.homework{--hw-green:#234f39;--hw-line:#d9dfd6;color:var(--ink);max-width:1600px;margin:auto}
.homework-heading{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:24px}
.homework h1,.homework h2{font-family:'Source Serif 4',Georgia,serif;letter-spacing:-.025em}.homework h1{font-size:clamp(2rem,3vw,3rem);margin:0 0 8px}.homework h2{font-size:1.5rem;margin:0 0 16px}
.homework-heading p{margin:0;color:var(--ink-soft)}.homework-actions{display:flex;gap:10px;flex-wrap:wrap}
.homework .button{border:1px solid #aebdaf;background:#fff;color:var(--hw-green);border-radius:7px;cursor:pointer}.homework .button[data-primary=true]{background:var(--hw-green);border-color:var(--hw-green);color:#fff}.homework .button:disabled{opacity:.5;cursor:wait}
.library-app .homework .button[data-primary=true]:hover:not(:disabled){background:#193e2b;color:#fff;border-color:#193e2b}
.homework .field{background:#fff;border-color:#cbd3c9;min-width:0}.homework textarea{width:100%;resize:vertical;line-height:1.6;min-height:90px;max-height:320px}.homework .field-label{font-size:.85rem}
.homework-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:14px}.homework-toolbar label{display:flex;align-items:center;gap:10px;min-width:0}.homework-toolbar select{width:250px;max-width:100%}.homework-save-state,.homework .meta{font-size:.75rem;color:var(--ink-soft)}
.homework-status{font-size:.85rem;color:var(--hw-green);line-height:1.5;margin-bottom:12px}.homework-status:empty{display:none}.homework-status button{margin-left:8px}
.homework-layout{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);background:#fdfdfa;border:1px solid var(--hw-line);border-radius:10px;overflow:hidden}
.homework-question-pane{padding:26px;min-width:0}.homework-help-pane{border-left:1px solid var(--hw-line);padding:26px;display:flex;flex-direction:column;min-width:0}
.homework-question-input{min-height:135px!important;font-family:'Source Serif 4',Georgia,serif;font-size:1.05rem!important}.homework-empty{padding:18px 0;color:var(--ink-soft);line-height:1.6}
.homework-files{display:flex;flex-direction:column;gap:8px;margin:12px 0}.homework-file{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:8px 10px;border:1px solid var(--hw-line);background:#f1f4ee;border-radius:6px;font-size:.78rem}.homework-file.selected{border-color:var(--hw-green)}.homework-file>button:first-child{flex:1;text-align:left;border:0;background:transparent;color:var(--hw-green);overflow-wrap:anywhere;min-width:0;cursor:pointer}.homework-file a{color:var(--hw-green)}.homework-file small{flex-basis:100%;color:#765e2b}.homework-file .button{padding:6px}
.homework-preview{margin:16px 0;background:#fff;border:1px solid var(--hw-line);border-radius:6px;overflow:hidden}.homework-preview-head{padding:10px 14px;font-size:.75rem;color:var(--ink-soft);background:#f4f5f0;overflow-wrap:anywhere}.homework-preview-body{min-height:180px}.homework-preview-body>p{padding:16px}.homework-preview iframe{width:100%;height:490px;border:0}.homework-preview img{display:block;max-width:100%;max-height:490px;margin:auto;object-fit:contain}.homework-preview pre{white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;font-family:'Source Serif 4',Georgia,serif;line-height:1.8;font-size:1rem;padding:22px;margin:0;min-height:240px;max-height:490px;overflow:auto}
.homework-attempt{margin-top:24px}.homework-attempt .homework-actions{margin-top:10px;justify-content:space-between}.homework-context{margin:0 0 20px;color:var(--ink-soft);font-size:.85rem;overflow-wrap:anywhere}.homework-help-actions{padding-bottom:18px;border-bottom:1px solid var(--hw-line);display:flex;gap:10px;flex-wrap:wrap}.homework-help-actions button{flex:1}
.homework-messages{flex:1;min-height:200px;max-height:580px;overflow:auto;overscroll-behavior:contain;padding:18px 0;line-height:1.65;font-size:.92rem}.homework-turn{margin-bottom:24px}.homework-turn>p{white-space:pre-wrap;overflow-wrap:anywhere;font-size:.8rem;color:var(--ink-soft)}.homework-answer{padding:18px;background:#edf3e9;border-radius:7px;white-space:pre-wrap;overflow-wrap:anywhere;font-family:'Source Serif 4',Georgia,serif;font-size:1rem}.homework-sources{font-size:.7rem;color:var(--ink-soft);border-top:1px solid var(--hw-line);margin-top:12px;padding-top:10px}.homework-sources a{color:inherit;display:block;overflow-wrap:anywhere}.homework-sources ul{padding-left:16px}
#homework-compose{border-top:1px solid var(--hw-line);padding-top:16px;display:grid;gap:8px}#homework-compose button{justify-self:end}#homework-compose .meta{margin:0}.homework-tabs{display:none}.homework button:focus-visible,.homework a:focus-visible,.homework select:focus-visible{outline:2px solid var(--hw-green);outline-offset:3px}
@media(max-width:1150px){.homework-heading{flex-direction:column}.homework-question-pane,.homework-help-pane{padding:18px}}
@media(max-width:850px){.homework-layout{display:block}.homework-tabs{display:flex;border-bottom:1px solid var(--hw-line);margin-bottom:12px}.homework-tabs button{flex:1;padding:12px;border:0;border-bottom:2px solid transparent;background:transparent;color:var(--ink-soft);cursor:pointer}.homework-tabs button[aria-pressed=true]{border-color:var(--hw-green);color:var(--hw-green);font-weight:600}.homework-layout>[data-homework-panel]{display:none}.homework-layout[data-pane=question]>[data-homework-panel=question],.homework-layout[data-pane=help]>[data-homework-panel=help]{display:block}.homework-help-pane{border-left:0}.homework-toolbar{align-items:flex-start}.homework-toolbar label{flex-direction:column;align-items:flex-start}.homework-toolbar select{width:210px}.homework-messages{max-height:520px}.homework-preview iframe{height:450px}}
@media(max-width:980px){.library-app .sidebar-nav:has([data-view=homework]) .nav-group{grid-template-columns:repeat(3,minmax(0,1fr))}.library-app .shell:has([data-view=homework]){padding-bottom:calc(128px + env(safe-area-inset-bottom))}}