:root {
  --primary: #00173a;
  --primary-container: #022b60;
  --surface: #f7fafd;
  --surface-container-low: #f1f4f7;
  --surface-container-lowest: #ffffff;
  --surface-container-high: #e5e8eb;
  --on-surface: #181c1e;
  --on-surface-variant: #43474f;
  --outline-variant: #c4c6d1;
  --ok: #0d6b3f;
  --error: #ba1a1a;
  --signature-gradient: linear-gradient(135deg, #00173a 0%, #022b60 100%);
  --glass: rgba(255, 255, 255, 0.82);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--on-surface);
  background: radial-gradient(circle at 18% 15%, rgba(2, 43, 96, 0.08), transparent 42%),
              radial-gradient(circle at 88% 85%, rgba(0, 23, 58, 0.06), transparent 44%),
              var(--surface);
}

.site-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
#site-nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
}

#site-nav .nav-shell {
  max-width: 1536px;
  margin: 0 auto;
  padding: 16px;
  transition: padding 220ms ease;
}

#site-nav .nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(196, 198, 209, 0.35);
  box-shadow: 0 20px 40px rgba(0, 23, 58, 0.06);
  padding: 12px 16px;
}

#site-nav .nav-logo {
  color: var(--primary);
  text-decoration: none;
  font-family: "Newsreader", serif;
  font-style: italic;
  font-size: clamp(1.1rem, 2.5vw, 1.6rem);
  font-weight: 500;
}

#site-nav .nav-links {
  display: none;
  align-items: center;
  gap: 28px;
}

#site-nav .nav-link {
  color: #475569;
  text-decoration: none;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  font-weight: 700;
  padding-bottom: 6px;
  border-bottom: 1px solid transparent;
  transition: color 180ms ease, border-color 180ms ease;
}

#site-nav .nav-link:hover {
  color: var(--primary-container);
}

#site-nav .nav-link-active {
  color: var(--primary-container);
  border-bottom-color: var(--primary-container);
}

#site-nav .nav-menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid rgba(196, 198, 209, 0.35);
  background: #fff;
  color: var(--primary);
  font-size: 1.25rem;
  cursor: pointer;
}

#site-nav .mobile-panel {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 280ms ease, opacity 220ms ease, margin-top 220ms ease;
  margin-top: 0;
}

#site-nav.menu-open .mobile-panel {
  max-height: 420px;
  opacity: 1;
  margin-top: 0.75rem;
}

#site-nav .mobile-card {
  background: var(--surface-container-lowest);
  border: 1px solid rgba(196, 198, 209, 0.35);
  border-radius: 14px;
  box-shadow: 0 20px 40px rgba(0, 23, 58, 0.06);
  padding: 12px;
  display: grid;
  gap: 8px;
}

#site-nav .mobile-link {
  color: var(--primary);
  text-decoration: none;
  font-weight: 700;
  border-radius: 10px;
  padding: 11px 12px;
  background: var(--surface-container-low);
}

#site-nav .mobile-cta {
  color: #fff;
  text-decoration: none;
  text-align: center;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-size: 0.72rem;
  border-radius: 10px;
  padding: 12px;
  background: var(--signature-gradient);
}

#site-nav.is-scrolled .nav-shell { padding-top: 10px; }

@media (min-width: 768px) {
  #site-nav .nav-links { display: flex; }
  #site-nav .nav-menu-toggle,
  #site-nav .mobile-panel { display: none; }
}

/* Shared page canvas */
main.page-main {
  flex: 1;
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: 8px 16px 46px;
}

.bg-photo,
.bg-layer {
  position: absolute;
  inset: 0;
}

.bg-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(1.4px) brightness(0.78);
}

.bg-layer {
  background: linear-gradient(130deg, rgba(0, 23, 58, 0.72), rgba(2, 43, 96, 0.48));
}

.bg-layer-ok {
  background: linear-gradient(130deg, rgba(0, 23, 58, 0.7), rgba(13, 107, 63, 0.4));
}

.bg-layer-error {
  background: linear-gradient(130deg, rgba(0, 23, 58, 0.72), rgba(186, 26, 26, 0.34));
}

.card {
  position: relative;
  z-index: 1;
  width: min(980px, 100%);
  background: var(--glass);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.38);
  box-shadow: 0 20px 50px rgba(0, 23, 58, 0.18);
  border-radius: 14px;
  padding: clamp(24px, 5vw, 52px);
}

.eyebrow {
  margin: 0;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-weight: 800;
  color: var(--primary-container);
}

.eyebrow-ok { color: var(--ok); }
.eyebrow-error { color: var(--error); }

.title {
  margin: 10px 0 14px;
  font-family: "Newsreader", serif;
  color: var(--primary);
  font-size: clamp(2rem, 4.8vw, 3.9rem);
  line-height: 1.08;
  font-weight: 300;
}

.desc {
  margin: 0;
  color: #20242a;
  line-height: 1.62;
  font-size: 0.95rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

label {
  display: block;
  margin-bottom: 7px;
  font-size: 0.64rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--on-surface-variant);
  font-weight: 800;
}

input {
  width: 100%;
  border: 0;
  border-bottom: 1px solid rgba(67, 71, 79, 0.34);
  background: transparent;
  padding: 10px 0;
  font-size: 0.96rem;
  outline: 0;
  color: var(--on-surface);
}

input:focus { border-bottom-color: var(--primary-container); }

.cta {
  margin-top: 24px;
  width: 100%;
  border: 0;
  background: var(--signature-gradient);
  color: #fff;
  padding: 15px 18px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.73rem;
  font-weight: 800;
  border-radius: 10px;
  cursor: pointer;
}

.disclaimer {
  margin-top: 18px;
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #4d515a;
  line-height: 1.65;
}

.actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  border: 1px solid transparent;
  padding: 14px 18px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.72rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 10px;
}

.btn-primary {
  background: var(--signature-gradient);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: rgba(2, 43, 96, 0.35);
}

.tips {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  color: #2f3137;
  font-size: 0.92rem;
}

.tips li::before {
  content: "• ";
  color: var(--error);
  font-weight: 700;
}

.ad-slot {
  margin-top: 22px;
  width: 100%;
  max-width: 560px;
  aspect-ratio: 1 / 1;
  border: 2px dashed rgba(2, 43, 96, 0.35);
  background: rgba(255, 255, 255, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #27467c;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 12px;
}

.ad-slot--fullscreen {
  width: 100vw;
  max-width: none;
  height: 100vh;
  aspect-ratio: auto;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

/* Footer */
.site-footer {
  background: var(--surface-container-low);
  padding: 56px 0 28px;
}

.footer-grid,
.footer-bottom {
  max-width: 1536px;
  margin: 0 auto;
  padding: 0 16px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.footer-title {
  font-family: "Newsreader", serif;
  color: var(--primary);
  font-size: 1.2rem;
  margin: 0 0 10px;
}

.footer-sub,
.footer-list a,
.footer-bottom {
  color: var(--on-surface-variant);
  font-size: 0.9rem;
}

.footer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.footer-list a {
  text-decoration: none;
  transition: color 180ms ease;
}

.footer-list a:hover { color: var(--primary); }

.footer-heading {
  margin: 0 0 10px;
  color: var(--primary);
  font-family: "Newsreader", serif;
  font-size: 1rem;
}

.footer-bottom {
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid rgba(196, 198, 209, 0.5);
}

.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 50;
  width: 64px;
  height: 64px;
  border-radius: 999px;
  background: #25D366;
  box-shadow: 0 24px 38px rgba(0, 0, 0, 0.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 180ms ease, filter 180ms ease;
}

.whatsapp-float:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .grid-2,
  .actions { grid-template-columns: 1fr; }
  .ad-slot { max-width: 100%; font-size: 0.75rem; }
}