* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --blue: #0b5cff;
  --blue-dark: #082c66;
  --ink: #0d172a;
  --muted: #5f6f89;
  --line: #e8edf6;
  --soft: #f5f8ff;
  --white: #ffffff;
  --green: #25d366;
  --shadow: 0 24px 60px rgba(8, 44, 102, 0.14);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.nav {
  max-width: 1180px;
  margin: auto;
  padding: 16px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  width: 46px;
  height: 46px;
  border-radius: 15px;
  display: grid;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  font-weight: 900;
  box-shadow: 0 12px 28px rgba(11, 92, 255, 0.28);
}

.brand strong {
  display: block;
  font-size: 1rem;
  letter-spacing: .4px;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: .78rem;
  font-weight: 700;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 10px 13px;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 700;
  font-size: .94rem;
}

.nav-links a:hover {
  background: var(--soft);
  color: var(--blue-dark);
}

.menu-toggle {
  display: none;
  border: 0;
  background: var(--soft);
  width: 44px;
  height: 44px;
  border-radius: 12px;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  margin: 5px auto;
}

.hero {
  position: relative;
  overflow: hidden;
  max-width: 1180px;
  margin: auto;
  padding: 86px 22px 56px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 42px;
  align-items: center;
  min-height: 680px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(2px);
}

.orb-one {
  width: 330px;
  height: 330px;
  top: 42px;
  right: 40px;
  background: radial-gradient(circle, rgba(11, 92, 255, .14), transparent 68%);
}

.orb-two {
  width: 260px;
  height: 260px;
  bottom: 10px;
  left: -80px;
  background: radial-gradient(circle, rgba(37, 211, 102, .14), transparent 68%);
}

.grid-shape {
  position: absolute;
  width: 420px;
  height: 420px;
  right: 0;
  bottom: 20px;
  background-image:
    linear-gradient(rgba(11, 92, 255, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 92, 255, .08) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle, black, transparent 68%);
}

.hero-content,
.hero-card {
  position: relative;
  z-index: 2;
}

.eyebrow {
  color: var(--blue);
  font-size: .82rem;
  text-transform: uppercase;
  font-weight: 900;
  letter-spacing: 1.8px;
  margin-bottom: 12px;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 5.8rem);
  line-height: .93;
  letter-spacing: -3px;
  color: var(--blue-dark);
  margin-bottom: 22px;
}

.hero-text {
  font-size: clamp(1.08rem, 2vw, 1.35rem);
  color: var(--muted);
  max-width: 650px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 32px 0;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border-radius: 999px;
  padding: 14px 22px;
  font-weight: 900;
  transition: transform .2s ease, box-shadow .2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--green), #16b856);
  color: var(--white);
  box-shadow: 0 18px 34px rgba(37, 211, 102, .28);
}

.btn-secondary {
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--blue-dark);
  box-shadow: 0 12px 30px rgba(8, 44, 102, .08);
}

.hero-info {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  max-width: 670px;
}

.hero-info div {
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: 0 14px 40px rgba(8, 44, 102, .08);
}

.hero-info strong,
.hero-info span {
  display: block;
}

.hero-info span {
  color: var(--muted);
  margin-top: 4px;
}

.hero-card {
  min-height: 440px;
  border-radius: 34px;
  padding: 26px;
  background:
    radial-gradient(circle at 20% 15%, rgba(37,211,102,.16), transparent 25%),
    linear-gradient(145deg, #ffffff, #eef5ff);
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

.screen {
  height: 100%;
  border-radius: 28px;
  overflow: hidden;
  background: #081a3a;
  color: var(--white);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.08);
}

.screen-top {
  height: 52px;
  background: rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 18px;
}

.screen-top span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(255,255,255,.7);
}

.screen-body {
  min-height: 350px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 30px;
}

.signal {
  width: 116px;
  height: 116px;
  border: 8px solid rgba(37, 211, 102, .38);
  border-top-color: var(--green);
  border-radius: 50%;
  margin-bottom: 22px;
  animation: spin 7s linear infinite;
}

.screen-body h2 {
  font-size: 2rem;
  line-height: 1.05;
  margin-bottom: 12px;
}

.screen-body p {
  color: rgba(255,255,255,.75);
}

.floating-chip {
  position: absolute;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--blue-dark);
  font-weight: 900;
  box-shadow: 0 14px 35px rgba(8,44,102,.14);
}

.chip-one {
  top: 58px;
  right: -10px;
}

.chip-two {
  bottom: 70px;
  left: -16px;
}

.chip-three {
  bottom: 22px;
  right: 36px;
}

.section {
  max-width: 1180px;
  margin: auto;
  padding: 76px 22px;
}

.section-heading {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 36px;
}

.section-heading h2,
.coverage-card h2,
.visual-copy h2,
.catalog-card h2,
.contact h2 {
  color: var(--blue-dark);
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1.05;
  letter-spacing: -1.5px;
  margin-bottom: 16px;
}

.section-heading p,
.coverage-card p,
.visual-copy p,
.catalog-card p,
.contact p {
  color: var(--muted);
  font-size: 1.05rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.product-card {
  min-height: 260px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(180deg, var(--white), var(--soft));
  box-shadow: 0 18px 45px rgba(8,44,102,.08);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-4px);
  transition: .2s ease;
  box-shadow: var(--shadow);
}

.product-wide {
  grid-column: span 4;
  min-height: auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px;
}

.icon {
  width: 58px;
  height: 58px;
  border-radius: 19px;
  display: grid;
  place-items: center;
  background: var(--white);
  border: 1px solid var(--line);
  font-size: 1.7rem;
  margin-bottom: 18px;
}

.product-card h3 {
  font-size: 1.25rem;
  color: var(--blue-dark);
  margin-bottom: 8px;
}

.product-card p {
  color: var(--muted);
  flex: 1;
}

.product-card a {
  margin-top: 20px;
  display: inline-flex;
  color: var(--blue);
  font-weight: 900;
}

.coverage {
  padding: 35px 22px;
  background: linear-gradient(135deg, var(--blue-dark), #0b5cff);
}

.coverage-card {
  max-width: 1100px;
  margin: auto;
  color: var(--white);
  padding: 56px;
  border-radius: 36px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: 0 20px 60px rgba(0,0,0,.16);
}

.coverage-card h2,
.coverage-card p,
.coverage-card .eyebrow {
  color: var(--white);
}

.coverage-card p {
  max-width: 760px;
  margin-bottom: 24px;
  opacity: .86;
}

.visual-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
  align-items: center;
}

.visual-copy {
  padding: 36px;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.mini-grid div {
  min-height: 150px;
  padding: 24px;
  border-radius: 28px;
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: 0 16px 42px rgba(8,44,102,.08);
}

.mini-grid span {
  display: block;
  color: var(--blue);
  font-weight: 900;
  margin-bottom: 12px;
}

.mini-grid strong {
  display: block;
  color: var(--blue-dark);
  font-size: 1.2rem;
}

.catalog-card {
  border-radius: 36px;
  padding: 56px;
  background:
    linear-gradient(135deg, rgba(11,92,255,.08), rgba(37,211,102,.08)),
    var(--white);
  border: 1px solid var(--line);
  text-align: center;
  box-shadow: var(--shadow);
}

.catalog-card p {
  max-width: 700px;
  margin: 0 auto 24px;
}

.contact {
  max-width: 1180px;
  margin: 0 auto 70px;
  padding: 64px 22px;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 24px;
  align-items: center;
}

.contact-panel {
  border-radius: 30px;
  background: var(--blue-dark);
  color: var(--white);
  padding: 30px;
  box-shadow: var(--shadow);
}

.contact-panel strong,
.contact-panel span,
.contact-panel a {
  display: block;
}

.contact-panel strong {
  font-size: 1.35rem;
  margin-bottom: 8px;
}

.contact-panel span {
  color: rgba(255,255,255,.74);
  margin-bottom: 20px;
}

.contact-panel a {
  background: var(--green);
  text-align: center;
  padding: 14px;
  border-radius: 999px;
  font-weight: 900;
}

.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 80;
  background: var(--green);
  color: var(--white);
  padding: 14px 18px;
  border-radius: 999px;
  font-weight: 900;
  box-shadow: 0 18px 38px rgba(37,211,102,.35);
}

footer {
  text-align: center;
  padding: 30px 22px 40px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

footer p:first-child {
  color: var(--blue-dark);
  font-weight: 900;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 900px) {
  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 78px;
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    padding: 12px;
    border-radius: 20px;
    background: var(--white);
    box-shadow: var(--shadow);
    border: 1px solid var(--line);
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    width: 100%;
  }

  .hero,
  .visual-block,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 54px;
    min-height: auto;
  }

  .hero-card {
    min-height: 360px;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-wide {
    grid-column: span 2;
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .nav {
    padding: 12px 16px;
  }

  .brand strong {
    font-size: .9rem;
  }

  .brand small {
    font-size: .68rem;
  }

  .hero {
    padding-left: 16px;
    padding-right: 16px;
  }

  h1 {
    letter-spacing: -1.5px;
  }

  .hero-info,
  .product-grid,
  .mini-grid {
    grid-template-columns: 1fr;
  }

  .product-wide {
    grid-column: span 1;
  }

  .coverage-card,
  .catalog-card {
    padding: 34px 22px;
    border-radius: 28px;
  }

  .section {
    padding: 56px 16px;
  }

  .screen-body h2 {
    font-size: 1.45rem;
  }

  .floating-chip {
    display: none;
  }

  .whatsapp-float {
    left: 16px;
    right: 16px;
    text-align: center;
  }
}