forest)}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes speech{from{transform:scaleY(.45)}to{transform:scaleY(1)}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}@media(min-width:1400px){.main-content{padding-left:55px;padding-right:55px}}@media(max-width:1100px){.app-header{padding:0 28px}.app-layout{grid-template-columns:175px minmax(0,1fr)}.sidebar{padding-left:18px;padding-right:15px}.main-content{padding:32px 25px}.lesson-grid{grid-template-columns:minmax(0,1.25fr) minmax(210px,.8fr);gap:20px}.conversation-panel{padding:20px 19px 0}.settings-grid{grid-template-columns:1fr}.day-label{display:none}.voice-stage{padding-top:25px}.voice-orb{width:125px;height:125px}.app-footer{padding-left:28px;padding-right:28px}}@media(max-width:800px){.app-layout{grid-template-columns:1fr}.sidebar{border:0;padding:12px 20px 0}.sidebar nav{flex-direction:row;flex-wrap:wrap;gap:5px}.nav-item{padding:9px 13px;min-height:43px}.sidebar-bottom{display:none}.main-content{padding:25px 24px}.app-header{height:80px;padding:0 24px}.private-label{display:none}.lesson-grid{grid-template-columns:minmax(0,1.3fr) minmax(210px,.8fr)}.auth-layout{grid-template-columns:1fr}.welcome{min-height:0;padding:28px 7%}.welcome-copy{padding:45px 0 35px}.welcome h1{font-size:45px}.welcome h1 br:nth-child(2){display:none}.welcome-bottom{display:none}.welcome-points{margin-top:20px}.auth-side{padding:35px 7%}.auth-box{max-width:500px}.auth-box h2{font-size:29px}.welcome-copy p{margin-top:18px}}@media(max-width:620px){h1{font-size:37px}.lesson-grid{grid-template-columns:1fr}.lesson-aside{display:grid;grid-template-columns:1fr;gap:8px}.route-panel li{padding:11px 0}.small-note{margin-top:10px}.voice-stage{padding:27px 0 25px}.voice-orb{width:138px;height:138px}.voice-controls .primary{width:100%;min-width:0}.main-content{padding:25px 18px}.app-header{padding:0 18px}.brand{font-size:28px}.app-header .brand-mark{width:34px;height:34px}.sidebar{padding-left:10px;padding-right:10px}.nav-item{font-size:12px;gap:7px}.page-heading{margin-bottom:24px}.page-heading .muted{font-size:13px}.conversation-panel{padding:18px 18px 0}.conversation-footer{font-size:10px}.settings-panel{padding:21px 18px}.app-footer{padding:18px}.app-footer span{display:block}.bubble{max-width:95%}input:not([type=checkbox]):not([type=radio]),textarea,select{font-size:16px}.text-composer input:not([type=checkbox]){font-size:16px}.trial-details{grid-template-columns:1fr 1.3fr}.result-panel{padding:22px 20px}dialog{padding:28px 23px}.welcome h1{font-size:40px}.welcome .brand{font-size:30px}} 

/* The live lesson keeps the two useful phrases and voice controls together. */
.phrase-board{display:grid;gap:12px;margin:0 0 20px}.phrase-card{border:1px solid;border-radius:14px;padding:17px 20px;min-width:0}.phrase-label{font-size:9px;font-weight:650;letter-spacing:1.2px}.phrase-card p{font-size:clamp(18px,2.5vw,25px);line-height:1.35;margin:10px 0 0;overflow-wrap:anywhere}.teacher-card{background:#fff1ec;border-color:#ecc9c0;color:#923d33}.practice-card{background:#edf5e6;border-color:#c3d7af;color:#285a35}.practice-card.accepted{border-color:#69a06b}.practice-card details{font-size:12px;margin-top:10px}.practice-card summary{cursor:pointer}.practice-card details div{margin-top:7px}.speed-control{display:flex;align-items:center;gap:5px;margin:0;font-size:11px;font-weight:400}.speed-control select{width:auto;margin:0;padding:5px 7px;font-size:11px;min-height:30px}.transcript-section{margin-top:25px}.transcript-section summary{cursor:pointer;font-size:13px}.transcript-section>details>span{display:block;font-size:11px;margin-top:12px}
.lesson-active .app-header{height:56px;padding:0 24px}.lesson-active .app-header .brand{font-size:25px}.lesson-active .app-header .brand-mark{width:30px;height:30px}.lesson-active .sidebar,.lesson-active .page-heading,.lesson-active .lesson-aside,.lesson-active .app-footer,.lesson-active .transcript-section,.lesson-active #explanation-section,.lesson-active .voice-subtitle{display:none}.lesson-active .app-layout{display:block;min-height:0}.lesson-active .main-content{padding:16px 24px}.lesson-active #page-today{max-width:800px;margin:auto}.lesson-active .lesson-grid{display:block}.lesson-active .conversation-panel{padding:18px 22px 0}.lesson-active .voice-stage{display:grid;grid-template-columns:45px 1fr;column-gap:13px;text-align:left;padding:14px 0}.lesson-active .voice-orb{grid-row:1/3;width:43px;height:43px;margin:0;align-self:center}.lesson-active .orb-core{width:31px;height:31px;gap:3px}.lesson-active .orb-core span{width:2px;height:8px}.lesson-active .orb-core span:nth-child(2),.lesson-active .orb-core span:nth-child(4){height:12px}.lesson-active .orb-core span:nth-child(3){height:17px}.lesson-active .voice-stage h2{font-size:23px}.lesson-active .voice-stage p{font-size:12px;margin:3px 0 0;max-width:none}.lesson-active .conversation-footer{margin-top:14px;padding:11px 0}.lesson-active .quick-prompts{margin-top:12px}.lesson-active .phrase-board{min-height:240px}.lesson-active .phrase-card{display:flex;flex-direction:column;justify-content:center}.lesson-active .profile-button{pointer-events:none}
@media(max-width:620px){.lesson-active .app-header{height:48px;padding:0 16px}.lesson-active .main-content{padding:10px}.lesson-active .conversation-panel{padding:13px 13px 0}.lesson-active .voice-stage{padding:12px 0}.lesson-active .voice-stage h2{font-size:21px}.lesson-active .voice-stage p{font-size:11px}.lesson-active .phrase-board{gap:10px;margin-bottom:13px;min-height:220px}.phrase-card{padding:13px 15px}.phrase-card p{font-size:21px;line-height:1.3;margin-top:8px}.lesson-active .voice-controls{flex-wrap:nowrap;gap:8px}.lesson-active .voice-controls button{font-size:12px;min-height:43px;padding:10px 11px}.lesson-active .quick-prompts{gap:5px}.lesson-active .quick-prompts button{font-size:11px;padding:6px 10px}.speed-control select{font-size:12px}.lesson-active .conversation-footer{font-size:9px}.lesson-active .lesson-chip{font-size:8px}.lesson-active .timer{font-size:12px}}
@media(max-height:690px) and (max-width:620px){.lesson-active .phrase-board{min-height:180px}.lesson-active .phrase-card{padding:10px 13px}.lesson-active .phrase-card p{font-size:19px}.lesson-active .voice-stage{padding:9px 0}.lesson-active .conversation-footer{margin-top:10px;padding:9px 0}.lesson-active .quick-prompts{margin-top:9px}}
.phrase-card p{white-space:pre-line}.screen-lock-button{padding:0;border:0;background:none;color:var(--muted);font:inherit}.screen-lock-button:disabled{opacity:1}.screen-lock-button:not(:disabled){text-decoration:underline}