:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --bg-soft: #F3F6FA;
  --navy-primary: #06164A;
  --navy-secondary: #123B75;
  --navy-gradient-start: #030B3F;
  --navy-gradient-end: #356DA8;
  --text-primary: #101828;
  --text-secondary: #475467;
  --text-muted: #667085;
  --accent-gold: #D9A441;
  --accent-gold-dark: #B98200;
  --accent-gold-light: #F6D58A;
  --accent-silver: #AEB7C2;
  --accent-dark: #111827;
  --border-soft: rgba(16, 24, 40, 0.10);
  --shadow-soft: 0 18px 50px rgba(16, 24, 40, 0.08);
  --shadow-card: 0 12px 35px rgba(16, 24, 40, 0.10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container {
  width: 92%;
  max-width: 1240px;
  margin: 0 auto;
}
.section { padding: 96px 0; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
}
.skip-link:focus {
  left: 16px;
  top: 16px;
  z-index: 1001;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--bg-primary);
  color: var(--navy-primary);
  box-shadow: var(--shadow-soft);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(16, 24, 40, 0.06);
  box-shadow: 0 10px 30px rgba(16, 24, 40, 0.06);
  backdrop-filter: blur(12px);
}
.nav-wrap {
  display: grid;
  grid-template-columns: 230px 1fr auto;
  align-items: center;
  gap: 24px;
  min-height: 86px;
}
.brand img {
  width: 100px;
  height: auto;
  object-fit: contain;
}
.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
}
.site-nav a {
  position: relative;
  color: var(--accent-dark);
  font-size: 15px;
  font-weight: 700;
  padding: 10px 0;
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  height: 2px;
  transform: scaleX(0);
  transform-origin: center;
  background: var(--accent-gold);
  transition: transform .2s ease;
}
.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.active {
  color: var(--navy-primary);
}
.site-nav a:hover::after,
.site-nav a:focus-visible::after,
.site-nav a.active::after {
  transform: scaleX(1);
}
.site-nav .nav-cta { display: none; }
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  background: var(--bg-primary);
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  border-radius: 999px;
  background: var(--navy-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
  line-height: 1;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  color: #FFFFFF;
  background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 42%, var(--accent-gold-dark) 100%);
  box-shadow: 0 16px 36px rgba(185, 130, 0, 0.26);
}
.btn-primary:hover {
  box-shadow: 0 20px 42px rgba(185, 130, 0, 0.34);
}
.btn-secondary {
  color: var(--navy-primary);
  background: var(--bg-primary);
  border-color: rgba(6, 22, 74, 0.16);
}
.btn-secondary:hover {
  border-color: rgba(185, 130, 0, 0.38);
  box-shadow: var(--shadow-soft);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 86px);
  display: flex;
  align-items: center;
  background:
    linear-gradient(115deg, rgba(255, 255, 255, 0.94) 0%, rgba(248, 250, 252, 0.9) 54%, rgba(6, 22, 74, 0.08) 100%),
    repeating-linear-gradient(112deg, rgba(18, 59, 117, 0.08) 0 1px, transparent 1px 28px);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 12% -18% auto 46%;
  height: 440px;
  border-radius: 56px;

  transform: rotate(-8deg);
}
.hero::after {
  content: "";
  position: absolute;
  right: 5%;
  bottom: 8%;
  width: min(44vw, 520px);
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(217, 164, 65, 0.75), transparent);
  box-shadow: 0 34px 0 rgba(217, 164, 65, 0.28), 0 68px 0 rgba(174, 183, 194, 0.22);
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(360px, .82fr);
  align-items: center;
  gap: clamp(40px, 6vw, 84px);
}
.hero-content { max-width: 780px; }
.eyebrow {
  margin: 0 0 16px;
  color: var(--accent-gold-dark);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}
h1,
h2,
h3 {
  font-family: Sora, Inter, sans-serif;
  color: var(--text-primary);
}
h1 {
  margin: 0 0 30px;
  max-width: 760px;
  font-size: clamp(38px, 4.2vw, 58px);
  line-height: 1.08;
  font-weight: 800;
  overflow-wrap: break-word;
}
h1 strong {
  color: var(--accent-gold-dark);
  font-weight: 800;
}
.hero-text {
  max-width: 650px;
  margin: 0;
  color: var(--text-secondary);
  font-size: 20px;
  line-height: 1.65;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}
.hero-visual {
  min-width: 0;
}
.tech-card {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-card);
}
.tech-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(217, 164, 65, 0.16), transparent 42%);
  pointer-events: none;
}
.tech-card-header {
  position: relative;
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}
.tech-card-header span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--accent-silver);
}
.tech-card-header span:first-child { background: var(--accent-gold); }
.tech-card h2 {
  position: relative;
  margin: 0 0 20px;
  color: var(--navy-primary);
  font-size: 24px;
}
.tech-card ul {
  position: relative;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.tech-card li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 58px;
  padding: 14px 16px;
  border: 1px solid rgba(16, 24, 40, 0.08);
  border-radius: 8px;
  background: #FFFFFF;
}
.tech-card li span {
  color: var(--text-secondary);
  font-weight: 700;
}
.tech-card li strong {
  flex: 0 0 auto;
  color: #7A5200;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(217, 164, 65, 0.16);
  font-size: 13px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 36px;
}
.section-heading h2,
.about-copy h2,
.dark-copy h2,
.cta-box h2 {
  margin: 0;
  font-size: clamp(30px, 3vw, 44px);
  line-height: 1.12;
}
.section-heading p:not(.eyebrow),
.about-copy p,
.dark-copy p,
.cta-box p {
  color: var(--text-secondary);
  font-size: 18px;
  line-height: 1.7;
}
.benefits-section,
.solutions-section {
  background: var(--bg-secondary);
}
.benefits-grid,
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.benefit-card,
.card {
  min-height: 210px;
  padding: 24px;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  background: var(--bg-primary);
  box-shadow: var(--shadow-soft);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.benefit-card:hover,
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(217, 164, 65, 0.42);
  box-shadow: var(--shadow-card);
}
.benefit-card span,
.help-list span {
  color: var(--accent-gold-dark);
  font-weight: 800;
}
.benefit-card h3,
.card h3 {
  margin: 16px 0 10px;
  font-size: 18px;
  line-height: 1.25;
}
.benefit-card p,
.card p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.6;
}
.cards-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.about-section {
  background: var(--bg-primary);
}
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(320px, .8fr);
  align-items: center;
  gap: clamp(36px, 6vw, 80px);
}
.about-copy p:last-child {
  max-width: 690px;
}
.about-media {
  position: relative;
  min-height: 340px;
  padding: 40px;
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(6, 22, 74, 0.94), rgba(18, 59, 117, 0.9)),
    repeating-linear-gradient(120deg, rgba(255, 255, 255, 0.08) 0 1px, transparent 1px 22px);
  box-shadow: var(--shadow-card);
}
.about-media img {
  width: min(100%, 420px);
  margin: 0 auto 34px;
  filter: drop-shadow(0 18px 28px rgba(0, 0, 0, 0.18));
}
.signal-list {
  display: grid;
  gap: 12px;
}
.signal-list span {
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.08);
  font-weight: 800;
}

.dark-section {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, var(--navy-gradient-start) 0%, var(--navy-primary) 48%, var(--navy-gradient-end) 100%);
}
.dark-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(112deg, rgba(255, 255, 255, 0.07) 0 1px, transparent 1px 34px);
  opacity: .45;
}
.dark-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, .75fr) minmax(0, 1fr);
  gap: clamp(36px, 6vw, 76px);
  align-items: start;
}
.dark-copy h2,
.dark-copy p {
  color: #FFFFFF;
}
.dark-copy .eyebrow {
  color: var(--accent-gold-light);
}
.help-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.help-list article {
  min-height: 112px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}
.help-list h3 {
  margin: 12px 0 0;
  color: #FFFFFF;
  font-size: 18px;
}

.cta-section {
  background: var(--bg-primary);
}
.cta-box {
  max-width: 1040px;
  padding: clamp(32px, 5vw, 58px);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  background:
    linear-gradient(135deg, #FFFFFF 0%, #F8FAFC 58%, rgba(217, 164, 65, 0.14) 100%);
  box-shadow: var(--shadow-card);
  text-align: center;
}
.cta-box p {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.site-footer {
  padding: 42px 0;
  border-top: 1px solid var(--border-soft);
  background: var(--bg-soft);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr .8fr 1fr;
  gap: 34px;
  align-items: start;
}
.footer-grid img {
  width: 180px;
  height: auto;
  margin-bottom: 14px;
}
.footer-grid p,
.footer-grid a {
  color: var(--text-secondary);
  line-height: 1.65;
}
.footer-grid nav {
  display: grid;
  gap: 10px;
}
.footer-grid a:hover,
.footer-grid a:focus-visible {
  color: var(--accent-gold-dark);
}

.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 999;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 999px;
  color: #FFFFFF;
  background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 42%, var(--accent-gold-dark) 100%);
  box-shadow: 0 16px 34px rgba(185, 130, 0, 0.34);
  font-weight: 800;
}
.whatsapp-float svg {
  width: 22px;
  height: 22px;
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}
:focus-visible {
  outline: 3px solid var(--accent-gold);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1120px) {
  .nav-wrap {
    grid-template-columns: 210px auto 1fr;
  }
  .site-nav {
    justify-content: flex-end;
    gap: 16px;
  }
  .site-nav a {
    font-size: 14px;
  }
  .header-cta {
    display: none;
  }
  .site-nav .nav-cta {
    display: inline-flex;
  }
  .hero-grid,
  .about-grid,
  .dark-grid {
    grid-template-columns: 1fr;
  }
  .hero {
    min-height: auto;
  }
  .hero::before {
    inset: auto -24% 6% 32%;
  }
  .benefits-grid,
  .cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .container {
    width: calc(100% - 32px);
    max-width: 1240px;
  }
  .nav-wrap,
  .hero-grid {
    width: calc(100vw - 32px);
    max-width: calc(100vw - 32px);
  }
  .section { padding: 72px 0; }
  .nav-wrap {
    display: flex;
    min-height: 74px;
    justify-content: space-between;
  }
  .brand img {
    width: 174px;
  }
  .menu-toggle {
    display: inline-block;
  }
  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 16px 18px;
    border-bottom: 1px solid var(--border-soft);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 18px 28px rgba(16, 24, 40, 0.08);
  }
  .site-nav.open {
    display: flex;
  }
  .site-nav a {
    padding: 14px 0;
  }
  .site-nav .nav-cta {
    margin-top: 8px;
    width: 100%;
  }
  h1 {
    max-width: calc(100vw - 32px);
    font-size: 34px;
    line-height: 1.14;
  }
  .hero {
    padding-top: 32px;
  }
  .hero::before {
    inset: auto -18% 4% 42%;
    height: 360px;
  }
  .hero-text {
    font-size: 18px;
  }
  .hero-actions .btn,
  .cta-box .btn {
    width: 100%;
  }
  .benefits-grid,
  .cards-grid,
  .help-list,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .benefit-card,
  .card {
    min-height: auto;
  }
  .about-media {
    min-height: auto;
    padding: 28px;
  }
  .tech-card {
    padding: 22px;
  }
  .tech-card li {
    align-items: flex-start;
    flex-direction: column;
  }
  .whatsapp-float span {
    display: none;
  }
}

@media (max-width: 430px) {
  h1 {
    font-size: 28px;
  }
  .hero::before,
  .hero::after {
    display: none;
  }
}