:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;color:#17342d;background:#f5faf8;font-synthesis:none;--ink:#18352d;--muted:#71847e;--green:#0e9864;--line:#dbeae3;--pale:#e8f7ef;--card:#fff;--shadow:0 10px 36px rgba(20,75,53,.035)}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:310px}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #50b993;outline-offset:3px}.academy-container{width:min(1120px,calc(100% - 36px));margin-inline:auto}.academy-header{background:#fff;border-bottom:1px solid var(--line)}.header-inner{height:72px;display:flex;align-items:center;gap:40px}.academy-logo{font-size:22px;font-weight:900;letter-spacing:-1.2px;white-space:nowrap}.academy-logo small{font-size:12px;letter-spacing:-.2px;color:var(--muted)}.green{color:var(--green)}.academy-nav{display:flex;gap:25px;margin-right:auto;font-size:13px;color:#6d847c;font-weight:650}.academy-nav a:hover,.academy-nav .selected{color:var(--green)}.header-action{border:1px solid var(--line);border-radius:10px;padding:10px 14px;font-size:12px;font-weight:760;background:#fff;white-space:nowrap}.header-action:hover{background:var(--pale)}.academy-footer{margin-top:75px;border-top:1px solid var(--line);padding:25px 0;color:var(--muted);font-size:12px}.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.academy-footer a{color:var(--green);font-weight:760}.eyebrow{font-size:11px;letter-spacing:1.7px;color:var(--green);font-weight:850;margin:0 0 15px}.academy-hero{padding:75px 0 40px;max-width:790px}.academy-hero h1,.course-heading h1,.lesson-page-header h1{font-size:clamp(35px,5vw,55px);line-height:1.13;letter-spacing:-2.3px;margin:0 0 18px;font-weight:850}.academy-hero h1 em,.course-heading h1 em,.lesson-page-header h1 em{font-style:normal;color:var(--green)}.hero-subtitle,.course-heading p,.lesson-page-header p:not(.eyebrow){font-size:16px;color:#6c827b;line-height:1.75;margin:0;max-width:680px}.hero-actions{margin-top:28px;display:flex;align-items:center;flex-wrap:wrap;gap:17px}.hero-note{font-size:12px;color:#80948d}.btn{border:0;display:inline-flex;align-items:center;gap:14px;justify-content:center;padding:13px 18px;border-radius:11px;font-size:13px;font-weight:800;white-space:nowrap;min-height:43px}.btn-primary{color:#fff;background:var(--green);box-shadow:0 8px 22px rgba(5,148,94,.13)}.btn-primary:hover{background:#087d53}.btn-soft{background:var(--pale);color:#087b53;border:1px solid #cbe9d9}.btn-soft:hover{background:#d8f4e6}.btn-outline{background:#fff;border:1px solid var(--line);color:var(--ink)}.btn-outline:hover{background:var(--pale)}.flow-ribbon{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 26px;color:#678078;font-size:13px}.flow-ribbon span{display:flex;align-items:center;gap:8px}.flow-ribbon b{color:var(--green);font-size:11px}.academy-section{margin-top:65px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:23px}.section-heading h2{margin:0;font-size:27px;letter-spacing:-.9px}.section-aside{font-size:12px;color:var(--muted)}.level-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.level-card{border:1px solid var(--line);background:var(--card);padding:21px;border-radius:17px;min-height:280px;display:flex;flex-direction:column;transition:transform .18s,border-color .18s}.level-card:hover:not(.soon){transform:translateY(-3px);border-color:#9bdbc3}.level-top{display:flex;justify-content:space-between;align-items:center}.level-number{font-size:12px;font-weight:850;color:var(--green)}.pill{font-size:10px;padding:5px 9px;color:#688079;background:#edf4f0;border-radius:99px;font-weight:750}.pill-green{background:#e1f5e9;color:#098a56}.level-symbol{font-size:33px;line-height:1;margin:22px 0 12px;color:var(--green)}.level-beginner .level-symbol{color:#4386c8}.level-intermediate .level-symbol{color:#cd942c}.level-advanced .level-symbol{color:#9d73cf}.level-card h3{font-size:21px;margin:0 0 8px}.level-card p{font-size:12px;color:var(--muted);line-height:1.7;margin:0 0 20px}.level-foot{display:flex;justify-content:space-between;gap:8px;margin-top:auto;font-size:11px;color:var(--muted);align-items:center}.level-foot>span{color:var(--green);font-weight:800}.level-card.soon .level-foot>span{color:#82918c}.how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.how-grid>div{background:white;border:1px solid var(--line);border-radius:16px;padding:25px}.how-icon{width:45px;height:45px;border-radius:12px;background:var(--pale);color:var(--green);display:grid;place-items:center;font-size:24px}.how-grid h3{font-size:16px;margin:16px 0 6px}.how-grid p{color:var(--muted);font-size:13px;line-height:1.7;margin:0}
.breadcrumbs{display:flex;gap:10px;align-items:center;margin:32px 0 25px;font-size:12px;color:#859790}.breadcrumbs a:hover{color:var(--green)}.course-heading{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:15px 0 27px}.course-heading>div:first-child{max-width:740px}.course-heading h1{font-size:clamp(32px,4.3vw,47px)}.course-progress{flex:0 0 206px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:23px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:4px;color:var(--muted);font-size:12px}.course-progress strong{font-size:25px;color:var(--ink)}.circle-icon{display:grid;place-items:center;border-radius:14px;width:48px;height:48px;background:var(--pale);color:var(--green);font-size:27px;margin-bottom:6px}.progress-track{width:100%;background:#e3efe8;height:7px;border-radius:99px;overflow:hidden;margin-top:12px}.progress-track>div{height:100%;width:0;background:#13a46b;transition:width .2s}.lesson-list{display:grid;gap:13px}.lesson-entry{background:#fff;border:1px solid var(--line);border-radius:15px;padding:21px 24px;display:flex;align-items:center;gap:23px;transition:border-color .2s}.lesson-entry:hover{border-color:#8dcfb3}.lesson-entry.locked{background:#f8faf9}.lesson-index{font-size:24px;min-width:55px;color:#109965;font-weight:900}.lesson-entry-info{display:flex;flex:1;flex-direction:column;gap:5px;min-width:0}.lesson-entry-info strong{font-size:19px}.lesson-entry-info small{font-size:12px;color:var(--muted);line-height:1.6}.lesson-status{color:var(--green);font-size:10px;letter-spacing:.8px;text-transform:uppercase;font-weight:850}.lesson-duration{font-size:12px;color:var(--muted);white-space:nowrap}.lesson-arrow{font-size:25px;color:var(--green)}.course-hint{font-size:12px;color:var(--muted);margin:20px 0}
.lesson-page-header{display:flex;align-items:center;justify-content:space-between;gap:25px;margin:0 0 28px}.lesson-page-header h1{font-size:clamp(32px,4vw,44px);margin-bottom:9px}.lesson-page-header p:not(.eyebrow){font-size:14px}.subtle-link{font-size:12px;color:var(--green);font-weight:750;white-space:nowrap}.lesson-app{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);overflow:hidden;min-height:400px}.loading-note{text-align:center;padding:70px;color:var(--muted)}.lesson-seo{max-width:880px;margin:48px auto 0;border-top:1px solid var(--line);padding-top:20px;color:#6f827b;font-size:13px;line-height:1.9}.lesson-seo h2,.lesson-seo h3{color:var(--ink);line-height:1.35;margin:20px 0 5px}.lesson-seo h2{font-size:21px}.lesson-seo h3{font-size:17px}
/* Lesson teaching player */
.player-top{padding:20px 27px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:18px;justify-content:space-between}.player-caption{font-size:10px;color:#8ba097;font-weight:800;letter-spacing:1px;margin-bottom:7px}.player-step-list{display:flex;gap:7px;flex:1;max-width:635px}.step-pill{flex:1;min-width:0;text-align:center;padding:9px 2px 7px;border-radius:9px;background:#f0f5f2;color:#82948c;font-size:10px;font-weight:750;white-space:nowrap}.step-pill.active{background:#e1f6eb;color:#088958}.step-pill.passed{background:#d2efe0;color:#107e55}.player-top-right{font-size:11px;color:var(--muted);text-align:right;min-width:72px}.player-main{padding:28px}.player-content h2{font-size:clamp(23px,2.6vw,30px);letter-spacing:-.7px;margin:0 0 10px}.player-intro{color:#6b8278;font-size:14px;line-height:1.65;margin:0 0 17px;max-width:810px}.player-grid{display:grid;grid-template-columns:minmax(0,1fr) 265px;gap:19px;align-items:start}.player-visual{min-width:0}.coach-side{background:#f4faf7;border:1px solid #dcece4;border-radius:14px;padding:19px}.coach-label{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--green);font-weight:900;letter-spacing:.65px;text-transform:uppercase;margin-bottom:12px}.coach-icon{display:grid;place-items:center;width:27px;height:27px;background:#d9f2e6;border-radius:9px;font-size:16px}.coach-side p{font-size:13px;line-height:1.7;color:#4f7263;margin:0}.tip-card{margin-top:18px;background:#e6f5ec;border-radius:11px;padding:13px 14px;font-size:12px;line-height:1.65;color:#307452}.coach-log{border-top:1px solid #dcece4;margin-top:18px;padding-top:15px;color:#587c6d;font-size:12px;line-height:1.6}.coach-log.error{color:#a64b46}.lesson-points{padding:0;margin:0 0 18px 18px;color:#4f685e;font-size:13px;line-height:1.85}.lesson-points li{padding-left:3px;margin-bottom:5px}.teacher-figure{background:#fbfefd;border:1px solid #e2ede7;border-radius:13px;padding:16px;overflow:hidden}.figure-heading{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:14px}.figure-heading strong{font-size:12px}.figure-heading>span{font-size:10px;color:#81948c}.figure-heading .figure-subtitle{color:#6d8279;font-size:11px}.kb-stage{position:relative;width:100%;max-width:735px;margin-inline:auto;padding:4px 0 96px;min-height:320px}.kb-keys{position:relative;z-index:1}.kb-row{display:flex;gap:5px;justify-content:center;margin-bottom:6px}.kb-key{position:relative;display:flex;align-items:center;justify-content:center;flex:1;max-width:53px;min-width:0;height:42px;border:1px solid #dce7e0;border-bottom-width:3px;border-radius:7px;background:#fff;color:#3c5b4f;box-shadow:0 1px 0 #f4faf6;font-weight:850;font-size:12px;transition:background .13s,border-color .13s,transform .13s}.kb-key.finger-colors{border-top:4px solid var(--finger-color)}.kb-key.home{background:#f1f8f5}.kb-key.bump::after{position:absolute;content:"";height:3px;width:18px;bottom:5px;left:50%;transform:translateX(-50%);border-radius:4px;background:#668a78}.kb-key.space{width:41%;max-width:280px;flex:none}.kb-key.next{background:#d5f5e3;box-shadow:0 0 0 3px rgba(33,164,106,.19);border-color:#26b778;color:#075c39;animation:keyBreathe 1.15s ease-in-out infinite}.kb-key.correct{background:#baf0d0;border-color:#28b26d}.kb-key.wrong{background:#ffe1df;border-color:#e27c7a;animation:keyShake .19s linear 2}.kb-hands{pointer-events:none;position:absolute;z-index:3;left:0;right:0;top:29px;width:100%;height:auto;overflow:visible;filter:drop-shadow(0 4px 4px rgba(129,88,50,.08));transition:opacity .2s}.hand-finger{transform-box:fill-box;transform-origin:50% 82%;transition:filter .18s,opacity .18s,transform .22s ease;opacity:.78}.hand-finger.focus{opacity:1;filter:drop-shadow(0 0 6px rgba(32,156,102,.52));transform:translateY(-11px) rotate(-2deg)}.hand-finger.tapping{animation:fingerTap .65s ease-in-out}.kb-hands.focus-mode .hand-finger:not(.focus){opacity:.35}.hand-palm{opacity:.78}.finger-labels{display:flex;flex-wrap:wrap;gap:9px;margin-top:9px;justify-content:center}.finger-labels span{font-size:10px;color:#6d857b;display:flex;align-items:center;gap:5px}.finger-labels i{width:9px;height:9px;border-radius:50%;background:var(--finger-color)}.figure-controls{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-top:14px;padding-top:13px;border-top:1px solid #e1ece5}.switch-label{font-size:11px;color:#628173;display:inline-flex;align-items:center;gap:7px;cursor:pointer}.switch-label input{accent-color:var(--green)}.teacher-note{font-size:11px;color:#698477}.demo-action{border:1px solid #bbdfc9;border-radius:9px;padding:8px 12px;background:#e5f7ed;color:#167751;font-size:11px;font-weight:800}.demo-action:hover{background:#d6f0e1}.demo-action:disabled{opacity:.5}.lesson-work{margin-top:18px;padding:21px;background:#f9fcfa;border:1px solid var(--line);border-radius:14px}.work-label{font-weight:850;font-size:12px;margin-bottom:9px;display:block;color:#59766a}.type-line{display:flex;justify-content:center;flex-wrap:wrap;gap:5px;padding:15px;background:#fff;border:1px solid #e2ede6;border-radius:10px;margin-bottom:15px}.type-char{display:inline-grid;place-items:center;min-width:25px;height:34px;font-size:21px;font-weight:750;color:#80988d;border-radius:6px;font-family:ui-monospace,monospace}.type-char.done{color:#11935f;background:#e8f8ee}.type-char.current{color:#164d37;background:#d6f2df;border-bottom:2px solid #0ca165}.type-char.space-char{width:18px;min-width:18px}.keyboard-capture{border:2px dashed #b9dac9;border-radius:11px;background:white;text-align:center;padding:15px 13px;color:#56766a;font-size:12px;cursor:text}.keyboard-capture:focus,.keyboard-capture.focused{outline:none;border-color:#119966;background:#f5fff9;box-shadow:0 0 0 3px rgba(25,162,105,.09)}.keyboard-capture .capture-icon{font-size:20px;display:block;margin-bottom:5px}.capture-feedback{margin-top:12px;min-height:26px;font-size:12px;font-weight:750;color:#198459}.capture-feedback.bad{color:#b84b48}.session-scores{display:flex;justify-content:space-between;gap:10px;margin-top:13px;font-size:11px;color:#778e84;flex-wrap:wrap}.session-scores strong{color:#166a4b}.lesson-checklist{display:grid;gap:10px;margin:14px 0}.check-item{display:flex;gap:12px;align-items:start;border:1px solid #dce9e2;background:white;border-radius:10px;padding:13px;font-size:13px;color:#557064;line-height:1.55;cursor:pointer}.check-item input{accent-color:var(--green);margin-top:4px}.quiz-card{border:1px solid #dbe8e2;background:#fff;border-radius:13px;padding:18px;margin-top:13px}.quiz-title{font-size:14px;font-weight:780;margin-bottom:11px}.quiz-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.quiz-choice{border:1px solid #dae7df;border-radius:10px;text-align:center;padding:12px 7px;font-size:12px;color:#476756;background:#f9fcfa;font-weight:750;min-height:42px}.quiz-choice:hover:not(:disabled){border-color:#20b57d}.quiz-choice.selected{background:#e1f5e9;border-color:#23a771;color:#126748}.quiz-choice.incorrect{background:#fff1ef;border-color:#e49f95;color:#a0443b}.quiz-choice:disabled:not(.selected):not(.incorrect){opacity:.5}.quiz-explain{font-size:11px;color:#648473;margin-top:10px}.review-summary{padding:24px;border:1px solid #d4ebde;background:#f1fbf6;border-radius:15px}.review-summary h3{font-size:20px;margin:0 0 9px}.review-summary p{margin:0 0 12px;color:#507866;font-size:13px;line-height:1.7}.review-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.review-stat{border-radius:10px;background:#fff;padding:13px}.review-stat strong{font-size:23px;color:var(--green);display:block}.review-stat span{font-size:11px;color:var(--muted)}.mini-callout{padding:12px 14px;margin-top:13px;border-radius:10px;background:#fff8e9;color:#8a6932;font-size:12px;line-height:1.65}.mini-callout.error{background:#fff0ee;color:#a44341}.player-footer{border-top:1px solid var(--line);padding:17px 28px;display:flex;align-items:center;justify-content:space-between;gap:15px;flex-wrap:wrap}.player-footer small{color:var(--muted);font-size:11px}.player-footer-actions{display:flex;gap:9px;align-items:center}.lock-panel,.mobile-warning{margin:30px;padding:38px;text-align:center;background:#f5faf7;border-radius:16px;border:1px solid var(--line)}.lock-panel h2,.mobile-warning h2{font-size:26px}.lock-panel p,.mobile-warning p{color:var(--muted);font-size:14px;line-height:1.75;max-width:550px;margin:10px auto 24px}.mobile-warning{display:none}.error-load{padding:35px;color:#a44747;font-size:14px}.player-result{margin-top:13px;padding:17px;border-radius:12px;background:#eaf8f0;border:1px solid #badfcb;color:#236e4d}.player-result h3{margin:0 0 6px}.player-result p{font-size:12px;margin:0;line-height:1.7}.player-result.fail{background:#fff3ef;border-color:#f0c1b6;color:#9c473c}.form-error{color:#ac4d4a;font-size:12px}.lesson-page-header .subtle-link:hover{text-decoration:underline}
@keyframes keyBreathe{50%{box-shadow:0 0 0 5px rgba(33,164,106,.12)}}@keyframes keyShake{0%,100%{transform:translateX(0)}25%{transform:translateX(-3px)}75%{transform:translateX(3px)}}@keyframes fingerTap{0%,100%{transform:translateY(0)}35%{transform:translateY(-16px)}65%{transform:translateY(-9px)}}
@media(max-width:960px){.level-grid{grid-template-columns:repeat(2,1fr)}.player-grid{grid-template-columns:1fr}.coach-side{display:grid;grid-template-columns:1fr 1fr;gap:8px 20px}.coach-label{grid-column:1/-1}.coach-log{margin-top:0;border:0;padding:0}.lesson-points{margin-bottom:10px}.kb-stage{max-width:735px}.course-heading h1{max-width:700px}}
@media(max-width:700px){.academy-container{width:calc(100% - 24px)}.academy-nav{display:none}.header-inner{height:62px;gap:12px}.header-action{margin-left:auto}.academy-logo{font-size:19px}.academy-hero{padding:40px 0 25px}.academy-hero h1{letter-spacing:-1.5px}.flow-ribbon{padding:13px;gap:12px}.flow-ribbon span{font-size:11px}.academy-section{margin-top:37px}.section-heading{align-items:flex-start}.section-heading h2{font-size:23px}.section-aside{display:none}.how-grid{grid-template-columns:1fr}.course-heading{flex-direction:column;align-items:stretch}.course-progress{flex:0 0 auto;flex-direction:row;flex-wrap:wrap;justify-content:center}.course-progress .progress-track{flex:0 0 100%}.lesson-page-header{flex-direction:column;align-items:flex-start}.player-top{padding:14px;flex-direction:column;align-items:stretch;gap:9px}.player-top-right{display:none}.player-main{padding:15px}.coach-side{display:block;padding:15px}.coach-log{margin-top:15px;border-top:1px solid #dcece4;padding-top:12px}.player-footer{padding:15px;align-items:stretch}.player-footer-actions{width:100%;justify-content:flex-end}.lesson-entry{gap:10px;padding:17px 14px}.lesson-index{min-width:35px}.lesson-duration{display:none}.kb-key{height:clamp(24px,6vw,41px);font-size:clamp(8px,2.5vw,12px);border-radius:4px}.kb-row{gap:3px;margin-bottom:4px}.kb-stage{min-height:205px;padding-bottom:50px}.kb-hands{top:17px}.figure-heading{flex-direction:column;align-items:flex-start}.figure-controls{align-items:flex-start}.teacher-figure{padding:12px}.quiz-options{grid-template-columns:1fr}.quiz-choice{text-align:left}.review-stats{gap:5px}.review-stat{padding:9px}.review-stat strong{font-size:20px}}
@media(max-width:480px){.level-grid{grid-template-columns:1fr}.flow-ribbon{justify-content:flex-start}.flow-ribbon span{flex:0 0 42%}.player-step-list{gap:3px}.step-pill{font-size:9px;padding:8px 1px}.player-footer-actions{justify-content:stretch}.player-footer-actions .btn{flex:1}.player-footer-actions .btn:last-child{flex:1.4}.lesson-seo{font-size:12px}.type-char{min-width:20px;font-size:17px}.lesson-work{padding:12px}.lock-panel,.mobile-warning{margin:14px;padding:25px 14px}}
@media(pointer:coarse) and (max-width:750px){body[data-screen="lesson"] .lesson-app .mobile-warning{display:block}body[data-screen="lesson"] .lesson-app .player-ui{display:none}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

.posture-card{padding:8px;margin-bottom:16px;border-radius:12px;background:#f1f9f4;border:1px solid #dfebe4}.posture-card img{width:100%;height:auto;display:block;border-radius:9px}

/* V5.1: course learning analytics and focused guided review. */
.course-coach-summary{background:#fff;border:1px solid #cfe7dd;border-radius:16px;margin:24px 0 12px;padding:22px 25px;box-shadow:0 3px 15px rgba(16,75,51,.025)}
.course-coach-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.course-coach-head h3{font-size:20px;letter-spacing:-.4px;margin:3px 0 0;color:#173b2e}
.course-coach-summary p{font-size:13px;color:#5b7669;line-height:1.8;margin:12px 0}
.course-coach-foot{background:#eaf8f0;border-radius:10px;padding:12px 14px;color:#186f4b;font-size:12px;line-height:1.6}
.review-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
@media(max-width:700px){.course-coach-summary{padding:17px 15px}.course-coach-head h3{font-size:18px}}

/* V5.2: Extended ANSI keyboard and adaptive assistance. */
.kb-key.wide{flex-grow:var(--key-grow,1);max-width:110px;font-size:10px}
.kb-key.space{flex:none;width:36%;max-width:270px}
.kb-row:first-child .kb-key{font-size:10px}
.teach-aid-switches{display:flex;flex-wrap:wrap;gap:12px}
.kb-stage{min-height:350px;padding-bottom:75px}
.kb-hands{top:52px}
.type-line{justify-content:flex-start;max-height:260px;overflow:auto;line-height:1.35}
.type-char.control-token{font-size:11px;min-width:44px;background:#eaf3ee;padding:0 4px}
.level-card:not(.soon):hover{border-color:#75cca0;transform:translateY(-2px)}
@media(max-width:700px){.kb-stage{min-height:245px;padding-bottom:55px}.kb-hands{top:32px}.kb-row:first-child .kb-key{font-size:8px}.kb-key.wide{font-size:8px}}

/* V5.3: Advanced-level analytics, printable progress, local certificate. */
.academy-analysis-link{margin:27px 0 3px;text-align:center}
.analytics-page{padding-bottom:55px}
.analytics-level-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}
.analytics-level{display:flex;flex-direction:column;gap:9px;min-width:0;padding:21px;border:1px solid #d6e9df;border-radius:16px;background:#fff;color:#173c2e;transition:border-color .15s}
.analytics-level:hover{border-color:#16a474}
.analytics-level strong{font-size:19px}.analytics-level>span{font-size:12px;color:#23815a}.analytics-level small{color:#6a8475;font-size:11px}
.analytics-level .progress-track{margin-top:auto;max-width:none;width:100%;height:8px;border-radius:20px;background:#e6f1eb;overflow:hidden}
.analytics-level .progress-track>div{background:#16a474;height:100%;width:0;transition:width .15s}
.analytics-hint{font-size:13px;color:#5d796d;line-height:1.7;margin:15px 0}
.analytics-selector,.report-toolbar label,.certificate-settings label{font-size:12px;font-weight:750;color:#365d4a}
.analytics-selector select,.report-toolbar select,.certificate-settings input{min-height:40px;padding:8px 12px;margin-left:8px;background:#fff;border:1px solid #cbdfd3;border-radius:10px;color:#203f30;font:inherit}
.analysis-score-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:16px 0}
.analysis-score-strip>div{display:flex;flex-direction:column;padding:18px 20px;border-radius:14px;background:#eaf6ef;border:1px solid #d3e9da;gap:6px}
.analysis-score-strip span{color:#567d66;font-size:11px}.analysis-score-strip strong{font-size:21px;letter-spacing:-.5px;color:#176d4b}
.analytics-two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}
.analytics-panel{padding:22px;border:1px solid #d8e8df;border-radius:16px;background:#fff;min-width:0}
.analytics-panel h3{font-size:20px;margin:0 0 7px;color:#153d2b}.analytics-panel>p{color:#607969;font-size:12px;line-height:1.6}
.weak-entry{display:grid;grid-template-columns:42px 1fr;align-items:center;gap:0 12px;padding:11px 0;border-bottom:1px solid #ecf2ee}
.weak-entry strong{grid-row:span 2;font-size:17px;color:#146b4a;display:grid;place-items:center;background:#e9f5ed;border-radius:8px;min-height:39px}
.weak-entry span{font-size:12px;color:#315c45}.weak-entry small{font-size:11px;color:#779080;line-height:1.5}
.finger-row{border-bottom:1px solid #edf2ed;padding:10px 0;display:grid;grid-template-columns:1fr 1fr;gap:5px 9px}
.finger-row strong{font-size:12px;color:#244934;border-left:4px solid var(--finger);padding-left:8px}.finger-row span{font-size:11px;color:#647d6c;text-align:right}
.finger-row small{grid-column:1/-1;font-size:10px;color:#71887b}.finger-bar{grid-column:1/-1;height:5px;border-radius:15px;background:#eef4ef;overflow:hidden}.finger-fill{display:block;height:100%;background:var(--finger);border-radius:15px}
.recent-panel{margin-top:17px}.check-row{display:grid;grid-template-columns:1.3fr 1fr 1fr .7fr;gap:10px;padding:12px 6px;border-bottom:1px solid #edf2ed;align-items:center}
.check-row strong{font-size:12px}.check-row span,.check-row small{font-size:11px;color:#6b8775}
.report-toolbar{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin:20px 0}
.print-surface{padding:24px;border:1px solid #d7e9df;border-radius:16px;background:white;color:#1b3e30;max-width:880px;margin:18px auto}
.print-report h2{font-size:25px;margin:6px 0}.print-report p{color:#587665;font-size:13px;line-height:1.8}.print-report>small{font-size:11px;color:#6e8274}
.report-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:9px 0;border-bottom:1px solid #ecf1ec;font-size:12px}.report-row strong{flex:none;color:#157b51}
.certificate-settings{display:flex;align-items:center;flex-wrap:wrap;gap:15px;margin-bottom:20px}.certificate-settings p{flex-basis:100%;margin:0}.certificate-settings input{margin:4px 0 0;display:block;min-width:240px;max-width:100%}
.certificate-sheet{max-width:900px;min-height:440px;padding:44px 30px;text-align:center;border:8px double #92bea6;background:radial-gradient(ellipse at top,#f1fbf5,#fff 60%)}
.certificate-ribbon{color:#17865b;font-size:12px;font-weight:900;letter-spacing:2px}.certificate-icon{font-size:36px;margin:18px auto 4px;color:#198f60}
.certificate-sheet h2{margin:12px 0 17px;font-size:clamp(23px,3vw,36px);letter-spacing:-1px}
.certificate-sheet p{font-size:13px;line-height:1.8;color:#5d7565}.certificate-sheet strong{font-size:15px;color:#147f53}
.certificate-person{font-size:clamp(24px,3vw,35px);font-weight:850;color:#204f36;border-bottom:1px solid #94bda3;padding:6px 25px;max-width:640px;margin:0 auto;overflow-wrap:anywhere}
.certificate-bottom{display:flex;justify-content:space-between;gap:16px;border-top:1px solid #b9d9c8;padding-top:15px;margin-top:33px;color:#668374;font-size:11px}
.certificate-settings button:disabled{opacity:.45;cursor:not-allowed}
@media(max-width:900px){.analytics-level-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.analytics-level-grid{gap:10px}.analytics-level{padding:15px}.analytics-two-col{grid-template-columns:1fr}.analysis-score-strip{grid-template-columns:1fr 1fr}.analysis-score-strip>div:last-child{grid-column:1/-1}.section-heading:has(.analytics-selector){flex-wrap:wrap;gap:15px}.check-row{grid-template-columns:1fr 1fr}.print-surface{padding:17px}.certificate-sheet{min-height:380px}.certificate-settings{display:block}.certificate-settings button{margin-top:12px}.report-row{font-size:11px}}
@media print{
 @page{size:A4;margin:13mm}
 body[data-print-mode] {background:#fff!important;color:#1b3e30!important}
 body[data-print-mode]>.academy-header,body[data-print-mode]>.academy-footer {display:none!important}
 body[data-print-mode] .analytics-page{width:100%!important;max-width:none!important;padding:0!important;margin:0!important}
 body[data-print-mode] .analytics-page>*{display:none!important}
 body[data-print-mode="report"] .report-section,body[data-print-mode="certificate"] .certificate-section{display:block!important;margin:0!important;padding:0!important}
 body[data-print-mode="report"] .report-section>*:not(.print-report),body[data-print-mode="certificate"] .certificate-section>*:not(.certificate-sheet){display:none!important}
 body[data-print-mode] .print-surface{display:block!important;max-width:100%!important;border:0;box-shadow:none;margin:0 auto!important;break-inside:avoid}
 body[data-print-mode="certificate"] .certificate-sheet{border:8px double #8abca1!important;min-height:550px}
 body[data-print-mode] .report-row{break-inside:avoid}
}
/* V5.3 print learning notes and certificate gate */
[hidden]{display:none!important}
.print-report h3{font-size:17px;margin:22px 0 10px}
.report-fingers{display:flex;gap:7px;flex-wrap:wrap}
.report-finger-item{border-left:4px solid var(--finger);padding:6px 9px;background:#f0f7f2;color:#3b6450;font-size:11px;border-radius:4px}
.report-advice ul{margin:14px 0 7px;padding-left:22px;color:#426e57;font-size:12px;line-height:1.7}
.report-advice .report-reminder{font-size:12px;background:#eaf5ed;padding:10px;border-radius:8px}