:root{--ink:#121522;--night:#171b2b;--paper:#f2eee4;--paper2:#e5dfd2;--lime:#d2f15a;--blue:#6fb6ff;--coral:#ff705d;--violet:#6d66a8;--muted:#646878;--line:rgba(18,21,34,.2);--lightline:rgba(255,255,255,.23);--sans:"Helvetica Neue",Arial,sans-serif;--serif:Georgia,"Times New Roman",serif;--mono:"SFMono-Regular",Consolas,monospace;--max:1220px;--ease:cubic-bezier(.22,.7,.2,1)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font:1rem/1.7 var(--sans)}img{display:block;max-width:100%}a{color:inherit;text-underline-offset:.2em}a:hover{color:var(--coral)}button{font:inherit}:focus-visible{outline:3px solid var(--lime);outline-offset:4px}.skip-link{position:fixed;z-index:100;top:1rem;left:1rem;padding:.7rem 1rem;color:white;background:var(--ink);transform:translateY(-200%)}.skip-link:focus{transform:none}.wrap{width:min(calc(100% - 3rem),var(--max));margin-inline:auto}.narrow{width:min(calc(100% - 2rem),790px);margin-inline:auto}.read-progress{position:fixed;z-index:80;top:0;left:0;width:0;height:4px;background:var(--lime)}
.site-header{position:relative;z-index:30;color:white;background:var(--ink);border-bottom:1px solid var(--lightline)}.header-row{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:2rem}.brand{display:flex;align-items:center;gap:.85rem;color:white;text-decoration:none;font-weight:850;letter-spacing:-.04em}.brand:hover{color:var(--lime)}.brand-bars{display:grid;grid-template-columns:repeat(5,4px);align-items:end;gap:3px;width:32px;height:30px}.brand-bars i{display:block;background:var(--lime)}.brand-bars i:nth-child(1){height:10px}.brand-bars i:nth-child(2){height:22px}.brand-bars i:nth-child(3){height:15px}.brand-bars i:nth-child(4){height:28px}.brand-bars i:nth-child(5){height:18px}.brand small{display:block;margin-top:.2rem;color:#aeb1c1;font:600 .58rem var(--mono);letter-spacing:.14em;text-transform:uppercase}.site-nav{display:flex;align-items:center;gap:.2rem}.site-nav a{padding:.65rem .78rem;color:#d9dbea;font:700 .68rem var(--mono);letter-spacing:.04em;text-decoration:none;text-transform:uppercase}.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--ink);background:var(--lime)}.menu-button{display:none;padding:.6rem .85rem;border:1px solid var(--lightline);color:white;background:transparent;font-weight:800}
.eyebrow{margin:0 0 1rem;color:var(--coral);font:800 .7rem var(--mono);letter-spacing:.14em;text-transform:uppercase}h1,h2,h3{margin:0;font-family:var(--serif);font-weight:500;line-height:1.02;letter-spacing:-.04em}h1{font-size:clamp(3.6rem,8vw,8rem)}h2{font-size:clamp(2.25rem,4.7vw,4.7rem)}h3{font-size:clamp(1.5rem,2.3vw,2.25rem)}p{margin:0 0 1.15rem}.lead{max-width:750px;color:#6b6e7c;font:1.25rem/1.58 var(--serif)}.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:.75rem 1.1rem;border:1px solid var(--ink);color:white;background:var(--ink);font-weight:850;text-decoration:none}.button:hover{color:var(--ink);background:var(--lime)}.button.light{color:var(--ink);background:transparent}.button.light:hover{background:var(--blue)}
.hero{position:relative;min-height:760px;color:white;background:var(--night);overflow:hidden}.hero-grid{display:grid;grid-template-columns:.95fr 1.05fr;min-height:760px}.hero-copy{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:center;padding:6rem clamp(1rem,4vw,4.5rem) 6rem 0}.hero-copy h1{max-width:690px}.hero-copy h1 em{display:block;color:var(--lime);font-style:normal}.hero-copy .lead{margin-top:1.5rem;color:#c6c8d5}.hero-actions{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.4rem}.hero .button{border-color:var(--lime);color:var(--ink);background:var(--lime)}.hero .button:hover{background:var(--blue)}.hero .button.ghost{color:white;background:transparent;border-color:var(--lightline)}.hero-photo{position:relative;min-width:0}.hero-photo picture,.hero-photo img{width:100%;height:100%}.hero-photo img{object-fit:cover;filter:saturate(.72) contrast(1.05)}.hero-photo::after{position:absolute;inset:0;background:linear-gradient(90deg,var(--night),transparent 32%),linear-gradient(0deg,rgba(23,27,43,.55),transparent 40%);content:""}.frequency-card{position:absolute;z-index:2;right:1.3rem;bottom:1.3rem;width:min(330px,calc(100% - 2.6rem));padding:1rem;color:var(--ink);background:var(--lime);font:.7rem/1.6 var(--mono);text-transform:uppercase}.frequency-card b{display:block;font-size:1rem}.wave{display:flex;align-items:center;gap:4px;height:56px;margin-bottom:.65rem}.wave i{width:3px;background:currentColor}.wave i:nth-child(3n+1){height:18%}.wave i:nth-child(3n+2){height:78%}.wave i:nth-child(3n){height:45%}
.signal-strip{color:white;background:var(--violet);border-block:1px solid var(--lightline)}.signal-grid{display:grid;grid-template-columns:repeat(4,1fr)}.signal-grid div{padding:1rem;border-right:1px solid var(--lightline)}.signal-grid div:last-child{border-right:0}.signal-grid b{display:block;color:var(--lime);font:1.3rem var(--serif)}.signal-grid span{font:.66rem var(--mono);text-transform:uppercase}.section{padding:clamp(4.5rem,9vw,8.5rem) 0}.section.dark{color:white;background:var(--night)}.section.blue{background:var(--blue)}.section.lime{background:var(--lime)}.section-head{display:grid;grid-template-columns:1fr .55fr;gap:3rem;align-items:end;margin-bottom:2.6rem}.section-head>p{margin:0;color:var(--muted)}.dark .section-head>p{color:#b6b8c7}.dark .eyebrow{color:var(--lime)}
.note-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:1rem}.note-card{grid-column:span 6;position:relative;overflow:hidden;border:1px solid var(--line);background:#faf7f0}.note-card:nth-child(3n){grid-column:span 7}.note-card:nth-child(4n){grid-column:span 5}.note-card picture img{width:100%;height:340px;object-fit:cover;filter:saturate(.72);transition:transform .55s var(--ease),filter .55s var(--ease)}.note-card:hover img{transform:scale(1.025);filter:saturate(1)}.note-copy{padding:1.35rem}.note-meta{display:flex;justify-content:space-between;gap:1rem;margin-bottom:.8rem;color:var(--muted);font:700 .66rem var(--mono);text-transform:uppercase}.note-card h3 a,.note-card h2 a{text-decoration:none}.note-card p{margin-top:.8rem;color:var(--muted)}.note-card .pulse{position:absolute;right:1rem;top:1rem;display:grid;place-items:center;width:55px;aspect-ratio:1;border-radius:50%;color:var(--ink);background:var(--lime);font:700 .7rem var(--mono)}
.method-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(2rem,7vw,7rem);align-items:start}.spectrum{position:sticky;top:2rem;min-height:560px;border:1px solid var(--lightline);background:repeating-linear-gradient(90deg,transparent 0 23px,rgba(255,255,255,.06) 23px 24px),linear-gradient(180deg,rgba(111,182,255,.4),transparent 55%)}.spectrum::after{position:absolute;left:0;right:0;top:54%;height:2px;background:var(--lime);box-shadow:0 -60px 0 rgba(210,241,90,.35),0 74px 0 rgba(210,241,90,.2);content:""}.spectrum span{position:absolute;left:1.2rem;top:1.2rem;max-width:230px;color:var(--lime);font:.7rem/1.5 var(--mono);text-transform:uppercase}.method-step{display:grid;grid-template-columns:60px 1fr;gap:1rem;padding:1.7rem 0;border-top:1px solid var(--lightline)}.method-step>span{color:var(--lime);font:1.65rem var(--serif)}.method-step p{color:#bfc1ce;margin:.7rem 0 0}
.page-hero{padding:clamp(4.5rem,9vw,8rem) 0 4rem;color:white;background:linear-gradient(130deg,var(--night),#292d48);border-bottom:8px solid var(--lime)}.page-hero .lead{margin-top:1.3rem;color:#c9cbd6}.breadcrumbs{margin-bottom:2rem;color:#aeb1c1;font:.68rem var(--mono);text-transform:uppercase}.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:.5rem;margin:0;padding:0;list-style:none}.breadcrumbs li+li::before{margin-right:.5rem;color:var(--lime);content:"/"}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:clamp(2rem,7vw,6rem);align-items:start}.article-main{min-width:0}.article-main .lead{margin:1.3rem 0}.article-meta{display:flex;flex-wrap:wrap;gap:.65rem 1.4rem;margin:1.4rem 0;color:var(--muted);font:.67rem var(--mono);text-transform:uppercase}.article-image{margin:2rem 0 2.5rem}.article-image img{width:100%;max-height:720px;object-fit:cover}.image-credit{margin-top:.65rem;color:var(--muted);font:.67rem/1.55 var(--mono)}.prose{font:1.08rem/1.87 var(--serif)}.prose h2{margin:3.2rem 0 1rem;font-size:clamp(2rem,3.5vw,3.15rem)}.prose h3{margin:2rem 0 .7rem;font-size:1.55rem}.prose a{color:#3c5695;font-weight:700}.prose blockquote{margin:2rem 0;padding:1.4rem;border-left:6px solid var(--coral);background:#fff;font-size:1.3rem;font-style:italic}.prose ul,.prose ol{padding-left:1.35rem}.listening-box{margin:2rem 0;padding:1.35rem;border:1px solid var(--line);background:var(--lime);font-family:var(--sans);font-size:.94rem}.listening-box h3{margin:0 0 .8rem;font:800 .72rem var(--mono);text-transform:uppercase}.article-aside{position:sticky;top:2rem;padding:1.25rem;color:white;background:var(--night);border-top:8px solid var(--lime)}.article-aside h2{margin-bottom:.8rem;color:var(--lime);font:800 .7rem var(--mono);text-transform:uppercase}.article-aside ul{margin:0;padding:0;list-style:none}.article-aside li{padding:.8rem 0;border-top:1px solid var(--lightline);font-size:.87rem}.article-aside p{margin-top:1rem;color:#b8bac8;font-size:.8rem}
.split-feature{display:grid;grid-template-columns:1.15fr .85fr;border:1px solid var(--line);background:#faf7f0}.split-feature picture img{width:100%;height:100%;min-height:470px;object-fit:cover}.split-copy{padding:clamp(2rem,5vw,4.5rem)}.split-copy h2{margin-bottom:1rem}.split-copy p{color:var(--muted)}.protocol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.protocol-card{min-height:270px;padding:1.35rem;border:1px solid var(--line);background:#faf7f0}.protocol-card b{display:block;margin-bottom:2rem;color:var(--coral);font:700 .75rem var(--mono)}.protocol-card p{color:var(--muted)}.source-list{margin:2rem 0;padding:0;list-style:none}.source-list li{padding:1.1rem 0;border-top:1px solid var(--line)}.source-list strong{display:block;font:1.24rem var(--serif)}.source-list span{color:var(--muted);font-size:.86rem}.legal h2{margin:2.8rem 0 .8rem;font-size:2rem}.legal p,.legal li{color:var(--muted)}.lost{min-height:68vh;display:grid;place-items:center;text-align:center}.lost .lead{margin:1.4rem auto 2rem}.center{justify-content:center}
.site-footer{padding:4.5rem 0 1.5rem;color:white;background:#0d0f18}.footer-grid{display:grid;grid-template-columns:1.2fr .6fr .6fr;gap:2rem}.footer-intro{max-width:430px;margin-top:1rem;color:#acafbf}.footer-title{margin-bottom:.8rem;color:var(--lime);font:.68rem var(--mono);text-transform:uppercase}.footer-links{margin:0;padding:0;list-style:none}.footer-links li{margin:.5rem 0}.footer-links a{color:white;font-size:.88rem}.footer-bottom{display:flex;justify-content:space-between;gap:1rem;margin-top:3rem;padding-top:1rem;border-top:1px solid var(--lightline);color:#8f92a3;font:.65rem var(--mono);text-transform:uppercase}.js .reveal{opacity:0;transform:translateY(17px);transition:opacity .6s var(--ease),transform .6s var(--ease)}.js .reveal.is-visible{opacity:1;transform:none}
@media(max-width:900px){.menu-button{display:inline-flex}.site-nav{position:absolute;left:1.5rem;right:1.5rem;top:calc(100% + 1px);display:none;padding:.8rem;background:var(--ink);border:1px solid var(--lightline)}.site-nav.is-open{display:grid}.site-nav a{display:block}.hero-grid,.section-head,.method-grid,.article-layout,.split-feature{grid-template-columns:1fr}.hero,.hero-grid{min-height:auto}.hero-copy{padding:5rem 0}.hero-photo{min-height:560px}.spectrum,.article-aside{position:relative;top:auto}.spectrum{min-height:360px}.protocol-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:620px){.wrap,.narrow{width:min(calc(100% - 1.25rem),var(--max))}.header-row{min-height:74px}.brand{font-size:.92rem}.brand-bars{transform:scale(.9)}.hero-copy{padding:3.5rem 0}.hero-photo{min-height:430px}.signal-grid{grid-template-columns:1fr 1fr}.signal-grid div:nth-child(2){border-right:0}.signal-grid div:nth-child(-n+2){border-bottom:1px solid var(--lightline)}.note-card,.note-card:nth-child(3n),.note-card:nth-child(4n){grid-column:1/-1}.note-card picture img{height:270px}.protocol-grid,.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:.5rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}