:root { --black:#3c3c2e; --white:#efe7d3; --line:rgba(239,231,211,.28); } * { box-sizing:border-box; } html { scroll-behavior:smooth; } body { margin:0; background:var(--black); color:var(--white); font-family:"IBM Plex Mono",monospace; } a { color:inherit; text-decoration:none; }

/* Light neo-grotesk display type, similar to Helvetica Neue. */
h1,h2,h3,.experience-intro { font-family:"IBM Plex Sans","Helvetica Neue",Helvetica,Arial,sans-serif; font-weight:300; }
h1 { font-family:"Manrope",Arial,sans-serif; text-transform:uppercase; font-weight:400 !important; }
.hero { min-height:100vh; position:relative; overflow:hidden; background:var(--black); }.nav { position:absolute; top:0; left:0; z-index:3; width:100%; display:grid; grid-template-columns:1fr auto 1fr; align-items:center; padding:31px clamp(24px,3vw,52px); font-size:16px; }.brand { font-weight:600; letter-spacing:-.05em; }.nav-links { display:flex; gap:clamp(24px,4vw,63px); }.nav-links a { opacity:.9; }.index-link { text-align:right; font-family:inherit; font-size:12px; }.hero-art { position:absolute; inset:0; }.hero-art::after { content:""; position:absolute; inset:0; background:linear-gradient(180deg,rgba(60,60,46,.18),rgba(60,60,46,.1) 45%,rgba(60,60,46,.9)); }.hero-art img { height:100%; width:100%; object-fit:cover; object-position:center; filter:brightness(.62) sepia(.18) saturate(.72) contrast(1.05); transform:scale(1.05); }.hero-footer { position:absolute; z-index:2; bottom:30px; left:clamp(24px,3vw,52px); right:clamp(24px,3vw,52px); display:flex; justify-content:space-between; align-items:end; font:11px inherit; }.hero-footer p { margin:0; color:#d7cfbd; }.scroll-cue { font:300 68px/.7 inherit; transition:transform .2s; }.scroll-cue:hover { transform:translateY(7px); }
.dark-section { background:var(--black); padding:104px clamp(24px,4.5vw,78px) 148px; }.case-label { display:flex; justify-content:space-between; align-items:center; border-bottom:1px solid var(--line); padding-bottom:22px; font-size:19px; font-weight:600; }.case-label span { font-family:inherit; font-size:13px; }.cover-image { width:100%; max-width:1280px; margin:46px 0 0; overflow:hidden; background:#28281f; }.cover-image img { display:block; width:100%; aspect-ratio:16/8; object-fit:cover; object-position:center; }.brief h1 { max-width:1100px; font-size:clamp(54px,9vw,142px); line-height:1; letter-spacing:-.08em; margin:68px 0 72px -.07em; font-weight:600; }.metadata { display:grid; grid-template-columns:1.1fr 1.3fr 1.15fr 1.4fr; gap:34px; max-width:980px; padding:30px 0 42px; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }.metadata span,figcaption { color:#cfc6b3; font:12px inherit; }.metadata p { font-size:16px; line-height:1.65; margin:16px 0 0; color:#dededb; }.stats-top { grid-template-columns:repeat(3,1fr); max-width:1180px; gap:0; padding:0; }.stats-top > div { min-height:156px; padding:28px 28px 25px 0; border-bottom:1px solid var(--line); display:flex; flex-direction:column; gap:13px; }.stats-top > div:nth-child(3n+1),.stats-top > div:nth-child(3n+2) { border-right:1px solid var(--line); padding-right:28px; }.stats-top > div:nth-child(3n+2),.stats-top > div:nth-child(3n) { padding-left:28px; }.stats-top strong { font-size:clamp(30px,3.5vw,54px); line-height:1; letter-spacing:-.05em; }.stats-top span { color:#d8cfbc; font-size:14px; line-height:1.45; }.intro-grid { display:grid; grid-template-columns:minmax(280px,.95fr) minmax(300px,1fr); align-items:end; gap:10vw; margin-top:118px; max-width:1240px; }.intro-grid h2,.outcome-heading h2 { margin:0; max-width:650px; font-size:clamp(38px,4vw,62px); letter-spacing:-.06em; line-height:1.12; font-weight:500; }.intro-grid > div > p { max-width:560px; color:#e1d9c7; font-size:18px; line-height:1.78; margin:36px 0 0; }.portrait { margin:0; overflow:hidden; background:#121212; }.portrait img { width:100%; aspect-ratio:4/4.8; object-fit:cover; display:block; filter:grayscale(1) contrast(1.1); }.portrait figcaption { padding:16px 0; }
.challenges { padding:104px clamp(24px,4.5vw,78px) 102px; background:#e9dfc8; color:var(--black); }.challenges .case-label { border-color:#aaa48f; }.challenge-layout { display:grid; grid-template-columns:260px 1fr; gap:6vw; margin-top:72px; }.challenge-lede { font-size:21px; font-weight:500; line-height:1.58; margin:0; max-width:245px; }.question-poster { width:100%; margin-top:28px; display:block; }.challenge-cards { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }.challenge-card { min-height:240px; padding:28px 26px; display:flex; flex-direction:column; justify-content:flex-start; gap:36px; background:#d8ceb6; color:#6f6e57; }.challenge-card.active { background:#f5eedf; color:var(--black); }.challenge-card span { align-self:flex-end; font:26px inherit; }.challenge-card h3 { font-size:clamp(25px,2.4vw,38px); letter-spacing:-.065em; line-height:1.1; font-weight:500; margin:0; }.challenge-card p { font-size:15px; line-height:1.65; margin:28px 0 0; }.thesis { max-width:780px; margin:48px 0 0; font-size:20px; line-height:1.65; }.thesis strong { display:block; max-width:650px; margin-top:14px; font-size:clamp(28px,3vw,44px); line-height:1.18; letter-spacing:-.05em; }
.outcome { padding-bottom:120px; }.outcome-heading { display:grid; grid-template-columns:1fr 1fr; gap:9vw; margin:92px 0 86px; }.outcome-heading h1 { grid-column:1 / -1; max-width:1180px; overflow:visible; white-space:normal; font-size:clamp(42px,5.5vw,84px); line-height:1.1; letter-spacing:-.055em; padding:0; margin:0; }.outcome-heading p { color:#d7cfbd; font-size:20px; line-height:1.75; max-width:470px; margin:6px 0 0; grid-column:2; }.image-strip { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }.phase { min-height:360px; padding:28px; border:1px solid var(--line); display:flex; flex-direction:column; justify-content:space-between; background:#484838; }.phase span { color:#f0e7d4; font:12px inherit; font-weight:700; }.phase p { max-width:280px; font-size:16px; line-height:1.6; letter-spacing:-.025em; margin:0; }.phase img { width:100%; height:auto; margin-top:24px; object-fit:contain; display:block; }.results { padding:122px clamp(24px,4.5vw,78px) 140px; background:var(--white); color:var(--black); }.results .case-label { border-color:#aaa48f; }.results-grid { display:flex; flex-direction:column; align-items:flex-start; gap:0; margin-top:42px; }.results h2 { max-width:980px; font-size:clamp(40px,5vw,74px); line-height:1.22; letter-spacing:.01em; word-spacing:.1em; margin:0; font-weight:500; }.metrics { width:100%; display:grid; grid-template-columns:repeat(3,1fr); border-top:1px solid #aaa48f; margin-top:80px; }.metrics p { padding:25px 24px 27px 0; margin:0; border-bottom:1px solid #aaa48f; display:flex; flex-direction:column; gap:10px; }.metrics p:nth-child(3n+1),.metrics p:nth-child(3n+2) { border-right:1px solid #aaa48f; padding-right:24px; }.metrics p:nth-child(3n+2),.metrics p:nth-child(3n) { padding-left:24px; }.metrics strong { font-size:clamp(30px,3.5vw,52px); letter-spacing:-.04em; }.metrics span { font-size:14px; line-height:1.5; max-width:210px; }.results-copy { margin:64px 0 0; max-width:600px; font-size:19px; line-height:1.75; } footer { padding:18px clamp(24px,3vw,52px); background:var(--black); color:var(--white); display:flex; justify-content:space-between; font:11px inherit; }
@media (max-width:700px) { .nav { grid-template-columns:1fr auto; padding-top:24px; }.nav-links { display:none; }.hero { min-height:76vh; }.dark-section,.challenges,.results { padding-top:58px; padding-bottom:70px; }.brief h1 { margin-top:30px; margin-bottom:42px; }.metadata { grid-template-columns:1fr 1fr; gap:28px 16px; }.stats-top { gap:0; }.stats-top > div { min-height:138px; padding:22px 16px 20px 0; }.stats-top > div:nth-child(3n+1),.stats-top > div:nth-child(3n+2),.stats-top > div:nth-child(3n),.stats-top > div:nth-child(odd),.stats-top > div:nth-child(even) { padding-left:0; padding-right:16px; border-right:0; }.stats-top > div:nth-child(odd) { border-right:1px solid var(--line); padding-right:16px; }.stats-top > div:nth-child(even) { padding-left:16px; }.intro-grid,.outcome-heading { grid-template-columns:1fr; margin-top:58px; gap:45px; }.outcome-heading h1 { grid-column:auto; font-size:clamp(36px,10vw,52px); }.outcome-heading p { grid-column:auto; }.intro-grid > div > p { margin-top:28px; }.challenge-layout { grid-template-columns:1fr; margin-top:48px; }.challenge-lede { max-width:320px; }.challenge-cards { grid-template-columns:1fr; }.challenge-card { min-height:260px; }.image-strip { grid-template-columns:1fr; gap:5px; }.phase { min-height:210px; }.case-label { font-size:16px; }.outcome-heading { margin-bottom:42px; }.results-grid { margin-top:58px; }.results-copy { grid-column:auto; }.metrics { grid-template-columns:1fr; margin-top:42px; }.metrics p:nth-child(3n+1),.metrics p:nth-child(3n+2),.metrics p:nth-child(3n),.metrics p:nth-child(odd),.metrics p:nth-child(even) { padding-left:0; padding-right:0; border-right:0; } }

/* Compact editorial rhythm */
.dark-section { padding-top:72px; padding-bottom:88px; }
.challenges { padding-top:72px; padding-bottom:72px; }
.results { padding-top:72px; padding-bottom:88px; }
.experience-cover { width:100%; margin:30px 0 0; overflow:hidden; background:#d8ceb6; }.experience-cover img { width:100%; aspect-ratio:16/8; object-fit:cover; object-position:center; display:block; }
.experience-details { width:100%; display:grid; grid-template-columns:1fr 1fr; gap:0; margin-top:64px; border-top:1px solid #aaa48f; }.experience-details article { padding:28px 42px 30px 0; }.experience-details article + article { border-left:1px solid #aaa48f; padding-left:42px; }.experience-details span { font-size:13px; font-weight:700; }.experience-details h3 { max-width:430px; margin:25px 0; font-size:clamp(25px,2.6vw,40px); line-height:1.2; letter-spacing:-.045em; }.experience-details p { max-width:460px; margin:16px 0 0; font-size:16px; line-height:1.7; }
.experience-details img { width:100%; margin-top:28px; display:block; }
.partner-panel { display:grid; grid-template-columns:1fr 1fr; gap:2px; margin-top:28px; background:#cfc4a8; border:1px solid #aaa48f; }.partner-panel img { width:100%; height:104px; margin:0; padding:20px; object-fit:contain; display:block; background:#f5eedf; }.partner-panel img:nth-child(2),.partner-panel img:nth-child(3) { background:#151510; }.partner-panel img:nth-child(4) { background:#f5eedf; }
.partner-panel img:nth-child(2) { filter:none; }
.partner-panel img:nth-child(2) { background:transparent; }
.partner-panel img:nth-child(3) { background:transparent; }
.experience-intro { max-width:980px; margin:0; font-size:clamp(42px,5.5vw,84px); line-height:1.12; letter-spacing:-.055em; }
.cover-image { margin-top:30px; }
.brief h1 { margin-top:42px; margin-bottom:44px; }
.stats-top > div { min-height:118px; padding-top:20px; padding-bottom:20px; }
.challenge-layout { margin-top:54px; }
.challenge-card { min-height:210px; padding-top:22px; padding-bottom:22px; }
.thesis { margin-top:34px; }
.outcome-heading { margin-top:58px; margin-bottom:50px; }
.phase { min-height:280px; padding:22px; }
.phase img { margin-top:18px; }
.results-grid { margin-top:32px; }
.metrics { margin-top:54px; }
.results-copy { margin-top:40px; }
@media (max-width:700px) { .dark-section,.challenges,.results { padding-top:46px; padding-bottom:52px; }.cover-image { margin-top:22px; }.brief h1 { margin-top:28px; margin-bottom:30px; }.stats-top > div { min-height:112px; }.challenge-layout { margin-top:36px; }.challenge-card { min-height:190px; }.outcome-heading { margin-top:40px; margin-bottom:30px; }.phase { min-height:0; }.results-grid { margin-top:30px; } }
@media (max-width:700px) { .experience-details { grid-template-columns:1fr; margin-top:40px; }.experience-details article,.experience-details article + article { padding:24px 0; border-left:0; }.experience-details article + article { border-top:1px solid #aaa48f; } }
@media (max-width:700px) { .experience-intro { font-size:clamp(36px,10vw,52px); } }

.image-strip .phase:nth-child(2),.image-strip .phase:nth-child(3) { justify-content:flex-start; }

/* Extra-compact page rhythm */
.dark-section { padding-top:56px; padding-bottom:64px; }
.challenges { padding-top:56px; padding-bottom:56px; }
.results { padding-top:56px; padding-bottom:64px; }
.cover-image,.experience-cover { margin-top:22px; }
.cover-image img,.experience-cover img { aspect-ratio:16/6; }
.brief h1 { margin-top:30px; margin-bottom:32px; }
.stats-top > div { min-height:96px; padding-top:16px; padding-bottom:16px; }
.challenge-layout { margin-top:40px; }
.question-poster { max-height:260px; object-fit:cover; object-position:top; }
.challenge-card { min-height:176px; padding:18px; gap:20px; }
.thesis { margin-top:28px; }
.outcome-heading { margin-top:42px; margin-bottom:34px; }
.phase { min-height:0; padding:18px; }.phase img { height:190px; object-fit:contain; margin-top:14px; }
.experience-details { margin-top:40px; }.experience-details article { padding-top:22px; padding-bottom:22px; }.experience-details img { height:250px; object-fit:cover; object-position:center; }.partner-panel { margin-top:20px; }.partner-panel img { height:78px; padding:14px; }
.results-grid { margin-top:24px; }
@media (max-width:700px) { .dark-section,.challenges,.results { padding-top:38px; padding-bottom:42px; }.cover-image img,.experience-cover img { aspect-ratio:16/8; }.brief h1 { margin-top:24px; margin-bottom:26px; }.stats-top > div { min-height:92px; }.question-poster { max-height:none; }.phase img { height:180px; }.experience-details img { height:210px; } }

.experience-details .partner-panel img { height:72px; padding:12px; object-fit:contain; }

/* Comfortable website rhythm */
.dark-section { padding-top:88px; padding-bottom:104px; }
.challenges { padding-top:88px; padding-bottom:88px; }
.results { padding-top:88px; padding-bottom:104px; }
.cover-image,.experience-cover { margin-top:38px; }
.cover-image img,.experience-cover img { aspect-ratio:16/8; }
.brief h1 { margin-top:52px; margin-bottom:58px; }
.stats-top > div { min-height:124px; padding-top:24px; padding-bottom:24px; }
.challenge-layout { margin-top:68px; }
.question-poster { max-height:none; object-fit:contain; }
.challenge-card { min-height:230px; padding:26px; gap:30px; }
.thesis { margin-top:54px; }
.outcome-heading { margin-top:72px; margin-bottom:64px; }
.phase { padding:26px; }
.phase img { height:240px; margin-top:22px; }
.experience-details { margin-top:58px; }
.experience-details article { padding-top:30px; padding-bottom:32px; }
.experience-details img { height:320px; }
.partner-panel { margin-top:28px; }
.experience-details .partner-panel img { height:88px; padding:14px; object-fit:contain; }
.results-grid { margin-top:42px; }
@media (max-width:700px) {
  .dark-section,.challenges,.results { padding-top:56px; padding-bottom:62px; }
  .cover-image,.experience-cover { margin-top:28px; }
  .cover-image img,.experience-cover img { aspect-ratio:16/9; }
  .brief h1 { margin-top:34px; margin-bottom:38px; }
  .stats-top > div { min-height:108px; }
  .challenge-layout { margin-top:46px; }
  .challenge-card { min-height:0; padding:22px; }
  .thesis { margin-top:38px; }
  .outcome-heading { margin-top:50px; margin-bottom:42px; }
  .phase { padding:22px; }
  .phase img { height:210px; }
  .experience-details { margin-top:44px; }
  .experience-details article { padding-top:26px; padding-bottom:28px; }
  .experience-details img { height:250px; }
  .experience-details .partner-panel img { height:76px; padding:12px; }
}

/* AINSTEIN editorial rebrand */
:root { --black:#36382a; --white:#f4eee1; --line:rgba(244,238,225,.44); }
body {
  font-family:"Manrope",Arial,sans-serif;
  background:
    radial-gradient(circle at 14% 33%, rgba(135,139,79,.22), transparent 28%),
    radial-gradient(circle at 82% 10%, rgba(154,132,73,.14), transparent 30%),
    linear-gradient(120deg,#303225 0%,#3b3e2d 52%,#292b20 100%);
  letter-spacing:-.035em;
}

/* Muted olive field with a soft film-grain finish */
:root { --black:#37382a; --white:#f4eee1; --line:rgba(244,238,225,.42); }
body { background:#37382a; }
body::after {
  content:"";
  position:fixed;
  inset:0;
  z-index:20;
  pointer-events:none;
  opacity:.12;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.85'/%3E%3C/svg%3E");
  background-size:180px 180px;
  mix-blend-mode:soft-light;
}
.dark-section,.challenges,.results { background:transparent; color:var(--white); }
.challenges .case-label,.results .case-label { border-color:var(--line); }
.case-label { padding-bottom:18px; font-family:"Manrope",Arial,sans-serif; font-size:14px; font-weight:500; letter-spacing:.11em; text-transform:uppercase; }
.case-label span { font-family:"Manrope",Arial,sans-serif; font-size:13px; letter-spacing:.12em; }
h1,h2,h3,.experience-intro { font-family:"Manrope",Arial,sans-serif; font-weight:400; }
h1 { letter-spacing:-.045em; }
.brief h1 { max-width:1060px; line-height:.92; }
.metadata span,figcaption { color:rgba(244,238,225,.78); font-family:"Manrope",Arial,sans-serif; }
.stats-top span { color:rgba(244,238,225,.8); }
.challenge-lede { max-width:360px; font-family:"Manrope",Arial,sans-serif; font-size:clamp(28px,3vw,44px); font-weight:400; line-height:1.08; letter-spacing:-.06em; text-transform:uppercase; }
.question-poster { border:1px solid var(--line); }
.challenge-card { background:rgba(38,40,30,.28); border:1px solid var(--line); color:var(--white); }
.challenge-card.active { background:rgba(244,238,225,.08); color:var(--white); }
.challenge-card span { font-family:"Manrope",Arial,sans-serif; font-size:14px; font-weight:500; letter-spacing:.1em; }
.challenge-card h3 { font-size:clamp(24px,2.45vw,37px); font-weight:400; line-height:.98; text-transform:uppercase; }
.thesis { color:rgba(244,238,225,.86); }
.thesis strong { color:var(--white); font-family:"Manrope",Arial,sans-serif; font-weight:400; text-transform:uppercase; }
.outcome-heading h1 { max-width:1200px; line-height:.96; }
.phase { padding:0 0 26px; min-height:0; background:rgba(35,37,28,.26); border-color:var(--line); justify-content:flex-start; overflow:hidden; }
.phase img { order:-1; width:100%; height:230px; margin:0 0 25px; object-fit:cover; }
.phase span,.phase p { margin-left:24px; margin-right:24px; }
.phase span { font-family:"Manrope",Arial,sans-serif; font-size:13px; letter-spacing:.12em; text-transform:uppercase; }
.phase p { margin-top:18px; font-family:"Manrope",Arial,sans-serif; font-size:20px; font-weight:400; line-height:1.06; letter-spacing:-.06em; text-transform:uppercase; }
.experience-intro { max-width:1080px; line-height:.96; text-transform:uppercase; }
.experience-details { border-color:var(--line); }
.experience-details article + article { border-color:var(--line); }
.experience-details span { font-family:"Manrope",Arial,sans-serif; letter-spacing:.1em; text-transform:uppercase; }
.experience-details h3 { text-transform:uppercase; line-height:.98; }
.experience-details p { color:rgba(244,238,225,.84); }
.partner-panel { border-color:var(--line); background:rgba(244,238,225,.35); }
.partner-panel img { background:var(--white); }
footer { background:rgba(23,25,18,.42); font-family:"Manrope",Arial,sans-serif; letter-spacing:.06em; }
@media (max-width:700px) {
  .challenge-lede { max-width:330px; }
  .phase img { height:210px; }
  .phase span,.phase p { margin-left:20px; margin-right:20px; }
  .phase p { font-size:18px; }
}

/* A touch more breathing room */
.dark-section,.challenges,.results { padding-top:104px; padding-bottom:120px; }
.cover-image,.experience-cover { margin-top:46px; }
.brief h1 { margin-top:62px; margin-bottom:68px; }
.challenge-layout { margin-top:78px; }
.thesis { margin-top:64px; }
.outcome-heading { margin-top:84px; margin-bottom:76px; }
.image-strip { gap:16px; }
.phase { padding-bottom:32px; }
.phase img { margin-bottom:30px; }
.results-grid { margin-top:54px; }
.experience-details { margin-top:70px; }
@media (max-width:700px) {
  .dark-section,.challenges,.results { padding-top:66px; padding-bottom:74px; }
  .brief h1 { margin-top:42px; margin-bottom:48px; }
  .challenge-layout { margin-top:56px; }
  .outcome-heading { margin-top:62px; margin-bottom:54px; }
  .results-grid { margin-top:44px; }
}

.phase p { font-size:16px; font-weight:400; line-height:1.55; letter-spacing:-.025em; text-transform:none; }
.image-strip .phase:nth-child(2) img { object-position:center top; }

/* Thesis hierarchy */
.thesis { width:100%; max-width:none; margin-top:88px; display:grid; grid-template-columns:minmax(220px,30%) 1fr; align-items:end; gap:clamp(36px,6vw,110px); }
.thesis > img { width:100%; max-width:410px; display:block; border:1px solid var(--line); }
.thesis h1 { max-width:none; margin:0; font-size:clamp(44px,6vw,92px); line-height:.94; }
.thesis p { max-width:620px; margin:26px 0 0; color:rgba(244,238,225,.86); font-family:"Manrope",Arial,sans-serif; font-size:clamp(20px,2.15vw,30px); font-weight:400; line-height:1.3; letter-spacing:-.05em; text-transform:none; }
@media (max-width:700px) { .thesis { grid-template-columns:1fr; margin-top:64px; gap:34px; }.thesis > img { max-width:360px; }.thesis p { margin-top:18px; } }

/* Section 02 — question-led editorial layout */
.challenge-layout { display:block; margin-top:64px; }
.questions-heading { max-width:900px; margin:0 0 112px; font-size:clamp(72px,10.2vw,164px); line-height:.88; letter-spacing:-.06em; }
.challenge-cards { gap:0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.challenge-card,.challenge-card.active { min-height:250px; padding:30px 40px; background:transparent; border:0; color:var(--white); }
.challenge-card + .challenge-card { border-left:1px solid var(--line); }
.challenge-card span { align-self:flex-start; font-size:14px; }
.challenge-card h3 { max-width:360px; margin-top:52px; font-size:clamp(30px,3.15vw,50px); line-height:.98; }
@media (max-width:700px) {
  .challenge-layout { margin-top:46px; }
  .questions-heading { margin-bottom:62px; font-size:clamp(60px,16vw,94px); }
  .challenge-cards { grid-template-columns:1fr; }
  .challenge-card,.challenge-card.active { min-height:0; padding:26px 20px; }
  .challenge-card h3 { margin-top:38px; }
  .challenge-card + .challenge-card { border-top:1px solid var(--line); border-left:0; }
}

/* Keep photography cohesive with the darker editorial palette. */
.cover-image img,
.question-poster,
.phase img,
.experience-cover img,
.experience-details > article > img,
.thesis > img {
  filter:brightness(.84) contrast(1.03) saturate(.9);
}

.calendar-cta {
  display:flex;
  align-items:center;
  gap:36px;
  width:max-content;
  margin:82px auto 0;
  padding:20px 0;
  border-bottom:1px solid var(--line);
  color:var(--white);
  font-family:"Manrope",Arial,sans-serif;
  font-size:clamp(24px,2.5vw,38px);
  font-weight:400;
  letter-spacing:-.05em;
  text-transform:uppercase;
  transition:opacity .2s ease;
}
.calendar-cta:hover { opacity:.68; }
.calendar-cta span { font-size:1.1em; }

.phase h3 {
  margin:18px 24px 0;
  color:var(--white);
  font-family:"Manrope",Arial,sans-serif;
  font-size:clamp(20px,2vw,30px);
  font-weight:400;
  line-height:1.02;
  letter-spacing:-.06em;
  text-transform:uppercase;
}
.phase h3 + p { margin-top:14px; }
@media (max-width:700px) { .phase h3 { margin-left:20px; margin-right:20px; } }

/* Dark, tactile grain on photography only. */
.cover-image,
.experience-cover,
.phase { position:relative; isolation:isolate; }
.cover-image::after,
.experience-cover::after,
.phase::after {
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  pointer-events:none;
  z-index:2;
  opacity:.22;
  mix-blend-mode:soft-light;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.78' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E");
}
.cover-image::after,
.experience-cover::after { bottom:0; }
.phase::after { height:230px; }
.cover-image img,
.experience-cover img,
.phase img,
.thesis > img,
.experience-details > article > img { filter:brightness(.72) contrast(1.08) saturate(.78); }
@media (max-width:700px) { .phase::after { height:210px; } }

.lesson-section { padding:104px clamp(24px,4.5vw,78px) 130px; background:var(--white); color:var(--black); }
.lesson-section .case-label { border-color:#aaa48f; }
.lesson-content { max-width:1160px; padding-top:92px; }
.lesson-kicker { margin:0 0 24px; font-family:"Manrope",Arial,sans-serif; font-size:14px; font-weight:400; letter-spacing:.12em; text-transform:uppercase; }
.lesson-content h1 { max-width:1050px; margin:0; font-size:clamp(52px,7.6vw,122px); font-weight:400; line-height:.93; letter-spacing:-.075em; text-transform:uppercase; }
.lesson-details { display:grid; grid-template-columns:minmax(220px,.7fr) minmax(300px,1fr); align-items:start; gap:clamp(40px,8vw,150px); margin-top:68px; }
.lesson-image { width:100%; aspect-ratio:4/5; object-fit:cover; display:block; filter:brightness(.78) contrast(1.05) saturate(.82); }
.lesson-copy { max-width:680px; font-family:"Manrope",Arial,sans-serif; font-size:clamp(20px,2vw,30px); font-weight:400; line-height:1.38; letter-spacing:-.045em; }
.lesson-copy p { margin:0 0 26px; }
.lesson-copy .lesson-question { margin-top:48px; font-size:1.15em; line-height:1.12; }
.skool-cta { display:flex; flex-direction:column; gap:18px; width:max-content; margin:72px 0 0; padding:20px 0; border-top:1px solid #aaa48f; border-bottom:1px solid #aaa48f; color:var(--black); font-family:"Manrope",Arial,sans-serif; text-transform:uppercase; }
.skool-cta span { font-size:clamp(28px,3vw,48px); font-weight:400; line-height:1; letter-spacing:-.06em; }
.skool-cta b { margin-left:20px; font-weight:400; }
.skool-cta small { font-size:14px; letter-spacing:.02em; text-transform:none; }
.skool-cta:hover { opacity:.65; }
@media (max-width:700px) { .lesson-section { padding-top:66px; padding-bottom:78px; }.lesson-content { padding-top:58px; }.lesson-details { grid-template-columns:1fr; margin-top:44px; gap:34px; }.lesson-image { max-width:360px; }.skool-cta { margin-top:56px; } }