:root{--ink:#203c33;--green:#173f35;--muted:#707970;--line:#dfE3d8;--paper:#f7f7f0;--lime:#d8f38c;--white:#fffefa;--gold:#eab96c;--red:#a23e36;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
:root{color-scheme:light}
:root[data-theme=dark]{color-scheme:dark;--ink:#e0ebe5;--muted:#acb9af;--line:#34483e;--paper:#111c19;--white:#1b2823;--red:#ffaea0}
.theme-toggle{background:var(--white);color:var(--ink);border:1px solid var(--line);border-radius:24px;padding:10px 14px;min-height:44px;font-size:12px;white-space:nowrap}
.appearance{display:flex;justify-content:flex-end;margin-bottom:24px}
.word-counter{font-size:12px;color:var(--muted);align-self:flex-end;font-variant-numeric:tabular-nums}
*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #cc9e46;outline-offset:4px}h1,h2,h3,p{margin-top:0}h1,h2{font-family:Georgia,'Times New Roman',serif;font-weight:400;letter-spacing:-.045em}h1{font-size:clamp(38px,4.3vw,62px);line-height:1.08;margin-bottom:18px}h2{font-size:32px;margin-bottom:14px}h3{font-weight:600;font-size:17px}p{line-height:1.65}small,.small{font-size:12px;line-height:1.6}.muted{color:var(--muted)}.eyebrow{font-size:11px;letter-spacing:.13em;text-transform:uppercase;font-weight:700}.pill{display:inline-flex;align-items:center;gap:7px;background:#edf1e6;padding:7px 11px;border-radius:20px;font-size:11px}.dot{width:6px;height:6px;background:#709847;display:inline-block;border-radius:50%}.layout{max-width:1560px;margin:auto;display:grid;grid-template-columns:232px 1fr;min-height:100vh}.sidebar{padding:38px 25px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:44px;position:sticky;top:0;height:100vh}.brand{font:32px Georgia,serif;letter-spacing:-.06em;display:flex;gap:12px;align-items:center}.brand img{width:36px;height:36px;border-radius:9px}.brand small{display:block;font:10px sans-serif;letter-spacing:.12em;text-transform:uppercase;margin-top:6px;color:var(--muted)}nav{display:grid;gap:9px}nav button{border:0;background:transparent;text-align:left;padding:13px 15px;border-radius:9px;color:#697469;font-size:14px;display:flex;gap:14px;align-items:center}nav button.active{background:#e7eddd;color:var(--green);font-weight:650}nav button:hover{background:#edf0e5}.navicon{font-size:17px;width:20px;text-align:center}.side-bottom{margin-top:auto;font-size:12px;line-height:1.6}.side-note{border-top:1px solid var(--line);padding-top:22px;margin-bottom:20px}.side-note strong{display:block;color:var(--ink);margin-bottom:6px}.content{padding:30px 48px 55px;min-width:0}.topline{display:flex;align-items:center;justify-content:space-between;margin-bottom:35px;font-size:12px;color:var(--muted)}.topline .pill{color:var(--ink)}.banner{border:1px solid #dfd4ae;background:#fff7db;border-radius:10px;padding:12px 16px;font-size:12px;line-height:1.6;margin-bottom:24px;display:flex;align-items:center;justify-content:space-between;gap:12px}.banner button{white-space:nowrap}.intro{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:26px}.intro h1{font-size:44px;margin:7px 0 10px}.intro p{margin:0;font-size:14px}.date-label{font-size:11px;letter-spacing:.09em;text-transform:uppercase}.main-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(260px,1fr);gap:22px}.hero{background:var(--green);color:#f7f7ec;border-radius:18px;padding:35px 34px;position:relative;overflow:hidden;min-height:324px;display:flex;flex-direction:column;align-items:flex-start}.hero .eyebrow{color:#bad0b5;margin-bottom:27px}.hero h2{font-size:43px;max-width:350px;line-height:1.05;z-index:1}.hero p{font-size:13px;color:#ccd8ca;max-width:310px;margin-bottom:26px;z-index:1}.hero .btn{z-index:1}.hero .stamp{position:absolute;width:160px;height:160px;border:1px solid #617d57;border-radius:50%;right:-45px;bottom:-25px;box-shadow:0 0 0 24px #244c3b,0 0 0 25px #4c6e4b,0 0 0 49px #204737,0 0 0 50px #3a6045;opacity:.65}.hero .stamp:after{content:'a';font:140px Georgia;color:#b8d385;position:absolute;left:30px;top:-30px}.btn{background:var(--green);border:1px solid var(--green);color:#fffefa;border-radius:9px;padding:13px 20px;font-weight:600;font-size:13px;display:inline-flex;gap:20px;justify-content:center;align-items:center;min-height:45px;text-decoration:none}.btn.lime{background:var(--lime);border-color:var(--lime);color:var(--green)}.btn.secondary{background:transparent;color:var(--green);border-color:#cdd6c6}.btn.small{min-height:35px;padding:8px 12px;font-size:12px}.btn.danger{background:#963f39;border-color:#963f39}.text-button{background:none;border:0;padding:7px 0;color:var(--green);font-size:12px;text-decoration:underline;text-underline-offset:3px}.card{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:25px}.card-header{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:21px}.card-header h3{margin:0}.estimate{font:49px Georgia;letter-spacing:-.04em;margin-bottom:5px}.levelbar{display:flex;gap:5px;margin:20px 0 8px}.levelbar span{flex:1;border-radius:4px;height:6px;background:#e4e8db}.levelbar span.filled{background:#799766}.levelnames{display:flex;justify-content:space-between;font-size:10px;color:var(--muted)}.estimate-card p{font-size:12px;margin-top:18px;margin-bottom:0}.wide{grid-column:1/-1}.section-heading{display:flex;align-items:baseline;justify-content:space-between;margin:30px 0 15px}.section-heading h2{font-family:inherit;letter-spacing:0;font-size:17px;font-weight:650;margin:0}.path{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.path-item{border:1px solid var(--line);border-radius:13px;padding:20px;background:#fdfdf8}.path-item .num{font:25px Georgia;color:#91a180;margin-bottom:21px}.path-item h3{font-size:14px;margin-bottom:8px}.path-item p{font-size:12px;color:var(--muted);margin:0}.lower-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:22px}.voice-card{background:#efeedd;border-color:#e4e1cc}.voice-head{display:flex;align-items:center;gap:15px}.voice-icon{width:46px;height:46px;background:#e0e2c7;display:flex;align-items:center;justify-content:center;border-radius:50%;font-size:23px}.voice-card h3{margin:0 0 6px}.voice-card p{font-size:12px;margin:0 0 17px}.word{font:29px Georgia;margin:15px 0 8px}.footer-note{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--muted);gap:15px;margin-top:28px}.practice{max-width:780px;margin:auto}.practice .card{padding:32px;margin-top:24px}.passage{font:24px/1.6 Georgia;border-left:3px solid #c4d691;padding:10px 22px;background:#f4f5eb;margin:24px 0}.options{display:grid;gap:10px;margin:22px 0}.option{display:flex;gap:12px;align-items:center;padding:15px;border:1px solid var(--line);border-radius:10px;font-size:14px;cursor:pointer}.option:has(input:checked){border-color:#577e4c;background:#eef3e3}input,select,textarea{padding:12px;border:1px solid #cdd5c5;border-radius:8px;color:var(--ink);background:#fffefa;font-size:16px;max-width:100%}input[type=radio],input[type=checkbox]{accent-color:var(--green);width:18px;height:18px;flex-shrink:0}textarea{width:100%;min-height:180px;resize:vertical;line-height:1.6}.form-field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;font-size:13px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:22px}.feedback{background:#eff4e3;border:1px solid #d9e3c5;border-radius:12px;padding:22px;margin-top:22px;white-space:pre-wrap;font-size:14px;line-height:1.7}.feedback h3{margin-bottom:10px}.error{color:var(--red);font-size:13px;line-height:1.6}.login-layout{min-height:100vh;display:grid;grid-template-columns:1.1fr 1fr}.login-intro{background:var(--green);color:#f8f8ed;display:flex;flex-direction:column;justify-content:center;padding:clamp(30px,7vw,110px)}.login-intro .brand{margin-bottom:80px}.login-intro h1{max-width:500px}.login-intro p{max-width:430px;color:#c6d4bf}.login-intro .eyebrow{color:var(--lime);margin-bottom:25px}.login-form{display:flex;flex-direction:column;justify-content:center;padding:50px clamp(25px,6vw,90px);max-width:650px}.login-form .small{margin-bottom:25px}.login-form h2{font-size:38px}.setup{background:#eeefdf;border:1px solid #dedfc8;padding:20px;border-radius:12px;margin:10px 0 24px;font-size:13px;line-height:1.7}.loading{padding:80px;font:40px Georgia}.loading span{display:block;font:15px sans-serif;margin-top:20px}.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.skill-card .estimate{font-size:38px;margin-top:25px}.history-item{padding:18px 0;border-top:1px solid var(--line)}.history-item p{margin:7px 0;font-size:13px}.plan-block{display:flex;align-items:flex-start;gap:18px;border-top:1px solid var(--line);padding:22px 0}.plan-block:last-child{padding-bottom:0}.plan-number{width:40px;height:40px;border:1px solid #cdd8c4;display:grid;place-items:center;border-radius:50%;font:19px Georgia;flex-shrink:0}.plan-copy{flex:1}.plan-copy h3{margin:0 0 7px}.plan-copy p{font-size:13px;margin:0;color:var(--muted)}.plan-time{font-size:12px;white-space:nowrap}.voice-stage{padding:35px;text-align:center}.voice-orb{width:140px;height:140px;background:radial-gradient(circle at 30% 30%,#d9ed99,#77956c 55%,#234e3d);border-radius:50%;margin:30px auto;box-shadow:0 0 0 12px #ecf0df,0 0 0 13px #dce3cd}.voice-orb.live{animation:breathe 2s ease-in-out infinite}.transcript{text-align:left;border-top:1px solid var(--line);padding-top:20px;margin-top:30px;max-height:320px;overflow:auto;font-size:14px;line-height:1.7}.transcript p{margin-bottom:12px}.transcript b{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}.check-label{display:flex;gap:10px;align-items:flex-start;font-size:13px;line-height:1.6}.connection{display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid var(--line);padding:18px 0;font-size:13px}.connection strong{display:block;margin-bottom:5px}.connection span{font-size:12px;color:var(--muted)}code{font-size:12px;background:#edefe5;padding:3px 6px;border-radius:4px;overflow-wrap:anywhere}.review-face{text-align:center;padding:30px 10px}.review-face .word{font-size:38px;line-height:1.3}.empty{padding:35px 5px;text-align:center}.break-note{font-size:12px;background:#ecefdf;border-radius:10px;padding:14px 18px;margin-top:20px}#notice{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#203c33;color:white;padding:13px 20px;border-radius:10px;font-size:13px;z-index:50;max-width:90vw;box-shadow:0 8px 30px #0002;display:none}#notice.show{display:block}.badge{background:#e6ecd9;border-radius:5px;padding:4px 7px;font-size:10px}.study-status{font-size:12px;color:var(--muted)}@keyframes breathe{50%{transform:scale(1.05)}}
@media(min-width:1500px){.content{padding-left:65px;padding-right:65px}}
@media(max-width:1100px){.layout{grid-template-columns:190px 1fr}.sidebar{padding:30px 18px}.content{padding:28px}.main-grid{grid-template-columns:1.35fr 1fr}.hero{padding:28px}.hero h2{font-size:36px}.skills-grid{gap:10px}.skill-card{padding:18px}}
@media(max-width:800px){.layout{display:block}.sidebar{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line);padding:18px 22px;gap:18px}.sidebar .brand{font-size:27px}.sidebar .brand img{width:30px;height:30px}.sidebar .brand small{display:none}nav{display:flex;overflow-x:auto;gap:6px}nav button{padding:9px 12px;white-space:nowrap;font-size:12px}.navicon{display:none}.side-bottom{display:none}.content{padding:22px}.topline{margin-bottom:24px}.main-grid{grid-template-columns:1.4fr 1fr}.intro h1{font-size:38px}.login-intro{padding:45px}.login-intro .brand{margin-bottom:45px}.login-layout{grid-template-columns:1fr}.login-form{max-width:none;padding:35px 30px}.login-intro h1{font-size:40px}.login-intro p{margin-bottom:0}.skills-grid{grid-template-columns:1fr}.skill-card{display:grid;grid-template-columns:1fr 1fr;gap:10px}.skill-card .estimate{margin:0}.skill-card p{margin:0}.footer-note{align-items:flex-start}}
@media(max-width:550px){.content{padding:20px 16px 35px}.sidebar{padding:17px 16px}.main-grid,.lower-grid{grid-template-columns:1fr}.hero{min-height:300px;padding:28px}.hero h2{font-size:39px}.estimate-card{padding:23px}.estimate-card .estimate{font-size:35px}.path{grid-template-columns:1fr}.path-item{display:grid;grid-template-columns:30px 1fr;gap:0 15px;padding:17px}.path-item .num{grid-row:span 2;margin:0;font-size:23px}.path-item p{grid-column:2}.path-item h3{margin:0 0 5px}.intro h1{font-size:37px}.intro .pill{display:none}.topline{font-size:11px}.card{padding:22px}.practice .card{padding:23px}.passage{font-size:21px;padding:10px 17px}.form-grid{grid-template-columns:1fr}.banner{align-items:flex-start}.banner button{white-space:normal;min-width:70px}.footer-note{flex-direction:column;gap:7px}.voice-stage{padding:10px}.plan-block{gap:12px}.plan-time{max-width:50px;white-space:normal}.login-intro{padding:30px}.login-intro .brand{margin-bottom:35px}.login-intro h1{font-size:40px}.login-form{padding:30px 24px}.actions .btn{flex:1}.topline .pill{font-size:10px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;scroll-behavior:auto!important}}

.budget-panel{margin-top:22px}nav{scrollbar-width:none}nav::-webkit-scrollbar{display:none}
.curriculum-card{margin-top:22px;background:#edf2e2}.curriculum-card h2{font-size:28px;margin:10px 0}.lesson-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.lesson-grid h3{margin:18px 0 10px}.lesson-grid .card{overflow-wrap:anywhere}@media(max-width:800px){.lesson-grid{grid-template-columns:1fr 1fr}}@media(max-width:550px){.lesson-grid{grid-template-columns:1fr}.curriculum-card h2{font-size:26px}}
.topline{gap:12px;flex-wrap:wrap}.topline>span:first-child{margin-right:auto}
[data-theme=dark] input,[data-theme=dark] select,[data-theme=dark] textarea{background:var(--white);border-color:var(--line);color:var(--ink)}
[data-theme=dark] nav button{color:var(--muted)}
[data-theme=dark] nav button.active,[data-theme=dark] nav button:hover,[data-theme=dark] .pill,[data-theme=dark] .badge,[data-theme=dark] .voice-icon{background:#304135;color:var(--ink)}
[data-theme=dark] .path-item,[data-theme=dark] .voice-card,[data-theme=dark] .curriculum-card,[data-theme=dark] .break-note,[data-theme=dark] .feedback,[data-theme=dark] .passage,[data-theme=dark] .setup,[data-theme=dark] code,[data-theme=dark] .option:has(input:checked){background:#24372d;border-color:#486145}
[data-theme=dark] .btn:not(.lime):not(.secondary):not(.danger){background:#285b48;border-color:#487c64}
[data-theme=dark] .btn.secondary,[data-theme=dark] .text-button{color:var(--ink);border-color:var(--line)}
[data-theme=dark] .banner{background:#39331e;border-color:#77663a}
[data-theme=dark] .levelbar span{background:#3b4c41}[data-theme=dark] .levelbar span.filled{background:#aacb78}
[data-theme=dark] .voice-orb{box-shadow:0 0 0 12px #24372d,0 0 0 13px #486145}
[data-theme=dark] input[type=radio],[data-theme=dark] input[type=checkbox]{accent-color:#aace82}
@media(max-width:550px){.topline>span:first-child{flex-basis:100%}.topline .pill{margin-right:auto}}
.request-progress{border:1px solid var(--line);background:var(--paper);padding:18px 20px;border-radius:12px;margin-top:20px}.request-progress-head{display:flex;align-items:center;gap:10px;font-size:14px}.request-progress p{margin:12px 0 0}.elapsed{margin-left:auto;font-variant-numeric:tabular-nums;white-space:nowrap;color:var(--muted)}.activity-dot{width:9px;height:9px;flex:0 0 9px;border-radius:50%;background:#799766;animation:activity-pulse 1.4s ease-in-out infinite}.connection-lost{border-color:var(--gold)}.connection-lost .activity-dot{background:var(--gold);animation:none}.connection-notice{position:sticky;top:0;z-index:40;background:#fff0c7;color:#493c14;padding:12px 20px;text-align:center;font-size:13px;border-bottom:1px solid #cfb26c}.connection-notice[hidden]{display:none}[data-theme=dark] .connection-notice{background:#39331e;color:#f3dfaa;border-color:#77663a}@keyframes activity-pulse{50%{opacity:.3}}@media(prefers-reduced-motion:reduce){.activity-dot{animation:none}}
/* Focus blocks and varied, keyboard-accessible practice. */
.study-panel{background:var(--white);border:1px solid var(--line);border-radius:14px;margin:0 0 30px;padding:16px 20px}.study-strip{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.study-strip>div:first-child{flex:1;min-width:200px}.study-strip strong{display:block;font-size:13px;margin-top:6px}.study-clock{font:30px Georgia,serif;font-variant-numeric:tabular-nums;white-space:nowrap}.study-controls{display:flex;align-items:center;gap:13px;flex-wrap:wrap}.rhythm-options{font-size:12px;margin-top:12px;border-top:1px solid var(--line);padding-top:10px}summary{cursor:pointer;line-height:1.6}.rhythm-fields{display:flex;align-items:center;gap:15px;flex-wrap:wrap;margin-top:15px}.rhythm-fields label{display:flex;align-items:center;gap:8px}.rhythm-fields select{padding:7px;font-size:13px}.rhythm-options p{margin:12px 0 0}.format-intro h2{font-size:30px}.format-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:22px}.format-choice{border:1px solid var(--line);border-radius:12px;padding:18px;background:var(--paper);color:var(--ink);text-align:left;min-height:92px}.format-choice:hover{border-color:#7c9b65}.format-choice strong{display:block;font-size:15px;margin-bottom:8px}.format-choice span{font-size:12px;line-height:1.5;color:var(--muted)}.format-menu{margin-top:24px;border-top:1px solid var(--line);padding-top:15px;font-size:13px}.exercise-meta{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:15px}.field-title{display:block;font-size:12px;color:var(--muted);margin:16px 0 10px}.sentence-tray{display:flex;gap:8px;align-items:center;flex-wrap:wrap;min-height:90px;padding:14px;background:var(--paper);border:1px dashed #7e9871;border-radius:12px;font-size:13px}.word-bank{display:flex;gap:9px;flex-wrap:wrap;margin:20px 0}.word-tile{background:var(--white);color:var(--ink);border:1px solid var(--line);border-bottom:3px solid #99ab87;border-radius:9px;padding:11px 14px;min-height:44px;font-size:15px}.word-tile.chosen{background:#e9f0d9}.word-tile:disabled{cursor:default}.word-bank .word-tile:disabled{opacity:.3}.article-list{display:grid;gap:18px;margin:24px 0}.article-item{border:1px solid var(--line);border-radius:12px;padding:18px;min-width:0}.article-item legend{font-size:18px;line-height:1.6;padding:0 6px}.article-options{display:flex;gap:10px;flex-wrap:wrap}.article-choice{display:flex;gap:8px;align-items:center;padding:10px 14px;background:var(--paper);border:1px solid var(--line);border-radius:8px;cursor:pointer}.article-choice:has(input:checked){border-color:#7c9b65;background:#e9f0d9}.matching-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:16px 0 25px}.match-tile{display:flex;align-items:center;gap:9px;text-align:left;width:100%;min-height:56px;margin-bottom:11px;padding:12px;background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:10px;font-size:14px;overflow-wrap:anywhere}.match-tile.selected{outline:2px solid #b59952;outline-offset:2px}.match-tile.paired{border-color:#7c9b65;background:#e9f0d9}.pair-number{display:inline-grid;place-items:center;border:1px solid #7c9b65;border-radius:50%;min-width:22px;height:22px;font-size:11px}.dialogue-thread{display:grid;gap:14px;margin:22px 0}.dialogue-bubble{max-width:90%;padding:17px 20px;border:1px solid var(--line);background:var(--paper);border-radius:14px 14px 14px 2px}.dialogue-bubble p{margin:9px 0 0;white-space:pre-wrap}.dialogue-bubble.yours{justify-self:end;background:#e9f0d9;border-radius:14px 14px 2px 14px}.scenario{background:var(--paper);border-left:3px solid #9eb77a;padding:20px;margin:20px 0;border-radius:0 10px 10px 0}.scenario p{margin:10px 0 0;font-size:15px}.phrase-tools{margin-top:22px}.phrase-tools summary{font-size:14px;margin-bottom:16px}.phrase-tools .form-field{text-align:left}.recall-field{max-width:480px;margin:24px auto;text-align:left}.learning-stats{margin-top:24px}.learning-stats h2{margin-top:12px}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:24px 0}.stats-grid strong{font:34px Georgia;display:block;margin-bottom:8px}.stats-grid span{color:var(--muted);font-size:12px;line-height:1.5}.stats-columns{display:grid;grid-template-columns:1fr 1fr;gap:28px;border-top:1px solid var(--line);padding-top:22px}.plain-stats{list-style:none;margin:0;padding:0}.plain-stats li{display:flex;justify-content:space-between;gap:15px;padding:9px 0;font-size:13px;border-bottom:1px solid var(--line)}.energy-prompt{position:fixed;bottom:22px;right:22px;z-index:45;width:min(470px,calc(100vw - 32px));padding:22px;background:var(--white);color:var(--ink);border:1px solid #8da16f;border-radius:16px;box-shadow:0 10px 40px #0004}.energy-prompt[hidden]{display:none}.energy-prompt h3{font:25px Georgia;margin:10px 0}.energy-options{display:flex;gap:9px;flex-wrap:wrap}.energy-prompt p{margin-bottom:15px}[data-theme=dark] .word-tile.chosen,[data-theme=dark] .article-choice:has(input:checked),[data-theme=dark] .match-tile.paired,[data-theme=dark] .dialogue-bubble.yours{background:#2c4433}[data-theme=dark] .word-tile{border-bottom-color:#567349}
@media(max-width:800px){.study-strip{gap:12px}.study-controls{flex-basis:100%}.stats-grid{grid-template-columns:1fr 1fr}}
@media(max-width:550px){.study-panel{padding:15px;margin-bottom:24px}.study-strip>div:first-child{min-width:0}.study-clock{font-size:26px}.study-controls{gap:14px}.format-grid{grid-template-columns:1fr}.format-choice{min-height:76px;padding:16px}.matching-grid{gap:10px}.match-tile{font-size:13px;padding:10px;min-height:65px}.word-tile{font-size:14px;padding:10px}.article-item{padding:13px}.article-item legend{font-size:17px}.article-choice{padding:9px 10px}.stats-columns{grid-template-columns:1fr}.dialogue-bubble{max-width:95%;padding:14px}.energy-prompt{bottom:16px;right:16px;padding:18px}.rhythm-fields{align-items:flex-start;gap:12px}}
/* Personal learning lab */
.adaptive-note{margin:0 0 24px;padding:24px;border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:16px;background:var(--white)}
.adaptive-note strong{display:block;font-size:1.2rem;margin-top:8px}.adaptive-note p{margin-bottom:8px;max-width:75ch}.memory-note{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:24px;padding:15px 20px;border:1px solid var(--line);border-radius:12px;background:var(--white)}
.lab-overview,.lab-experiment,.memory-check,.lab-report{margin-bottom:24px}.lab-overview h2{margin-top:18px}.lab-settings{margin-top:26px;padding-top:20px;border-top:1px solid var(--line);max-width:650px}.lab-settings select{width:100%}.lab-arms{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:24px 0}.lab-arms>div{padding:20px;background:var(--paper);border:1px solid var(--line);border-radius:14px}.lab-arms strong{font-size:1.6rem;font-family:Georgia,serif}.lab-result{padding:18px;border-left:3px solid var(--gold);background:var(--paper)}.memory-cue{padding:20px;background:var(--paper);border-radius:12px}.memory-check textarea{min-height:100px}.lab-report .btn{margin-right:18px}
@media(max-width:640px){.lab-arms{grid-template-columns:1fr}.memory-note{display:block}.adaptive-note{padding:18px}.lab-overview .stats-grid{grid-template-columns:1fr 1fr}.lab-overview .stats-grid strong{font-size:1.4rem}}
@media(max-width:640px){.adaptive-note .actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.adaptive-note .actions .btn{padding:12px}.adaptive-note .actions .text-button{grid-column:1/-1}}