:root{--paper: #EEF0E8;--paper-dim: #E4E7DC;--ink: #15171B;--muted: #5B5F56;--rule: #C7C2B0;--amber: #D98F2B;--amber-soft: #F2D9AE;--indigo: #1E2540;--indigo-ink: #E9E4D6;--indigo-muted: #A9AEC4;--serif: "Source Serif 4", Georgia, serif;--sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--max: 1100px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--amber);outline-offset:3px}img{max-width:100%;display:block}.site{display:flex;flex-direction:column;min-height:100vh}.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}.nav{border-bottom:1px solid var(--rule);position:sticky;top:0;background:var(--paper);z-index:20}.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}.nav-mark{font-family:var(--serif);font-size:1.15rem;font-weight:600;letter-spacing:.01em;text-decoration:none}.nav-mark span{color:var(--amber)}.nav-links{display:flex;gap:32px;list-style:none;margin:0;padding:0}.nav-links a{text-decoration:none;font-size:.95rem;color:var(--ink);padding-bottom:4px;border-bottom:1px solid transparent;transition:border-color .15s ease}.nav-links a:hover,.nav-links a.active{border-bottom-color:var(--amber)}section{padding:88px 0;border-bottom:1px solid var(--rule)}section:last-of-type{border-bottom:none}.eyebrow{font-size:.85rem;color:var(--muted);margin:0 0 18px}.hero-dominant{padding:132px 0 100px}.hero-headline{font-family:var(--serif);font-weight:500;text-transform:uppercase;letter-spacing:.005em;font-size:clamp(2.3rem,5.6vw,4.4rem);line-height:1.08;max-width:17ch;margin:22px 0 32px}.hero-subhead{font-family:var(--serif);font-weight:500;font-size:clamp(1.15rem,2vw,1.5rem);color:var(--ink);max-width:32ch;line-height:1.35;margin:0 0 28px}.hero-intro{color:var(--muted);max-width:58ch;font-size:1.05rem;line-height:1.65;margin:0 0 32px}.hero-cta{display:inline-block;text-decoration:none;color:var(--ink);border-bottom:1px solid var(--ink);padding-bottom:3px;font-size:1rem;margin-bottom:64px}.hero-cta:hover{border-color:var(--amber);color:var(--amber)}.epistemic-standard{font-family:var(--serif);font-style:italic;color:var(--muted);font-size:.98rem;max-width:50ch;margin:0;padding-top:28px;border-top:1px solid var(--rule)}.hero{display:grid;grid-template-columns:1.4fr 1fr;gap:64px;align-items:end}.hero h1{font-family:var(--serif);font-weight:500;font-size:clamp(2.1rem,4.4vw,3.4rem);line-height:1.12;margin:0 0 28px;max-width:18ch}.hero-side p{color:var(--muted);max-width:40ch;margin:0 0 24px}.link-list{display:flex;flex-direction:column;gap:10px;list-style:none;padding:0;margin:0}.link-list a{text-decoration:none;border-bottom:1px solid var(--ink);padding-bottom:2px;width:fit-content}.link-list a:hover{border-color:var(--amber)}.proposition h2,.section-title{font-family:var(--serif);font-weight:500;font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.25;max-width:26ch;margin:0 0 24px}.proposition-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:64px}.proposition-grid p{color:var(--muted);max-width:46ch}.flow{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:20px;font-family:var(--serif);font-size:1.05rem}.flow span.node{white-space:nowrap}.flow span.arrow{color:var(--amber)}.chain-list{list-style:none;margin:28px 0 0;padding:0 0 0 20px;border-left:1px solid var(--rule)}.chain-list li{font-family:var(--serif);font-size:1.08rem;padding:9px 0}.chain-index{font-family:var(--sans);font-size:.78rem;color:var(--amber);margin-right:12px;letter-spacing:.02em}.cycle-line{font-family:var(--serif);font-style:italic;font-size:1.05rem;color:var(--indigo-muted);max-width:46ch;margin-top:28px;padding-top:24px;border-top:1px solid rgba(233,228,214,.18)}.dark-section{background:var(--indigo);color:var(--indigo-ink);border-bottom:none}.dark-section .eyebrow{color:var(--indigo-muted)}.dark-section .flow span.arrow{color:var(--amber-soft)}.pull-quote{font-family:var(--serif);font-weight:500;font-size:clamp(1.7rem,3.6vw,2.6rem);line-height:1.2;max-width:22ch;margin:0 0 32px;padding-left:24px;border-left:3px solid var(--amber-soft)}.dark-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:64px;align-items:start}.dark-grid p{color:var(--indigo-muted);max-width:44ch}.question-list{list-style:none;padding:0;margin:24px 0 0;display:flex;flex-direction:column;gap:14px}.question-list li{padding-top:14px;border-top:1px solid rgba(233,228,214,.18);font-size:1.02rem}.question-list li a{color:inherit;text-decoration:none;display:block}.question-list li a:hover{color:var(--amber-soft)}.evidence-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:40px}.evidence-item{padding:0 32px;border-left:1px solid var(--rule)}.evidence-item:first-child{padding-left:0;border-left:none}.evidence-item:last-child{padding-right:0}.tag{font-size:.78rem;color:var(--amber);margin:0 0 14px}.evidence-item h3{font-family:var(--serif);font-weight:500;font-size:1.25rem;margin:0 0 12px}.evidence-item p{color:var(--muted);font-size:.95rem;margin:0}.article-list{display:flex;flex-direction:column;margin-top:36px}.article-row{display:flex;flex-direction:column;gap:6px;padding:22px 0;border-top:1px solid var(--rule);text-decoration:none;color:var(--ink)}.article-list a.article-row:hover .article-title{color:var(--amber)}.article-row:last-child{border-bottom:1px solid var(--rule)}.article-teaser{font-size:.92rem;color:var(--muted)}.article-title{font-family:var(--serif);font-size:1.15rem;transition:color .15s ease}.audience-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:48px}.audience-grid h3{font-family:var(--serif);font-weight:500;font-size:1.3rem;margin:0 0 14px}.audience-grid p{color:var(--muted);margin:0}.newsletter{display:grid;grid-template-columns:1.2fr 1fr;gap:64px;align-items:center}.newsletter h2{font-family:var(--serif);font-weight:500;font-size:clamp(1.6rem,3vw,2.2rem);margin:0 0 12px}.newsletter p{color:var(--muted);margin:0}.subscribe-form{display:flex;gap:0;border-bottom:1px solid var(--ink)}.subscribe-form input{flex:1;border:none;background:transparent;padding:12px 0;font-family:var(--sans);font-size:1rem;color:var(--ink)}.subscribe-form input::placeholder{color:var(--muted)}.subscribe-form button{border:none;background:transparent;font-family:var(--sans);font-size:.95rem;color:var(--ink);cursor:pointer;padding:12px 4px;border-left:1px solid var(--rule)}.subscribe-form button:hover{color:var(--amber)}.form-note{font-size:.82rem;color:var(--muted);margin-top:10px}footer{border-top:1px solid var(--rule);padding:40px 0;margin-top:auto}footer .wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}.foot-mark{font-family:var(--serif);font-size:1rem}.foot-tagline{color:var(--muted);font-size:.9rem}.about-hero h1{font-family:var(--serif);font-weight:500;font-size:clamp(2rem,4vw,3rem);max-width:20ch;margin:0 0 24px}.about-hero p{color:var(--muted);max-width:56ch;font-size:1.05rem}.about-block{display:grid;grid-template-columns:220px 1fr;gap:48px}.about-block h2{font-family:var(--serif);font-weight:500;font-size:1.3rem;margin:0}.about-block p{color:var(--muted);max-width:56ch;margin:0 0 16px}.accordion-header{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;border:none;cursor:pointer;padding:8px 0;text-align:left;font-family:var(--serif);font-weight:500;font-size:clamp(1.4rem,2.8vw,2rem);color:inherit}.accordion-toggle-icon{font-family:var(--sans);font-size:1.6rem;line-height:1;color:var(--amber);flex-shrink:0;margin-left:20px}.accordion-body{margin-top:28px}.tier-subheading{font-family:var(--serif);font-style:italic;color:var(--muted);font-size:1.05rem;margin:0 0 8px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.room-chip-row,.bulb-chip-row{display:flex;flex-wrap:wrap;gap:10px}.room-chip,.bulb-chip{background:none;border:1px solid rgba(233,228,214,.35);color:var(--indigo-ink);font-family:var(--sans);font-size:.92rem;padding:10px 18px;border-radius:999px;cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease;display:inline-flex;align-items:center}.room-chip:hover,.bulb-chip:hover{border-color:var(--amber-soft)}.room-chip-active,.bulb-chip-active{background:var(--amber-soft);color:var(--indigo);border-color:transparent;font-weight:500}.room-chip-dot{width:6px;height:6px;border-radius:50%;margin-left:9px;background:#e9e4d680}.room-chip-dot-change{background:var(--amber-soft)}.room-chip-active .room-chip-dot{background:var(--indigo)}.room-panel{margin-top:28px;padding-top:24px;border-top:1px solid rgba(233,228,214,.18);animation:fadeInUp .2s ease}.rec-result{margin-top:18px;padding-left:16px;border-left:3px solid rgba(233,228,214,.5);color:var(--indigo-ink);font-size:.98rem;max-width:58ch;animation:fadeInUp .25s ease}.rec-result-change{border-left-color:var(--amber-soft)}.article-page{padding:64px 0 96px}.article-back{display:inline-block;text-decoration:none;color:var(--muted);font-size:.9rem;margin-bottom:40px}.article-back:hover{color:var(--amber)}.article-page-title{font-family:var(--serif);font-weight:500;font-size:clamp(1.8rem,4vw,2.6rem);line-height:1.18;max-width:20ch;margin:0 0 22px}.article-dek{font-family:var(--serif);font-size:1.15rem;color:var(--muted);max-width:46ch;line-height:1.4;margin:0 0 48px;padding-bottom:40px;border-bottom:1px solid var(--rule)}.article-body{max-width:62ch}.article-body p{font-size:1.05rem;line-height:1.7;margin:0 0 26px;color:var(--ink)}.article-footer-cta{margin-top:24px;padding-top:32px;border-top:1px solid var(--rule)}@media (max-width: 860px){.hero,.proposition-grid,.dark-grid,.audience-grid,.newsletter,.evidence-grid{grid-template-columns:1fr;gap:32px}.evidence-item{padding:24px 0 0;border-left:none;border-top:1px solid var(--rule)}.evidence-item:first-child{border-top:none;padding-top:0}.about-block{grid-template-columns:1fr;gap:12px}section{padding:56px 0}.article-row{gap:6px}}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*{transition:none!important}}
