/* Russian introduction; shared navigation, typography and scientific sections retained. */
.o-hero{display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center;padding-block:45px}.o-hero h1{font-size:clamp(30px,3.4vw,46px);line-height:1.16;letter-spacing:-1px;margin:0 0 22px}.o-hero p{max-width:760px}.o-hero-image{width:100%;height:auto;display:block}.o-labels{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0}.o-labels li{border:1px solid #cfdeee;background:#f4f8fe;border-radius:20px;padding:5px 12px;font-size:15px}.o-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-block:24px}.o-secondary{font-weight:600;padding:12px}.o-section{padding-block:40px;border-top:1px solid var(--e-line);scroll-margin-top:110px}.o-section h2{font-size:clamp(27px,3vw,38px);line-height:1.25;margin:0 0 20px}.o-section h3{font-size:21px;line-height:1.35;margin:0 0 12px}.o-grid{display:grid;gap:22px}.o-three{grid-template-columns:repeat(3,minmax(0,1fr))}.o-two{grid-template-columns:repeat(2,minmax(0,1fr))}.o-card{border:1px solid var(--e-line);border-radius:16px;overflow:hidden;background:#fff}.o-card img{width:100%;height:165px;object-fit:contain;background:#f4f8fc}.o-card>div{padding:23px}.o-card p,.o-catalog p{font-size:16px;line-height:1.6}.o-catalog{grid-template-columns:repeat(2,minmax(0,1fr));padding-inline-start:28px}.o-catalog li{padding:15px}.o-catalog h3{font-size:19px}.o-section summary{cursor:pointer;font-weight:600;padding:18px;min-height:48px}.o-section details{border:1px solid #cddceb;border-radius:10px;scroll-margin-top:110px}.o-situations{display:grid;gap:12px}.o-situation[open]{background:#f4f8fe;border-color:#829fbf}.o-situation>div{padding:0 24px 16px}.o-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));list-style:none;padding:0;gap:23px;counter-reset:step}.o-flow li{position:relative;background:#eef5fc;border-radius:12px;padding:22px;counter-increment:step}.o-flow li:before{content:counter(step,decimal-leading-zero);display:block;color:#315f8e;font-size:15px;margin-bottom:12px}.o-flow li:not(:last-child):after{content:'→';position:absolute;right:-20px;top:45%;font-size:24px}.o-flow h3{font-size:19px;overflow-wrap:anywhere}.o-flow p{font-size:16px}.o-note{font-size:16px;color:#435e7c}.o-outcome{padding:25px;border:1px solid #cbdcec;border-left:5px solid #347060;border-radius:12px;background:#f5faf7}.o-outcome-1{border-left-color:#426ca0;background:#f2f7fe}.o-outcome-2{border-left-color:#9a732a;background:#fffbef}.o-outcome-3{border-left-color:#795a87;background:#faf6fc}.o-outcome>span{font-size:15px;font-weight:bold}.o-outcome h3{margin-top:8px}.o-coordination{background:#f6f9fd;padding:32px;border-radius:16px}.o-assistant{margin-block:30px}.o-assistant h2{max-width:900px}.explorer-page :focus-visible{outline:3px solid #1659b7;outline-offset:4px}.o-section a{ text-underline-offset:4px}
@media(max-width:1000px){.o-three{grid-template-columns:repeat(2,minmax(0,1fr))}.o-flow{grid-template-columns:repeat(2,minmax(0,1fr))}.o-flow li:nth-child(2):after{content:none}.o-hero{grid-template-columns:1fr}.o-hero>div:last-child{display:grid;grid-template-columns:1fr 1fr;align-items:center}.o-hero-image{max-height:240px;object-fit:contain}}
@media(max-width:600px){.o-three,.o-two,.o-catalog,.o-flow{grid-template-columns:1fr}.o-flow li:not(:last-child):after{content:'↓';right:20px;top:auto;bottom:-26px;z-index:1}.o-hero{padding-block:25px;gap:12px}.o-hero>div:last-child{display:block}.o-hero-image{max-height:190px}.o-section{padding-block:28px}.o-coordination{padding:22px}.o-actions{align-items:stretch;flex-direction:column}.o-catalog{padding-inline-start:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto!important}.explorer-page *{animation:none!important;transition:none!important}}

/* AA contrast for normal-size button text; scoped to the RU homepage. */
.explorer-page:not(.concept-page) .e-button{background:#1556bd;border-color:#1556bd}.o-purpose{color:#0c2e5d;font-size:19px;line-height:1.5}.o-grid>*,.o-flow>*,.o-hero>*{min-width:0}
/* v73: one introduction, one practical entry, compact scientific links. */
.o-entry .e-discovery{margin-block:20px}.o-entry .o-assistant{margin-block:16px}.o-topic-link{margin-block:12px}.o-science .e-principles{margin-block:10px;padding-block:16px}.o-science .e-principles .e-section-heading{display:none}.o-science details{margin-block:20px}.o-entry .o-assistant p{font-size:16px}.o-section{padding-block:30px}
@media(max-width:600px){.o-section{padding-block:24px}}

/* RU footer navigation accommodates the collaboration entry on narrow screens. */
.explorer-page .e-footer nav{flex-wrap:wrap}

/* Conditions and linked life spheres. */
.o-labels li{padding:0}.o-labels a{display:flex;align-items:center;min-height:44px;padding:7px 12px;border-radius:20px;color:#0c2e5d;text-decoration:underline;text-underline-offset:3px}.o-labels a:hover{background:#e1ecfa}.o-labels-title{font-weight:600}.o-conditions{margin-block:28px;padding-block:24px;border-block:1px solid #cddceb;scroll-margin-top:120px}.o-condition-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 32px;padding-inline-start:26px}.o-condition-list li{padding-inline-start:4px;overflow-wrap:anywhere}.o-catalog h3{scroll-margin-top:120px}.o-catalog-next{padding:0 20px 20px}.o-card a{display:inline-block;padding-block:10px}.o-hero>div:last-child .o-labels-title{grid-column:1/-1}@media(max-width:600px){.o-condition-list{grid-template-columns:1fr}}

/* Logical flow and borders for Hebrew. Diagrams retain their explicit arrow geometry. */
[dir="rtl"] .o-hero h1{letter-spacing:normal}
[dir="rtl"] .o-flow li:not(:last-child):after{content:'←';right:auto;left:-20px}
[dir="rtl"] .o-outcome{border-left-width:1px;border-inline-start-width:5px}
[dir="rtl"] .nv-note{border-left:0;border-inline-start:4px solid #1b61d5}
@media(max-width:1000px){[dir="rtl"] .o-flow li:nth-child(2):after{content:none}}
@media(max-width:600px){[dir="rtl"] .o-flow li:not(:last-child):after{content:'↓';right:auto;left:20px}}

[dir="rtl"] .co-roadmap article{border-left:0;border-inline-start:4px solid #3672aa;border-radius:10px 0 0 10px}

.o-management-card{display:block;min-width:0;overflow:hidden;border:1px solid #cddceb;border-radius:20px;background:#fff;color:#0c2e5d;text-decoration:none;box-shadow:0 8px 28px #0c2e5d0a}.o-management-card>img{display:block;width:100%;height:auto}.o-management-labels{display:grid;grid-template-columns:1fr 1fr;gap:18px;padding:14px 18px 24px;text-align:center;font-weight:600;font-size:16px;line-height:1.5}.o-management-caption{padding:24px;border-top:1px solid #e1eaf4;background:#f5f9ff}.o-management-caption h2{font-size:24px;line-height:1.3;margin:0 0 12px}.o-management-caption>span{color:#1556bd;font-weight:600}.o-management-caption>span:last-child{float:inline-end;font-size:24px}.o-management-card:hover{border-color:#1556bd;box-shadow:0 8px 28px #0c2e5d18}.o-management-card:focus-visible{outline:3px solid #1556bd;outline-offset:5px}@media(max-width:600px){.o-management-labels{font-size:14px;padding-inline:12px;gap:12px}.o-management-caption{padding:20px}}