/* ===========================================================
   QuantEx – Basic website (built from the tri-fold brochure)
   =========================================================== */
:root {
  --navy: #071a4d;
  --blue-900: #0a2470;
  --blue-700: #0b3fb3;
  --blue-500: #1c6cf2;
  --blue-300: #4fb3ff;
  --red: #e3262f;
  --red-dark: #b9141d;
  --ink: #0b1b3f;
  --muted: #3c4a66;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Montserrat", "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.5;
}
img { display: block; max-width: 100%; }
ul { list-style: none; }
svg { display: block; }
a { color: inherit; }

.container { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 20px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .5px;
  text-transform: uppercase;
  text-decoration: none;
  transition: transform .15s, background .15s;
}
.btn:hover { transform: translateY(-2px); }
.btn-red { background: var(--red); color: #fff; }
.btn-red:hover { background: var(--red-dark); }
.btn-outline { border: 2px solid var(--blue-900); color: var(--blue-900); }
.btn-outline:hover { background: var(--blue-900); color: #fff; }
.btn-sm { padding: 9px 18px; font-size: 12px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: #fff;
  box-shadow: 0 2px 12px rgba(7, 26, 77, .08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand img { height: 44px; width: auto; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a:not(.btn) {
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  color: var(--blue-900);
}
.nav a:not(.btn):hover { color: var(--red); }

/* ---------- Shared ---------- */
.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #dbe7ff;
}
.eyebrow::after {
  content: "";
  display: block;
  width: 44px; height: 3px;
  margin-top: 10px;
  background: var(--red);
}
.eyebrow.dark { color: var(--blue-700); }

/* ---------- Hero ---------- */
.hero { padding: 72px 0; background: linear-gradient(180deg, #f3f7ff 0%, #fff 100%); }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.hero h1 {
  margin-top: 18px;
  font-size: clamp(34px, 5vw, 54px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -1px;
  color: var(--blue-900);
}
.hero h1 span { color: var(--red); }
.lead { margin-top: 18px; font-size: 17px; font-weight: 500; color: var(--muted); max-width: 480px; }
.hero-actions { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 14px; }
.hero-photo {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: 0 20px 50px rgba(7, 26, 77, .25);
}
.hero-photo::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 6px;
  z-index: 1;
  background: var(--red);
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 48% 55%; }

/* ---------- Value / Services ---------- */
.value {
  padding: 80px 0;
  color: #fff;
  background:
    radial-gradient(circle at 80% 15%, rgba(79,179,255,.30), transparent 45%),
    radial-gradient(circle at 10% 60%, rgba(28,108,242,.45), transparent 50%),
    linear-gradient(180deg, #0c3fb8 0%, #0a2d8f 50%, #061a5a 100%);
}
.value-inner { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: center; }
.cod { margin-top: 24px; display: flex; align-items: center; gap: 18px; }
.cod-big { font-size: clamp(72px, 10vw, 110px); font-weight: 900; letter-spacing: -3px; line-height: .9; }
.cod-label {
  padding-left: 18px;
  border-left: 2px solid rgba(255,255,255,.7);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  line-height: 1.05;
  text-transform: uppercase;
}
.cod-text { margin-top: 20px; font-size: 16px; color: #e6eeff; }

.features li {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid rgba(255,255,255,.2);
}
.features li:last-child { border-bottom: 0; }
.f-icon {
  width: 56px; height: 56px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #5fb8ff, #1c6cf2 70%);
  box-shadow: 0 0 0 5px rgba(79,179,255,.18), 0 6px 14px rgba(0,0,0,.25);
}
.f-icon svg { width: 26px; height: 26px; color: #fff; }
.features h3 { font-size: 17px; font-weight: 800; text-transform: uppercase; }
.features p { margin-top: 4px; font-size: 15px; color: #dbe7ff; }

/* ---------- City banner ---------- */
.city-banner { position: relative; height: 320px; overflow: hidden; }
.city-banner img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 45%; }
.city-tint {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(4,21,74,.45) 0%, rgba(10,45,143,.25) 50%, rgba(10,45,143,.75) 100%);
}
.growth {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: "Kaushan Script", cursive;
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.1;
  color: #fff;
  text-align: center;
  text-shadow: 0 3px 12px rgba(0,0,0,.4);
}
.growth span { color: #8fd0ff; }
.growth::after {
  content: "";
  width: 140px; height: 4px;
  margin-top: 12px;
  border-radius: 3px;
  background: var(--red);
}

/* ---------- Pricing ---------- */
.pricing {
  padding: 80px 0;
  color: #fff;
  background: linear-gradient(180deg, #0a2d8f 0%, #071f6b 45%, #051548 100%);
}
.pricing-inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }
.kicker { font-size: 24px; font-weight: 800; text-transform: uppercase; }
.pricing h2 { font-size: clamp(34px, 5vw, 48px); font-weight: 800; line-height: 1.05; letter-spacing: -1px; }
.pricing h2 span { color: var(--blue-300); }
.sub { margin-top: 10px; font-size: 17px; color: #e6eeff; }

.prices { margin-top: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; max-width: 520px; }
.price { border-radius: 10px; overflow: hidden; background: rgba(5, 21, 72, .85); }
.price.red  { border: 1.5px solid var(--red); }
.price.blue { border: 1.5px solid var(--blue-300); }
.price-top { padding: 16px 18px; }
.price.red  .price-top { background: linear-gradient(135deg, #f0333b, var(--red-dark)); }
.price.blue .price-top { background: linear-gradient(135deg, #2f8cff, var(--blue-700)); }
.price small {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 2px solid rgba(255,255,255,.85);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .6px;
  text-transform: uppercase;
}
.price strong { display: block; margin-top: 6px; font-size: 32px; font-weight: 800; white-space: nowrap; }
.price-foot { display: flex; align-items: center; gap: 10px; padding: 14px 18px; font-size: 14px; }
.price-foot svg { width: 24px; height: 24px; flex-shrink: 0; }

.trust { margin-top: 28px; display: flex; gap: 18px; }
.trust li { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; letter-spacing: .6px; text-transform: uppercase; }
.trust li + li { border-left: 1px solid rgba(255,255,255,.35); padding-left: 18px; }
.trust svg { width: 20px; height: 20px; }
.area { margin-top: 22px; font-size: 12px; font-weight: 700; letter-spacing: 2.4px; text-transform: uppercase; color: var(--blue-300); }

.pricing-photo { border-radius: 14px; overflow: hidden; aspect-ratio: 4 / 5; box-shadow: 0 20px 50px rgba(0,0,0,.35); }
.pricing-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 42%; }

/* ---------- Contact ---------- */
.contact-section { padding: 80px 0; background: #f3f7ff; }
.contact-inner { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center; }
.section-label {
  padding-left: 12px;
  border-left: 4px solid var(--red);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--blue-900);
  line-height: 1.1;
}
.contact { margin-top: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px 32px; }
.contact li { display: flex; align-items: center; gap: 14px; }
.contact svg {
  width: 44px; height: 44px;
  padding: 11px;
  flex-shrink: 0;
  border-radius: 50%;
  background: #e1ebff;
  color: var(--blue-700);
}
.contact small { display: block; font-size: 11px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: #7d8aa5; }
.contact a, .contact span { display: block; font-size: 16px; font-weight: 600; color: var(--ink); text-decoration: none; }
.contact a:hover { color: var(--red); }

.qr-card {
  padding: 20px;
  border: 3px solid var(--red);
  border-radius: 12px;
  background: #fff;
  text-align: center;
}
.qr-card img { width: 150px; height: 150px; margin: 0 auto; image-rendering: pixelated; }
.qr-card p { margin-top: 12px; font-size: 13px; font-weight: 800; text-transform: uppercase; color: var(--blue-900); line-height: 1.3; }

/* ---------- Footer ---------- */
.site-footer { padding: 28px 0; background: var(--navy); color: #dbe7ff; text-align: center; }
.site-footer p { font-size: 13px; font-weight: 700; letter-spacing: 1.8px; text-transform: uppercase; }
.site-footer span { color: var(--red); }
.site-footer .copy { margin-top: 6px; font-size: 11px; font-weight: 500; color: #8fa3cf; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero-inner, .value-inner, .pricing-inner, .contact-inner { grid-template-columns: 1fr; }
  .hero, .value, .pricing, .contact-section { padding: 56px 0; }
  .pricing-photo { aspect-ratio: 4 / 3; }
  .qr-card { justify-self: start; }
}
@media (max-width: 600px) {
  .nav a:not(.btn) { display: none; }
  .brand img { height: 36px; }
  .contact { grid-template-columns: 1fr; }
  .prices { grid-template-columns: 1fr; }
  .city-banner { height: 240px; }
}