:root{--ink:#173849;--muted:#657d87;--teal:#117b73;--line:#dce6e1}*{box-sizing:border-box}body{margin:0;background:#f6f8f5;color:var(--ink);font:14px/1.8 Tahoma,Arial,sans-serif}[hidden]{display:none!important}a{color:var(--teal);text-decoration:none}.editor-wrap{width:min(1200px,calc(100% - 36px));margin:32px auto 60px}.back{display:inline-block;margin-bottom:18px}.page-head,.admin-top,.list-head{display:flex;justify-content:space-between;align-items:center;gap:16px}.page-head{margin-bottom:24px}h1{font-size:30px;margin:0 0 6px}h2{font-size:20px;margin:0 0 16px}p{margin:0 0 16px;color:var(--muted)}.badge{background:#e6efe7;border:1px solid var(--line);padding:6px 14px;border-radius:30px;white-space:nowrap;font-size:12px}.card{padding:24px;background:white;border:1px solid var(--line);border-radius:16px;min-width:0}.login-panel{max-width:560px}.editor-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:24px;align-items:start}.admin-top{font-size:12px;margin:8px 0 20px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}label{display:block;font-size:12px;font-weight:700;margin:10px 0 5px}input,textarea,select{width:100%;min-width:0;min-height:44px;padding:10px;border:1px solid #cbdad3;border-radius:8px;color:var(--ink);background:#fff;font:inherit}textarea{resize:vertical}fieldset{margin:16px 0;padding:12px;border:1px solid var(--line);border-radius:10px}legend{font-size:12px;padding:0 6px}button{min-height:44px;border:0;border-radius:8px;padding:10px 15px;background:var(--teal);color:white;cursor:pointer;font:700 12px Tahoma,Arial}button:disabled{opacity:.5;cursor:not-allowed}.muted{background:#edf2ed;color:var(--ink)}.danger{background:#fff0ed;color:#a13f32}.inline{display:flex;gap:8px;align-items:center}.inline button{white-space:nowrap}.form-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}#status{white-space:pre-line;margin:20px 0}#status:not(:empty){padding:12px 16px;border-radius:9px;background:#eaf2eb;border-right:3px solid var(--teal)}#status.error{background:#fff0ed;border-color:#b94437;color:#943b30}.hint{font-size:12px}.question-item{border:1px solid var(--line);border-radius:10px;padding:16px;margin:12px 0}.question-item h3{font-size:14px;margin:0 0 8px;white-space:pre-wrap}.question-item p{font-size:11px;margin-bottom:9px}.question-item ul{padding-right:20px;font-size:12px;margin:8px 0}.correct{color:#117b73;font-weight:700}.item-actions{display:flex;gap:8px;margin-top:12px}.item-actions button{min-height:36px;padding:7px 12px;font-size:11px}.pager{display:flex;justify-content:center;gap:12px;align-items:center;margin-top:20px}.pager span{font-size:12px}#undo-box{padding:12px;margin-top:16px;background:#fff6e6;border-radius:8px;font-size:12px}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid #e2aa4a;outline-offset:3px}@media(max-width:850px){.editor-layout{grid-template-columns:1fr}.page-head{align-items:flex-start;flex-direction:column}.card{padding:18px}}@media(max-width:450px){.fields{grid-template-columns:1fr}.admin-top{align-items:flex-start;flex-direction:column}h1{font-size:25px}.inline{flex-wrap:wrap}.inline input{flex:1 1 180px}}

.sheet-panel{margin:0 0 24px}.sheet-controls{display:grid;grid-template-columns:2fr 1fr;gap:14px}.sheet-preview{padding:12px 0;font-weight:700;color:var(--ink)}.sheet-check{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:400}.sheet-check input{width:auto;min-height:0;accent-color:var(--teal)}.file-link{display:inline-flex;align-items:center;font-size:12px;min-height:44px;padding:8px 12px;border-radius:8px;background:#f2f5ef}#sheet-source-info{margin-top:16px}@media(max-width:650px){.sheet-controls{grid-template-columns:1fr}.sheet-panel .list-head{align-items:flex-start;flex-direction:column}}

.admin-login-wrap{max-width:560px;margin:58px auto}.admin-login-wrap .login-panel{width:100%;padding:32px}.admin-login-wrap .badge{display:inline-block;margin-bottom:16px}.admin-login-wrap h1{font-size:27px}.admin-login-wrap #login-submit{width:100%;margin-top:20px}.admin-login-wrap #status:empty{display:none}@media(max-width:450px){.admin-login-wrap{margin-top:28px}.admin-login-wrap .login-panel{padding:22px}}