.prototype-guide{--paper:#f5dfad;--amber:#d77a19;--line:#5a3b08;background:#090704;color:#d5ad58}
.prototype-guide a{color:#f0bd55}
.prototype-hero{border-bottom:1px solid var(--line);background:radial-gradient(circle at 78% 42%,#3a180c 0,transparent 28%),linear-gradient(135deg,#080603 45%,#170b05)}
.prototype-hero-grid{width:min(1180px,calc(100% - 40px));min-height:650px;margin:auto;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(330px,.85fr);gap:64px;align-items:center;padding:90px 0}
.prototype-breadcrumb,.prototype-eyebrow,.prototype-kicker{font-family:'Oswald',Arial,sans-serif;font-weight:400;text-transform:uppercase;letter-spacing:.15em;font-size:.78rem}
.prototype-breadcrumb{margin-bottom:44px}.prototype-breadcrumb a{text-decoration:none}
.prototype-title{max-width:780px;margin:12px 0 20px;color:var(--paper);font-family:'Oswald',Arial,sans-serif;font-size:clamp(4rem,8vw,7.5rem);font-weight:300;letter-spacing:-.025em;line-height:.9;text-transform:uppercase}
.prototype-deck{max-width:720px;color:#d7b56e;font-size:1.25rem;line-height:1.7}
.prototype-meta{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0}.prototype-meta span{border:1px solid var(--line);padding:9px 12px;font-family:'Oswald',Arial,sans-serif;font-weight:400;text-transform:uppercase;letter-spacing:.08em;font-size:.75rem}
.prototype-cta{display:inline-flex;align-items:center;gap:12px;padding:15px 22px;background:#d87916!important;color:#100800!important;border:1px solid #f2aa43;font-family:'Oswald',Arial,sans-serif;font-weight:500;text-transform:uppercase;letter-spacing:.08em;text-decoration:none}
.prototype-cta:hover{background:#f0a12d!important;transform:translateY(-2px)}
.prototype-art{position:relative;aspect-ratio:1;border:1px solid #7b4a12;background:radial-gradient(circle at 50% 44%,#dfbd8d 0 4%,#7d2518 5% 13%,#230605 14% 24%,transparent 25%),radial-gradient(ellipse at 34% 31%,#f0d4aa 0 5%,#1a0504 6% 9%,transparent 10%),radial-gradient(ellipse at 66% 31%,#f0d4aa 0 5%,#1a0504 6% 9%,transparent 10%),linear-gradient(135deg,#8d2b1b,#1a0504 48%,#9b311d);box-shadow:0 30px 70px #000}
.prototype-art:before{content:"";position:absolute;inset:8%;border:2px solid rgba(245,223,173,.34);border-radius:46% 46% 42% 42%;transform:rotate(-3deg)}
.prototype-art-copy{position:absolute;left:8%;right:8%;bottom:7%;padding-top:12px;border-top:1px solid rgba(245,223,173,.45);color:var(--paper);font-family:'Oswald',Arial,sans-serif;font-size:clamp(1.5rem,3vw,2.6rem);font-weight:300;letter-spacing:.01em;line-height:1;text-transform:uppercase}
.prototype-art-copy--medium{font-size:clamp(1.15rem,2vw,1.75rem);line-height:1.04}
.prototype-art-copy--long{font-size:clamp(.95rem,1.45vw,1.25rem);line-height:1.08}
.prototype-cover-art{display:block;margin:0;overflow:hidden;background:#120c05}
.prototype-cover-art:before{display:none}
.prototype-cover-art img{display:block;width:100%;height:100%;object-fit:cover}
.prototype-generic-art{background:linear-gradient(145deg,#7a2f13,#160b05 62%,#8b5215)}
.prototype-layout{width:min(1180px,calc(100% - 40px));margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:64px;padding:80px 0 110px}
.prototype-article{min-width:0}.prototype-section{padding:0 0 64px;margin:0 0 64px;border-bottom:1px solid var(--line)}
.prototype-section:last-child{border-bottom:0}.prototype-section h2{margin:0 0 26px;color:var(--paper);font-family:'Oswald',Arial,sans-serif;font-size:clamp(2.2rem,5vw,4.2rem);font-weight:300;letter-spacing:.01em;line-height:1;text-transform:uppercase}
.prototype-section h3{color:#f0c87e;font-family:'Oswald',Arial,sans-serif;font-size:1.4rem;font-weight:300;text-transform:uppercase;letter-spacing:.03em}
.prototype-section p,.prototype-section li{font-size:1.08rem;line-height:1.82}.prototype-section p{margin:0 0 20px}
.prototype-glance,.prototype-cards,.prototype-personnel{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.prototype-card,.prototype-glance div{padding:20px;border:1px solid var(--line);background:#120c05}
.prototype-card strong,.prototype-glance dt{display:block;margin-bottom:8px;color:var(--amber);font-family:'Oswald',Arial,sans-serif;font-weight:400;text-transform:uppercase;letter-spacing:.1em;font-size:.75rem}
.prototype-glance dd{margin:0;color:#e4c889}
.prototype-track{display:grid;grid-template-columns:64px minmax(0,1fr);gap:20px;padding:24px 0;border-top:1px solid var(--line)}
.prototype-track-number{color:var(--amber);font-family:'Oswald',Arial,sans-serif;font-size:2.2rem;font-weight:300}
.prototype-track h3{margin:3px 0 10px}.prototype-track p{margin:0}
.prototype-track p+p{margin-top:16px}.prototype-track-credit{color:#c9953f;font-family:'Oswald',Arial,sans-serif;font-size:.72rem!important;font-weight:300;text-transform:uppercase;letter-spacing:.08em}
.prototype-toc{position:sticky;top:100px;align-self:start;padding:22px;border:1px solid var(--line);background:#110b05}
.prototype-toc strong{display:block;margin-bottom:14px;color:var(--paper);font-family:'Oswald',Arial,sans-serif;font-weight:300;text-transform:uppercase;letter-spacing:.1em}
.prototype-toc a{display:block;padding:8px 0;border-bottom:1px solid #2e200b;font-family:'Oswald',Arial,sans-serif;font-size:.9rem;font-weight:300;letter-spacing:.025em;text-decoration:none}
.prototype-source-list{padding-left:20px}.prototype-source-list li{margin-bottom:12px}
@media(max-width:850px){.prototype-hero-grid,.prototype-layout{grid-template-columns:1fr}.prototype-hero-grid{padding:64px 0}.prototype-art{max-width:560px}.prototype-toc{position:static;grid-row:1}.prototype-title{font-size:clamp(3.5rem,16vw,6rem)}}@media(max-width:560px){.prototype-glance,.prototype-cards,.prototype-personnel{grid-template-columns:1fr}.prototype-track{grid-template-columns:42px 1fr}}