:root{
  --bg:#0b1220; --bg-soft:#111a2e; --card:#121d33; --text:#e8eefc; --muted:#9db0d3;
  --brand:#3b82f6; --brand2:#22d3ee; --line:#24324f; --ok:#86efac; --err:#fda4af;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Inter,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(1120px,92%);margin-inline:auto}

/* NAV */
.nav{position:sticky;top:0;z-index:100;background:rgba(11,18,32,.45);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:all .25s ease}
.nav.scrolled{background:rgba(255,255,255,.94);border-bottom:1px solid #d8e2f4}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0;gap:14px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.2px}
.logo-wrap{position:relative;width:155px;height:50px}
.logo-img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;transition:opacity .35s ease, transform .35s ease}
.logo-white{opacity:1;transform:translateY(0)}
.logo-dark{opacity:0;transform:translateY(4px)}
.nav.scrolled .logo-white{opacity:0;transform:translateY(-4px)}
.nav.scrolled .logo-dark{opacity:1;transform:translateY(0)}
.brand-text{color:#fff;transition:color .25s}
.nav.scrolled .brand-text{color:#0f172a}
.menu{display:flex;gap:18px;color:#c8d4ee;font-size:.96rem}
.menu a{transition:color .2s}
.menu a:hover{color:#fff}
.nav.scrolled .menu{color:#1f2937}
.nav.scrolled .menu a:hover{color:#000}

.btn{display:inline-block;padding:11px 16px;border-radius:12px;font-weight:700;transition:.2s}
.btn-primary{background:linear-gradient(90deg,var(--brand),var(--brand2));color:#fff}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(34,211,238,.28)}
.btn-secondary{border:1px solid #35507f;color:#d3e0fa}
.btn-secondary:hover{border-color:#5f84c4}

/* HERO */
.hero{padding:88px 0 58px;background:radial-gradient(60% 70% at 85% 10%, rgba(34,211,238,.16), transparent),radial-gradient(45% 55% at 0% 30%, rgba(59,130,246,.2), transparent)}
.kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid #2e4269;border-radius:999px;color:#bfd0f1;font-size:.85rem}
h1{font-size:clamp(2rem,4vw,3.4rem);line-height:1.08;margin:16px 0 12px;max-width:14ch}
.lead{color:var(--muted);max-width:70ch}
.hero-cta{margin-top:24px;display:flex;gap:12px;flex-wrap:wrap}
.grid{display:grid;gap:16px}
.stats{grid-template-columns:repeat(3,1fr);margin-top:34px}
.stat{background:linear-gradient(180deg,#101a2f,#0f1729);border:1px solid var(--line);border-radius:14px;padding:18px}
.stat strong{font-size:1.55rem}

/* Sections */
.section{padding:66px 0}
.section h2{font-size:clamp(1.6rem,3vw,2.2rem);margin:0 0 10px}
.section .lead{margin:0 0 24px}
.cards{grid-template-columns:repeat(3,1fr)}
.card,.step{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.card p,.step p{color:var(--muted)}
.badges{display:flex;flex-wrap:wrap;gap:10px}
.badge{padding:8px 12px;border:1px solid #345086;border-radius:999px;color:#c5d5f2;font-size:.86rem;background:#0f1a31}
.process{grid-template-columns:repeat(4,1fr)}
.num{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#1b2b4d;color:#cfe0ff;font-size:.82rem;margin-bottom:8px}
.clients{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.logo-box{background:#0f1a2e;border:1px solid var(--line);border-radius:12px;height:82px;padding:14px;display:flex;align-items:center;justify-content:center}
.logo-box img{max-height:44px;filter:grayscale(100%);opacity:.94}
.cta{padding:34px;border-radius:18px;border:1px solid #2d426d;background:linear-gradient(120deg, rgba(59,130,246,.22), rgba(34,211,238,.16))}

/* Form */
.lead-form{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.full{grid-column:1/-1}
.input{width:100%;padding:12px 13px;border-radius:10px;border:1px solid #35507f;background:#0d1730;color:var(--text)}
.input::placeholder{color:#9ab0d6}
.input:focus{outline:2px solid rgba(59,130,246,.5);border-color:#4a6fb0}
.small{font-size:.84rem;color:#c3d2ef}
.success,.error{display:none;margin-top:8px}
.success{color:var(--ok)} .error{color:var(--err)}
footer{padding:30px 0;border-top:1px solid var(--line);color:var(--muted)}
.contact-list{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}

/* reveal */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease, transform .5s ease}
.reveal.show{opacity:1;transform:none}

@media (max-width:960px){.cards{grid-template-columns:1fr 1fr}.process{grid-template-columns:1fr 1fr}.clients{grid-template-columns:repeat(3,1fr)}}
@media (max-width:720px){.menu{display:none}.stats,.cards,.process{grid-template-columns:1fr}.lead-form{grid-template-columns:1fr}.clients{grid-template-columns:repeat(2,1fr)}.hero{padding-top:62px}.logo-wrap{width:138px}}


/* New gradient wordmark */
.wordmark{
  font-size:1.35rem;font-weight:900;letter-spacing:.2px;line-height:1;
  background:linear-gradient(90deg,#60a5fa 0%, #22d3ee 45%, #34d399 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 18px rgba(34,211,238,.18);
}
.nav.scrolled .wordmark{
  text-shadow:none;
}
.logo-wrap{display:none;} /* disable old image logos */

.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.case{
  background:linear-gradient(180deg,#13233f,#11203a);
  border:1px solid #35507f;border-radius:14px;padding:16px
}
.case h3{margin:0 0 6px;font-size:1.03rem}
.case p{margin:0;color:#c7d6f2;font-size:.95rem}
.case .result{display:inline-block;margin-top:9px;padding:6px 10px;border-radius:999px;background:#1b335b;color:#d8e8ff;font-size:.82rem;border:1px solid #456aa1}

@media (max-width:960px){.case-grid{grid-template-columns:1fr 1fr}}
@media (max-width:720px){.case-grid{grid-template-columns:1fr}}


/* Ultra premium polish */
.card,.step,.case,.stat,.cta{box-shadow:0 10px 30px rgba(2,8,23,.22)}
.case{
  position:relative;
  background:linear-gradient(180deg,rgba(20,36,64,.92),rgba(15,29,52,.9));
  backdrop-filter: blur(6px);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.case:hover{transform:translateY(-4px);border-color:#5d84c8;box-shadow:0 16px 40px rgba(8,15,33,.38)}
.case .more{
  margin-top:12px;padding:8px 12px;border-radius:10px;border:1px solid #5b7fbd;background:#17305a;color:#e6f0ff;
  font-weight:700;font-size:.85rem;cursor:pointer;
}
.case .more:hover{background:#1c3b70}
.wordmark{filter:drop-shadow(0 2px 10px rgba(34,211,238,.16))}

/* Modal */
.modal{position:fixed;inset:0;background:rgba(2,8,23,.64);display:none;align-items:center;justify-content:center;z-index:200;padding:18px}
.modal.open{display:flex}
.modal-card{
  width:min(760px,96%);background:#0f1b33;border:1px solid #3c568a;border-radius:16px;padding:22px;
  box-shadow:0 25px 70px rgba(0,0,0,.45)
}
.modal-card h3{margin:0 0 10px}
.modal-card p{color:#c7d6f2}
.modal-close{float:right;background:transparent;border:1px solid #4e6ea8;color:#d6e6ff;border-radius:8px;padding:6px 10px;cursor:pointer}
.modal-list{margin:12px 0 0;padding-left:18px;color:#b8cbed}

.case h3{font-size:1.08rem;margin-bottom:8px;color:#eef4ff}
.case p{line-height:1.58}
.case p strong{color:#ffffff}
.case .result{margin-top:10px;background:#204274;border-color:#5f86c6}

.lang-switch{display:flex;gap:6px;align-items:center}
.lang-switch a{padding:6px 8px;border-radius:8px;border:1px solid #3a5485;color:#c7d6f2;font-size:.78rem;font-weight:700;letter-spacing:.3px}
.lang-switch a:hover{border-color:#76a0ea;color:#fff}
.lang-switch a.active{background:#1e3a6a;border-color:#6b93d6;color:#fff}
.nav.scrolled .lang-switch a{color:#1f2937;border-color:#c2d1ee}
.nav.scrolled .lang-switch a.active{background:#dbe8ff;border-color:#aac3ef;color:#0f172a}
@media(max-width:720px){.lang-switch{display:none}}

/* Customer logo slider */
.client-logo-slider-section{padding-top:12px;padding-bottom:34px}
.client-logo-meta{margin:0 0 10px;color:#9db0d3;font-size:.88rem}
.client-logo-slider{
  border:1px solid #2d426d;
  border-radius:14px;
  background:linear-gradient(180deg,#101b30,#0f1a2c);
  overflow-x:auto;
  overflow-y:hidden;
  position:relative;
  scrollbar-width:thin;
}
.client-logo-slider::before,
.client-logo-slider::after{
  content:'';
  position:absolute;
  top:0;
  width:84px;
  height:100%;
  z-index:2;
  pointer-events:none;
}
.client-logo-slider::before{left:0;background:linear-gradient(90deg,#0f1a2c 0%,rgba(15,26,44,0) 100%)}
.client-logo-slider::after{right:0;background:linear-gradient(270deg,#0f1a2c 0%,rgba(15,26,44,0) 100%)}

.client-logo-track{
  display:flex;
  align-items:center;
  gap:14px;
  width:max-content;
  padding:12px;
  animation:clientLogoScroll 28s linear infinite;
}
.client-logo-slider:hover .client-logo-track{animation-play-state:paused}

.client-logo-item{
  flex:0 0 auto;
  width:170px;
  height:72px;
  border:1px solid #35507f;
  border-radius:10px;
  background:#12213b;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:10px;
}
.client-logo-item img{
  max-width:100%;
  max-height:44px;
  width:auto;
  height:auto;
  object-fit:contain;
  filter:grayscale(100%);
  opacity:.95;
}

@keyframes clientLogoScroll{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}

@media (max-width:720px){
  .client-logo-item{width:140px;height:64px}
  .client-logo-item img{max-height:38px}
  .client-logo-slider::before,.client-logo-slider::after{width:40px}
}

@media (prefers-reduced-motion: reduce){
  .client-logo-track{animation:none;flex-wrap:wrap;width:100%;justify-content:center}
  .client-logo-item.duplicate{display:none}
  .client-logo-slider{overflow:visible}
  .client-logo-slider::before,.client-logo-slider::after{display:none}
}