:root{--ink:#20293a;--muted:#556174;--accent:#335cdb;--highlight:#dce6ff;--line:#dce2ed;--paper:#f6f8fc;--soft:#edf2ff;--white:#fff;--danger:#b44c3c;--amber:#956425;--shadow:0 10px 45px #20345a09;font-family:"Malgun Gothic","Apple SD Gothic Neo",system-ui,sans-serif;font-synthesis:none;color:var(--ink);font-size:100%;background:var(--paper)}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}button,a{ -webkit-tap-highlight-color:transparent}a{color:var(--accent);text-decoration:none}button{border:0;background:none;color:inherit}button svg{flex-shrink:0}svg{vertical-align:middle}.app-shell{display:flex;min-height:100vh}.sidebar{width:224px;flex-shrink:0;padding:36px 20px 24px;background:#fff;border-right:1px solid var(--line);display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0;z-index:5}.brand{display:flex;gap:11px;align-items:center;padding:0 8px;margin-bottom:44px}.brandmark{width:40px;height:42px;background:var(--accent);color:var(--highlight);border-radius:12px;display:grid;place-items:center;font-size:1.75rem;font-weight:800}.brand strong{display:block;font-size:1.125rem;letter-spacing:-.8px}.brand small{display:block;font-size:1rem;letter-spacing:3px;margin-top:4px;color:var(--muted)}.nav-label{font-size:1rem;font-weight:700;letter-spacing:1.8px;color:#687b9a;padding:0 16px;margin-bottom:12px}.nav-item{width:100%;display:flex;align-items:center;gap:12px;text-align:left;border-radius:9px;padding:13px 15px;margin-bottom:7px;font-weight:600;color:#4c5d7a}.nav-item.active{background:var(--soft);color:var(--accent)}.nav-item:hover{background:#f1f5fb}.nav-count{margin-left:auto;font-size:1rem;padding:1px 7px;border-radius:20px;background:#fff;color:#4c5d7a}.side-bottom{margin-top:auto}.privacy{border:1px solid var(--line);padding:16px 12px;border-radius:12px;background:#f8fafc;font-size:1rem;line-height:1.8;color:var(--muted)}.privacy strong{color:var(--accent);font-size:1rem;display:block;margin-bottom:6px}.sidebar-footer{font-size:1rem;color:#687b9a;padding:20px 12px 0}.workspace{margin-left:224px;width:calc(100% - 224px)}.topbar{height:76px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 42px;background:#ffffffb5;gap:16px}.breadcrumb{font-size:1rem;color:var(--muted)}.breadcrumb span{color:var(--ink);margin-left:12px}.top-actions{display:flex;gap:18px;align-items:center}.local-label{font-size:1rem;color:#4c5d7a;display:flex;align-items:center;gap:7px}.dot{width:6px;height:6px;background:#4c5d7a;border-radius:50%}.avatar{width:31px;height:31px;border-radius:50%;background:#d6e0f2;display:grid;place-items:center;color:var(--accent);font-size:1rem;font-weight:700}.main{padding:35px 42px 52px;max-width:1620px;margin:auto}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:27px}.eyebrow{font-size:1rem;letter-spacing:2px;font-weight:700;color:#4c5d7a;margin-bottom:9px}.page-heading h1{font-size:1.6875rem;letter-spacing:-1.2px;margin:0 0 10px;font-weight:750}.page-heading p{margin:0;font-size:1rem;color:var(--muted);line-height:1.8}.heading-actions{display:flex;gap:9px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 17px;border:1px solid var(--line);border-radius:8px;background:#fff;font-size:1rem;font-weight:700;white-space:nowrap;min-height:40px}.btn:hover{background:#f1f5fb}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{background:#2445ad}.btn.tinted{background:var(--highlight);border-color:var(--highlight);color:#243f85}.btn.ghost{background:transparent}.btn.small{padding:7px 11px;min-height:32px;font-size:1rem}.btn.danger{color:var(--danger)}.hero{position:relative;display:flex;overflow:hidden;justify-content:space-between;background:#e7edf7;border:1px solid #d6e0f2;border-radius:15px;padding:35px 36px;min-height:234px;margin-bottom:22px}.hero-copy{max-width:540px;z-index:1}.pill{display:inline-flex;align-items:center;gap:6px;border-radius:20px;background:#ffffff96;border:1px solid #d6e0f2;padding:5px 11px;font-size:1rem;letter-spacing:.2px;font-weight:600;color:#294eb7}.hero h2{font-size:1.8125rem;line-height:1.5;letter-spacing:-1.5px;font-weight:700;margin:15px 0 10px}.hero p{font-size:1rem;color:#4c5d7a;line-height:1.9;margin:0}.hero-actions{margin-top:20px;display:flex;gap:12px}.text-btn{font-size:1rem;color:#4c5d7a;text-decoration:underline;text-underline-offset:4px}.hero-art{position:relative;width:270px;min-width:200px;margin-right:20px}.art-orbit{width:240px;height:240px;position:absolute;top:-20px;right:-15px;border:1px solid #b3c5ec;border-radius:50%;box-shadow:0 0 0 30px #d6e0f2,0 0 0 31px #d6e0f2}.art-page{position:absolute;width:132px;height:166px;background:#fff;border:1px solid #d6e0f2;border-radius:9px;box-shadow:8px 14px 25px #294eb720;transform:rotate(-10deg);top:13px;right:85px;padding:17px}.art-page.back{transform:rotate(12deg);right:5px;top:34px;background:#294eb7;border-color:#294eb7}.art-page .small-tag{font-size:1rem;letter-spacing:1px;color:#4c5d7a}.art-title{font-size:1.125rem;letter-spacing:-1px;font-weight:800;color:#294eb7;margin:10px 0}.art-line{height:4px;border-radius:3px;background:#d6e0f2;margin:9px 0}.back .art-line{background:#4c5d7a}.back .small-tag{color:#b3c5ec}.art-bubble{position:absolute;bottom:18px;right:9px;border-radius:11px;background:#b3c5ec;color:#294eb7;padding:10px 14px;box-shadow:0 8px 20px #294eb715;transform:rotate(3deg);font-size:1rem;font-weight:700}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:30px}.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:19px 21px;display:flex;justify-content:space-between;align-items:center}.stat-label{font-size:1rem;color:var(--muted);margin-bottom:11px}.stat-value{font-size:1.625rem;font-weight:700;letter-spacing:-1px}.stat-value small{font-size:1rem;color:#687b9a;letter-spacing:0;margin-left:6px;font-weight:400}.stat-icon{height:37px;width:37px;display:grid;place-items:center;background:#f1f5fb;border-radius:10px;color:#4c5d7a}.stat:nth-child(2) .stat-icon{color:#a17c43;background:#fbf6ea}.stat:nth-child(3) .stat-icon{color:#4c5d7a;background:#f1f5fb}.stat:nth-child(4) .stat-icon{color:#798ba3;background:#eef2f7}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:22px}.panel{border:1px solid var(--line);background:#fff;border-radius:13px;overflow:hidden;box-shadow:var(--shadow)}.panel-heading{display:flex;justify-content:space-between;align-items:center;padding:21px 23px 18px;gap:12px}.panel h2{font-size:1rem;margin:0;letter-spacing:-.4px}.panel-sub{font-size:1rem;color:var(--muted);margin-top:7px}.panel-count{color:var(--muted);font-size:1rem;margin-left:7px;font-weight:400}.filters{padding:0 23px 17px;display:flex;gap:8px;flex-wrap:wrap;border-bottom:1px solid var(--line)}input,select,textarea{border:1px solid #d6e0f2;background:#fff;color:var(--ink);border-radius:7px;padding:10px 11px;min-width:0}select{font-size:1rem}textarea{resize:vertical;line-height:1.85;width:100%;min-height:82px;font-size:1rem}input:focus,textarea:focus,select:focus{border-color:#4c5d7a;outline:2px solid #d6e0f2}.search{flex:1;min-width:125px;font-size:1rem;background:#f6f8fc}.filter{padding:8px;font-size:1rem;max-width:140px}.bank-table{width:100%;border-collapse:collapse;text-align:left}.bank-table th{font-size:1rem;color:#687b9a;font-weight:500;padding:12px 18px;background:#f8fafc;border-bottom:1px solid var(--line);white-space:nowrap}.bank-table td{padding:16px 18px;border-bottom:1px solid #e7edf7;font-size:1rem}.bank-table tbody tr{cursor:pointer}.bank-table tbody tr:hover{background:#f8fafc}.bank-table tr:last-child td{border:0}.qtitle{font-size:1rem;font-weight:600;line-height:1.6}.qexcerpt{font-size:1rem;color:var(--muted);margin-top:4px;max-width:260px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.level-pill{display:inline-block;padding:4px 7px;background:#e7edf7;color:#4c5d7a;border-radius:5px;font-size:1rem;white-space:nowrap}.level-pill.ii{background:#eef2f6;color:#697c90}.status{display:inline-flex;align-items:center;gap:5px;font-size:1rem;color:#9b773d;white-space:nowrap}.status.ready{color:#4c5d7a}.status .dot{width:5px;height:5px;background:currentColor}.empty{padding:42px 22px;text-align:center;color:var(--muted);font-size:1rem;line-height:1.9}.empty-icon{width:55px;height:55px;border-radius:17px;background:#e7edf7;color:#687b9a;display:grid;place-items:center;margin:0 auto 18px}.empty strong{display:block;font-size:1rem;color:#4c5d7a;margin-bottom:6px}.empty .btn{margin-top:18px}.workflow{padding:22px}.workflow .step{display:flex;gap:12px;position:relative;padding-bottom:23px}.workflow .step:last-child{padding-bottom:0}.step-num{width:24px;height:24px;flex-shrink:0;border:1px solid #d6e0f2;border-radius:50%;display:grid;place-items:center;font-size:1rem;color:#4c5d7a;background:#f1f5fb}.step strong{font-size:1rem;display:block;margin:3px 0 7px}.step p{font-size:1rem;color:var(--muted);line-height:1.8;margin:0}.side-card{margin-bottom:18px}.side-title{padding:21px 22px 0;font-size:1rem;font-weight:700}.doc-list{padding:17px 20px}.doc-item{display:flex;align-items:flex-start;gap:9px;padding:12px 0;border-bottom:1px solid #e7edf7}.doc-item:last-child{border:0}.doc-icon{color:#4c5d7a;margin-top:3px}.doc-name{font-size:1rem;overflow-wrap:anywhere;line-height:1.7}.doc-meta{font-size:1rem;color:#687b9a;margin-top:4px}.notice{background:#f1f5fb;border:1px solid #d6e0f2;border-radius:10px;padding:14px 17px;font-size:1rem;line-height:1.8;color:#8b7c58}.notice.info{background:#e7edf7;border-color:#d6e0f2;color:#4c5d7a}.notice.error{background:#fff2ee;border-color:#f0d2c8;color:#a65b49}.bottom-note{font-size:1rem;color:#687b9a;margin-top:17px}.review-layout{display:grid;grid-template-columns:minmax(330px,1fr) minmax(320px,1fr);gap:22px}.review-toolbar{display:flex;align-items:center;gap:8px;margin-bottom:18px;flex-wrap:wrap}.review-toolbar select{flex:1;max-width:450px}.editor{padding:24px}.field{display:block;margin-bottom:18px}.field>span,.field-label{display:block;font-size:1rem;color:#4c5d7a;font-weight:600;margin-bottom:8px}.field>input,.field>select{width:100%}.field-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.field-row.four{grid-template-columns:repeat(4,1fr)}.choice-edit{display:flex;align-items:flex-start;gap:9px;margin-bottom:9px}.choice-index{width:24px;height:28px;display:grid;place-items:center;color:#4c5d7a}.choice-edit textarea{min-height:46px}.editor details{margin:20px 0}.editor summary{font-size:1rem;color:#4c5d7a;cursor:pointer;margin-bottom:13px}.editor-footer{display:flex;gap:8px;align-items:center;flex-wrap:wrap;position:sticky;bottom:0;background:#fff;padding:15px 0 0;border-top:1px solid var(--line)}.editor-footer .danger{margin-left:auto}.check-label{display:flex;align-items:center;gap:8px;font-size:1rem;margin:15px 0}.check-label input{accent-color:var(--accent)}.source-panel{align-self:start;position:sticky;top:18px}.source-controls{padding:13px 18px;border-bottom:1px solid var(--line);display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-size:1rem}.source-controls select{padding:6px;max-width:160px}.source-view{max-height:78vh;overflow:auto;background:#e7edf7;padding:13px}.source-view img{display:block;width:100%;background:#fff;box-shadow:0 2px 8px #0000000d}.source-footer{font-size:1rem;color:#687b9a;padding:12px 18px;line-height:1.7}.quiz-layout{max-width:850px;margin:auto}.quiz-setup{padding:35px;display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}.quiz-setup h2{font-size:1.5rem;line-height:1.7;margin:15px 0}.quiz-setup p{font-size:1rem;line-height:1.9;color:var(--muted)}.quiz-options{background:#f1f5fb;border:1px solid var(--line);border-radius:11px;padding:23px}.quiz-options .btn{width:100%}.quiz-header{display:flex;align-items:center;justify-content:space-between;font-size:1rem;color:var(--muted);margin-bottom:17px;gap:10px}.progress{height:5px;background:#d6e0f2;border-radius:5px;overflow:hidden;margin-bottom:25px}.progress>div{height:100%;background:#4c5d7a;transition:width .3s}.quiz-card{padding:33px 38px}.quiz-labels{display:flex;align-items:center;gap:10px;margin-bottom:24px;color:#4c5d7a;font-size:1rem}.quiz-instruction{font-size:1.0625rem;font-weight:700;line-height:1.8;margin-bottom:23px}.passage{white-space:pre-wrap;line-height:2.15;font-size:1rem;border:1px solid #d6e0f2;border-radius:10px;background:#f1f5fb;padding:25px 27px;margin-bottom:26px;overflow-wrap:anywhere}.question-stem{font-size:1rem;line-height:1.9;white-space:pre-wrap;margin:19px 0}.quiz-choice{display:flex;align-items:center;gap:14px;width:100%;text-align:left;padding:17px 20px;border:1px solid #d6e0f2;border-radius:9px;margin:10px 0;background:#fff;font-size:1rem;line-height:1.8;white-space:pre-wrap}.quiz-choice:hover:not(:disabled){border-color:#687b9a;background:#f8fafc}.quiz-choice.selected{background:#e7edf7;border-color:#4c5d7a}.quiz-choice.correct{background:#e7edf7;border-color:#4c5d7a}.quiz-choice.incorrect{background:#fff1ed;border-color:#ce9688}.option-number{width:25px;height:25px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border:1px solid #d6e0f2;border-radius:50%;font-family:Arial,Helvetica,sans-serif;font-size:1rem;line-height:1;letter-spacing:0;font-variant-numeric:tabular-nums;color:#4c5d7a}.quiz-choice.selected .option-number{background:var(--accent);color:#fff;border-color:var(--accent)}.quiz-bottom{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:28px}.keyboard-hint{font-size:1rem;color:#687b9a}.feedback{padding:17px 20px;margin-top:20px;border-radius:9px;background:#e7edf7;font-size:1rem;line-height:1.9}.feedback.bad{background:#fff0eb;color:#9b5949}.feedback strong{display:block;font-size:1rem;margin-bottom:6px}.quiz-image{max-width:100%;border:1px solid var(--line);margin-bottom:20px}.result{padding:50px 30px;text-align:center}.result-circle{margin:20px auto;width:130px;height:130px;border-radius:50%;background:#e7edf7;display:grid;place-content:center;color:var(--accent);font-size:2.1875rem;font-weight:700}.result-circle small{font-size:1rem;margin-top:6px;font-weight:400}.result h2{font-size:1.4375rem;margin-bottom:12px}.result p{font-size:1rem;color:var(--muted);line-height:2}.result .btn{margin:15px 4px}.mobile-brand{display:none}dialog{max-width:880px;width:calc(100vw - 40px);max-height:90vh;border:1px solid var(--line);border-radius:16px;padding:0;box-shadow:0 30px 100px #294eb730;color:var(--ink)}dialog::backdrop{background:#294eb755;backdrop-filter:blur(3px)}.modal-head{padding:27px 30px 20px;display:flex;align-items:flex-start;justify-content:space-between;border-bottom:1px solid var(--line)}.modal-head h2{font-size:1.3125rem;letter-spacing:-.7px;margin:0 0 9px}.modal-head p{font-size:1rem;color:var(--muted);margin:0;line-height:1.8}.icon-button{width:30px;height:30px;display:grid;place-items:center;border-radius:6px}.icon-button:hover{background:var(--soft)}.modal-body{padding:24px 30px;overflow:auto;max-height:65vh}.dropzone{border:1.5px dashed #b3c5ec;background:#f1f5fb;border-radius:12px;text-align:center;padding:28px;cursor:pointer}.dropzone.dragover{background:#d6e0f2;border-color:#4c5d7a}.dropzone strong{display:block;font-size:1rem;margin:12px 0 9px}.dropzone p{font-size:1rem;color:#4c5d7a;margin:0}.dropzone .upload-icon{color:#4c5d7a}.upload-file{padding:16px 0;border-bottom:1px solid var(--line)}.upload-name{font-size:1rem;font-weight:600;margin-bottom:11px;overflow-wrap:anywhere}.upload-fields{display:grid;grid-template-columns:70px 1fr 1fr 1fr 30px;gap:8px;align-items:center}.upload-fields label{font-size:1rem;color:var(--muted)}.upload-fields input,.upload-fields select{width:100%;padding:8px;font-size:1rem;margin-top:4px}.upload-status{font-size:1rem;color:#4c5d7a;margin-top:12px;line-height:1.8}.modal-footer{padding:17px 30px;display:flex;align-items:center;justify-content:space-between;gap:15px;border-top:1px solid var(--line);background:#f8fafc}.modal-footer small{font-size:1rem;color:#4c5d7a}.spinner{display:inline-block;width:13px;height:13px;border-radius:50%;border:2px solid #b3c5ec;border-top-color:var(--accent);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#toast{position:fixed;bottom:27px;left:50%;transform:translateX(-50%) translateY(20px);background:#294eb7;color:#fff;padding:14px 24px;border-radius:10px;font-size:1rem;box-shadow:0 8px 30px #294eb725;z-index:100;opacity:0;pointer-events:none;transition:.2s;max-width:90vw;line-height:1.8}#toast.visible{opacity:1;transform:translateX(-50%) translateY(0)}#toast.error{background:#904a39}.loading{padding:100px;text-align:center;color:var(--muted)}.audio-row{display:flex;align-items:center;gap:8px;margin:12px 0;font-size:1rem;color:var(--muted)}audio{width:100%;height:38px;margin-bottom:18px}.tiny{font-size:1rem;color:var(--muted);line-height:1.9}.divider{height:1px;background:var(--line);margin:20px 0}
@media(min-width:1550px){.hero-art{margin-right:60px}.hero{min-height:250px}.hero h2{font-size:2rem}.bank-table td{padding:18px 22px}.content-grid{grid-template-columns:minmax(0,1fr) 290px}}
@media(max-width:1250px){.main{padding:30px 25px}.topbar{padding:0 25px}.sidebar{width:192px;padding:30px 14px}.workspace{margin-left:192px;width:calc(100% - 192px)}.brand strong{font-size:1rem}.content-grid{grid-template-columns:minmax(0,1fr) 230px;gap:16px}.hero{padding:30px}.hero h2{font-size:1.625rem}.hero-art{width:200px;min-width:180px;margin-right:0;transform:scale(.9);transform-origin:right center}.stat{padding:17px 15px}.stat-icon{display:none}.bank-table th,.bank-table td{padding-left:12px;padding-right:12px}.review-layout{grid-template-columns:minmax(280px,1fr) minmax(280px,1fr);gap:15px}.editor{padding:18px}.field-row.four{grid-template-columns:1fr 1fr}}
@media(max-width:1000px){.content-grid{grid-template-columns:1fr}.content-aside{display:grid;grid-template-columns:1fr 1fr;gap:16px}.hero-art{min-width:150px;transform:scale(.78)}.hero h2{font-size:1.5rem}.hero-copy{max-width:420px}.page-heading{align-items:flex-start}.heading-actions{flex-wrap:wrap;justify-content:flex-end}.review-layout{grid-template-columns:1fr}.source-panel{position:static}.source-view{max-height:60vh}.quiz-setup{grid-template-columns:1fr}.stat-value{font-size:1.4375rem}}
@media(max-width:760px){.sidebar{width:67px;padding:24px 9px}.brand{padding:0 4px;margin-bottom:28px}.brandmark{width:36px;height:38px;font-size:1.5625rem}.brand-name,.nav-label,.nav-text,.nav-count,.privacy,.sidebar-footer{display:none}.nav-item{padding:13px;justify-content:center}.workspace{margin-left:67px;width:calc(100% - 67px)}.topbar{height:62px;padding:0 18px}.main{padding:26px 18px}.page-heading{display:block}.page-heading h1{font-size:1.5rem}.heading-actions{justify-content:flex-start;margin-top:17px}.hero{padding:25px 23px;min-height:245px}.hero h2{font-size:1.5rem}.hero-art{display:none}.stats{grid-template-columns:1fr 1fr;gap:10px;margin-bottom:22px}.stat{padding:15px}.stat-label{font-size:1rem}.stat-value{font-size:1.5rem}.content-aside{grid-template-columns:1fr}.panel-heading{padding:18px}.filters{padding:0 18px 15px}.bank-table .hide-mobile{display:none}.bank-table td,.bank-table th{padding:13px 11px}.qexcerpt{max-width:155px}.quiz-card{padding:23px 20px}.quiz-instruction{font-size:1rem}.passage{padding:20px;font-size:1rem}.quiz-choice{padding:13px}.quiz-bottom{align-items:flex-end}.keyboard-hint{display:none}.quiz-setup{padding:25px;gap:10px}.field-row{grid-template-columns:1fr 1fr}.modal-head,.modal-body,.modal-footer{padding:20px}.upload-fields{grid-template-columns:60px 1fr 1fr}.upload-fields label:nth-child(4){grid-column:1/3}.upload-fields .remove-file{align-self:end}.local-label{font-size:1rem}.breadcrumb{font-size:1rem}.avatar{display:none}.top-actions{gap:8px}.modal-footer{align-items:flex-start}.source-controls{padding:10px}.review-toolbar{gap:6px}.editor-footer .btn{padding:9px 12px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}
.brand{margin-bottom:44px}.brand-point{color:#4c5d7a}.brand-name strong{font-size:1.3125rem}.brand small{font-size:1rem;letter-spacing:2px}.brand img{border-radius:12px}.streak-pill{display:inline-flex;align-items:center;gap:6px;font-size:1rem;color:#9a7936;background:#f8f3e4;border:1px solid #eee3c7;border-radius:30px;padding:6px 11px}.daily-mini{margin:25px 7px;background:#f1f5fb;border:1px solid #d6e0f2;border-radius:11px;padding:16px 14px}.daily-mini>div:first-of-type{display:flex;align-items:center;justify-content:space-between;margin:11px 0 13px;font-size:1rem}.daily-mini .progress{margin:0;height:4px}.daily-mini p{font-size:1rem;color:#687b9a;margin:11px 0 0}.info-link{font-size:1rem;font-weight:400;padding:10px 14px}.service-hero{min-height:280px}.service-hero h2{font-size:2.125rem;letter-spacing:-1.6px;line-height:1.45;margin-top:17px}.hero-foot{font-size:1rem;color:#4c5d7a;margin-top:20px}.service-hero 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.2s;display:block;width:100%}.course-card:hover{transform:translateY(-3px);border-color:#687b9a}.course-card.intermediate:hover{border-color:#9eb4c1}.course-top{display:flex;justify-content:space-between;align-items:center;gap:7px}.level-badge{width:39px;height:39px;border-radius:11px;background:#e7edf7;color:#4c5d7a;display:grid;place-items:center;font-size:1rem;font-weight:700}.course-tag{font-size:1rem;letter-spacing:1px;color:#687b9a;text-align:right}.course-card h3{font-size:1.625rem;letter-spacing:-.8px;margin:21px 0 12px}.course-card h3>span{display:block;font-size:1rem;letter-spacing:0;font-weight:500;margin-top:8px;color:#4c5d7a}.course-card p{color:var(--muted);font-size:1rem;line-height:1.9;margin:0}.course-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:23px;margin-top:18px;border-top:1px solid 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17px;border-radius:50%;width:126px;height:126px;background:conic-gradient(#4c5d7a var(--goal),#e7edf7 0);display:grid;place-items:center;transform:rotate(-.01deg)}.goal-ring>div{width:109px;height:109px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;flex-direction:column}.goal-ring strong{font-size:1.9375rem;letter-spacing:-1px}.goal-ring strong span{font-size:1rem;color:#687b9a;margin-left:3px;font-weight:400}.goal-ring small{font-size:1rem;color:#687b9a;margin-top:7px}.goal-panel>p{font-size:1rem;text-align:center;color:#4c5d7a;margin-bottom:20px}.goal-panel>.btn{margin:0 20px;width:calc(100% - 40px)}.recommend-card{padding:24px 20px;border-radius:12px;background:#e7edf7;border:1px solid #d6e0f2;margin-top:18px}.recommend-card h3{font-size:1rem;line-height:1.7;margin:12px 0 9px}.recommend-card p{font-size:1rem;color:#4c5d7a;line-height:1.9;margin:0 0 16px}.site-footer{max-width:1620px;margin:auto;padding:0 42px 24px;display:flex;align-items:center;justify-content:space-between;color:#687b9a;font-size:1rem;gap:15px}.site-footer button{font-size:1rem;color:#687b9a;text-align:right}.practice-layout{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:24px}.practice-form{padding:30px}.setup-step{display:flex;align-items:center;gap:10px;margin-bottom:18px}.setup-step>span{font-size:1rem;color:#4c5d7a;border:1px solid #d6e0f2;width:23px;height:23px;border-radius:50%;display:grid;place-items:center}.setup-step h2{font-size:1rem}.level-select{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-bottom:32px}.level-option{position:relative;display:block;border:1px solid var(--line);border-radius:10px;padding:21px;cursor:pointer}.level-option input,.section-option input,.count-option input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.level-option strong{display:block;font-size:1.25rem;letter-spacing:-.5px}.level-option span{display:block;font-size:1rem;color:#4c5d7a;margin-top:9px}.level-option.selected{background:#e7edf7;border-color:#687b9a;box-shadow:0 0 0 1px #687b9a}.level-option:has(input:focus-visible),.section-option:has(input:focus-visible),.count-option:has(input:focus-visible){outline:2px solid #4c5d7a;outline-offset:3px}.section-options{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:31px}.section-option{position:relative;display:flex;align-items:center;gap:7px;padding:11px 14px;border:1px solid var(--line);border-radius:8px;font-size:1rem;color:#4c5d7a;cursor:pointer}.section-option.selected{background:#e7edf7;border-color:#687b9a;color:#294eb7}.count-options{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;margin-bottom:28px}.count-option{position:relative;padding:18px 13px;border:1px solid var(--line);border-radius:9px;cursor:pointer;text-align:center}.count-option strong{display:block;font-size:1rem}.count-option span{display:block;margin-top:7px;font-size:1rem;color:#687b9a}.count-option.selected{border-color:#687b9a;background:#e7edf7}.start-summary{border-top:1px solid var(--line);padding-top:24px;margin-top:25px;display:flex;justify-content:space-between;align-items:center;gap:12px}.start-summary>span{font-size:1rem;line-height:1.8;color:#4c5d7a}.practice-aside{padding:27px 22px}.practice-aside h3{font-size:1.25rem;letter-spacing:-.6px;line-height:1.7;margin:24px 0}.practice-aside .workflow{padding:10px 0 0}.original-tag{margin-left:auto;font-size:1rem;color:#687b9a}.quiz-instruction{font-size:1.125rem;letter-spacing:-.3px;line-height:1.9}.listening-box{border:1px solid #d6e0f2;background:#f1f5fb;border-radius:11px;padding:23px 19px;display:flex;align-items:center;gap:14px;margin-bottom:12px}.audio-symbol{color:#4c5d7a}.listening-box strong{font-size:1rem}.listening-box p{font-size:1rem;color:#687b9a;margin:7px 0 0}.listening-box>.btn{margin-left:auto}.transcript-button{font-size:1rem;margin:4px 0 20px}.transcript{font-size:1rem}.model-answer{font-size:1rem;margin:20px 0;border:1px solid var(--line);border-radius:9px;padding:17px 20px}.model-answer summary{cursor:pointer;font-weight:600}.model-answer p{line-height:2;color:#4c5d7a;white-space:pre-wrap}.self-check{padding:15px 0;font-size:1rem}.self-check .check-label{line-height:1.8}.result-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px;margin-bottom:25px}.summary-result{padding:30px 25px}.summary-result h2{font-size:1.25rem}.summary-result .result-circle{margin:22px auto}.result-numbers{display:grid;grid-template-columns:repeat(3,1fr);max-width:440px;margin:30px auto}.result-numbers>div{border-right:1px solid var(--line)}.result-numbers>div:last-child{border:0}.result-numbers strong{font-size:1.5625rem;letter-spacing:-1px}.result-numbers strong>span{font-size:1rem;color:#4c5d7a;margin-left:3px;font-weight:400;letter-spacing:0}.result-numbers small{display:block;margin-top:9px;font-size:1rem;color:#687b9a}.result-actions{margin:25px 0 5px}.result-actions .btn{margin:6px 4px}.topic-panel{padding-bottom:20px}.topic-row{padding:12px 22px}.topic-row>div:first-child{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:1rem;margin-bottom:10px}.topic-row>div:first-child span{font-size:1rem;color:#687b9a}.topic-progress{height:5px;border-radius:5px;background:#e7edf7;overflow:hidden}.topic-progress span{display:block;height:100%;background:#687b9a}.topic-row small{display:block;font-size:1rem;color:#687b9a;margin-top:7px}.result-advice{margin:16px 20px 0;padding:14px;background:#f1f5fb;border-radius:9px;font-size:1rem;line-height:1.9;color:#4c5d7a}.answer-review{margin-bottom:25px}.answer-detail{border-top:1px solid var(--line)}.answer-detail summary{display:flex;align-items:center;gap:13px;cursor:pointer;list-style:none;padding:19px 23px}.answer-detail summary::-webkit-details-marker{display:none}.answer-detail summary>span:nth-child(2){font-size:1rem;font-weight:600}.answer-detail summary small{display:block;font-size:1rem;color:#687b9a;margin-top:6px;font-weight:400}.answer-state{font-size:1rem;padding:5px 8px;border-radius:5px;background:#e7edf7;color:#4c5d7a}.answer-state.bad{background:#fbefe8;color:#ac7c5a}.answer-state.essay{background:#ecf0f6;color:#8193a3}.detail-chevron{margin-left:auto;color:#687b9a}.answer-body{padding:5px 24px 25px;font-size:1rem}.answer-body>strong{line-height:1.8}.answer-passage{white-space:pre-wrap;background:#f1f5fb;padding:19px;line-height:2;border-radius:8px;margin:15px 0;overflow-wrap:anywhere}.answer-option{line-height:1.8;color:#687b9a}.answer-option.right{color:#294eb7;font-weight:600}.history-panel{margin-top:24px}.history-item{display:flex;align-items:center;gap:16px;padding:20px 24px;border-top:1px solid var(--line);width:100%;text-align:left}.history-item:hover{background:#f8fafc}.history-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:10px;background:#e7edf7;color:#4c5d7a}.history-description strong{display:block;font-size:1rem}.history-description small{display:block;font-size:1rem;color:#687b9a;margin-top:7px}.history-score{margin-left:auto;font-weight:700;font-size:1.1875rem;color:#4c5d7a}.info-body h3{font-size:1rem;margin:20px 0 12px}.info-body h3:first-child{margin-top:0}.info-body p{line-height:2;font-size:1rem;color:#4c5d7a}.skip-link{position:fixed;top:-60px;left:20px;z-index:200;background:var(--accent);color:#fff;padding:12px}.skip-link:focus{top:10px}.site-footer+*{display:none}
@media(min-width:1550px){.service-grid{grid-template-columns:minmax(0,1fr) 290px}.course-card{padding:28px}.service-hero h2{font-size:2.3125rem}}
@media(max-width:1250px){.service-grid{grid-template-columns:minmax(0,1fr) 230px}.course-card{padding:21px}.service-hero h2{font-size:1.875rem}.practice-layout{grid-template-columns:minmax(0,1fr) 250px}.result-layout{grid-template-columns:minmax(0,1fr) 260px}.practice-form{padding:24px}.section-option{padding:10px}.start-summary{align-items:flex-start;flex-direction:column}.site-footer{padding:0 25px 24px}}
@media(max-width:1000px){.service-grid{grid-template-columns:1fr}.goal-panel .goal-ring{margin-top:20px}.goal-panel{height:100%}.recommend-card{margin:0}.practice-layout{grid-template-columns:1fr}.practice-aside{display:none}.result-layout{grid-template-columns:1fr}.topic-panel{display:grid;grid-template-columns:1fr 1fr}.topic-panel>.panel-heading,.result-advice{grid-column:1/-1}.start-summary{align-items:center;flex-direction:row}.service-hero h2{font-size:1.8125rem}.site-footer{font-size:1rem}.original-tag{font-size:1rem}}
@media(max-width:760px){.daily-mini,.info-link .nav-text{display:none}.info-link{justify-content:center;padding:12px}.sidebar .brand img{width:36px;height:36px}.streak-pill{font-size:1rem;padding:5px 8px}.local-label{display:none}.service-hero h2{font-size:1.75rem}.hero-foot{font-size:1rem}.service-hero{padding:26px 22px}.hero-copy{max-width:none}.hero-actions{flex-wrap:wrap}.hero-actions>.text-btn{padding:8px 0}.course-grid{gap:12px}.course-card{padding:19px 15px}.course-tag{font-size:1rem;letter-spacing:.4px;max-width:92px;line-height:1.8}.level-badge{width:31px;height:31px;font-size:1rem}.course-card h3{font-size:1.4375rem}.course-card h3>span{font-size:1rem}.course-card p{font-size:1rem}.course-bottom{font-size:1rem;gap:5px}.round-arrow{width:26px;height:26px;flex-shrink:0}.section-heading h2{font-size:1.0625rem}.section-heading>.tiny{font-size:1rem}.content-aside{display:grid;grid-template-columns:1fr 1fr;gap:12px}.recommend-card{padding:23px 17px}.goal-panel>.btn{margin:0 13px;width:calc(100% - 26px);font-size:1rem;padding:10px}.goal-panel>p{padding:0 10px;font-size:1rem;line-height:1.7}.goal-ring{width:110px;height:110px}.goal-ring>div{width:94px;height:94px}.goal-ring strong{font-size:1.75rem}.goal-panel .side-title{font-size:1rem}.resume-strip{padding:13px;align-items:flex-start}.resume-strip>div{gap:8px}.resume-strip strong{font-size:1rem}.resume-strip span{font-size:1rem}.resume-strip>.btn{font-size:1rem}.site-footer{padding:0 18px 22px;display:block;line-height:1.9}.site-footer>span{display:block}.site-footer button{font-size:1rem;padding:0;text-align:left;margin-top:5px}.practice-form{padding:22px 18px}.level-option{padding:18px 14px}.level-option strong{font-size:1.1875rem}.level-option span{font-size:1rem}.section-option{font-size:1rem;padding:11px 10px}.setup-step h2{font-size:1rem}.count-option{padding:16px 8px}.count-option strong{font-size:1rem}.count-option span{font-size:1rem}.start-summary{flex-direction:column;align-items:stretch}.start-summary .btn{width:100%}.quiz-instruction{font-size:1rem}.quiz-labels{font-size:1rem;gap:8px}.listening-box{padding:16px 13px;gap:10px;flex-wrap:wrap}.listening-box .btn{margin-left:0;width:100%;margin-top:5px}.listening-box strong{font-size:1rem}.listening-box p{font-size:1rem}.topic-panel{display:block}.summary-result{padding:28px 17px}.summary-result h2{font-size:1.125rem;line-height:1.8}.result-numbers strong{font-size:1.4375rem}.result-numbers strong>span{font-size:1rem}.result-actions .btn{width:100%;margin:6px 0}.history-item{padding:17px;gap:10px}.history-description strong{font-size:1rem}.history-description small{font-size:1rem}.history-score{font-size:1.0625rem}.history-icon{width:32px;height:32px}.answer-detail summary{padding:17px}.answer-body{padding:5px 17px 22px}.answer-detail summary>span:nth-child(2){font-size:1rem}}
@media(max-width:420px){.course-grid{grid-template-columns:1fr}.course-card p br{display:none}.course-card h3{margin-top:17px}.course-bottom{padding-top:16px;margin-top:15px}.content-aside{grid-template-columns:1fr}.recommend-card{margin-top:0}.hero-actions>.btn{width:100%}.hero-actions>.text-btn{margin:auto}.main{padding-left:13px;padding-right:13px}.service-hero{padding:24px 19px}.service-hero h2{font-size:1.625rem}.page-heading h1{font-size:1.4375rem}.page-heading p{font-size:1rem}.section-heading .eyebrow{font-size:1rem}.original-tag{display:none}}
.mobile-app-brand,.mobile-install{display:none}.service-grid>div,.service-grid>aside{min-width:0}.art-page{width:150px;height:180px}.art-title{font-size:1.0625rem;line-height:1.5}.art-page .small-tag{font-size:1rem;letter-spacing:.7px}.hero p{word-break:keep-all}.course-card{min-width:0}
@media(max-width:760px){.sidebar{width:100%;height:calc(65px + env(safe-area-inset-bottom));padding:0 8px env(safe-area-inset-bottom);inset:auto 0 0;border-right:0;border-top:1px solid var(--line);background:#fffffffa;backdrop-filter:blur(10px);display:block}.sidebar .brand,.sidebar .side-bottom{display:none}.sidebar nav{display:flex;align-items:center;justify-content:space-around;height:65px}.nav-item{position:relative;flex:1;width:auto;flex-direction:column;gap:6px;margin:0;padding:9px 2px;min-height:56px;border-radius:8px;justify-content:center}.nav-text{display:block;font-size:1rem}.nav-count{display:block;position:absolute;right:15px;top:4px;font-size:1rem;padding:1px 5px;margin:0;background:#d6e0f2}.workspace{margin-left:0;width:100%;padding-bottom:70px}.topbar{height:62px;padding:0 18px}.topbar .breadcrumb{display:none}.mobile-app-brand{display:block;font-size:1.1875rem;font-weight:750;letter-spacing:-1px;padding:0}.mobile-app-brand span{color:#687b9a}.mobile-install{display:grid;color:#4c5d7a}.top-actions{gap:10px}.main{padding:26px 18px}.page-heading{margin-bottom:22px}.page-heading p{word-break:keep-all}.hero-art{display:none}.service-hero{min-height:0}.service-hero h2{font-size:1.875rem}.hero-actions>.btn{width:auto}.hero-actions>.text-btn{margin:0}.hero-actions{align-items:center}.content-aside{grid-template-columns:1fr 1fr}.course-grid{grid-template-columns:1fr 1fr}.course-card p br{display:initial}.course-card h3>span{font-size:1rem;line-height:1.6}.course-card p{line-height:1.9}.course-bottom{font-size:1rem}.section-heading{flex-wrap:wrap}.section-heading>.tiny{font-size:1rem}.week-chart{padding:5px 18px 20px;gap:8px}.chart-bar{width:23px}.resume-strip{display:block;padding:17px}.resume-strip>div{display:block}.resume-strip>div>svg{margin-right:7px}.resume-strip strong{font-size:1rem}.resume-strip span{display:block;font-size:1rem;margin:9px 0}.resume-strip>.btn{margin-top:8px;width:100%;font-size:1rem}.site-footer{padding-bottom:14px}.site-footer button{max-width:100%;line-height:1.9}.quiz-layout{min-width:0}.quiz-header{font-size:1rem}.quiz-header .btn{font-size:1rem;padding:6px 8px}.course-card p{word-break:keep-all}.result-numbers strong>span{font-size:1rem}.topic-panel{display:block}}
@media(max-width:370px){.main{padding-left:14px;padding-right:14px}.course-grid,.content-aside{grid-template-columns:1fr}.course-card p br{display:none}.service-hero h2{font-size:1.75rem}.hero-actions>.btn{width:100%}.hero-actions>.text-btn{margin:auto}.level-option strong{font-size:1.0625rem}.quiz-header{gap:7px}}
.listening-box{flex-wrap:wrap}.listening-controls{width:100%;display:grid;grid-template-columns:auto auto 1fr auto;align-items:center;gap:12px;border-top:1px solid #d6e0f2;padding-top:14px;margin-top:5px}.audio-restart{font-size:1rem;color:#4c5d7a;padding:5px 0;white-space:nowrap}.audio-time{font-size:1rem;font-variant-numeric:tabular-nums;color:#4c5d7a;white-space:nowrap}.audio-seek-label{min-width:60px;display:block}#audio-seek{width:100%;padding:0;height:20px;border:0;accent-color:#4c5d7a;background:none}.audio-speeds{display:flex;border:1px solid #d6e0f2;border-radius:6px;overflow:hidden;white-space:nowrap}.audio-speeds button{font-size:1rem;padding:6px 8px;color:#4c5d7a;background:#ffffff90}.audio-speeds button.active{background:#d6e0f2;color:#294eb7;font-weight:700}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:760px){.listening-controls{grid-template-columns:auto 1fr auto;gap:10px}.audio-time{text-align:right}.audio-seek-label{grid-column:1/-1;grid-row:2}.audio-speeds button{padding:6px 7px}.listening-box>[data-audio-play]{margin-left:auto;width:auto;margin-top:0}.listening-box{align-items:center}}@media(max-width:370px){.listening-box>[data-audio-play]{width:100%;margin-top:6px}.audio-speeds button{padding:6px}}