:root {
  --blue: #13a9dc;
  --blue-dark: #0788b5;
  --ink: #07151d;
  --muted: #5c6d75;
  --line: #dce9ee;
  --surface: #f5fafc;
  --white: #fff;
  --radius: 22px;
  --shadow: 0 20px 60px rgba(7, 21, 29, .10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.65;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.container { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }

.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(7, 21, 29, .94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav-wrap { min-height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand img { width: 235px; height: auto; }
.main-nav { display: flex; align-items: center; gap: 28px; color: #eaf7fb; font-size: 14px; font-weight: 600; }
.main-nav a { text-decoration: none; opacity: .88; transition: .2s ease; }
.main-nav a:hover { opacity: 1; color: #55c8ec; }
.main-nav .nav-cta { background: var(--blue); padding: 11px 17px; border-radius: 999px; color: #fff; opacity: 1; }
.menu-toggle { display: none; border: 0; background: transparent; padding: 8px; }
.menu-toggle span { display: block; width: 25px; height: 2px; background: #fff; margin: 5px 0; }

.hero {
  position: relative; overflow: hidden; background: var(--ink); color: #fff;
  padding: 92px 0 100px;
}
.hero-glow {
  position: absolute; width: 650px; height: 650px; border-radius: 50%;
  background: radial-gradient(circle, rgba(19,169,220,.24), transparent 66%);
  right: -160px; top: -220px; pointer-events: none;
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.08fr .92fr; gap: 70px; align-items: center; }
.eyebrow { margin: 0 0 15px; color: var(--blue); font-size: 12px; font-weight: 800; letter-spacing: .16em; }
.hero h1 { margin: 0; font-size: clamp(44px, 6vw, 78px); line-height: .98; letter-spacing: -.045em; }
.hero h1 span, h2 span { color: var(--blue); }
.hero-text { max-width: 650px; margin: 28px 0 30px; color: #b8cbd2; font-size: 18px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 50px;
  padding: 0 22px; border-radius: 999px; font-weight: 700; text-decoration: none;
  border: 1px solid transparent; cursor: pointer; font: inherit; transition: transform .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #fff; background: var(--blue); }
.btn-primary:hover { background: var(--blue-dark); }
.btn-secondary { color: #fff; border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05); }
.btn-secondary:hover { background: rgba(255,255,255,.10); }
.trust-row { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 28px; color: #a9bec6; font-size: 13px; }

.hero-card {
  min-height: 430px; position: relative; display: grid; place-items: center;
  border: 1px solid rgba(255,255,255,.12); border-radius: 32px;
  background: linear-gradient(145deg, rgba(255,255,255,.09), rgba(255,255,255,.02));
  overflow: hidden; box-shadow: var(--shadow);
}
.glass-panel {
  width: 72%; padding: 42px 36px; border: 1px solid rgba(255,255,255,.2);
  border-radius: 28px; background: linear-gradient(145deg, rgba(255,255,255,.17), rgba(255,255,255,.04));
  backdrop-filter: blur(14px); box-shadow: 0 30px 80px rgba(0,0,0,.25);
}
.glass-kicker { color: #69d5f5; font-size: 12px; font-weight: 800; letter-spacing: .18em; }
.glass-panel strong { display: block; margin: 14px 0; font-size: 44px; line-height: .98; letter-spacing: -.04em; }
.glass-panel p { margin: 0; color: #b9cdd4; }
.water-drop { position: absolute; border-radius: 50% 50% 52% 48%; background: rgba(19,169,220,.22); border: 1px solid rgba(91,213,245,.45); filter: blur(.2px); }
.drop-1 { width: 95px; height: 125px; top: 35px; left: 35px; transform: rotate(10deg); }
.drop-2 { width: 62px; height: 82px; bottom: 35px; right: 45px; transform: rotate(-12deg); }

.section { padding: 105px 0; }
.section-heading { max-width: 700px; margin-bottom: 48px; }
.section-heading h2, .split h2, .contact-section h2 { margin: 0; font-size: clamp(34px, 4vw, 55px); line-height: 1.05; letter-spacing: -.04em; }
.section-heading > p:last-child { margin: 18px 0 0; color: var(--muted); max-width: 650px; }

.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.service-card { padding: 30px 25px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; transition: transform .2s ease, box-shadow .2s ease; }
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.service-icon { width: 42px; height: 42px; display: grid; place-items: center; margin-bottom: 34px; border-radius: 12px; background: #e8f8fd; color: var(--blue-dark); font-size: 12px; font-weight: 800; }
.service-card h3 { margin: 0 0 9px; font-size: 19px; }
.service-card p { margin: 0; color: var(--muted); font-size: 14px; }

.section-dark { background: var(--ink); color: #fff; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-copy { color: #b9cbd2; font-size: 17px; }
.about-copy p { margin: 0 0 18px; }
.text-link { display: inline-flex; gap: 10px; color: #fff; text-decoration: none; font-weight: 700; margin-top: 12px; }
.text-link span { color: var(--blue); transition: transform .2s; }
.text-link:hover span { transform: translateX(4px); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step { padding: 28px; border-radius: var(--radius); background: var(--surface); }
.step > span { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; background: var(--blue); color: #fff; font-weight: 800; }
.step h3 { margin: 24px 0 8px; }
.step p { margin: 0; color: var(--muted); }

.contact-section { background: var(--surface); }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; align-items: start; }
.contact-intro { color: var(--muted); font-size: 17px; max-width: 540px; margin: 24px 0; }
.contact-details { display: grid; gap: 12px; margin-top: 30px; }
.contact-details a { display: flex; gap: 14px; align-items: center; text-decoration: none; }
.detail-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; background: #dff5fc; color: var(--blue-dark); font-weight: 800; }
.contact-details small { display: block; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }
.contact-form { padding: 34px; border: 1px solid var(--line); border-radius: 26px; background: #fff; box-shadow: 0 18px 50px rgba(7,21,29,.06); }
.contact-form label { display: block; margin: 0 0 6px; font-size: 13px; font-weight: 700; }
.contact-form input, .contact-form textarea {
  width: 100%; margin: 0 0 17px; padding: 13px 14px; border: 1px solid #cfdfe5; border-radius: 12px;
  background: #fff; color: var(--ink); font: inherit; outline: none;
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(19,169,220,.12); }
.contact-form textarea { resize: vertical; min-height: 125px; }
.btn-full { width: 100%; border: 0; }
.form-note { margin: 12px 0 0; color: #788b92; font-size: 11px; text-align: center; }

.site-footer { padding: 28px 0; background: #030b10; color: #8ea5ae; font-size: 13px; }
.footer-wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.footer-wrap img { width: 160px; }
.footer-wrap p { margin: 0; }
.footer-wrap a { color: #cce9f2; text-decoration: none; }

@media (max-width: 900px) {
  .hero-grid, .split, .contact-grid { grid-template-columns: 1fr; }
  .hero-grid { gap: 50px; }
  .hero-card { min-height: 330px; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { gap: 45px; }
}
@media (max-width: 700px) {
  .container { width: min(100% - 28px, 1120px); }
  .nav-wrap { min-height: 72px; }
  .brand img { width: 180px; }
  .menu-toggle { display: block; }
  .main-nav {
    display: none; position: absolute; left: 14px; right: 14px; top: 66px; padding: 18px;
    flex-direction: column; align-items: stretch; gap: 4px; border: 1px solid rgba(255,255,255,.1);
    border-radius: 18px; background: #07151d; box-shadow: 0 20px 50px rgba(0,0,0,.35);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px; }
  .main-nav .nav-cta { text-align: center; margin-top: 5px; }
  .hero { padding: 65px 0 75px; }
  .hero h1 { font-size: clamp(42px, 13vw, 62px); }
  .hero-text { font-size: 16px; }
  .trust-row { display: grid; gap: 7px; }
  .section { padding: 75px 0; }
  .service-grid, .steps { grid-template-columns: 1fr; }
  .service-card { padding: 25px; }
  .split { gap: 35px; }
  .contact-form { padding: 24px; }
  .footer-wrap { flex-direction: column; align-items: flex-start; }
}