:root {
  --blue: #0057ff;
  --blue-light: #22a7ff;
  --blue-dark: #00349a;
  --black: #050912;
  --dark: #0a1020;
  --gray: #60708a;
  --light: #f4f8ff;
  --white: #ffffff;
  --border: rgba(0, 87, 255, 0.16);
  --shadow: 0 22px 55px rgba(0, 28, 84, 0.18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', Arial, sans-serif;
  color: var(--black);
  background: var(--white);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 87, 255, 0.10);
}
.navbar { min-height: 82px; display: flex; align-items: center; gap: 28px; }
.brand-logo { width: 188px; height: auto; }
.nav-links { display: flex; align-items: center; gap: 24px; list-style: none; margin: 0 0 0 auto; padding: 0; }
.nav-links a { font-weight: 700; color: #152035; }
.nav-links a:hover { color: var(--blue); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 800;
  border: 0;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
  text-align: center;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: white; background: linear-gradient(135deg, var(--blue), var(--blue-light)); box-shadow: 0 14px 30px rgba(0, 87, 255, 0.28); }
.btn-secondary { color: var(--white); background: var(--black); box-shadow: 0 14px 30px rgba(5, 9, 18, 0.20); }
.btn-outline { color: var(--blue); border: 2px solid var(--border); background: #fff; }
.full { width: 100%; }

.menu-toggle { display: none; margin-left: auto; background: none; border: 0; width: 44px; height: 44px; }
.menu-toggle span { display: block; height: 3px; background: var(--black); margin: 7px 0; border-radius: 2px; }

.hero {
  overflow: hidden;
  position: relative;
  padding: 92px 0 80px;
  background: radial-gradient(circle at 80% 10%, rgba(34, 167, 255, 0.28), transparent 30%), linear-gradient(180deg, #f7fbff 0%, #ffffff 100%);
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(0,87,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(0,87,255,.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; }
.eyebrow { color: var(--blue); font-weight: 900; text-transform: uppercase; letter-spacing: .12em; font-size: .82rem; margin: 0 0 12px; }
h1, h2, h3 { line-height: 1.08; margin: 0; }
h1 { font-size: clamp(2.3rem, 5vw, 4.8rem); letter-spacing: -0.055em; }
h2 { font-size: clamp(2rem, 4vw, 3.15rem); letter-spacing: -0.045em; }
h3 { font-size: 1.35rem; margin-top: 18px; }
.hero-text { font-size: 1.16rem; color: var(--gray); max-width: 620px; margin: 24px 0 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 26px; color: #263449; font-weight: 700; }
.hero-visual { filter: drop-shadow(0 22px 45px rgba(0, 35, 100, .22)); }

.section { padding: 92px 0; }
.section-heading { text-align: center; max-width: 760px; margin: 0 auto 42px; }
.section-heading p:not(.eyebrow) { color: var(--gray); font-size: 1.06rem; }
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 26px;
  box-shadow: var(--shadow);
  transition: transform .2s ease, border-color .2s ease;
}
.service-card:hover { transform: translateY(-6px); border-color: rgba(0, 87, 255, .38); }
.service-card img { height: 188px; width: 100%; object-fit: contain; }
.service-card p { color: var(--gray); }

.dark-section {
  background: linear-gradient(135deg, #050912 0%, #071b43 60%, #0057ff 160%);
  color: white;
  overflow: hidden;
}
.dark-section p, .dark-section li { color: #d4e5ff; }
.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.check-list { padding: 0; list-style: none; margin: 26px 0 0; display: grid; gap: 12px; }
.check-list li { position: relative; padding-left: 30px; font-weight: 700; }
.check-list li::before { content: '✓'; position: absolute; left: 0; color: var(--blue-light); font-weight: 900; }
.product-panel { border: 1px solid rgba(255,255,255,.14); border-radius: 32px; background: rgba(255,255,255,.06); padding: 24px; box-shadow: 0 30px 90px rgba(0,0,0,.25); }

.coverage { background: var(--light); }
.info-box { margin-top: 24px; padding: 22px; border-radius: 22px; background: white; border: 1px solid var(--border); box-shadow: var(--shadow); }
.coverage-art { background: white; border-radius: 32px; padding: 20px; box-shadow: var(--shadow); }

.contact { background: #fff; }
.contact-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 42px; align-items: start; }
.contact-buttons { display: grid; gap: 12px; margin-top: 26px; }
.contact-form {
  padding: 30px;
  border-radius: 28px;
  background: var(--light);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.contact-form label { display: block; font-weight: 800; margin: 14px 0 7px; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; border: 1px solid rgba(0,87,255,.18); border-radius: 16px; padding: 14px 15px; font: inherit; outline: none; background: white;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(0,87,255,.10); }
.contact-form button { margin-top: 20px; }

.floating-whatsapp {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: #23d366;
  display: grid;
  place-items: center;
  box-shadow: 0 18px 36px rgba(0,0,0,.22);
  z-index: 900;
}
.floating-whatsapp img { width: 32px; }

.site-footer { background: var(--black); color: white; padding-top: 42px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 30px; }
.footer-logo { width: 210px; margin-bottom: 16px; }
.site-footer p { color: #c9d6e8; margin: 8px 0; }
.footer-bottom { text-align: center; color: #9eb0c8; border-top: 1px solid rgba(255,255,255,.1); padding: 18px; margin-top: 30px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .22s; }

@media (max-width: 900px) {
  .header-whatsapp { display: none; }
  .menu-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 82px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 24px 22px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-130%);
    opacity: 0;
    pointer-events: none;
    transition: .25s ease;
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a { display: block; padding: 14px 0; }
  .hero-grid, .split-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 64px; }
  .cards-grid { grid-template-columns: 1fr; }
  .reverse-mobile .coverage-art { order: 2; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .brand-logo { width: 160px; }
  .hero-actions .btn { width: 100%; }
  .section { padding: 68px 0; }
  .floating-whatsapp { width: 56px; height: 56px; right: 16px; bottom: 16px; }
}