:root{--navy:#172442;--navy2:#243861;--peach:#ffbe96;--peach2:#fff0e7;--paper:#f7f8fb;--ink:#172033;--muted:#667085;--line:#dce2eb;--green:#19734a;--red:#b42318;--white:#fff}*{box-sizing:border-box}html{font-size:16px}body{background:var(--paper);color:var(--ink);margin:0;font-family:Pretendard,Noto Sans KR,Arial,sans-serif}button,select,textarea{font:inherit}button{cursor:pointer}header{background:var(--navy);color:#fff;justify-content:space-between;align-items:center;height:76px;padding:0 max(24px,50% - 590px);display:flex}.brand{color:#fff;letter-spacing:.08em;align-items:center;gap:12px;font-weight:800;text-decoration:none;display:flex}.brand small{color:var(--peach);letter-spacing:.16em;font-size:.72rem;display:block}.mark{width:38px;height:38px;color:var(--peach);border:1px solid #fff5;border-radius:50%;place-items:center;font-family:Georgia,serif;font-size:1.3rem;display:grid}.teacher{color:#dbe3f2;font-size:.9rem}main{max-width:1180px;margin:auto;padding:28px 24px 64px}.subject-nav{gap:8px;display:flex}.subject{background:var(--navy);color:#fff;border:0;border-radius:999px;padding:9px 18px;font-weight:700}.intro{justify-content:space-between;align-items:end;padding:36px 0 28px;display:flex}.eyebrow{color:#c76f42;letter-spacing:.16em;margin:0 0 8px;font-size:.78rem;font-weight:800}.intro h1,.panel-top h2{color:var(--navy);margin:0;font-family:Georgia,Noto Serif KR,serif}.intro h1{font-size:clamp(2.1rem,4vw,3.6rem)}.intro p:not(.eyebrow){color:var(--muted);font-size:1.05rem}.coverage{color:var(--navy);align-items:baseline;gap:10px;display:flex}.coverage strong{color:var(--peach);font:700 4rem Georgia,serif}.coverage span{font-weight:700}.mode-tabs{border:1px solid var(--line);background:#fff;border-radius:18px;grid-template-columns:1fr 1fr;padding:6px;display:grid;box-shadow:0 10px 30px #1724420b}.mode{color:var(--muted);background:0 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strong{font-family:Georgia,Noto Serif KR,serif;font-size:1.2rem;display:block}.selection-title small{color:var(--muted);margin-top:4px;display:block}.study-panel{border:1px solid var(--line);background:#fff;border-radius:22px;padding:26px;box-shadow:0 18px 50px #17244212}.panel-top{justify-content:space-between;align-items:end;gap:24px;display:flex}.panel-top h2{font-size:1.8rem}.panel-top>p{color:var(--muted);text-align:right;margin:0}.progress-line{color:var(--muted);align-items:center;gap:16px;margin:24px 0 18px;font-weight:750;display:flex}.progress{background:#edf0f5;border-radius:99px;flex:1;height:6px;overflow:hidden}.progress i{background:var(--peach);height:100%;transition:width .25s;display:block}.question-card{border:1px solid var(--line);background:linear-gradient(145deg,#fff,#fbfcfe);border-radius:18px;padding:clamp(20px,4vw,36px)}.sentence{font-family:Georgia,Noto Serif,serif;font-size:clamp(1.35rem,2.3vw,1.9rem);line-height:1.8}.blank-select{-webkit-appearance:none;appearance:none;border:0;border-bottom:3px solid var(--peach);background:var(--peach2);color:var(--navy);background-image:linear-gradient(45deg,transparent 50%,var(--navy) 50%),linear-gradient(135deg,var(--navy) 50%,transparent 50%);background-position:calc(100% - 14px) 52%,calc(100% - 9px) 52%;background-repeat:no-repeat;background-size:5px 5px;border-radius:7px 7px 2px 2px;margin:0 3px;padding:5px 30px 5px 10px;font-weight:800}.blank-select.correct{background-color:#e9f7ef;border-color:#33a06f}.blank-select.wrong{background-color:#fff0ef;border-color:#d92d20}.translation{background:#f0f3f8;border-radius:14px;margin-top:26px;padding:18px 20px}.translation span,.answer-card span,.canvas-head span,.keyboard-label{color:#7d8798;letter-spacing:.08em;font-size:.78rem;font-weight:900;display:block}.translation p{margin:6px 0 0;font-size:1.08rem;line-height:1.7}.feedback{color:var(--red);background:#fff0ef;border-radius:12px;margin-top:18px;padding:14px 16px;font-weight:700}.feedback.correct{color:var(--green);background:#eaf8f0}.actions{justify-content:flex-end;gap:10px;margin-top:22px;display:flex}.primary{background:var(--navy);color:#fff;border:0;border-radius:12px;padding:12px 22px;font-weight:800}.primary:hover{background:var(--navy2)}.keyboard-label{margin:22px 0 8px}textarea{resize:vertical;width:100%;color:var(--ink);border:1px solid #cbd3df;border-radius:13px;padding:14px 16px;font-size:1.05rem;line-height:1.6}textarea:focus{border-color:var(--peach);outline:3px solid #ffbe9655}.canvas-head{justify-content:space-between;align-items:center;margin:18px 0 8px;display:flex}.ghost{border:1px solid var(--line);color:var(--navy);background:#fff;border-radius:9px;padding:7px 12px;font-weight:700}.canvas-wrap{background-color:#fff;background-image:linear-gradient(#eaf0f6 1px,#0000 1px);background-size:100% 42px;border:1px solid #cbd3df;border-radius:14px;height:280px;position:relative;overflow:hidden}.canvas-wrap canvas{touch-action:none;z-index:2;width:100%;height:100%;display:block;position:relative}.canvas-hint{color:#a4acb8;z-index:1;font-size:.86rem;position:absolute;top:14px;left:16px}.answer-card{border-left:5px solid var(--peach);background:var(--peach2);border-radius:10px;margin-top:18px;padding:16px 18px}.answer-card p{margin:7px 0 0;font-size:1.25rem;line-height:1.7}.prompt-translation{margin-top:0}.writing-card .actions{justify-content:space-between}footer{text-align:center;color:#8b94a4;letter-spacing:.12em;padding:26px;font-size:.8rem}@media (max-width:700px){header{height:66px;padding:0 18px}.teacher{display:none}main{padding:20px 14px 48px}.intro{align-items:flex-start}.coverage{display:none}.intro h1{font-size:2.25rem}.selector-row{grid-template-columns:1fr}.selector-label{padding:0}.panel-top{display:block}.panel-top>p{text-align:left;margin-top:8px}.study-panel{padding:16px}.question-card{padding:20px 16px}.blank-select{margin:4px 2px}.canvas-wrap{height:240px}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@media print{header,.subject-nav,.mode-tabs,.selector,.actions,.progress-line,.canvas-head,.canvas-wrap,textarea,footer{display:none!important}body,main,.study-panel,.question-card{box-shadow:none;background:#fff;border:0;padding:0}.answer-card{display:block!important}}.subject-nav{flex-wrap:wrap}.subject{border:1px solid var(--line);color:var(--navy);background:#fff}.subject.active{border-color:var(--navy);background:var(--navy);color:#fff}.account-nav{align-items:center;gap:12px;font-size:.9rem;display:flex}.account-nav a{color:#fff;border:1px solid #fff4;border-radius:8px;padding:7px 10px;text-decoration:none}.loading-note{background:var(--peach2);color:var(--navy);border-radius:10px;margin-bottom:14px;padding:12px 16px;font-weight:700}.gate-page{background:radial-gradient(circle at 20% 10%,#ffeadc 0,#0000 28%),linear-gradient(145deg,#f6f8fc,#e9eef7);place-items:center;max-width:none;min-height:100vh;padding:28px;display:grid}.gate-card{border:1px solid var(--line);background:#fff;border-radius:26px;width:min(560px,100%);padding:clamp(28px,6vw,52px);box-shadow:0 24px 70px #1724421c}.gate-brand{color:var(--navy);letter-spacing:.08em;align-items:center;gap:12px;margin-bottom:38px;display:flex}.gate-brand small{color:#c76f42;letter-spacing:.16em;font-size:.68rem;display:block}.gate-card h1{color:var(--navy);margin:0;font-family:Georgia,Noto Serif KR,serif;font-size:clamp(2rem,6vw,3rem)}.gate-copy{color:var(--muted);margin:16px 0 26px;line-height:1.75}.action-link{justify-content:center;align-items:center;text-decoration:none;display:inline-flex}.secondary{border:1px solid var(--navy);color:var(--navy);background:#fff;border-radius:12px;padding:11px 18px;font-weight:800}.gate-actions{flex-wrap:wrap;gap:10px;display:flex}.signout{width:max-content;color:var(--muted);margin-top:24px;font-size:.9rem;display:block}.register-form{gap:10px;display:grid}.register-form label{color:var(--navy);font-weight:800}.register-form input{font:inherit;border:1px solid #cbd3df;border-radius:12px;padding:13px 14px}.register-form input:focus{border-color:var(--peach);outline:3px solid #ffbe9655}.policy-notice{color:#89401e;background:#fff4ec;border-radius:12px;margin-top:20px;padding:14px 16px;font-size:.9rem;line-height:1.65}.admin-page,.print-admin{max-width:1240px;margin:auto;padding:44px 24px 80px}.admin-head{justify-content:space-between;align-items:end;gap:24px;margin-bottom:26px;display:flex}.admin-head h1{color:var(--navy);margin:0;font:700 clamp(2rem,4vw,3rem) Georgia,Noto Serif KR,serif}.admin-head p:not(.eyebrow){color:var(--muted);margin:10px 0 0}.admin-links{flex-wrap:wrap;gap:8px;display:flex}.admin-links a{border:1px solid var(--line);color:var(--navy);background:#fff;border-radius:10px;padding:9px 12px;font-weight:750;text-decoration:none}.table-wrap{border:1px solid var(--line);background:#fff;border-radius:18px;overflow:auto;box-shadow:0 14px 40px #1724420c}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;padding:15px 16px}th{color:var(--muted);background:#f5f7fa;font-size:.85rem}tbody tr:last-child td{border-bottom:0}.status{border-radius:999px;padding:5px 9px;font-size:.78rem;font-weight:800;display:inline-block}.status.approved{color:var(--green);background:#e9f7ef}.status.banned{color:var(--red);background:#fff0ef}.member-actions{gap:7px;display:flex}.member-actions button{border:1px solid var(--line);color:var(--navy);background:#fff;border-radius:8px;padding:7px 10px;font-weight:750}.member-actions .approve{color:#11653e;border-color:#70c69a}.member-actions .danger{color:var(--red);border-color:#f0a7a1}.empty{color:var(--muted);text-align:center!important;padding:45px!important}.print-controls{border:1px solid var(--line);background:#fff;border-radius:18px;flex-wrap:wrap;align-items:end;gap:12px;padding:18px;display:flex}.print-controls label{color:var(--muted);gap:6px;font-size:.85rem;font-weight:800;display:grid}.print-controls select{min-width:210px;color:var(--navy);background:#fff;border:1px solid #cbd3df;border-radius:10px;padding:10px 34px 10px 12px}.print-summary{color:var(--muted);margin:16px 0;font-weight:700}.print-content{border:1px solid var(--line);background:#fff;border-radius:18px;padding:32px}.print-book>h1{color:var(--navy);border-bottom:3px solid var(--peach);padding-bottom:10px;font:700 2rem Georgia,serif}.print-passage{break-before:page}.print-passage:first-of-type{break-before:auto}.print-passage h2{color:var(--navy);margin:28px 0 14px;font:700 1.25rem Georgia,Noto Serif KR,serif}.print-item{break-inside:avoid;border-top:1px solid #e5e8ee;padding:12px 0}.paper-ko{margin:0 0 8px;line-height:1.6}.paper-de{margin:0;font:1rem/1.9 Georgia,Noto Serif,serif}.paper-blank{vertical-align:baseline;border-bottom:1.5px solid #1d2939;min-width:64px;height:1.2em;margin:0 3px;display:inline-block}@media (max-width:700px){.account-nav>span{display:none}.gate-page{padding:14px}.gate-card{border-radius:20px}.admin-head{flex-direction:column;align-items:flex-start}.print-admin,.admin-page{padding:28px 14px 60px}.print-controls{flex-direction:column;align-items:stretch}.print-controls select,.print-controls button{width:100%}.print-content{padding:18px}.table-wrap{border-radius:12px}}@media print{.no-print{display:none!important}.print-admin{max-width:none;padding:0}.print-content{border:0;border-radius:0;padding:0}.print-book>h1{break-before:page}.print-book:first-child>h1{break-before:auto}.print-passage{break-before:page}body{background:#fff}}.status.pending{color:var(--green);background:#e9f7ef}