/* Stackora: Stacking layers */
:root{
  --bg:#050807;
  --bg-2:#0a1210;
  --bg-3:#0f1c18;
  --teal:#0fbea0;
  --teal-l:#3fe0c1;
  --teal-m:#17876f;
  --forest:#215c44;
  --line:rgba(15,190,160,.22);
  --on-dark:rgba(240,250,247,.93);
  --on-dark-2:rgba(222,240,235,.78);
  --head:"Michroma",system-ui,sans-serif;
  --body:"Readex Pro",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--on-dark);font-family:var(--body);font-weight:300;font-size:17px;line-height:1.7;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{font-family:var(--head);font-weight:400;line-height:1.2;margin:0 0 .6em;color:#fff}
h2{font-size:clamp(1.55rem,3vw,2.3rem)}
h3{font-size:1.05rem;letter-spacing:.02em}
p{margin:0 0 1em}
.wrap{width:min(1180px,100% - 40px);margin-inline:auto}
section{scroll-margin-top:80px}

/* header */
.site-header{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.site-header.scrolled{background:rgba(5,8,7,.9);backdrop-filter:blur(12px);border-color:var(--line)}
.head-row{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-family:var(--head);font-size:1.02rem;letter-spacing:.12em;color:#fff}
.brand img{width:40px;height:40px;border-radius:8px}
.primary-nav{display:flex;gap:4px;align-items:center}
.primary-nav a{text-decoration:none;color:var(--on-dark-2);font-weight:400;font-size:.95rem;padding:8px 14px;border-radius:6px;transition:color .2s,background .2s}
.primary-nav .nav-cta{color:var(--bg);background:var(--teal);font-weight:500;margin-left:8px}
.nav-toggle{display:none;width:46px;height:46px;background:none;border:1px solid var(--line);border-radius:8px;cursor:pointer;position:relative}
.nav-toggle span{position:absolute;left:12px;right:12px;height:2px;background:var(--teal);transition:transform .3s,opacity .3s}
.nav-toggle span:nth-child(1){top:15px}.nav-toggle span:nth-child(2){top:21px}.nav-toggle span:nth-child(3){top:27px}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;font-family:var(--body);font-weight:500;font-size:1rem;padding:14px 26px;border-radius:8px;border:1px solid transparent;transition:transform .25s,box-shadow .25s,background .25s,color .25s,border-color .25s}
.btn-teal{background:var(--teal);color:var(--bg)}
.btn-ghost{border-color:var(--line);color:var(--on-dark);background:rgba(15,190,160,.06)}
.eyebrow{font-family:var(--body);font-weight:500;font-size:.9rem;letter-spacing:.06em;color:var(--teal);margin-bottom:14px!important}

/* hero */
.hero{position:relative;overflow:hidden;padding:140px 0 0;background:radial-gradient(ellipse at 75% 40%,#0c2a22 0,var(--bg) 60%)}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;opacity:.35;mask-image:linear-gradient(180deg,#000,transparent 85%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 85%)}
.glow{position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none}
.g1{width:420px;height:420px;right:6%;top:18%;background:rgba(15,190,160,.28);animation:breathe 6s ease-in-out infinite}
.g2{width:300px;height:300px;left:-80px;bottom:-60px;background:rgba(33,92,68,.45)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding-bottom:60px}
.sys{display:inline-flex;align-items:center;gap:10px;font-family:ui-monospace,Menlo,monospace;font-size:.88rem;color:var(--teal);border:1px solid var(--line);padding:6px 14px;border-radius:6px;background:rgba(15,190,160,.06)}
.blink{width:8px;height:8px;background:var(--teal);border-radius:2px;animation:blink 1.2s steps(2) infinite}
.hero h1{font-size:clamp(2rem,4.2vw,3.5rem);line-height:1.22;margin:26px 0 24px}
.hero h1 span{color:var(--teal);text-shadow:0 0 30px rgba(15,190,160,.45)}
.lede{font-size:1.15rem;max-width:32em;color:var(--on-dark)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-art{display:flex;justify-content:center}
.stack{width:min(440px,100%);height:auto;overflow:visible;filter:drop-shadow(0 0 30px rgba(15,190,160,.25))}
.slab{animation:drop 8s ease-in-out infinite both}
.s2{animation-delay:.35s}.s3{animation-delay:.7s}.s4{animation-delay:1.05s}
.tags text{font-family:var(--body);font-size:11px;letter-spacing:.18em;fill:var(--on-dark-2);animation:tagin 8s ease infinite both}
.tags text:nth-child(2){animation-delay:.35s}.tags text:nth-child(3){animation-delay:.7s}.tags text:nth-child(4){animation-delay:1.05s}
@keyframes drop{0%,25%{transform:translateY(0);opacity:1}31%{transform:translateY(0);opacity:0}32%{transform:translateY(-320px);opacity:0}35%{opacity:1}43%{transform:translateY(0);animation-timing-function:ease-out}46%{transform:translateY(-10px)}49%,100%{transform:translateY(0);opacity:1}}
@keyframes tagin{0%,25%{opacity:1}31%,42%{opacity:0}49%,100%{opacity:1}}
@keyframes breathe{50%{transform:scale(1.15);opacity:.7}}
@keyframes blink{50%{opacity:0}}
.ticker{position:relative;display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding:22px 0;font-family:var(--head);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--on-dark-2)}
.ticker span::before{content:"";display:inline-block;width:8px;height:8px;background:var(--teal);margin-right:12px;transform:rotate(45deg)}

/* layers */
.layers{padding:120px 0;background:var(--bg)}
.sec-head{max-width:720px;margin-bottom:54px}
.sec-head p:not(.eyebrow){color:var(--on-dark-2);font-size:1.08rem}
.slabs{display:grid;gap:14px;max-width:980px}
.layer-row{display:grid;grid-template-columns:90px 220px 1fr;align-items:center;gap:30px;padding:28px 34px;border:1px solid var(--line);border-left:4px solid var(--teal);background:linear-gradient(90deg,rgba(15,190,160,.1),rgba(15,190,160,.02));border-radius:10px;transition:transform .3s,box-shadow .3s,background .3s}
.layer-row h3{margin:0;font-size:1.15rem}
.layer-row p{margin:0;color:var(--on-dark-2)}
.l3{margin-left:0}.l2{margin-left:40px}.l1{margin-left:80px}
.lnum{font-family:var(--head);font-size:1.2rem;color:var(--teal)}

/* spotlight */
.spotlight{padding:120px 0;background:var(--bg-2);border-block:1px solid var(--line)}
.term-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.term{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:0 0 28px;overflow:hidden;transition:transform .3s,border-color .3s,box-shadow .3s}
.term-bar{display:flex;align-items:center;gap:7px;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--bg-3)}
.term-bar i{width:10px;height:10px;border-radius:50%;background:var(--forest)}
.term-bar i:first-child{background:var(--teal)}
.term-bar span{margin-left:auto;font-family:ui-monospace,Menlo,monospace;font-size:.78rem;color:var(--on-dark-2)}
.term h3{padding:26px 26px 0;font-size:1.15rem}
.term h3::before{content:"> ";color:var(--teal)}
.term p{padding:0 26px;margin:0;color:var(--on-dark-2)}

/* curate */
.curate{padding:120px 0}
.curate-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:start}
.curate-copy p:not(.eyebrow){color:var(--on-dark-2);font-size:1.08rem}
.curate-list{list-style:none;margin:0;padding:0;display:grid;gap:0;border-top:1px solid var(--line)}
.curate-list li{display:grid;grid-template-columns:64px 1fr;gap:20px;padding:26px 8px;border-bottom:1px solid var(--line);transition:background .3s,padding .3s}
.curate-list span{font-family:var(--head);color:var(--teal);font-size:1rem;padding-top:2px}
.curate-list h3{margin-bottom:6px}
.curate-list p{margin:0;color:var(--on-dark-2)}

/* quote (bright teal: dark text) */
.quote-band{background:linear-gradient(120deg,var(--teal),var(--teal-l));padding:100px 0;position:relative;overflow:hidden}
.quote-band::before,.quote-band::after{content:"";position:absolute;right:6%;width:220px;height:34px;background:rgba(5,8,7,.12);border-radius:6px;transform:skewX(-30deg)}
.quote-band::before{top:30%}.quote-band::after{top:calc(30% + 46px);right:calc(6% + 30px)}
.quote-band blockquote{margin:0;max-width:880px;position:relative}
.quote-band p{font-family:var(--head);font-size:clamp(1.4rem,3vw,2.3rem);line-height:1.35;color:#04110d}
.quote-band cite{font-style:normal;font-weight:500;letter-spacing:.14em;text-transform:uppercase;font-size:.85rem;color:#0b3a2c}

/* faq */
.faq{padding:120px 0;background:var(--bg-2)}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:56px;align-items:start}
.faq-list{display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:10px;background:var(--bg);transition:border-color .25s,transform .25s,box-shadow .25s}
.faq-q{width:100%;background:none;border:0;cursor:pointer;color:#fff;text-align:left;font:500 1.06rem/1.45 var(--body);padding:20px 22px;display:flex;justify-content:space-between;align-items:center;gap:18px}
.pm{flex:none;width:14px;height:14px;position:relative}
.pm::before,.pm::after{content:"";position:absolute;left:0;top:6px;width:14px;height:2px;background:var(--teal);transition:transform .3s}
.pm::after{transform:rotate(90deg)}
.faq-item.open .pm::after{transform:rotate(0)}
.faq-item.open{border-color:var(--teal);box-shadow:0 0 0 1px rgba(15,190,160,.2),0 0 30px rgba(15,190,160,.1)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .35s}
.faq-a>p{overflow:hidden;margin:0;padding:0 22px;color:var(--on-dark-2)}
.faq-item.open .faq-a{grid-template-rows:1fr}
.faq-item.open .faq-a>p{padding-bottom:20px}

/* contact */
.contact{padding:120px 0}
.contact-panel{text-align:center;max-width:860px;border:1px solid var(--line);border-radius:18px;padding:70px 40px;background:radial-gradient(ellipse at 50% 0,rgba(15,190,160,.18),transparent 70%),var(--bg-2)}
.contact-panel p:not(.eyebrow){color:var(--on-dark-2);font-size:1.08rem}
.contact-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:26px}
.mini-stack{display:grid;gap:5px;justify-items:center;margin-bottom:28px}
.mini-stack i{display:block;height:10px;border-radius:3px;background:var(--teal);animation:stackin 3s ease-in-out infinite}
.mini-stack i:nth-child(1){width:40px;background:var(--teal-l);animation-delay:.4s}
.mini-stack i:nth-child(2){width:60px;animation-delay:.2s}
.mini-stack i:nth-child(3){width:80px;background:var(--forest)}
@keyframes stackin{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}

/* footer */
.site-footer{border-top:1px solid var(--line);padding:32px 0;color:var(--on-dark-2)}
.foot-row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px}
.foot-row p{margin:0;font-size:.92rem}
.site-footer .brand{font-size:.9rem}
.site-footer .brand img{width:32px;height:32px}

/* reveal */
.js .reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.js .reveal.in{opacity:1;transform:none}

@media (hover:hover) and (pointer:fine){
  .primary-nav a:hover{color:#fff;background:rgba(15,190,160,.1)}
  .primary-nav .nav-cta:hover{background:var(--teal-l);color:var(--bg)}
  .btn:hover{transform:translateY(-3px)}
  .btn-teal:hover{box-shadow:0 0 0 4px rgba(15,190,160,.2),0 14px 30px rgba(15,190,160,.35)}
  .btn-ghost:hover{border-color:var(--teal);color:#fff}
  .layer-row:hover{transform:translateX(12px);background:linear-gradient(90deg,rgba(15,190,160,.2),rgba(15,190,160,.04));box-shadow:0 0 30px rgba(15,190,160,.12)}
  .term:hover{transform:translateY(-8px);border-color:var(--teal);box-shadow:0 20px 40px rgba(0,0,0,.4),0 0 30px rgba(15,190,160,.12)}
  .curate-list li:hover{background:rgba(15,190,160,.06);padding-left:20px}
  .faq-item:hover{border-color:var(--teal);transform:translateY(-2px)}
}

@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr}
  .hero-art{order:-1}
  .stack{width:min(300px,78%)}
  .layer-row{grid-template-columns:70px 1fr;gap:8px 20px}
  .layer-row p{grid-column:2}
  .term-grid{grid-template-columns:1fr}
  .curate-grid,.faq-grid{grid-template-columns:1fr;gap:34px}
}
@media (max-width:820px){
  .nav-toggle{display:block}
  .site-header{background:rgba(5,8,7,.92);backdrop-filter:blur(12px)}
  .primary-nav{display:none;position:absolute;top:76px;left:12px;right:12px;flex-direction:column;align-items:stretch;background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:10px}
  .primary-nav.open{display:flex}
  .primary-nav a{padding:13px 14px}
  .primary-nav .nav-cta{margin:6px 0 0;text-align:center}
}
@media (max-width:640px){
  body{font-size:16px}
  .wrap{width:min(1180px,100% - 32px)}
  .hero{padding-top:104px}
  .hero h1{font-size:1.75rem}
  .lede{font-size:1.04rem}
  .hero-actions .btn{flex:1 1 100%}
  .ticker{flex-wrap:wrap;justify-content:flex-start;gap:12px 22px;font-size:.62rem}
  .layers,.spotlight,.curate,.faq,.contact{padding:80px 0}
  h2{font-size:1.4rem}
  .l2,.l1{margin-left:0}
  .l2{margin-left:12px}.l1{margin-left:24px}
  .layer-row{padding:22px 18px;grid-template-columns:1fr}
  .layer-row p{grid-column:1}
  .curate-list li{grid-template-columns:44px 1fr;gap:12px}
  .quote-band{padding:76px 0}
  .contact-panel{padding:48px 20px}
  .contact-actions .btn{width:100%}
  .foot-row{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .js .reveal{opacity:1;transform:none}
}