.course-lesson{width:100%;max-width:54rem;color:var(--p-text,var(--text,#e6edf3))}.course-lesson-title{margin:0 0 .5rem;font-size:clamp(1.7rem,4vw,2.4rem);letter-spacing:-.03em}.course-lesson-summary{color:var(--p-dim,var(--text-dim,#9aa7b8));margin:0 0 1.5rem}.course-citation{margin:-.8rem 0 1.35rem;color:var(--p-faint,#86868b);font-size:.78rem}.course-citation span{margin-right:.35rem;color:var(--p-dim,var(--text-dim,#9aa7b8));font-weight:650}.course-objectives{margin:0 0 1.5rem;padding:.8rem 1rem .8rem 2rem;background:var(--p-surface-2,var(--bg-card-2,#1c2330));border:1px solid var(--p-border,var(--border,#2a3240));border-radius:.7rem}.course-objectives li+li{margin-top:.35rem}.course-blocks{display:grid;grid-gap:1rem;gap:1rem}.course-block{padding:1.15rem;background:var(--p-surface,var(--bg-card,#161b22));border:1px solid var(--p-border,var(--border,#2a3240));border-radius:.85rem;overflow-wrap:anywhere}.course-block>h2{margin:0 0 .75rem;color:var(--p-accent,var(--accent,#6ea8fe));font-size:1.2rem}.course-prompt{margin:0 0 .9rem;font-size:1.12rem}.course-markdown>:first-child{margin-top:0}.course-markdown>:last-child{margin-bottom:0}.course-markdown p{margin:.45rem 0}.course-markdown ol,.course-markdown ul{padding-left:1.35rem}.course-markdown blockquote{margin:.6rem 0;padding-left:.8rem;border-left:3px solid var(--p-accent,var(--accent,#6ea8fe));color:var(--p-dim,var(--text-dim,#9aa7b8))}.course-markdown code,.course-markdown pre{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.course-markdown pre{padding:.75rem;overflow:auto;border-radius:.4rem}.course-markdown code,.course-markdown pre{background:var(--p-surface-2,var(--code-bg,#11161d))}.course-markdown code{padding:.1em .3em;border-radius:.25rem}.course-markdown pre code{padding:0;background:transparent}.course-markdown a{color:var(--p-accent,var(--accent,#6ea8fe))}.course-media{margin:0}.course-media img,.course-media video{display:block;max-width:100%;max-height:34rem;margin:0 auto;border-radius:.45rem;object-fit:contain}.course-media video{width:100%;background:#000}.course-media figcaption{margin-top:.45rem;color:var(--p-dim,var(--text-dim,#9aa7b8));text-align:center}.course-attachment{display:inline-flex;align-items:center;gap:.55rem;padding:.7rem .85rem;color:var(--p-accent,var(--accent,#6ea8fe));border:1px solid var(--p-border,var(--border,#2a3240));border-radius:.5rem;text-decoration:none}.course-attachment:focus-visible,.course-attachment:hover{background:var(--p-surface-2,var(--bg-card-2,#1c2330))}.course-accordion{display:grid;grid-gap:.5rem;gap:.5rem}.course-accordion details{border:1px solid var(--p-border,var(--border,#2a3240));border-radius:.5rem;overflow:hidden}.course-accordion summary{cursor:pointer;padding:.7rem .85rem;font-weight:600}.course-accordion summary:hover{background:var(--p-surface-2,var(--bg-card-2,#1c2330))}.course-accordion details>.course-markdown{padding:0 .85rem .75rem}.course-flashcards{display:grid;grid-template-columns:repeat(auto-fit,minmax(12rem,1fr));grid-gap:.75rem;gap:.75rem}.course-flashcard{min-height:10rem;padding:1rem;color:inherit;text-align:left;background:var(--p-surface-2,var(--bg-card-2,#1c2330));border:1px solid var(--p-border,var(--border,#2a3240));border-radius:.65rem;cursor:pointer}.course-flashcard:focus-visible,.course-flashcard:hover{border-color:var(--p-accent,var(--accent,#6ea8fe))}.course-flashcard-action,.course-flashcard-label{display:block;color:var(--p-dim,var(--text-dim,#9aa7b8));font-size:.76rem;letter-spacing:.05em;text-transform:uppercase}.course-flashcard .course-markdown{margin:.7rem 0}.course-hotspot-image,.course-hotspots-image{position:relative}.course-hotspot-image>img{display:block;width:100%;border-radius:.5rem}.course-hotspot-point{position:absolute;transform:translate(-50%,-50%);min-width:2rem;min-height:2rem;padding:.2rem .4rem;color:#fff;background:#1d4ed8;border:2px solid #fff;border-radius:999px;box-shadow:0 1px 5px #0008;cursor:pointer}.course-hotspot-point.is-selected,.course-hotspot-point:focus-visible,.course-hotspot-point:hover{background:#059669}.course-hotspot-alternative{margin-top:.85rem}.course-alternative-label{margin:0 0 .25rem;color:var(--p-dim,var(--text-dim,#9aa7b8));font-weight:600}.course-hotspot-alternative ol{margin:0;padding-left:1.35rem}.course-hotspot-alternative li{padding:.2rem 0}.course-hotspot-alternative button{padding:0;color:var(--p-accent,var(--accent,#6ea8fe));background:none;border:0;cursor:pointer;font:inherit;text-align:left}.course-hotspot-alternative .course-markdown{margin:.25rem 0 .35rem;color:var(--p-dim,var(--text-dim,#9aa7b8))}.course-options{display:grid;grid-gap:.55rem;gap:.55rem}.course-option{display:flex;align-items:flex-start;gap:.65rem;width:100%;padding:.75rem;color:inherit;text-align:left;background:transparent;border:1px solid var(--p-border,var(--border,#2a3240));border-radius:.5rem;cursor:pointer}.course-option:focus-visible,.course-option:hover:not(:disabled){border-color:var(--p-accent,var(--accent,#6ea8fe))}.course-option.is-selected{background:var(--p-surface-2,var(--bg-card-2,#1c2330));border-color:var(--p-accent,var(--accent,#6ea8fe))}.course-option:disabled{cursor:wait;opacity:.72}.course-option-marker{flex:0 0 1rem;width:1rem;height:1rem;margin-top:.16rem;border:2px solid var(--p-dim,var(--text-dim,#9aa7b8));border-radius:50%}.course-option.is-selected .course-option-marker{border:.28rem solid var(--p-accent,var(--accent,#6ea8fe))}.course-feedback{margin-top:.8rem;padding:.7rem .8rem;border-left:3px solid var(--p-accent,var(--accent,#6ea8fe));background:var(--p-surface-2,var(--bg-card-2,#1c2330))}.course-feedback.is-correct{border-color:var(--p-good,var(--accent-2,#4ade80))}.course-feedback.is-wrong{border-color:var(--p-warning,var(--warn,#fbbf24))}.course-feedback .course-markdown{margin-top:.25rem}.course-complete-button{margin-top:1rem;padding:.55rem .85rem;color:#fff;background:var(--p-accent,var(--accent,#2563eb));border:0;border-radius:.45rem;cursor:pointer}.course-complete-button:disabled{cursor:wait;opacity:.7}.course-complete-state{margin:1rem 0 0;color:var(--p-good,var(--accent-2,#4ade80));font-weight:600}.course-empty,.course-unsupported{color:var(--p-dim,var(--text-dim,#9aa7b8))}.course-revision-form{display:grid;grid-gap:.55rem;gap:.55rem;margin-top:.65rem;padding:.75rem;background:var(--p-bg,#f5f5f7);border-radius:12px}.course-revision-form label{display:grid;grid-gap:.3rem;gap:.3rem;color:var(--p-dim,#6e6e73);font-size:.82rem;font-weight:600}.course-revision-form textarea{width:100%;min-height:4rem;resize:vertical;padding:.6rem .7rem;color:var(--p-text,#1d1d1f);background:var(--p-surface,#fff);border:none;border-radius:9px;box-shadow:inset 0 0 0 .7px rgba(0,0,0,.16);font:inherit;line-height:1.45}.course-preview-banner{display:flex;align-items:baseline;gap:.5rem;margin-bottom:.9rem;padding:.7rem .85rem;color:var(--p-dim,#6e6e73);background:var(--p-bg,#f5f5f7);border-radius:10px;font-size:.88rem}.course-preview-banner strong{color:var(--p-text,#1d1d1f)}.course-preview-lesson{overflow:hidden;margin-top:.75rem;border:1px solid var(--p-border,rgba(0,0,0,.08));border-radius:14px}.course-preview-lesson>summary{display:flex;align-items:center;gap:.65rem;padding:.85rem 1rem;cursor:pointer;list-style:none;font-weight:650}.course-preview-lesson>summary::-webkit-details-marker{display:none}.course-preview-lesson>summary:before{content:"▸";color:var(--p-faint,#86868b)}.course-preview-lesson[open]>summary:before{content:"▾"}.course-preview-lesson>summary small{margin-left:auto;color:var(--p-faint,#86868b);font-weight:400}.course-preview-number{display:grid;place-items:center;flex:none;width:1.55rem;height:1.55rem;color:var(--p-dim,#6e6e73);background:var(--p-surface-2,#ececef);border-radius:7px;font-size:.78rem}.course-preview-body{display:grid;grid-gap:.8rem;gap:.8rem;padding:1rem;background:var(--p-bg,#f5f5f7)}.course-preview-body>.course-lesson{max-width:none}.course-lesson-revision{display:flex;justify-content:flex-end}.course-question-review{padding:.65rem .75rem;background:var(--p-surface,#fff);border-radius:10px;box-shadow:0 0 0 .5px var(--p-border,rgba(0,0,0,.08))}.course-question-review-head{display:flex;align-items:baseline;justify-content:space-between;gap:.6rem;color:var(--p-dim,#6e6e73);font-size:.78rem}.course-question-review-head code{color:var(--p-faint,#86868b)}.course-revision-history ol{margin:0;padding-left:1.25rem}.course-revision-history li{padding:.55rem 0 .55rem .2rem;border-bottom:1px solid var(--p-border,rgba(0,0,0,.08))}.course-revision-history li:last-child{border-bottom:0}.course-revision-history li>span{display:block;color:var(--p-dim,#6e6e73);font-size:.86rem}.course-revision-history li>small{color:var(--p-faint,#86868b)}@media (max-width:40rem){.course-block{padding:.85rem}.course-hotspot-point{min-width:1.75rem;min-height:1.75rem}.course-preview-banner{display:block}.course-preview-banner span{display:block;margin-top:.25rem}}.model-provider-form{display:grid;grid-gap:.55rem;gap:.55rem;margin-top:.75rem;padding:.85rem;background:var(--p-bg,#f5f5f7);border-radius:12px}.model-provider-form label{display:grid;grid-gap:.3rem;gap:.3rem;color:var(--p-dim,#6e6e73);font-size:.82rem;font-weight:600}.model-provider-form input[type=password],.model-provider-form input[type=text],.model-provider-form input[type=url],.model-provider-form select{width:100%;padding:.55rem .7rem;color:var(--p-text,#1d1d1f);background:var(--p-surface,#fff);border:none;border-radius:9px;box-shadow:inset 0 0 0 .7px rgba(0,0,0,.16);font:inherit}.model-provider-form input:disabled,.model-provider-form select:disabled{color:var(--p-dim,#6e6e73);background:var(--p-bg,#f5f5f7);cursor:not-allowed}.model-provider-form input[type=text],.model-provider-form input[type=url]{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85rem}.model-provider-note{margin:0;color:var(--p-dim,#6e6e73);font-size:.8rem;line-height:1.45}.model-provider-clear{display:flex!important;align-items:center;gap:.45rem;font-weight:500}.model-provider-clear input[type=checkbox]{width:auto;margin:0}.model-provider-active{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.model-provider-choices{display:grid;grid-gap:.4rem;gap:.4rem}.model-provider-choice{display:flex!important;align-items:flex-start;gap:.6rem;padding:.6rem .7rem;background:var(--p-surface,#fff);border-radius:10px;box-shadow:inset 0 0 0 .7px rgba(0,0,0,.14);font-weight:500;cursor:pointer}.model-provider-choice:has(input:checked){box-shadow:inset 0 0 0 1.6px var(--p-accent,#0071e3)}.model-provider-choice input[type=radio]{width:auto;margin:.15rem 0 0;flex:none}.model-provider-choice-body{display:grid;grid-gap:.1rem;gap:.1rem}.model-provider-choice-name{color:var(--p-text,#1d1d1f);font-size:.92rem;font-weight:600}.model-provider-choice-hint{color:var(--p-dim,#6e6e73);font-size:.78rem;font-weight:400;line-height:1.35}.model-provider-disclose{margin-top:.7rem;padding:0;color:var(--p-dim,#6e6e73);background:none;border:none;font:inherit;font-size:.8rem;text-decoration:underline;cursor:pointer}.model-provider-disclose:hover{color:var(--p-text,#1d1d1f)}.manual-library{min-height:100%;padding:1rem 0;color:var(--p-text,#e6edf3)}.manual-library-inner{width:100%;margin:0 auto}.manual-library-header{margin-bottom:1.5rem}.manual-library-header h1{margin:0;font-size:clamp(1.8rem,4vw,2.7rem);letter-spacing:-.04em}.manual-library-header p{max-width:40rem;color:var(--p-dim,#9aa7b8)}.manual-library-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,18rem),1fr));grid-gap:1rem;gap:1rem}.manual-course-card{display:flex;flex-direction:column;min-height:12rem;padding:1.2rem;color:inherit;text-decoration:none;background:var(--p-surface,#161b22);border:1px solid var(--p-line,#2a3240);border-radius:.85rem;transition:border-color .12s ease,transform .12s ease}.manual-course-card:focus-visible,.manual-course-card:hover{border-color:var(--p-accent,#6ea8fe);transform:translateY(-1px)}.manual-course-card h2{margin:0 0 .6rem;font-size:1.2rem}.manual-course-card p{margin:0;color:var(--p-dim,#9aa7b8)}.manual-course-card-footer{display:flex;justify-content:space-between;gap:.7rem;margin-top:auto;padding-top:1.2rem;color:var(--p-accent,#6ea8fe);font-size:.88rem}.manual-library-state{padding:1.2rem;background:var(--p-surface,#161b22);border:1px solid var(--p-line,#2a3240);border-radius:.75rem}.manual-library-state h2{margin-top:0}.manual-library-error{border-color:#b45309}.manual-library-state button,.manual-reader-back{display:inline-flex;align-items:center;padding:.55rem .8rem;color:#fff;background:var(--p-accent,#2563eb);border:0;border-radius:.45rem;cursor:pointer;text-decoration:none}.manual-library-state button:disabled{opacity:.65;cursor:wait}.manual-auth-notice{max-width:32rem;margin:5rem auto;text-align:center}.manual-reader{min-height:100%;padding:1rem 0 3rem;color:var(--p-text,#e6edf3)}.manual-reader-inner{width:100%;margin:0 auto}.manual-reader-top{display:flex;align-items:center;gap:1rem;margin-bottom:1.2rem}.manual-reader-top .manual-reader-back{flex:0 0 auto}.manual-reader-top h1{margin:0;font-size:clamp(1.5rem,3vw,2.1rem)}.manual-reader-summary{margin:.35rem 0 1.4rem;color:var(--p-dim,#9aa7b8)}.manual-reader-layout{display:grid;grid-template-columns:minmax(11rem,15rem) minmax(0,54rem);grid-gap:1.5rem;gap:1.5rem;align-items:start}.manual-reader-nav{position:-webkit-sticky;position:sticky;top:1rem;padding:.75rem;background:var(--p-surface,#161b22);border:1px solid var(--p-line,#2a3240);border-radius:.7rem}.manual-reader-nav h2{margin:0 0 .65rem;font-size:.8rem;color:var(--p-dim,#9aa7b8);text-transform:uppercase;letter-spacing:.08em}.manual-reader-nav button{display:block;width:100%;padding:.55rem .6rem;color:inherit;text-align:left;background:transparent;border:0;border-radius:.35rem;cursor:pointer}.manual-reader-nav button.is-active,.manual-reader-nav button:hover{color:var(--p-accent,#6ea8fe);background:var(--p-surface-2,#1c2330)}.manual-reader-progress{margin:.75rem 0 0;padding-top:.75rem;border-top:1px solid var(--p-line,#2a3240);color:var(--p-dim,#9aa7b8);font-size:.85rem}.manual-reader-content{min-width:0}.manual-reader-saving{margin:0 0 .8rem;color:var(--p-dim,#9aa7b8);font-size:.88rem}.manual-reader-error{margin:0 0 .8rem;padding:.7rem;color:#fecaca;background:#451a03;border-radius:.45rem}@media (max-width:48rem){.manual-reader-layout{grid-template-columns:1fr}.manual-reader-nav{position:static}.manual-reader-nav button{display:inline-block;width:auto;margin:.1rem}}