:root{
  --bg:#0b1e3a;
  --bg-2:#0f2648;
  --blue:#1e63ff;
  --blue-2:#1553d6;
  --ink:#0f172a;
  --muted:#5b6b86;
  --card:#ffffff;
  --border:#e6ecf5;
  --shadow:0 10px 30px rgba(16, 24, 40, 0.08);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--ink);
  line-height:1.6;
  background:#fff;
}

/* Containers */
.container{max-width:1100px;margin:auto;padding:0 20px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:#fff;border-bottom:1px solid var(--border);
  backdrop-filter:saturate(180%) blur(8px);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand-mark{
  width:32px;height:32px;border-radius:8px;
  display:inline-grid;place-items:center;
  background:linear-gradient(135deg,var(--blue),#7aa7ff);color:#fff;font-weight:700
}
.brand-text{font-weight:700}

.nav{display:flex;gap:20px;align-items:center}
.nav a{color:var(--ink);text-decoration:none;padding:8px 10px;border-radius:8px}
.nav a:hover{background:#f3f6fb}

.hamburger{display:none;background:none;border:none;font-size:22px;color:var(--ink)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border-radius:10px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:.2s}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 20px rgba(30,99,255,.25)}
.btn-primary:hover{background:var(--blue-2)}
.btn-outline{border-color:var(--blue);color:var(--blue);background:#fff}
.btn-outline:hover{background:#eef4ff}
.link-btn{border:none;background:none;color:var(--blue);cursor:pointer;text-decoration:underline;padding:0}

/* Hero */
.hero{
  position:relative;color:#fff;background:var(--bg);
  background-image:url('https://images.unsplash.com/photo-1526628953301-3e589a6a8b74?q=80&w=2400&auto=format&fit=crop');
  background-size:cover;background-position:center;
}
.hero-overlay{
  position:absolute;inset:0;background:linear-gradient( to right, rgba(11,30,58,.85), rgba(11,30,58,.6) )
}
.hero-grid{
  position:relative;display:grid;grid-template-columns:1.2fr .8fr;gap:30px;
  padding:80px 0
}
.hero-title{margin:0 0 10px;font-size:44px;line-height:1.1}
.hero-tagline{margin:0 0 24px;color:#d5def0}

/* Sections */
.section{padding:72px 0}
.section-alt{background:#f7faff}

/* About */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.about-image img{width:100%;height:auto;border-radius:14px;box-shadow:var(--shadow)}
.stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:22px}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px;box-shadow:var(--shadow)
}
.stat{display:flex;align-items:center;gap:14px}
.stat i{font-size:22px;color:var(--blue)}
.stat-number{font-weight:700;font-size:22px}
.stat-label{color:var(--muted);font-size:14px}

/* Carousel */
.carousel{position:relative}
.carousel-viewport{
  overflow:hidden; /* clip slides */
  position:relative;
  border-radius:14px;border:1px solid var(--border);background:#fff
}
.carousel-viewport > *{ min-width:0 }
.carousel-track{
  display:flex;gap:20px;padding:20px;margin:0;list-style:none;transition:transform .45s ease;will-change:transform
}
.carousel-slide{ flex:0 0 100%; max-width:100% }
.client-card{
  background:#fff;border:1px solid var(--border);border-radius:14px;padding:24px;box-shadow:var(--shadow)
}
.client-badge{
  width:44px;height:44px;border-radius:10px;display:grid;place-items:center;
  background:#eef4ff;color:var(--blue);font-weight:700;margin-bottom:10px
}
.carousel-control{
  position:absolute;top:50%;transform:translateY(-50%);
  background:#fff;border:1px solid var(--border);width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;color:var(--ink);cursor:pointer;box-shadow:var(--shadow)
}
.carousel-control:hover{background:#f3f6fb}
.carousel-control.prev{left:6px}
.carousel-control.next{right:6px}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.list{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.list i{color:var(--blue);margin-right:8px}
.contact-form .field{display:grid;gap:6px;margin-bottom:14px}
.contact-form input,.contact-form textarea{
  width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--border);font:inherit
}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid #dbe7ff;border-color:#bcd0ff}
.error{color:#c02b2b;min-height:16px;font-size:12px}
.btn-spinner{
  width:16px;height:16px;border-radius:50%;border:2px solid #fff;border-top-color:transparent;display:none
}
.btn.loading .btn-label{opacity:.3}
.btn.loading .btn-spinner{display:inline-block;animation:spin 1s linear infinite;margin-left:6px}
.form-feedback{min-height:18px;margin-top:10px}
@keyframes spin{to{transform:rotate(360deg)}}

/* Honeypot — invisible but present in DOM */
.hp-field{
  position:absolute !important;
  left:-9999px !important;
  height:0 !important;
  width:0 !important;
  opacity:0 !important;
  pointer-events:none !important;
}

/* Uploader */
.uploader{text-align:center}
.uploader-icon{font-size:36px;color:var(--blue);margin-bottom:8px}
.uploader-title{margin:0 0 6px}
.uploader-sub{margin:0 0 8px;color:var(--muted)}
.uploader-hint{margin:0 0 16px;color:var(--muted);font-size:13px}
.uploader{
  border:2px dashed #cfe0ff;padding:22px;border-radius:14px;background:#fff;transition:.2s
}
.uploader.drag{background:#f0f6ff;border-color:var(--blue)}
.file-preview{margin:10px 0 12px;color:var(--ink);font-size:14px}

/* Footer */
.site-footer{border-top:1px solid var(--border);padding:24px 0;background:#fff}
.footer-grid{display:flex;align-items:center;justify-content:space-between;gap:12px}
.back-to-top{text-decoration:none;color:var(--blue)}
.back-to-top:hover{text-decoration:underline}

/* Responsive */
@media (max-width: 960px){
  .hero-grid{grid-template-columns:1fr;padding:64px 0}
  .about-grid,.contact-grid{grid-template-columns:1fr}
}
@media (max-width: 800px){
  .nav{position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);display:none;flex-direction:column;padding:10px}
  .nav.open{display:flex}
  .hamburger{display:block}
}