/* VoltGuard · Energy Security */
@font-face{font-family:"Inter";font-style:normal;font-display:swap;font-weight:100 900;src:url("../fonts/inter-latin-ext-wght-normal.woff2") format("woff2");unicode-range:U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Inter";font-style:normal;font-display:swap;font-weight:100 900;src:url("../fonts/inter-latin-wght-normal.woff2") format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --navy-950:#081A2C;
  --navy-900:#0B2238;
  --navy:#0E2A47;
  --navy-700:#16395C;
  --teal:#127E8E;
  --green:#1FAA70;
  --green-300:#5FD3A0;
  --ink:#0E2A47;
  --text:#3B4B5C;
  --muted:#6B7A8A;
  --line:#E3E9EF;
  --bg:#FFFFFF;
  --bg-soft:#F4F7FA;
  --on-dark:#E8EEF4;
  --on-dark-muted:#9DB0C3;
  --grad:linear-gradient(120deg,var(--green) 0%,var(--teal) 55%,#14527A 100%);
  --radius:14px;
  --radius-lg:22px;
  --max:1160px;
  --shadow:0 1px 2px rgba(14,42,71,.06),0 8px 24px rgba(14,42,71,.07);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;font-size:17px;line-height:1.6;color:var(--text);background:var(--bg);font-feature-settings:"cv11","ss01";-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--teal);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--green)}
h1,h2,h3,h4{color:var(--ink);line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em;font-weight:700}
h1{font-size:clamp(2.2rem,5.2vw,3.9rem);letter-spacing:-.035em}
h2{font-size:clamp(1.75rem,3.4vw,2.6rem)}
h3{font-size:1.25rem;letter-spacing:-.01em}
p{margin:0 0 1em}
:focus-visible{outline:3px solid var(--green);outline-offset:3px;border-radius:4px}

.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.section{padding:clamp(72px,10vw,120px) 0}
.section--soft{background:var(--bg-soft)}
.section--dark{background:var(--navy);color:var(--on-dark)}
.section--dark h2,.section--dark h3{color:#fff}

.skip{position:absolute;left:-999px;top:8px;background:#fff;color:var(--ink);padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}

.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--green);margin-bottom:18px}
.eyebrow::before{content:"";width:28px;height:3px;border-radius:2px;background:var(--green)}
.lead{font-size:clamp(1.05rem,1.6vw,1.22rem);color:var(--text);max-width:62ch}
.section--dark .lead,.hero .lead{color:var(--on-dark-muted)}
.section-head{max-width:760px;margin-bottom:56px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 24px;border-radius:999px;font-weight:600;font-size:1rem;text-decoration:none;border:1.5px solid transparent;transition:transform .15s ease,background .15s ease,border-color .15s ease,color .15s ease;cursor:pointer;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--green);color:#fff}
.btn--primary:hover{background:#1A9663;color:#fff}
.btn--ghost{border-color:rgba(255,255,255,.28);color:#fff}
.btn--ghost:hover{border-color:#fff;color:#fff}
.btn--sm{padding:9px 18px;font-size:.92rem}
.btn svg{width:18px;height:18px}

/* Header */
.topbar{height:4px;background:var(--grad)}
.header{position:sticky;top:0;z-index:50;background:rgba(11,34,56,.86);backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff}
.brand img{width:34px;height:auto}
.brand__name{font-weight:700;font-size:1.28rem;letter-spacing:-.02em;line-height:1}
.brand__name span{color:var(--green)}
.brand__tag{display:block;font-size:.58rem;letter-spacing:.34em;color:var(--on-dark-muted);font-weight:500;margin-top:4px}
.nav{display:flex;align-items:center;gap:28px}
.nav a{color:var(--on-dark);text-decoration:none;font-size:.95rem;font-weight:500;opacity:.85}
.nav a:hover{opacity:1;color:#fff}
.nav .lang{font-size:.8rem;font-weight:600;letter-spacing:.08em;border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:4px 10px;opacity:1}
.nav-toggle{display:none;background:none;border:0;color:#fff;padding:8px;cursor:pointer}
.nav-toggle svg{width:26px;height:26px}

/* Hero */
.hero{position:relative;background:var(--navy-900);color:var(--on-dark);overflow:hidden;padding:clamp(80px,12vw,150px) 0 clamp(72px,9vw,110px)}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(60% 70% at 85% 10%,rgba(18,126,142,.35),transparent 70%),
  radial-gradient(45% 55% at 100% 90%,rgba(31,170,112,.22),transparent 70%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(180deg,#000 0%,transparent 85%);-webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 85%);pointer-events:none}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center}
.hero h1{color:#fff;max-width:15ch}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--green-300),#3FC1C9);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{margin:24px 0 36px}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px}
.hero__visual{justify-self:end;width:100%;max-width:380px}
.hero__visual svg{width:100%;height:auto;filter:drop-shadow(0 30px 60px rgba(18,126,142,.35))}
.pulse{transform-origin:center;animation:pulse 3.2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.25}50%{opacity:.7}}

/* Stats */
.stats{position:relative;z-index:2;margin-top:-1px;background:var(--navy-900);padding-bottom:72px}
.stats__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.stat{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:24px 26px;position:relative;overflow:hidden}
.stat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad)}
.stat__num{font-size:clamp(1.7rem,3vw,2.3rem);font-weight:700;color:#fff;letter-spacing:-.03em;line-height:1.1}
.stat__label{color:var(--on-dark-muted);font-size:.95rem;margin-top:6px}

/* Obligation */
.obligation{display:grid;grid-template-columns:auto 1fr;gap:32px;align-items:start;background:#fff;border:1px solid var(--line);border-left:4px solid var(--green);border-radius:var(--radius);padding:36px 40px;box-shadow:var(--shadow)}
.obligation__icon{width:56px;height:56px;border-radius:14px;background:rgba(31,170,112,.1);display:grid;place-items:center;color:var(--green)}
.obligation__icon svg{width:28px;height:28px}
.obligation h3{font-size:1.5rem}
.obligation p{margin:0;max-width:72ch}
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;margin-bottom:56px}
.intro-grid p{font-size:1.08rem}

/* Architecture */
.arch{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 30px 60px rgba(8,26,44,.25)}
.arch__col{padding:36px 36px 40px;color:var(--on-dark)}
.arch__col--soft{background:var(--navy-700)}
.arch__col--tech{background:var(--teal)}
.arch__col h3{color:#fff;display:flex;align-items:center;gap:12px;margin-bottom:6px}
.arch__col .sub{color:rgba(255,255,255,.7);font-size:.95rem;margin-bottom:22px}
.arch__tag{font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;font-weight:600;padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.12);color:#fff}
.ticks{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.ticks li{position:relative;padding-left:28px}
.ticks li::before{content:"";position:absolute;left:0;top:.5em;width:14px;height:8px;border-left:2px solid var(--green-300);border-bottom:2px solid var(--green-300);transform:rotate(-45deg) translateY(-3px)}
.arch__engine{grid-column:1/-1;background:var(--grad);color:#fff;padding:26px 36px;display:flex;align-items:center;gap:20px}
.arch__engine svg{flex:0 0 40px;width:40px;height:40px}
.arch__engine strong{display:block;font-size:1.15rem}
.arch__engine span{opacity:.9;font-size:.95rem}

.chain{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:36px}
.chain__label{font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;font-weight:600;color:var(--on-dark-muted);margin-right:8px;width:100%;margin-bottom:6px}
.chain__item{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);color:#fff;font-weight:600;font-size:.92rem;padding:8px 16px;border-radius:999px}
.chain__arrow{color:var(--green-300)}
.callout{margin-top:36px;padding-left:18px;border-left:3px solid var(--green);color:#fff;font-weight:600;font-size:1.1rem}

/* Services detail */
.service{display:grid;grid-template-columns:320px 1fr;gap:56px;padding:56px 0;border-top:1px solid var(--line)}
.service:first-of-type{border-top:0;padding-top:0}
.service__head .num{font-size:.8rem;font-weight:700;letter-spacing:.2em;color:var(--teal)}
.service__icon{width:60px;height:60px;border-radius:16px;display:grid;place-items:center;margin:14px 0 18px;color:#fff}
.service__icon svg{width:30px;height:30px}
.service__icon--soft{background:var(--navy)}
.service__icon--tech{background:var(--teal)}
.service__icon--ai{background:var(--grad)}
.service__head h3{font-size:1.7rem;margin-bottom:6px}
.service__head .sub{color:var(--muted);font-size:.98rem}
.service__body > p{font-size:1.06rem;max-width:68ch}
.service__cols{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:28px 0}
.panel{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px}
.panel h4{font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;color:var(--teal);margin-bottom:14px;font-weight:700}
.panel ul{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.panel li{position:relative;padding-left:20px;font-size:.98rem;line-height:1.5}
.panel li::before{content:"";position:absolute;left:0;top:.6em;width:7px;height:7px;border-radius:50%;background:var(--green)}
.panel--accent{background:#fff;border-color:rgba(31,170,112,.35)}
.quote{font-weight:600;color:var(--ink);padding:14px 0 0 18px;border-left:3px solid var(--green);margin:0}

/* Audience */
.audience{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:8px}
.aud{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease}
.aud:hover{transform:translateY(-3px);border-color:rgba(31,170,112,.5)}
.aud svg{width:36px;height:36px;color:var(--teal);margin-bottom:16px}
.aud h3{font-size:1.12rem;margin-bottom:6px}
.aud p{font-size:.94rem;color:var(--muted);margin:0}
.audience-note{margin-top:32px;font-size:1.06rem;color:var(--ink);font-weight:500}

/* Why */
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.why__item{padding:32px 30px;border-radius:var(--radius);background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09)}
.why__n{font-size:.8rem;font-weight:700;letter-spacing:.2em;color:var(--green-300);margin-bottom:14px}
.why__item h3{font-size:1.2rem}
.why__item p{color:var(--on-dark-muted);margin:0;font-size:.98rem}

/* Team */
.team{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.person{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:36px 28px 30px;text-align:center;box-shadow:var(--shadow)}
.person img{width:132px;height:132px;border-radius:50%;object-fit:cover;margin:0 auto 20px;box-shadow:0 0 0 4px #fff,0 0 0 6px rgba(18,126,142,.25)}
.person h3{margin-bottom:2px}
.person .role{color:var(--teal);font-weight:600;font-size:.95rem}
.person .org{color:var(--muted);font-size:.88rem;margin:4px 0 14px}
.person p{font-size:.95rem;margin-bottom:16px}
.person a{display:inline-flex;align-items:center;gap:6px;font-size:.9rem;font-weight:500;text-decoration:none}
.person a svg{width:16px;height:16px}
.partners{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:clamp(28px,6vw,72px);margin-top:56px;padding-top:40px;border-top:1px solid var(--line)}
.partners__label{width:100%;text-align:center;font-size:.75rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:-8px}
.partners img{height:44px;width:auto;object-fit:contain;filter:grayscale(1);opacity:.8;transition:filter .2s,opacity .2s}
.partners img:hover{filter:none;opacity:1}
.partners .argovolt{height:56px;border-radius:8px}

/* CTA */
.cta{background:var(--navy-900);position:relative;overflow:hidden;border-radius:var(--radius-lg);padding:clamp(40px,6vw,72px);color:var(--on-dark);display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(70% 90% at 100% 0%,rgba(31,170,112,.28),transparent 65%);pointer-events:none}
.cta > *{position:relative}
.cta h2{color:#fff}
.cta h2 span{color:var(--green-300)}
.cta p{color:var(--on-dark-muted)}
.cta__list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:8px}
.cta__list li{position:relative;padding-left:28px;color:var(--on-dark)}
.cta__list li::before{content:"";position:absolute;left:2px;top:.45em;width:12px;height:7px;border-left:2px solid var(--green-300);border-bottom:2px solid var(--green-300);transform:rotate(-45deg)}
.contact-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:28px}
.contact-card .btn{width:100%;margin-bottom:18px}
.contact-row{display:flex;align-items:center;gap:12px;color:var(--on-dark);text-decoration:none;padding:10px 0;border-top:1px solid rgba(255,255,255,.08);font-size:.98rem}
.contact-row:hover{color:#fff}
.contact-row svg{width:18px;height:18px;color:var(--green-300);flex:0 0 18px}

/* Footer */
.footer{background:var(--navy-950);color:var(--on-dark-muted);padding:56px 0 36px;font-size:.92rem}
.footer__top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:32px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.07)}
.footer p{margin:14px 0 0;max-width:42ch}
.footer nav{display:flex;flex-wrap:wrap;gap:12px 28px;align-items:flex-start}
.footer a{color:var(--on-dark);text-decoration:none}
.footer a:hover{color:#fff}
.footer__bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-top:24px;font-size:.84rem}

/* Reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}

/* Responsive */
@media (max-width:1000px){
  .hero .wrap{grid-template-columns:1fr}
  .hero__visual{display:none}
  .service{grid-template-columns:1fr;gap:24px}
  .audience{grid-template-columns:repeat(2,1fr)}
  .cta{grid-template-columns:1fr}
  .intro-grid{grid-template-columns:1fr;gap:16px}
}
@media (max-width:820px){
  .nav-toggle{display:block}
  .nav{position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--navy-900);border-bottom:1px solid rgba(255,255,255,.08);padding:8px 24px 20px;display:none}
  .nav.is-open{display:flex}
  .nav a{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.06)}
  .nav .lang{align-self:flex-start;margin-top:12px;border-bottom:1px solid rgba(255,255,255,.22)}
  .nav .btn{margin-top:14px}
  .stats__grid,.why,.team{grid-template-columns:1fr}
  .arch{grid-template-columns:1fr}
  .arch__engine{grid-column:auto}
  .service__cols{grid-template-columns:1fr}
  .obligation{grid-template-columns:1fr;padding:28px 24px;gap:16px}
}
@media (max-width:520px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .audience{grid-template-columns:1fr}
  .arch__col,.arch__engine{padding:28px 22px}
  .hero__cta .btn{width:100%}
}

/* 404 */
.hero--404{min-height:100vh}
.hero .wrap--single{grid-template-columns:1fr}
.eyebrow--spaced{margin-top:56px}

/* Fixes */
section[id],article[id]{scroll-margin-top:84px}
.nav .btn{opacity:1;color:#fff}

/* Language switch */
.lang-switch{display:inline-flex;padding:3px;border:1px solid rgba(255,255,255,.22);border-radius:999px;gap:2px}
.nav .lang-switch a{opacity:1;font-size:.78rem;font-weight:600;letter-spacing:.08em;padding:5px 11px;border-radius:999px;color:var(--on-dark-muted);border:0;line-height:1}
.nav .lang-switch a:hover{color:#fff}
.nav .lang-switch a[aria-current="true"]{background:#fff;color:var(--navy)}
@media (max-width:820px){
  .nav .lang-switch{align-self:flex-start;margin-top:14px}
  .nav .lang-switch a{padding:8px 14px;border-bottom:0}
}