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var(--line)}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:12px;font-weight:850;letter-spacing:1.3px}.brand img{width:49px;height:49px;object-fit:contain}.brand small{display:block;font-size:10px;font-weight:500;letter-spacing:.4px;color:var(--muted)}.topbar nav{display:flex;gap:5px;align-items:center}.topbar nav a{padding:9px 13px;font-size:12px;font-weight:650;text-decoration:none;border-radius:7px}.topbar nav .selected{background:#e8efe9;color:#245e4b}main{max-width:1240px;margin:auto;padding:0 28px}.intro{display:flex;justify-content:space-between;align-items:end;gap:30px;padding:46px 0 32px}.eyebrow{font-size:10px;letter-spacing:1.9px;font-weight:750;color:var(--green)}.intro .eyebrow{display:flex;align-items:center;gap:7px}.eyebrow>span{display:inline-block;width:7px;height:7px;border-radius:100%;background:var(--green)}.intro h1{font-family:Georgia,"Times New Roman",serif;font-size:clamp(44px,5.2vw,68px);line-height:.98;font-weight:500;letter-spacing:-2.5px;margin:15px 0 18px}.intro p{font-size:14px;color:var(--muted);margin:0;line-height:1.8}.intro-note{display:flex;gap:13px;align-items:center;padding:14px 0;max-width:330px}.intro-note strong{font-size:13px}.intro-note p{font-size:12px;margin-top:4px}.note-icon{width:42px;height:42px;display:grid;place-items:center;background:#e7efe9;color:var(--green);border-radius:50%;font-size:15px;flex:none}.guide-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:28px;align-items:start}.chapters{border-top:1px solid var(--line);padding-top:13px}.chapter-heading{display:flex;justify-content:space-between;align-items:center;padding:0 7px 10px;font-size:9px;letter-spacing:1.6px;font-weight:700;color:var(--muted)}.chapter-heading b{font-size:10px;letter-spacing:0;font-weight:500}.chapters ol{list-style:none;margin:0;padding:0;display:grid;gap:4px}.chapters button{border:1px solid transparent;background:transparent;width:100%;text-align:left;display:flex;gap:9px;align-items:center;border-radius:7px;padding:10px 8px;color:#5d6e73;font-size:11.5px;line-height:1.4}.chapter-number{font-size:10px;font-variant-numeric:tabular-nums;flex:none;color:#8a9798}.chapters button:hover{background:#eef2ec}.chapters button[aria-current]{background:white;border-color:#cddfd3;color:#235d46;box-shadow:0 2px 6px #1b463a05;font-weight:700}.chapters button[aria-current] .chapter-number{color:var(--green)}.chapter-done{margin-left:auto;color:#46846a;display:none}.chapters button.completed .chapter-done{display:block}.chapter-help{font-size:10px;color:#7f8e8e;line-height:1.6;border-top:1px solid var(--line);margin:17px 7px 0;padding-top:13px}.player{min-width:0;padding:20px 23px;background:#fff;border:1px solid #dbe4dd;border-radius:14px;box-shadow:0 12px 32px 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i{width:5px;height:5px;border-radius:50%;background:#a7b7bd}.screen-badge{font-size:7px;letter-spacing:.8px}.screen{height:390px;position:relative;overflow:hidden;background:#f3f6f7;font-size:11px}#screen-content{height:100%;overflow:hidden}.monitor-bottom{height:19px;background:#243942;display:flex;align-items:center;justify-content:center;position:relative}.monitor-mark{font-size:5px;letter-spacing:2px;color:#b8c5ca}.monitor-bottom i{width:3px;height:3px;background:#8abaaa;position:absolute;right:8px;border-radius:50%}.monitor-stand{width:92px;height:15px;margin:0 auto 0;position:relative;background:linear-gradient(90deg,#d7e1e1,#aebdc1,#d7e1e1);clip-path:polygon(24% 0,76% 0,90% 100%,10% 100%)}.monitor-stand:after{content:"";position:absolute;bottom:0;width:100%;height:3px;background:#a8b9bd}.instruction{display:flex;align-items:center;gap:9px;min-height:50px;background:#f0f6f2;border-radius:7px;padding:10px 13px;margin-top:13px}.instruction p{font-size:12px;line-height:1.45;font-weight:600;margin:0;color:#2d634c}.instruction-dot{width:6px;height:6px;background:#3e8062;border-radius:50%;flex:none}.controls{display:flex;align-items:center;gap:12px;padding:15px 0 7px;flex-wrap:wrap}.transport{display:flex;align-items:center;gap:5px}.icon-button{border:1px solid #dfe7e3;background:#fff;color:#426454;border-radius:6px;width:30px;height:33px;font-size:16px}.play-button{display:flex;align-items:center;gap:9px;background:#2f7256;color:white;font-weight:650;font-size:11px;min-width:142px;justify-content:center;border:0;border-radius:6px;padding:10px 12px;height:35px}.play-button:hover{background:#225c44}.time-controls{display:flex;align-items:center;gap:7px;flex:1;min-width:90px}.time-controls input{min-width:50px;width:100%;height:4px;accent-color:#397b5d}.time-controls span{font-size:10px;color:#657a70;min-width:29px;font-variant-numeric:tabular-nums}.voice-button{border:1px solid #dfe7e3;background:#fff;padding:7px 9px;font-size:10px;border-radius:6px;color:#536e60}.audio-status{font-size:10px;color:#81918a;margin:0 0 14px;min-height:15px}.remember{display:flex;gap:10px;padding-top:13px;border-top:1px solid #e6ebe5}.remember>span{color:#2e7656;font-size:22px;line-height:1}.remember b{font-size:9px;letter-spacing:.8px;text-transform:uppercase;color:#658375}.remember p{font-size:12px;color:#355a47;margin:3px 0 0;line-height:1.5}.current-text{margin-top:15px;padding-top:10px;border-top:1px solid #eef0eb}.current-text summary{font-size:11px;cursor:pointer;color:#5d7268}.current-text p{font-size:13px;color:#56685f;line-height:1.8;margin-bottom:4px}.demo-note{font-size:9px;line-height:1.65;color:#94a09a;margin:12px 0 0}.cursor{width:25px;height:34px;position:absolute;left:50%;top:50%;z-index:5;pointer-events:none;transition:left .75s ease,top .75s ease;filter:drop-shadow(0 2px 3px #0003)}.cursor svg{width:100%;height:100%;position:relative;z-index:2}.cursor 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#dce7e5;border-radius:8px;padding:14px;margin-bottom:10px}.screen .mock-label{display:block;font-size:9px;color:#415764;font-weight:600;margin-bottom:4px}.screen .mock-input{min-height:27px;border:1px solid #cfdde0;background:#fff;border-radius:5px;padding:6px 9px;font-size:10px;color:#4d6571;margin-bottom:9px;overflow-wrap:anywhere}.screen .mock-button{display:inline-block;border-radius:5px;background:#2a7556;color:#fff;padding:7px 11px;font-size:9px;font-weight:700;border:0}.screen .mock-button.blue{background:#2d6c98}.screen .mock-button.purple{background:#7057b8}.screen .mock-button.light{background:#edf2f2;color:#3a636c;border:1px solid #d4e1df}.screen .mock-button.disabled{background:#fff0ef;color:#aa3b37;border:1px solid #f0d0cd}.screen .mock-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:7px 0}.screen .mock-tag{font-size:8px;padding:3px 6px;border-radius:20px;background:#edf5f0;color:#397453;white-space:nowrap}.screen .mock-tag.pending{color:#977124;background:#fff5d9}.screen .mock-tag.red{background:#ffe9e5;color:#a94e40}.screen .mock-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.screen .mock-grid.three{grid-template-columns:repeat(3,1fr)}.screen .mock-tabs{display:flex;gap:5px;margin:12px 0 15px;flex-wrap:wrap}.screen .mock-tab{border:1px solid #dce6e3;background:#fff;border-radius:5px;padding:7px 9px;font-size:8px;font-weight:650;white-space:nowrap}.screen .mock-tab.active{background:#edf5f0;border-color:#adcbb9;color:#386c51}.screen .mock-section{font-size:11px;font-weight:700;margin:0 0 8px;color:#345b6d}.screen .mock-line{height:5px;border-radius:4px;background:#e7eeef;margin:6px 0;width:95%}.screen .mock-line.short{width:65%}.screen .mock-warn{background:#fff6df;border:1px solid #ecdbb4;border-left:3px solid #c89d40;border-radius:5px;padding:11px;color:#7b653b;font-size:10px;line-height:1.6}.screen .mock-note{background:#edf6f0;padding:10px;border-radius:5px;color:#416e53;font-size:10px;line-height:1.6}.screen .mock-file{background:#f4f7f8;border:1px dashed #bfced5;border-radius:5px;padding:10px;margin:8px 0;color:#526c79;font-size:9px}.screen .mock-file b{display:block;color:#2f5566;margin:2px 0}.screen .mock-photo{background:#e6f0ed;border-radius:7px;display:grid;place-items:center;color:#6c9b86;height:79px;font-size:27px;margin-bottom:6px}.screen .mock-small{font-size:8px;color:#7c8d93;line-height:1.5}.screen .mock-login{width:260px;max-width:85%;margin:20px auto;background:#fff;border:1px solid #e0e5ec;border-radius:13px;padding:20px 25px;box-shadow:0 7px 20px #24394208}.screen .mock-login h3{text-align:center;font-size:20px;margin:0 0 5px;color:#293341}.screen .mock-login .mock-sub{text-align:center;font-size:9px;margin-bottom:17px}.screen .mock-login .mock-button{display:block;text-align:center;margin:8px 0 10px}.screen .mock-link{color:#5d489d;font-size:9px;text-decoration:underline}.screen .mock-login .mock-link{display:block;text-align:center}.screen .mock-course-card{display:flex;gap:12px;align-items:center;border-left:4px solid #2d6c98}.screen .mock-course-card .mock-photo{width:55px;height:62px;flex:none;margin:0}.screen .mock-stats{display:flex;gap:12px;margin:14px 0}.screen .mock-stat{padding:10px;background:#edf5f0;border-radius:5px;flex:1;font-size:8px;color:#6c8276}.screen .mock-stat b{display:block;margin-top:3px;font-size:11px;color:#397452}.screen .mock-pdf{display:inline-flex;align-items:center;gap:7px;padding:8px;border:1px solid #dfe8e5;background:#f6f9f7;border-radius:5px;font-size:9px;color:#3f6c53}.screen .mock-pdf i{font-style:normal;font-size:8px;color:#ad6556;background:#fae9e5;padding:4px}.screen .mock-check{width:15px;height:15px;border-radius:50%;background:#dceee3;color:#397c54;display:inline-grid;place-items:center;font-size:9px;margin-right:5px}.screen .mock-course-card b{font-size:12px}.help-row{display:flex;justify-content:space-between;gap:25px;align-items:center;padding:43px 0 30px;margin-top:17px}.help-row h2{font-family:Georgia,"Times New Roman",serif;font-weight:500;font-size:28px;letter-spacing:-.6px;margin:9px 0}.help-row p{font-size:12px;color:var(--muted);margin:0}.primary-link{display:flex;gap:23px;align-items:center;color:#fff;background:#2f7256;padding:12px 17px;border-radius:7px;text-decoration:none;font-size:12px;font-weight:650;white-space:nowrap}.faq{display:grid;grid-template-columns:1fr 1fr;gap:10px 20px;border-top:1px solid var(--line);padding-top:18px}.faq details{padding:12px 0;border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-size:12px;font-weight:600}.faq p{font-size:12px;line-height:1.8;color:var(--muted)}.faq h3{font-size:13px;margin-top:20px}.faq details:last-child[open]{grid-column:1/-1}.noscript{background:#fff4df;border:1px solid #e2cfab;border-radius:7px;padding:15px}footer{max-width:1240px;margin:42px auto 0;padding:23px 28px;display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);font-size:10px;color:#819087}footer a{text-decoration:none}
@media(min-width:1200px){.screen{height:425px}.screen .mock-layout{padding:22px 29px}.screen .mock-login{margin-top:33px}.screen .mock-card{padding:16px}}
@media(max-width:920px){.guide-layout{grid-template-columns:195px minmax(0,1fr);gap:18px}.chapters button{font-size:10px;padding:9px 6px}.player{padding:17px}.screen{height:360px}.screen .mock-layout{padding:15px}.screen .mock-grid.three{grid-template-columns:1fr 1fr}.screen .mock-login{padding:18px 20px;margin-top:15px}.intro h1{font-size:54px}.controls{gap:8px}.voice-button{font-size:9px}}
@media(max-width:690px){.topbar{padding:15px 16px;gap:10px}.brand span{display:none}.brand img{width:38px;height:38px}.topbar nav a{font-size:10px;padding:8px}.topbar nav a.selected{max-width:150px;text-align:center}main{padding:0 16px}.intro{padding:28px 0 22px;align-items:start;gap:15px}.intro h1{font-size:46px}.intro p{font-size:12px}.intro-note{display:none}.guide-layout{display:flex;flex-direction:column;gap:13px}.chapters{width:100%;padding:0;border:0}.chapter-heading{padding:0 0 8px}.chapters ol{display:flex;overflow:auto;gap:6px;padding:3px 2px 9px;scroll-snap-type:x proximity}.chapters li{flex:none;scroll-snap-align:start}.chapters button{width:170px;height:52px;background:#eef3ed;border:1px solid #e0e8df;font-size:10px;padding:7px}.chapter-help{display:none}.player{width:100%;padding:14px 11px;border-radius:10px}.player-heading{margin:0 4px 13px}.player-heading h2{font-size:16px}.computer{border-width:5px;border-radius:9px}.monitor-top{font-size:8px;height:26px;padding:0 7px}.screen-badge{display:none}.screen{height:345px}.screen .mock-top{height:29px;padding:0 9px}.screen .mock-nav{font-size:7px;gap:7px}.screen .mock-layout{padding:14px 11px}.screen .mock-title{font-size:18px}.screen .mock-card{padding:10px}.screen .mock-input{font-size:9px;min-height:24px;padding:5px 7px}.screen .mock-grid{gap:7px}.screen .mock-button{font-size:8px;padding:6px 8px}.screen .mock-tab{font-size:7px;padding:6px}.screen .mock-row{gap:6px}.screen .mock-login{width:240px;margin:17px auto;padding:18px 21px}.screen .mock-stats{gap:6px}.screen .mock-stat{padding:7px}.instruction{padding:9px 10px;min-height:51px}.instruction p{font-size:11px}.controls{gap:8px}.play-button{min-width:129px;font-size:10px}.icon-button{width:27px}.time-controls{flex:1;min-width:65px}.voice-button{font-size:9px;padding:6px}.help-row{padding:28px 0 24px;display:block}.help-row h2{font-size:25px}.primary-link{display:inline-flex;margin-top:17px}.faq{grid-template-columns:1fr}.faq details:last-child[open]{grid-column:auto}.faq summary{font-size:12px}footer{padding:20px 16px;margin-top:25px;flex-wrap:wrap;font-size:9px;gap:12px}.cursor{width:22px;height:29px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

@media(min-width:691px){.intro{padding:28px 0 22px}.intro h1{font-size:clamp(40px,4.3vw,58px);line-height:1.08;margin:13px 0 14px}.intro p{font-size:13px;line-height:1.65}.screen{height:365px}}