/* ==========================================================================
   Portal Robotics design system
   Brand blue (#4E6CB4) is the anchor. Dark-first with a full light theme.
   ========================================================================== */
/* Brand blue sampled from the Portal Robotics logo: #2C4480 */
:root{
  --blue-900:#16254A; --blue-800:#1F3161; --blue-700:#2C4480; --blue-600:#3A569C; --blue-500:#4E6CB4; --blue-400:#6E8DDB; --blue-300:#9FB4E6; --blue-200:#C9D5F0; --blue-100:#E8EDF8; --blue-50:#F3F6FC;
  --signal:#2C4480; --amber:#C77D1A; --green:#1E8E5A; --red:#C0392B;

  --bg:#FFFFFF; --bg-2:#FFFFFF; --bg-3:var(--blue-50);
  --surface:#F7F9FD; --surface-2:var(--blue-50); --line:#E3E8F3; --line-strong:#C9D3EA;
  --text:#101A33; --text-2:#3F4B6B; --text-3:#6F7A99; --accent:var(--blue-700); --accent-strong:var(--blue-700); --on-accent:#fff;
  --glow:0 0 0 1px rgba(44,68,128,.12), 0 24px 60px -28px rgba(44,68,128,.35);
  --shadow:0 18px 44px -24px rgba(16,26,51,.22);
  --radius:20px; --radius-sm:12px; --radius-xs:8px;
  --font-display:"Instrument Serif",Georgia,serif; --font-body:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
  --container:1200px; --gutter:clamp(16px,4vw,40px);
  --ease:cubic-bezier(.2,.7,.2,1); --dur:.5s;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:clip}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(70vw 50vh at 85% -15%,rgba(44,68,128,.09),transparent 60%),radial-gradient(50vw 40vh at -10% 25%,rgba(44,68,128,.05),transparent 60%)}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
p{margin:0 0 1em}
h1,h2,h3,h4{margin:0 0 .4em;line-height:1.08;letter-spacing:-.02em;font-weight:700}
.h1,h1{font-size:clamp(2.6rem,6.2vw,5rem);font-weight:800;letter-spacing:-.035em;line-height:1.0}
.h2,h2{font-size:clamp(2rem,4.2vw,3.4rem);letter-spacing:-.03em}
.h3,h3{font-size:clamp(1.25rem,2vw,1.6rem)}
h1 em,h2 em,.h1 em,.h2 em,.serif{font-family:var(--font-display);font-style:italic;font-weight:400;color:var(--accent);letter-spacing:-.01em}
.lede{font-size:clamp(1.05rem,1.5vw,1.3rem);color:var(--text-2);max-width:60ch}
.eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:1em;display:flex;align-items:center;gap:.6em}
.container{width:min(100% - 2*var(--gutter),var(--container));margin-inline:auto}
.section{padding-block:clamp(72px,10vw,140px)}
.section--tight{padding-block:clamp(48px,7vw,96px)}
.center{text-align:center}.center .lede,.center .eyebrow{margin-inline:auto;justify-content:center}
.muted{color:var(--text-2)}.small{font-size:.9rem}
.skip{position:absolute;left:-999px;top:8px;background:var(--accent-strong);color:#fff;padding:8px 14px;border-radius:8px;z-index:1000}.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--blue-500);outline-offset:3px;border-radius:6px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;padding:.9em 1.5em;border-radius:999px;font-weight:700;font-size:1rem;line-height:1;border:1px solid transparent;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s,border-color .25s;white-space:nowrap}
.btn--sm{padding:.7em 1.2em;font-size:.92rem}.btn--lg{padding:1.05em 1.9em;font-size:1.08rem}
.btn--primary{background:linear-gradient(135deg,var(--blue-600),var(--blue-700));color:#fff;box-shadow:0 10px 28px -12px rgba(44,68,128,.7),inset 0 1px 0 rgba(255,255,255,.18)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -14px rgba(44,68,128,.75),inset 0 1px 0 rgba(255,255,255,.2)}
.btn--ghost{background:#fff;border-color:var(--line-strong);color:var(--accent)}
.btn--ghost:hover{background:var(--surface-2);transform:translateY(-2px)}
.btn--link{padding:0;background:none;color:var(--accent);border:0;font-weight:700;white-space:normal;text-align:left;justify-content:flex-start}.btn--link::after{content:"→";transition:transform .25s}.btn--link:hover::after{transform:translateX(4px)}

/* Nav */
.nav{position:sticky;top:0;z-index:100;backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);background:rgba(255,255,255,.82);border-bottom:1px solid var(--line);transition:background .3s}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--text)}
.brand__mark{width:44px;height:33px;color:var(--accent)}
.brand__word{font-family:var(--font-display);font-size:1.45rem;line-height:1;letter-spacing:-.01em}.brand__word em{font-style:normal;color:var(--accent)}
.nav__links{display:flex;gap:30px;font-weight:600;font-size:.95rem;color:var(--text-2)}
.nav__links a{position:relative;padding:6px 0;transition:color .2s}.nav__links a:hover,.nav__links a[aria-current]{color:var(--text)}
.nav__links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav__links a:hover::after,.nav__links a[aria-current]::after{transform:scaleX(1)}
.nav__actions{display:flex;align-items:center;gap:12px}
.nav__burger{display:none;width:44px;height:44px;border:0;background:none;flex-direction:column;justify-content:center;gap:5px;cursor:pointer;padding:10px}
.nav__burger span{display:block;height:2px;background:var(--text);border-radius:2px;transition:transform .3s,opacity .3s}
.nav__burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav__burger[aria-expanded="true"] span:nth-child(2){opacity:0}.nav__burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;flex-direction:column;gap:6px;padding:12px var(--gutter) 24px;border-top:1px solid var(--line);background:var(--bg)}
.mobile-menu a{padding:14px 6px;font-weight:600;font-size:1.1rem;border-bottom:1px solid var(--line)}.mobile-menu .btn{margin-top:14px;border:0}
.mobile-menu:not([hidden]){display:flex}
@media (max-width:980px){.nav__links{display:none}.nav__burger{display:flex}.nav__actions .btn{display:none}}

/* Hero */
.hero{position:relative;padding-block:clamp(72px,9vw,128px) clamp(56px,7vw,100px);overflow:clip}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,72px);align-items:center}
.hero__copy .h1{margin-bottom:.35em}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 20px}
.hero__proof{display:flex;flex-wrap:wrap;gap:10px 22px;color:var(--text-3);font-size:.9rem;font-weight:600}
.hero__proof span{display:inline-flex;align-items:center;gap:.5em}.hero__proof span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--green)}
@media (max-width:980px){.hero__grid{grid-template-columns:1fr}.hero{padding-top:48px}}

/* Portal visual (hero) */
.portal{position:relative;aspect-ratio:1/1;max-width:560px;margin-inline:auto;width:100%}
.portal svg{width:100%;height:100%;overflow:visible}
.portal .ring{fill:none;stroke:var(--accent);stroke-width:1.2;opacity:.35}
.portal .ring--dash{stroke-dasharray:4 10;animation:spin 60s linear infinite;transform-origin:center}
.portal .ring--rev{animation:spin 90s linear infinite reverse;transform-origin:center;stroke-dasharray:1 6}
.portal .node{fill:#fff;stroke:var(--accent);stroke-width:1.4}
.portal .node-dot{fill:var(--accent)}
.portal .edge{stroke:var(--accent);stroke-width:1;opacity:.5;stroke-dasharray:3 6;animation:flow 3s linear infinite}
.portal .label{font:600 11px/1 var(--font-body);fill:var(--text-2);letter-spacing:.08em;text-transform:uppercase}
.portal .core{filter:drop-shadow(0 12px 30px rgba(44,68,128,.35))}
.portal .orbit-node{animation:orbit 28s linear infinite;transform-origin:300px 300px}
.portal .orbit-node--2{animation-duration:38s;animation-direction:reverse}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes flow{to{stroke-dashoffset:-18}}
@keyframes orbit{to{transform:rotate(360deg)}}
.portal__card{position:absolute;padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.92);border:1px solid var(--line-strong);backdrop-filter:blur(10px);box-shadow:var(--shadow);font-size:.82rem;line-height:1.3;animation:float 7s ease-in-out infinite}
.portal__card strong{display:block;font-size:.95rem}.portal__card small{color:var(--text-3)}
.portal__card--a{top:6%;left:-4%}.portal__card--b{bottom:12%;right:-4%;animation-delay:-3s}.portal__card--c{top:48%;right:-8%;animation-delay:-5s}
@keyframes float{50%{transform:translateY(-8px)}}
@media (max-width:560px){.portal__card--c{display:none}.portal__card{left:0;right:auto}.portal__card--b{right:0;left:auto}}

/* Logo strip / trust */
.trust{border-block:1px solid var(--line);padding-block:22px;background:var(--surface)}
.trust__inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px 36px;color:var(--text-3);font-weight:600;font-size:.9rem;letter-spacing:.02em}
.trust__inner strong{color:var(--text-2)}

/* Cards & grids */
.grid{display:grid;gap:20px}
.grid--2{grid-template-columns:repeat(2,1fr)}.grid--3{grid-template-columns:repeat(3,1fr)}.grid--4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.grid--3,.grid--4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.grid--2,.grid--3,.grid--4{grid-template-columns:1fr}}
.card{position:relative;padding:28px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:0 1px 2px rgba(16,26,51,.04);transition:transform .4s var(--ease),border-color .3s,background .3s;overflow:hidden}
.card:hover{transform:translateY(-4px);border-color:var(--blue-300);box-shadow:var(--shadow)}
.card::before{content:"";position:absolute;inset:0;background:radial-gradient(400px 200px at var(--mx,50%) var(--my,0%),rgba(44,68,128,.08),transparent 60%);opacity:0;transition:opacity .4s;pointer-events:none}
.card:hover::before{opacity:1}
.card h3{margin-top:14px}.card p{color:var(--text-2);margin:0}
.card .icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--blue-100);color:var(--accent);border:1px solid var(--blue-200)}
.card .icon svg{width:22px;height:22px}
.card--feature{padding:36px}
.card--glass{background:color-mix(in srgb,var(--bg-2) 70%,transparent);backdrop-filter:blur(12px)}
.num{font-family:var(--font-display);font-size:3rem;line-height:1;color:var(--accent)}

/* Bento */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.bento > *{grid-column:span 2}
.bento .span-3{grid-column:span 3}.bento .span-4{grid-column:span 4}.bento .span-6{grid-column:span 6}
@media (max-width:980px){.bento > *,.bento .span-3,.bento .span-4{grid-column:span 3}}
@media (max-width:640px){.bento > *,.bento .span-3,.bento .span-4,.bento .span-6{grid-column:span 6}}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media (max-width:900px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{padding:26px 24px;border-radius:var(--radius);border:1px solid var(--line);background:#fff}
.stat b{display:block;font-family:var(--font-display);font-size:clamp(2.4rem,4vw,3.6rem);line-height:1;color:var(--text);letter-spacing:-.02em}
.stat b em{color:var(--accent);font-style:normal}
.stat span{color:var(--text-3);font-size:.9rem;font-weight:600}

/* Steps / flow */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:step}
@media (max-width:980px){.flow{grid-template-columns:repeat(2,1fr)}}@media (max-width:560px){.flow{grid-template-columns:1fr}}
.flow__step{position:relative;padding:26px 24px 24px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}
.flow__step::before{counter-increment:step;content:"0" counter(step);font-family:var(--font-display);font-size:2.2rem;color:var(--accent);line-height:1;display:block;margin-bottom:14px}
.flow__step h3{font-size:1.15rem}.flow__step p{color:var(--text-2);margin:0;font-size:.98rem}

/* Split sections */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,80px);align-items:center}.split>*,.hero__grid>*,.demo-grid>*,.cta-band__inner>*{min-width:0}
.split--rev > :first-child{order:2}
@media (max-width:900px){.split{grid-template-columns:1fr}.split--rev > :first-child{order:0}}
.checks{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:12px}
.checks li{position:relative;padding-left:34px;color:var(--text-2)}
.checks li::before{content:"";position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:50%;background:var(--blue-700);mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='11' fill='black'/%3E%3Cpath d='M7 12.5l3 3 7-7' stroke='white' stroke-width='2.4' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat}
.checks li b{color:var(--text)}

/* Diagrams */
.diagram{padding:clamp(20px,3vw,36px);border-radius:var(--radius);border:1px solid var(--line);background:linear-gradient(180deg,var(--surface),transparent);position:relative;overflow:hidden}
.diagram svg{width:100%;height:auto}
.diagram text{font-family:var(--font-body)}
.dg-box{fill:#fff;stroke:var(--line-strong);stroke-width:1.2}
.dg-box--accent{fill:var(--blue-100);stroke:var(--accent)}
.dg-label{fill:var(--text);font-size:13px;font-weight:700}
.dg-sub{fill:var(--text-3);font-size:10.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase}
.dg-line{stroke:var(--accent);stroke-width:1.4;fill:none;opacity:.7}
.dg-line--flow{stroke-dasharray:4 7;animation:flow 2.4s linear infinite}
.dg-pill{fill:var(--surface-2);stroke:var(--line)}
.dg-dot{fill:var(--accent)}
.dg-shield{fill:none;stroke:var(--green);stroke-width:1.4}
.flex-flow{display:grid;gap:12px;align-content:center}
.flex-flow__block{padding:18px;border:1px solid var(--line-strong);border-radius:12px;background:#fff;text-align:center}
.flex-flow__block--accent{background:var(--blue-100);border-color:var(--accent)}
.flex-flow__block strong{display:block;color:var(--text);line-height:1.3}
.flex-flow__block span{display:block;margin-top:5px;color:var(--text-3);font-size:.85rem;line-height:1.4}
.flex-flow__connector{width:2px;height:18px;margin:-8px auto;background:var(--accent)}
.flex-flow__outcomes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (max-width:560px){.flex-flow__outcomes{grid-template-columns:1fr}}

/* Tabs */
.tabs{display:flex;flex-wrap:wrap;gap:8px;border-bottom:1px solid var(--line);margin-bottom:28px}
.tabs button{appearance:none;border:0;background:none;color:var(--text-3);font:600 .95rem var(--font-body);padding:12px 16px;border-bottom:2px solid transparent;margin-bottom:-1px;cursor:pointer;transition:color .2s}
.tabs button[aria-selected="true"]{color:var(--text);border-color:var(--accent)}
.tab-panel[hidden]{display:none}

/* FAQ */
.faq{display:grid;gap:12px;max-width:860px;margin-inline:auto}
.faq details{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface);padding:0 22px;transition:background .3s}
.faq details[open]{background:var(--surface-2)}
.faq summary{cursor:pointer;list-style:none;padding:20px 0;font-weight:700;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.6rem;line-height:1;color:var(--accent);transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--text-2);padding-bottom:20px;margin:0}

/* Quote / callout */
.callout{padding:clamp(28px,4vw,48px);border-radius:var(--radius);background:linear-gradient(135deg,var(--blue-100),#fff);border:1px solid var(--blue-200);position:relative;overflow:hidden}
.callout::after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(44,68,128,.12),transparent 70%)}
.callout blockquote{margin:0;font-family:var(--font-display);font-size:clamp(1.4rem,2.6vw,2.1rem);line-height:1.3;letter-spacing:-.01em}

/* CTA band */
.cta-band{padding-block:clamp(64px,8vw,110px);background:linear-gradient(180deg,#fff,var(--blue-50));border-top:1px solid var(--line)}
.cta-band__inner{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
@media (max-width:900px){.cta-band__inner{grid-template-columns:1fr}.cta-band__actions{justify-content:flex-start}}

/* Footer */
.footer{border-top:1px solid var(--line);padding-block:56px 28px;background:var(--surface)}
.footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px}
@media (max-width:900px){.footer__grid{grid-template-columns:1fr 1fr}}@media (max-width:560px){.footer__grid{grid-template-columns:1fr}}
.footer__brand p{color:var(--text-3);max-width:40ch;margin-top:16px;font-size:.95rem}
.footer nav{display:flex;flex-direction:column;gap:10px}
.footer nav h3{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text-3);margin-bottom:6px}
.footer nav a{color:var(--text-2);font-size:.95rem}.footer nav a:hover{color:var(--text)}
.footer__social{color:var(--accent);font-weight:700}
.footer__legal{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:48px;padding-top:20px;border-top:1px solid var(--line);color:var(--text-3);font-size:.85rem;flex-wrap:wrap}
.to-top{background:none;border:1px solid var(--line);color:var(--text-2);border-radius:999px;padding:8px 14px;cursor:pointer;font:600 .85rem var(--font-body)}

/* Sticky mobile CTA */
.sticky-cta{display:none;position:fixed;left:16px;right:16px;bottom:calc(14px + env(safe-area-inset-bottom));z-index:90;padding:16px;border-radius:999px;text-align:center;font-weight:800;background:linear-gradient(135deg,var(--blue-600),var(--blue-700));color:#fff;box-shadow:0 18px 40px -12px rgba(44,68,128,.7);transform:translateY(120%);transition:transform .4s var(--ease)}
.sticky-cta.is-visible{transform:none}
@media (max-width:640px){.sticky-cta{display:block}body{padding-bottom:80px}body.page-demo .sticky-cta{display:none}body.page-demo{padding-bottom:0}}

/* Forms */
.form{display:grid;gap:16px}
.form[hidden],[data-demo-fallback][hidden]{display:none}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media (max-width:560px){.form__row{grid-template-columns:1fr}}
.field{display:grid;gap:6px}
.field label{font-size:.88rem;font-weight:700;color:var(--text-2)}
.field input,.field select,.field textarea{width:100%;padding:14px 16px;border-radius:12px;border:1px solid var(--line-strong);background:var(--bg-2);color:var(--text);font:inherit;font-size:1rem;transition:border-color .2s,box-shadow .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 22%,transparent)}
.field textarea{min-height:120px;resize:vertical}
.field .hint{font-size:.82rem;color:var(--text-3)}
.form__consent{font-size:.85rem;color:var(--text-3);display:flex;gap:10px;align-items:flex-start}
.form__consent input{margin-top:4px}
.form__success{display:none;padding:28px;border-radius:var(--radius);border:1px solid color-mix(in srgb,var(--green) 40%,transparent);background:color-mix(in srgb,var(--green) 10%,transparent)}
.form.is-sent{display:none}.form.is-sent + .form__success{display:block}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}

/* Demo page layout */
.demo-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(32px,6vw,80px);align-items:start}
@media (max-width:900px){.demo-grid{grid-template-columns:1fr}}
.demo-panel{position:sticky;top:96px;padding:clamp(24px,3vw,36px);border-radius:var(--radius);background:#fff;border:1px solid var(--line-strong);box-shadow:var(--glow)}
.agenda{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:14px;counter-reset:a}
.agenda li{display:flex;gap:14px;color:var(--text-2)}
.agenda li::before{counter-increment:a;content:counter(a);flex:0 0 30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);border:1px solid var(--line);font-weight:800;font-size:.85rem;color:var(--accent)}

/* Page hero (interior) */
.page-hero{padding-block:clamp(56px,8vw,110px) clamp(32px,5vw,64px)}
.page-hero .h1{font-size:clamp(2.4rem,5.4vw,4.2rem)}

/* Reveal on scroll */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
[data-reveal].is-in{opacity:1;transform:none}
[data-reveal-stagger] > *{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
[data-reveal-stagger].is-in > *{opacity:1;transform:none}
[data-reveal-stagger].is-in > :nth-child(2){transition-delay:.08s}[data-reveal-stagger].is-in > :nth-child(3){transition-delay:.16s}[data-reveal-stagger].is-in > :nth-child(4){transition-delay:.24s}[data-reveal-stagger].is-in > :nth-child(5){transition-delay:.32s}[data-reveal-stagger].is-in > :nth-child(6){transition-delay:.4s}
@media (prefers-reduced-motion:reduce){[data-reveal],[data-reveal-stagger] > *{opacity:1;transform:none}}

/* Marquee */
.marquee{overflow:hidden;mask:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee__track{display:flex;gap:48px;width:max-content;animation:marquee 40s linear infinite;padding-block:6px}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee__track span{white-space:nowrap;color:var(--text-3);font-weight:700;letter-spacing:.04em;font-size:.95rem;display:inline-flex;align-items:center;gap:14px}
.marquee__track span::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);opacity:.6}
@keyframes marquee{to{transform:translateX(-50%)}}

/* Challenge list (10 hardest things) */
.challenges{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media (max-width:760px){.challenges{grid-template-columns:1fr}}
.challenge{display:grid;grid-template-columns:52px 1fr;gap:16px;padding:20px 22px;border-radius:var(--radius-sm);border:1px solid var(--line);background:var(--surface);align-items:start}
.challenge .num{font-size:2rem;opacity:.9}
.challenge h3{font-size:1.05rem;margin-bottom:.3em}
.challenge p{margin:0;color:var(--text-2);font-size:.95rem}
.challenge .solve{display:block;margin-top:8px;font-size:.88rem;color:var(--green);font-weight:700}

/* Pricing-free "included" list */
.included{columns:2;column-gap:32px;list-style:none;padding:0;margin:0}
@media (max-width:640px){.included{columns:1}}
.included li{break-inside:avoid;padding:12px 0;border-bottom:1px solid var(--line);color:var(--text-2);display:flex;gap:12px}
.included li::before{content:"✓";color:var(--accent);font-weight:800}

/* Cluster cards (FlexPondi) */
.cluster{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:860px){.cluster{grid-template-columns:1fr}}
.cluster__card{padding:28px;border-radius:var(--radius);border:1px solid var(--line);background:var(--surface);position:relative}
.cluster__card.is-featured{border-color:var(--accent);box-shadow:var(--glow);background:var(--blue-50)}
.cluster__card .tag{position:absolute;top:-12px;left:24px;background:var(--accent-strong);color:#fff;font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;padding:5px 10px;border-radius:999px}
.cluster__card .nodes{display:flex;gap:6px;margin:14px 0 18px}
.cluster__card .nodes i{width:34px;height:22px;border-radius:5px;background:linear-gradient(180deg,var(--blue-600),var(--blue-800));box-shadow:inset 0 1px 0 rgba(255,255,255,.3)}
.cluster__card dl{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;margin:0;font-size:.95rem}
.cluster__card dt{color:var(--text-3);font-weight:600}.cluster__card dd{margin:0;color:var(--text)}
.cluster__card .mem{font-family:var(--font-display);font-size:2.6rem;line-height:1;color:var(--accent)}

/* Legal page */
.prose{max-width:760px}.prose h2{font-size:1.5rem;margin-top:1.8em}.prose p,.prose li{color:var(--text-2)}

/* ==========================================================================
   Interactive components
   ========================================================================== */
/* grain + progress */
body::after{content:"";position:fixed;inset:0;z-index:999;pointer-events:none;opacity:.035;mix-blend-mode:multiply;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='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.nav__progress{position:absolute;left:0;top:0;height:2px;width:100%;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .1s linear}
.nav.is-compact .nav__inner{height:60px}
.nav.is-compact{box-shadow:0 10px 30px -20px rgba(16,26,51,.25)}

/* headline word reveal */
[data-words] .w{display:inline-block;opacity:0;transform:translateY(.6em) rotate(2deg);animation:wordIn .9s var(--ease) forwards;animation-delay:calc(var(--i) * 70ms)}
@keyframes wordIn{to{opacity:1;transform:none}}
h1 em .w{color:var(--accent)}

/* hero v3 */
.hero--v3{position:relative;padding-top:clamp(56px,7vw,104px)}
.hero__net{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;opacity:.55;mask:radial-gradient(70% 70% at 70% 40%,#000 30%,transparent 80%)}
.hero--v3 .hero__grid{position:relative;grid-template-columns:.95fr 1.05fr}
@media (max-width:980px){.hero--v3 .hero__grid{grid-template-columns:1fr}}

/* console mockup */
.console-wrap{position:relative;perspective:1400px}
.console{transform-style:preserve-3d;transform:rotateX(var(--rx,0)) rotateY(var(--ry,0));transition:transform .25s ease-out;border-radius:18px;background:#fff;border:1px solid var(--line-strong);box-shadow:0 40px 90px -40px rgba(16,26,51,.35),0 0 0 1px rgba(44,68,128,.04);overflow:hidden;font-size:.8rem}
.console__bar{display:flex;align-items:center;gap:6px;padding:12px 14px;border-bottom:1px solid var(--line);background:var(--surface)}
.console__bar span{width:10px;height:10px;border-radius:50%;background:var(--line-strong)}
.console__bar b{margin-left:10px;color:var(--text-3);font-weight:600;font-size:.76rem}
.console__body{display:grid;grid-template-columns:48px 1fr;min-height:360px}
.console__rail{border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;gap:14px;padding-top:16px;background:var(--surface)}
.console__rail i{width:22px;height:22px;border-radius:7px;background:var(--line);display:block}
.console__rail i.is-on{background:var(--accent)}
.console__main{padding:16px;display:grid;gap:14px;align-content:start}
.console__kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.console__kpis div{padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:#fff}
.console__kpis small{display:block;color:var(--text-3);font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.console__kpis b{font-size:1.4rem;font-weight:800;letter-spacing:-.02em;color:var(--text)}
.console__kpis b.ok{color:var(--green)}
.console__deploy{padding:14px;border-radius:12px;border:1px solid var(--blue-200);background:linear-gradient(180deg,var(--blue-50),#fff)}
.console__deploy-head{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.console__deploy-head b{font-weight:700;color:var(--text)}
.console__deploy-head em{margin-left:auto;font-style:normal;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 0 rgba(44,68,128,.5);animation:pulse 1.6s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(44,68,128,0)}100%{box-shadow:0 0 0 0 rgba(44,68,128,0)}}
.console__progress{height:6px;border-radius:3px;background:var(--blue-100);overflow:hidden;margin-bottom:12px}
.console__progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--blue-600),var(--blue-700));transition:width .4s var(--ease)}
.console__sites{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.console__sites li{display:flex;justify-content:space-between;align-items:center;padding:7px 10px;border-radius:8px;background:#fff;border:1px solid var(--line);color:var(--text-2);transition:background .3s}
.console__sites em{font-style:normal;font-size:.7rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--text-3);padding:2px 8px;border-radius:999px;background:var(--surface)}
.console__sites li.is-running em{color:var(--accent);background:var(--blue-100)}
.console__sites li.is-done em{color:var(--green);background:#E6F6EE}
.console__sites li.is-done{background:#FAFCFF}
.console__log{font:600 .7rem/1.6 ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--text-3);padding:10px 12px;border-radius:10px;background:var(--text);color:#C9D5F0;min-height:70px;white-space:pre-wrap;overflow:hidden}
.console__log .ok{color:#7FE0B0}.console__log .hl{color:#fff}
.console__float{position:absolute;padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.95);border:1px solid var(--line-strong);box-shadow:var(--shadow);font-size:.8rem;line-height:1.3;animation:float 7s ease-in-out infinite;transform:translateZ(60px)}
.console__float strong{display:block;color:var(--text)}.console__float small{color:var(--text-3)}
.console__float--a{top:-18px;right:-14px}.console__float--b{bottom:-16px;left:-14px;animation-delay:-3.5s}
.console__note{margin:20px 0 0;color:var(--text-3);font-size:.72rem;text-align:right}
@media (max-width:560px){.console__float--a{right:0}.console__float--b{left:0}.console__body{min-height:0}.console__log{display:none}}

/* magnetic buttons */
[data-magnetic]{transition:transform .3s var(--ease),box-shadow .25s var(--ease)}

/* backdrop words */
.has-backdrop{position:relative;overflow:clip}
.has-backdrop::before{content:attr(data-backdrop);position:absolute;left:50%;top:0;transform:translateX(-50%);font-family:var(--font-display);font-style:italic;font-size:clamp(6rem,22vw,20rem);line-height:1;color:transparent;-webkit-text-stroke:1px var(--blue-200);pointer-events:none;white-space:nowrap;opacity:.7;letter-spacing:-.02em}

/* sticky scroll scene */
.scene{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,80px);margin-top:56px;align-items:start}
.scene__stage{position:sticky;top:110px}
.stage{border-radius:var(--radius);border:1px solid var(--line);background:linear-gradient(180deg,#fff,var(--blue-50));padding:20px;box-shadow:var(--shadow)}
.stage svg{width:100%;height:auto;overflow:visible}
.stage text{font-family:var(--font-body);font-weight:700}
.st-site{fill:#fff;stroke:var(--line-strong);stroke-width:1.4}
.st-title{fill:var(--text);font-size:14px}
.st-node{transform:translateY(80px);opacity:0;transition:transform .9s var(--ease),opacity .6s}
.st-node-label{fill:#fff;font-size:11px;letter-spacing:.06em;text-transform:uppercase}
.st-led{fill:#C9D5F0;transition:fill .4s}
.st-plug path{stroke:var(--line-strong);stroke-width:3;stroke-linecap:round}.st-plug rect{fill:var(--line-strong)}
.st-plug{opacity:0;transition:opacity .5s .3s}
.st-shield path:first-child{fill:#E6F6EE;stroke:var(--green);stroke-width:1.6}
.st-check{fill:none;stroke:var(--green);stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:40;stroke-dashoffset:40;transition:stroke-dashoffset .6s .4s var(--ease)}
.st-shield{opacity:0;transform:scale(.6);transform-origin:240px 140px;transition:opacity .4s,transform .6s var(--ease)}
.st-mesh circle{fill:#fff;stroke:var(--accent);stroke-width:1.6}
.st-mesh path{fill:none;stroke:var(--accent);stroke-width:1.4;stroke-dasharray:4 7;animation:flow 2.4s linear infinite}
.st-mesh{opacity:0;transition:opacity .6s}
.st-pkgs rect{fill:var(--blue-100);stroke:var(--accent);stroke-width:1}
.st-pkgs text{fill:var(--accent);font-size:10px}
.st-pkgs{opacity:0;transform:translateY(-10px);transition:opacity .6s,transform .6s var(--ease)}
.st-portal rect{fill:var(--accent)}.st-portal text{fill:#fff;font-size:11px}
.st-portal-line{stroke:var(--accent);stroke-width:1.4;stroke-dasharray:4 7;animation:flow 2.4s linear infinite;opacity:0;transition:opacity .4s}
.stage[data-stage="1"] .st-node,.stage[data-stage="2"] .st-node,.stage[data-stage="3"] .st-node,.stage[data-stage="4"] .st-node{transform:none;opacity:1}
.stage[data-stage="1"] .st-plug{opacity:1}
.stage[data-stage="2"] .st-led,.stage[data-stage="3"] .st-led,.stage[data-stage="4"] .st-led{fill:#5BE3A0}
.stage[data-stage="2"] .st-shield,.stage[data-stage="3"] .st-shield,.stage[data-stage="4"] .st-shield{opacity:1;transform:none}
.stage[data-stage="2"] .st-check,.stage[data-stage="3"] .st-check,.stage[data-stage="4"] .st-check{stroke-dashoffset:0}
.stage[data-stage="2"] .st-portal-line,.stage[data-stage="3"] .st-portal-line,.stage[data-stage="4"] .st-portal-line{opacity:1}
.stage[data-stage="3"] .st-mesh,.stage[data-stage="4"] .st-mesh{opacity:1}
.stage[data-stage="4"] .st-pkgs{opacity:1;transform:none}
.scene__steps{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.scene__step{padding:28px;border-radius:var(--radius);border:1px solid var(--line);background:#fff;min-height:42vh;display:flex;flex-direction:column;justify-content:center;opacity:.45;transition:opacity .4s,border-color .4s,box-shadow .4s}
.scene__step.is-active{opacity:1;border-color:var(--blue-300);box-shadow:var(--glow)}
.scene__num{font-family:var(--font-display);font-size:2.4rem;color:var(--accent);line-height:1;margin-bottom:12px}
.scene__step h3{font-size:1.35rem}.scene__step p{color:var(--text-2);margin:0}
@media (max-width:900px){.scene{grid-template-columns:1fr}.scene__stage{position:static}.scene__step{min-height:0;opacity:1}}

/* FlexPondi configurator */
.config{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,5vw,64px);margin-top:48px;padding:clamp(24px,4vw,44px);border-radius:var(--radius);border:1px solid var(--blue-200);background:linear-gradient(135deg,var(--blue-50),#fff);box-shadow:var(--glow);align-items:center}
@media (max-width:860px){.config{grid-template-columns:1fr}}
.config__viz{position:relative}
.config__viz svg{width:100%;max-width:320px;margin-inline:auto}
.cfg-rack{fill:#fff;stroke:var(--line-strong);stroke-width:1.4}
.cfg-node{fill:var(--blue-700);transition:opacity .4s,transform .5s var(--ease);transform-origin:center}
.cfg-node.is-off{opacity:.12;transform:scale(.96)}
.cfg-misc{fill:var(--blue-100);stroke:var(--blue-200)}
.config__mem{position:absolute;right:0;bottom:0;background:#fff;border:1px solid var(--line-strong);border-radius:14px;padding:12px 16px;box-shadow:var(--shadow);text-align:right}
.config__mem b{display:block;font-family:var(--font-display);font-size:2.6rem;line-height:1;color:var(--accent)}
.config__mem span{font-size:.75rem;color:var(--text-3);font-weight:700}
.config__label{display:flex;justify-content:space-between;font-weight:700;margin-bottom:10px}.config__label b{color:var(--accent)}
.config__range{width:100%;accent-color:var(--blue-700);height:6px}
.config__ticks{display:flex;justify-content:space-between;font-size:.8rem;color:var(--text-3);font-weight:700;margin-top:4px}
.config__facts{display:grid;gap:12px;margin:24px 0}
.config__facts div{display:grid;grid-template-columns:140px 1fr;gap:12px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.config__facts dt{color:var(--text-3);font-weight:700;font-size:.9rem}.config__facts dd{margin:0;color:var(--text)}
@media (max-width:560px){.config__facts div{grid-template-columns:1fr}}

/* slide-in */
.slidein{position:fixed;right:20px;bottom:20px;z-index:95;width:min(340px,calc(100% - 40px));padding:20px 22px;border-radius:18px;background:#fff;border:1px solid var(--blue-200);box-shadow:0 30px 70px -30px rgba(16,26,51,.4);transform:translateY(20px);opacity:0;transition:transform .5s var(--ease),opacity .5s}
.slidein.is-visible{transform:none;opacity:1}
.slidein[hidden]{display:none}
.slidein p{margin:0 0 14px;color:var(--text-2);font-size:.95rem}.slidein p b{color:var(--text)}
.slidein .eyebrow{margin-bottom:.5em}
.slidein__close{position:absolute;top:8px;right:10px;border:0;background:none;font-size:1.4rem;color:var(--text-3);cursor:pointer;line-height:1}
@media (max-width:640px){.slidein{display:none}}

/* footer giant wordmark */
.footer{position:relative;overflow:clip}
.footer__giant{font-family:var(--font-display);font-style:italic;font-size:clamp(4rem,14vw,13rem);line-height:.9;text-align:center;color:transparent;-webkit-text-stroke:1px var(--blue-200);white-space:nowrap;letter-spacing:-.03em;margin:-20px 0 40px;opacity:.8;user-select:none}