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.15s;display:flex}.class-card:hover{border-color:var(--accent-hover)}.class-main{min-width:0}.class-title{color:var(--ink);margin:0;font-size:16px;font-weight:700}.class-teacher{color:var(--faint);margin:4px 0 8px;font-size:12.5px}.class-desc{color:var(--ink-soft);margin:0;font-size:14px;line-height:1.5}.class-side{text-align:right;flex-direction:column;flex:none;align-items:flex-end;gap:4px;display:flex}.class-price{color:var(--ink);font-size:18px;font-weight:800}.class-rating{color:var(--ink-soft);font-size:12.5px}.class-seats{color:var(--faint);font-size:12px}@media (max-width:560px){.class-card{flex-direction:column}.class-side{text-align:left;align-items:flex-start}}.reviews{flex-direction:column;gap:12px;margin-top:4px;display:flex}.review{border-bottom:1px solid var(--rule);padding-bottom:12px}.review-band{align-items:center;gap:10px;display:flex}.review-stars{color:var(--warn);letter-spacing:1px;font-size:14px}.review-stars .dim{color:var(--rule-2)}.review-name{color:var(--faint);font-size:12.5px}.review-body{color:var(--ink);margin:6px 0 0;font-size:14.5px;line-height:1.5}.rate-stars{gap:4px;margin-bottom:10px;display:flex}.rate-star{color:var(--rule-2);cursor:pointer;background:0 0;border:none;padding:0;font-size:26px;line-height:1}.rate-star.on{color:var(--warn)}.sealed-form{border:1px solid var(--rule);background:var(--card);border-radius:14px;margin:10px 0 6px;padding:18px}.field-in.sealed{background:#6366f10d;border-color:#6366f173}.divergence{flex-direction:column;margin-top:4px;display:flex}.div-row{border-bottom:1px solid var(--rule);grid-template-columns:minmax(80px,1.2fr) auto minmax(0,2fr) auto;align-items:center;gap:12px;padding:10px 6px;display:grid}.div-name{color:var(--ink);font-size:14.5px}.div-status{white-space:nowrap;font-size:12px}.div-status.s-solved,.div-status.s-novel{color:var(--ok)}.div-status.s-attempting{color:var(--warn)}.div-status.s-incorrect{color:var(--faint)}.div-reached{color:var(--ink-soft);text-overflow:ellipsis;white-space:nowrap;font-size:13.5px;overflow:hidden}.div-hints{color:var(--faint);white-space:nowrap;font-size:12px}@media (max-width:640px){.div-row{grid-template-columns:1fr auto;row-gap:4px}.div-reached,.div-hints{grid-column:1/-1}}.cr-forms{grid-template-columns:1fr 1fr;gap:16px;margin:8px 0;display:grid}@media (max-width:640px){.cr-forms{grid-template-columns:1fr}}.cr-form{border:1px solid var(--rule);background:var(--card);border-radius:16px;padding:20px}.cr-form .approachbox{margin:12px 0 14px}.cr-err{margin-top:4px}.cr-list{flex-direction:column;margin-top:24px;display:flex}.cr-card{border-bottom:1px solid var(--rule);justify-content:space-between;align-items:center;gap:16px;padding:16px 8px;display:flex}.cr-card:hover{background:#94a3b80d}.cr-card-main{flex-direction:column;display:flex}.cr-card-name{font-size:16px;font-weight:600}.cr-card-meta{color:var(--faint);margin-top:2px;font-size:12.5px}.role-badge{letter-spacing:.1em;text-transform:uppercase;border:1px solid var(--rule-2);color:var(--ink-soft);border-radius:999px;padding:3px 10px;font-size:10.5px;font-weight:600}.role-badge.teacher{color:var(--accent-text);border-color:#6366f173}.role-badge.student{color:var(--ok);border-color:#34d39966}.code-card{background:var(--card);border:1px solid #6366f166;border-radius:16px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px;padding:18px 22px;display:flex}.code-value{letter-spacing:.18em;color:var(--ink);margin:4px 0 0;font-size:28px;font-weight:700}.code-note{color:var(--ink-soft);max-width:26ch;margin:0;font-size:13.5px}.cr-section{border-top:1px solid var(--rule);padding:18px 0}.assign{flex-wrap:wrap;gap:10px;margin-bottom:16px;display:flex}.cr-select{flex:1;min-width:220px}.roster{flex-direction:column;display:flex}.roster-row{border-bottom:1px solid var(--rule);justify-content:space-between;align-items:center;padding:10px 6px;display:flex}.roster-name{font-size:14.5px}.grid-wrap{border:1px solid var(--rule);border-radius:12px;overflow-x:auto}.agrid{border-collapse:collapse;width:100%;font-size:13px}.agrid th,.agrid td{text-align:center;border-bottom:1px solid var(--rule);white-space:nowrap;padding:10px 14px}.agrid tr:last-child td{border-bottom:none}.agrid thead th{color:var(--faint);letter-spacing:.06em;background:var(--paper-2);font-size:11px}.agrid-name{text-align:left;color:var(--ink);background:var(--card);font-size:14px;position:sticky;left:0}.agrid thead .agrid-name{background:var(--paper-2)}.ac{font-size:15px}.ac0{color:var(--rule-2)}.ac1{color:var(--faint)}.ac2{color:var(--warn)}.ac3{color:var(--ok)}.agrid-legend{color:var(--faint);margin:12px 0 0;font-size:12px}.rv-tabs{flex-wrap:wrap;gap:6px;margin:8px 0 20px;display:flex}.rv-tabs a{border:1px solid var(--rule-2);color:var(--ink-soft);border-radius:999px;padding:5px 12px;font-size:12.5px}.rv-tabs a span{color:var(--faint);margin-left:4px}.rv-tabs a.on{border-color:var(--accent);background:var(--accent);color:#fff}.rv-tabs a.on span{color:#fffc}.rv-list{gap:16px;display:grid}.rv-bulk{z-index:2;border:1px solid var(--rule);background:var(--card);border-radius:12px;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:14px;padding:10px 12px;display:flex;position:sticky;top:0}.rv-all,.rv-loc{align-items:center;gap:8px;display:inline-flex}.rv-all{font-size:13px}.rv-count{color:var(--faint);font-size:12.5px}.rv-selected{border-color:var(--accent-hover)}.rv-card{border:1px solid var(--rule);background:var(--card);border-radius:14px;padding:16px 18px}.rv-head{justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:10px;display:flex}.rv-loc{color:var(--ink-soft);font-size:12.5px}.rv-stage{text-transform:uppercase;letter-spacing:.1em;font-size:11px;font-weight:600}.rv-verified,.rv-approved,.rv-published{color:var(--ok)}.rv-disputed,.rv-unverifiable{color:var(--warn)}.rv-rejected,.rv-discarded{color:var(--no)}.rv-cols{grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:20px;display:grid}@media (max-width:760px){.rv-cols{grid-template-columns:minmax(0,1fr)}}.rv-k{letter-spacing:.12em;text-transform:uppercase;color:var(--faint);margin:8px 0 4px;font-size:10.5px;font-weight:600}.rv-raw{white-space:pre-wrap;background:var(--bg);overflow-wrap:anywhere;border-radius:8px;margin:0;padding:8px 10px;font-size:12.5px}.rv-page summary{cursor:pointer;color:var(--ink-soft);margin-top:10px;font-size:13px}.rv-page img{border:1px solid var(--rule);border-radius:6px;width:100%;height:auto;margin-top:8px}.rv-page a{font-size:12.5px}.rv-title{margin:2px 0;font-size:17px;font-weight:600}.rv-meta{color:var(--ink-soft);margin:0 0 8px;font-size:12.5px}.rv-statement{line-height:1.6;display:block}.rv-key{margin:10px 0}.rv-key .rv-k{margin:0;display:inline}.rv-hints,.rv-steps{margin:8px 0;padding-left:20px;font-size:14px}.rv-steps li{margin-bottom:6px}.rv-checks{color:var(--ink-soft);gap:3px;margin:12px 0 0;padding:0;font-size:13px;list-style:none;display:grid}.rv-note{color:var(--warn)}.rv-edit{border-top:1px dashed var(--rule);gap:10px;margin-top:14px;padding-top:14px;display:grid}.rv-edit label{color:var(--ink-soft);gap:4px;font-size:12.5px;display:grid}.rv-edit input,.rv-edit textarea,.rv-edit select,.rv-reason{font:inherit;border:1px solid var(--rule-2);background:var(--bg);color:var(--ink);border-radius:8px;padding:6px 8px;font-size:13.5px}.rv-edit textarea{font-family:var(--code);font-size:12.5px}.rv-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.rv-actions{flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px;display:flex}.rv-actions input{font:inherit;border:1px solid var(--rule-2);background:var(--bg);color:var(--ink);border-radius:8px;padding:7px 10px;font-size:13.5px}.rv-reason{flex:180px;min-width:0}.rv-msg{color:var(--ink-soft);font-size:13px}.rv-issues{color:var(--no);margin:8px 0 0;font-size:13px}.rp-list{gap:6px;margin:12px 0;padding-left:18px;font-size:14px;display:grid}.rp-kind{color:var(--warn);font-size:12px;font-weight:600}@media (max-width:640px){.wrap{padding:0 16px}.actions .btn{flex:auto}.prow{grid-template-columns:1fr auto}.prow-no{display:none}}.pager{justify-content:space-between;align-items:center;gap:12px;margin:16px 0 0;display:flex}.chapter-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px;margin-top:8px;display:grid}.chapter-card{border:1px solid var(--rule);background:var(--card);border-radius:14px;flex-direction:column;gap:6px;padding:16px;transition:border-color .15s;display:flex}.chapter-card:hover{border-color:var(--accent-hover)}.chapter-card .n{color:var(--faint);letter-spacing:.08em;text-transform:uppercase;font-size:11.5px;font-weight:600}.chapter-card .t{font-size:15px;font-weight:600}.chapter-card .c{color:var(--ink-soft);font-size:12.5px}.chapter-card.empty-ch{opacity:.55}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}