@import "https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=Inter:wght@300;400;500;600;700&family=Newsreader:opsz,wght@6..72,400;6..72,500;6..72,600&display=swap";:root{--bg-color:#0f111a;--surface-color:#1a1d29;--primary-color:#4f46e5;--primary-hover:#4338ca;--text-primary:#f8fafc;--text-secondary:#94a3b8;--border-color:#334155;--success-color:#10b981;--gradient-start:#4f46e5;--gradient-end:#06b6d4;--paper:#f6f1e8;--ink:#1d1b18;--muted-ink:#6c675f;--hairline:#d8cdbb;--rust:#c9522d;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--paper);color:var(--text-primary);flex-direction:column;min-height:100vh;font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5;display:flex;overflow-x:hidden}#root{flex-direction:column;flex:1;display:flex}h1,h2,h3,h4,h5,h6{margin-bottom:.5em;font-weight:600;line-height:1.2}h1{background:linear-gradient(to right, var(--gradient-start), var(--gradient-end));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:2.5rem}.container{width:100%;max-width:800px;margin:0 auto;padding:2rem}.card{background-color:var(--surface-color);box-shadow:var(--shadow-lg);border:1px solid var(--border-color);border-radius:1rem;padding:2rem;transition:transform .2s,box-shadow .2s}.btn{background-color:var(--primary-color);color:#fff;cursor:pointer;border:none;border-radius:.5rem;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.btn:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.btn-outline{border:1px solid var(--border-color);color:var(--text-primary);background-color:#0000}.btn-outline:hover{border-color:var(--text-secondary);background-color:#ffffff0d}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.6s ease-out forwards fadeIn}.glass{-webkit-backdrop-filter:blur(10px);background:#1a1d29b3;border:1px solid #ffffff1a}.letter-page{background:linear-gradient(#1d1b1806 1px, transparent 1px), linear-gradient(90deg, #1d1b1806 1px, transparent 1px), var(--paper);width:100%;min-height:100vh;color:var(--ink);background-size:18px 18px;overflow-x:hidden}.letter-shell{width:100%;max-width:1180px;margin:0 auto;padding:34px 64px 62px}.letter-topbar{border-bottom:1px solid var(--hairline);color:var(--muted-ink);justify-content:space-between;align-items:center;gap:24px;padding-bottom:28px;font-family:IBM Plex Mono,monospace;font-size:13px;display:flex}.letter-brand,.jump-link{align-items:center;gap:15px;display:inline-flex}.brand-dot{background:var(--rust);border-radius:50%;width:8px;height:8px}.slash{color:#b9aa96}.jump-link{color:var(--muted-ink);text-decoration:none}.jump-link:hover{color:var(--rust)}.hero-letter{padding:94px 0 70px;position:relative}.round-meta{color:var(--muted-ink);align-items:center;gap:14px;font-family:IBM Plex Mono,monospace;font-size:14px;display:flex}.round-meta strong{color:var(--rust);font-weight:500}.recipient-meta{min-width:205px;color:var(--muted-ink);gap:8px;margin:0;font-family:IBM Plex Mono,monospace;font-size:12px;display:grid;position:absolute;top:90px;right:0}.recipient-meta div{grid-template-columns:42px 1fr;gap:12px;display:grid}.recipient-meta dt{color:var(--ink);font-weight:500}.recipient-meta dd{margin:0}.hero-portrait{width:218px;color:var(--muted-ink);margin:0;font-family:IBM Plex Mono,monospace;font-size:12px;position:absolute;top:190px;right:0}.hero-portrait img{aspect-ratio:1;object-fit:cover;object-position:center 18%;border:1px solid var(--hairline);filter:saturate(.94)contrast(1.02);background:#efe5d6;width:100%;display:block}.hero-portrait figcaption{align-items:center;gap:10px;margin-top:12px;display:flex}.hero-portrait figcaption:before{content:"";background:var(--hairline);width:28px;height:1px}.hero-letter h1{width:100%;max-width:820px;color:var(--ink);-webkit-text-fill-color:currentColor;background:0 0;margin:46px 0 28px;font-family:Newsreader,Georgia,serif;font-size:82px;font-weight:500;line-height:.96}.hero-letter h1 em{color:var(--rust);font-style:italic;display:block}.hero-deck{width:100%;max-width:800px;color:var(--ink);margin:0 0 18px;font-family:Newsreader,Georgia,serif;font-size:31px;line-height:1.35}.hero-note{color:#302d29;width:100%;max-width:780px;margin:0;font-size:18px;line-height:1.68}.verdict-section{padding:0 0 70px}.section-kicker{color:var(--muted-ink);grid-template-columns:36px auto 1fr;align-items:center;gap:18px;margin-bottom:36px;font-family:IBM Plex Mono,monospace;font-size:12px;display:grid}.section-kicker span{background:var(--hairline);height:1px}.section-kicker strong{font-weight:500}.verdict-section h2{width:100%;max-width:1050px;color:var(--ink);margin:0 0 30px;font-family:Newsreader,Georgia,serif;font-size:36px;font-weight:500;line-height:1.24}.verdict-section h2 em{color:var(--rust);font-style:italic}.verdict-options{border-top:1px solid var(--hairline)}.verdict-option{border:0;border-bottom:1px solid var(--hairline);width:100%;min-height:156px;color:var(--ink);text-align:left;cursor:pointer;background:0 0;grid-template-columns:86px 1fr 38px;align-items:center;gap:18px;padding:26px 10px;display:grid}.verdict-option:hover,.verdict-option:focus-visible{background:#c9522d0e;outline:none}.verdict-option:focus-visible{box-shadow:inset 0 0 0 2px #c9522d73}.option-code{color:var(--muted-ink);text-underline-offset:4px;font-family:IBM Plex Mono,monospace;font-size:14px;text-decoration:underline}.option-code strong{color:var(--rust);font-weight:500}.option-copy{gap:5px;display:grid}.option-title{text-underline-offset:4px;font-family:Newsreader,Georgia,serif;font-size:31px;line-height:1.08;text-decoration:underline;text-decoration-thickness:1px}.option-note{color:var(--muted-ink);text-underline-offset:3px;font-size:15px;text-decoration:underline}.option-arrow{color:var(--muted-ink);justify-self:end;font-size:24px}.letter-footer{border-top:1px solid var(--hairline);justify-content:space-between;gap:36px;padding:40px 0 62px;display:flex}.letter-footer p{color:var(--ink);margin:0 0 6px;font-family:Newsreader,Georgia,serif;font-size:22px}.letter-footer strong{color:var(--rust);font-family:Newsreader,Georgia,serif;font-size:39px;font-style:italic;font-weight:500;line-height:1;display:block}.letter-footer address{color:var(--muted-ink);text-align:right;align-self:end;gap:6px;font-family:IBM Plex Mono,monospace;font-size:13px;font-style:normal;display:grid}.letter-footer a{color:var(--ink);text-decoration:none}.letter-footer a:hover{color:var(--rust)}.letter-colophon{color:var(--muted-ink);justify-content:space-between;gap:24px;font-family:IBM Plex Mono,monospace;font-size:12px;display:flex}.stage-shell{min-height:100vh}.stage-shell.wide{max-width:1280px}.stage-panel{border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);color:var(--ink);margin:72px auto 0;padding:52px 0 64px}.stage-intro{max-width:820px}.stage-kicker{color:var(--muted-ink);letter-spacing:.08em;margin-bottom:22px;font-family:IBM Plex Mono,monospace;font-size:13px}.stage-title,.stage-subtitle,.finale-title{color:var(--ink);-webkit-text-fill-color:currentColor;background:0 0;margin:0;font-family:Newsreader,Georgia,serif;font-weight:500}.stage-title{max-width:880px;margin-bottom:24px;font-size:54px;line-height:1}.stage-subtitle{font-size:38px;line-height:1.08}.stage-copy{color:#302d29;max-width:820px;margin:0 0 36px;font-size:19px;line-height:1.65}.stage-heading-row{grid-template-columns:54px 1fr;align-items:start;gap:20px;margin-bottom:30px;display:grid}.stage-icon{border:1px solid var(--hairline);width:54px;height:54px;color:var(--rust);background:#ffffff38;place-items:center;display:grid}.stage-prompt,.answer-note,.paper-console,.chart-stage,.review-stage{border:1px solid var(--hairline);background-color:#fffaf294;background-image:linear-gradient(#1d1b1806 1px,#0000 1px),linear-gradient(90deg,#1d1b1806 1px,#0000 1px),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:18px 18px;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box}.stage-prompt{border-left:4px solid var(--rust);margin-bottom:32px;padding:24px 28px}.stage-prompt p,.answer-note p{color:#302d29;margin:0;font-size:18px;line-height:1.62}.stage-prompt strong{color:var(--ink)}.answer-note{margin-top:24px;padding:30px}.answer-label{align-items:center;gap:14px;margin-bottom:18px;display:flex}.answer-label span{border:1px solid var(--rust);width:36px;height:36px;color:var(--rust);place-items:center;font-family:IBM Plex Mono,monospace;font-size:18px;display:grid}.answer-label h4{color:var(--ink);margin:0;font-family:IBM Plex Mono,monospace;font-size:14px;font-weight:500}.stage-actions{justify-content:flex-end;min-height:54px;margin-top:28px;display:flex}.stage-actions.centered{justify-content:center}.letter-button{border:1px solid var(--ink);background:var(--ink);min-height:48px;color:var(--paper);cursor:pointer;justify-content:center;align-items:center;gap:10px;padding:12px 18px;font-family:IBM Plex Mono,monospace;font-size:13px;text-decoration:none;transition:background .16s,color .16s,transform .16s;display:inline-flex}.letter-button:hover,.letter-button:focus-visible{background:var(--rust);border-color:var(--rust);color:#fffaf2;outline:none;transform:translateY(-1px)}.letter-button.secondary{color:var(--ink);background:0 0}.letter-button.secondary:hover,.letter-button.secondary:focus-visible{color:var(--rust);background:#c9522d14}.chart-stage{justify-content:space-around;align-items:flex-end;min-height:340px;margin-top:32px;padding:34px 18px;display:flex}.chart-metric{flex-direction:column;align-items:center;width:min(34%,210px);display:flex}.chart-value{margin-bottom:10px;font-family:Newsreader,Georgia,serif;font-size:34px;line-height:1;transition:all 1s}.chart-track{border:1px solid var(--hairline);background:#ffffff59;align-items:flex-end;width:100%;height:210px;display:flex;overflow:hidden}.chart-label{color:var(--ink);align-items:center;gap:8px;margin-top:15px;font-family:IBM Plex Mono,monospace;font-size:13px;display:flex}.paper-console{color:#2f4d43;flex-direction:column;min-height:340px;padding:18px;font-family:IBM Plex Mono,monospace;display:flex}.console-title{border-bottom:1px solid var(--hairline);color:var(--muted-ink);align-items:center;gap:10px;margin-bottom:18px;padding-bottom:12px;font-size:13px;display:flex}.console-lines{flex-direction:column;flex:1;gap:10px;font-size:14px;line-height:1.45;display:flex}.review-stage{justify-content:center;align-items:center;min-height:430px;padding:18px;display:flex}.physics-paper{--physics-scale:1;border:1px solid var(--hairline);background-color:#f8f2e8;background-image:linear-gradient(#1d1b1808 1px,#0000 1px),linear-gradient(90deg,#1d1b1808 1px,#0000 1px),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:18px 18px;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box;width:100%;max-width:850px;height:450px;margin:0 auto;position:relative;overflow:hidden}.physics-inner{width:850px;height:450px;transform:scale(var(--physics-scale));transform-origin:0 0;position:relative}.physics-hint{border:1px solid var(--hairline);color:var(--muted-ink);background:#fffaf2e6;padding:8px 13px;font-family:IBM Plex Mono,monospace;font-size:12px;transition:opacity .5s;display:inline-block}.finale-panel{text-align:left;max-width:760px;position:relative}.finale-heading{margin-bottom:26px;padding-right:92px;display:inline-block;position:relative}.finale-title{color:var(--rust);margin-bottom:0;font-size:74px;font-style:italic;line-height:.95;animation:.7s cubic-bezier(.2,.8,.2,1) both finaleTitleSettle}.signature-flourish{width:min(92vw,520px);height:auto;margin-top:8px;display:block;overflow:visible}.signature-flourish path{fill:none;stroke:var(--rust);stroke-dasharray:560;stroke-dashoffset:560px;stroke-linecap:round;stroke-linejoin:round;stroke-width:3.5px;opacity:.78;animation:1.15s cubic-bezier(.45,0,.2,1) .32s forwards drawFlourish}.signature-flourish path+path{stroke-width:2.2px;opacity:.52;animation-delay:.62s}.finale-stamp{color:var(--rust);letter-spacing:.08em;opacity:0;border:1px solid #c9522dad;padding:8px 11px;font-family:IBM Plex Mono,monospace;font-size:11px;line-height:1;animation:.52s cubic-bezier(.2,.9,.25,1.25) .9s forwards stampIn;display:inline-block;position:absolute;bottom:16px;right:0;transform:rotate(-5deg)scale(1.16)}.contact-stack{opacity:0;align-items:start;gap:16px;max-width:380px;margin-top:36px;animation:.52s 1.12s forwards contactReveal;display:grid;transform:translateY(10px)}.contact-stack h2{color:var(--ink);margin:0 0 6px;font-family:Newsreader,Georgia,serif;font-size:38px;font-weight:500}@keyframes drawFlourish{to{stroke-dashoffset:0}}@keyframes stampIn{0%{opacity:0;transform:rotate(-5deg)scale(1.16)}62%{opacity:1;transform:rotate(-5deg)scale(.96)}to{opacity:.82;transform:rotate(-5deg)scale(1)}}@keyframes finaleTitleSettle{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes contactReveal{to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.finale-title,.signature-flourish path,.finale-stamp,.contact-stack{animation:none}.signature-flourish path{stroke-dashoffset:0}.finale-stamp,.contact-stack{opacity:1;transform:none}}@media (width<=780px){.letter-shell{padding:24px 24px 42px}.letter-topbar{flex-direction:column;align-items:flex-start}.hero-letter{padding:64px 0 54px}.round-meta{flex-wrap:wrap;align-items:flex-start;gap:10px}.recipient-meta{margin-top:32px;position:static}.hero-portrait{width:min(52vw,210px);margin-top:28px;position:static}.hero-letter h1{max-width:100%;margin-top:38px;font-size:54px}.hero-deck{font-size:25px}.hero-note{font-size:16px}.verdict-section h2{font-size:29px}.verdict-option{grid-template-columns:1fr 32px;min-height:0;padding:26px 0}.option-code{grid-column:1/-1}.option-title{font-size:26px}.letter-footer,.letter-colophon{flex-direction:column}.letter-footer address{text-align:left;align-self:start}.stage-panel{margin-top:52px;padding:40px 0 52px}.stage-title{font-size:42px}.stage-subtitle{font-size:31px}.stage-heading-row{grid-template-columns:1fr}.chart-stage{gap:20px;min-height:300px;padding-inline:14px}.chart-metric{width:46%}.chart-track{height:180px}.review-stage{min-height:360px;padding:10px}.physics-paper{--physics-scale:.78;max-width:calc(850px * var(--physics-scale));height:calc(450px * var(--physics-scale))}.finale-title{font-size:56px}.finale-heading{padding-right:70px}.finale-stamp{font-size:9px;bottom:8px}}@media (width<=480px){.letter-shell{padding-inline:18px}.letter-brand{flex-wrap:wrap;align-items:flex-start;gap:10px}.hero-letter h1{font-size:35px;line-height:1.02}.hero-deck{font-size:21px}.verdict-section h2{font-size:24px}.option-title{font-size:23px}.stage-title{font-size:35px}.stage-subtitle{font-size:28px}.stage-copy,.stage-prompt p,.answer-note p{font-size:16px}.stage-prompt,.answer-note{padding:22px 18px}.paper-console{min-height:360px;padding:14px}.console-lines{font-size:12px}.chart-stage{flex-direction:column;align-items:stretch}.chart-metric{width:100%}.chart-track{height:120px}.physics-paper{--physics-scale:.39;max-width:calc(850px * var(--physics-scale));height:calc(450px * var(--physics-scale))}.finale-title{font-size:44px}.finale-heading{padding-right:0;display:block}.signature-flourish{width:100%;max-width:340px}.finale-stamp{margin-top:12px;position:static}}