@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/a342834df7752944-s.1ypl14jhz9yyw.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/d3fe2f289711ac3f-s.2g9li78_0_it5.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/58c4895d0a0ef7cc-s.00u3xrku2lqty.woff2)format("woff2");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/bfc7db5c00d21bc5-s.2vepgg3wcdr2q.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/6ab0db14f70d8ed6-s.2ttjmmx-9gnz1.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/a343f882a40d2cc9-s.p.3259ncl47-hqj.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Manrope Fallback;src:local(Arial);ascent-override:103.31%;descent-override:29.07%;line-gap-override:0.0%;size-adjust:103.19%}.manrope_21f52274-module__geuVdq__className{font-family:Manrope,Manrope Fallback;font-style:normal}.manrope_21f52274-module__geuVdq__variable{--font-display:"Manrope", "Manrope Fallback"}
@font-face{font-family:Libre Baskerville;font-style:normal;font-weight:400;font-display:swap;src:url(../media/8c352cd2dd0b7ed3-s.1w0is3y9rbfpu.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Libre Baskerville;font-style:normal;font-weight:400;font-display:swap;src:url(../media/38df7484fe560b25-s.p.0izestcg811t0.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Libre Baskerville;font-style:normal;font-weight:700;font-display:swap;src:url(../media/8c352cd2dd0b7ed3-s.1w0is3y9rbfpu.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Libre Baskerville;font-style:normal;font-weight:700;font-display:swap;src:url(../media/38df7484fe560b25-s.p.0izestcg811t0.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Libre Baskerville Fallback;src:local(Times New Roman);ascent-override:76.22%;descent-override:21.22%;line-gap-override:0.0%;size-adjust:127.26%}.libre_baskerville_2e30c739-module__sXaBaW__className{font-family:Libre Baskerville,Libre Baskerville Fallback;font-style:normal}.libre_baskerville_2e30c739-module__sXaBaW__variable{--font-serif:"Libre Baskerville", "Libre Baskerville Fallback"}
:root{--ink:#14282f;--ink-2:#203b42;--forest:#2f7069;--forest-dark:#245a55;--sage:#deece7;--sage-pale:#eef5f2;--clay:#c88a5a;--clay-pale:#f7e9dc;--canvas:#f3f0e9;--surface:#fbfaf7;--white:#fff;--muted:#687a7d;--line:#d8dfdc;--line-soft:#e7ebe8;--danger:#c96852;--shadow:0 24px 70px #13272e1c;--shadow-soft:0 12px 34px #13272e12}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--canvas)}body{color:var(--ink);background:var(--canvas);font-family:var(--font-sans), "Yu Gothic UI", sans-serif;font-feature-settings:"palt" 1;-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0}button,input,textarea,select{font:inherit}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible{outline-offset:3px;outline:3px solid #2f70694d}.dashboard{background:radial-gradient(circle at 5% 11%, #2f706914, transparent 31rem), linear-gradient(180deg, #f8f6f1 0%, var(--canvas) 72%);min-height:100svh}.topbar,.simple-header,.quiz-header{width:min(1140px,100% - 48px);margin-inline:auto}.topbar{justify-content:space-between;align-items:center;height:88px;display:flex}.brand{color:var(--white);align-items:center;gap:13px;display:inline-flex}.brand-mark{border-radius:10px;width:38px;height:38px;box-shadow:0 8px 22px #13272e29}.brand strong{font-family:var(--font-display), sans-serif;letter-spacing:.22em;font-size:13px;font-weight:750}.topbar .brand,.brand-dark{color:var(--ink)}.topbar-actions{align-items:center;gap:25px;display:flex}.course-label{color:#5f7377;letter-spacing:.035em;align-items:center;gap:10px;font-size:12px;font-weight:600;display:flex}.course-label>span{background:var(--clay);border-radius:50%;width:6px;height:6px;box-shadow:0 0 0 4px #c88a5a1f}.favorites-link,.qr-share-button{color:#52676c;cursor:pointer;background:#ffffff9e;border:1px solid #14282f1f;border-radius:12px;align-items:center;gap:8px;min-height:40px;padding:0 14px;font-size:11px;font-weight:650;transition:border-color .16s,background .16s,transform .16s;display:inline-flex}.favorites-link:hover,.qr-share-button:hover{background:var(--white);border-color:#c88a5a73;transform:translateY(-1px)}.favorites-link svg{color:var(--clay)}.qr-share-button{color:var(--forest-dark);background:#deece7b3;border-color:#2f706933}.qr-share-button svg{color:var(--forest)}.mobile-action-label{display:none}.favorites-link strong{min-width:21px;height:21px;color:var(--white);background:var(--ink);font-family:var(--font-display), sans-serif;border-radius:7px;place-items:center;font-size:9px;display:grid}.hero{width:min(1210px,100% - 32px);min-height:540px;color:var(--white);background:var(--ink);box-shadow:var(--shadow);border:1px solid #ffffff52;border-radius:24px;margin-inline:auto;position:relative;overflow:hidden}.hero:after{content:"";pointer-events:none;border:1px solid #ffffff1a;border-radius:13px;position:absolute;inset:18px}.hero>img{object-fit:cover;object-position:center;filter:saturate(.82)contrast(1.02)}.hero-overlay{background:linear-gradient(90deg,#091f27fa 0%,#0a222be6 37%,#0a222b2e 71%,#0a222b14 100%),linear-gradient(#0000 55%,#08192047);position:absolute;inset:0}.hero-content{z-index:1;width:min(1115px,100% - 80px);margin-inline:auto;padding-top:86px;position:relative}.hero-kicker,.eyebrow{color:var(--forest);font-family:var(--font-display), sans-serif;letter-spacing:.22em;font-size:10px;font-weight:750;display:block}.hero-kicker{color:#91d0c7}.hero .hero-app-name{color:#fffdf8;max-width:710px;font-family:var(--font-display), sans-serif;letter-spacing:-.025em;margin:16px 0 20px;font-size:clamp(52px,6.2vw,79px);font-weight:680;line-height:.98}.hero-tagline{color:#fffffff5;letter-spacing:-.045em;margin:0 0 19px;font-size:clamp(24px,2.8vw,36px);font-weight:500;line-height:1.45}.hero-tagline em{color:#e7b47f;font-style:normal}.hero-content>.hero-description{color:#ffffffb3;letter-spacing:.015em;margin:0;font-size:14px;font-weight:400;line-height:1.95}.hero-button,.primary-button,.secondary-button{cursor:pointer;border:0;border-radius:12px;justify-content:center;align-items:center;gap:11px;min-height:50px;font-size:13px;font-weight:700;transition:transform .16s,box-shadow .16s,background .16s;display:inline-flex}.hero-button{color:var(--ink);background:#fffdf8;margin-top:29px;padding:0 23px;box-shadow:0 14px 30px #0000002b}.hero-button:hover,.primary-button:hover:not(:disabled),.secondary-button:hover:not(:disabled){transform:translateY(-2px)}.hero-note{z-index:1;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);background:#091e2694;border:1px solid #ffffff2b;border-radius:12px;align-items:center;gap:13px;padding:13px 17px;display:flex;position:absolute;bottom:35px;right:39px}.hero-note>span{font-family:var(--font-display), sans-serif;font-size:31px;font-weight:400;line-height:1}.hero-note p{font-family:var(--font-display), sans-serif;letter-spacing:.17em;margin:0;font-size:8px;font-weight:750;line-height:1.55}.hero-note small{color:#ffffff8f;font-family:var(--font-sans), sans-serif;letter-spacing:.03em;font-size:8px;font-weight:500}.dashboard-content{width:min(1110px,100% - 48px);margin-inline:auto;padding:92px 0 106px}.section-heading{justify-content:space-between;align-items:flex-end;margin-bottom:28px;display:flex}.section-heading h2{letter-spacing:-.045em;margin:9px 0 0;font-size:29px;font-weight:600;line-height:1.3}.section-heading>p{color:var(--muted);margin:0;font-size:12px;line-height:1.7}.stats-grid{grid-template-columns:1.28fr 1fr 1fr;gap:17px;display:grid}.stat-card{background:#ffffffc2;border:1px solid #14282f17;border-radius:17px;min-height:158px;padding:25px 26px;position:relative;overflow:hidden;box-shadow:inset 0 1px #fffc}.stat-card>div:nth-child(2){flex-direction:column;gap:7px;display:flex}.stat-card span{color:var(--muted);font-size:11px;font-weight:600}.stat-card strong{color:var(--ink);font-family:var(--font-display), sans-serif;letter-spacing:-.055em;font-size:39px;font-weight:500}.stat-card strong small{color:#718186;font-family:var(--font-sans), sans-serif;letter-spacing:-.01em;font-size:13px;font-weight:600}.stat-card>p{color:#839194;margin:12px 0 0;font-size:10px;line-height:1.6}.stat-primary{color:var(--white);border-color:var(--ink);background:linear-gradient(135deg, #ffffff0d, transparent 55%), var(--ink)}.stat-primary:after{content:"";border:1px solid #91d0c729;border-radius:50%;width:170px;height:170px;position:absolute;top:-100px;right:-88px;box-shadow:0 0 0 34px #91d0c709}.stat-primary span,.stat-primary strong,.stat-primary strong small{color:var(--white)}.stat-icon{color:#9bd4cc;background:#ffffff17;border-radius:12px;place-items:center;width:41px;height:41px;display:grid;position:absolute;top:23px;right:23px}.stat-icon.mint{color:var(--forest);background:var(--sage-pale)}.stat-icon.coral{color:var(--clay);background:var(--clay-pale)}.mini-progress{background:#ffffff24;border-radius:3px;height:3px;position:absolute;bottom:23px;left:26px;right:26px;overflow:hidden}.mini-progress span{border-radius:inherit;background:#88cabf;height:100%;display:block}.lesson-heading{margin-top:83px}.lesson-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.lesson-card{background:#ffffffd4;border:1px solid #14282f1a;border-radius:17px;min-width:0;min-height:276px;transition:transform .17s,border-color .17s,box-shadow .17s;position:relative;overflow:hidden;box-shadow:inset 0 1px #ffffffbf}.lesson-card:before{content:"";background:linear-gradient(90deg, var(--forest), transparent 72%);opacity:0;width:100%;height:3px;transition:opacity .17s;position:absolute;top:0;left:0}.lesson-card:hover{box-shadow:var(--shadow-soft);border-color:#2f706957;transform:translateY(-4px)}.lesson-card:hover:before,.lesson-card.is-complete:before{opacity:1}.lesson-card.is-complete{background:#f9fcfa}.lesson-card-open{text-align:left;cursor:pointer;background:0 0;border:0;width:100%;padding:25px 25px 15px;display:block}.lesson-card-top,.lesson-card-meta,.lesson-card-footer{justify-content:space-between;align-items:center;display:flex}.session-number{color:#88979a;font-family:var(--font-display), sans-serif;letter-spacing:-.055em;font-size:33px;font-weight:420;line-height:1}.ready-badge,.complete-badge{color:#899698;font-family:var(--font-display), sans-serif;letter-spacing:.16em;font-size:8px;font-weight:750}.complete-badge{color:var(--forest);font-family:var(--font-sans), sans-serif;letter-spacing:0;align-items:center;gap:4px;display:inline-flex}.lesson-card h3{letter-spacing:-.035em;margin:24px 0 14px;font-size:18px;font-weight:600;line-height:1.45}.lesson-card-meta{color:var(--muted);justify-content:flex-start;gap:17px;font-size:11px}.lesson-card-meta span{align-items:center;gap:6px;display:inline-flex}.lesson-card-footer{border-top:1px solid var(--line-soft);color:var(--forest);font-family:var(--font-display), sans-serif;letter-spacing:.15em;margin-top:25px;padding-top:14px;font-size:9px;font-weight:750}.lesson-card-tools{border-top:1px solid var(--line-soft);background:#eff3ef94;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:9px;min-height:61px;padding:10px 13px 12px 25px;display:grid}.deadline-field{align-items:center;gap:8px;min-width:0;display:flex}.deadline-field>span{color:#607478;flex:none;align-items:center;gap:5px;font-size:10px;font-weight:600;display:inline-flex}.deadline-field>span svg{color:var(--forest)}.deadline-field input{width:127px;min-width:0;height:35px;color:var(--ink);cursor:pointer;font-family:var(--font-display), var(--font-sans), sans-serif;background:#ffffffd1;border:1px solid #14282f1f;border-radius:9px;padding:0 7px 0 9px;font-size:10px}.pdf-download,.lesson-pdf-link{color:var(--forest-dark);justify-content:center;align-items:center;gap:6px;font-size:10px;font-weight:700;text-decoration:none;display:inline-flex}.pdf-download{cursor:pointer;background:#deece7bf;border:1px solid #2f706933;border-radius:9px;width:59px;height:35px;font-family:inherit}.pdf-download:hover,.lesson-pdf-link:hover{color:var(--forest-dark);background:var(--sage);border-color:#2f706975}.footer{background:#eae7df;border-top:1px solid #14282f17;justify-content:space-between;align-items:center;padding:37px max(24px,50vw - 555px);display:flex}.footer p{color:var(--muted);margin:0;font-size:11px}.subpage-shell,.quiz-shell{background:radial-gradient(circle at 92% 5%, #2f706917, transparent 30rem), linear-gradient(180deg, #f8f6f1, var(--canvas));min-height:100svh}.simple-header{justify-content:space-between;align-items:center;min-height:86px;display:flex}.back-link,.icon-button{color:#52676b;cursor:pointer;background:0 0;border:0;align-items:center;gap:8px;font-size:12px;font-weight:650;display:inline-flex}.lesson-page{padding-bottom:84px}.lesson-intro-card,.lesson-details-grid{width:min(1055px,100% - 48px);margin-inline:auto}.lesson-intro-card{min-height:306px;color:var(--white);background:linear-gradient(135deg, #ffffff09, transparent 56%), var(--ink);box-shadow:var(--shadow);border-radius:22px;grid-template-columns:148px 1fr auto;align-items:center;gap:39px;padding:44px 47px;display:grid;position:relative;overflow:hidden}.lesson-intro-card:after{content:"";border:1px solid #91d0c72e;border-radius:50%;width:360px;height:360px;position:absolute;top:-210px;right:-160px;box-shadow:0 0 0 50px #91d0c706,0 0 0 100px #91d0c705}.lesson-number-large{color:#9bd4cc;width:132px;height:166px;font-family:var(--font-display), sans-serif;letter-spacing:-.065em;background:#ffffff09;border:1px solid #ffffff24;border-radius:15px;place-items:center;font-size:62px;font-weight:350;display:grid;position:relative}.lesson-number-large:before{content:"SESSION";color:#ffffff70;font-family:var(--font-display), sans-serif;letter-spacing:.22em;font-size:7px;font-weight:750;position:absolute;top:19px}.lesson-intro-content{z-index:1;position:relative}.lesson-intro-content .eyebrow{color:#91d0c7}.lesson-intro-content h1{letter-spacing:-.05em;margin:13px 0;font-size:clamp(29px,3.2vw,42px);font-weight:550;line-height:1.3}.lesson-intro-content>p{color:#ffffffa6;margin:0;font-size:12px;line-height:1.9}.lesson-facts{flex-wrap:wrap;gap:19px;margin-top:25px;display:flex}.lesson-facts span{color:#ffffffba;align-items:center;gap:7px;font-size:11px;display:inline-flex}.primary-button{color:var(--white);background:var(--forest);padding:0 23px;box-shadow:0 11px 25px #1f5b5538}.primary-button:disabled{cursor:not-allowed;opacity:.4}.lesson-action-panel{z-index:1;gap:10px;width:238px;display:grid;position:relative}.lesson-action-panel .lesson-start{width:100%}.lesson-start{color:var(--ink);white-space:nowrap;background:#fffdf8;box-shadow:0 13px 26px #00000024}.shuffle-setting{text-align:left;color:#ffffffd6;cursor:pointer;background:#ffffff0b;border:1px solid #ffffff24;border-radius:11px;grid-template-columns:34px 1fr 35px;align-items:center;gap:9px;min-height:64px;padding:8px 10px;display:grid}.shuffle-setting-icon{color:#9bd4cc;background:#91d0c71a;border-radius:9px;place-items:center;width:32px;height:32px;display:grid}.shuffle-setting>span:nth-child(2){gap:3px;display:grid}.shuffle-setting strong{font-size:10px;font-weight:650}.shuffle-setting small{color:#ffffff7a;font-size:8px}.setting-switch{background:#ffffff2e;border-radius:99px;width:34px;height:19px;transition:background .16s;position:relative}.setting-switch i{background:var(--white);border-radius:50%;width:13px;height:13px;transition:transform .16s;position:absolute;top:3px;left:3px}.shuffle-setting.is-on .setting-switch{background:var(--forest)}.shuffle-setting.is-on .setting-switch i{transform:translate(15px)}.lesson-pdf-link{color:#ffffffb8;background:#ffffff06;border:1px solid #ffffff21;border-radius:10px;min-height:34px}.lesson-details-grid{grid-template-columns:repeat(3,1fr);gap:17px;margin-top:19px;display:grid}.detail-card{background:#ffffffc2;border:1px solid #14282f1a;border-radius:17px;min-height:250px;padding:27px}.detail-icon{width:42px;height:42px;color:var(--forest);background:var(--sage-pale);border-radius:12px;place-items:center;display:grid}.detail-card h2{margin:19px 0;font-size:15px;font-weight:650}.type-breakdown{gap:11px;display:grid}.type-breakdown div{border-bottom:1px solid var(--line-soft);justify-content:space-between;align-items:center;padding-bottom:10px;display:flex}.type-breakdown span,.study-steps,.score-detail p{color:var(--muted);font-size:11px}.type-breakdown strong{font-family:var(--font-display), sans-serif;font-size:19px;font-weight:500}.study-steps{gap:14px;margin:0;padding:0;line-height:1.7;list-style:none;display:grid}.study-steps li{grid-template-columns:23px 1fr;gap:9px;display:grid}.study-steps span{width:22px;height:22px;color:var(--white);background:var(--ink);font-family:var(--font-display), sans-serif;border-radius:7px;place-items:center;font-size:9px;display:grid}.best-score{color:var(--ink);font-family:var(--font-display), sans-serif;letter-spacing:-.06em;font-size:56px;font-weight:450;display:block}.best-score small{font-size:19px}.empty-score{max-width:220px;line-height:1.85}.quiz-header{grid-template-columns:44px 1fr 44px;align-items:center;gap:14px;min-height:76px;display:grid}.icon-button{background:#ffffffad;border:1px solid #14282f1f;border-radius:12px;justify-content:center;width:42px;height:42px}.quiz-heading{flex-direction:column;align-items:center;gap:4px;display:flex}.quiz-heading span{color:#78888b;font-family:var(--font-display), sans-serif;letter-spacing:.17em;font-size:8px;font-weight:750}.quiz-heading strong{font-family:var(--font-display), sans-serif;font-size:15px;font-weight:500}.live-score{color:var(--forest);font-family:var(--font-display), sans-serif;justify-content:center;align-items:center;gap:4px;font-size:13px;font-weight:600;display:flex}.quiz-progress{background:#14282f1a;height:3px}.quiz-progress span{background:linear-gradient(90deg, var(--forest), #74b4aa);height:100%;transition:width .3s;display:block}.question-wrap{width:min(860px,100% - 40px);padding:clamp(30px, 5vh, 56px) 0 max(44px, env(safe-area-inset-bottom));margin-inline:auto}.question-meta{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:16px;display:flex}.question-number,.type-chip,.source-chip{border-radius:9px;align-items:center;gap:5px;min-height:29px;padding:0 11px;font-size:10px;font-weight:650;display:inline-flex}.question-number{color:#607378;font-family:var(--font-display), sans-serif;letter-spacing:.1em;background:0 0;padding-inline:1px 7px;font-weight:700}.type-chip{color:var(--forest-dark);background:var(--sage)}.type-error_id{color:#a6513f;background:#f7e4de}.type-paraphrase{color:#8b612a;background:#f5e8cf}.source-chip{color:#5e7175;background:#ffffff9e;border:1px solid #14282f1a}.favorite-toggle{color:#64767a;cursor:pointer;background:#ffffff9e;border:1px solid #14282f1a;border-radius:9px;align-items:center;gap:6px;min-height:29px;margin-left:auto;padding:0 10px;font-size:10px;font-weight:650;display:inline-flex}.favorite-toggle.is-favorite{color:#98682f;background:#fbf1e5;border-color:#c88a5a61}.question-card,.explanation-card{box-shadow:var(--shadow-soft);background:#ffffffe6;border:1px solid #14282f1c;border-radius:19px}.question-card{padding:clamp(28px,4vw,43px)}.instruction,.stem-ja{color:var(--muted);margin:0 0 15px;font-size:12px;line-height:1.75}.instruction strong{color:var(--ink);border-bottom:2px solid var(--clay);padding:2px 4px}.stem-ja{border-bottom:1px solid var(--line-soft);padding-bottom:14px}.question-stem{color:#14282f;font-family:var(--font-serif), Georgia, serif;letter-spacing:-.02em;margin:0;font-size:clamp(22px,3vw,29px);font-weight:400;line-height:1.62}.question-stem.is-dialogue{gap:14px;line-height:1.5;display:grid}.dialogue-turn{grid-template-columns:32px minmax(0,1fr);align-items:start;gap:12px;display:grid}.dialogue-speaker{width:30px;height:30px;color:var(--white);background:var(--forest);font-family:var(--font-display), sans-serif;letter-spacing:0;border-radius:9px;place-items:center;margin-top:.24em;font-size:11px;font-weight:750;line-height:1;display:grid}.dialogue-turn:nth-child(2n) .dialogue-speaker{color:#784c29;background:var(--clay-pale)}.dialogue-line{min-width:0}.answer-blank{white-space:nowrap;vertical-align:baseline;align-items:baseline;margin-inline:.12em;display:inline-flex}.answer-blank-space{width:3.9em;display:inline-block}.marked-part{border-bottom:2px solid var(--forest);margin-inline:2px;padding:0 2px 2px;display:inline-block;position:relative}.marked-part small{color:var(--forest);font-family:var(--font-display), sans-serif;font-size:8px;font-weight:700;position:absolute;bottom:-15px;left:50%;transform:translate(-50%)}.choice-list{grid-template-columns:1fr 1fr;gap:11px;margin-top:30px;display:grid}.choice-button{text-align:left;min-height:64px;color:var(--ink);cursor:pointer;font-family:var(--font-serif), Georgia, serif;background:#f8f8f4;border:1px solid #14282f1c;border-radius:12px;grid-template-columns:35px 1fr;align-items:center;gap:12px;padding:11px 16px;font-size:15px;line-height:1.45;transition:border-color .15s,background .15s,transform .15s;display:grid}.choice-button:hover:not(:disabled){background:var(--sage-pale);border-color:#2f706980;transform:translateY(-1px)}.choice-button:disabled{cursor:default}.choice-label{color:#617378;width:32px;height:32px;font-family:var(--font-display), sans-serif;background:#e9eeeb;border-radius:9px;place-items:center;font-size:10px;font-weight:700;display:grid}.choice-button.is-answer{background:#e4f0ec;border-color:#2f706994}.choice-button.is-answer .choice-label{color:var(--white);background:var(--forest)}.choice-button.is-wrong{background:#f9e9e4;border-color:#c968528c}.choice-button.is-wrong .choice-label{color:var(--white);background:var(--danger)}.explanation-card{box-shadow:none;margin-top:15px;padding:clamp(24px,3vw,33px)}.explanation-card.correct{border-top:3px solid var(--forest)}.explanation-card.incorrect{border-top:3px solid var(--danger)}.answer-result{align-items:center;gap:12px;margin-bottom:22px;display:flex}.answer-result>span{width:38px;height:38px;color:var(--white);background:var(--forest);border-radius:11px;place-items:center;display:grid}.incorrect .answer-result>span{background:var(--danger)}.answer-result div{flex-direction:column;gap:2px;display:flex}.answer-result small,.explanation-block>span{color:var(--forest);font-family:var(--font-display), sans-serif;letter-spacing:.15em;font-size:8px;font-weight:750}.incorrect .answer-result small{color:var(--danger)}.answer-result strong{font-size:14px;font-weight:650}.correction,.corrected-sentence{color:#924f40;background:#f9e9e4;border-radius:10px;margin:0 0 9px;padding:12px 14px;font-size:12px;line-height:1.65}.corrected-sentence{color:var(--ink);font-family:var(--font-serif), Georgia, serif;white-space:pre-line;background:#f0f3f1}.explanation-block{border-top:1px solid var(--line-soft);grid-template-columns:72px 1fr;gap:13px;padding:16px 0;display:grid}.explanation-block>span{letter-spacing:.06em;padding-top:4px}.explanation-block p{color:#3e555b;white-space:pre-line;margin:0;font-size:12px;line-height:1.9}.vocab-row{border-top:1px solid var(--line-soft);flex-wrap:wrap;gap:7px;padding-top:13px;display:flex}.vocab-row>span{color:#566b70;background:#eef2ef;border-radius:8px;padding:7px 10px;font-size:10px}.vocab-row small{color:#879597}.explanation-footer{flex-wrap:wrap;gap:6px;margin-top:16px;display:flex}.explanation-footer span{color:#5c7175;background:#edf1ef;border-radius:7px;padding:6px 9px;font-size:9px;font-weight:600}.quiz-actions{justify-content:flex-end;padding-top:18px;display:flex}.wide{min-width:184px}.result-page{padding:max(40px, env(safe-area-inset-top)) 20px max(40px, env(safe-area-inset-bottom));flex-direction:column;justify-content:center;align-items:center;gap:27px;display:flex}.result-card{text-align:center;width:min(620px,100%);box-shadow:var(--shadow);background:#ffffffd9;border:1px solid #14282f1c;border-radius:21px;padding:clamp(34px,6vw,57px)}.score-ring{background:conic-gradient(var(--forest) var(--score), #dfe5e2 0);border-radius:50%;place-items:center;width:150px;height:150px;margin:29px auto 25px;display:grid}.score-ring>div{background:var(--white);border-radius:50%;justify-content:center;align-items:baseline;width:125px;height:125px;padding-top:35px;display:flex}.score-ring strong{font-family:var(--font-display), sans-serif;letter-spacing:-.06em;font-size:52px;font-weight:450}.score-ring span{color:var(--muted);font-size:12px;font-weight:650}.result-card h1{letter-spacing:-.04em;margin:0;font-size:25px;font-weight:600}.result-card>p{color:var(--muted);margin:13px 0 0;font-size:12px;line-height:1.8}.result-stats{border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);grid-template-columns:repeat(3,1fr);margin:32px 0;padding:19px 0;display:grid}.result-stats div{flex-direction:column;gap:7px;display:flex}.result-stats div+div{border-left:1px solid var(--line-soft)}.result-stats span{color:var(--muted);font-size:9px}.result-stats strong{font-family:var(--font-display), sans-serif;font-size:22px;font-weight:500}.result-actions{justify-content:center;gap:10px;display:flex}.secondary-button{background:var(--white);border:1px solid #14282f21;padding:0 22px}.favorites-page{padding-bottom:92px}.favorites-content{width:min(960px,100% - 48px);margin:30px auto 0}.favorites-heading{justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:29px;display:flex}.favorites-heading h1{letter-spacing:-.05em;margin:9px 0 8px;font-size:clamp(31px,4vw,45px);font-weight:600}.favorites-heading p,.favorites-empty p{color:var(--muted);margin:0;font-size:12px;line-height:1.85}.favorites-count{color:#93642c;background:#fbf1e5;border:1px solid #c88a5a57;border-radius:11px;flex:none;align-items:center;gap:8px;min-height:43px;padding:0 16px;font-size:12px;font-weight:700;display:inline-flex}.favorites-empty{text-align:center;background:#ffffff94;border:1px dashed #14282f30;border-radius:19px;flex-direction:column;justify-content:center;align-items:center;min-height:340px;padding:42px;display:flex}.favorites-empty>span{width:56px;height:56px;color:var(--clay);background:var(--clay-pale);border-radius:15px;place-items:center;display:grid}.favorites-empty h2{margin:19px 0 8px;font-size:18px;font-weight:650}.favorites-empty .primary-button{margin-top:23px}.favorites-practice-panel{background:radial-gradient(circle at 100% 0,#c88a5a1a,#0000 18rem),linear-gradient(135deg,#deece7b8,#ffffffe6);border:1px solid #2f70692e;border-radius:17px;justify-content:space-between;align-items:center;gap:28px;margin-bottom:18px;padding:25px 27px;display:flex}.favorites-practice-panel h2{letter-spacing:-.035em;margin:7px 0 5px;font-size:20px;font-weight:650}.favorites-practice-panel p{color:var(--muted);margin:0;font-size:11px;line-height:1.7}.favorites-practice-actions{flex:none;align-items:center;gap:10px;display:flex}.favorites-practice-actions .shuffle-setting{min-width:190px;color:var(--ink);background:#ffffffd1;border-color:#14282f21;margin:0}.favorites-practice-actions .shuffle-setting-icon{color:var(--forest);background:var(--sage-pale)}.favorites-practice-actions .shuffle-setting small{color:var(--muted)}.favorites-practice-actions .setting-switch{background:#14282f29}.favorites-practice-start{white-space:nowrap}.favorites-list{gap:14px;display:grid}.favorite-card{background:#ffffffd1;border:1px solid #14282f1a;border-radius:17px;padding:24px 26px 19px}.favorite-card-head,.favorite-card-head>div,.favorite-card-footer{align-items:center;gap:8px;display:flex}.favorite-card-head{justify-content:space-between}.remove-favorite{color:#9a692f;cursor:pointer;background:#fbf1e5;border:1px solid #c88a5a54;border-radius:11px;flex:none;place-items:center;width:38px;height:38px;display:grid}.favorite-card h2{font-family:var(--font-serif), Georgia, serif;margin:20px 0 19px;font-size:clamp(18px,2.4vw,24px);font-weight:400;line-height:1.65}.favorite-card h2.is-dialogue{gap:10px;line-height:1.5;display:grid}.favorite-card h2.is-dialogue .dialogue-turn{grid-template-columns:27px minmax(0,1fr);gap:10px}.favorite-card h2.is-dialogue .dialogue-speaker{border-radius:7px;width:25px;height:25px;margin-top:.2em;font-size:9px}.favorite-stem-ja{color:var(--muted);margin:16px 0 -8px;font-size:11px}.favorite-card-footer{border-top:1px solid var(--line-soft);justify-content:space-between;padding-top:14px}.favorite-card-footer>span{color:var(--muted);font-size:10px}.favorite-card-footer button{color:var(--forest);cursor:pointer;background:0 0;border:0;align-items:center;gap:3px;font-size:10px;font-weight:700;display:inline-flex}.qr-modal{z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#071c24a8;place-items:center;padding:24px;animation:.18s ease-out qr-modal-fade;display:grid;position:fixed;inset:0}.qr-dialog{background:var(--surface);border:1px solid #ffffffc2;border-radius:20px;width:min(460px,100%);max-height:calc(100svh - 32px);padding:34px;animation:.22s ease-out qr-dialog-rise;position:relative;overflow-y:auto;box-shadow:0 32px 90px #071c2457}.qr-dialog-close{width:38px;height:38px;color:var(--muted);border:1px solid var(--line);cursor:pointer;background:#ffffffd1;border-radius:11px;place-items:center;padding:0;display:grid;position:absolute;top:17px;right:17px}.qr-dialog-copy{padding-right:40px}.qr-dialog-copy h2{letter-spacing:-.045em;margin:8px 0;font-size:27px;font-weight:650}.qr-dialog-copy p{color:var(--muted);margin:0;font-size:12px;line-height:1.75}.qr-code-frame{aspect-ratio:1;background:var(--white);border:1px solid #14282f1f;border-radius:17px;place-items:center;width:min(312px,100%);margin:24px auto 18px;padding:13px;display:grid;box-shadow:0 12px 32px #14282f14}.qr-code-frame img{width:100%;height:auto}.qr-loading{color:var(--muted);font-size:12px}.qr-share-details{border:1px solid var(--line-soft);background:#eef5f2a3;border-radius:11px;justify-content:space-between;align-items:center;gap:15px;padding:13px 14px;display:flex}.qr-share-details span{color:var(--muted);letter-spacing:.08em;font-size:9px;font-weight:700}.qr-share-details strong{font-family:var(--font-display), sans-serif;text-overflow:ellipsis;white-space:nowrap;font-size:11px;font-weight:650;overflow:hidden}.qr-dialog-actions{grid-template-columns:1fr 1fr;gap:9px;margin-top:12px;display:grid}.qr-dialog-actions button,.qr-dialog-actions a{cursor:pointer;border:1px solid #14282f21;border-radius:11px;justify-content:center;align-items:center;gap:7px;min-height:43px;padding:0 14px;font-size:11px;font-weight:700;text-decoration:none;display:inline-flex}.qr-dialog-actions button{color:var(--ink);background:var(--white)}.qr-dialog-actions a{color:var(--white);border-color:var(--forest);background:var(--forest)}.inquiry-dialog{width:min(520px,100%)}.inquiry-session{font-family:var(--font-display), sans-serif;letter-spacing:.08em;font-weight:750;color:var(--forest-dark)!important;margin:20px 0 0!important;font-size:10px!important}.inquiry-dialog .qr-dialog-copy h2{margin-top:8px;font-size:clamp(26px,5vw,34px);line-height:1.42}.inquiry-summary{border:1px solid var(--line-soft);background:var(--line-soft);border-radius:12px;grid-template-columns:1fr 1fr;gap:1px;margin-top:24px;display:grid;overflow:hidden}.inquiry-summary div{background:#eef5f2e0;padding:15px}.inquiry-summary span,.inquiry-summary strong{display:block}.inquiry-summary span{color:var(--muted);font-size:9px;font-weight:650}.inquiry-summary strong{color:var(--ink);font-family:var(--font-display), sans-serif;letter-spacing:.06em;margin-top:5px;font-size:14px}.inquiry-actions{margin-top:14px}.inquiry-actions button{color:var(--forest-dark)}@keyframes qr-modal-fade{0%{opacity:0}to{opacity:1}}@keyframes qr-dialog-rise{0%{opacity:0;transform:translateY(12px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}@media (max-width:850px){.stats-grid{grid-template-columns:1fr 1fr}.stat-primary{grid-column:span 2}.lesson-grid{grid-template-columns:repeat(2,1fr)}.lesson-intro-card{grid-template-columns:110px 1fr}.lesson-number-large{width:100px;height:132px;font-size:47px}.lesson-action-panel{grid-column:2;justify-self:start}.lesson-details-grid{grid-template-columns:1fr 1fr}.score-detail{grid-column:span 2;min-height:auto}}@media (max-width:600px){.topbar,.simple-header,.quiz-header{width:min(100% - 28px,1140px)}.topbar{height:70px}.brand-mark{width:35px;height:35px}.course-label{display:none}.topbar-actions{gap:8px}.topbar .brand strong,.desktop-action-label{display:none}.mobile-action-label{display:inline}.favorites-link,.qr-share-button{min-height:37px;padding-inline:11px}.hero{border-radius:19px;width:calc(100% - 20px);min-height:560px}.hero:after{border-radius:11px;inset:11px}.hero>img{object-position:64% center}.hero-overlay{background:linear-gradient(#091f27f0 0%,#091f27c9 53%,#091f2763 100%)}.hero-content{width:calc(100% - 44px);padding-top:57px}.hero .hero-app-name{letter-spacing:-.035em;margin:15px 0 16px;font-size:clamp(38px,12vw,50px)}.hero-tagline{margin-bottom:14px;font-size:24px;line-height:1.48}.hero-content>.hero-description{font-size:13px;line-height:1.85}.hero-note{bottom:17px;right:18px}.dashboard-content{width:calc(100% - 28px);padding:68px 0 76px}.section-heading{flex-direction:column;align-items:flex-start;gap:8px}.section-heading h2{font-size:25px}.stats-grid,.lesson-grid,.lesson-details-grid{grid-template-columns:1fr}.stat-primary,.score-detail{grid-column:auto}.lesson-card{min-height:266px}.deadline-field{justify-content:space-between}.footer{flex-direction:column;align-items:flex-start;gap:18px}.lesson-page{padding-bottom:52px}.simple-header{min-height:70px}.simple-header .brand strong{display:none}.lesson-intro-card,.lesson-details-grid{width:calc(100% - 22px)}.lesson-intro-card{min-height:0;padding:29px 25px;display:block}.lesson-number-large{width:76px;height:88px;margin-bottom:27px;font-size:32px}.lesson-number-large:before{font-size:6px;top:10px}.lesson-action-panel{width:100%;margin-top:28px}.favorites-content{width:calc(100% - 22px);margin-top:19px}.favorites-heading{flex-direction:column;align-items:flex-start;gap:15px}.favorites-practice-panel,.favorites-practice-actions{flex-direction:column;align-items:stretch}.favorites-practice-panel{gap:20px;padding:22px 19px}.favorites-practice-actions .shuffle-setting{width:100%;min-width:0}.favorites-practice-start{width:100%}.favorite-card{padding:19px 17px 15px}.favorite-card-head>div{flex-wrap:wrap;align-items:flex-start}.favorite-card-footer{flex-direction:column;align-items:flex-start}.choice-list{grid-template-columns:1fr}.question-wrap{width:calc(100% - 22px)}.question-card{padding:25px 19px}.question-stem{font-size:20px}.question-stem.is-dialogue{gap:11px}.dialogue-turn{grid-template-columns:27px minmax(0,1fr);gap:9px}.dialogue-speaker{border-radius:7px;width:25px;height:25px;font-size:9px}.choice-button{min-height:59px}.explanation-block{grid-template-columns:1fr;gap:6px}.wide{width:100%}.result-actions{flex-direction:column-reverse}.result-actions button{width:100%}.qr-modal{padding:10px}.qr-dialog{border-radius:17px;padding:27px 20px 21px}.qr-dialog-copy h2{font-size:24px}.qr-code-frame{width:min(290px,100%);margin-top:20px}}@media (orientation:landscape) and (max-height:520px) and (min-width:560px){.topbar{height:54px}.brand-mark{width:34px;height:34px}.qr-dialog{grid-template-columns:205px minmax(0,1fr);grid-template-areas:"code copy""code details""code actions";align-items:center;gap:10px 24px;width:min(650px,100% - 24px);padding:22px 26px;display:grid;overflow:visible}.qr-dialog-copy{grid-area:copy}.qr-dialog-copy h2{margin-block:5px;font-size:23px}.qr-dialog-copy p{font-size:10px}.qr-code-frame{border-radius:13px;grid-area:code;width:205px;margin:0;padding:9px}.qr-share-details{grid-area:details;padding-block:10px}.qr-dialog-actions{grid-area:actions;margin-top:0}.hero{border-radius:18px;min-height:312px}.hero:after{inset:10px}.hero-content{padding-top:36px}.hero .hero-app-name{margin:9px 0 10px;font-size:clamp(36px,6vw,52px)}.hero-tagline{margin-bottom:8px;font-size:clamp(19px,3.4vw,27px);line-height:1.28}.hero-content>.hero-description{font-size:10px;line-height:1.7}.hero-button{border-radius:10px;min-height:41px;margin-top:14px;font-size:11px}.hero-note{bottom:21px;right:25px}.dashboard-content{width:min(1110px,100% - 32px);padding-top:49px}.lesson-grid{grid-template-columns:repeat(3,1fr);gap:12px}.lesson-card{min-height:240px}.lesson-card-open{padding:17px 17px 11px}.session-number{font-size:27px}.lesson-card h3{margin:15px 0 11px;font-size:15px}.lesson-card-footer{margin-top:15px}.lesson-card-tools{grid-template-columns:minmax(0,1fr) auto;padding-left:17px}.deadline-field{gap:5px}.deadline-field>span{font-size:8px}.deadline-field input{width:109px;font-size:8px}.quiz-shell{min-height:100svh}.quiz-header{min-height:50px;padding-left:max(0px, env(safe-area-inset-left));padding-right:max(0px, env(safe-area-inset-right))}.icon-button{border-radius:10px;width:34px;height:34px}.question-wrap{width:min(1120px, calc(100% - 36px - env(safe-area-inset-left) - env(safe-area-inset-right)));padding-top:max(10px, env(safe-area-inset-top));padding-bottom:max(12px, env(safe-area-inset-bottom))}.question-wrap.has-explanation{grid-template-rows:auto minmax(0,1fr) auto;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);column-gap:12px;height:calc(100svh - 53px);display:grid}.question-wrap.has-explanation .question-meta,.question-wrap.has-explanation .quiz-actions{grid-column:1/-1}.question-wrap.has-explanation .question-card,.question-wrap.has-explanation .explanation-card{overscroll-behavior:contain;scrollbar-width:thin;height:100%;min-height:0;overflow-y:auto}.question-meta{min-height:25px;margin-bottom:7px}.question-number,.type-chip,.source-chip,.favorite-toggle{border-radius:7px;min-height:23px;padding-inline:8px;font-size:8px}.question-number{padding-left:0}.question-card{border-radius:13px;padding:16px 18px}.question-stem{font-size:clamp(16px,2.3vw,20px);line-height:1.45}.question-stem.is-dialogue{gap:7px;line-height:1.4}.question-stem.is-dialogue .dialogue-turn{grid-template-columns:23px minmax(0,1fr);gap:8px}.question-stem.is-dialogue .dialogue-speaker{border-radius:6px;width:21px;height:21px;margin-top:.14em;font-size:8px}.marked-part small{font-size:7px;bottom:-11px}.instruction,.stem-ja{margin-bottom:7px;padding-bottom:7px;font-size:9px;line-height:1.45}.choice-list{grid-template-columns:1fr 1fr;gap:6px;margin-top:13px}.choice-button{border-radius:8px;grid-template-columns:27px 1fr;gap:7px;min-height:43px;padding:6px 9px;font-size:12px}.choice-label{border-radius:7px;width:25px;height:25px;font-size:8px}.explanation-card{border-radius:13px;max-height:none;margin-top:0;padding:14px 17px}.answer-result{margin-bottom:10px}.answer-result>span{border-radius:8px;width:28px;height:28px}.answer-result strong{font-size:11px}.correction,.corrected-sentence{margin-bottom:6px;padding:7px 9px;font-size:9px}.explanation-block{grid-template-columns:52px 1fr;gap:7px;padding:8px 0}.explanation-block p{font-size:10.5px;line-height:1.62}.vocab-row,.explanation-footer{margin-top:7px;padding-top:7px}.vocab-row>span,.explanation-footer span{padding:4px 6px;font-size:8px}.quiz-actions{padding-top:8px}.quiz-actions .primary-button{border-radius:9px;min-height:38px;padding-inline:18px;font-size:10px}.simple-header{min-height:52px}.lesson-intro-card{grid-template-columns:90px 1fr auto;gap:20px;min-height:212px;padding:24px 30px}.lesson-number-large{width:80px;height:102px;font-size:37px}.lesson-intro-content h1{margin-block:7px;font-size:27px}.lesson-facts{margin-top:12px}.lesson-details-grid{grid-template-columns:repeat(3,1fr)}.detail-card{min-height:196px;padding:18px}.score-detail{grid-column:auto}.result-page{padding-top:max(12px, env(safe-area-inset-top));padding-bottom:max(12px, env(safe-area-inset-bottom));grid-template-columns:120px minmax(480px,650px);gap:18px;display:grid}.result-card{text-align:left;grid-template-columns:130px 1fr;align-items:center;column-gap:20px;padding:20px 28px;display:grid}.result-card>.eyebrow,.result-card>h1,.result-card>p,.result-stats,.result-actions{grid-column:2}.score-ring{grid-area:1/1/6;width:120px;height:120px;margin:0}.score-ring>div{width:100px;height:100px;padding-top:28px}.score-ring strong{font-size:42px}.result-card h1{margin-top:6px;font-size:20px}.result-card>p{margin-top:5px}.result-stats{margin:12px 0;padding:10px 0}.result-actions{justify-content:flex-start}.result-actions button{min-height:40px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important}}
