:root{color-scheme:light;--ink:#172b30;--muted:#65777a;--accent:#167363;--accent-light:#e5f2ed;--border:#dbe4e0;--wrong:#aa4739;font-family:'Malgun Gothic','맑은 고딕',system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:#f5f6f2;color:var(--ink);font-size:15px;line-height:1.65}button,input,select{font:inherit}button,.file-btn{border:1px solid var(--border);border-radius:9px;background:#fff;color:var(--ink);padding:10px 17px;cursor:pointer}button:hover,.file-btn:hover{background:#edf4f0;border-color:#9dbeb3}button:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid #deac43;outline-offset:3px}button:disabled{opacity:.4;cursor:default}button.primary{background:var(--accent);border-color:var(--accent);color:white;font-weight:700}button.primary:hover{background:#0f5b4f}button.ghost{border-color:transparent;background:transparent;color:var(--muted)}a{color:var(--accent);text-underline-offset:3px}h1,h2,h3,p{margin-top:0}h1{font-size:32px;line-height:1.35;letter-spacing:-1px;margin-bottom:16px}h2{font-size:21px;line-height:1.5;margin-bottom:14px}h3{font-size:17px}p{margin-bottom:14px}.muted,.footnote{color:var(--muted)}.footnote{font-size:12px;margin:12px 0}.eyebrow{font-size:12px;font-weight:700;letter-spacing:1px;color:var(--accent);margin-bottom:14px}.app-shell{max-width:1190px;padding:0 36px;margin:auto}.topbar{min-height:96px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);gap:20px}.brand{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:750;text-decoration:none;color:var(--ink);white-space:nowrap}.brand-icon{background:var(--accent);color:white;border-radius:11px;padding:4px 12px;font-size:24px}.brand small{color:var(--muted);font-size:12px;font-weight:400}.topbar nav{display:flex;gap:7px}.nav-btn{background:none;border:0;color:var(--muted);padding:9px 14px}.nav-btn.active{background:var(--accent-light);color:var(--accent);font-weight:bold}main{padding:36px 0 60px}.view{display:none}.view.active{display:block}.hidden{display:none!important}.hero{display:flex;justify-content:space-between;align-items:center;gap:28px;padding:24px 0 42px}.hero h1{font-size:42px;line-height:1.4;letter-spacing:-1.7px}.hero p{color:var(--muted);margin-bottom:0}.hero-summary{background:var(--accent-light);border:1px solid #d4e8dd;border-radius:24px;width:182px;min-height:180px;display:flex;flex-direction:column;align-items:center;justify-content:center;flex-shrink:0}.hero-summary strong{font-size:54px;line-height:1.3;color:var(--accent)}.hero-summary small{color:var(--muted);font-size:12px;margin-top:8px}.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}.section-head h2{margin-bottom:0}.section-head .muted{font-size:12px}.exam-grid,.grid.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.card,.exam-card{background:#fff;border:1px solid var(--border);border-radius:15px;padding:25px;margin-bottom:20px}.exam-card{margin-bottom:0;padding:25px 28px}.exam-card h2{font-size:25px;margin:10px 0 5px}.exam-card p{color:var(--muted);font-size:13px}.card-bottom{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:22px}.card-bottom small{color:var(--muted)}.pill{display:inline-block;font-size:11px;background:#edf2ef;color:#506863;padding:3px 9px;border-radius:5px}.pill.local{background:#edf0f9;color:#536883}.practice-card{margin-top:25px;background:#ecf1ee;border:1px solid var(--border);border-radius:15px;padding:26px 28px;display:flex;justify-content:space-between;gap:25px;align-items:center}.practice-card h2{margin-bottom:7px}.practice-card p{font-size:13px;color:var(--muted);margin:0}.practice-card .eyebrow{display:block;margin-bottom:7px}.button-row{display:flex;flex-wrap:wrap;align-items:center;gap:9px}.resume-panel{padding:20px 25px;border:1px solid #bbd8c9;background:#e9f4ed;border-radius:12px;display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.resume-panel p{margin:3px 0 0;font-size:13px}.runner-head{display:flex;justify-content:space-between;align-items:center;gap:14px;font-size:13px}.progress{height:5px;background:#e0e7e2;border-radius:8px;margin:15px 0 24px}.progress>div{height:100%;background:var(--accent);border-radius:8px}.runner-grid{display:grid;grid-template-columns:minmax(0,1fr) 224px;gap:22px;align-items:start}.question-card{padding:30px}.question-meta{font-size:12px;color:var(--accent);font-weight:bold}.question-text{font-size:21px;line-height:1.75;margin:23px 0;white-space:pre-line;font-weight:650;letter-spacing:-.4px}.question-context{font-family:inherit;font-size:16px;line-height:1.9;white-space:pre-wrap;background:#f6f8f5;border:1px solid var(--border);padding:18px;border-radius:9px}.choices{display:grid;gap:12px;margin:24px 0}.choice{display:flex;align-items:flex-start;gap:13px;text-align:left;padding:15px 16px;line-height:1.9;white-space:pre-line;min-height:57px}.choice .num{display:inline-flex;align-items:center;justify-content:center;width:27px;height:27px;border:1px solid #bfd0c8;border-radius:50%;flex-shrink:0;font-size:13px;margin-top:2px}.choice.selected{background:var(--accent-light);border:2px solid var(--accent);padding:14px 15px}.choice.selected .num{background:var(--accent);color:white;border-color:var(--accent)}fieldset.confidence{border:0;border-top:1px solid var(--border);padding:18px 0 0;margin:30px 0 15px}.confidence legend{font-weight:700;font-size:13px;padding-right:12px}.confidence small{font-weight:400;color:var(--muted)}.confidence button{padding:7px 17px;font-size:13px}.confidence button.active{background:var(--accent-light);border-color:var(--accent);color:var(--accent)}.question-tools{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:12px}.question-tools button{font-size:12px;padding:7px}.original-panel{border:1px solid var(--border);padding:12px;margin-top:15px;background:white}.original-panel img{max-width:100%;height:auto;display:block;margin:auto}.runner-controls{display:flex;justify-content:space-between;border-top:1px solid var(--border);margin-top:24px;padding-top:22px}.answer-sheet{padding:20px;position:sticky;top:20px}.answer-sheet h3{margin-bottom:5px}.answer-sheet p{font-size:12px}.question-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin:17px 0}.question-nav button{font-size:12px;padding:7px 0;min-width:0;border-radius:6px}.question-nav .answered{background:var(--accent-light);color:var(--accent);border-color:#b6d6c6}.question-nav .current{outline:2px solid var(--accent);outline-offset:1px}.full{width:100%}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:24px 0}.metric{border:1px solid var(--border);background:white;border-radius:12px;padding:22px}.metric .value{font-size:30px;font-weight:750;color:var(--accent)}.metric .label{color:var(--muted);font-size:12px}.result-actions{margin:25px 0}.result-row{background:white;border:1px solid var(--border);border-radius:12px;padding:18px 22px;margin:12px 0}.result-row summary{cursor:pointer;list-style:none;display:flex;gap:12px;align-items:center}.result-row summary::-webkit-details-marker{display:none}.result-stem{flex:1;font-size:14px}.correct-badge,.wrong-badge{font-weight:bold;font-size:12px;white-space:nowrap}.correct-badge{color:var(--accent)}.wrong-badge{color:var(--wrong)}.result-detail{padding-top:20px;white-space:pre-line;line-height:1.9}.answer-line{color:var(--accent);font-weight:bold}.result-detail select{max-width:100%;margin:10px}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-top:25px}.review-tile{border:1px solid var(--border);border-radius:12px;padding:20px}.review-tile strong{display:block;font-size:36px;color:var(--accent);margin-bottom:15px}.stack-row,.bank-row,.source-row{padding:15px 0;border-bottom:1px solid var(--border)}.stack-row:last-child,.bank-row:last-child,.source-row:last-child{border-bottom:0}.stack-row{display:flex;justify-content:space-between;align-items:center;gap:15px}.stack-row strong{font-size:14px}.source-row p{font-size:13px;color:var(--muted);margin:7px 0}.source-row a{font-size:12px;margin-right:14px}.source-row small{font-size:11px;word-break:break-all}.bank-row small{display:block;color:var(--muted);font-size:12px}.bank-row p{font-size:14px;margin:4px 0}.notice{padding:13px 20px;background:var(--accent-light);border-radius:9px;margin:15px 0}.warning{background:#fff0d2;color:#754511}.file-btn{display:inline-block}label{font-size:13px}input[type=search],select{border:1px solid #baccc2;background:white;border-radius:7px;padding:8px 10px;color:var(--ink);max-width:100%}input[type=search]{min-width:250px;margin-left:10px}footer{color:var(--muted);border-top:1px solid var(--border);font-size:11px;padding:23px 0 32px}.empty{padding:25px 0;color:var(--muted);font-size:14px}
.save-status{text-align:right;font-size:12px;color:var(--muted);margin:8px 0 -18px;min-height:20px}.daily-section{border-color:#b8d2c3;background:#fbfdf9}.daily-card{padding:22px;border:1px solid var(--border);background:white;border-radius:12px;margin-top:15px}.daily-card h3{margin-bottom:10px}.daily-card strong{font-size:36px;color:var(--accent)}.daily-card strong small{font-size:16px;font-weight:400;color:var(--muted)}.daily-card p{font-size:13px;color:var(--muted);margin:6px 0 18px}.filters{margin-bottom:20px}.pager{display:flex;align-items:center;justify-content:center;gap:18px;margin:20px 0;font-size:13px}.pager button{padding:6px 15px}.learning-note{background:#fff4da;border-left:3px solid #d5a442;padding:15px;margin-top:18px;white-space:pre-line}.review-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.review-tile button{padding:9px;font-size:12px}.source-row a{overflow-wrap:anywhere}.bank-row small{overflow-wrap:anywhere}
@media(max-width:850px){.app-shell{padding:0 20px}.topbar{flex-direction:column;align-items:flex-start;gap:12px;padding:20px 0}.topbar nav{width:100%;gap:3px;justify-content:space-between}.nav-btn{font-size:13px;padding:8px}.hero h1{font-size:32px}.hero-summary{width:140px;min-height:155px}.runner-grid{grid-template-columns:1fr}.answer-sheet{position:static;order:-1}.question-nav{grid-template-columns:repeat(10,1fr)}.answer-sheet .footnote{display:none}.answer-sheet .full{margin-top:3px}.practice-card{flex-direction:column;align-items:flex-start}.metric-grid{gap:8px}.metric{padding:15px}.metric .value{font-size:24px}.review-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){main{padding-top:20px}.hero{padding-top:12px;align-items:flex-start}.hero h1{font-size:28px}.hero-summary{display:none}.exam-grid,.grid.two{grid-template-columns:1fr;gap:12px}.exam-card{padding:20px}.hero p{font-size:13px}.section-head{align-items:flex-start}.section-head>.muted{max-width:110px}.question-card{padding:18px}.question-text{font-size:19px}.choice{font-size:14px}.metric-grid{grid-template-columns:repeat(2,1fr)}.review-grid{grid-template-columns:1fr}.review-tile{display:flex;align-items:center;justify-content:space-between;gap:12px}.review-tile strong{font-size:28px;margin:0}.runner-head{flex-wrap:wrap}#sessionLabel{order:3;width:100%}.question-nav{grid-template-columns:repeat(5,1fr)}.result-row summary{align-items:flex-start}.result-stem{font-size:13px}.stack-row{font-size:13px}.resume-panel{padding:15px;gap:10px}}