:root{--bg-canvas:#fbf1f0;--bg-surface:#ffffff;--bg-surface-hover:#f6e3e5;--text-primary:#1c1917;--text-muted:#57534e;--accent-primary:#6b2155;--accent-secondary:#8a3471;--border-subtle:rgba(107,33,85,.18);--ease-kinetic:cubic-bezier(0.16,1,0.3,1);--shadow-elevation:0 12px 32px -4px rgba(28,25,23,.18);--glow-accent:0 0 24px -4px var(--accent-primary);--glass-backdrop:blur(16px) saturate(180%);--r:4px;--hd:'Arial Narrow','Helvetica Neue',sans-serif}
*{box-sizing:border-box}
body{margin:0;background:var(--bg-canvas);color:var(--text-primary);font:16px/1.7 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overflow-wrap:anywhere;hyphens:auto}
h1,h2,h3,h4{font-family:var(--hd);text-transform:uppercase;letter-spacing:.14em;line-height:1.2;font-weight:700;margin:0 0 .6em;overflow-wrap:anywhere;hyphens:auto}
h1{font-size:clamp(1.7rem,4vw,2.9rem)}h2{font-size:clamp(1.2rem,2.4vw,1.65rem)}h3{font-size:1rem}
p{margin:0 0 1em}
a{color:var(--accent-primary);text-underline-offset:3px}a:hover{color:var(--accent-secondary)}
img{max-width:100%;height:auto;display:block;border-radius:var(--r)}
:focus-visible{outline:2px solid var(--accent-primary);outline-offset:3px}
.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:99}
.topbar{background:var(--accent-primary);color:#fff;font:600 .72rem var(--hd);letter-spacing:.16em;text-transform:uppercase;padding:6px 20px}
.site-header{position:relative;background:var(--bg-surface);border-bottom:1px solid var(--border-subtle)}
.hd{max-width:1200px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:20px;position:relative}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text-primary);font:700 1rem var(--hd);letter-spacing:.08em;margin-right:auto}
.mark{width:32px;height:32px;border-radius:50%;border:2px solid var(--accent-primary);display:grid;place-items:center;font-size:.72rem;color:var(--accent-primary);flex:0 0 32px}
.nav>ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;align-items:center}
.nav a,.nav .dd{display:block;padding:8px 14px;text-decoration:none;color:var(--text-primary);font:700 .8rem var(--hd);letter-spacing:.14em;text-transform:uppercase;background:none;border:0;cursor:pointer;border-radius:999px;transition:background .3s,color .3s}
.nav a:hover,.nav a[aria-current=page],.nav .dd:hover{background:var(--bg-surface-hover);color:var(--accent-primary)}
.has-drop{position:relative}
.drop{list-style:none;margin:0;padding:6px;position:absolute;top:100%;left:0;min-width:250px;background:#fff;border:1px solid var(--border-subtle);border-radius:var(--r);box-shadow:var(--shadow-elevation);display:none;z-index:30}
.has-drop:hover .drop,.has-drop:focus-within .drop,.has-drop.open .drop{display:block}
.drop a{text-transform:none;letter-spacing:.02em;font:500 .92rem system-ui,sans-serif;border-radius:var(--r)}
.menu-btn{display:none;background:none;border:0;font-size:1.7rem;line-height:1;color:var(--accent-primary);cursor:pointer;padding:4px 10px;border-radius:999px}
main{max-width:1200px;margin:0 auto;padding:0 20px}
.path{position:relative;padding-left:72px}
.path::before{content:"";position:absolute;left:22px;top:0;bottom:0;width:1px;background:var(--accent-primary)}
.step{position:relative;padding:56px 0;border-bottom:1px solid var(--border-subtle);scroll-margin-top:20px}
.step:last-child{border-bottom:0}
.node{position:absolute;left:-72px;top:54px;width:45px;height:45px;border-radius:50%;background:var(--bg-canvas);border:1px solid var(--accent-primary);color:var(--accent-primary);display:grid;place-items:center;font:700 .82rem var(--hd);letter-spacing:.06em;transition:background .4s,color .4s}
.step:hover>.node{background:var(--accent-primary);color:#fff}
.node.sm{width:26px;height:26px;left:-62px;font-size:.7rem;background:var(--accent-primary);color:#fff}
.kicker{font:700 .74rem var(--hd);letter-spacing:.2em;text-transform:uppercase;color:var(--accent-primary);margin-bottom:.5em}
.prose{max-width:70ch}
.muted{color:var(--text-muted)}
.lead{font-size:1.12rem;color:var(--text-muted);max-width:60ch}
.dots{background-image:radial-gradient(rgba(107,33,85,.08) 1.5px,transparent 1.7px);background-size:16px 16px}
.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
.stack{position:relative;height:430px}
.stack img{position:absolute;width:60%;aspect-ratio:1/1;object-fit:cover;border:6px solid #fff;box-shadow:var(--shadow-elevation);transition:transform .6s var(--ease-kinetic),box-shadow .6s}
.stack img:nth-child(1){left:0;top:40px;transform:rotate(-7deg)}
.stack img:nth-child(2){left:22%;top:0;transform:rotate(3deg);z-index:2}
.stack img:nth-child(3){right:0;top:140px;transform:rotate(8deg);z-index:3}
.stack img:hover{transform:translateY(-5px) scale(1.015) rotate(0);z-index:5;box-shadow:var(--shadow-elevation),var(--glow-accent)}
.btn{display:inline-block;background:var(--accent-primary);color:#fff;border:0;border-radius:999px;padding:12px 26px;font:700 .82rem var(--hd);letter-spacing:.14em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:transform .4s var(--ease-kinetic),box-shadow .4s}
.btn:hover{color:#fff;transform:translateY(-5px) scale(1.015);box-shadow:var(--shadow-elevation),var(--glow-accent)}
.rows{list-style:none;margin:0;padding:0;border-top:1px solid var(--border-subtle)}
.rows li{display:flex;gap:16px;align-items:flex-start;padding:18px 6px;border-bottom:1px solid var(--border-subtle);transition:background .3s,padding .5s var(--ease-kinetic)}
.rows li:hover{background:var(--bg-surface-hover);padding-left:14px}
.rows h3{margin:0 0 .25em}.rows p{margin:0;color:var(--text-muted)}
.row-link{display:flex;gap:16px;flex:1;text-decoration:none;color:inherit}
.row-link:hover{color:inherit}
.ic{flex:0 0 22px;width:22px;height:22px;margin-top:2px;border:1.5px solid var(--accent-primary);border-radius:50%;position:relative}
.ic::after{content:"";position:absolute;inset:6px;border-radius:50%;background:var(--accent-primary)}
.ic.sq{border-radius:4px}.ic.sq::after{inset:5px 4px auto;height:1.5px;border-radius:0;box-shadow:0 4px 0 var(--accent-primary),0 8px 0 var(--accent-primary)}
.ic.di{transform:rotate(45deg) scale(.85);border-radius:3px}.ic.di::after{inset:6px}
.ic.ar::after{inset:6px 8px 6px 4px;background:none;border-top:1.5px solid var(--accent-primary);border-right:1.5px solid var(--accent-primary);transform:rotate(45deg);border-radius:0}
.faq{border-bottom:1px solid var(--border-subtle)}
.faqs{border-top:1px solid var(--border-subtle)}
.faq summary{list-style:none;display:flex;gap:16px;align-items:flex-start;cursor:pointer;padding:18px 6px;font-weight:600}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";margin-left:auto;color:var(--accent-primary);font-size:1.3rem;line-height:1}
.faq[open] summary::after{content:"–"}
.faq summary:hover{background:var(--bg-surface-hover)}
.ans{padding:0 6px 18px 44px;color:var(--text-muted);max-width:74ch}
.topic-head{display:grid;grid-template-columns:1fr 200px;gap:32px;align-items:center}
.sq-img{width:200px;aspect-ratio:1/1;object-fit:cover;border:5px solid #fff;box-shadow:var(--shadow-elevation);transform:rotate(3deg)}
.panel{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--r);padding:22px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:28px}
.tbl{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--r);min-width:620px}
.tbl th,.tbl td{padding:10px 12px;border-bottom:1px solid var(--border-subtle);text-align:left;vertical-align:top}
.tbl th{font:700 .74rem var(--hd);letter-spacing:.14em;text-transform:uppercase;color:var(--accent-primary)}
label{display:block;font:700 .74rem var(--hd);letter-spacing:.14em;text-transform:uppercase;margin:14px 0 6px}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid var(--border-subtle);border-radius:var(--r);font:inherit;background:#fff;color:var(--text-primary)}
textarea{min-height:150px;resize:vertical}
.preview{white-space:pre-wrap;background:#fff;border:1px dashed var(--accent-primary);border-radius:var(--r);padding:16px;font:.88rem/1.55 ui-monospace,Menlo,Consolas,monospace;min-height:140px;max-width:72ch}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}
.status{color:var(--accent-primary);font-weight:600;min-height:1.6em;margin-top:10px}
.next{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
.site-footer{max-width:1200px;margin:0 auto;padding:0 20px 44px}
.end{position:relative;padding:0 0 26px 72px}
.end::before{content:"";position:absolute;left:22px;top:0;height:22px;width:1px;background:var(--accent-primary)}
.end-node{position:absolute;left:14px;top:22px;width:17px;height:17px;border-radius:50%;background:var(--accent-primary);box-shadow:0 0 0 5px var(--bg-canvas),0 0 0 6px var(--accent-primary)}
.end .kicker{padding-top:20px}
.fbody{border-top:1px solid var(--border-subtle);padding-top:24px}
.fbody .brand{display:inline-flex}
.frow{display:flex;flex-wrap:wrap;gap:6px 22px;padding:10px 0;border-bottom:1px solid var(--border-subtle);font-size:.92rem}
.frow a{text-decoration:none}.frow a:hover{text-decoration:underline}
.co{font-size:.84rem;color:var(--text-muted);margin:12px 0 0}
.progress{position:fixed;left:6px;top:0;bottom:0;width:3px;background:rgba(107,33,85,.1);z-index:20}
.progress span{display:block;width:100%;height:0;background:var(--accent-primary)}
.js .reveal{opacity:0;transform:translateY(24px);transition:all .7s var(--ease-kinetic)}
.js .reveal.reveal-visible{opacity:1;transform:translateY(0)}
@media (min-width:1025px){.step{padding:64px 0}.node{top:62px}}
@media (max-width:1024px){.stack{height:360px}}
@media (max-width:768px){
.menu-btn{display:block}
.nav{position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:2px solid var(--accent-primary);max-height:0;overflow:hidden;transition:max-height .5s var(--ease-kinetic);z-index:40;box-shadow:var(--shadow-elevation)}
.nav.open{max-height:85vh;overflow:auto}
.nav>ul{flex-direction:column;align-items:stretch;padding:12px 16px}
.nav .drop{position:static;display:block;box-shadow:none;border:0;border-left:1px solid var(--accent-primary);margin-left:14px;min-width:0}
.nav .dd{pointer-events:none}
.hero,.topic-head{grid-template-columns:1fr}
.path{padding-left:48px}.path::before{left:14px}
.node{left:-48px;width:30px;height:30px;font-size:.66rem}
.node.sm{left:-42px;width:24px;height:24px}
.end{padding-left:48px}.end::before{left:14px}.end-node{left:6px}
.sq-img{width:160px}
}
@media (max-width:480px){.progress{display:none}.stack{height:280px}.step{padding:40px 0}.node{top:38px}.ans{padding-left:6px}body{font-size:15.5px}}

@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}