:root{--bg:#0d1112;--surface:#161d1f;--text:#e7ecea;--muted:#9aa6a6;--ice:#a7c7ce;--deep:#4e747c;--line:rgba(231,236,234,.16);--pad:clamp(20px,5vw,72px)}
*{box-sizing:border-box}html{background:var(--bg);color:var(--text);scroll-behavior:auto}body.itti-is-page{margin:0;min-width:320px;background:var(--bg);color:var(--text);font-family:"Segoe UI Variable","Segoe UI","Helvetica Neue",Arial,sans-serif;overflow-x:hidden}
body.itti-is-page::after{content:"";position:fixed;inset:0;z-index:40;pointer-events:none;opacity:.13;background-image:radial-gradient(rgba(255,255,255,.2) .45px,transparent .6px);background-size:7px 7px;mask-image:linear-gradient(to bottom,black,transparent 86%)}
.is-fixed-header{position:fixed;top:var(--wp-admin--admin-bar--height,0px);left:0;right:0;z-index:30;height:64px;padding:0 var(--pad);display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);background:rgba(13,17,18,.88);backdrop-filter:blur(12px)}.is-fixed-header>a{color:inherit;text-decoration:none;font-weight:750;font-size:17px;letter-spacing:-.05em}.is-fixed-header>a span{font-weight:500;font-size:11px;letter-spacing:0;color:var(--muted)}.is-fixed-header nav{display:flex;gap:14px;font:8px Consolas,monospace}.is-fixed-header nav a{color:var(--muted);text-decoration:none}.is-fixed-header nav a:hover{color:var(--ice)}
#itti-is-document{opacity:0;transition:opacity .65s}.is-ready #itti-is-document{opacity:1}.is-hero{min-height:100svh;padding:calc(110px + var(--wp-admin--admin-bar--height,0px)) var(--pad) var(--pad);display:grid;grid-template-columns:minmax(0,7fr) minmax(260px,4fr);gap:clamp(50px,8vw,130px);align-items:center;border-bottom:1px solid var(--line)}.is-hero-copy>p:first-child,.is-chapter>p:first-child{margin:0 0 clamp(30px,5vh,62px);font:9px Consolas,monospace;letter-spacing:.2em;text-transform:uppercase;color:var(--ice)}.is-hero h1{margin:0;font-size:clamp(58px,8.4vw,132px);line-height:.82;letter-spacing:-.07em;font-weight:580}.is-hero h1 em{font-style:normal;font-weight:310;color:var(--ice)}.is-hero-copy>p:nth-of-type(2){max-width:680px;margin:clamp(36px,6vh,70px) 0 28px;font-size:clamp(16px,1.4vw,21px);line-height:1.72;color:rgba(231,236,234,.7)}.is-hero-copy>a{display:inline-block;color:var(--text);text-decoration:none;border-bottom:1px solid var(--ice);padding:10px 0;font-size:11px;letter-spacing:.08em}
.is-basalt-study{height:min(70vh,680px);display:grid;grid-template-rows:auto 1fr auto;border-left:1px solid var(--line);border-right:1px solid var(--line);padding:20px;font:8px Consolas,monospace;color:var(--muted)}.is-basalt-study>div{display:flex;gap:clamp(5px,1vw,14px);align-items:stretch;padding:30px 0}.is-basalt-study i{flex:1;background:linear-gradient(180deg,#1f292c,#0c1011);clip-path:polygon(12% 0,100% 5%,85% 100%,0 94%);border:1px solid rgba(167,199,206,.12)}.is-basalt-study i:nth-child(2n){transform:translateY(5%)}.is-basalt-study small{text-align:right}
.is-document-grid{display:grid;grid-template-columns:minmax(210px,3fr) minmax(0,9fr);align-items:start}.is-chapter-rail{position:sticky;top:calc(64px + var(--wp-admin--admin-bar--height,0px));height:calc(100svh - 64px - var(--wp-admin--admin-bar--height,0px));padding:var(--pad);border-right:1px solid var(--line);display:grid;grid-template-rows:auto 1fr;z-index:10;background:var(--bg)}.is-chapter-rail>p{margin:0;font:8px Consolas,monospace;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}.is-chapter-rail nav{align-self:center;display:flex;flex-direction:column}.is-chapter-rail a{min-height:48px;display:grid;grid-template-columns:36px 1fr;align-items:center;border-bottom:1px solid var(--line);color:var(--muted);text-decoration:none;font-size:13px}.is-chapter-rail a span{font:8px Consolas,monospace}.is-chapter-rail a[aria-current]{color:var(--text)}.is-chapter-rail a[aria-current] span{color:var(--ice)}.is-progress{position:absolute;right:-1px;top:0;bottom:0;width:2px;background:rgba(167,199,206,.1)}.is-progress i{display:block;width:100%;height:100%;background:var(--ice);transform:scaleY(0);transform-origin:top}
.is-chapters{min-width:0}.is-chapter{min-height:92svh;padding:clamp(90px,12vw,180px) var(--pad);border-bottom:1px solid var(--line);display:flex;flex-direction:column;justify-content:center;opacity:.6;transform:translateY(10px);transition:opacity .4s,transform .4s}.is-chapter.is-visible{opacity:1;transform:none}.is-chapter h2{margin:0;max-width:1020px;font-size:clamp(48px,7.5vw,112px);line-height:.9;letter-spacing:-.065em;font-weight:560}.is-chapter>p:not(:first-child){max-width:760px;margin:42px 0 0;font-size:clamp(16px,1.5vw,21px);line-height:1.78;color:rgba(231,236,234,.7)}.is-chapter blockquote{margin:60px 0 0;padding:24px 0;border-top:1px solid var(--ice);font-size:clamp(20px,2vw,30px);color:var(--ice)}.is-chapter-light{background:#dce5e4;color:#111718}.is-chapter-light>p:not(:first-child){color:#4f5959}.is-chapter-light>p:first-child{color:#4e747c}.is-fields{margin-top:70px;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #8da0a0}.is-fields div{padding:25px;border-right:1px solid #8da0a0}.is-fields b,.is-fields span{display:block}.is-fields b{font-size:17px}.is-fields span{margin-top:18px;font-size:14px;line-height:1.65;color:#536060}.is-chapter-slate{background:#151d1f}.is-note-lines{display:grid;gap:12px;margin-top:70px}.is-note-lines i{height:1px;background:linear-gradient(to right,var(--ice),transparent)}.is-note-lines i:nth-child(2){width:72%}.is-note-lines i:nth-child(3){width:48%}.is-note-lines i:nth-child(4){width:83%}.is-contact{margin-top:80px;padding-top:24px;border-top:1px solid var(--ice);display:flex;justify-content:space-between;gap:30px}.is-contact a{color:var(--text);text-decoration:none}.is-page-footer{min-height:120px;padding:30px var(--pad);display:flex;justify-content:space-between;align-items:end;font:8px Consolas,monospace;color:var(--muted)}
@media(max-width:760px){.is-fixed-header{height:58px;padding:0 18px}.is-fixed-header nav{gap:8px}.is-hero{grid-template-columns:1fr;min-height:auto;padding:calc(110px + var(--wp-admin--admin-bar--height,0px)) 20px 70px}.is-hero h1{font-size:clamp(50px,14vw,78px)}.is-basalt-study{height:44vh}.is-document-grid{display:block}.is-chapter-rail{position:sticky;top:calc(58px + var(--wp-admin--admin-bar--height,0px));height:auto;padding:0 18px;background:rgba(13,17,18,.96);grid-template-rows:auto auto}.is-chapter-rail>p{display:none}.is-chapter-rail nav{flex-direction:row;overflow-x:auto}.is-chapter-rail a{flex:0 0 auto;min-width:94px;border-bottom:0;border-right:1px solid var(--line);padding:0 10px}.is-progress{top:auto;left:0;right:0;bottom:0;width:auto;height:2px}.is-progress i{transform-origin:left;transform:scaleX(0)}.is-chapter{min-height:auto;padding:90px 20px}.is-chapter h2{font-size:clamp(44px,13vw,72px)}.is-fields{grid-template-columns:1fr}.is-fields div{border-right:0;border-bottom:1px solid #8da0a0}.is-contact{display:block}.is-contact a{display:block;margin-top:22px}.is-page-footer{padding:28px 20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.is-chapter{opacity:1;transform:none;transition:none}}
.no-js #itti-is-document{opacity:1}
html,body.itti-is-page,.is-chapter-rail nav{scrollbar-width:none;-ms-overflow-style:none}
html::-webkit-scrollbar,body.itti-is-page::-webkit-scrollbar,.is-chapter-rail nav::-webkit-scrollbar{display:none;width:0;height:0}