:root{--bg-canvas:#1e2530;--bg-surface:#ffffff14;--bg-surface-hover:#ffffff22;--text-primary:#ffffff;--text-muted:#c7ced8;--accent-primary:#a3e635;--accent-secondary:#d9f99d;--border-subtle:#ffffff26;--slate-deep:#161b23;--mono:ui-monospace,Consolas,monospace;--ease-kinetic:cubic-bezier(0.16,1,0.3,1);--shadow-elevation:0 12px 32px -4px rgba(0,0,0,0.35);--glow-accent:0 0 24px -4px var(--accent-primary);--glass-backdrop:blur(16px) saturate(180%)}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg-canvas);color:var(--text-primary);line-height:1.68;overflow-wrap:anywhere;hyphens:auto;font-size:1.05rem}
h1,h2,h3{line-height:1.15;margin:0 0 .6em;overflow-wrap:anywhere;hyphens:auto}
h1{font-size:clamp(2.2rem,5vw,3.9rem);letter-spacing:-.02em}
h2{font-size:clamp(1.55rem,3vw,2.3rem);letter-spacing:-.01em}
h3{font-size:1.18rem}
p{margin:0 0 1.1em}
a{color:var(--accent-primary);text-underline-offset:3px}
a:hover{color:var(--accent-secondary)}
:focus-visible{outline:2px solid var(--accent-primary);outline-offset:3px}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 1.5rem}
.prose{max-width:70ch;margin:0 auto}
.mono{font-family:var(--mono)}
.kicker{display:block;font-family:var(--mono);font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;color:var(--accent-primary);margin-bottom:.9rem}
.muted{color:var(--text-muted)}
.small{font-size:.85rem}
.skip{position:absolute;left:-9999px;top:0}
.skip:focus{left:1rem;top:1rem;background:var(--slate-deep);padding:.6rem 1rem;z-index:99}
/* Header */
.site-header{position:relative;z-index:30;background:var(--slate-deep);border-bottom:1px solid var(--border-subtle)}
.bar{max-width:1200px;margin:0 auto;padding:1.1rem 1.5rem .6rem;display:flex;align-items:center;justify-content:space-between}
.brand{display:inline-flex;align-items:center;gap:.65rem;font-family:var(--mono);font-weight:700;letter-spacing:.05em;color:#fff;text-decoration:none}
.brand:hover{color:var(--accent-primary)}
.mark{width:24px;height:24px;border:2px solid var(--accent-primary);border-radius:50%;position:relative;flex:none}
.mark::after{content:"";position:absolute;inset:5px;border-radius:50%;background:var(--accent-primary)}
.menu-btn{display:none;width:44px;height:44px;background:transparent;border:1.5px solid var(--accent-primary);color:var(--accent-primary);font-size:1.5rem;line-height:1;cursor:pointer}
.nav{display:flex;justify-content:center;flex-wrap:wrap;gap:.2rem 2rem;padding:.3rem 1.5rem 1rem;font-family:var(--mono);font-size:.8rem;letter-spacing:.16em;text-transform:uppercase}
.nav a{color:var(--text-muted);text-decoration:none;padding:.35rem 0;border-bottom:1px solid transparent;transition:color .3s var(--ease-kinetic),border-color .3s var(--ease-kinetic)}
.nav a:hover,.nav a[aria-current="page"]{color:var(--accent-primary);border-color:var(--accent-primary)}
@keyframes drop{from{opacity:0;transform:translateY(-10px)}}
/* Hero */
.hero{position:relative;padding:5rem 0 7rem;overflow:hidden;isolation:isolate;background:linear-gradient(125deg,#1e2530 0%,#232f22 45%,#1e2530 100%);background-size:200% 200%;animation:gradientShift 12s ease infinite}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;z-index:-1;filter:blur(24px)}
.hero::before{width:440px;height:440px;top:-140px;left:-100px;background:radial-gradient(circle,#a3e63550,transparent 70%);animation:float 14s ease-in-out infinite}
.hero::after{width:320px;height:320px;bottom:-80px;right:10%;background:radial-gradient(circle,#d9f99d30,transparent 70%);animation:float 18s ease-in-out infinite reverse}
@keyframes gradientShift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
@keyframes float{50%{transform:translate(40px,30px)}}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:3.5rem;align-items:center}
.lede{font-size:1.18rem;color:var(--text-muted);max-width:54ch}
.hero-photo{position:relative}
.hero-photo::before{content:"";position:absolute;inset:18px -18px -18px 18px;border:1px solid var(--accent-primary);z-index:-1}
.hero-photo img{width:100%;aspect-ratio:4/5;object-fit:cover;filter:contrast(1.08)}
.banner{width:100%;aspect-ratio:16/9;object-fit:cover;filter:contrast(1.08)}
.actions{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;margin-top:1.8rem}
.crumb{font-family:var(--mono);font-size:.8rem;color:var(--text-muted);letter-spacing:.08em}
.crumb a{color:var(--text-muted)}
/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.6rem;padding:.9rem 1.6rem;border:1.5px solid var(--accent-primary);border-radius:0;background:transparent;color:var(--accent-primary);font:600 .78rem/1.2 var(--mono);letter-spacing:.2em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:transform .45s var(--ease-kinetic),box-shadow .45s var(--ease-kinetic),background .3s}
.btn:hover{transform:translateY(-5px) scale(1.015);box-shadow:var(--shadow-elevation),var(--glow-accent);background:#a3e63518;color:var(--accent-primary)}
.text-link{font-family:var(--mono);font-size:.82rem;letter-spacing:.12em;text-transform:uppercase}
/* Bands & curves */
.band{position:relative;padding:5rem 0;isolation:isolate}
.band.lime{background:linear-gradient(170deg,#a3e6351f 0%,#1e2530 55%)}
.band.deep{background:var(--slate-deep)}
.curve{clip-path:ellipse(140% 100% at 50% 100%);margin-top:-3.5rem;padding-top:7.5rem}
/* Steps */
.steps{position:relative;list-style:none;margin:0;padding:0 0 0 5.2rem}
.steps::before{content:"";position:absolute;left:1.72rem;top:.6rem;bottom:.6rem;width:2px;background:linear-gradient(var(--accent-primary),#a3e63540)}
.step{position:relative;margin:0 0 4.5rem}
.step:last-child{margin-bottom:0}
.badge{position:absolute;left:-5.2rem;top:-.2rem;width:3.5rem;height:3.5rem;border-radius:50%;display:grid;place-items:center;background:var(--accent-primary);color:#1e2530;font:700 1rem var(--mono);box-shadow:var(--glow-accent)}
.step h2,.step h3.step-title{margin-top:.3rem}
.step-body{max-width:72ch}
/* Cards */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin:1.6rem 0}
.fields{position:relative;isolation:isolate}
.fields::before,.fields::after{content:"";position:absolute;z-index:-1;filter:blur(36px)}
.fields::before{width:45%;height:70%;top:5%;right:4%;background:#a3e63528}
.fields::after{width:40%;height:60%;bottom:0;left:2%;background:#3a465733}
.card{background:var(--bg-surface);backdrop-filter:var(--glass-backdrop);-webkit-backdrop-filter:var(--glass-backdrop);border:1px solid var(--border-subtle);padding:1.8rem;transition:transform .5s var(--ease-kinetic),box-shadow .5s var(--ease-kinetic),background .3s}
.card:hover{transform:translateY(-5px) scale(1.015);box-shadow:var(--shadow-elevation),var(--glow-accent);background:var(--bg-surface-hover)}
.card h3{margin-bottom:.4rem}
.card p:last-child{margin-bottom:0}
.card .num{font-family:var(--mono);color:var(--accent-primary);font-size:.78rem;letter-spacing:.16em}
.split{display:grid;grid-template-columns:1fr 1.1fr;padding:0;overflow:hidden}
.split img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover}
.split .split-text{padding:2rem}
.thumb{width:100%;aspect-ratio:4/3;object-fit:cover;margin-bottom:1rem}
.avatar{width:84px;height:84px;border-radius:50%;object-fit:cover;aspect-ratio:1/1;border:2px solid var(--accent-primary);margin-bottom:1rem}
.note{border-left:2px solid var(--accent-primary);padding:.4rem 0 .4rem 1.2rem;color:var(--text-muted);font-style:italic}
/* Table */
.table-wrap{overflow-x:auto;margin:1.4rem 0}
.measure{width:100%;min-width:520px;border-collapse:collapse;font-family:var(--mono);font-size:.86rem}
.measure th,.measure td{padding:.75rem .9rem;text-align:left;border-bottom:1px solid var(--border-subtle)}
.measure th{color:var(--accent-primary);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600}
.measure tr:hover td{background:#ffffff0a}
/* Accordion */
.acc{border-top:1px solid var(--border-subtle)}
.acc:last-of-type{border-bottom:1px solid var(--border-subtle)}
.acc summary{list-style:none;cursor:pointer;position:relative;padding:1.2rem 3rem 1.2rem 0;font-weight:600}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);width:30px;height:30px;border:1px solid var(--accent-primary);border-radius:50%;display:grid;place-items:center;font-family:var(--mono);color:var(--accent-primary)}
.acc[open] summary::after{content:"−"}
.acc .acc-body{padding:0 0 1.3rem;color:var(--text-muted);max-width:70ch}
/* Form tool */
.tool fieldset{border:0;margin:0 0 2rem;padding:0}
.tool legend{display:flex;align-items:center;gap:.8rem;font-family:var(--mono);text-transform:uppercase;letter-spacing:.14em;font-size:.82rem;color:var(--accent-primary);margin-bottom:1rem}
.tool legend span{width:2.3rem;height:2.3rem;border-radius:50%;display:grid;place-items:center;background:var(--accent-primary);color:#1e2530;font-weight:700}
.tool label{display:block;font-size:.88rem;color:var(--text-muted);margin:0 0 .35rem}
.tool input,.tool select,.tool textarea{width:100%;padding:.8rem .9rem;margin-bottom:1rem;background:#0000003a;border:1px solid var(--border-subtle);border-radius:0;color:#fff;font:inherit}
.tool input:focus,.tool select:focus,.tool textarea:focus{border-color:var(--accent-primary);outline:none;box-shadow:var(--glow-accent)}
.tool select option{background:var(--slate-deep)}
.preview{white-space:pre-wrap;font-family:var(--mono);font-size:.85rem;background:#00000045;border:1px solid var(--border-subtle);padding:1.1rem;min-height:9rem;margin:0 0 1.2rem}
.status{font-family:var(--mono);font-size:.82rem;color:var(--accent-primary);min-height:1.4em;margin-top:.8rem}
/* Footer */
.site-footer{background:var(--slate-deep);clip-path:ellipse(140% 100% at 50% 100%);padding:7rem 0 2rem;margin-top:5rem}
.foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:2.5rem}
.foot-h{font-family:var(--mono);font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;color:var(--accent-primary);margin-bottom:1rem}
.mono-list{list-style:none;margin:0;padding:0;font-family:var(--mono);font-size:.88rem}
.mono-list li{margin-bottom:.45rem}
.mono-list a,.site-footer p a{color:var(--text-primary)}
.mono-list a:hover,.site-footer p a:hover{color:var(--accent-primary)}
.copy{border-top:1px solid var(--border-subtle);margin-top:2.5rem;padding-top:1.4rem;font-family:var(--mono);font-size:.8rem;color:var(--text-muted)}
/* Reveal */
.js .reveal{opacity:0;transform:translateY(28px);transition:all .7s var(--ease-kinetic)}
.js .reveal.reveal-visible{opacity:1;transform:translateY(0)}
/* Breakpoints */
@media (min-width:1025px){.hero{padding:6rem 0 8rem}}
@media (min-width:769px) and (max-width:1024px){.hero-grid{gap:2.2rem}.split{grid-template-columns:1fr}}
@media (max-width:768px){.hero-grid,.split{grid-template-columns:1fr}.hero-photo::before{inset:12px -10px -12px 10px}.band{padding:4rem 0}.curve{padding-top:6rem}}
@media (max-width:767px){.menu-btn{display:block}.bar{padding-bottom:1.1rem}.nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;padding:.6rem 1.5rem 1.2rem;background:var(--slate-deep);border-bottom:2px solid var(--accent-primary);box-shadow:var(--shadow-elevation)}.nav.open{display:flex;animation:drop .35s var(--ease-kinetic)}.nav a{padding:.95rem 0;border-bottom:1px solid var(--border-subtle)}}
@media (max-width:480px){body{font-size:1rem}.wrap{padding:0 1.1rem}.steps{padding-left:3.6rem}.steps::before{left:1.25rem}.badge{left:-3.6rem;width:2.6rem;height:2.6rem;font-size:.85rem}.card{padding:1.3rem}.btn{padding:.85rem 1.1rem;letter-spacing:.14em}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.js .reveal{opacity:1;transform:none}}