:root{font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:#253c36;background:#f5f5ef;font-synthesis:none;--green:#244f43;--muted:#738079;--border:#dfe4dc;--paper:#fffefb}
*{box-sizing:border-box}body{margin:0}button,textarea,select{font:inherit}button,a,select,summary{-webkit-tap-highlight-color:transparent}button,summary,select{cursor:pointer}button{border:0}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,summary:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #b58a42;outline-offset:4px}button{transition:background .15s,transform .15s}button:not(:disabled):active{transform:translateY(1px)}[hidden]{display:none!important}.topbar{height:88px;display:flex;justify-content:space-between;align-items:center;max-width:1320px;margin:auto;padding:0 48px;border-bottom:1px solid var(--border);gap:16px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--green);font-size:24px;font-weight:700;white-space:nowrap}.brand-icon{display:grid;place-items:center;width:34px;height:34px;background:var(--green);color:white;border-radius:10px;font-family:Georgia,serif}.brand-tag{font-size:10px;letter-spacing:2px;font-weight:500;margin-left:12px;color:var(--muted)}.header-actions,.layout-choice{display:flex;align-items:center;gap:12px}.layout-choice{font-size:12px;color:var(--muted)}select{border:1px solid var(--border);background:var(--paper);color:var(--green);padding:8px;border-radius:8px}.quiet{color:var(--green);background:transparent;padding:10px 12px;border-radius:8px}.quiet:hover{background:#e8ece4}.home{max-width:1224px;margin:66px auto 40px;padding:0 48px}.eyebrow{color:var(--muted);font-size:11px;letter-spacing:2px;font-weight:600}.home h1{font-size:clamp(38px,4.5vw,60px);line-height:1.3;letter-spacing:-2px;font-weight:500;margin:22px 0}.intro{color:var(--muted);font-size:15px;line-height:1.8}.practice-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:42px}.practice-card{border:1px solid var(--border);border-radius:20px;background:var(--paper);text-align:left;padding:28px;color:inherit;min-width:0}.practice-card:hover{border-color:#91a596;box-shadow:0 10px 30px #244f4309}.card-top,.card-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px}.part-number{font:italic 36px Georgia,serif;color:#8a9c8a}.pill{font-size:11px;border:1px solid var(--border);border-radius:20px;padding:5px 10px;white-space:nowrap}.practice-card h2{font-size:24px;font-weight:500;margin:30px 0 8px}.card-english{font-size:12px;color:var(--muted)}.practice-card p{color:var(--muted);font-size:13px;line-height:1.9;margin:22px 0 30px;min-height:50px}.card-bottom{border-top:1px solid var(--border);padding-top:20px;font-size:12px}.featured{background:#e9efdf;border-color:#ced9bd}.home-foot{font-size:12px;line-height:1.8;color:var(--muted);display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:26px}.home-foot>span:last-child{margin-left:auto}.small-dot{display:inline-block;width:7px;height:7px;background:#93a38c;border-radius:50%;flex-shrink:0}.studio{max-width:1224px;margin:32px auto;padding:0 48px}.studio-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.studio-heading h1{font-size:27px;font-weight:500;margin:10px 0 0}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px;align-items:start}.practice-panel,.side-card,.review-panel{background:var(--paper);border:1px solid var(--border);border-radius:18px}.practice-panel{padding:26px 30px}.panel-top{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted)}.question-area{padding:34px 0 20px;min-height:210px}.question-area h2{font-size:clamp(23px,2.3vw,30px);font-weight:500;line-height:1.5;letter-spacing:-.5px;margin:14px 0 18px;overflow-wrap:anywhere}.muted,#cueCard{font-size:13px;color:var(--muted);line-height:1.8}#cueCard ul{padding-left:22px;line-height:2}#cueExplain{color:#394f45}.timer-area{display:flex;flex-direction:column;align-items:center;gap:9px;padding:12px 0 24px;color:var(--muted);font-size:11px}.timer-area strong{color:var(--green);font-size:44px;font-weight:400;font-variant-numeric:tabular-nums;letter-spacing:1px}.timer-area.over strong{color:#a65b39}.recording-dock{text-align:center;padding:16px 0 8px;border-top:1px solid var(--border)}.mic-state{display:flex;justify-content:center;align-items:center;gap:10px;font-size:12px;color:var(--muted);margin-bottom:16px}#meter{width:42px;height:5px;background:#e6eade;border-radius:8px;overflow:hidden}#meterbar{height:100%;width:0;background:#6c9b70;display:block}.primary,.secondary{padding:13px 22px;border-radius:10px;line-height:1.4}.primary{color:#fff;background:var(--green)}.primary:hover{background:#326653}.secondary{color:var(--green);background:#edf0e7;border:1px solid var(--border)}.record-button{min-width:190px}.record-button.on{background:#a34e3d}.audio-actions{display:flex;justify-content:center;font-size:12px;gap:10px;margin-top:8px}.status{font-size:12px;color:var(--muted);min-height:20px;line-height:1.6;overflow-wrap:anywhere}.companion{display:grid;gap:16px}.side-card{padding:22px}.steps{display:flex;justify-content:space-between;margin:22px 0 14px;font-size:11px;color:#8a948d;gap:6px}.steps .active{color:var(--green);font-weight:700}.steps .active:before{content:"";display:block;width:18px;height:3px;border-radius:3px;background:#759c69;margin-bottom:7px}.progress-card p{font-size:12px;line-height:1.8;color:var(--muted);margin-bottom:0}summary{font-size:13px;font-weight:600;line-height:1.8}summary span{font-size:10px;color:var(--muted);font-weight:400;margin-left:8px}textarea{border:1px solid var(--border);border-radius:10px;color:inherit;background:transparent;line-height:1.8;padding:12px;resize:vertical;max-width:100%;min-width:0}textarea::placeholder{color:#9a9f95;font-size:12px}.notes-card textarea{width:100%;margin-top:14px;border:0;background:repeating-linear-gradient(transparent,transparent 31px,#e9ebe4 32px);line-height:32px;padding:0;min-height:96px}.section-title{display:flex;justify-content:space-between;align-items:center;gap:8px}.section-title h2{font-size:14px;margin:0}.feedback-card .secondary{width:100%;font-size:13px;margin-top:16px}#coachFeedback{font-size:13px;line-height:1.9;overflow-wrap:anywhere}#coachFeedback p{margin:18px 0 0}.review-panel{grid-column:1/-1;padding:18px 24px}.review-panel summary{color:var(--muted)}#chat{max-height:440px;overflow:auto;padding-top:14px}.message{border-top:1px solid var(--border);padding:18px 0;white-space:pre-wrap;overflow-wrap:anywhere}.message:before{display:block;font-size:10px;letter-spacing:1px;color:var(--muted);margin-bottom:8px}.message.user:before{content:"YOUR ANSWER"}.message.assistant:before{content:"EXAMINER"}.bubble{font-size:14px;line-height:1.8}.tip{font-size:12px;padding:10px 12px;border-radius:8px;background:#f1f3e7;line-height:1.8;margin-top:12px}.meta{font-size:10px;color:var(--muted);margin-top:8px}.text-answer{border-top:1px solid var(--border);margin-top:16px;padding-top:14px}.text-answer summary{font-size:12px;color:var(--muted);font-weight:400}.input-row{display:flex;gap:10px;margin-top:12px;align-items:end}.input-row textarea{flex:1;width:100%}.prep-action{display:block;margin:0 auto 20px}#confirmBox{display:none;background:#f1f3e7;border-radius:12px;padding:16px;margin-top:14px}#confirmBox label{font-size:12px}#confirmText{width:100%;margin:10px 0}.connection-bar{display:flex;gap:8px;align-items:center;max-width:1224px;padding:16px 48px 24px;margin:auto;font-size:10px;color:var(--muted);flex-wrap:wrap}#services{margin-left:auto;font-size:10px}.connection-bar .offline{background:#c28a53}dialog{border:1px solid var(--border);border-radius:20px;background:var(--paper);color:inherit;width:min(460px,calc(100% - 32px));max-height:85dvh;padding:26px}dialog::backdrop{background:#1e382d55;backdrop-filter:blur(4px)}.dialog-heading{display:flex;justify-content:space-between;align-items:center}.dialog-heading h2{font-size:20px;font-weight:500}.settings{display:grid;gap:20px;margin:20px 0}.settings label{font-size:13px;display:flex;justify-content:space-between;align-items:center;gap:10px}.settings .check{justify-content:start}.settings details label{margin-top:16px}.settings details button{margin-top:16px}.settings input{accent-color:var(--green)}
/* Forced layouts use the same DOM/audio session. Auto depends on available width. */
body[data-layout="desktop"]{min-width:1000px}body[data-layout="mobile"] .topbar{height:68px;padding:0 20px}body[data-layout="mobile"] .brand-tag{display:none}body[data-layout="mobile"] .layout-choice>span{display:none}body[data-layout="mobile"] .home{margin:36px auto;padding:0 20px;max-width:600px}body[data-layout="mobile"] .home h1{font-size:40px}body[data-layout="mobile"] .practice-cards{grid-template-columns:1fr;gap:14px;margin-top:28px}body[data-layout="mobile"] .practice-card{padding:22px}body[data-layout="mobile"] .practice-card h2{margin:14px 0 6px;font-size:22px}body[data-layout="mobile"] .practice-card p{margin:14px 0;min-height:0}body[data-layout="mobile"] .part-number{font-size:28px}body[data-layout="mobile"] .home-foot>span:last-child{margin-left:0;width:100%}body[data-layout="mobile"] .studio{padding:0 14px;margin:22px auto;max-width:600px}body[data-layout="mobile"] .studio-heading{padding:0 6px;gap:12px}body[data-layout="mobile"] .studio-heading h1{font-size:22px}body[data-layout="mobile"] .workspace{grid-template-columns:minmax(0,1fr);gap:14px}body[data-layout="mobile"] .practice-panel{padding:20px}body[data-layout="mobile"] .question-area{padding-top:24px;min-height:180px}body[data-layout="mobile"] .question-area h2{font-size:24px}body[data-layout="mobile"] .recording-dock{position:sticky;bottom:0;background:var(--paper);z-index:2;padding-bottom:max(12px,env(safe-area-inset-bottom));box-shadow:0 -8px 16px var(--paper)}body[data-layout="mobile"] .record-button{width:100%;min-height:48px}body[data-layout="mobile"] .progress-card{display:none}body[data-layout="mobile"] .companion{gap:14px}body[data-layout="mobile"] .side-card{padding:20px}body[data-layout="mobile"] .review-panel{padding:16px 20px}body[data-layout="mobile"] .connection-bar{padding:12px 20px 24px;max-width:600px}body[data-layout="mobile"] #services{width:100%;margin-left:15px}body[data-layout="mobile"] .timer-area{padding:4px 0 20px}body[data-layout="mobile"] .timer-area strong{font-size:38px}
body[data-layout="mobile"]:not([data-recording="true"]) .recording-dock{position:static;box-shadow:none}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}