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li:before{color:var(--accent);font:600 .75rem/1.5 var(--mono);content:counter(situation,decimal-leading-zero)}.landing__situation-link{min-height:48px;color:inherit;grid-column:2;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:12px;display:grid}.landing__situation-copy{min-width:0}.landing__situation-action{color:var(--accent);white-space:nowrap;font-size:.875rem;font-weight:750}.landing__purpose-links{border-top:1px solid var(--line);counter-reset:situation;margin:32px 0 0;padding:0;list-style:none}.landing__purpose-links li{border-bottom:1px solid var(--line);min-height:64px;color:var(--muted);counter-increment:situation;grid-template-columns:2.5rem minmax(0,1fr);align-items:center;gap:12px;padding:16px 0;line-height:1.5;display:grid}.landing__purpose-links li:before{color:var(--accent);font:600 .75rem/1.5 var(--mono);content:counter(situation,decimal-leading-zero)}.landing__editor-benefits{width:min(calc(100% - 48px),var(--content));margin:auto;padding:32px 0}.landing__editor-benefits h2{letter-spacing:-.055em;max-width:20ch;margin:0;font-size:clamp(1.75rem,7vw,2.75rem);line-height:1.06}.landing__editor-benefits-lead{max-width:37rem;color:var(--muted);margin:22px 0 0;font-size:clamp(1.05rem,3.8vw,1.25rem);line-height:1.5}.landing__editor-benefits-action{min-height:48px;color:var(--accent);align-items:center;gap:18px;margin-top:18px;font-weight:750;display:inline-flex}.landing__editor-benefits-more{border-top:1px solid var(--line);gap:0;margin-top:38px;display:grid}.landing__editor-benefits-more p{border-bottom:1px solid var(--line);color:var(--muted);margin:0;padding:18px 0;line-height:1.55}.landing__editor-benefits-more strong{color:var(--ink);font-weight:750}@media (min-width:600px){.landing__editor-benefits{width:min(100%,80rem);padding-left:max(42px,8vw);padding-right:max(42px,8vw)}}@media (min-width:1024px){.landing__editor-benefits{width:auto;margin:0;padding:clamp(28px,3vw,44px) 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0;line-height:1.58}.landing__coverage-action{min-height:48px;color:var(--accent);align-items:center;gap:18px;margin-top:18px;font-weight:750;display:inline-flex}.coverage-matrix{border-top:1px solid var(--line);margin-top:28px}.coverage-matrix__header,.coverage-matrix__row{grid-template-columns:minmax(8rem,1.65fr) repeat(var(--coverage-course-count,4),minmax(3.5rem,1fr));align-items:center;gap:8px;display:grid}.coverage-matrix__header{min-height:38px;color:var(--muted);font:600 .75rem/1.2 var(--mono);letter-spacing:.04em}.coverage-matrix__header span:not(:first-child){text-align:center}.coverage-matrix__row{border-top:1px solid var(--line);grid-template-rows:3rem auto;min-height:96px;padding:14px 0}.coverage-matrix__row[data-has-content=true]{grid-template-rows:3rem auto auto}.coverage-matrix__faculty{grid-row:1/-1;gap:3px;min-width:0;display:grid}.coverage-matrix__faculty strong{letter-spacing:-.04em;font-size:1.2rem}.coverage-matrix__faculty span{color:var(--muted);font-size:.75rem;line-height:1.35}.coverage-matrix__course{grid-row:1/-1;grid-template-rows:subgrid;align-self:stretch;justify-items:center;gap:8px;min-width:0;display:grid}.coverage-glyph{width:3rem;height:3rem;color:var(--accent);display:block;overflow:visible}.coverage-glyph__notes{fill:none;stroke:currentColor;stroke-width:2px;transition:stroke var(--dur-fast) var(--ease-soft),opacity var(--dur-fast) var(--ease-soft)}.coverage-glyph__core{fill:currentColor;transition:fill var(--dur-fast) var(--ease-soft),opacity var(--dur-fast) var(--ease-soft)}.coverage-glyph__user{stroke:currentColor;stroke-width:2px;stroke-linecap:round}.coverage-glyph__notes[data-inactive=true]{stroke:var(--line);opacity:.9}.coverage-glyph__core[data-inactive=true]{fill:var(--line);opacity:.9}.coverage-matrix__counts{max-width:8.5rem;color:var(--muted);font:500 .75rem/1.3 var(--mono);text-align:center;display:none}.coverage-matrix__row[data-has-content=true] .coverage-matrix__counts,.coverage-matrix__counts>span{display:block}.coverage-matrix__scale{max-width:56rem;color:var(--muted);margin:10px 0 0;font-size:.75rem;line-height:1.55}.coverage-matrix__legend{color:var(--muted);flex-wrap:wrap;gap:10px 20px;margin-top:16px;font-size:.75rem;display:flex}.coverage-matrix__legend span{align-items:center;gap:7px;display:inline-flex}.coverage-matrix__legend i{color:var(--accent);flex:none;display:block}.coverage-matrix__legend i[data-signal=schedule]{background:currentColor;border-radius:50%;width:7px;height:7px}.coverage-matrix__legend i[data-signal=notes]{border:1.75px solid;border-radius:50%;width:13px;height:13px}.coverage-matrix__legend i[data-signal=users]{background:currentColor;width:2px;height:10px;margin-right:13px;box-shadow:5px 0,10px 0}@media (max-width:599px){.coverage-matrix__header,.coverage-matrix__row{grid-template-columns:repeat(var(--coverage-course-count,4),minmax(0,1fr));gap:10px 8px}.coverage-matrix__header{padding:10px 0}.coverage-matrix__header>span:first-child{grid-column:1/-1}.coverage-matrix__row,.coverage-matrix__row[data-has-content=true]{grid-template-rows:auto 2.35rem auto;min-height:0;padding:14px 0}.coverage-matrix__faculty{grid-area:1/1/auto/-1}.coverage-matrix__faculty strong{font-size:1rem}.coverage-matrix__faculty span,.coverage-matrix__course-word,.coverage-matrix__row[data-has-content=true] .coverage-matrix__counts{display:none}.coverage-matrix__course{grid-row:2/-1}.coverage-glyph{width:2.35rem;height:2.35rem}}@media (prefers-reduced-motion:reduce){.coverage-glyph circle{transition:none}}.coverage-details__intro{max-width:43rem;color:var(--muted);margin:-18px 0 30px;line-height:1.55}.coverage-details__tabs{border-bottom:1px solid var(--line);scrollbar-width:none;gap:24px;min-height:48px;display:flex;overflow-x:auto}.coverage-details__tabs::-webkit-scrollbar{display:none}.coverage-details__tabs button{min-width:max-content;min-height:48px;color:var(--muted);font:750 1rem/1 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24px;align-items:center;gap:20px;min-height:72px;padding:10px 0;list-style:none;display:grid;position:relative}.coverage-details__group summary::-webkit-details-marker{display:none}.coverage-details__group summary>strong{letter-spacing:-.02em;font-size:1rem}.coverage-details__signals{grid-template-columns:repeat(auto-fit,minmax(min(100%,5.5rem),1fr));gap:12px;min-width:0;display:grid}.coverage-details__signal{min-width:0;color:var(--muted);align-items:center;gap:8px;display:flex}.coverage-details__signal>i{background:var(--line);border-radius:4px;flex:none;width:22px;height:4px}.coverage-details__signal[data-available=true]>i{background:var(--accent)}.coverage-details__signal span{overflow-wrap:anywhere;gap:2px;min-width:0;display:grid}.coverage-details__signal b{color:var(--ink);font-size:.75rem}.coverage-details__signal small{font-size:.6875rem}.coverage-details__chevron{color:var(--accent);font:500 1.15rem/1 var(--mono);text-align:right;transition:transform var(--dur-fast) 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button:after,.coverage-details__chevron{transition:none}}.landing__chat{gap:6px;max-width:38rem;margin-top:28px;display:grid}.landing__chat-thread{gap:6px;display:grid}.landing__chat-message{border:1px solid var(--line);background:var(--surface);width:max-content;max-width:min(86%,30rem);color:var(--ink);border-radius:16px;padding:8px 14px 6px;position:relative;box-shadow:0 1px #14261c08}.landing__chat-message--left{border-bottom-left-radius:5px}.landing__chat-message--potok{border-color:var(--accent-subtle);background:var(--accent-subtle);border-bottom-right-radius:5px;justify-self:end;max-width:min(92%,34rem)}.landing__chat-author{color:var(--accent);font:600 .75rem/1.2 var(--mono);margin-bottom:2px;display:block}.landing__chat-message p{margin:0;font-size:.9375rem;line-height:1.3}.landing__chat-message time{color:var(--muted);font:500 .75rem/1 var(--mono);text-align:right;margin-top:3px;display:block}.landing__chat-record{border-top:1px solid color-mix(in srgb, var(--pine-accent) 60%, transparent);gap:4px;margin-top:8px;padding-top:8px;display:grid}.landing__chat-record strong{letter-spacing:-.02em;font-size:1.08rem}.landing__chat-record span{color:var(--muted);font-size:.75rem}.landing__situations h2{letter-spacing:-.055em;font-size:clamp(1.75rem,7vw,2.75rem);line-height:1.06}@media (max-width:600px){.landing__chat-message{max-width:92%}}@media (min-width:800px){.landing__chat{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;column-gap:28px;max-width:48rem}.landing__chat-message{max-width:100%}.landing__chat-message--potok{justify-self:stretch;width:auto}}@media (min-width:600px){.landing__situations{width:min(100%,80rem);padding-left:max(42px,8vw);padding-right:max(42px,8vw)}}@media (min-width:1024px){.landing__situations{width:auto;margin:0;padding:clamp(28px,3vw,44px) clamp(32px,4vw,64px)}}@media (min-width:600px){.landing__coverage{width:min(100%,80rem);padding-left:max(42px,8vw);padding-right:max(42px,8vw)}}@media (min-width:1024px){.landing__coverage{width:auto;margin:0;padding:clamp(28px,3vw,44px) clamp(32px,4vw,64px)}}.editorial-note{margin-top:8px}.editorial-takeaway{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0 26px}.editorial-label{color:var(--accent);font:600 .875rem/1.35 var(--mono);text-transform:lowercase;letter-spacing:.06em;margin:0 0 8px}.editorial-takeaway>p:last-child{max-width:42rem;margin:0;font-size:1.1rem;line-height:1.55}.editorial-section{border-bottom:1px solid var(--line);padding:26px 0}.editorial-section h2{margin:0 0 14px}.editorial-section p{margin:0 0 12px;line-height:1.65}.editorial-section p:last-child{margin-bottom:0}.editorial-section ul{gap:8px;margin:14px 0 0;padding-left:20px;line-height:1.55;display:grid}.editorial-formula{background:var(--soft);padding:12px 16px;overflow:auto}.editorial-formula code{font:500 1rem/1.5 var(--mono)}.editorial-diagram__steps{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));list-style:none;gap:8px!important;padding:0!important;display:grid!important}.editorial-diagram__steps li{border:1px solid var(--line);background:var(--soft);gap:10px;min-height:92px;padding:14px;display:grid}.editorial-diagram__steps span{color:var(--accent);font:500 .75rem/1 var(--mono)}.editorial-diagram__steps strong{font-size:.875rem;line-height:1.35}.editorial-memory{border-bottom:0}.editorial-next-step{border-top:1px solid var(--line)}.editorial-sources ul{padding:0;list-style:none}.editorial-sources li{border-top:1px solid var(--line);gap:4px;padding:12px 0;display:grid}.editorial-sources li:last-child{border-bottom:1px solid var(--line)}.editorial-sources a{color:var(--accent);font-weight:700}.editorial-sources span{color:var(--muted);font-size:.8125rem}.notes-index{margin:0 0 40px}.notes-index__rows{border-top:1px solid var(--line)}.notes-index__row{border-bottom:1px solid var(--line);gap:4px;padding:16px 28px 16px 4px;display:grid;position:relative}.notes-index__row:hover{background:var(--soft)}.notes-index__row strong{font-size:.9375rem}.notes-index__row>span:last-of-type{max-width:52rem;color:var(--muted);font-size:.8125rem;line-height:1.45}.notes-index__row b{color:var(--accent);position:absolute;top:50%;right:4px;transform:translateY(-50%)}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.lecture-materials{padding-top:26px}.lecture-materials h2{border-bottom:1px solid var(--line);margin:0;padding-bottom:12px}.lecture-materials .materials-list{border-top:0}.lecture-materials .materials-list li>a{min-height:54px}.lecture-materials .materials-list small{text-align:right;max-width:24rem;line-height:1.4}.material-photo-disclosure{border-top:1px solid var(--line);margin-top:4px}.material-photo-disclosure summary{min-height:48px;color:var(--accent);cursor:pointer;align-items:center;font-size:.75rem;font-weight:750;list-style:none;display:flex}.material-photo-disclosure summary::-webkit-details-marker{display:none}.material-photo-disclosure summary:before{content:"+";width:1.1rem;color:var(--muted);font:600 1rem/1 var(--mono)}.material-photo-disclosure[open] summary:before{content:"−"}.material-photo{width:min(100%,34rem);margin:0 0 18px}.material-photo img{width:100%;height:auto;display:block}.page-head__line{border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1fr) auto auto;grid-template-areas:"title search context";align-items:center;gap:10px;padding-bottom:16px;display:grid}.page-head__title-row{grid-area:title;min-width:0}.page-head__search{min-width:48px;max-width:13rem;min-height:48px;color:var(--muted);font:600 .75rem/1.35 var(--mono);text-align:right;cursor:pointer;background:0 0;border:0;grid-area:search;justify-content:flex-end;align-items:center;gap:10px;padding:0;display:none}.page-head__search-label{color:color-mix(in srgb, var(--accent) 45%, var(--canvas));transform:translateY(6px)}.page-head__search svg{width:19px;height:19px;color:var(--accent);flex:none}.page-head__search:focus-visible{outline:2px solid var(--accent);outline-offset:5px}.page-head__context{flex-shrink:0;grid-area:context;align-items:flex-start;display:flex}.page-head__context .calendar-date{border-left:1px solid var(--line);text-align:right;flex-direction:row;align-items:flex-start;gap:10px;padding-left:14px}.mobile-header__search{width:48px;height:48px;color:var(--accent);cursor:pointer;background:0 0;border:0;flex:0 0 48px;justify-content:center;align-items:center;padding:0;display:flex}.mobile-header__actions{align-items:center;gap:4px;display:flex}.page-head__context .calendar-date b{font-size:clamp(1.25rem,5vw,1.625rem)}@media 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a{min-height:40px;color:var(--muted);align-items:center;font-size:.8125rem;font-weight:700;display:inline-flex}.legal-nav a.is-active{color:var(--accent)}.legal-document{max-width:44rem}.legal-document section{border-top:1px solid var(--line);padding:26px 0}.legal-document h2{letter-spacing:-.03em;margin:0 0 12px;font-size:1.125rem}.legal-document p{max-width:42rem;margin:0 0 12px;font-size:.9375rem;line-height:1.7}.legal-document a{color:var(--accent);text-underline-offset:3px;text-decoration:underline}.legal-document footer{color:var(--muted);flex-wrap:wrap;gap:10px 24px;padding:20px 0;font-size:.75rem;display:flex}.analytics-consent{z-index:5;background:var(--pine);color:var(--pine-light);pointer-events:none;border:1px solid #9fe0b938;border-radius:16px;padding:12px 14px;box-shadow:0 12px 28px 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