:root{
  --bg:#07131f; --bg-2:#0b1b2b; --card:#0f2336; --line:#1c3550;
  --text:#e8f0f7; --muted:#9ab0c4; --teal:#19d3c5; --teal-d:#0fa89c; --amber:#ffb020;
  --radius:16px; --max:1180px;
  --font-h:"Space Grotesk",system-ui,sans-serif; --font-b:"Inter",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-b);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
a{color:var(--teal);text-decoration:none}
a:hover{color:#5ff0e4}
h1,h2,h3,h4{font-family:var(--font-h);line-height:1.15;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5.2vw,3.9rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:1.25rem}
p{color:var(--muted)}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:96px 0}
.section.alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{display:inline-block;font-family:var(--font-h);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--teal);margin-bottom:14px}
.lead{font-size:1.15rem;max-width:680px}
.center{text-align:center}.center .lead{margin:0 auto}
.section-head{margin-bottom:48px}
.section-head h2{margin-bottom:14px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(7,19,31,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-family:var(--font-h);font-weight:700;font-size:1.3rem}
.brand img{width:36px;height:36px}
.brand span b{color:var(--teal);font-weight:700}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none}
.nav-links a{color:var(--muted);padding:8px 14px;border-radius:10px;font-weight:500;font-size:.95rem}
.nav-links a:hover,.nav-links a.active{color:var(--text);background:var(--card)}
.lang-switch{display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;margin-left:10px}
.lang-switch button{background:none;border:0;color:var(--muted);padding:7px 11px;font:600 .8rem var(--font-h);cursor:pointer}
.lang-switch button.on{background:var(--teal);color:#04201d}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:var(--text);border-radius:10px;width:42px;height:42px;font-size:1.3rem;cursor:pointer}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:12px;font-weight:600;font-family:var(--font-h);transition:.2s;border:1px solid transparent}
.btn-primary{background:var(--teal);color:#04201d}
.btn-primary:hover{background:#4be7db;color:#04201d;transform:translateY(-1px)}
.btn-ghost{border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--teal);color:var(--text)}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}

/* Hero */
.hero{position:relative;padding:110px 0 100px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(700px 400px at 80% 10%,rgba(25,211,197,.18),transparent 60%),
  radial-gradient(500px 300px at 10% 90%,rgba(255,176,32,.10),transparent 60%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;position:relative}
.hero h1 .hl{color:var(--teal)}
.hero .lead{margin-top:22px}
.hero-visual{position:relative;width:100%;max-width:440px;margin-left:auto}
.hero-visual svg,.hero-visual img{width:100%;height:auto}
.page-hero{padding:90px 0 60px;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 85% 0%,rgba(25,211,197,.15),transparent 60%)}
.page-hero .container{position:relative}
.page-hero .lead{margin-top:18px}

/* Grids & cards */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.25s}
.card:hover{border-color:rgba(25,211,197,.5);transform:translateY(-3px)}
.card h3{margin:16px 0 10px}
.icon{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:rgba(25,211,197,.12);color:var(--teal)}
.icon svg{width:26px;height:26px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{font-size:.78rem;padding:4px 10px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.checklist{list-style:none;margin-top:22px;display:grid;gap:12px}
.checklist li{display:flex;gap:12px;color:var(--muted)}
.checklist li::before{content:"";flex:0 0 20px;height:20px;margin-top:3px;border-radius:50%;background:rgba(25,211,197,.15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2319d3c5' stroke-width='3'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat}

/* Project feature */
.project-card{display:grid;grid-template-columns:1fr 1fr;gap:0;padding:0;overflow:hidden}
.project-card .pc-body{padding:40px}
.project-card .pc-visual{background:linear-gradient(135deg,#0d2a3f,#0a1c2c);display:grid;place-items:center;padding:30px;border-left:1px solid var(--line)}
.badge{display:inline-flex;align-items:center;gap:7px;font-size:.78rem;font-weight:600;padding:5px 12px;border-radius:999px;background:rgba(255,176,32,.12);color:var(--amber)}
.badge.live{background:rgba(25,211,197,.12);color:var(--teal)}
.badge.live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(25,211,197,.2)}

/* Steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{position:relative;padding-top:56px}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:0;font:700 2.2rem var(--font-h);color:var(--teal);opacity:.85}
.step h3{margin-bottom:8px}

/* Stat band */
.band{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center}
.band .num{font:700 2.4rem var(--font-h);color:var(--text)}
.band .num em{font-style:normal;color:var(--teal)}

/* CTA */
.cta{background:linear-gradient(135deg,#0f3a4a,#0b2236);border:1px solid rgba(25,211,197,.3);border-radius:24px;padding:56px;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta h2{max-width:620px}

/* Contact */
.form{display:grid;gap:16px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{display:block;font-size:.88rem;color:var(--muted);margin-bottom:6px;font-weight:500}
.form input,.form select,.form textarea{width:100%;background:var(--bg);border:1px solid var(--line);color:var(--text);border-radius:12px;padding:13px 14px;font:inherit}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--teal)}
.form textarea{min-height:150px;resize:vertical}
.info-list{list-style:none;display:grid;gap:18px;margin-top:24px}
.info-list li{display:flex;gap:14px;align-items:flex-start}
.info-list strong{display:block;color:var(--text);font-family:var(--font-h)}
.note{font-size:.85rem;color:var(--muted)}

/* Footer */
.site-footer{border-top:1px solid var(--line);padding:56px 0 28px;margin-top:0;background:var(--bg-2)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer-grid h4{font-size:.95rem;margin-bottom:14px}
.footer-grid ul{list-style:none;display:grid;gap:8px}
.footer-grid ul a{color:var(--muted);font-size:.93rem}
.footer-grid ul a:hover{color:var(--teal)}
.footer-bottom{margin-top:40px;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.85rem;color:var(--muted)}

/* Reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* Responsive */
@media (max-width:980px){
  .hero-grid,.split,.project-card{grid-template-columns:1fr}
  .hero-visual{margin:0 auto;max-width:340px}
  .project-card .pc-visual{border-left:0;border-top:1px solid var(--line)}
  .g3,.g4,.steps,.band{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .menu-btn{display:block}
  .nav-links{position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--bg-2);border-bottom:1px solid var(--line);padding:12px 16px 18px;display:none}
  .nav-links.open{display:flex}
  .lang-switch{margin:10px 0 0;align-self:flex-start}
}
@media (max-width:600px){
  .section{padding:68px 0}
  .container{padding:0 16px}
  .g2,.g3,.g4,.steps,.band,.form .row,.footer-grid{grid-template-columns:1fr}
  .cta{padding:34px 24px}
  .project-card .pc-body{padding:26px}
}