:root{--mock-purple:#7140ec;--mock-ink:#19243a;--mock-muted:#7c8198;--mock-line:#e5e3ef;--mock-tint:#f5f1ff}*{box-sizing:border-box}body.mock-exams{background:#f7f5ff;color:var(--mock-ink);font-family:Pretendard,"Pretendard Variable",sans-serif}.mock-exams .site-header{height:68px;display:flex;gap:24px;align-items:center;background:white;border-bottom:1px solid var(--mock-line);padding:0 32px}.mock-exams .logo{display:flex;gap:10px;align-items:center;color:#182139;font-size:20px;font-weight:850;white-space:nowrap}.logo svg{width:43px;height:34px}.page-brand{border-left:1px solid var(--mock-line);padding-left:22px;font-size:14px;font-weight:700}.site-header nav{margin-left:auto;display:flex;gap:28px;font-size:14px}.site-header #account{font-size:13px;color:#6c617e}.mock-main{max-width:1800px;margin:auto;padding:24px 38px 50px}.page-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin:18px 0 24px}.eyebrow{font-size:12px;letter-spacing:.03em;font-weight:750;color:#8062ad;margin:0 0 9px}.mock-main h1{font-size:28px;letter-spacing:-1px;margin:0 0 10px}.mock-main h2{font-size:19px;margin:0 0 8px;letter-spacing:-.5px}.page-heading p:not(.eyebrow),.paper-card p{color:var(--mock-muted);font-size:13px;line-height:1.65}.preview-label{font-size:11px;color:#948a9f;flex-shrink:0}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation}button{border:1px solid var(--mock-line);border-radius:9px;padding:10px 15px;background:white;color:#5a4a73;font-size:13px;font-weight:700;cursor:pointer}button:hover:not(:disabled){border-color:#a78be8;background:#faf7ff}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #c3b1f5;outline-offset:2px}button:disabled{opacity:.5;cursor:default}button.primary{background:var(--mock-purple);border-color:var(--mock-purple);color:white}button.primary:hover:not(:disabled){background:#6133d4}button.primary-outline{border-color:#c7b7ee;color:#7140ec;background:#faf8ff}button[aria-pressed=true]{background:#eee6ff;color:#6832da;border-color:#bca4ed}.filters{display:flex;gap:20px;flex-wrap:wrap;align-items:end;background:white;border:1px solid var(--mock-line);padding:16px;border-radius:12px;margin-bottom:16px}.filters label{font-size:11px;color:#73768e;display:grid;gap:6px;flex:1;min-width:120px}.filters select,.filters input{height:39px;background:white;border:1px solid var(--mock-line);border-radius:8px;color:#4c4f6a;padding:0 11px;min-width:0;width:100%;font-size:13px}.subject-tabs{display:flex;gap:6px;align-self:center}.subject-tabs button{padding:10px 13px}.filters .search-label{min-width:170px;flex:1.4}.workflow{display:flex;align-items:center;justify-content:space-between;gap:14px;border:1px solid var(--mock-line);background:white;border-radius:12px;padding:12px 16px;margin-bottom:20px}.workflow>div{display:flex;gap:15px;align-items:center;flex:1;border:1px solid #ebe7f4;border-radius:11px;padding:13px 16px}.workflow b{display:grid;place-items:center;border-radius:50%;width:44px;height:44px;background:#eee8fd;color:#7742e9;font-size:19px;flex-shrink:0}.workflow>div:first-child b{background:#e0f5ed;color:#20866f}.workflow>div:last-child b{background:#fff1d9;color:#b8772f}.workflow strong{display:block;font-size:16px}.workflow small{font-size:11px;display:block;color:#9291a5;margin-top:5px}.workflow i{color:#a385dd;font-size:25px;font-style:normal}.catalog-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:18px}.paper-card{border:1px solid var(--mock-line);background:white;border-radius:13px;padding:23px;min-width:0}.list-heading{display:flex;align-items:start;justify-content:space-between;gap:14px;margin-bottom:18px}.list-heading p{margin:0;font-size:12px}.exam-table-wrap{overflow:auto}table{border-collapse:separate;border-spacing:0;width:100%;font-size:13px}thead th{text-align:left;padding:15px 12px;background:#f9f7ff;font-size:11px;color:#6e6486;border-top:1px solid var(--mock-line);border-bottom:1px solid var(--mock-line)}tbody td{padding:17px 12px;border-bottom:1px solid #efedf5;vertical-align:middle}tbody tr.selected{background:#f2ecff}tbody td:first-child{border-left:3px solid transparent}tbody tr.selected td:first-child{border-left-color:#8150f6}td strong{font-size:14px;display:block;line-height:1.5}td small{display:block;color:#91889e;font-size:11px;margin-top:5px}.subject-badge{display:inline-block;border-radius:16px;background:#efe9ff;color:#7446d4;padding:3px 8px;font-size:10px;margin-bottom:6px}.quiet{font-size:11px!important;color:#9690a1!important}.selected-detail{position:sticky;top:85px;align-self:start}.selected-detail h2{margin:10px 0}.detail-action{width:100%;margin:14px 0}.question-chip-grid{display:flex;flex-wrap:wrap;gap:6px;margin-top:15px}.question-chip-grid button{min-width:36px;padding:8px}.question-chip-grid button.answered{border-color:#a5cfc0;background:#eaf9f3;color:#238568}.question-chip-grid button.needs-review{border-color:#e4c898;background:#fff8e8;color:#9d6c20}.pagination{margin:20px 0 0;font-size:12px;color:#92839d}.practice-heading{display:flex;gap:20px;align-items:center;margin:12px 0 8px}.practice-heading>div{flex:1}.practice-heading h1{font-size:23px;margin:0}.practice-heading .eyebrow{margin:0 0 4px}.practice-heading #saved-status{font-size:11px;color:#858097;max-width:180px}.source-status{font-size:11px;color:#938997;margin:12px 0}.practice-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(350px,.8fr);gap:20px;align-items:start}.practice-tools{display:grid;gap:18px;min-width:0}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}.section-heading h2{margin:0}.section-heading>div{display:flex;align-items:center;gap:9px}.section-heading output{font-size:11px;color:#7b718b}.section-heading button{padding:7px 11px;font-size:11px}.source-card{position:sticky;top:16px}.source-body{--source-font:18px;font-size:var(--source-font);line-height:1.9;max-height:calc(100dvh - 300px);overflow:auto;overscroll-behavior:contain;padding:8px 10px 15px}.source-body pre{white-space:pre-wrap;font:inherit;margin:0 0 12px}.source-body img,#choices img,#solution img,.mock-source-content img{max-width:100%;height:auto;display:block;margin:8px auto;object-fit:contain}.source-body img{max-height:none}.source-body figure{margin:10px 0}.source-body table{font-size:inherit;border-collapse:collapse}.source-body th,.source-body td{border:1px solid #cfcbd8;padding:7px}.source-body svg{display:block;max-width:100%;max-height:430px;margin:12px auto}.source-question h2{font-size:inherit;line-height:1.8}.source-question:empty{display:none}.source-passage{padding-bottom:20px;border-bottom:1px solid #eeeaf4;margin-bottom:20px}.source-body .katex-display{overflow:auto;font-size:1.03em;margin:14px 0}.source-body .katex{font-size:1.1em}#question-nav{display:flex;gap:6px;flex-wrap:wrap;margin:17px 0}#question-nav button{padding:9px 12px;min-width:38px}#question-nav button[aria-current=true]{color:white;background:#7943ed;border-color:#7943ed}#question-nav button.answered:not([aria-current=true]){color:#237b62;background:#eff9f4;border-color:#b4d9cd}#question-nav button.needs-review:not([aria-current=true]){color:#92652b;border-color:#e5d0a7;background:#fff9ee}#choices{display:grid;gap:9px}#choices button{width:100%;display:flex;gap:12px;align-items:center;text-align:left;font-size:15px;line-height:1.7;font-weight:500;color:#34384c;padding:11px 13px}#choices button[aria-pressed=true]{background:#f0e9ff;border-color:#a887eb}#choices button>span:first-child{color:#7d5fa1;flex-shrink:0;font-weight:700}#choices button>span:last-child{flex:1;min-width:0}#choices button figure{margin:0}#choices button img{margin:0;max-height:260px}#short-label{font-size:13px}#short-answer{display:block;width:100%;border:1px solid #cfc5e2;border-radius:9px;padding:14px;margin-top:9px}.answer-actions{display:grid;gap:10px;margin-top:18px}.answer-actions button{padding:13px}#grade-result{margin:16px 0 0;padding:14px;border:1px solid #d9e8e1;background:#f3faf7;border-radius:9px;color:#286f59;font-size:14px}#grade-result.incorrect{background:#fffbf3;border-color:#ecd9b3;color:#916629}details{margin:15px 0;border:1px solid #e9e4f1;border-radius:9px;padding:12px;font-size:13px}summary{cursor:pointer;font-weight:700;color:#6c509b}#solution-body{font-size:14px;line-height:1.8;padding-top:13px}#solution-body h3{font-size:15px}#solution-body .katex-display{overflow:auto}.note-label{display:block;font-size:12px;color:#5e5470;margin-top:18px}textarea{display:block;width:100%;min-height:95px;border:1px solid #ded6ec;border-radius:9px;margin-top:9px;padding:12px;resize:vertical;font-size:13px;line-height:1.7;color:#33374d}.question-navigation{display:flex;justify-content:space-between;margin-top:16px;gap:12px}.understanding-card{font-size:13px}.understanding-card .section-heading span{font-size:11px;color:#8b7c9d}.understanding-card>button{margin-top:12px;width:100%}#check-feedback{font-size:13px;line-height:1.8}#check-feedback strong{display:block;margin-top:12px;color:#6e3fc5}#check-feedback blockquote{padding:9px;margin:12px 0;border-left:2px solid #c1a7e7;background:#fbf9ff}#message{border-radius:9px;padding:10px 14px;color:#7f6897;font-size:12px;line-height:1.6;background:#f0eaff;min-height:38px}#message.error{color:#955a39;background:#fff4e9}#message.loading:before{content:'';display:inline-block;width:12px;height:12px;border:2px solid #d3c3ee;border-top-color:#7b43de;border-radius:50%;vertical-align:-2px;margin-right:9px;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}#listening audio{width:100%;margin:8px 0}#listening-script{white-space:pre-wrap;color:#4f4b5c;font-size:14px}#retry{margin:15px 0}.mock-empty{padding:45px 20px;text-align:center;color:#8c8099}
@media(max-width:1100px){.mock-main{padding:20px}.catalog-layout{grid-template-columns:minmax(0,1fr) 280px}.practice-layout{grid-template-columns:minmax(0,1fr) minmax(300px,.8fr)}.workflow>div{padding:12px}.mock-exams .site-header{gap:15px;padding-inline:20px}.page-brand{display:none}}
@media(max-width:760px){.mock-exams .site-header{height:auto;min-height:65px;flex-wrap:wrap;padding:12px 16px}.mock-exams .logo{font-size:17px}.site-header nav{gap:15px;font-size:12px}.site-header #account{margin-left:auto}.mock-main{padding:15px 12px 35px}.page-heading{align-items:start;flex-direction:column;margin-top:14px}.mock-main h1{font-size:23px}.preview-label{font-size:10px}.filters{gap:12px}.subject-tabs{width:100%}.filters label{min-width:calc(50% - 12px)}.workflow{gap:7px;padding:10px}.workflow>div{padding:8px;gap:7px;border:0}.workflow b{width:25px;height:25px;font-size:11px}.workflow strong{font-size:11px}.workflow small{display:none}.workflow i{font-size:18px}.catalog-layout{grid-template-columns:1fr}.selected-detail{position:static;order:-1}.paper-card{padding:17px}.selected-detail .question-chip-grid{max-height:135px;overflow:auto}.exam-table-wrap{margin-inline:-6px}table{min-width:600px}.practice-layout{grid-template-columns:1fr;gap:14px}.source-card{position:static}.source-body{max-height:56dvh;padding-inline:3px}.practice-heading{gap:10px;flex-wrap:wrap}.practice-heading>div{flex-basis:65%}.practice-heading h1{font-size:18px}.practice-heading #saved-status{margin-left:auto}.question-navigation button{font-size:12px}.mock-main .katex{font-size:1.03em}}

/* Elective families wrap on narrow screens without hiding choices. */
.subject-tabs{flex-wrap:wrap}.filters .subject-tabs{flex:1 0 100%}

/* The separate exam catalog also exposes the existing lecture list. */
.mock-exams .learning-list-tabs{display:flex;align-items:stretch;gap:6px;width:max-content;max-width:100%;margin:0 0 24px;padding:5px;border:1px solid #e1daf1;border-radius:13px;background:#f5f1fc;box-sizing:border-box}
.mock-exams .learning-list-tabs a{display:flex;align-items:center;justify-content:center;min-height:44px;padding:10px 24px;border-radius:9px;color:#72677e;text-decoration:none;font:650 16px/1.4 Pretendard,system-ui,sans-serif;white-space:nowrap;box-sizing:border-box}
.mock-exams .learning-list-tabs a[aria-current=page]{background:#fff;color:#6e39e8;box-shadow:0 1px 5px #39206314}
.mock-exams .learning-list-tabs a:hover{color:#6031cf;background:#fff}
.mock-exams .learning-list-tabs a:focus-visible{outline:3px solid #9573e9;outline-offset:2px}
@media(max-width:600px){.mock-exams .learning-list-tabs{width:100%;margin-bottom:20px}.mock-exams .learning-list-tabs a{flex:1;min-width:0;padding:10px 12px;font-size:15px}}