:root{
  --ink:#0b0c11;
  --ink-2:#171821;
  --paper:#fff;
  --warm:#f4f3f0;
  --soft:#eceff5;
  --line:#d7d9df;
  --muted:#626672;
  --violet:#7458ff;
  --blue:#2b78ff;
  --glow:#bbff38;
  --radius:0px;
  --shadow:0 24px 80px rgba(13,14,20,.14);
  --serif:Georgia,"Times New Roman",serif;
  --sans:Arial,Helvetica,sans-serif;
  --max:1320px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
body.menu-open{overflow:hidden}
img,video{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
[hidden]{display:none!important}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;top:-100px;left:1rem;z-index:9999;background:#fff;color:#000;padding:.8rem 1rem;font-weight:700}.skip-link:focus{top:1rem}
.shell{width:min(calc(100% - 64px),var(--max));margin-inline:auto}
.narrow{width:min(100%,820px);margin-inline:auto}
.section{padding:clamp(80px,9vw,150px) 0}
.section--tight{padding:70px 0}
.eyebrow,.hero-kicker{font-size:.73rem;font-weight:800;letter-spacing:.18em;text-transform:uppercase;color:var(--violet);margin-bottom:1rem}
h1,h2,h3,p{margin-top:0}
h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-.045em;line-height:.96}
h1{font-size:clamp(3.4rem,7.2vw,8.2rem)}
h2{font-size:clamp(2.5rem,4.5vw,5rem)}
h3{font-size:1.35rem;line-height:1.2}
p{color:#454954}
.lede{font-size:clamp(1.18rem,1.6vw,1.5rem);line-height:1.55;color:#2a2d35}
.dark-section{background:var(--ink);color:#fff}
.dark-section p,.dark-section .lede{color:#c8cad2}.dark-section .eyebrow{color:var(--glow)}
.value-band,.size-preview--soft,.table-context--soft,.setup-doctrine--soft{background:var(--warm)}
.preview-bar{height:31px;background:#dfff3f;color:#101108;font-size:.72rem;letter-spacing:.09em;text-transform:uppercase;font-weight:800;display:flex;justify-content:center;gap:1rem;align-items:center}
.preview-bar span{opacity:.65}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(16px);border-bottom:1px solid rgba(15,16,22,.1);transition:.25s}
.site-header.is-scrolled{box-shadow:0 10px 35px rgba(12,13,18,.08)}
.header-shell{width:min(calc(100% - 48px),1440px);margin:auto;min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:2rem}
.wordmark{font-weight:900;letter-spacing:.16em;font-size:1rem}.wordmark span{text-transform:lowercase;color:var(--violet)}
.primary-nav{display:flex;align-items:center;gap:1.55rem;font-size:.88rem;font-weight:700}
.primary-nav>a,.nav-group>summary{padding:1.9rem 0;position:relative;list-style:none;cursor:pointer;white-space:nowrap}.nav-group>summary::-webkit-details-marker{display:none}.nav-group>summary:after{content:"";display:inline-block;width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin:0 0 .22rem .45rem}
.primary-nav>a:not(.nav-cta):after,.nav-group>summary:before{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--violet);transition:.25s}.primary-nav>a:hover:after,.primary-nav>a.is-active:after,.nav-group:hover>summary:before,.nav-group[open]>summary:before{right:0}
.nav-cta{background:var(--ink);color:#fff;padding:.8rem 1rem!important;transition:.2s}.nav-cta:hover{background:var(--violet)}
.nav-group{position:relative}.nav-dropdown{position:absolute;top:72px;left:-24px;width:350px;background:#fff;border:1px solid var(--line);padding:10px;box-shadow:var(--shadow);display:grid;gap:2px}.nav-dropdown--right{left:auto;right:-24px}.nav-group:not([open]) .nav-dropdown{display:none}.nav-dropdown a{padding:13px 14px;font-weight:800}.nav-dropdown a:hover{background:var(--warm)}.nav-dropdown small{display:block;font-weight:400;color:var(--muted);margin-top:3px;line-height:1.35}
.menu-toggle{display:none;border:0;background:transparent;width:46px;height:46px;position:relative}.menu-toggle span:not(.sr-only){position:absolute;left:9px;right:9px;height:2px;background:var(--ink);top:18px}.menu-toggle span:last-child{top:27px}
.btn-row{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center}
.btn{display:inline-flex;justify-content:center;align-items:center;min-height:51px;padding:0 1.35rem;border:1px solid transparent;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;font-weight:900;transition:.2s}
.btn:hover{transform:translateY(-2px)}
.btn-dark{background:var(--ink);color:#fff}.btn-dark:hover{background:var(--violet)}
.btn-light{background:#fff;color:var(--ink)}.btn-light:hover{background:var(--glow)}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff;background:transparent}.btn-ghost:hover{background:#fff;color:#000}
.btn-outline-dark{border-color:#23242b;color:var(--ink);background:transparent}.btn-outline-dark:hover{background:var(--ink);color:#fff}
.btn-soft{background:var(--soft);color:var(--ink)}
.text-link{font-size:.82rem;font-weight:900;text-transform:uppercase;letter-spacing:.06em;border-bottom:1px solid currentColor;padding-bottom:.25rem}.inline-links{display:flex;gap:1.2rem;flex-wrap:wrap;margin-top:1.7rem}
.editorial-head,.editorial-split{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:clamp(45px,8vw,120px);align-items:end;margin-bottom:55px}.editorial-head h2,.editorial-split h2{margin-bottom:0}.editorial-head>p{margin-bottom:.4rem}.editorial-split{align-items:start;margin-bottom:0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,7vw,100px);align-items:center}
.split-media img{width:100%;max-height:720px;object-fit:cover}
.feature-list{list-style:none;padding:0;margin:1.6rem 0 2rem}.feature-list li{padding:.72rem 0;border-bottom:1px solid var(--line)}.dark-section .feature-list li{border-color:rgba(255,255,255,.16)}
/* Homepage */
.home-hero{min-height:calc(100vh - 113px);display:grid;grid-template-columns:minmax(0,1.05fr) minmax(400px,.95fr);position:relative;background:#fff;overflow:hidden}
.home-hero__copy{display:flex;align-items:center;padding:clamp(70px,8vw,130px) clamp(28px,6vw,100px)}.home-hero__copy-inner{max-width:780px;margin-left:auto}.home-hero h1{font-size:clamp(4rem,7.5vw,8.4rem);margin-bottom:1.6rem}.home-hero h1 em{font-weight:400;color:var(--violet)}.hero-deck{font-size:clamp(1.18rem,1.6vw,1.48rem);max-width:700px;color:#343741}.hero-actions{margin-top:2rem}.hero-trust{display:flex;flex-wrap:wrap;gap:.5rem 1.1rem;margin-top:2.2rem;font-size:.76rem;text-transform:uppercase;letter-spacing:.06em;font-weight:800;color:#575b67}.hero-trust span:before{content:"•";color:var(--violet);margin-right:.45rem}
.home-hero__visual{margin:0;position:relative;background:#121318;min-height:720px}.home-hero__visual img{width:100%;height:100%;object-fit:cover}.home-hero__visual:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(5,6,10,.86))}.home-hero__visual figcaption{position:absolute;z-index:2;left:35px;right:35px;bottom:32px;color:#fff;display:flex;justify-content:space-between;gap:2rem;border-top:1px solid rgba(255,255,255,.38);padding-top:14px}.home-hero__visual figcaption span{color:#d3d4da;text-align:right;max-width:310px}
.home-hero__note{position:absolute;left:calc(50% - 115px);bottom:0;width:380px;background:var(--ink);color:#fff;padding:24px 28px;z-index:4}.home-hero__note small{font-size:.65rem;letter-spacing:.17em;color:var(--glow);font-weight:900}.home-hero__note p{color:#fff;line-height:1.45;margin:.6rem 0}.home-hero__note a{font-size:.76rem;font-weight:900;text-transform:uppercase;letter-spacing:.06em}
.statement-strip{background:var(--ink);color:#fff}.statement-strip__inner{display:grid;grid-template-columns:repeat(4,1fr);border-left:1px solid rgba(255,255,255,.13)}.statement-strip__inner>div{padding:26px 24px;border-right:1px solid rgba(255,255,255,.13)}.statement-strip strong{display:block;font-size:.69rem;letter-spacing:.16em;color:var(--glow)}.statement-strip span{font-size:.88rem;color:#c6c8d0}
.event-entry__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.event-entry__card{background:var(--warm);transition:.3s;overflow:hidden}.event-entry__card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.event-entry__card img{width:100%;height:440px;object-fit:cover}.event-entry__card>div{padding:25px}.event-entry__card small{color:var(--violet);letter-spacing:.12em;font-size:.66rem;font-weight:900}.event-entry__card h3{font-family:var(--serif);font-size:2rem;font-weight:400;margin:.5rem 0}.event-entry__card p{font-size:.95rem}.event-entry__card span{font-size:.75rem;font-weight:900;text-transform:uppercase;letter-spacing:.06em}
.selected-work--dark{background:#111219;color:#fff}.selected-work--dark p{color:#c6c8d0}.selected-work__grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;grid-template-rows:repeat(2,320px);gap:12px}.selected-work__grid figure{margin:0;position:relative;overflow:hidden}.selected-work__grid figure:first-child{grid-row:1/3}.selected-work__grid figure:last-child{grid-column:2/4}.selected-work__grid img{width:100%;height:100%;object-fit:cover;transition:.5s}.selected-work__grid figure:hover img{transform:scale(1.03)}.selected-work__grid figcaption{position:absolute;left:0;right:0;bottom:0;padding:50px 22px 18px;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.75));font-size:.78rem;text-transform:uppercase;letter-spacing:.06em}.section-action{text-align:center;margin-top:36px}
.product-story__grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:clamp(50px,8vw,120px);align-items:start}.product-jobs{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}.product-jobs article{padding:30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.product-jobs span,.value-columns>article>span,.process-choice__grid>a>span,.process-roadmap-v04__grid>article>span,.physical-assembly__grid>article>span{color:var(--violet);font-size:.75rem;font-weight:900;letter-spacing:.12em}.product-jobs h3{font-family:var(--serif);font-size:1.9rem;font-weight:400;margin:.8rem 0}.product-jobs p{font-size:.92rem}
.film-explainer{background:var(--warm)}.film-explainer__grid,.process-film__grid{display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(45px,7vw,100px);align-items:center}.film-explainer__media video,.process-film__media video{width:100%;background:#000;box-shadow:var(--shadow)}
.size-preview__grid{display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(45px,7vw,100px);align-items:center}.size-preview__diagram{height:560px;background:#e8e9ed;display:flex;align-items:flex-end;justify-content:center;gap:17px;padding:48px 36px 58px;position:relative;border-bottom:4px solid #171820}.size-tube{width:100px;background:linear-gradient(90deg,#3e60c8,#80bfff 45%,#4c6bd4);border-radius:48px 48px 9px 9px;color:#fff;display:flex;flex-direction:column;justify-content:center;align-items:center;box-shadow:inset 12px 0 20px rgba(0,0,0,.22),0 20px 32px rgba(35,62,130,.2);position:relative}.size-tube:before,.size-tube:after{content:"";position:absolute;left:8px;right:8px;height:9px;background:#171820;border-radius:50%}.size-tube:before{top:6px}.size-tube:after{bottom:6px}.size-tube b{font-size:1.4rem}.size-tube span{font-size:.67rem;text-align:center;padding:0 8px}.size-tube--13{height:215px}.size-tube--16{height:275px}.size-tube--19{height:335px}.size-tube--custom{height:420px;background:linear-gradient(90deg,#1f2027,#585a66,#1f2027);width:116px}.size-person{position:absolute;left:26px;bottom:58px;color:#666;font-size:.65rem}.size-person span{display:block;width:27px;height:120px;border:2px solid #777;border-radius:20px 20px 5px 5px}.size-person span:before{content:"";display:block;width:32px;height:32px;border:2px solid #777;border-radius:50%;margin:-38px 0 0 -4px}.size-person small{writing-mode:vertical-rl;position:absolute;left:38px;bottom:0}.why-illumitubes__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin-top:45px}.why-illumitubes__grid article{background:#fff;padding:34px}.why-illumitubes__grid h3{font-family:var(--serif);font-weight:400;font-size:1.7rem}.start-paths{background:var(--ink);color:#fff}.start-paths p{color:#c7c9d0}.start-paths__grid,.process-choice__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:45px}.start-paths__grid>a,.process-choice__grid>a{padding:34px;background:#fff;color:var(--ink);min-height:290px;display:flex;flex-direction:column;transition:.25s}.start-paths__grid>a:hover,.process-choice__grid>a:hover{transform:translateY(-5px);background:var(--glow)}.start-paths__grid h3,.process-choice__grid h3{font-family:var(--serif);font-size:2rem;font-weight:400;margin:1rem 0}.start-paths__grid strong,.process-choice__grid strong{margin-top:auto;font-size:.75rem;text-transform:uppercase;letter-spacing:.07em}
.resources-preview__grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:clamp(45px,7vw,100px)}.resources-preview__links{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}.resources-preview__links a{padding:25px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-weight:800}.resources-preview__links a:hover{background:var(--warm)}
.final-cta{position:relative;min-height:650px;display:flex;align-items:center;color:#fff;overflow:hidden}.final-cta>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.final-cta:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,8,12,.94),rgba(7,8,12,.45))}.final-cta__inner{position:relative;z-index:2;max-width:760px;margin-left:0}.final-cta p{color:#ddd}
/* Interior heroes */
.page-intro{padding:clamp(90px,10vw,160px) 0;background:var(--warm)}.page-intro h1{font-size:clamp(4rem,7vw,7.4rem);max-width:1050px;margin-bottom:1.5rem}.page-intro__split{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(45px,8vw,120px);align-items:center}.page-intro__split figure{margin:0}.page-intro__split img{width:100%;max-height:630px;object-fit:cover}.page-intro__split figcaption{font-size:.75rem;margin-top:10px;color:var(--muted)}
.segment-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,1fr);min-height:760px;background:var(--warm)}.segment-hero__copy{padding:clamp(70px,8vw,130px);display:flex;flex-direction:column;justify-content:center}.segment-hero__copy h1{font-size:clamp(4rem,7vw,7.2rem)}.segment-hero__copy p{font-size:1.25rem;max-width:700px}.segment-hero__image{margin:0;position:relative;min-height:650px;background:#111}.segment-hero__image img{width:100%;height:100%;object-fit:cover}.segment-hero__image--wide img{object-position:center}.segment-hero__image figcaption{position:absolute;left:25px;right:25px;bottom:22px;color:#fff;background:rgba(10,11,16,.78);padding:13px 15px;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em}
.proof-rail{background:var(--ink);color:#fff}.proof-rail .shell{display:flex;justify-content:space-between;gap:1rem;overflow:auto;padding-block:18px;font-size:.68rem;letter-spacing:.12em;font-weight:900;white-space:nowrap}.proof-rail span:before{content:"•";color:var(--glow);margin-right:12px}
.case-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.case-grid--three{grid-template-columns:repeat(3,1fr)}.case-grid figure{margin:0;position:relative;background:#111;overflow:hidden}.case-grid img{width:100%;height:470px;object-fit:cover}.case-grid figcaption{position:absolute;left:0;right:0;bottom:0;color:#fff;padding:60px 20px 18px;background:linear-gradient(transparent,rgba(0,0,0,.82))}.case-grid figcaption strong,.case-grid figcaption span{display:block}.case-grid figcaption span{font-size:.75rem;color:#d1d2d8;margin-top:4px}
.value-columns{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}.value-columns article{background:#fff;padding:30px}.dark-section .value-columns article{background:#16171d}.value-columns h3{font-family:var(--serif);font-size:1.7rem;font-weight:400;margin:.7rem 0}.dark-section .value-columns p{color:#c8cad1}
.assistance-panel{background:var(--soft)}.assistance-panel__grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(45px,8vw,120px)}.assistance-choices{display:grid;gap:10px}.assistance-choices a{background:#fff;padding:25px;border-left:4px solid var(--violet);transition:.2s}.assistance-choices a:hover{transform:translateX(6px)}.assistance-choices strong,.assistance-choices span{display:block}.assistance-choices span{color:var(--muted);margin-top:4px}
.message-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.17)}.message-grid article{padding:32px;background:#14151b}.message-grid article>span{font-size:.66rem;color:var(--glow);letter-spacing:.14em;font-weight:900}.message-grid h3{font-family:var(--serif);font-size:1.7rem;font-weight:400;margin:.8rem 0}.message-grid p{color:#c7c9d1}
.impact-math{background:var(--soft)}.impact-math__grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(45px,8vw,120px);align-items:center}.impact-math__list{display:grid;grid-template-columns:1fr 1fr;background:#fff}.impact-math__list div{min-height:170px;border:1px solid var(--line);padding:25px;display:flex;flex-direction:column;justify-content:center}.impact-math__list strong{font-family:var(--serif);font-size:3.3rem;color:var(--violet)}.impact-math__list span{font-weight:800}
.parent-context{background:var(--warm)}.parent-context__grid{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(45px,8vw,120px);align-items:center}.parent-context__statement{background:var(--ink);color:#fff;padding:50px;min-height:300px;display:flex;flex-direction:column;justify-content:center}.parent-context__statement strong{font-size:clamp(2rem,5vw,4.6rem);letter-spacing:.12em}.parent-context__statement span{color:#c9cbd2;font-size:1.15rem}
/* Gallery */
.gallery-toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:38px}.filter-btn{border:1px solid var(--line);background:#fff;padding:12px 16px;font-size:.74rem;font-weight:900;text-transform:uppercase;letter-spacing:.05em}.filter-btn.is-selected,.filter-btn:hover{background:var(--ink);color:#fff;border-color:var(--ink)}.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.gallery-grid figure{margin:0;position:relative;min-height:420px;overflow:hidden;background:#111}.gallery-grid__wide{grid-column:span 2}.gallery-grid img{width:100%;height:100%;object-fit:cover;transition:.45s}.gallery-grid figure:hover img{transform:scale(1.025)}.gallery-grid figcaption{position:absolute;left:0;right:0;bottom:0;color:#fff;padding:70px 20px 18px;background:linear-gradient(transparent,rgba(0,0,0,.82))}.gallery-grid figcaption strong,.gallery-grid figcaption span{display:block}.gallery-grid figcaption span{font-size:.75rem;color:#d0d2d9}.gallery-lessons .value-columns{background:rgba(255,255,255,.15)}
/* Process & size */
.inner-hero{position:relative;min-height:620px;color:#fff;display:flex;align-items:flex-end;background:#101116;overflow:hidden}.inner-hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.inner-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,7,11,.92),rgba(6,7,11,.3))}.inner-hero-content{position:relative;z-index:2;width:min(calc(100% - 64px),var(--max));margin:0 auto;padding:100px 0}.inner-hero-content h1{max-width:1000px}.inner-hero-content p{color:#e4e5e8;font-size:1.25rem;max-width:760px}
.process-choice__grid>a{border:1px solid var(--line)}
.process-film--dark{background:var(--ink);color:#fff}.process-film--dark p{color:#c8cad2}
.process-summary{padding-left:1.2rem}.process-summary li{margin:.7rem 0;color:#d5d6dc}
.process-roadmap-v04__grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.process-roadmap-v04__grid>article{background:var(--warm);padding:25px}.process-roadmap-v04__grid h3{font-family:var(--serif);font-size:1.7rem;font-weight:400;margin:.8rem 0}.process-roadmap-v04__grid p,.process-roadmap-v04__grid li{font-size:.9rem}.process-detail{border-top:1px solid var(--line);padding-top:14px;margin-top:15px}.process-detail ul{padding-left:1.15rem}
.physical-assembly{background:#fff}.physical-assembly__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:45px}.physical-assembly__grid article{background:var(--warm);padding:20px}.physical-assembly__grid h3{font-family:var(--serif);font-size:1.6rem;font-weight:400;margin:.7rem 0}.physical-assembly__result img{height:240px;width:100%;object-fit:cover;margin-bottom:18px}.tech-illustration{height:250px;background:#e8e9ed;position:relative;display:flex;align-items:center;justify-content:center;margin-bottom:18px;overflow:hidden}.sheet{width:74%;height:150px;border:2px solid #24252c;background:linear-gradient(135deg,#2b78ff,#7358ff);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.68rem;letter-spacing:.1em;font-weight:900}.sheet i{position:absolute;height:1px;background:rgba(255,255,255,.7);left:20%;right:20%}.sheet i:nth-child(2){top:42%}.sheet i:nth-child(3){top:52%}.sheet i:nth-child(4){top:62%}.measure-line{position:absolute;bottom:20px;font-size:.62rem;letter-spacing:.1em;font-weight:900}.sheet--curve{border-radius:50%/10%;transform:perspective(400px) rotateY(-35deg)}.curve-arrow{font-size:3rem;margin-left:-15px}.puck{width:110px;height:34px;background:#171820;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.7rem}.tube-outline{position:absolute;width:145px;height:175px;border:3px solid var(--violet);border-radius:50%/8%;top:33px}.down-arrow{position:absolute;top:7px;font-size:2rem;color:var(--violet)}
.table-context__grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(45px,8vw,120px);align-items:center}.table-context figure{margin:0}.table-context img{width:100%;max-height:700px;object-fit:cover}.table-context figcaption{font-size:.75rem;color:var(--muted);margin-top:10px}
.what-arrives__grid,.setup-checklist__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.what-arrives__grid article,.setup-checklist__grid article{background:var(--warm);padding:27px}.part-icon{display:block;width:64px;height:64px;border:2px solid var(--ink);margin-bottom:20px;position:relative}.part-icon--graphic:after{content:"";position:absolute;inset:9px;background:linear-gradient(135deg,var(--violet),var(--blue))}.part-icon--light{border-radius:50%}.part-icon--light:after{content:"";position:absolute;inset:13px;border-radius:50%;background:var(--glow);box-shadow:0 0 18px var(--glow)}.part-icon--hardware:before,.part-icon--hardware:after{content:"";position:absolute;background:var(--ink)}.part-icon--hardware:before{width:4px;height:46px;left:28px;top:7px}.part-icon--hardware:after{height:4px;width:46px;top:28px;left:7px}.part-icon--guide:after{content:"?";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:2.2rem}
.faq-preview__list details,.faq-full details{border-top:1px solid var(--line);padding:18px 0}.faq-preview__list details:last-child,.faq-full details:last-child{border-bottom:1px solid var(--line)}.faq-preview summary,.faq-full summary{font-weight:900;cursor:pointer;list-style:none;padding-right:30px;position:relative}.faq-preview summary:after,.faq-full summary:after{content:"+";position:absolute;right:0;font-size:1.3rem}.faq-preview details[open] summary:after,.faq-full details[open] summary:after{content:"−"}.faq-preview details p,.faq-full details p{margin:.8rem 0 0}
.size-guide-intro{background:var(--warm)}.size-rule-card{background:var(--ink);color:#fff;padding:40px}.size-rule-card p{color:#d0d2da}.size-lab__stage{min-height:610px;background:#e8e9ed;position:relative;display:flex;align-items:flex-end;justify-content:center;gap:28px;padding:55px}.size-object{width:150px;border-radius:70px 70px 8px 8px;background:linear-gradient(90deg,#1b3986,#5f9aff,#29458e);color:#fff;text-align:center;display:flex;flex-direction:column;justify-content:center;box-shadow:inset 15px 0 25px rgba(0,0,0,.25),0 24px 40px rgba(35,62,130,.2)}.size-object--13{height:260px}.size-object--16{height:325px}.size-object--19{height:390px}.size-object b{font-size:2rem}.size-object span{font-size:.75rem}.size-lab__table{position:absolute;bottom:20px;height:22px;left:10%;right:10%;background:#25262d;border-radius:50%}.size-lab__sightline{position:absolute;top:145px;left:4%;right:4%;border-top:2px dashed #d33;color:#a11;font-size:.65rem;letter-spacing:.08em}.size-lab__note{padding:18px;background:#fff;border:1px solid var(--line);margin-top:10px;font-size:.8rem}.size-cases__grid,.room-logic__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.size-cases article,.room-logic article{padding:28px;background:var(--warm)}.room-logic--dark{background:var(--ink);color:#fff}.room-logic--dark article{background:#17181f}.room-logic--dark p{color:#c6c8d0}.custom-size-section__grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:clamp(45px,8vw,120px);align-items:center}.custom-size-section__visual{height:470px;background:#e8e9ed;display:flex;align-items:flex-end;justify-content:center;gap:16px;padding:40px}.custom-cylinder{background:linear-gradient(90deg,#25272f,#777b89,#25272f);border-radius:50%/6%;color:#fff;display:flex;align-items:center;justify-content:center;font-size:.65rem;text-transform:uppercase;letter-spacing:.08em}.custom-cylinder--narrow{width:80px;height:260px}.custom-cylinder--standard{width:130px;height:310px}.custom-cylinder--wide{width:190px;height:290px}.custom-cylinder--tall{width:120px;height:390px}
/* Ordering, resources, setup */
.order-paths-full__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.order-paths-full__grid article{background:var(--warm);padding:34px}.artwork-intake--dark{background:var(--ink);color:#fff}.artwork-intake--dark p{color:#c7c9d1}.artwork-intake__grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:clamp(45px,8vw,120px)}.artwork-intake__cards{display:grid;grid-template-columns:1fr 1fr;gap:10px}.artwork-intake__cards article{background:#17181f;padding:25px}.order-timeline__grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line)}.order-timeline__grid article{background:#fff;padding:25px}.setup-doctrine__grid,.storage-reuse__grid,.resource-purpose{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(45px,8vw,120px)}.resource-library__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.resource-library__grid article{background:var(--warm);padding:28px}.resource-library__grid h3{font-family:var(--serif);font-size:1.8rem;font-weight:400}.faq-full__grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(45px,8vw,120px)}
/* Form */
.form-layout{display:grid;grid-template-columns:330px 1fr;gap:24px;align-items:start}.choice-stack{display:grid;gap:9px;position:sticky;top:120px}.choice-button{border:1px solid var(--line);background:#fff;text-align:left;padding:18px}.choice-button strong,.choice-button span{display:block}.choice-button span{color:var(--muted);font-size:.85rem;margin-top:3px}.choice-button.is-selected{background:var(--ink);color:#fff}.choice-button.is-selected span{color:#d1d2d9}.form-card{background:#fff;padding:clamp(25px,4vw,50px);box-shadow:var(--shadow)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field{display:flex;flex-direction:column;gap:6px}.field--full{grid-column:1/-1}.field label{font-size:.78rem;font-weight:900;text-transform:uppercase;letter-spacing:.04em}.field input,.field select,.field textarea{width:100%;border:1px solid #c8cad2;background:#fff;padding:13px 14px;border-radius:0;min-height:50px}.field textarea{min-height:130px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--violet);outline-offset:1px}.upload-box{border:1px dashed #a9acb6;padding:18px;background:var(--warm)}.field-help,.required-note{font-size:.78rem;color:var(--muted)}.guidance-fields{border-top:1px solid var(--line);margin-top:25px;padding-top:25px}.fieldset-title{font-family:var(--serif);font-size:1.5rem}.checkbox-row{display:flex;gap:10px;margin-top:22px}.checkbox-row input{margin-top:5px}.honeypot{position:absolute;left:-9999px}.notice,.success-card{padding:15px;background:#fff8d8;border-left:4px solid #e4b400;margin-bottom:20px}
.quote-band{background:linear-gradient(135deg,#191a22,#07080b);color:#fff}.quote-band p{color:#d0d2d8}.quote-content{max-width:980px}.quote-content h2{font-size:clamp(3rem,6vw,6rem)}
/* Footer */
.site-footer{background:#0b0c11;color:#fff;padding-top:80px}.footer-cta{display:flex;justify-content:space-between;gap:40px;align-items:end;border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:65px}.footer-cta span{font-size:.68rem;letter-spacing:.15em;color:var(--glow);font-weight:900}.footer-cta h2{font-family:var(--serif);font-size:clamp(2.2rem,4vw,4.2rem);max-width:860px;margin:.6rem 0 0}.footer-shell{width:min(calc(100% - 64px),var(--max));margin:0 auto;display:grid;grid-template-columns:1.8fr repeat(3,1fr);gap:60px;padding:70px 0}.footer-shell h2{font-family:var(--sans);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--glow);font-weight:900}.footer-shell a{display:block;color:#d5d6dc;margin:.55rem 0;font-size:.9rem}.footer-shell a:hover{color:#fff}.footer-shell p{color:#aeb1ba;font-size:.9rem}.wordmark--footer{font-size:1.1rem;display:inline-block;margin-bottom:18px}.footer-brand p{max-width:370px}.footer-bottom{border-top:1px solid rgba(255,255,255,.15);padding:20px 0 30px;display:flex;gap:25px;flex-wrap:wrap;color:#9295a0;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em}
[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .6s ease var(--reveal-delay,0ms),transform .6s ease var(--reveal-delay,0ms)}[data-reveal].is-visible{opacity:1;transform:none}
@media(max-width:1100px){
  .primary-nav{gap:.9rem;font-size:.82rem}.header-shell{width:min(calc(100% - 30px),1440px)}
  .home-hero{grid-template-columns:1fr 1fr}.home-hero__copy{padding-left:35px;padding-right:35px}.home-hero__note{left:40%;width:360px}
  .process-roadmap-v04__grid{grid-template-columns:repeat(2,1fr)}.process-roadmap-v04__grid>article:last-child{grid-column:1/-1}
  .case-grid{grid-template-columns:1fr 1fr}.message-grid,.value-columns{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
  .shell{width:min(calc(100% - 36px),var(--max))}.section{padding:75px 0}
  .menu-toggle{display:block}.primary-nav{position:fixed;inset:113px 0 0;background:#fff;display:none;align-items:stretch;flex-direction:column;padding:28px;overflow:auto;gap:0}.primary-nav.is-open{display:flex}.primary-nav>a,.nav-group>summary{padding:14px 0;border-bottom:1px solid var(--line)}.nav-cta{margin-top:18px;text-align:center}.nav-group{width:100%}.nav-dropdown,.nav-dropdown--right{position:static;width:100%;box-shadow:none;border:0;padding:8px 0 8px 12px}.nav-dropdown a{padding:10px 0}.primary-nav>a:after,.nav-group>summary:before{display:none}
  .home-hero,.segment-hero,.page-intro__split,.editorial-head,.editorial-split,.split,.product-story__grid,.film-explainer__grid,.size-preview__grid,.resources-preview__grid,.assistance-panel__grid,.impact-math__grid,.table-context__grid,.parent-context__grid,.artwork-intake__grid,.setup-doctrine__grid,.storage-reuse__grid,.resource-purpose,.faq-full__grid{grid-template-columns:1fr}
  .home-hero{min-height:auto}.home-hero__copy{padding:75px 25px}.home-hero__copy-inner{margin:0}.home-hero__visual{min-height:680px}.home-hero__note{position:relative;left:auto;bottom:auto;width:auto;margin:0;background:var(--ink)}
  .segment-hero{min-height:auto}.segment-hero__copy{padding:75px 25px}.segment-hero__image{min-height:650px}.editorial-head,.editorial-split{gap:25px;margin-bottom:35px}
  .statement-strip__inner{grid-template-columns:1fr 1fr}.event-entry__grid,.start-paths__grid,.process-choice__grid,.resource-library__grid{grid-template-columns:1fr}.event-entry__card{display:grid;grid-template-columns:.8fr 1.2fr}.event-entry__card img{height:100%;min-height:320px}
  .selected-work__grid{grid-template-columns:1fr 1fr;grid-template-rows:repeat(3,300px)}.selected-work__grid figure:first-child{grid-column:1/-1;grid-row:auto}.selected-work__grid figure:last-child{grid-column:1/-1}
  .product-jobs,.resources-preview__links{grid-template-columns:1fr 1fr}.why-illumitubes__grid{grid-template-columns:1fr}
  .size-preview__diagram{height:500px}.case-grid,.case-grid--three,.gallery-grid{grid-template-columns:1fr 1fr}.gallery-grid__wide{grid-column:span 2}
  .physical-assembly__grid,.what-arrives__grid,.setup-checklist__grid{grid-template-columns:1fr 1fr}.size-cases__grid,.room-logic__grid{grid-template-columns:1fr}.custom-size-section__grid{grid-template-columns:1fr}.order-paths-full__grid{grid-template-columns:1fr}.order-timeline__grid{grid-template-columns:1fr 1fr}.form-layout{grid-template-columns:1fr}.choice-stack{position:static;grid-template-columns:1fr 1fr 1fr}.footer-cta{align-items:flex-start;flex-direction:column}.footer-shell{grid-template-columns:1.6fr 1fr 1fr}.footer-shell>div:last-child{grid-column:2/4}
}
@media(max-width:620px){
  body{font-size:16px}.preview-bar{justify-content:flex-start;padding-left:12px;overflow:hidden}.preview-bar span{display:none}.header-shell{min-height:72px}.primary-nav{top:103px}.site-header .wordmark{font-size:.88rem}
  .shell{width:min(calc(100% - 28px),var(--max))}.section{padding:62px 0}h1{font-size:3.25rem}h2{font-size:2.6rem}.home-hero h1,.segment-hero__copy h1,.page-intro h1{font-size:3.65rem}.home-hero__visual{min-height:560px}.home-hero__visual figcaption{left:18px;right:18px;display:block}.home-hero__visual figcaption span{display:block;text-align:left;margin-top:4px}.hero-trust{display:grid}.statement-strip__inner{grid-template-columns:1fr}.statement-strip__inner>div{padding:18px}.event-entry__card{display:block}.event-entry__card img{height:370px}.event-entry__card>div{padding:21px}
  .selected-work__grid{display:block}.selected-work__grid figure{height:330px;margin-bottom:10px}.product-jobs,.resources-preview__links,.message-grid,.value-columns,.case-grid,.case-grid--three,.gallery-grid,.physical-assembly__grid,.what-arrives__grid,.setup-checklist__grid,.artwork-intake__cards,.order-timeline__grid{grid-template-columns:1fr}.gallery-grid__wide{grid-column:auto}.case-grid img{height:420px}.statement-strip__inner{border-left:0}.size-preview__diagram{height:440px;padding:45px 10px 50px;gap:7px}.size-tube{width:66px}.size-tube--custom{width:74px}.size-person{display:none}.size-tube span{display:none}.size-lab__stage{min-height:470px;padding:45px 12px}.size-object{width:82px}.size-object--13{height:205px}.size-object--16{height:255px}.size-object--19{height:305px}.custom-size-section__visual{height:400px;padding:25px 8px;gap:8px}.custom-cylinder--wide{width:125px}.custom-cylinder--standard{width:90px}.custom-cylinder--tall{width:75px}.custom-cylinder--narrow{width:50px}.process-roadmap-v04__grid{grid-template-columns:1fr}.process-roadmap-v04__grid>article:last-child{grid-column:auto}.choice-stack{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.field--full{grid-column:auto}.page-intro{padding:70px 0}.page-intro__split figure{order:-1}.page-intro__split img{max-height:520px}.segment-hero__image{min-height:560px}.footer-shell{grid-template-columns:1fr;gap:30px;width:min(calc(100% - 28px),var(--max))}.footer-shell>div:last-child{grid-column:auto}.footer-bottom{width:min(calc(100% - 28px),var(--max))}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}[data-reveal]{opacity:1;transform:none}}