:root{--craft-red:#ff1423;--mit-red:#750014;--graphite:#2b2e33;--steel-gray:#8b959e;--blueprint:#1e4062;--paper-white:#fafaf8;--pure-white:#fff;--font-roboto:"Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;--font-mono:"Roboto Mono", monospace}body,html{font-family:var(--font-roboto);background-color:var(--paper-white);color:var(--graphite);scroll-behavior:smooth;margin:0;padding:0;line-height:1.6}#root{flex-direction:column;min-height:100vh;display:flex}:focus-visible{outline:3px solid var(--craft-red);outline-offset:3px}h1,h2,h3,h4,h5,h6{font-family:var(--font-roboto);color:var(--graphite);margin-top:0;margin-bottom:1rem;font-weight:700;line-height:1.25}p{margin-top:0;margin-bottom:1rem}a{color:var(--craft-red);text-underline-offset:3px;text-decoration:underline;transition:color .2s ease-in-out}a:hover,a:focus{color:var(--mit-red)}code,pre,.tech-spec,.mono{font-family:var(--font-mono)}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.blueprint-grid{background-color:var(--blueprint);color:var(--paper-white);background-image:linear-gradient(#ffffff0d 1px,#0000 1px),linear-gradient(90deg,#ffffff0d 1px,#0000 1px);background-size:24px 24px}.blueprint-grid h1,.blueprint-grid h2,.blueprint-grid h3,.blueprint-grid h4{color:var(--paper-white)}.grid-paper-light{background-color:var(--paper-white);background-image:linear-gradient(#2b2e330a 1px,#0000 1px),linear-gradient(90deg,#2b2e330a 1px,#0000 1px);background-size:32px 32px}.btn{background-color:var(--craft-red);cursor:pointer;border:none;border-radius:4px;justify-content:center;align-items:center;padding:.85rem 1.75rem;font-size:1rem;font-weight:700;text-decoration:none;transition:transform .2s,background-color .2s,box-shadow .2s;display:inline-flex;box-shadow:0 2px 4px #0000001a;color:var(--pure-white)!important}.btn:hover,.btn:focus{background-color:var(--mit-red);transform:translateY(-2px);box-shadow:0 4px 12px #ff142340}.btn-secondary{background-color:var(--graphite);color:var(--paper-white)!important}.btn-secondary:hover,.btn-secondary:focus{background-color:#1a1c1f}section{padding:5rem 0}.section-title{text-align:center;margin-bottom:2.5rem;font-size:2.25rem;position:relative}.section-title:after{content:"";background-color:var(--craft-red);width:60px;height:4px;position:absolute;bottom:-10px;left:50%;transform:translate(-50%)}.bg-graphite{background-color:var(--graphite);color:var(--paper-white)}.bg-graphite h1,.bg-graphite h2,.bg-graphite h3,.bg-graphite h4{color:var(--paper-white)}header{background-color:var(--graphite);border-bottom:2px solid var(--craft-red);z-index:1000;padding:.9rem 0;position:sticky;top:0;box-shadow:0 2px 8px #0003}header .header-container{justify-content:space-between;align-items:center;display:flex}.logo{align-items:center;padding:4px 0;text-decoration:none;display:flex}.craft-logo-img{object-fit:contain;width:auto;height:28px;transition:opacity .2s,transform .2s;display:block}.logo:hover .craft-logo-img,.logo:focus .craft-logo-img{opacity:.9;transform:translateY(-1px)}.header-right{align-items:center;gap:2rem;display:flex}.mit-logo-container{border-left:1px solid #fff3;align-items:center;padding-left:1.5rem;display:flex}.mit-logo-link{border-radius:4px;justify-content:center;align-items:center;padding:6px 8px;text-decoration:none;transition:opacity .2s,transform .2s;display:inline-flex}.mit-logo-link:hover,.mit-logo-link:focus{opacity:.85;transform:translateY(-1px)}.mit-logo{object-fit:contain;width:auto;height:30px;display:block}nav ul{gap:1.75rem;margin:0;padding:0;list-style:none;display:flex}nav a{color:var(--paper-white);padding:.25rem 0;font-size:.95rem;font-weight:500;text-decoration:none;position:relative}nav a:hover,nav a:focus{color:var(--craft-red)}nav a:hover:after,nav a:focus:after{content:"";background-color:var(--craft-red);height:2px;position:absolute;bottom:0;left:0;right:0}.mobile-header-actions,.mobile-drawer{display:none}.hero{text-align:center;align-items:center;min-height:75vh;display:flex;position:relative;overflow:hidden}.hero-content{z-index:2;max-width:900px;margin:0 auto;position:relative}.hero h1{letter-spacing:-.5px;margin-bottom:1.25rem;font-size:3.5rem}.hero .tagline{color:var(--paper-white);text-transform:uppercase;letter-spacing:1px;margin-bottom:1.5rem;font-size:1.75rem;font-weight:700}.hero p.lead{color:var(--paper-white);max-width:800px;margin:0 auto 2.5rem;font-size:1.25rem;line-height:1.7}.tech-card{background-color:var(--pure-white);border:1px solid var(--steel-gray);border-top:4px solid var(--craft-red);border-radius:4px;flex-direction:column;justify-content:space-between;padding:2rem;transition:transform .2s,box-shadow .2s;display:flex;box-shadow:0 4px 12px #0000000d}.tech-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001a}.tech-card-dark{background-color:var(--graphite);border:1px solid #40444b;border-top:4px solid var(--craft-red);color:var(--paper-white)}.tech-tag{font-family:var(--font-mono);color:var(--steel-gray);text-transform:uppercase;letter-spacing:1px;margin-bottom:.5rem;font-size:.85rem}footer{background-color:var(--graphite);color:var(--paper-white);border-top:3px solid var(--craft-red);text-align:center;margin-top:auto;padding:3rem 0 2rem;font-size:.95rem}footer a{color:var(--paper-white);text-decoration:underline}footer a:hover,footer a:focus{color:var(--craft-red)}.footer-nav{flex-wrap:wrap;justify-content:center;align-items:center;gap:2rem;margin-bottom:1.5rem;display:flex}.accessibility-link{align-items:center;gap:.5rem;font-weight:500;display:inline-flex}@media (width<=868px){.container{padding:0 1.25rem}header{padding:.75rem 0}header .header-container{flex-direction:row;justify-content:space-between;align-items:center}.desktop-nav-container{display:none}.mobile-header-actions{align-items:center;gap:.85rem;display:flex}.craft-logo-img{height:24px}.mobile-mit-link{padding:4px 6px}.mobile-mit-link .mit-logo{height:22px}.mobile-menu-toggle{cursor:pointer;background:0 0;border:1px solid #fff3;border-radius:4px;justify-content:center;align-items:center;width:42px;height:42px;padding:0;transition:background-color .2s,border-color .2s;display:inline-flex}.mobile-menu-toggle:hover,.mobile-menu-toggle:focus{border-color:var(--craft-red);background-color:#ffffff1a}.hamburger-box{width:22px;height:16px;display:inline-block;position:relative}.hamburger-inner,.hamburger-inner:before,.hamburger-inner:after{background-color:var(--paper-white);border-radius:2px;width:22px;height:2px;transition:transform .25s,background-color .25s,top .25s,opacity .25s;position:absolute}.hamburger-inner{display:block;top:7px}.hamburger-inner:before,.hamburger-inner:after{content:"";display:block}.hamburger-inner:before{top:-7px}.hamburger-inner:after{top:7px}.mobile-menu-toggle.active{border-color:var(--craft-red);background-color:#ff142326}.mobile-menu-toggle.active .hamburger-inner{background-color:#0000}.mobile-menu-toggle.active .hamburger-inner:before{background-color:var(--craft-red);top:0;transform:rotate(45deg)}.mobile-menu-toggle.active .hamburger-inner:after{background-color:var(--craft-red);top:0;transform:rotate(-45deg)}.mobile-back-link{color:var(--craft-red);border:1px solid var(--craft-red);border-radius:4px;align-items:center;padding:.35rem .65rem;font-size:.9rem;font-weight:700;text-decoration:none;transition:background-color .2s,color .2s;display:inline-flex}.mobile-back-link:hover,.mobile-back-link:focus{background-color:var(--craft-red);color:var(--pure-white)}.mobile-drawer{opacity:0;pointer-events:none;-webkit-backdrop-filter:blur(16px);background-color:#2b2e33fa;max-height:0;transition:max-height .35s cubic-bezier(.16,1,.3,1),opacity .25s,padding .3s;display:block;overflow:hidden}.mobile-drawer.open{opacity:1;pointer-events:auto;border-top:1px solid #ffffff1a;max-height:520px;padding:.75rem 0 1.25rem}.mobile-drawer-container{padding:0 1.25rem}.mobile-nav ul{flex-direction:column;gap:.25rem;margin:0;padding:0;list-style:none;display:flex}.mobile-nav li a{color:var(--paper-white);box-sizing:border-box;border-radius:4px;justify-content:space-between;align-items:center;min-height:48px;padding:.85rem 1rem;font-size:1.05rem;font-weight:500;text-decoration:none;transition:background-color .2s,color .2s,padding-left .2s;display:flex}.mobile-nav li a .nav-arrow{color:var(--steel-gray);font-size:1.1rem;transition:transform .2s,color .2s}.mobile-nav li a:hover,.mobile-nav li a:focus{color:var(--craft-red);background-color:#ffffff14;padding-left:1.25rem}.mobile-nav li a:hover .nav-arrow,.mobile-nav li a:focus .nav-arrow{color:var(--craft-red);transform:translate(4px)}.mobile-drawer-footer{border-top:1px solid #ffffff1a;margin-top:.5rem;padding-top:1rem}.mobile-cta-btn{box-sizing:border-box;text-align:center;width:100%;padding:.85rem 1rem}section{padding:3.5rem 0}.section-title{margin-bottom:2rem;font-size:1.85rem}.hero{min-height:65vh;padding:3.5rem 0}.hero h1{margin-bottom:1rem;font-size:2.25rem;line-height:1.2}.hero .tagline{letter-spacing:.5px;margin-bottom:1.25rem;font-size:1.15rem}.hero p.lead{margin-bottom:2rem;font-size:1.05rem}.footer-nav{flex-direction:column;gap:1rem}}