:root{--bg-canvas:#0d2b28;--bg-surface:rgba(224,242,241,.07);--bg-surface-hover:rgba(224,242,241,.12);--text-primary:#e0f2f1;--text-muted:#a9c9c4;--accent-primary:#ff6f59;--accent-secondary:#ffb3a5;--border-subtle:rgba(224,242,241,.16);--ease-kinetic:cubic-bezier(0.16,1,0.3,1);--shadow-elevation:0 12px 32px -4px rgba(0,0,0,.35);--glow-accent:0 0 24px -4px var(--accent-primary);--glass-backdrop:blur(14px) saturate(160%);--serif:Charter,"Bitstream Charter","Charis SIL",Cambria,Georgia,serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg-canvas);color:var(--text-primary);font-family:var(--serif);font-size:1.0625rem;line-height:1.72;overflow-wrap:anywhere;hyphens:auto;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;line-height:1.2;overflow-wrap:anywhere;hyphens:auto;margin:0 0 .6em}
h1{font-size:clamp(2rem,5.2vw,3.5rem);letter-spacing:-.01em}
h2{font-size:clamp(1.5rem,3.2vw,2.15rem);margin-top:1.6em}
h3{font-size:1.25rem}
p{margin:0 0 1.15em}
img{max-width:100%;display:block}
a{color:var(--accent-primary);text-decoration:none}
main a:not(.btn):not(.panel),.site-footer a,.nav a,.topbar a,.textbtn{background-image:linear-gradient(currentColor,currentColor);background-size:0 1px;background-repeat:no-repeat;background-position:0 100%;transition:background-size .4s var(--ease-kinetic),color .2s}
main a:not(.btn):not(.panel):hover,.site-footer a:hover,.nav a:hover,.topbar a:hover,.textbtn:hover,main a:focus-visible,.nav a[aria-current="page"]{background-size:100% 1px}
:focus-visible{outline:2px solid var(--accent-primary);outline-offset:3px}
.skip{position:absolute;left:-999px;top:0;background:var(--accent-primary);color:var(--bg-canvas);padding:.5rem 1rem;z-index:50}
.skip:focus{left:1rem}
.wrap{max-width:1200px;margin:0 auto;padding:0 1.25rem}
.col{max-width:68ch;margin:0 auto;padding:0 1.25rem}
.breakout{max-width:1100px;margin:2.5rem auto;padding:0 1.25rem}
.kicker,.meta,.sc{font-variant-caps:all-small-caps;letter-spacing:.09em}
.kicker{color:var(--accent-primary);font-size:1.05rem;display:block;margin-bottom:.5rem}
.meta{color:var(--text-muted);font-size:1rem;margin-bottom:1.5rem}
.muted{color:var(--text-muted)}
.topbar{border-bottom:1px solid var(--border-subtle);font-size:.95rem;color:var(--text-muted)}
.topbar .wrap{display:flex;justify-content:space-between;gap:1rem;padding-top:.35rem;padding-bottom:.35rem;font-variant-caps:all-small-caps;letter-spacing:.08em}
.topbar a{color:var(--text-primary)}
.site-header{position:relative;z-index:20;border-bottom:1px solid var(--border-subtle)}
.hd{display:flex;align-items:center;justify-content:space-between;padding-top:1rem;padding-bottom:1rem}
.brand{display:flex;align-items:center;gap:.6rem;color:var(--text-primary);font-size:1.3rem;font-weight:700;margin-right:auto}
.brand b{color:var(--accent-primary)}
.brand svg{flex:none}
.nav ul{list-style:none;display:flex;gap:1.6rem;margin:0;padding:0}
.nav a{color:var(--text-primary);font-size:1.02rem}
.nav a[aria-current="page"]{color:var(--accent-primary)}
.menu-btn{display:none;background:none;border:1px solid var(--border-subtle);color:var(--text-primary);font-size:1.5rem;line-height:1;width:2.6rem;height:2.6rem;cursor:pointer;font-family:var(--serif)}
.hero{position:relative;isolation:isolate;padding:clamp(2.4rem,6vw,4.2rem) 0 clamp(1.8rem,4vw,2.8rem)}
.hero::before,.glow::before{content:"";position:absolute;inset:-15% 0 -10%;z-index:-1;pointer-events:none;background:radial-gradient(ellipse at 18% 45%,rgba(255,111,89,.28),transparent 55%),radial-gradient(ellipse at 85% 15%,rgba(255,111,89,.15),transparent 50%);background-size:200% 200%;animation:gradientShift 12s ease infinite}
.hero::after{content:"";position:absolute;width:220px;height:220px;right:8%;top:10%;border-radius:50%;background:radial-gradient(circle,rgba(255,111,89,.35),transparent 70%);filter:blur(30px);z-index:-1;animation:float 9s ease-in-out infinite}
.hero p.stand{font-size:clamp(1.1rem,2.2vw,1.35rem);color:var(--text-muted);max-width:60ch;margin:0}
@keyframes gradientShift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-22px)}}
.glow{position:relative;isolation:isolate}
section{padding:2.4rem 0}
article p,article li{max-width:68ch}
.pull{margin:2rem 0;padding:.2rem 0 .2rem 1.3rem;border-left:3px solid var(--accent-primary);color:var(--accent-primary);font-size:1.35rem;line-height:1.45;font-style:italic}
.pull-wide{border-top:1px solid var(--border-subtle);border-bottom:1px solid var(--border-subtle);text-align:center;padding:3.2rem 1.25rem}
.pull-wide blockquote{margin:0 auto;max-width:34ch;color:var(--accent-primary);font-size:clamp(1.5rem,3.6vw,2.3rem);line-height:1.35;font-style:italic}
.pull-wide cite{display:block;margin-top:1rem;color:var(--text-muted);font-style:normal;font-variant-caps:all-small-caps;letter-spacing:.09em;font-size:1rem}
figure{margin:2rem 0}
figure img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
figcaption{color:var(--text-muted);font-size:.95rem;margin-top:.6rem;font-style:italic}
.panels{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.2rem;margin-top:1.5rem}
.panel{display:block;position:relative;padding:1.6rem;background:var(--bg-surface);border:1px solid var(--border-subtle);-webkit-backdrop-filter:var(--glass-backdrop);backdrop-filter:var(--glass-backdrop);color:var(--text-primary);transition:transform .5s var(--ease-kinetic),box-shadow .5s var(--ease-kinetic),background .3s}
.panel:hover,.panel:focus-visible{transform:translateY(-5px) scale(1.015);box-shadow:var(--shadow-elevation),var(--glow-accent);background:var(--bg-surface-hover)}
.panel h3{margin-top:.9rem}
.panel p{color:var(--text-muted);font-size:1rem}
.panel .more{color:var(--accent-primary);font-variant-caps:all-small-caps;letter-spacing:.09em}
.badge{display:inline-flex;align-items:center;justify-content:center;width:2.3rem;height:2.3rem;border-radius:50%;background:var(--accent-primary);color:var(--bg-canvas);font-weight:700;flex:none}
.btn{display:inline-block;background:var(--accent-primary);color:var(--bg-canvas);font-family:var(--serif);font-weight:700;font-size:1.05rem;padding:.8rem 1.5rem;border:0;cursor:pointer;transition:transform .45s var(--ease-kinetic),box-shadow .45s var(--ease-kinetic)}
.btn:hover,.btn:focus-visible{transform:translateY(-5px) scale(1.015);box-shadow:var(--shadow-elevation),var(--glow-accent)}
.textbtn{background-color:transparent;border:0;padding:0;color:var(--accent-primary);font:inherit;cursor:pointer}
.method{list-style:none;counter-reset:m;padding:0;margin:1.5rem 0}
.method li{counter-increment:m;position:relative;padding:0 0 1.3rem 3.4rem;border-left:1px solid var(--border-subtle);margin-left:1.15rem}
.method li::before{content:counter(m);position:absolute;left:-1.15rem;top:0;width:2.3rem;height:2.3rem;border-radius:50%;background:var(--accent-primary);color:var(--bg-canvas);display:flex;align-items:center;justify-content:center;font-weight:700}
.method li:last-child{border-left-color:transparent}
.method strong{display:block}
details{border-top:1px solid var(--border-subtle);padding:.9rem 0}
details:last-of-type{border-bottom:1px solid var(--border-subtle)}
summary{cursor:pointer;font-weight:700;font-size:1.1rem;list-style:none;position:relative;padding-right:2rem}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:0;top:-.1rem;color:var(--accent-primary);font-size:1.4rem;transition:transform .3s var(--ease-kinetic)}
details[open] summary::after{transform:rotate(45deg)}
details p{margin:.7rem 0 0;color:var(--text-muted)}
table{width:100%;border-collapse:collapse;min-width:520px;font-size:1rem}
th,td{text-align:left;padding:.7rem .8rem;border-bottom:1px solid var(--border-subtle);vertical-align:top}
th{font-variant-caps:all-small-caps;letter-spacing:.09em;color:var(--accent-primary);font-weight:700}
td:first-child{font-variant-caps:all-small-caps;letter-spacing:.06em;white-space:nowrap}
.diagram{background:var(--bg-surface);border:1px solid var(--border-subtle);padding:1rem;-webkit-backdrop-filter:var(--glass-backdrop);backdrop-filter:var(--glass-backdrop)}
.diagram svg{width:100%;height:auto;display:block}
.pl{fill:none;stroke:rgba(224,242,241,.45);stroke-width:2}
.pc{fill:#ff6f59}.pa{fill:#e0f2f1}.pr{fill:none;stroke:#e0f2f1;stroke-width:2.5}
.ar{stroke:#ff6f59;stroke-width:3;fill:none;stroke-dasharray:9 6}
.ara{stroke:#e0f2f1;stroke-width:2.5;fill:none}
.zn{fill:rgba(255,111,89,.14);stroke:rgba(255,111,89,.5);stroke-dasharray:6 6}
.lbl{fill:#e0f2f1;font:italic 20px Charter,Cambria,Georgia,serif}
.legend{display:flex;flex-wrap:wrap;gap:1.2rem;margin-top:.8rem;font-size:.95rem;color:var(--text-muted)}
.legend i{display:inline-block;width:.8rem;height:.8rem;border-radius:50%;margin-right:.4rem;vertical-align:middle}
.form{display:grid;gap:1rem;margin-top:1.5rem}
.form label{display:block;font-variant-caps:all-small-caps;letter-spacing:.09em;color:var(--text-muted);margin-bottom:.3rem}
.form input,.form textarea{width:100%;background:var(--bg-surface);border:1px solid var(--border-subtle);color:var(--text-primary);font-family:var(--serif);font-size:1.05rem;padding:.75rem .9rem;border-radius:0}
.form textarea{min-height:220px;line-height:1.7;resize:vertical}
.form input:focus,.form textarea:focus{border-color:var(--accent-primary);outline:none;box-shadow:var(--glow-accent)}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:1.4rem;margin-top:.5rem}
.letter{background:#f3eee4;color:#1f2b29;padding:2rem 2.2rem;margin-top:2rem;font-family:var(--serif);box-shadow:var(--shadow-elevation);white-space:pre-wrap;line-height:1.75;min-height:200px}
.status{font-variant-caps:all-small-caps;letter-spacing:.09em;color:var(--accent-primary);min-height:1.6em;margin-top:1rem}
.site-footer{border-top:1px solid var(--border-subtle);padding:3rem 0 2.5rem;text-align:center;margin-top:3rem}
.site-footer .fbrand{font-size:1.4rem;font-weight:700;color:var(--text-primary)}
.site-footer p{margin:.6rem 0;color:var(--text-muted);font-size:.97rem}
.site-footer nav{display:flex;flex-wrap:wrap;justify-content:center;gap:.4rem 1.1rem;margin:1rem 0}
.js .reveal{opacity:0;transform:translateY(24px)}
.js .reveal.reveal-visible{opacity:1;transform:translateY(0);transition:all .7s var(--ease-kinetic)}
@media (max-width:480px){body{font-size:1rem}.letter{padding:1.3rem}.pull{font-size:1.15rem}.topbar .wrap span{font-size:.9rem}}
@media (min-width:481px) and (max-width:768px){.panels{grid-template-columns:1fr 1fr}}
@media (max-width:768px){.menu-btn{display:inline-flex;align-items:center;justify-content:center}.nav{position:absolute;left:0;right:0;top:100%;background:rgba(13,43,40,.97);-webkit-backdrop-filter:var(--glass-backdrop);backdrop-filter:var(--glass-backdrop);border-bottom:1px solid var(--border-subtle);max-height:0;overflow:hidden;transition:max-height .5s var(--ease-kinetic)}.nav.open{max-height:420px}.nav ul{flex-direction:column;gap:0;padding:.5rem 1.25rem 1rem}.nav li{border-bottom:1px solid var(--border-subtle)}.nav a{display:inline-block;padding:.75rem 0}}
@media (min-width:769px) and (max-width:1024px){.nav ul{gap:1.1rem}}
@media (min-width:1025px){body{font-size:1.1rem}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.js .reveal{opacity:1;transform:none}}