/* AxiomSphere — paleta Índigo sistema */
:root{
  --indigo:#232B4D;
  --indigo-2:#2C3560;
  --indigo-3:#3E4875;
  --indigo-deep:#1A2140;
  --blue:#4A5695;
  --green:#4C9E7A;
  --green-dark:#2F6E52;
  --green-light:#7BC4A2;
  --mist:#EDEEF5;
  --mist-2:#D9DCEC;
  --graphite:#2B2B2E;
  --muted:#5A5A60;
  --on-dark:#D9DCEC;
  --on-dark-2:#C9CDE3;
  --sans:'IBM Plex Sans',system-ui,sans-serif;
  --body:Inter,system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --radius:10px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:var(--body);color:var(--graphite);background:#fff;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue)}a:hover{color:var(--indigo)}
h1,h2,h3,h4{font-family:var(--sans);color:var(--indigo);margin:0;line-height:1.15}
p{margin:0}
:focus-visible{outline:3px solid var(--green-light);outline-offset:2px}

.skip{position:absolute;left:-9999px;top:8px;background:#fff;color:var(--indigo);padding:10px 14px;border-radius:6px;z-index:10}
.skip:focus{left:8px}

.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
section{padding:96px 0}
.dark{background:var(--indigo);color:#fff}
.dark h1,.dark h2,.dark h3{color:#fff}
.mist{background:var(--mist)}
.stack{display:flex;flex-direction:column;gap:20px}
.stack-lg{gap:56px}
.head{display:flex;flex-direction:column;gap:14px;max-width:760px;margin-bottom:20px}
.eyebrow{font-family:var(--mono);font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue)}
.eyebrow-light{color:var(--green-light)}
h1{font-size:clamp(38px,6vw,60px);font-weight:700;line-height:1.05;letter-spacing:-.01em}
h2{font-size:clamp(30px,4vw,40px);font-weight:700}
.h2-sm{font-size:clamp(28px,3.4vw,36px);line-height:1.2}
.lead{font-size:18px;line-height:1.6}
.dark .lead{color:var(--on-dark)}
.body{font-size:17px;line-height:1.6}
.muted{font-size:15px;color:var(--muted)}
.mono{font-family:var(--mono);font-size:14px}
.num{font-family:var(--mono);font-size:13px;color:var(--blue)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:12px 20px;border-radius:6px;font-weight:600;font-size:15px;text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:inherit}
.btn-lg{padding:16px 28px;font-size:16px}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-dark);color:#fff}
.btn-green-dark{background:var(--green-dark);color:#fff;width:100%}
.btn-green-dark:hover{background:#245a42}
.btn-green-dark[disabled]{opacity:.6;cursor:wait}
.btn-outline{border-color:#8A93C2;color:#fff;font-weight:500}
.btn-outline:hover{background:var(--indigo-2);color:#fff}
.actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:8px}

/* Header */
.site-header{background:var(--indigo);color:#fff;position:relative;z-index:5}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:10px;padding-bottom:10px;flex-wrap:wrap}
.brand{display:flex;align-items:center;color:#fff;text-decoration:none;padding:4px 0}
.brand img{height:68px;width:auto}
@media (max-width:600px){.brand img{height:54px}}
.photo-ph img{width:45%;height:auto}
.brand:hover{color:#fff}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-family:var(--sans);font-weight:700;font-size:20px;letter-spacing:.04em}
.brand-sub{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--on-dark-2)}
.site-nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px 24px;font-size:15px}
.site-nav>a:not(.btn){color:#fff;text-decoration:none;padding:10px 0}
.site-nav>a:not(.btn):hover{color:var(--green-light)}
.lang{display:flex;border:1px solid var(--blue);border-radius:6px;overflow:hidden;font-family:var(--mono);font-size:13px}
.lang>*{padding:10px 12px;min-height:40px;display:flex;align-items:center}
.lang-on{background:var(--blue);color:#fff}
.lang a{color:var(--on-dark-2);text-decoration:none}
.lang a:hover{color:#fff;background:var(--indigo-2)}
.menu-btn{display:none;background:none;border:1px solid var(--indigo-3);color:#fff;border-radius:6px;width:44px;height:44px;align-items:center;justify-content:center;cursor:pointer}
@media (max-width:900px){
  .menu-btn{display:inline-flex}
  .site-nav{display:none;width:100%;flex-direction:column;align-items:stretch;gap:4px;padding-top:8px}
  .site-nav.open{display:flex}
  .site-nav>a:not(.btn){padding:12px 0;border-bottom:1px solid var(--indigo-3)}
  .lang{align-self:flex-start;margin:12px 0}
}

/* Hero */
.hero{border-top:1px solid #333C63;padding:96px 0 112px}
.hero-row{display:flex;flex-wrap:wrap;gap:56px;align-items:center}
.hero-copy{flex:999 1 560px;min-width:0;display:flex;flex-direction:column;gap:28px}
.hero-copy .lead{font-size:19px;color:var(--on-dark);max-width:600px}
.hero-panel{flex:1 1 320px;min-width:0;background:var(--indigo-2);border:1px solid var(--indigo-3);border-radius:12px;padding:28px;display:flex;flex-direction:column;gap:14px}
.panel-label{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--on-dark-2);margin-bottom:4px}
.panel-step{display:flex;align-items:center;gap:14px;padding:14px 16px;background:var(--indigo);border-radius:8px;font-size:16px}
.panel-step .num{color:var(--green-light);font-size:14px}
.panel-note{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--on-dark-2);margin-top:4px}
.dot{width:10px;height:10px;border-radius:50%;background:var(--green);flex:none}

/* Grids & cards */
.grid{display:grid;gap:20px;padding:0;margin:0;list-style:none}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
@media (max-width:360px){.grid-3,.grid-4{grid-template-columns:1fr}}
.card{border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;gap:10px}
.card h3,.card h4{font-size:19px}
.card p{font-size:15px}
.card-white{background:#fff}
.card-white h3{font-size:18px}
.layer-1 .service{border:1px solid var(--mist-2)}
.layer-2 .service{background:var(--mist)}
.layer-2 .num{color:var(--green-dark)}
.layer-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 16px}
.layer-head h3{font-size:24px}
.tag{font-family:var(--mono);font-size:13px;text-transform:uppercase;background:var(--indigo);color:#fff;padding:6px 10px;border-radius:4px}
.layer-2 .tag{background:var(--green-dark)}

/* Steps */
.steps li{border-top:2px solid var(--green);padding-top:20px;display:flex;flex-direction:column;gap:10px}
.step-title{font-family:var(--mono);color:var(--green-light)}
.steps p{font-size:15px;line-height:1.6;color:var(--on-dark)}

/* Split */
.split{display:flex;flex-wrap:wrap;gap:48px 56px;align-items:center}
.split-main{flex:1 1 420px;min-width:0;display:flex;flex-direction:column;gap:16px}
.split-side{flex:1 1 420px;min-width:0}
.split-about{align-items:flex-start}
.split-about .split-main{flex:999 1 480px}
.text-link{font-weight:600;font-size:16px}
.metric{background:var(--mist);padding:24px;gap:6px;font-size:14px}
.metric-value{font-family:var(--mono);font-size:32px;font-weight:500;color:var(--indigo)}
.metric-label{font-family:var(--sans);font-weight:600;font-size:18px;color:var(--indigo)}

/* About */
.photo{flex:0 1 280px;min-width:0;width:100%}
.photo img{border-radius:12px;aspect-ratio:4/5;object-fit:cover}
.photo-ph{aspect-ratio:4/5;background:var(--mist-2);border-radius:12px;display:flex;align-items:center;justify-content:center}
.principles{list-style:none;padding:0;margin:8px 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.principles li{font-size:15px;display:flex;gap:10px;align-items:baseline}
.principles li::before{content:"";width:8px;height:8px;background:var(--green-dark);flex:none}

/* Contact form */
.light-link{color:var(--on-dark-2)}
.light-link:hover{color:#fff}
.form{flex:1 1 420px;min-width:0;background:#fff;color:var(--graphite);border-radius:12px;padding:32px;display:flex;flex-direction:column;gap:18px}
.form label{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600}
.form input,.form textarea{font:inherit;font-weight:400;font-size:16px;padding:12px 14px;border:1px solid #B9BED6;border-radius:6px;color:var(--graphite);background:#fff}
.form input:focus,.form textarea:focus{border-color:var(--blue);outline:2px solid var(--blue);outline-offset:0}
.form textarea{resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-status{font-size:15px;min-height:1px}
.form-status.ok{color:var(--green-dark);font-weight:600}
.form-status.err{color:#A12C2C;font-weight:600}

/* Footer */
.site-footer{background:var(--indigo-deep);color:var(--on-dark-2);font-size:14px}
.footer-row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-top:32px;padding-bottom:32px}

@media (max-width:600px){
  section{padding:64px 0}
  .hero{padding:56px 0 72px}
  .form{padding:22px}
  .card{padding:22px}
}