@font-face {
  font-family: 'TitilliumWeb';
  src: url('brand_assets/fonts/TitilliumWeb-ExtraLight.ttf') format('truetype');
  font-weight: 200; font-style: normal;
}
@font-face {
  font-family: 'TitilliumWeb';
  src: url('brand_assets/fonts/TitilliumWeb-Light.ttf') format('truetype');
  font-weight: 300; font-style: normal;
}
@font-face {
  font-family: 'TitilliumWeb';
  src: url('brand_assets/fonts/TitilliumWeb-Regular.ttf') format('truetype');
  font-weight: 400; font-style: normal;
}
@font-face {
  font-family: 'TitilliumWeb';
  src: url('brand_assets/fonts/TitilliumWeb-SemiBold.ttf') format('truetype');
  font-weight: 600; font-style: normal;
}
@font-face {
  font-family: 'TitilliumWeb';
  src: url('brand_assets/fonts/TitilliumWeb-Bold.ttf') format('truetype');
  font-weight: 700; font-style: normal;
}
@font-face {
  font-family: 'TitilliumWeb';
  src: url('brand_assets/fonts/TitilliumWeb-Black.ttf') format('truetype');
  font-weight: 900; font-style: normal;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'TitilliumWeb', system-ui, -apple-system, sans-serif;
  color: #1a2332;
  background: #ffffff;
  overflow-x: hidden;
  line-height: 1.5;
}

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #f0f7fd; }
::-webkit-scrollbar-thumb { background: #45b8e6; border-radius: 3px; }

/* ---- HERO ---- */
.hero-section {
  background:
    radial-gradient(ellipse 80% 60% at 75% 40%, rgba(69,184,230,0.13) 0%, transparent 60%),
    radial-gradient(ellipse 60% 70% at 15% 80%, rgba(27,95,168,0.18) 0%, transparent 55%),
    linear-gradient(145deg, #071627 0%, #0a2540 35%, #0d3264 65%, #091f3a 100%);
  min-height: 100vh;
  position: relative;
  overflow: hidden;
}
.hero-grid-lines {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(69,184,230,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(69,184,230,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
}
.hero-grain {
  position: absolute; inset: 0; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  opacity: 0.6;
}

/* ---- NAV ---- */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10,37,64,0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
#navbar.scrolled {
  background: rgba(7,22,39,0.97);
  box-shadow: 0 2px 24px rgba(0,0,0,0.4);
}
.nav-link {
  color: rgba(255,255,255,0.8);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.03em;
  text-decoration: none;
  position: relative;
  padding-bottom: 4px;
  transition: color 0.2s ease;
}
.nav-link::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: #45b8e6;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.25s cubic-bezier(0.34,1.56,0.64,1);
}
.nav-link:hover { color: #45b8e6; }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link:focus-visible { outline: 2px solid #45b8e6; outline-offset: 4px; border-radius: 2px; }

/* ---- BUTTONS ---- */
.btn-sky {
  display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #45b8e6 0%, #2a9fd4 100%);
  color: #fff; font-weight: 700; font-size: 0.9rem;
  letter-spacing: 0.03em; text-decoration: none;
  border-radius: 9999px; padding: 0.85rem 2rem;
  box-shadow: 0 4px 20px rgba(69,184,230,0.45), 0 1px 4px rgba(69,184,230,0.2);
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  border: none; cursor: pointer;
}
.btn-sky:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(69,184,230,0.55), 0 2px 8px rgba(69,184,230,0.3);
}
.btn-sky:active { transform: translateY(0); }
.btn-sky:focus-visible { outline: 2px solid #45b8e6; outline-offset: 3px; }

.btn-outline-white {
  display: inline-flex; align-items: center; justify-content: center;
  background: transparent;
  color: rgba(255,255,255,0.9); font-weight: 600; font-size: 0.9rem;
  letter-spacing: 0.03em; text-decoration: none;
  border-radius: 9999px; padding: 0.85rem 2rem;
  border: 2px solid rgba(255,255,255,0.5);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.btn-outline-white:hover {
  transform: translateY(-2px);
  border-color: rgba(255,255,255,0.9);
  background: rgba(255,255,255,0.08);
}
.btn-outline-white:active { transform: translateY(0); }
.btn-outline-white:focus-visible { outline: 2px solid white; outline-offset: 3px; }

/* ---- SECTION TAG ---- */
.tag {
  display: inline-block;
  color: #45b8e6; font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
}

/* ---- SERVICE CARDS ---- */
.service-card {
  background: #f5faff;
  border: 1px solid rgba(69,184,230,0.18);
  border-radius: 20px; padding: 1.75rem;
  box-shadow: 0 4px 16px rgba(10,37,64,0.05), 0 1px 4px rgba(10,37,64,0.04);
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.3s ease;
}
.service-card:hover {
  transform: translateY(-7px);
  box-shadow: 0 20px 44px rgba(10,37,64,0.14), 0 6px 14px rgba(69,184,230,0.12);
}
.service-icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(69,184,230,0.22) 0%, rgba(27,95,168,0.14) 100%);
  margin-bottom: 1.1rem;
  flex-shrink: 0;
}

/* ---- PRICING CARDS ---- */
.price-card {
  border-radius: 22px; overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.3s ease;
}
.price-card:hover {
  transform: translateY(-8px);
}
.price-card-light {
  background: #ffffff;
  box-shadow: 0 8px 32px rgba(10,37,64,0.09), 0 2px 8px rgba(10,37,64,0.05);
}
.price-card-light:hover {
  box-shadow: 0 24px 56px rgba(10,37,64,0.16), 0 6px 16px rgba(69,184,230,0.12);
}
.price-card-dark {
  background: linear-gradient(160deg, #0c2f5c 0%, #1559a3 100%);
  box-shadow: 0 16px 48px rgba(27,95,168,0.4), 0 4px 16px rgba(27,95,168,0.25);
}
.price-card-dark:hover {
  box-shadow: 0 28px 64px rgba(27,95,168,0.5), 0 8px 24px rgba(27,95,168,0.3);
}

/* ---- WHY CARDS ---- */
.why-card {
  border-radius: 20px; padding: 2rem; text-align: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(69,184,230,0.2);
  backdrop-filter: blur(6px);
  flex: 1 1 280px;
  max-width: 380px;
}
.why-icon {
  width: 64px; height: 64px; border-radius: 18px;
  display: flex; align-items: center; justify-content: center; margin: 0 auto 1.5rem;
  background: rgba(69,184,230,0.14);
  border: 1px solid rgba(69,184,230,0.28);
}

/* ---- FADE-UP SCROLL REVEAL ---- */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s cubic-bezier(0.34,1.2,0.64,1);
}
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-up.delay-1 { transition-delay: 0.1s; }
.fade-up.delay-2 { transition-delay: 0.2s; }
.fade-up.delay-3 { transition-delay: 0.3s; }
.fade-up.delay-4 { transition-delay: 0.4s; }

/* ---- CHECKLIST ---- */
.check-list li {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.95rem; font-weight: 600; color: #1a2332;
  margin-bottom: 0.75rem;
}
.check-list li svg { flex-shrink: 0; }

/* ---- FORM INPUTS ---- */
.form-input {
  width: 100%; padding: 0.85rem 1.1rem;
  border: 1.5px solid #dde8f5; border-radius: 12px;
  background: #ffffff; color: #1a2332;
  font-family: inherit; font-size: 0.9rem; font-weight: 500;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-input:focus {
  border-color: #45b8e6;
  box-shadow: 0 0 0 3px rgba(69,184,230,0.15);
}
.form-label {
  display: block; font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: #5a6a7e; margin-bottom: 0.5rem;
}

/* ---- COVERAGE TAGS ---- */
.area-tag {
  display: inline-block;
  padding: 0.45rem 1.1rem; border-radius: 9999px;
  background: #ffffff; color: #1b5fa8;
  font-size: 0.85rem; font-weight: 600;
  border: 1px solid rgba(27,95,168,0.2);
  box-shadow: 0 2px 8px rgba(10,37,64,0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.area-tag:hover {
  transform: translateY(-2px);
  background: #1b5fa8; color: #ffffff;
  box-shadow: 0 6px 16px rgba(27,95,168,0.25);
}

/* ---- FOOTER LINKS ---- */
.footer-link {
  color: rgba(255,255,255,0.45); font-size: 0.875rem;
  text-decoration: none;
  transition: color 0.2s ease;
}
.footer-link:hover { color: #45b8e6; }

/* ---- MOBILE MENU ---- */
#mobile-menu {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s cubic-bezier(0.4,0,0.2,1);
  background: rgba(7,22,39,0.98);
  backdrop-filter: blur(16px);
}
#mobile-menu.open { max-height: 500px; }