:root {
  --black: #02040b;
  --navy: #061126;
  --card: rgba(3, 12, 32, .86);
  --white: #ffffff;
  --muted: #b8c7dc;
  --blue: #008cff;
  --cyan: #18dbff;
  --purple: #7427ff;
  --green: #31f000;
  --gold: #ff9d00;
  --line: rgba(0, 157, 255, .35);
  --shadow-blue: 0 0 34px rgba(0, 140, 255, .42);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--black);
  color: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(circle at 75% 12%, rgba(0, 140, 255, .36), transparent 28%),
    radial-gradient(circle at 25% 34%, rgba(116, 39, 255, .24), transparent 28%),
    radial-gradient(circle at 50% 100%, rgba(0, 140, 255, .18), transparent 34%),
    linear-gradient(180deg, #02040b 0%, #061126 48%, #02040b 100%);
}
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(24, 219, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 219, 255, .045) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, transparent 0%, black 18%, black 82%, transparent 100%);
}
.bg-glow {
  position: fixed;
  inset: -10%;
  z-index: -1;
  background: radial-gradient(circle at 80% 18%, rgba(24,219,255,.18), transparent 24%);
  filter: blur(8px);
}
a { color: inherit; text-decoration: none; }
.container { width: min(1180px, 92%); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(2, 4, 11, .82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.nav {
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand img {
  width: 178px;
  height: 58px;
  object-fit: contain;
  object-position: left center;
  border-radius: 14px;
  filter: drop-shadow(0 0 15px rgba(0, 140, 255, .72));
}
.nav-links {
  display: flex;
  gap: 20px;
  align-items: center;
  font-size: 13px;
  font-weight: 950;
  text-transform: uppercase;
  color: #e8f6ff;
}
.nav-links a {
  position: relative;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -9px;
  width: 0;
  height: 2px;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
  transition: .25s;
}
.nav-links a:hover::after { width: 100%; }
.menu-btn {
  display: none;
  border: none;
  background: transparent;
  color: white;
  font-size: 30px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  padding: 15px 22px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: white;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: .02em;
  box-shadow: 0 0 24px rgba(0, 140, 255, .52);
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); filter: brightness(1.08); }
.btn-outline {
  background: transparent;
  border: 1px solid rgba(255,255,255,.7);
  box-shadow: none;
}
.btn-full { width: 100%; }
.btn-nav { padding: 12px 16px; font-size: 13px; }

.hero {
  min-height: 780px;
  display: flex;
  align-items: center;
  padding: 88px 0 40px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr .92fr;
  gap: 48px;
  align-items: center;
}
.eyebrow {
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: .13em;
  font-weight: 950;
  font-size: 13px;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin: 16px 0 12px;
  font-size: clamp(52px, 8vw, 98px);
  line-height: .88;
  font-style: italic;
  text-transform: uppercase;
  text-shadow: 0 0 30px rgba(0, 140, 255, .45);
}
h1 span {
  display: block;
  background: linear-gradient(180deg, #9ff5ff 0%, #009dff 72%);
  -webkit-background-clip: text;
  color: transparent;
}
.purple-pill {
  display: inline-block;
  margin: 6px 0 18px;
  padding: 10px 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, #3512a8, #7b22ff);
  box-shadow: 0 0 24px rgba(116, 39, 255, .6);
  font-size: clamp(17px, 2.4vw, 28px);
  font-weight: 950;
  text-transform: uppercase;
  font-style: italic;
}
.hero p,
.section-title p,
.service p,
.contact p,
.coverage p {
  color: var(--muted);
  line-height: 1.7;
}
.hero p {
  max-width: 610px;
  font-size: 18px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 30px 0;
}
.benefits-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
}
.benefits-row div {
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(0, 22, 58, .58);
  box-shadow: inset 0 0 24px rgba(0,140,255,.08);
}

.hero-art {
  min-height: 500px;
  position: relative;
  border: 1px solid var(--line);
  border-radius: 38px;
  overflow: hidden;
  background:
    radial-gradient(circle at center, rgba(0, 140, 255, .26), transparent 42%),
    linear-gradient(135deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
  box-shadow: var(--shadow-blue);
}
.fiber-ring {
  position: absolute;
  width: 460px;
  height: 210px;
  border: 3px solid rgba(0, 157, 255, .8);
  border-radius: 50%;
  left: 50%;
  bottom: 42px;
  transform: translateX(-50%) rotate(-6deg);
  box-shadow: 0 0 34px rgba(0,140,255,.9), inset 0 0 25px rgba(0,140,255,.38);
}
.router {
  position: absolute;
  left: 50%;
  bottom: 105px;
  transform: translateX(-50%);
  width: 330px;
  height: 125px;
  border-radius: 28px;
  background: linear-gradient(145deg, #161d2d, #01040a);
  box-shadow: 0 28px 58px rgba(0,0,0,.78), 0 0 70px rgba(0,140,255,.55);
  z-index: 4;
}
.antenna {
  position: absolute;
  top: -150px;
  width: 13px;
  height: 185px;
  border-radius: 10px;
  background: linear-gradient(180deg, #252f43, #060914);
  border: 1px solid #3f4c67;
}
.antenna-left { left: 38px; transform: rotate(-8deg); }
.antenna-right { right: 38px; transform: rotate(8deg); }
.router-top {
  text-align: center;
  font-size: 76px;
  color: white;
  transform: rotate(180deg);
  line-height: 80px;
}
.leds {
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  display: flex;
  gap: 18px;
}
.leds b {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 16px var(--cyan);
}
.leds b:nth-child(4) { background: var(--green); box-shadow: 0 0 16px var(--green); }
.leds b:nth-child(5) { background: var(--gold); box-shadow: 0 0 16px var(--gold); }
.wifi-neon {
  position: absolute;
  left: 50%;
  top: 42px;
  width: 260px;
  height: 180px;
  transform: translateX(-50%);
}
.wifi-neon span {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-top-color: var(--cyan);
  border-radius: 50%;
  filter: drop-shadow(0 0 12px var(--cyan));
}
.wifi-neon span:nth-child(1) { width: 250px; height: 250px; top: 0; }
.wifi-neon span:nth-child(2) { width: 170px; height: 170px; top: 45px; }
.wifi-neon span:nth-child(3) { width: 92px; height: 92px; top: 88px; }
.wifi-neon i {
  position: absolute;
  left: 50%;
  top: 145px;
  width: 18px;
  height: 18px;
  transform: translateX(-50%);
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 18px var(--cyan);
}

.info-strip { padding: 0 0 42px; }
.strip-grid {
  display: grid;
  grid-template-columns: 1.35fr 1.25fr 1fr 1fr;
  border: 1px solid var(--line);
  background: rgba(2, 8, 24, .86);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-blue);
}
.strip-grid a,
.strip-grid div {
  padding: 20px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 12px;
  align-items: center;
  border-right: 1px solid var(--line);
}
.strip-grid span {
  grid-row: span 2;
  font-size: 34px;
}
.strip-grid small {
  font-size: 12px;
  text-transform: uppercase;
  font-weight: 800;
}
.strip-grid strong {
  color: var(--cyan);
  font-size: clamp(19px, 2.2vw, 28px);
}
.strip-grid a:first-child strong { color: #4cff20; }

.section { padding: 88px 0; }
.section-title {
  max-width: 830px;
  margin: 0 auto 46px;
  text-align: center;
}
.section-title h2,
.coverage h2,
.contact h2,
.calculator-grid h2 {
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1;
  text-transform: uppercase;
  font-style: italic;
  text-shadow: 0 0 20px rgba(0,140,255,.25);
}

.plans {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.plan {
  position: relative;
  padding: 28px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(4, 10, 25, .96), rgba(0,0,0,.96));
  border: 2px solid var(--blue);
  box-shadow: 0 0 28px rgba(0, 140, 255, .35), inset 0 0 42px rgba(0,140,255,.08);
  transition: .25s;
}
.plan:hover {
  transform: translateY(-8px);
}
.plan h3 {
  text-align: center;
  text-transform: uppercase;
  font-size: 21px;
  border-bottom: 2px solid currentColor;
  padding-bottom: 14px;
}
.plan h3 span {
  display: block;
  margin-top: 5px;
  font-size: 31px;
  font-style: italic;
}
.plan ul {
  list-style: none;
  padding: 0;
  margin: 27px 0;
}
.plan li {
  margin: 16px 0;
  text-transform: uppercase;
  font-weight: 850;
  color: white;
}
.price {
  padding: 15px;
  border-radius: 15px;
  text-align: center;
  font-size: 38px;
  font-weight: 950;
  margin-bottom: 20px;
}
.price small {
  display: block;
  font-size: 14px;
  text-transform: uppercase;
}
.green { border-color: var(--green); color: #8cff75; box-shadow: 0 0 30px rgba(49,240,0,.38); }
.green .price { background: linear-gradient(135deg, #168700, #36d60a); color: white; }
.blue { border-color: var(--blue); color: #56bdff; box-shadow: 0 0 30px rgba(0,140,255,.38); }
.blue .price { background: linear-gradient(135deg, #003ea5, #008cff); color: white; }
.purple { border-color: var(--purple); color: #cf7cff; box-shadow: 0 0 30px rgba(116,39,255,.4); }
.purple .price { background: linear-gradient(135deg, #4d12a5, #a222ff); color: white; }
.gold { border-color: var(--gold); color: #ffd17a; box-shadow: 0 0 30px rgba(255,157,0,.4); }
.gold .price { background: linear-gradient(135deg, #914800, #ff9d00); color: white; }
.tag {
  position: absolute;
  top: -15px;
  left: 24px;
  background: white;
  color: #061126;
  border-radius: 999px;
  padding: 7px 13px;
  font-size: 12px;
  font-weight: 950;
  text-transform: uppercase;
}

.requirements {
  background: rgba(0, 20, 54, .42);
}
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.step {
  position: relative;
  min-height: 255px;
  padding: 30px;
  border-radius: 22px;
  background: #f6f9ff;
  color: #071126;
  text-align: center;
  box-shadow: 0 0 28px rgba(0,140,255,.28);
}
.step b {
  position: absolute;
  top: 15px;
  left: 15px;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #005dd8;
  color: white;
  font-size: 23px;
}
.step-icon {
  margin: 30px 0 14px;
  font-size: 66px;
}
.step h3 {
  text-transform: uppercase;
  font-size: 18px;
}
.step p {
  color: #071126;
  font-weight: 900;
}

.dark {
  background: linear-gradient(135deg, rgba(3, 8, 22, .98), rgba(6, 25, 61, .98));
}
.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.service {
  padding: 28px;
  border-radius: 22px;
  background: rgba(0, 25, 63, .72);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-blue);
  font-size: 34px;
}
.service h3 {
  font-size: 22px;
  text-transform: uppercase;
}
.service p {
  font-size: 16px;
}

.calculator-section {
  background: rgba(0, 12, 32, .58);
}
.calculator-grid,
.coverage-box,
.contact-grid {
  display: grid;
  grid-template-columns: 1fr .85fr;
  gap: 34px;
  align-items: center;
  padding: 38px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    radial-gradient(circle at 72% 30%, rgba(0,140,255,.26), transparent 28%),
    rgba(0, 14, 38, .74);
  box-shadow: var(--shadow-blue);
}
.calculator,
.lead-form {
  display: grid;
  gap: 15px;
}
input,
select {
  width: 100%;
  padding: 17px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.08);
  color: white;
  font-size: 16px;
}
option { color: #071126; }
.recommendation {
  padding: 18px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0,140,255,.18), rgba(24,219,255,.12));
  border: 1px solid var(--line);
  color: var(--cyan);
  font-weight: 950;
  text-align: center;
  text-transform: uppercase;
}

.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 100;
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #25d366;
  color: white;
  font-size: 31px;
  box-shadow: 0 0 26px rgba(37,211,102,.75);
}
.footer {
  padding: 42px 0 24px;
  background: #01040a;
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 28px;
}
.footer img {
  width: 180px;
  height: 60px;
  object-fit: cover;
  border-radius: 13px;
}
.footer a {
  display: block;
  color: var(--muted);
  margin: 8px 0;
}
.copy {
  color: var(--muted);
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 25px;
  padding-top: 18px;
  font-size: 14px;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: .7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .btn-nav { display: none; }
  .menu-btn { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 88px;
    left: 4%;
    right: 4%;
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(2, 4, 11, .97);
    flex-direction: column;
    align-items: flex-start;
    box-shadow: var(--shadow-blue);
  }
  .nav-links.open { display: flex; }
  .hero-grid,
  .calculator-grid,
  .coverage-box,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .plans,
  .steps,
  .services,
  .strip-grid,
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 620px) {
  .brand img { width: 138px; height: 48px; }
  .hero { min-height: auto; padding-top: 58px; }
  .hero-art { min-height: 390px; }
  .router { width: 270px; }
  .fiber-ring { width: 360px; }
  .benefits-row,
  .plans,
  .steps,
  .services,
  .strip-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .strip-grid a,
  .strip-grid div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  h1 { font-size: 52px; }
  .section { padding: 68px 0; }
  .calculator-grid,
  .coverage-box,
  .contact-grid { padding: 26px; }
}