/* Case study pages (original template markup, redrawn). */

.case-main { padding-top: clamp(108px, 14vh, 140px); }
.case-main .reveal { will-change: transform; }
/* Periods in headings become the round brand dot. */
.case-hero h1 > span, .case-section-head h2 > span, .proof-layout h2 > span {
  display: inline-block; width: .15em; height: .15em; margin-left: .035em; border-radius: 50%; background: var(--dot); color: transparent; overflow: hidden; vertical-align: baseline; line-height: 0;
}

.case-top { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.case-top > span { font: 500 11.5px/1 var(--mono); letter-spacing: .12em; color: var(--muted); font-variant-numeric: tabular-nums; }
.back-link { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 500; font-size: 15px; }
.back-link span { transition: transform .5s var(--ease); }
.back-link:hover span { transform: translateX(-4px); }

/* Hero */
.case-hero { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); align-items: center; gap: clamp(36px, 6vw, 96px); padding-top: clamp(48px, 7vw, 96px); padding-bottom: clamp(56px, 7vw, 104px); }
.case-hero h1 { margin-top: 20px; font-size: clamp(56px, 7.4vw, 116px); text-wrap: balance; font-weight: 560; line-height: .88; letter-spacing: -.064em; }
.case-hero-copy > p { max-width: 20em; margin-top: 22px; font-size: clamp(21px, 2vw, 28px); font-weight: 480; line-height: 1.2; letter-spacing: -.03em; }
.case-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
.case-tags span { padding: 8px 13px; border-radius: 999px; box-shadow: inset 0 0 0 1px var(--line); color: var(--ink-2); font-size: 13.5px; }
.case-hero-art .project-preview { aspect-ratio: 1.2; }
.case-hero-art .project-preview.preview-snapshot { aspect-ratio: 1.42; }
.visual-caption { margin-top: 14px; font: 500 11px/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
@media (max-width: 900px) { .case-hero { grid-template-columns: 1fr; } }

/* Quick nav */
.case-quicknav { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.case-quicknav .section-container { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; padding-top: 10px; padding-bottom: 10px; }
.case-quicknav a { flex: none; padding: 9px 14px; border-radius: 11px; text-decoration: none; color: var(--ink-2); font-size: 14.5px; transition: background-color .3s, color .3s; }
.case-quicknav a:hover { background: rgba(20, 20, 19, .055); color: var(--ink); }

/* Facts */
.case-facts { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr) auto; align-items: center; gap: 28px 48px; padding-top: 34px; padding-bottom: 34px; }
.case-facts > div { display: grid; gap: 8px; }
.case-facts span { font: 500 11px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.case-facts strong { font-weight: 500; font-size: 17px; letter-spacing: -.015em; }
.case-facts .button { justify-self: start; }
@media (max-width: 900px) { .case-facts { grid-template-columns: 1fr; } }

/* Section heads */
.case-section-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 26rem); align-items: end; gap: 22px 48px; }
.case-section-head .eyebrow { grid-column: 1 / -1; }
.case-section-head h2 { font-size: clamp(46px, 6.4vw, 100px); font-weight: 560; line-height: .92; letter-spacing: -.06em; }
.case-section-head p { color: var(--ink-2); padding-bottom: 6px; }
@media (max-width: 860px) { .case-section-head { grid-template-columns: 1fr; } }

/* Overview */
.case-overview-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(40px, 6vw, 110px); align-items: start; }
.overview-lead h2 { margin-top: 20px; font-size: clamp(36px, 4.4vw, 64px); font-weight: 540; line-height: 1; letter-spacing: -.05em; }
.overview-lead p { max-width: 38em; margin-top: 26px; color: var(--ink-2); font-size: 18px; line-height: 1.65; }
.overview-role { padding: 28px; border-radius: 24px; background: var(--card); box-shadow: 0 0 0 1px var(--line); }
.overview-role h3 { margin-top: 18px; font-size: 30px; font-weight: 540; letter-spacing: -.04em; }
.overview-role p { margin-top: 14px; color: var(--ink-2); }
.case-list { display: grid; gap: 12px; margin-top: 22px; }
.case-list li { position: relative; padding-left: 22px; color: var(--ink-2); font-size: 16px; line-height: 1.5; }
.case-list li::before { content: ""; position: absolute; left: 0; top: .62em; width: 7px; height: 7px; border-radius: 50%; background: var(--dot); }
@media (max-width: 900px) { .case-overview-grid { grid-template-columns: 1fr; } }

/* System: stack + flow */
.case-system { background: var(--paper-2); }
.case-stack { margin-top: clamp(48px, 6vw, 80px); border-top: 1px solid var(--line); }
.case-stack-heading { display: flex; justify-content: space-between; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); font: 500 11px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.case-stack-heading .eyebrow { font-size: 11px; }
.case-stack-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2.4fr); gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--line); transition: padding .5s var(--ease); }
.case-stack-row:hover { padding-left: 10px; }
.case-stack-row span { color: var(--muted); }
.case-stack-row strong { font-weight: 500; letter-spacing: -.015em; }
@media (max-width: 700px) { .case-stack-row { grid-template-columns: 1fr; gap: 4px; } }
.case-flow { margin-top: clamp(56px, 7vw, 96px); }
.case-flow-top { display: flex; justify-content: space-between; gap: 16px; padding-bottom: 18px; font: 500 11px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.case-flow-top .eyebrow { font-size: 11px; }
.case-flow ol { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; counter-reset: flow; }
.case-flow li { position: relative; display: grid; align-content: start; gap: 10px; min-height: 200px; padding: 22px; border-radius: 20px; background: var(--card); box-shadow: 0 0 0 1px var(--line); transition: transform .6s var(--ease), box-shadow .6s var(--ease); }
.case-flow li:hover { transform: translateY(-6px); box-shadow: 0 0 0 1px var(--line), 0 30px 60px -36px rgba(0, 0, 0, .3); }
.flow-number { font: 500 11.5px/1 var(--mono); letter-spacing: .1em; color: var(--dot); }
.case-flow li strong { margin-top: 26px; font-size: 20px; font-weight: 540; line-height: 1.1; letter-spacing: -.03em; }
.case-flow li p { color: var(--muted); font-size: 15px; line-height: 1.5; }

/* Details */
.case-detail-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: clamp(48px, 6vw, 80px); }
.case-detail-card { display: grid; align-content: start; gap: 14px; padding: 26px; border-radius: 22px; background: var(--card); box-shadow: 0 0 0 1px var(--line); }
.card-index { font: 500 11.5px/1 var(--mono); letter-spacing: .1em; color: var(--muted); }
.case-detail-card h3 { margin-top: 28px; font-size: 23px; font-weight: 540; line-height: 1.12; letter-spacing: -.035em; }
.case-detail-card p { color: var(--ink-2); font-size: 16px; line-height: 1.55; }
@media (max-width: 960px) { .case-detail-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .case-detail-grid { grid-template-columns: 1fr; } }

.case-ai { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(32px, 5vw, 80px); margin-top: clamp(64px, 8vw, 120px); padding: clamp(28px, 4vw, 52px); border-radius: 28px; background: var(--night); color: var(--fog); }
.case-ai .eyebrow { color: var(--fog-muted); }
.case-ai h3 { margin-top: 18px; font-size: clamp(32px, 3.6vw, 52px); font-weight: 540; line-height: 1; letter-spacing: -.05em; }
.ai-rows { border-top: 1px solid var(--night-line); }
.ai-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2.4fr); gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--night-line); }
.ai-row span { font: 500 11px/1.6 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--fog-muted); }
.ai-row p { color: var(--fog-2); font-size: 16px; line-height: 1.55; }
@media (max-width: 860px) { .case-ai, .ai-row { grid-template-columns: 1fr; } }

/* Decisions */
.decision-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: clamp(48px, 6vw, 80px); }
.decision-card { display: grid; align-content: start; gap: 14px; padding: 28px; border-radius: 22px; box-shadow: inset 0 0 0 1px var(--line); transition: background-color .5s, transform .6s var(--ease); }
.decision-card:hover { background: var(--card); transform: translateY(-4px); }
.decision-card > span { font: 500 11px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.decision-card h3 { margin-top: 26px; font-size: 25px; font-weight: 540; line-height: 1.1; letter-spacing: -.04em; }
.decision-card p { color: var(--ink-2); font-size: 16px; line-height: 1.55; }
@media (max-width: 900px) { .decision-grid { grid-template-columns: 1fr; } }

/* The hard part */
.case-challenge { margin: 0 clamp(0px, 1vw, 12px); padding: clamp(96px, 12vw, 170px) 0; border-radius: clamp(24px, 3vw, 40px); color: var(--fog); background: radial-gradient(50% 60% at 0% 100%, rgba(201, 169, 156, .14), transparent 70%), var(--night); }
.challenge-layout { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 9fr); gap: 32px; }
.challenge-layout .eyebrow { color: var(--fog-muted); padding-top: 12px; }
.challenge-layout h2 { font-size: clamp(38px, 5vw, 76px); font-weight: 540; line-height: 1; letter-spacing: -.05em; }
.challenge-layout p { max-width: 40em; margin-top: 30px; color: var(--fog-2); font-size: 18px; line-height: 1.65; }
@media (max-width: 860px) { .challenge-layout { grid-template-columns: 1fr; } }

/* Proof */
.proof-layout { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: end; gap: clamp(36px, 6vw, 100px); }
.proof-layout h2 { margin-top: 20px; font-size: clamp(50px, 7vw, 110px); font-weight: 560; line-height: .9; letter-spacing: -.062em; }
.proof-layout > div > p { max-width: 34em; margin-top: 26px; color: var(--ink-2); font-size: 18px; }
.proof-card { display: grid; gap: 18px; justify-items: start; padding: 30px; border-radius: 24px; background: var(--card); box-shadow: 0 0 0 1px var(--line), 0 40px 70px -50px rgba(0, 0, 0, .35); }
.proof-card p { color: var(--ink-2); }
@media (max-width: 900px) { .proof-layout { grid-template-columns: 1fr; } }

/* Next project */
.case-next { padding: clamp(40px, 5vw, 72px) 0 clamp(96px, 11vw, 160px); }
.case-next .section-container > a { display: grid; gap: 14px; margin-top: 20px; padding-top: 28px; border-top: 1px solid var(--line); text-decoration: none; }
.case-next a > span { color: var(--muted); }
.case-next strong { display: flex; align-items: center; gap: .25em; font-size: clamp(54px, 9vw, 150px); font-weight: 560; line-height: .9; letter-spacing: -.064em; }
.case-next b { font-weight: 400; font-size: .5em; transition: transform .7s var(--ease); }
.case-next a:hover b { transform: translate(.1em, -.1em) rotate(45deg); }
.case-next strong { transition: transform .8s var(--ease); }
.case-next a:hover strong { transform: translateX(14px); }

/* ---------- Distrove additions ---------- */
.case-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; margin-top: clamp(56px, 7vw, 100px); padding-top: 30px; border-top: 1px solid var(--line); }
.case-stat { display: grid; gap: 10px; }
.case-stat b { font-size: clamp(46px, 6vw, 92px); font-weight: 520; line-height: .9; letter-spacing: -.06em; font-variant-numeric: tabular-nums; }
@media (max-width: 760px) { .case-stats { grid-template-columns: 1fr 1fr; row-gap: 36px; } }

.strike { background: linear-gradient(var(--dot), var(--dot)) no-repeat 0 58% / var(--strike, 0%) 2px; transition: background-size 1.3s var(--ease); }
.strike.is-struck, .no-motion .strike { --strike: 100%; }

/* The weekly loop: a dark band; pinned on wide screens */
.loop { margin: clamp(64px, 8vw, 110px) clamp(0px, 1vw, 12px) 0; border-radius: clamp(24px, 3vw, 40px); color: var(--fog); background: var(--night); }
.loop-inner { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.5fr); align-items: center; gap: clamp(32px, 5vw, 80px); max-width: calc(var(--max) + var(--gutter) * 2); min-height: 100vh; min-height: 100svh; margin: 0 auto; padding: 96px var(--gutter) 56px; }
.loop-title { display: block; margin-bottom: 26px; color: var(--fog-muted) !important; }
.loop-steps { display: grid; }
.loop-step { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 0 8px; padding: 14px 0; border-top: 1px solid var(--night-line); cursor: pointer; }
.loop-step:last-child { border-bottom: 1px solid var(--night-line); }
.step-n { padding-top: 9px; font: 500 12px/1 var(--mono); letter-spacing: .08em; color: var(--fog-muted); transition: color .5s; }
.loop-step h4 { margin: 0; font-size: clamp(20px, 1.9vw, 27px); font-weight: 480; line-height: 1.15; letter-spacing: -.03em; color: rgba(238, 237, 233, .38); transition: color .5s var(--ease); }
.step-more { display: grid; grid-template-rows: 0fr; opacity: 0; transition: grid-template-rows .6s var(--ease), opacity .5s; }
.step-more > p { overflow: hidden; color: #bcbbb5; font-size: 15.5px; line-height: 1.5; }
.step-more > p::before { content: ""; display: block; height: 10px; }
.loop-step.is-active h4 { color: var(--fog); }
.loop-step.is-active .step-n { color: var(--dot); }
.loop-step.is-active .step-more { grid-template-rows: 1fr; opacity: 1; }
.step-fig { display: none; grid-column: 1 / -1; margin-top: 18px; overflow: hidden; border-radius: 14px; box-shadow: 0 0 0 1px var(--night-line); }
.loop-progress { position: relative; height: 2px; margin-top: 28px; overflow: hidden; border-radius: 2px; background: var(--night-line); }
.loop-progress span { position: absolute; inset: 0; background: var(--dot); transform-origin: left; transform: scaleX(var(--p, 0)); }
.loop-screen { position: relative; aspect-ratio: 16 / 10; overflow: hidden; border-radius: 18px; background: #1d1d1b; box-shadow: 0 0 0 1px var(--night-line), 0 60px 120px -50px rgba(0, 0, 0, .9); }
.loop-screen img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; clip-path: inset(100% 0 0 0); transform: scale(1.06); transition: clip-path 1s var(--ease), transform 1.4s var(--ease); }
.loop-screen img.is-active { z-index: 2; clip-path: inset(0); transform: scale(1); }
.loop-screen img.was-active { z-index: 1; clip-path: inset(0); transform: scale(1); transition: none; }
.loop-caption { display: flex; justify-content: space-between; gap: 16px; margin-top: 16px; }
.loop-caption .label { color: var(--fog-muted); }
.loop-count { color: var(--fog) !important; }
/* Without the pinned scene (small screens, reduced motion, no script): every step open with its screen. */
.loop:not(.is-pinned) .loop-inner { grid-template-columns: 1fr; min-height: 0; padding-top: clamp(56px, 8vw, 96px); }
.loop:not(.is-pinned) .loop-right, .loop:not(.is-pinned) .loop-progress { display: none; }
.loop:not(.is-pinned) .loop-step { cursor: default; padding: 22px 0 28px; }
.loop:not(.is-pinned) .loop-step h4 { color: var(--fog); }
.loop:not(.is-pinned) .step-more { grid-template-rows: 1fr; opacity: 1; }
.loop:not(.is-pinned) .step-fig { display: block; }