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0;border:0;border-radius:12px;place-items:center;padding:0;display:inline-grid}.mobile-menu__trigger{color:var(--accent)}.mobile-menu__trigger:hover{background:var(--soft)}.mobile-menu__trigger:active,.mobile-menu__close:active{transform:scale(.93)}.mobile-menu__icon{flex-direction:column;gap:5px;width:20px;display:flex}.mobile-menu__bar{transform-origin:50%;width:20px;height:2px;transition:transform .3s var(--ease-soft), opacity .2s var(--ease-soft), width .3s var(--ease-soft);background:currentColor;border-radius:2px;display:block}.mobile-menu__bar--top{transform:translateY(0)rotate(0)}.mobile-menu__bar--mid{opacity:1;transform:scaleX(1)}.mobile-menu__bar--bot{width:14px;transform:translateY(0)rotate(0)}.mobile-menu__icon--open .mobile-menu__bar--top{transform:translateY(7px)rotate(45deg)}.mobile-menu__icon--open .mobile-menu__bar--mid{opacity:0;transform:scaleX(0)}.mobile-menu__icon--open .mobile-menu__bar--bot{width:20px;transform:translateY(-7px)rotate(-45deg)}.mobile-menu__scrim{z-index:100;cursor:pointer;width:100%;height:100%;animation:mobile-menu-scrim-in var(--motion-menu) var(--ease-soft) both;will-change:opacity;-webkit-backdrop-filter:blur(2px);background:#16241c80;border:0;padding:0;position:fixed;inset:0}.mobile-menu__drawer{z-index:101;overscroll-behavior:contain;width:min(82vw,21rem);padding:0 clamp(20px, 5vw, 28px) max(28px, env(safe-area-inset-bottom));background:var(--pine);color:var(--pine-light);animation:mobile-menu-wave-in var(--motion-menu) var(--ease-soft) both;will-change:transform;border-radius:24px 0 0 24px;flex-direction:column;display:flex;position:fixed;inset:0 0 0 auto;overflow-y:auto;transform:translate(0,0);box-shadow:-8px 0 48px #05100a47,-2px 0 8px #05100a1f}.mobile-menu__head{min-height:var(--mobile-header-h);padding-top:max(12px, env(safe-area-inset-top));flex-shrink:0;justify-content:space-between;align-items:center;display:flex}.mobile-menu__head .animated-logo__svg{width:156px;height:auto}.mobile-menu__head .animated-logo__line{stroke:var(--pine-accent)}.mobile-menu__head .animated-logo__wordmark{fill:var(--pine-accent)}.mobile-menu__close{width:48px;min-width:48px;height:48px;min-height:48px;color:var(--pine-accent);transition:background-color var(--dur-fast) var(--ease-soft), transform var(--dur-fast) var(--ease-soft);background:#9fe0b91a;border-radius:10px;flex-shrink:0}.mobile-menu__close:hover{background:#9fe0b92e}.mobile-menu__close .mobile-menu__bar--top{animation:mobile-menu-bar-top-in .3s var(--ease-soft) both}.mobile-menu__close .mobile-menu__bar--mid{animation:mobile-menu-bar-mid-in .22s var(--ease-soft) both}.mobile-menu__close .mobile-menu__bar--bot{animation:mobile-menu-bar-bot-in .3s var(--ease-soft) both}.mobile-menu .section-nav--mobile{--nav-active:#fff;background:0 0;border:0;grid-template-columns:1fr;gap:2px;margin-top:clamp(28px,6svh,52px);padding:0;display:grid}.mobile-menu .section-nav__marker{display:none}.mobile-menu .section-nav--mobile a{min-height:52px;color:color-mix(in srgb, var(--pine-light) 70%, transparent);letter-spacing:-.03em;transition:color var(--dur-fast) var(--ease-soft), background-color var(--dur-fast) var(--ease-soft);border-radius:12px;flex-shrink:0;align-items:center;padding:0 10px;font-size:clamp(1rem,4.5vw,1.1875rem);font-weight:650;display:flex}.mobile-menu .section-nav--mobile a:hover{color:var(--pine-light);background:#9fe0b914}.mobile-menu .section-nav--mobile a.is-active{color:#fff;background:#9fe0b91f}.mobile-menu .section-nav--mobile a.is-active:before{background:var(--pine-accent);content:"";border-radius:2px;flex-shrink:0;width:3px;height:18px;margin-right:12px}.mobile-menu__footer{border-top:1px solid #eaf2ec1f;gap:0;margin-top:auto;padding-top:16px;display:grid}.mobile-menu__footer-links{gap:0;display:grid}.mobile-menu__footer-group+.mobile-menu__footer-group{border-top:1px solid #eaf2ec1a;margin-top:4px;padding-top:4px}.mobile-menu__footer a{width:100%;height:48px;min-height:48px;color:color-mix(in srgb, var(--pine-light) 60%, transparent);transition:color var(--dur-fast) var(--ease-soft);border-radius:8px;flex-shrink:0;align-items:center;padding:0 4px;font-size:.875rem;display:flex}.mobile-menu__footer a:hover{color:var(--pine-light)}.mobile-menu__footer .mobile-menu__footer-group--compact a{height:48px;min-height:48px}.mobile-menu__footer p{color:color-mix(in srgb, var(--pine-light) 50%, transparent);font:.75rem/1.4 var(--mono);margin:10px 0 0}.mobile-menu__trigger:focus-visible{outline-color:var(--accent)}.mobile-menu__close:focus-visible,.mobile-menu .section-nav a:focus-visible,.mobile-menu__footer a:focus-visible{outline:2px solid var(--pine-accent);outline-offset:3px}.mobile-menu__drawer[data-state=closing]{animation:mobile-menu-wave-out calc(var(--menu-close-ms) * 1ms) var(--ease-soft) both}.mobile-menu__scrim[data-state=closing]{animation:mobile-menu-scrim-out var(--motion-menu) var(--ease-soft) both}@keyframes mobile-menu-scrim-in{0%{opacity:0}to{opacity:1}}@keyframes mobile-menu-scrim-out{0%{opacity:1}to{opacity:0}}@keyframes mobile-menu-wave-in{0%{opacity:.96;transform:translate(100%)}to{opacity:1;transform:translate(0,0)}}@keyframes mobile-menu-wave-out{0%{opacity:1;transform:translate(0,0)}to{opacity:.96;transform:translate(100%)}}@keyframes mobile-menu-bar-top-in{0%{transform:translateY(0)rotate(0)}to{transform:translateY(7px)rotate(45deg)}}@keyframes mobile-menu-bar-mid-in{0%{opacity:1;transform:scaleX(1)}to{opacity:0;transform:scaleX(0)}}@keyframes mobile-menu-bar-bot-in{0%{width:14px;transform:translateY(0)rotate(0)}to{width:20px;transform:translateY(-7px)rotate(-45deg)}}@media (min-width:600px) and (max-width:1023px){.mobile-menu__drawer{width:min(80vw,22rem);padding-inline:28px}}@media (min-width:1024px){.mobile-menu{display:none}}@media (prefers-reduced-motion:reduce){.mobile-menu__scrim,.mobile-menu__drawer{animation:none}.mobile-menu__trigger:active,.mobile-menu__close:active{transform:none}.mobile-menu__bar{transition:none}.mobile-menu__close .mobile-menu__bar{animation:none}}.schedule-display-settings{border:0;flex:none;margin:0;display:inline-flex;position:relative}.schedule-display-settings__toggle{width:48px;min-width:48px;height:48px;min-height:48px;color:var(--muted);cursor:pointer;transition:color var(--dur-fast) var(--ease-soft), background-color var(--dur-fast) var(--ease-soft), border-color var(--dur-fast) var(--ease-soft), transform var(--dur-fast) var(--ease-soft);background:0 0;border:1px solid #0000;border-radius:12px;justify-content:center;align-items:center;padding:0;display:inline-flex}.schedule-display-settings__toggle:active{transform:translateY(1px)}.schedule-display-settings__toggle:hover,.schedule-display-settings.is-open .schedule-display-settings__toggle{border-color:var(--line);color:var(--accent);background:var(--soft)}.schedule-display-settings__toggle:focus-visible{border-color:var(--accent);outline:2px solid color-mix(in srgb, var(--accent) 28%, transparent);outline-offset:2px}.schedule-display-settings__icon{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.5px;width:17px;height:17px}.schedule-display-settings__icon circle{fill:var(--canvas)}.schedule-display-settings__fields{z-index:8;border:1px solid var(--line);background:var(--canvas);visibility:hidden;pointer-events:none;opacity:0;width:min(248px,100vw - 32px);transition:opacity .18s var(--ease-soft), transform .22s var(--ease-soft), visibility 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.schedule-display-settings__fields{right:0}@media (max-width:599px){.schedule-display-settings__fields{width:min(240px,100vw - 32px)}.schedule-hub__toolbar{align-items:center}.schedule-hub__toolbar>.schedule-display-settings{margin-bottom:0}}.schedule-row{transition:background-color var(--dur-fast) var(--ease-soft),transform var(--dur-fast) var(--ease-soft)}.landing__hero-action{gap:18px;min-height:64px;margin-top:32px;font-size:1.25rem}.landing__logo .animated-logo__svg{width:auto;height:clamp(4.75rem,8vw,5.5rem)}.landing__situations{width:min(calc(100% - 48px),var(--content));margin:auto;padding:32px 0}.landing__situations h2{letter-spacing:-.055em;max-width:18ch;margin:0;font-size:clamp(1.75rem,7vw,2.75rem);line-height:1.06}.landing__situations ol{border-top:1px solid var(--line);counter-reset:situation;margin:24px 0 0;padding:0;list-style:none}.landing__situations 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:start;gap:12px;padding:16px 0;line-height:1.5;display:grid}.landing__situations 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}@media (max-width:599px){.landing__situation-link{grid-template-columns:minmax(0,1fr) auto;gap:8px 12px}.landing__situation-copy{grid-column:1/-1}.landing__situation-action{white-space:normal;grid-column:1}.landing__situation-link .landing__interactive-arrow{grid-column:2}}.landing__meta{max-width:42rem;color:var(--muted);font:500 .875rem/1.4 var(--mono);letter-spacing:.01em;margin:12px 0 0}.landing__path{width:min(calc(100% - 48px),var(--content));margin:auto;padding:32px 0}.landing__path h2{letter-spacing:-.055em;max-width:18ch;margin:0;font-size:clamp(1.75rem,7vw,2.75rem);line-height:1.06}.landing__path-list{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:24px 0 0;padding:0;list-style:none}.landing__path-list li{padding:22px 0 0}.landing__path-list li:last-child{padding-bottom:24px}.landing__path-heading{justify-content:space-between;align-items:center;gap:20px;max-width:38rem;display:flex}.landing__path-list h3{letter-spacing:-.035em;max-width:28rem;margin:0;font-size:clamp(1.15rem,3vw,1.45rem);line-height:1.2}.landing__path-current-mark{width:24px;height:24px;color:var(--accent);flex:none;overflow:visible}.landing__path-current-mark path{fill:none;stroke:currentColor;stroke-width:1.5px;stroke-linecap:round}.landing__path-current-mark circle{fill:currentColor}.landing__path-list p{max-width:38rem;color:var(--muted);margin:8px 0 0;line-height:1.58}.landing__path-arrow{width:36px;height:62px;color:var(--accent);margin:2px 0 8px;display:block;overflow:visible}.landing__path-arrow path{fill:none;stroke:currentColor;stroke-width:1.7px;stroke-linecap:round;stroke-linejoin:round}.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__path{width:min(100%,80rem);padding-left:max(42px,8vw);padding-right:max(42px,8vw)}}@media (min-width:1024px){.landing__path{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;grid-template-areas:"title search""context context";align-items:start;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:inline-flex}.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{text-align:left;border-left:none;flex-direction:row;align-items:flex-end;gap:10px;padding-left:0}.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 (min-width:640px){.page-head__line--with-context{grid-template-columns:minmax(0,1fr) auto auto;grid-template-areas:"title search context";gap:12px}.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}.page-head__context .calendar-date b{font-size:clamp(1.5rem,6vw,2rem)}}@media (max-width:380px){.page-head__search{max-width:48px}.page-head__search span{clip:rect(0,0,0,0);white-space:nowrap;width:1px;height:1px;margin:-1px;position:absolute;overflow:hidden}}@media (min-width:1024px) and (max-height:760px){.app-background{padding:16px}.desktop-rail{width:clamp(225px,17vw,258px);padding-block:18px;inset:16px auto 16px 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8px;font-size:.875rem;line-height:1.3;display:grid}.week-matrix__lesson strong{font-size:.75rem;line-height:1.3}.week-matrix__lesson span{color:var(--muted)}.week-matrix__lesson em{color:var(--accent);font-size:.625rem;font-style:normal}.week-matrix__hint{color:var(--muted);font:500 .875rem/1.4 var(--mono);margin:12px 0 0}.week-matrix--official .week-matrix__lesson{background:0 0;border-left:0;padding:4px;font-size:.625rem}.week-matrix--official .week-matrix__lesson strong{font-size:.6875rem}.week-three-days{gap:28px;display:grid}.week-three-days__chunk{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden}.week-three-days__head,.week-three-days__columns{grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.week-three-days__head{background:var(--soft)}.week-three-days__head a{border-right:1px solid var(--line);color:var(--muted);font:600 .75rem/1.2 var(--mono);gap:4px;padding:12px 10px;display:grid}.week-three-days__head 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var(--group-wave-open-ease) both;will-change:clip-path}.group-overlay__panel{z-index:2;gap:16px;width:min(100%,34rem);display:grid;position:relative}.group-overlay--opening .group-overlay__panel{animation:group-overlay-panel-open var(--motion-expand) var(--ease-soft) calc(var(--group-wave-duration) * var(--wave-panel-in)) both}.group-overlay--leaving:before{animation:group-overlay-wave-close var(--group-wave-duration) var(--ease-soft) .18s both;will-change:clip-path}.group-overlay--leaving .group-overlay__panel{pointer-events:none;animation:.18s cubic-bezier(.4,0,1,1) both group-overlay-panel-close}.group-overlay h2{letter-spacing:-.06em;margin:0;font-size:clamp(2rem,8vw,3rem);font-weight:600;line-height:1}.group-overlay__lead{max-width:34rem;color:color-mix(in srgb, var(--pine-light) 80%, transparent);margin:-2px 0 8px;line-height:1.55}.group-overlay__field{gap:8px;display:grid;position:relative}.group-overlay__field label{color:color-mix(in srgb, var(--pine-light) 80%, transparent);font:600 .75rem/1.3 var(--mono)}.group-overlay__field:after{border-right:2px solid var(--pine-accent);border-bottom:2px solid var(--pine-accent);content:"";pointer-events:none;width:9px;height:9px;position:absolute;bottom:19px;right:19px;transform:rotate(45deg)translateY(-2px)}.group-overlay__field select{border:1px solid color-mix(in srgb, var(--pine-accent) 34%, transparent);background:color-mix(in srgb, var(--pine-light) 8%, var(--pine));width:100%;min-height:54px;color:var(--pine-light);font:650 1rem/1.2 var(--sans);appearance:none;transition:border-color .16s var(--ease), background-color .16s var(--ease), box-shadow .16s var(--ease);border-radius:16px;outline:none;padding:0 48px 0 18px}.group-overlay__field select:focus-visible{border-color:var(--pine-accent);outline:2px solid var(--pine-accent);outline-offset:3px;box-shadow:0 0 0 3px color-mix(in srgb, var(--pine-accent) 26%, transparent)}.group-overlay__leader,.group-overlay__direction{color:color-mix(in srgb, 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