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40%,var(--line))}}.ca-note--error{background:var(--bad-soft);color:var(--bad)}.ca-mono{font-family:var(--mono);word-break:break-all;font-size:12px}.tt-editor{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);overflow:hidden}.tt-toolbar{border-bottom:1px solid var(--line);background:var(--surface-2);flex-wrap:wrap;gap:2px;padding:6px 8px;display:flex}.tt-toolbar__btn{border-radius:var(--radius-sm);min-width:28px;height:28px;color:var(--ink-2);font-family:var(--sans);cursor:pointer;background:0 0;border:1px solid #0000;justify-content:center;align-items:center;padding:0 7px;font-size:12px;font-weight:500;transition:background-color .12s,color .12s,border-color .12s;display:inline-flex}.tt-toolbar__btn:hover:not(:disabled){background:var(--surface-3);color:var(--ink)}.tt-toolbar__btn.is-active{background:var(--accent-soft);border-color:var(--accent)}@supports (color:color-mix(in lab,red,red)){.tt-toolbar__btn.is-active{border-color:color-mix(in oklab,var(--accent) 28%,var(--line))}}.tt-toolbar__btn.is-active{color:var(--accent)}.tt-toolbar__btn:disabled{opacity:.4;cursor:not-allowed}.tt-toolbar__btn code{font-family:var(--mono);font-size:11px}.tt-toolbar__divider{background:var(--line);align-self:stretch;width:1px;margin:4px}.tt-editor__surface{font-family:var(--sans);color:var(--ink);padding:14px 16px;font-size:14px}.tt-editor__surface .ProseMirror{outline:none}.tt-editor__surface .ProseMirror p.is-editor-empty:first-child:before{content:attr(data-placeholder);color:var(--muted-2);float:left;pointer-events:none;height:0}.tt-codeblock{margin:14px 0;position:relative}.tt-codeblock pre{background:var(--surface-3);border:1px solid var(--line);border-radius:var(--radius-sm);font-family:var(--mono);padding:14px 16px;font-size:12.5px;line-height:1.55;position:relative;overflow-x:auto}.tt-codeblock pre code{color:var(--ink);background:0 0;border:0;padding:0;font-family:inherit}.tt-codeblock__controls{align-items:center;gap:6px;display:flex;position:absolute;top:6px;right:6px}.tt-codeblock__lang{font-family:var(--mono);color:var(--muted);text-transform:lowercase;font-size:10px}.tt-codeblock__copy{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface);width:22px;height:22px;color:var(--muted);cursor:pointer;justify-content:center;align-items:center;display:inline-flex}.tt-codeblock__copy:hover{color:var(--ink);border-color:var(--line-2)}.tt-skeleton{background:var(--surface-3);border-radius:4px;height:14px;margin:8px 0;animation:tt-skeleton-pulse 1.6s ease-in-out infinite}.tt-skeleton+.tt-skeleton{margin-top:6px}@keyframes tt-skeleton-pulse{0%,to{opacity:.6}50%{opacity:1}}.tt-link{text-underline-offset:3px;text-decoration:underline}.tt-link,.tt-link:hover{color:var(--accent)}@supports (color:color-mix(in lab,red,red)){.tt-link:hover{color:color-mix(in oklab,var(--accent) 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1fr;min-height:0;display:grid}.practicum__left{background:var(--surface);scrollbar-width:none;min-width:0;overflow-y:auto}.practicum__left::-webkit-scrollbar{width:0;height:0}.practicum__progress{background:var(--ca-blue);height:3px;position:sticky;top:0;left:0;right:0}@supports (color:color-mix(in lab,red,red)){.practicum__progress{background:color-mix(in oklab,var(--ca-blue) 10%,transparent)}}.practicum__progress{z-index:5;overflow:hidden}.practicum__progress:before{content:"";background:var(--ca-blue);width:100%;height:100%;transform:scaleX(var(--progress,0));transform-origin:0;transition:transform .1s linear;display:block}.practicum__left-inner{flex-direction:column;gap:32px;width:100%;max-width:840px;min-height:100%;margin:0 auto;padding:48px 28px 32px;display:flex}.practicum__right{background:var(--ca-blue);justify-content:center;align-items:center;min-width:0;padding:24px clamp(20px,8.333%,80px);display:flex;position:relative;overflow:hidden}.practicum__right-art{pointer-events:none;background-image:radial-gradient(circle,oklab(100% 0 5.96046e-8/.22) 1.2px,#0000 1.6px);background-size:24px 24px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(at 60% 38%,#000 28%,#0000 78%);mask-image:radial-gradient(at 60% 38%,#000 28%,#0000 78%)}.practicum__card{z-index:1;background:var(--surface);border-radius:var(--radius);flex-direction:column;width:100%;max-width:760px;min-height:min(560px,100%);max-height:100%;padding:28px 28px 24px;display:flex;position:relative;overflow-y:auto;box-shadow:0 16px 40px #0537ff2e}.practicum__card--snug{max-width:520px;min-height:0;padding:24px 24px 22px}.practicum__claim-wrap{z-index:1;width:100%;max-width:480px;position:relative}.practicum__card .practicum__response{flex:1;min-height:0}.practicum__card .tt-editor{flex-direction:column;flex:1;min-height:0;display:flex}.practicum__card 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2fr;align-items:stretch;gap:20px;display:grid}.practicum__slts-badge-col{justify-content:center;align-self:stretch;align-items:center;display:flex}.practicum__slts-body{min-width:0}@media (max-width:900px){.practicum__slts-grid{grid-template-columns:1fr;gap:16px}.practicum__slts-badge-col{justify-content:flex-start}}.practicum__slts-head{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ca-blue);margin-bottom:12px;font-size:11px;font-weight:600}.practicum__slts-list{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.practicum__slts-item{align-items:baseline;gap:14px;font-size:14px;line-height:1.55;display:flex}.practicum__slts-index{font-family:var(--mono);letter-spacing:.04em;color:var(--ca-blue);flex-shrink:0;min-width:18px;font-size:11px;font-weight:600}.practicum__slts-text{color:var(--ink)}@media (max-width:900px){.practicum{height:auto;overflow:visible}.practicum__columns{flex:none;grid-template-rows:none;grid-template-columns:none;display:block}.practicum__left,.practicum__right{overflow:visible}.practicum__right{min-height:60vh;padding:28px 16px 40px}.practicum__card{max-height:none}.practicum__left-inner{min-height:0;padding:32px 20px 24px}}.practicum__badge{aspect-ratio:1;box-sizing:border-box;object-fit:contain;background:#fff;border-radius:50%;width:100%;max-width:200px;padding:10px;display:block;box-shadow:0 6px 16px #0000001f}.practicum__cta{flex-direction:column;gap:18px;display:flex}.practicum__cta .btn{border-radius:999px;height:44px;font-size:14px}.practicum__cta .btn--primary{background:var(--ca-blue);border-color:var(--ca-blue);color:#fff}.practicum__cta .btn--primary:hover{background:var(--ca-blue-deep);filter:none}.practicum__cta-eyebrow{letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:6px;font-size:11px;font-weight:600}.practicum__cta-title{font-family:var(--serif);letter-spacing:-.01em;color:var(--ink);margin:0;font-size:24px;font-weight:500;line-height:1.25}.practicum__cta-body{color:var(--ink-2);margin:10px 0 0;font-size:14px;line-height:1.55}.practicum__cta-actions{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.practicum__cta-hint{color:var(--muted);font-size:12.5px}.practicum__response{flex-direction:column;gap:12px;display:flex}.practicum__response-head{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.practicum__response-title{color:var(--ink);font-size:16px;font-weight:600}.practicum__response-meta{color:var(--muted);font-size:12.5px}.practicum__response-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.practicum__response-hint{color:var(--muted);font-size:12px}.practicum__response-hint code{font-family:var(--mono);background:var(--surface-3);border-radius:3px;padding:1px 5px;font-size:11px}.catalog{background:var(--bg);min-height:100vh}.catalog,.catalog__main{flex-direction:column;display:flex}.catalog__main{flex:1;gap:32px;width:100%;max-width:880px;margin:0 auto;padding:56px 28px 64px}.catalog__intro{flex-direction:column;gap:8px;display:flex}.catalog__title{font-family:var(--serif);letter-spacing:-.02em;color:var(--ink);margin:0;font-size:42px;font-weight:500;line-height:1.1}.catalog__sub{color:var(--muted);max-width:600px;margin:0;font-size:14.5px;line-height:1.55}.catalog__list{gap:22px}.catalog__course,.catalog__list{flex-direction:column;display:flex}.catalog__course{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);gap:16px;padding:24px 28px}.catalog__course-head{flex-direction:column;gap:6px;display:flex}.catalog__course-id{font-family:var(--mono);color:var(--muted-2);letter-spacing:.04em;font-size:11px}.catalog__course-title{font-family:var(--serif);letter-spacing:-.01em;color:var(--ink);margin:2px 0 0;font-size:24px;font-weight:500;line-height:1.2}.catalog__course-desc{color:var(--ink-2);margin:6px 0 0;font-size:14px;line-height:1.55}.catalog__course-empty{color:var(--muted);padding:12px 0;font-size:13px}.catalog__modules{border-top:1px solid var(--line);flex-direction:column;gap:8px;margin:0;padding:14px 0 0;list-style:none;display:flex}.catalog__module-link{border-radius:var(--radius-sm);background:var(--surface-2);border:1px solid var(--line);color:var(--ink);align-items:center;gap:14px;padding:12px 14px;text-decoration:none;transition:border-color .12s,background-color .12s;display:flex}.catalog__module-link:hover{border-color:var(--accent);background:var(--accent-soft)}.catalog__module-num{font-family:var(--mono);color:var(--muted);min-width:24px;font-size:12px}.catalog__module-body{flex:1;min-width:0}.catalog__module-title{color:var(--ink);font-size:14px;font-weight:500}.catalog__module-desc{color:var(--muted);text-overflow:ellipsis;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-top:2px;font-size:12.5px;display:-webkit-box;overflow:hidden}.catalog__module-cta{color:var(--accent);flex-shrink:0;font-size:18px;font-weight:500}.catalog__empty{text-align:left;background:var(--surface);border:1px dashed var(--line-2);border-radius:var(--radius);padding:28px}.catalog__empty h2{font-family:var(--serif);letter-spacing:-.01em;color:var(--ink);margin:0 0 8px;font-size:22px;font-weight:500}.catalog__empty p{color:var(--ink-2);margin:0;font-size:14px;line-height:1.55}.catalog__empty code{font-family:var(--mono);background:var(--surface-3);word-break:break-all;border-radius:3px;padding:1px 6px;font-size:12px}.practicum__foot{border-top:1px solid var(--line);margin-top:auto;padding-top:16px}.practicum__bridge{color:var(--muted);font-size:13px;text-decoration:none}.practicum__bridge:hover{color:var(--ink)}@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-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-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-leading{syntax:"*";inherits:false}@property --tw-content{syntax:"*";inherits:false;initial-value:""}