/* Carminium · intelligent systems */

:root{
  --canvas:#0D1220;
  --panel:#121826;
  --panel-2:#151B28;
  --edge:#272E3D;
  --edge-soft:#1E2433;
  --accent:#C41E3A;
  --accent-hover:#E0304A;
  --accent-deep:#A9182F;
  --accent-muted:#5A1D2E;
  --text:#F1F0EA;
  --text-2:#A6ABBA;
  --text-3:#6B7080;
  --ease-out:cubic-bezier(.22,.61,.2,1);
  --ease-io:cubic-bezier(.6,.05,.28,.95);
  --font-body:"Instrument Sans",system-ui,sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,monospace;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;background:#070A11}
@media (min-width:961px){
  html{background:radial-gradient(ellipse 60% 45% at 50% 30%,#111622 0%,#0A0E17 55%,#070A11 100%) fixed}
}
html,body{overflow-x:hidden;overflow-x:clip}
body{
  background:transparent;
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--accent-muted);color:var(--text)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* the logo's grain, kept faint */
body::before{
  content:"";position:fixed;inset:0;z-index:2000;pointer-events:none;opacity:.04;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
}
body::after{
  content:"";position:fixed;left:50%;top:38%;z-index:-1;pointer-events:none;
  width:110vmax;height:80vmax;border-radius:50%;transform:translate(-50%,-50%);
  background:radial-gradient(ellipse,rgba(26,33,49,.5) 0%,rgba(26,33,49,0) 65%);
}

.skip{position:fixed;top:-60px;left:1rem;z-index:3000;background:var(--accent);color:#fff;padding:.6rem 1.2rem;border-radius:8px;font-weight:600;text-decoration:none;transition:top .3s var(--ease-out)}
.skip:focus-visible{top:1rem}

/* ---------- type ---------- */
.kicker{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.18em;color:var(--text-3);font-weight:500}
.kicker.accent{color:var(--accent-hover)}
.mono-label{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.16em;color:var(--text-3);font-weight:500}
.mono-label.warn{color:var(--accent-hover)}
h1{font-weight:700;font-size:clamp(2.4rem,4.6vw,3.7rem);line-height:1.06;letter-spacing:-.015em;max-width:16ch;text-wrap:pretty}
h2{font-weight:700;font-size:clamp(1.9rem,3.2vw,2.5rem);line-height:1.1;letter-spacing:-.01em;margin:.7rem 0 2rem;max-width:24ch;text-wrap:pretty}
h3{font-weight:600;font-size:1.25rem;line-height:1.25}
.body{color:var(--text-2);font-size:1.05rem;max-width:58ch}
.body.narrow{max-width:50ch}
a{color:var(--accent-hover);text-decoration:none}
a:hover{color:var(--text)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:.85rem 1.5rem;border-radius:6px;border:1px solid transparent;
  font-family:var(--font-body);font-weight:600;font-size:.95rem;line-height:1.2;
  text-decoration:none;cursor:pointer;color:var(--text);
  transition:transform .3s var(--ease-out),background .3s var(--ease-out),border-color .3s var(--ease-out),box-shadow .3s var(--ease-out);
}
.btn.primary{background:var(--accent-deep);color:#fff}
.btn.primary:hover{background:var(--accent);transform:translateY(-1px);box-shadow:0 8px 26px rgba(169,24,47,.35);color:#fff}
.btn.ghost{border-color:rgba(241,240,234,.28)}
.btn.ghost:hover{border-color:var(--text);transform:translateY(-1px);color:var(--text)}
@media (pointer:coarse){.btn,.q,.menu-btn{min-height:44px}}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .4s var(--ease-out),box-shadow .4s var(--ease-out)}
.nav.scrolled{background:rgba(13,17,26,.8);backdrop-filter:blur(14px);box-shadow:0 1px 0 rgba(140,155,180,.12)}
.nav-inner{max-width:1180px;margin:0 auto;padding:.95rem 2rem;display:flex;align-items:center;gap:2.2rem}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none}
.mark-img{height:36px;width:auto;display:block;flex:none}
.wordmark-img{height:15px;width:auto;display:block}
.links{display:flex;gap:1.6rem;margin-left:auto}
.links a{
  color:var(--text-2);text-decoration:none;font-size:.95rem;font-weight:500;
  background:linear-gradient(var(--accent),var(--accent)) left bottom / 0% 1.5px no-repeat;
  transition:color .3s var(--ease-out),background-size .3s var(--ease-out);padding-bottom:3px;
}
.links a:hover{color:var(--text);background-size:100% 1.5px}
.nav-cta{padding:.6rem 1.1rem;font-size:.88rem;white-space:nowrap}
@media (max-width:960px){.nav-cta{margin-left:auto}}
.menu-btn{
  display:none;background:none;border:1px solid rgba(140,150,170,.25);border-radius:8px;
  width:40px;height:40px;color:var(--text);cursor:pointer;align-items:center;justify-content:center;flex:none;
  transition:border-color .3s var(--ease-out);
}
.menu-btn:hover{border-color:var(--accent-muted)}
.menu-btn svg{width:20px}
.hp{display:none}

/* ---------- hero ---------- */
.hero{padding:136px 2rem 72px;position:relative}
.hero-inner{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:center}
.hero-inner > *{min-width:0}
.hero-card{min-width:0;max-width:100%}
.hero-copy{display:flex;flex-direction:column;gap:1.3rem}
.lede{color:var(--text-2);font-size:1.15rem;line-height:1.55;max-width:50ch}
.cta-row{display:flex;gap:.9rem;flex-wrap:wrap}
.frameworks{font-family:var(--font-mono);font-size:.76rem;letter-spacing:.12em;color:var(--text-3);margin-top:.2rem}
.hero-card{background:var(--panel);border:1px solid var(--edge);border-radius:14px;padding:22px 22px 18px;display:flex;flex-direction:column;gap:12px}
.card-head{display:flex;justify-content:space-between;align-items:baseline;gap:1rem}
.exposed{color:var(--accent-hover);font-weight:600;font-size:.82rem;white-space:nowrap}
.card-foot{font-size:.82rem;color:var(--text-3);line-height:1.5}

/* the cascade map */
.netmap-wrap{overflow-x:auto}
#netmap{width:100%;min-width:520px;height:auto;display:block;font-family:var(--font-mono)}
#netmap text{fill:var(--text-2);font-size:13.5px;letter-spacing:.02em;text-anchor:middle;transition:fill .3s var(--ease-out)}
#netmap text.side{text-anchor:end}
.pl{fill:none;stroke:#3E4759;stroke-width:1.6;stroke-dasharray:1;stroke-dashoffset:1;
  transition:stroke-dashoffset 1s var(--ease-io) var(--d,0s),stroke .3s var(--ease-out),opacity .3s var(--ease-out)}
.hero.ready .pl{stroke-dashoffset:0}
.node{opacity:0;transition:opacity .7s var(--ease-out) var(--d,0s);cursor:pointer;pointer-events:all}
.hero.ready .node{opacity:1}
.node circle{fill:var(--panel);stroke:var(--text-2);stroke-width:1.6;transition:stroke .3s var(--ease-out),fill .3s var(--ease-out)}
.node.ev circle{stroke:var(--accent-hover);fill:var(--accent-muted)}
.node.goal path{fill:var(--panel);stroke:var(--accent);stroke-width:1.8;transition:filter .3s var(--ease-out)}
.node.goal text{fill:var(--text)}
.hero.ready .node.ev circle{animation:evPulse 5s var(--ease-io) infinite;animation-delay:-1.6s}
@keyframes evPulse{0%,100%{filter:drop-shadow(0 0 2px rgba(224,48,74,.35))}50%{filter:drop-shadow(0 0 9px rgba(224,48,74,.85))}}
#netmap.dim .pl{opacity:.16}
#netmap.dim .node{opacity:.28}
#netmap.dim .pl.on{opacity:1;stroke:var(--accent);filter:drop-shadow(0 0 5px rgba(196,30,58,.55))}
#netmap.dim .node.on{opacity:1}
#netmap.dim .node.on circle{stroke:var(--accent-hover)}
#netmap.dim .node.on text{fill:var(--text)}
#netmap.dim .node.goal.on path{filter:drop-shadow(0 0 8px rgba(196,30,58,.8))}

/* ---------- strip ---------- */
.strip{background:#111726;border-top:1px solid var(--edge-soft);border-bottom:1px solid var(--edge-soft)}
.strip-inner{max-width:1180px;margin:0 auto;padding:26px 2rem;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px}
.strip-item{display:flex;flex-direction:column;gap:.4rem}
.strip-item p{font-size:.95rem;line-height:1.5;color:var(--text-2)}

/* ---------- sections ---------- */
main{position:relative}
.sec{max-width:1180px;margin:0 auto;padding:88px 2rem 36px;scroll-margin-top:72px}
@media (max-width:960px){.sec{scroll-margin-top:104px}}
.sec h2:last-of-type{margin-bottom:2rem}

/* entrances */
html.js .fx > *{opacity:0;transform:translateY(16px)}
html.js .fx.in > *{opacity:1;transform:translateY(0);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
html.js .fx.in > :nth-child(2){transition-delay:.08s}
html.js .fx.in > :nth-child(3){transition-delay:.16s}
html.js .fx.in > :nth-child(4){transition-delay:.24s}
html.js .fx.in.settled > *,html.js .fx.in.settled > :nth-child(2),html.js .fx.in.settled > :nth-child(3),html.js .fx.in.settled > :nth-child(4){transition-delay:0s}

/* cascade */
.cascade-grid{display:grid;grid-template-columns:minmax(300px,420px) 1fr;gap:3.5rem;align-items:center}
.cascade-svg{width:100%;max-width:420px;font-family:var(--font-mono)}
.cascade-svg text{fill:var(--text-2);font-size:11.5px;letter-spacing:.04em}
.cnode circle{fill:var(--panel);stroke:var(--text-2);stroke-width:1.5}
.clink{fill:none;stroke:#3E4759;stroke-width:1.6;stroke-dasharray:130;stroke-dashoffset:130}
.fx.in .clink{transition:stroke-dashoffset 1.3s var(--ease-io)}
.fx.in .clink:nth-of-type(1){transition-delay:.3s;stroke-dashoffset:0}
.fx.in .clink:nth-of-type(2){transition-delay:.9s;stroke-dashoffset:0}
.fx.in .clink:nth-of-type(3){transition-delay:1.5s;stroke-dashoffset:0}
.fx.in .clink:nth-of-type(4){transition-delay:2.1s;stroke-dashoffset:0}
.clink.stop{stroke:var(--accent-muted)}
.cgoal path{fill:none;stroke:var(--accent);stroke-width:2}
.cgoal text{fill:var(--text)}

/* services */
.cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.col{border-top:1px solid var(--edge);padding-top:18px;display:flex;flex-direction:column;gap:.6rem}
.col .num{font-family:var(--font-mono);font-size:.8rem;color:var(--accent-hover)}
.col p{color:var(--text-2);font-size:.98rem}

/* platform */
.platform-grid{display:grid;grid-template-columns:420px 1fr;gap:56px;align-items:center}
.platform-text{display:flex;flex-direction:column;gap:.4rem}
.platform-text h2{margin-bottom:1rem}
.platform-text .btn{align-self:flex-start;margin-top:1.2rem}
.mock{background:var(--panel);border:1px solid var(--edge);border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:12px}
.mock-head{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}
.mock-rows{display:flex;flex-direction:column;gap:8px}
.row{display:grid;grid-template-columns:1fr 150px 110px;gap:14px;align-items:center;padding:12px 14px;background:var(--canvas);border-radius:8px;font-size:.9rem}
.bar{display:block;height:6px;background:var(--edge);border-radius:3px;overflow:hidden}
.bar i{display:block;height:6px;background:var(--accent);border-radius:3px}
.bar i.calm{background:var(--text-3)}
.tag{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.08em;color:var(--text-2)}
.tag.hot{color:var(--accent-hover)}
.mock-note{font-size:.78rem;color:var(--text-3)}

/* approach */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.step{background:var(--panel);border:1px solid var(--edge);border-radius:12px;padding:22px;display:flex;flex-direction:column;gap:.35rem}
.step h3{font-size:1.15rem;margin:.3rem 0 .3rem}
.step p{color:var(--text-2);font-size:.95rem}
.leave{margin-top:44px;display:flex;flex-direction:column;gap:1rem}
.leave-list{list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.7rem 2rem}
.leave-list li{display:flex;align-items:center;gap:.7rem;color:var(--text-2);font-size:.98rem}
.leave-list li::before{content:"";width:18px;height:2px;background:var(--accent);border-radius:2px;flex:none}

/* faq */
.qa-list{max-width:780px;display:grid;gap:.7rem}
.qa{background:var(--panel);border:1px solid var(--edge);border-radius:12px;overflow:hidden;transition:border-color .3s var(--ease-out)}
.qa:has(.q[aria-expanded="true"]){border-color:var(--accent-muted)}
.q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:1rem;background:none;border:none;color:var(--text);cursor:pointer;font-family:var(--font-body);font-weight:600;font-size:1.02rem;text-align:left;padding:1.05rem 1.3rem}
.q svg{width:18px;flex:none;color:var(--accent-hover);transition:transform .4s var(--ease-out)}
.q[aria-expanded="true"] svg{transform:rotate(45deg)}
.a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .5s var(--ease-io)}
.q[aria-expanded="true"] + .a{grid-template-rows:1fr}
.a-inner{overflow:hidden;min-height:0}
.a-inner p{padding:0 1.3rem 1.2rem;color:var(--text-2);max-width:62ch}

/* contact */
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,460px);gap:64px;align-items:start}
.contact-grid > *{min-width:0}
#contact form{display:grid;gap:1rem;min-width:0;background:var(--panel);border:1px solid var(--edge);border-radius:14px;padding:26px}
.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.field{display:grid;gap:.4rem;min-width:0}
.field label{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;color:var(--text-3);text-transform:uppercase}
.field input,.field textarea{width:100%;min-width:0;max-width:100%;background:var(--canvas);border:1px solid var(--edge);border-radius:6px;padding:.8rem 1rem;color:var(--text);font-family:var(--font-body);font-size:1rem;transition:border-color .3s var(--ease-out),box-shadow .3s var(--ease-out)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(196,30,58,.18)}
.field textarea{resize:vertical}
.field ::placeholder{color:#676E80}
#contact .btn{justify-self:start}
.form-status{color:var(--text);font-size:1rem;min-height:1.4em}
.form-status.ok{color:#9FD8A8}
.form-note{font-size:.8rem;color:var(--text-3);line-height:1.5}
.form-note a{text-decoration:underline;color:var(--text-2)}

/* footer */
footer{border-top:1px solid var(--edge-soft);padding:3rem 2rem 3.2rem;margin-top:3rem}
.foot-inner{max-width:1180px;margin:0 auto;display:grid;gap:.6rem;justify-items:center;text-align:center}
.foot-brand{display:flex;flex-direction:column;align-items:center;gap:.5rem}
.foot-mark{width:52px;height:auto}
.foot-word{width:min(280px,70vw);height:auto;margin-top:.2rem}
.foot-tag{width:min(260px,64vw);height:auto;margin-bottom:.4rem}
.foot-inner p{color:var(--text-2);font-size:.95rem}
.foot-links{display:flex;gap:1.4rem;flex-wrap:wrap;justify-content:center;font-size:.82rem;color:var(--text-3)}
.foot-links a{color:var(--text-2);text-decoration:underline}

/* document pages */
.doc{max-width:760px;margin:0 auto;padding:140px 2rem 80px}
.doc h1{font-size:clamp(2rem,4vw,2.8rem);margin:.6rem 0 .8rem;max-width:20ch}
.doc h2{font-size:1.3rem;margin:2.2rem 0 .6rem;max-width:none}
.doc p{color:var(--text-2);line-height:1.7;margin-bottom:.9rem}
.doc-meta{display:block;margin-bottom:1.6rem}
.doc-page .nav-inner{justify-content:space-between}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .hero{padding:120px 1.4rem 56px}
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .strip-inner{grid-template-columns:1fr;gap:18px;padding:22px 1.4rem}
  .cascade-grid{grid-template-columns:1fr;gap:2.2rem}
  .cols,.steps{grid-template-columns:1fr;gap:18px}
  .platform-grid{grid-template-columns:1fr;gap:28px}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .leave-list{grid-template-columns:1fr}
  .sec{padding:64px 1.4rem 28px}
  .menu-btn{display:inline-flex}
  .links{
    position:absolute;top:100%;left:0;right:0;margin:0;display:flex;flex-direction:column;gap:0;
    background:rgba(13,17,26,.97);backdrop-filter:blur(14px);border-bottom:1px solid rgba(140,155,180,.12);
    padding:.4rem 1.4rem 1rem;opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .3s var(--ease-out),transform .3s var(--ease-out),visibility 0s .3s;
  }
  .nav.menu-open .links{opacity:1;visibility:visible;transform:translateY(0);transition:opacity .3s var(--ease-out),transform .3s var(--ease-out)}
  .links a{padding:.7rem 0;font-size:1.02rem}
}
@media (max-width:720px){
  .nav-inner{padding:.8rem 1.2rem;gap:1rem}
  .nav-cta{font-size:.78rem;padding:.55rem .95rem}
  .row{grid-template-columns:1fr;gap:8px}
  .fields{grid-template-columns:1fr}
  #contact form{padding:20px}
}
@media (max-width:540px){
  .wordmark-img{display:none}
  .brand{gap:0}
  .nav-inner{gap:.7rem}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;transition-delay:0s!important}
  html{scroll-behavior:auto}
  html.js .fx > *{opacity:1;transform:none}
  .pl{stroke-dashoffset:0!important}
  .node{opacity:1!important}
  .clink{stroke-dashoffset:0!important}
}