/* Inner-page primitives (extends orbintu.css). Same DNA as the homepage: black / warm white / orange, pixel system text, thin technical borders. */
main { position: relative; }
.ob-phero { position: relative; padding: var(--space-hero) 0 var(--space-normal); overflow: clip; }
.ob-phero::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5; background-image: linear-gradient(rgba(250,104,12,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(250,104,12,.07) 1px, transparent 1px); background-size: 48px 48px; mask-image: radial-gradient(ellipse 70% 80% at 30% 20%, #000 0%, transparent 72%); -webkit-mask-image: radial-gradient(ellipse 70% 80% at 30% 20%, #000 0%, transparent 72%); }
.ob-phero__in { position: relative; display: grid; gap: var(--hero-gap); }
.ob-h1 { font-family: var(--font-heading, ui-monospace, monospace); font-size-adjust: var(--fsa-heading); font-weight: 400; font-size: clamp(38px, 6.6vw, 96px); line-height: 1; letter-spacing: -.02em; color: #fff; max-width: 17ch; text-wrap: balance; text-shadow: 1px 1px 0 rgba(255,255,255,.25); }
.ob-h1--big { max-width: 22ch; font-size: clamp(32px, 5.2vw, 78px); }
.ob-h1 em { font-style: normal; color: var(--copper-500, #fa680c); }
.ob-lead { font-family: var(--font-body-alt, monospace); font-size: clamp(16px, 1.6vw, 24px); line-height: 1.32; color: var(--stone-300, #cecdc9); max-width: 46rem; }
.ob-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }
/* hero: text column + visual column on the shared grid (cube is a HERO ANCHOR, never pinned to the viewport edge) */
.ob-phero__cube { display: grid; place-items: center; justify-self: center; align-self: center; margin-top: 8px; } .ob-phero__cube svg { height: clamp(120px, 26vw, 140px); width: auto; }
@media (min-width: 900px) {
  .ob-phero__in:has(> .ob-phero__cube, > .ob-phero__aside) { grid-template-columns: minmax(0, 57fr) minmax(0, 43fr); column-gap: clamp(32px, 5vw, 88px); }
  .ob-phero__in > * { grid-column: 1; } .ob-phero__in > .ob-crumb { grid-column: 1 / -1; }
  .ob-phero__in > .ob-phero__cube, .ob-phero__in > .ob-phero__aside { grid-column: 2; grid-row: 2 / span 3; margin-top: 0; } .ob-phero__in:not(:has(> .ob-ctas)) > .ob-phero__cube { grid-row: 2 / span 2; }
  .ob-phero__cube svg { height: clamp(170px, 19vw, 280px); }
}
.ob-ps { padding-block: var(--section-gap); position: relative; }
.ob-ps--tight { padding-block: clamp(24px, 3.5vw, 56px); } .ob-ps--rule { border-top: 1px solid var(--stone-700, #292623); }
.ob-head2 { display: grid; gap: 20px; justify-items: start; margin-bottom: clamp(24px, 3.5vw, 48px); max-width: 52rem; }
.ob-h2 { font-family: var(--font-heading, ui-monospace, monospace); font-size-adjust: var(--fsa-heading); font-weight: 400; font-size: clamp(30px, 4vw, 56px); line-height: 1.04; letter-spacing: -.015em; color: #fff; text-wrap: balance; } .ob-h2 em { font-style: normal; color: var(--copper-500, #fa680c); }
.ob-lead2 { font-family: var(--font-body-alt, monospace); font-size: clamp(15px, 1.4vw, 21px); line-height: 1.38; color: var(--stone-300, #cecdc9); max-width: 40rem; }
.ob-tag { display: inline-block; font-family: var(--ob-font); text-transform: uppercase; font-size: var(--type-label); letter-spacing: .12em; color: var(--copper-500, #fa680c); border: 1px solid var(--dim-copper, #aa4b10); padding: 2px 8px; }
.ob-ph { display: grid; gap: 14px; justify-items: start; max-width: 40rem; font-family: var(--font-body-alt, monospace); font-size: 16px; line-height: 1.45; color: var(--stone-300, #cecdc9); }
.ob-endcta { border-top: 1px solid var(--stone-700, #292623); background: linear-gradient(var(--stone-900, #16120f), #0c0906); padding-block: var(--closing-cta-pad) !important; }
.ob-endcta__in { display: grid; gap: 18px; justify-items: center; text-align: center; } .ob-endcta__cube svg { height: clamp(84px, 10vw, 130px); width: auto; }
.ob-endcta .ob-h2 { max-width: 24ch; font-size: clamp(26px, 3.2vw, 44px); } .ob-endcta .ob-lead2 { margin-inline: auto; }
.ob-mono { font-family: var(--ob-font); text-transform: uppercase; letter-spacing: .06em; }
@media (min-width: 1000px) { .ob-pers { grid-template-columns: minmax(260px, 3fr) minmax(0, 9fr); } .ob-pers__tabs { position: sticky; top: 112px; } }
@media (min-width: 1000px) { .ob-ptab span { display: block; } }
.ob-meters { display: grid; gap: 12px; padding: 12px 18px 16px; } @media (min-width: 720px) { .ob-meters { grid-template-columns: 1fr 1fr; gap: 28px; } }
.ob-cc { display: grid; gap: 20px; } @media (min-width: 800px) { .ob-cc { grid-template-columns: 1fr 1fr; gap: 0; } }
.ob-cc__c { padding: 28px 32px; border: 1px solid var(--stone-700, #292623); background: var(--stone-800, #201c19); } .ob-cc__c--b { background: transparent; border-color: var(--dim-copper, #aa4b10); }
.ob-cc h3 { font-family: var(--ob-font); font-weight: 400; font-size: 15px; letter-spacing: .12em; color: var(--copper-500, #fa680c); margin: 0 0 16px; } .ob-cc ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; } .ob-cc li { font-family: var(--font-body-alt, monospace); font-size: 16px; line-height: 1.35; color: var(--stone-200, #e6e5e0); padding-left: 18px; position: relative; } .ob-cc li::before { content: ""; position: absolute; left: 0; top: .5em; width: 8px; height: 8px; background: var(--copper-500, #fa680c); }
@media (max-width: 899px) {
  .ob-tmd { grid-template-columns: 1fr; gap: 6px; } .ob-tmd__c2 { display: none; } .ob-tmd__c1, .ob-tmd__ws { grid-column: 1; grid-row: auto; }
}
.dt { display: inline-block; width: 8px; height: 8px; margin-right: 10px; } .dt--w { background: var(--ob-cy); } .dt--n { background: var(--ob-c); animation: ob-blink 1.4s steps(2) infinite; } .dt--x { background: var(--ob-dd); }
.ob-cc--3 { display: grid; gap: 16px; } @media (min-width: 900px) { .ob-cc--3 { grid-template-columns: repeat(3, 1fr); gap: 0; } }
/* ═════════ /trust ═════════ */
.ob-eqs { display: grid; } .ob-eqrow { display: grid; gap: 10px; padding: clamp(22px, 3vw, 40px) 0; border-top: 1px solid var(--stone-700, #292623); position: relative; outline: none; } .ob-eqrow:last-child { border-bottom: 1px solid var(--stone-700, #292623); }
@media (min-width: 900px) { .ob-eqrow { grid-template-columns: 7fr 4fr; align-items: center; gap: 40px; } }
.ob-eqrow::before { content: ""; position: absolute; left: 0; top: -1px; height: 1px; width: 100%; background: var(--copper-500, #fa680c); transform: scaleX(0); transform-origin: left; transition: transform .5s steps(10); } .ob-eqrow:hover::before, .ob-eqrow:focus-visible::before { transform: scaleX(1); }
.ob-eqrow__t { font-family: var(--ob-font); text-transform: uppercase; font-size: clamp(26px, 4.6vw, 68px); line-height: 1; color: var(--copper-500, #fa680c); display: flex; flex-wrap: wrap; gap: .1em .3em; align-items: baseline; text-shadow: 0 0 22px rgba(250,104,12,.3); } .ob-eqrow__t em { font-style: normal; color: #fff; }
.ob-eqrow__d { font-family: var(--font-body-alt, monospace); font-size: 17px; line-height: 1.35; color: var(--stone-300, #cecdc9); }
.ob-trust2 { display: grid; gap: 24px; } @media (min-width: 1000px) { .ob-trust2 { grid-template-columns: 1fr 1fr; align-items: start; } }
.ob-perm { padding: 6px 16px; } .ob-perm__r { display: grid; grid-template-columns: 1fr auto; gap: 8px 14px; align-items: center; padding: 14px 0; border-bottom: 1px solid #2a1305; } .ob-perm__r > b { font-weight: 400; font-size: 17px; letter-spacing: .06em; }
.ob-perm__st { font-size: var(--type-body-s); text-align: right; color: var(--ob-d); } .ob-perm__r[data-state=allowed] .ob-perm__st { color: var(--ob-ok); } .ob-perm__r[data-state=ask] .ob-perm__st { color: var(--ob-amber); } .ob-perm__r[data-state=never] .ob-perm__st { color: var(--ob-red); }
.ob-seg3 { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--ob-dd); } .ob-seg3 button { font-family: var(--ob-font); text-transform: uppercase; font-size: var(--type-label); letter-spacing: .08em; padding: 8px 6px; color: var(--ob-d); background: transparent; cursor: var(--cursor-hover); border-right: 1px solid var(--ob-dd); transition: background .1s linear, color .1s linear; } .ob-seg3 button:last-child { border-right: 0; }
.ob-seg3 button:hover { color: #fff; } .ob-seg3 button[aria-checked="true"] { color: #050200; background: var(--ob-c); } .ob-perm__r[data-state=allowed] button[aria-checked="true"] { background: var(--ob-ok); } .ob-perm__r[data-state=never] button[aria-checked="true"] { background: var(--ob-red); } .ob-perm__r[data-state=ask] button[aria-checked="true"] { background: var(--ob-amber); }
.ob-seg3 button:focus-visible { outline: 2px solid #fff; outline-offset: -2px; } .ob-perm__n { padding: 10px 16px 14px; }
.ob-dec { padding: 18px; display: grid; gap: 16px; } .ob-dec h3 { margin: 0; font-family: var(--font-heading, serif); font-size-adjust: var(--fsa-heading); font-weight: 400; font-size: clamp(26px, 3vw, 40px); color: #fff; text-transform: none; }
.ob-dec dl { margin: 0; display: grid; gap: 12px; } .ob-dec dl > div { display: grid; gap: 3px; } .ob-dec dt { font-size: var(--type-label); letter-spacing: .12em; color: var(--ob-d); } .ob-dec dd { margin: 0; text-transform: none; font-size: 16px; color: #f4d7bf; }
.ob-dec[data-mode=never] dd, .ob-dec[data-mode=never] h3 { opacity: .8; } .ob-dec__ev { list-style: none; margin: 0; padding: 0; columns: 2; gap: 20px; font-size: var(--type-body-s); text-transform: none; color: var(--ob-d); } .ob-dec__ev li { padding: 5px 0; border-bottom: 1px dashed var(--ob-dd); } .ob-dec__ev li::before { content: "✓ "; color: var(--ob-ok); }
.ob-dec__b { display: flex; flex-wrap: wrap; gap: 8px; } .ob-dec__b[hidden], .ob-dec__ev[hidden] { display: none; }
.ob-dec__b button, .ob-ctlb { font-family: var(--ob-font); text-transform: uppercase; font-size: var(--type-body-s); letter-spacing: .08em; padding: 11px 18px; border: 1px solid var(--ob-d); color: var(--ob-c); background: transparent; cursor: var(--cursor-hover); transition: background .12s linear, color .12s linear; }
.ob-dec__b button:hover, .ob-ctlb:hover { background: rgba(250,104,12,.14); color: #fff; } .ob-dec__b .p { background: var(--ob-c); color: #050200; } .ob-dec__b .p:hover { background: #ff8a3c; color: #050200; } .ob-dec__b button:focus-visible, .ob-ctlb:focus-visible, .ob-qb:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.ob-dec__out, .ob-ctl__eff { text-transform: none; font-size: 16px; line-height: 1.4; color: #f4d7bf; min-height: 3em; }
.ob-ctl__bar { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-bottom: 16px; } @media (min-width: 720px) { .ob-ctl__bar { grid-template-columns: repeat(6, 1fr); } }
.ob-ctlb { padding: 16px 8px; font-size: 15px; text-align: center; } .ob-ctlb[aria-pressed="true"] { background: var(--ob-c); color: #050200; }
.ob-ctlscr .ob-ctl__eff { padding: 22px 20px; font-size: clamp(16px, 1.8vw, 22px); }
.ob-qa { display: grid; gap: 16px; } @media (min-width: 1000px) { .ob-qa { grid-template-columns: 5fr 7fr; align-items: start; } }
.ob-qa__q { display: grid; border: 1px solid var(--stone-700, #292623); } .ob-qb { text-align: left; font-family: var(--font-body-alt, monospace); font-size: 17px; line-height: 1.3; padding: 16px 18px; color: var(--stone-300, #cecdc9); background: transparent; border-bottom: 1px solid var(--stone-700, #292623); cursor: var(--cursor-hover); position: relative; transition: background .12s linear; } .ob-qb:last-child { border-bottom: 0; }
.ob-qb::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--copper-500, #fa680c); transform: scaleY(0); transition: transform .14s steps(4); } .ob-qb:hover { background: var(--stone-800, #201c19); color: #fff; } .ob-qb[aria-selected="true"] { background: var(--stone-800, #201c19); color: #fff; } .ob-qb[aria-selected="true"]::before { transform: scaleY(1); }
.ob-qa__a { padding: 22px 20px; text-transform: none; outline: none; } .ob-qa__a p { font-size: clamp(17px, 1.9vw, 24px); line-height: 1.35; color: #fff; margin: 0; } .ob-qa__n { padding: 0 20px 16px; text-transform: none; }
.ob-principle { font-family: var(--font-heading, serif); font-size-adjust: var(--fsa-heading); font-size: clamp(34px, 6vw, 88px); line-height: 1.02; color: #fff; max-width: 18ch; letter-spacing: -.02em; text-wrap: balance; }
.ob-note { font-family: var(--ob-font); text-transform: uppercase; font-size: var(--type-label); letter-spacing: .1em; color: var(--ob-d); }
/* ═════════ shared banner + small controls ═════════ */
.ob-banner { font-family: var(--font-body-alt, monospace); font-size: 15px; line-height: 1.4; color: var(--stone-200, #e6e5e0); border: 1px dashed var(--copper-500, #fa680c); background: rgba(250,104,12,.06); padding: 14px 18px; max-width: 60rem; margin: 0 0 8px; } .ob-banner b { font-family: var(--ob-font); font-weight: 400; letter-spacing: .1em; color: var(--copper-500, #fa680c); margin-right: 6px; }
.ob-btn2 { font-family: var(--ob-font); text-transform: uppercase; font-size: var(--type-body-s); letter-spacing: .08em; padding: 11px 18px; border: 1px solid var(--ob-d); color: var(--ob-c); background: transparent; cursor: var(--cursor-hover); } .ob-btn2:hover { background: var(--ob-c); color: #050200; } .ob-btn2:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
/* ═════════ /developers ═════════ */
.ob-phero--dev .ob-lead { font-family: var(--ob-font); text-transform: none; font-size: clamp(16px, 1.7vw, 24px); line-height: 1.55; color: var(--stone-200, #e6e5e0); }
.ob-dev { display: grid; gap: 16px; } @media (min-width: 1000px) { .ob-dev { grid-template-columns: 3fr 9fr; align-items: start; } .ob-dev__tabs { position: sticky; top: 112px; } }
.ob-dev__tabs { display: grid; border: 1px solid var(--stone-700, #292623); } @media (max-width: 999px) { .ob-dev__tabs { grid-template-columns: repeat(2, 1fr); } }
.ob-dev__tabs button { display: flex; justify-content: space-between; align-items: baseline; padding: 12px 16px; border-bottom: 1px solid var(--stone-700, #292623); background: transparent; cursor: var(--cursor-hover); text-align: left; position: relative; color: var(--stone-300, #cecdc9); transition: background .1s linear; }
.ob-dev__tabs b { font-family: var(--ob-font); font-weight: 400; font-size: 15px; letter-spacing: .06em; } .ob-dev__tabs i { font-style: normal; font-family: var(--ob-font); font-size: var(--type-label); color: var(--stone-500, #645e54); }
.ob-dev__tabs button::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--copper-500, #fa680c); transform: scaleY(0); transform-origin: top; transition: transform .14s steps(4); } .ob-dev__tabs button:hover { background: var(--stone-800, #201c19); } .ob-dev__tabs button[aria-selected="true"] { background: var(--stone-800, #201c19); color: var(--copper-500, #fa680c); } .ob-dev__tabs button[aria-selected="true"]::before { transform: scaleY(1); } .ob-dev__tabs button:focus-visible { outline: 2px solid var(--copper-500, #fa680c); outline-offset: -2px; }
.ob-op { padding: 18px; display: grid; gap: 14px; outline: none; } .ob-op__d { text-transform: none; font-size: clamp(16px, 1.6vw, 20px); line-height: 1.35; color: #f4d7bf; max-width: 46rem; margin: 0; }
.ob-op__rel { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; } .ob-op__rel em { font-style: normal; font-size: var(--type-label); letter-spacing: .12em; color: var(--ob-d); margin-right: 4px; } .ob-op__rel span { border: 1px solid var(--ob-dd); padding: 2px 10px; font-size: var(--type-label); color: var(--ob-c); }
.ob-evts { display: flex; flex-wrap: wrap; gap: 8px; padding: 16px 18px 6px; } .ob-evt { font-size: var(--type-label); letter-spacing: .06em; padding: 4px 10px; border: 1px solid var(--ob-dd); color: var(--ob-d); transition: background .1s linear, color .1s linear, border-color .1s linear; } .ob-evt.on { background: var(--ob-c); color: #050200; border-color: var(--ob-c); }
.ob-evlog { list-style: none; margin: 0; padding: 8px 18px 8px; min-height: 260px; } .ob-evlog li { display: grid; grid-template-columns: 56px 220px 1fr; gap: 12px; align-items: baseline; padding: 10px 0; border-bottom: 1px solid #2a1305; animation: ob-fade .3s steps(4) both; } @media (max-width: 767px) { .ob-evlog li { grid-template-columns: 50px 1fr; } .ob-evlog li code { grid-column: 1 / -1; } .ob-evlog { min-height: 0; } }
.ob-evlog li[hidden] { display: none; } .ob-evlog time { font-size: var(--type-label); color: var(--ob-d); } .ob-evlog code { font-family: var(--font-mono, ui-monospace, monospace); text-transform: none; letter-spacing: 0; font-size: var(--type-body-s); color: var(--ob-cy); text-shadow: none; word-break: break-word; }
.ob-evbar { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; padding: 8px 18px 18px; }
.ob-surfs { border-top: 1px solid var(--stone-700, #292623); } .ob-surf { display: grid; grid-template-columns: 160px 1fr auto; gap: 16px; align-items: baseline; padding: 20px 0; border-bottom: 1px solid var(--stone-700, #292623); } @media (max-width: 720px) { .ob-surf { grid-template-columns: 1fr auto; } .ob-surf span { grid-column: 1 / -1; grid-row: 2; } }
.ob-surf b { font-family: var(--ob-font); font-weight: 400; font-size: 20px; letter-spacing: .06em; color: #fff; } .ob-surf span { font-family: var(--font-body-alt, monospace); font-size: 15px; color: var(--stone-300, #cecdc9); }
.ob-mat { font-style: normal; font-family: var(--ob-font); font-size: var(--type-label); letter-spacing: .12em; padding: 3px 10px; border: 1px dashed currentColor; } .ob-mat--concept { color: var(--stone-300, #cecdc9); } .ob-mat--exploring { color: var(--ob-amber); } .ob-mat--planned { color: var(--ob-cy); }
/* ═════════ /about — editorial ═════════ */
.ob-read { font-family: var(--font-heading, serif); font-size-adjust: var(--fsa-heading); font-size: clamp(28px, 4.2vw, 62px); line-height: 1.12; letter-spacing: -.015em; max-width: 30ch; text-wrap: pretty; margin: 0; } .ob-read .w { color: var(--stone-600, #3d3934); transition: color .25s linear; } .ob-read .w.on { color: #fff; }
.ob-evo { display: grid; gap: 0; } @media (min-width: 900px) { .ob-evo { grid-template-columns: 1fr 1fr 1.5fr; } }
.ob-evo__c { padding: 28px 28px 32px 0; border-top: 1px solid var(--stone-600, #3d3934); position: relative; display: grid; gap: 14px; align-content: start; } @media (min-width: 900px) { .ob-evo__c { padding-right: 40px; } }
.ob-evo__c::before { content: ""; position: absolute; left: 0; top: -1px; height: 2px; width: 100%; background: var(--copper-500, #fa680c); transform-origin: left; } .ob-anim .ob-evo__c::before { transform: scaleX(0); } .ob-anim .run .ob-evo__c::before { transform: scaleX(1); transition: transform .6s steps(10); } .ob-evo__c--now::before { transform: scaleX(1); }
.ob-evo__c em { font-style: normal; font-family: var(--ob-font); letter-spacing: .14em; font-size: 16px; color: var(--stone-400, #9f9b92); } .ob-evo__c--now em { color: var(--copper-500, #fa680c); }
.ob-evo__c p { font-family: var(--font-heading, serif); font-size-adjust: var(--fsa-heading); font-size: clamp(26px, 3.2vw, 46px); line-height: 1.08; color: var(--stone-300, #cecdc9); margin: 0; max-width: 16ch; } .ob-evo__c--now p { color: #fff; max-width: 26ch; }
.ob-prin { list-style: none; margin: 0; padding: 0; } .ob-prin li { display: grid; grid-template-columns: 56px 1fr; gap: 4px 18px; padding: clamp(18px, 2.4vw, 32px) 0; border-top: 1px solid var(--stone-700, #292623); align-items: baseline; transition: padding-left .25s steps(6); } .ob-prin li:last-child { border-bottom: 1px solid var(--stone-700, #292623); }
@media (min-width: 900px) { .ob-prin li { grid-template-columns: 72px minmax(0, 8fr) minmax(0, 3.4fr); column-gap: clamp(18px, 3vw, 48px); } } .ob-prin li:hover { padding-left: 14px; } .ob-prin .n { font-family: var(--ob-font); font-size: var(--type-body-s); color: var(--copper-500, #fa680c); }
.ob-prin h3 { margin: 0; font-family: var(--font-heading, serif); font-size-adjust: var(--fsa-heading); font-weight: 400; font-size: clamp(26px, 3.6vw, 54px); line-height: 1.04; letter-spacing: -.015em; color: #fff; text-transform: none; text-wrap: balance; } .ob-prin li:hover h3 { color: var(--copper-500, #fa680c); }
.ob-prin p { grid-column: 2; margin: 0; font-family: var(--font-body-alt, monospace); font-size: 15px; line-height: 1.4; color: var(--stone-300, #cecdc9); } @media (min-width: 900px) { .ob-prin p { grid-column: 3; } }
.ob-mark { display: grid; gap: 40px; } @media (min-width: 900px) { .ob-mark { grid-template-columns: 5fr 6fr; align-items: center; } }
.ob-mark__c { position: relative; display: grid; place-items: center; min-height: 160px; } .ob-mark__c .ob-mark-o { width: 96px; height: 96px; }   /* one brand object, not a hero */
.ob-mark__t p { font-family: var(--font-body-alt, monospace); font-size: clamp(16px, 1.5vw, 20px); line-height: 1.42; color: var(--stone-200, #e6e5e0); margin: 0 0 18px; max-width: 40rem; }
/* ═════════ /research — index ═════════ */
.ob-ri { display: grid; gap: 22px; } @media (min-width: 1000px) { .ob-ri { grid-template-columns: 3fr 9fr; align-items: start; } .ob-ri__f { position: sticky; top: 112px; } }
.ob-ri__f { display: flex; flex-wrap: wrap; gap: 8px; align-content: start; } @media (min-width: 1000px) { .ob-ri__f { display: grid; gap: 0; border: 1px solid var(--stone-700, #292623); } }
.ob-rc { font-family: var(--ob-font); text-transform: uppercase; font-size: var(--type-label); letter-spacing: .06em; padding: 9px 12px; border: 1px solid var(--stone-600, #3d3934); color: var(--stone-300, #cecdc9); background: transparent; cursor: var(--cursor-hover); text-align: left; display: flex; justify-content: space-between; gap: 10px; transition: background .1s linear, color .1s linear; } .ob-rc i { font-style: normal; color: var(--stone-500, #645e54); }
@media (min-width: 1000px) { .ob-rc { border: 0; border-bottom: 1px solid var(--stone-700, #292623); padding: 12px 14px; } .ob-rc:last-child { border-bottom: 0; } }
.ob-rc:hover { background: var(--stone-800, #201c19); color: #fff; } .ob-rc[aria-pressed="true"] { background: var(--copper-500, #fa680c); color: #050200; border-color: var(--copper-500, #fa680c); } .ob-rc[aria-pressed="true"] i { color: #050200; } .ob-rc:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.ob-ri__l { display: grid; border-top: 1px solid var(--stone-600, #3d3934); } .ob-rr { border-bottom: 1px solid var(--stone-700, #292623); padding: 4px 0 20px; } .ob-rr[hidden] { display: none; }
.ob-rr h3 { margin: 0; } .ob-rr__b { width: 100%; display: grid; grid-template-columns: 76px 1fr auto 24px; gap: 14px; align-items: center; padding: 18px 0 8px; text-align: left; background: transparent; cursor: var(--cursor-hover); }
@media (max-width: 720px) { .ob-rr__b { grid-template-columns: 60px 1fr 24px; } .ob-rr__b .st { grid-column: 2; grid-row: 2; justify-self: start; } }
.ob-rr__b .id { font-family: var(--ob-font); font-size: 15px; color: var(--copper-500, #fa680c); letter-spacing: .06em; } .ob-rr__b .t { font-family: var(--ob-font); font-size: clamp(17px, 2vw, 26px); letter-spacing: .04em; color: #fff; text-transform: uppercase; font-weight: 400; } .ob-rr__b:hover .t { color: var(--copper-500, #fa680c); } .ob-rr__b i { font-style: normal; font-family: var(--ob-font); color: var(--copper-500, #fa680c); text-align: right; }
.ob-rr__b:focus-visible { outline: 2px solid var(--copper-500, #fa680c); outline-offset: 2px; }
.st { font-family: var(--ob-font); font-size: var(--type-label); letter-spacing: .12em; padding: 3px 9px; border: 1px dashed currentColor; white-space: nowrap; } .ob-st--concept { color: var(--stone-300, #cecdc9); } .ob-st--research { color: var(--ob-cy); } .ob-st--work { color: var(--ob-amber); }
.ob-rr__q { margin: 0 0 0 90px; font-family: var(--font-body-alt, monospace); font-size: clamp(15px, 1.4vw, 19px); line-height: 1.4; color: var(--stone-300, #cecdc9); max-width: 44rem; } @media (max-width: 720px) { .ob-rr__q { margin-left: 0; } }
.ob-rr__d { margin: 14px 0 0 90px; padding: 16px 20px; border-left: 2px solid var(--copper-500, #fa680c); background: rgba(250,104,12,.05); } @media (max-width: 720px) { .ob-rr__d { margin-left: 0; } } .ob-rr__d[hidden] { display: none; } .ob-rr__d dl { margin: 0; display: grid; gap: 12px; } .ob-rr__d dt { font-family: var(--ob-font); font-size: var(--type-label); letter-spacing: .12em; color: var(--copper-500, #fa680c); } .ob-rr__d dd { margin: 3px 0 0; font-family: var(--font-body-alt, monospace); font-size: 15px; line-height: 1.4; color: var(--stone-200, #e6e5e0); }
.ob-ri__e { font-family: var(--font-body-alt, monospace); color: var(--stone-300, #cecdc9); padding: 24px 0; }
/* ═════════ /how-it-works ═════════ */
.ob-how { display: grid; gap: 24px; } @media (min-width: 1000px) { .ob-how { grid-template-columns: 3fr 9fr; gap: 48px; align-items: start; } .ob-how__side { position: sticky; top: 100px; } }
.ob-how__cube { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--ob-d); background: #0a0400; margin-bottom: 14px; font-family: var(--ob-font); text-transform: uppercase; color: var(--ob-c); font-size: var(--type-body-s); letter-spacing: .08em; } .ob-how__cube .ob-mark-o { width: 32px; height: 32px; flex: none; }
.ob-how__rail { list-style: none; margin: 0; padding: 0; display: none; gap: 14px; } @media (min-width: 1000px) { .ob-how__rail { display: grid; } }
.ob-how__rail > li > b { display: block; font-family: var(--ob-font); font-weight: 400; font-size: var(--type-label); letter-spacing: .14em; color: var(--stone-500, #645e54); margin-bottom: 4px; } .ob-how__rail ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--stone-700, #292623); }
.ob-how__rail a { display: flex; gap: 10px; padding: 5px 0 5px 12px; font-family: var(--ob-font); font-size: var(--type-body-s); letter-spacing: .04em; text-transform: uppercase; color: var(--stone-400, #9f9b92); margin-left: -1px; border-left: 2px solid transparent; transition: color .1s linear; } .ob-how__rail a span { color: var(--stone-500, #645e54); }
.ob-how__rail a:hover { color: #fff; } .ob-how__rail a.past { color: var(--stone-300, #cecdc9); border-left-color: var(--dim-copper, #aa4b10); } .ob-how__rail a.on { color: var(--copper-500, #fa680c); border-left-color: var(--copper-500, #fa680c); } .ob-how__rail a:focus-visible { outline: 2px solid var(--copper-500, #fa680c); outline-offset: 2px; }
.ob-hs { min-height: 58vh; padding: 36px 0 44px; border-top: 1px solid var(--stone-700, #292623); display: grid; gap: 14px; align-content: center; opacity: .5; transition: opacity .25s linear; outline: none; } .ob-hs.on, html:not(.ob-anim) .ob-hs { opacity: 1; }
.ob-hs__c { font-family: var(--ob-font); font-size: var(--type-label); letter-spacing: .14em; color: var(--copper-500, #fa680c); margin: 0; text-transform: uppercase; } .ob-hs h2 { margin: 0; font-family: var(--font-heading, serif); font-size-adjust: var(--fsa-heading); font-weight: 400; font-size: clamp(34px, 5.2vw, 78px); line-height: 1; letter-spacing: -.02em; color: #fff; }
.ob-hs__p { margin: 0; font-family: var(--font-body-alt, monospace); font-size: clamp(16px, 1.6vw, 22px); line-height: 1.35; color: var(--stone-200, #e6e5e0); max-width: 34rem; }
.ob-hs__r { display: grid; gap: 4px; border-left: 2px solid var(--dim-copper, #aa4b10); padding: 6px 0 6px 14px; max-width: 46rem; } .ob-hs.on .ob-hs__r { border-left-color: var(--copper-500, #fa680c); } .ob-hs__r em { font-style: normal; font-family: var(--ob-font); font-size: var(--type-label); letter-spacing: .14em; color: var(--stone-400, #9f9b92); }
.ob-hs__r code { font-family: var(--font-mono, ui-monospace, monospace); font-size: var(--type-body-s); line-height: 1.5; color: var(--ob-cy); text-transform: none; word-break: break-word; }
@media (max-width: 999px) { .ob-hs { min-height: 0; } }
@media (max-width: 560px) { .ob-orbi2__need .rr { grid-template-columns: 1fr; } .ob-orbi2__need .rr i { transform: rotate(90deg); } }
a.ob-btn2 { display: inline-block; } .ob-btn2.is-off { opacity: .4; pointer-events: none; }
/* ═════════ /ntu ═════════ */
.ob-chain { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; } .ob-chain span { font-family: var(--ob-font); font-size: clamp(12px, 1.3vw, 16px); letter-spacing: .08em; padding: 10px 14px; border: 1px solid var(--dim-copper, #aa4b10); color: var(--copper-500, #fa680c); } .ob-chain span:last-child { background: var(--copper-500, #fa680c); color: #050200; } .ob-chain i { width: clamp(10px, 2vw, 28px); height: 2px; background: var(--dim-copper, #aa4b10); }
@media (max-width: 899px) { .ob-trh { display: none; } .ob-trc { grid-template-columns: 1fr; gap: 4px; padding: 14px 16px; } .ob-trl { min-height: 0; } }
.ob-cg2s { display: grid; gap: 10px; grid-template-columns: repeat(2, 1fr); } .ob-anim .ob-cg2 { opacity: .45; } .ob-cg2 { border: 1px solid var(--ob-dd); padding: 14px; background: #0a0400; transition: opacity .2s linear, border-color .2s linear; } .ob-cg2.hit { opacity: 1; border-color: var(--ob-c); } .ob-cg2 b { display: block; font-weight: 400; font-size: var(--type-body-s); letter-spacing: .1em; color: var(--ob-c); margin-bottom: 10px; }
/* ORBI face semantics: labels, letters, connectors and legends all take the face colour */

/* equal-height heroes: content is centred in a shared minimum so every route opens with the same rhythm */
@media (min-width: 900px) { .ob-phero__in { width: 100%; } }   /* hero height = its content (layout.css spacing), never a viewport-height box */

/* small screens: panel headers wrap instead of pushing the page wider; crumbs stay on one line */
@media (max-width: 640px) { .ob-scr__hd { flex-wrap: wrap; row-gap: 6px; } .ob-scr__hd span { white-space: normal; min-width: 0; } }
.ob-crumb { white-space: nowrap; min-width: 0; } .ob-crumb > * { flex: none; }
/* hero aside (desktop only): quiet visual in the right column — never a decorative cube */
.ob-phero__aside { display: none; }
@media (min-width: 900px) { .ob-phero__aside { display: grid; align-content: center; justify-items: start; } }
@media (max-width: 720px) { .ob-dolist { grid-template-columns: 1fr; } .ob-dolist li { font-size: 16px; } }
/* ═══ public black-box compositions (docs/public-ip-exposure-register.md) ═══ */
/* /orbi — what ORBI does */
.ob-does { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 28px 44px; max-width: 1080px; }
.ob-does__i h3 { margin: 0 0 8px; font-family: var(--ob-font); font-weight: 400; font-size: var(--type-body-s); letter-spacing: .12em; color: var(--orbi-o, #fd7e01); }
.ob-does__i p { margin: 0; font-size: 16.5px; line-height: 1.5; color: #f4d7bf; text-transform: none; }
/* /orbi — the questions */
.ob-asks ul { list-style: none; margin: 0 0 16px; padding: 0; display: grid; gap: 12px; max-width: 760px; }
.ob-asks li { position: relative; padding-left: 22px; font-size: clamp(16px, 1.5vw, 20px); color: #fff; text-transform: none; }
.ob-asks li::before { content: ""; position: absolute; left: 0; top: .6em; width: 8px; height: 8px; background: var(--orbi-o, #fd7e01); }
.ob-asks__n { margin: 0; font-size: 15px; color: var(--ob-c); }
/* /orbi — outcome */
.ob-stay { max-width: 760px; }
.ob-stay__b { margin: 0 0 16px; font-size: clamp(20px, 2.2vw, 30px); line-height: 1.3; color: #fff; }
.ob-stay__b em { font-style: normal; color: var(--orbi-o, #fd7e01); }
.ob-stay p { margin: 0; font-size: 17px; line-height: 1.55; color: var(--ob-c); }
/* /ntu — where it sits */
.ob-place { border-left: 1px solid var(--ob-d); padding-left: 22px; max-width: 780px; }
.ob-place p { margin: 0 0 12px; font-size: clamp(18px, 1.8vw, 24px); line-height: 1.4; color: #fff; }
.ob-place b { font-weight: 400; }
.ob-place__n { font-size: 16.5px !important; color: var(--ob-c) !important; }
/* /how-it-works — three public stages */
.ob-stages { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(24px, 3vw, 48px); }
.ob-stage { border-top: 1px solid var(--ob-d); padding-top: 18px; }
.ob-stage__n { margin: 0 0 12px; font-family: var(--ob-font); font-size: var(--type-label); letter-spacing: .16em; color: var(--orbi-o, #fd7e01); }
.ob-stage h3 { margin: 0 0 12px; font-family: var(--ob-font); font-weight: 400; font-size: clamp(15px, 1.5vw, 19px); letter-spacing: .06em; line-height: 1.3; color: #fff; }
.ob-stage__p { margin: 0 0 16px; font-size: 16.5px; line-height: 1.5; color: #f4d7bf; text-transform: none; }
.ob-stage ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; }
.ob-stage li { position: relative; padding-left: 18px; font-size: var(--type-body-s); color: var(--ob-c); text-transform: none; }
.ob-stage li::before { content: ""; position: absolute; left: 0; top: .55em; width: 6px; height: 6px; border: 1px solid var(--ob-d); }
/* /capabilities */
.ob-kinds { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px 36px; max-width: 1080px; }
.ob-kinds__i { border-top: 1px solid var(--ob-dd); padding-top: 12px; }
.ob-kinds__i b { display: block; font-weight: 400; font-family: var(--ob-font); font-size: var(--type-body-s); letter-spacing: .12em; color: #fff; margin-bottom: 5px; }
.ob-kinds__i span { font-size: 15px; color: var(--ob-c); text-transform: none; }
.ob-capnote { max-width: 780px; }
.ob-capnote__b { margin: 0 0 14px; font-size: clamp(19px, 2vw, 26px); line-height: 1.35; color: #fff; }
.ob-capnote p { margin: 0 0 12px; font-size: 16.5px; line-height: 1.55; color: var(--ob-c); }
.ob-capnote__n { font-size: 15px !important; color: var(--ob-d) !important; }
/* /individuals */
.ob-bring { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 18px 32px; max-width: 1080px; }
.ob-bring__i { border-left: 1px solid var(--ob-dd); padding-left: 14px; }
.ob-bring__i b { display: block; font-weight: 400; font-family: var(--ob-font); font-size: var(--type-label); letter-spacing: .12em; color: var(--orbi-o, #fd7e01); margin-bottom: 4px; }
.ob-bring__i span { font-size: 15px; color: var(--ob-c); text-transform: none; }
/* /teams */
.ob-vs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(24px, 4vw, 56px); max-width: 1080px; }
.ob-vs__c { border-top: 1px solid var(--ob-d); padding-top: 16px; }
.ob-vs__c em { display: block; font-style: normal; font-family: var(--ob-font); font-size: var(--type-label); letter-spacing: .16em; color: var(--ob-d); margin-bottom: 10px; }
.ob-vs__c b { display: block; font-weight: 400; font-size: clamp(18px, 1.8vw, 24px); line-height: 1.3; color: #fff; margin-bottom: 10px; }
.ob-vs__c p { margin: 0; font-size: 16px; line-height: 1.5; color: var(--ob-c); text-transform: none; }
.ob-vs__c--b { border-top-color: var(--orbi-o, #fd7e01); }
/* /developers */
.ob-dev__l { margin: 0 0 18px; display: grid; gap: 18px; max-width: 820px; }
.ob-dev__r dt { font-family: var(--ob-font); font-size: var(--type-label); letter-spacing: .12em; color: var(--orbi-o, #fd7e01); margin-bottom: 5px; }
.ob-dev__r dd { margin: 0; font-size: 16.5px; line-height: 1.5; color: #f4d7bf; }
.ob-dev__as { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px 36px; max-width: 1080px; margin-bottom: 18px; }
.ob-dev__a { border-top: 1px solid var(--ob-dd); padding-top: 12px; }
.ob-dev__a b { display: block; font-weight: 400; font-family: var(--ob-font); font-size: var(--type-label); letter-spacing: .12em; color: #fff; margin-bottom: 5px; }
.ob-dev__a span { font-size: 15px; color: var(--ob-c); }
/* /trust — control statement in place of the handoff chain */
.ob-tchain2 { margin: 18px 0 24px; font-size: clamp(17px, 1.7vw, 22px); line-height: 1.5; color: #fff; }
.ob-tchain2 b { font-weight: 400; }
@media (max-width: 860px) { .ob-stages, .ob-vs { grid-template-columns: 1fr; } }