:root {
  --bg: #05070d;
  --bg-soft: #0a1020;
  --panel: rgba(13, 20, 37, 0.78);
  --panel-strong: rgba(17, 28, 52, 0.94);
  --line: rgba(255, 255, 255, 0.1);
  --text: #f7fbff;
  --muted: #a8b6ca;
  --blue: #16c8ff;
  --blue-strong: #147dff;
  --green: #25d366;
  --green-dark: #12a84d;
  --danger: #ff4d7d;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 5%, rgba(22, 200, 255, 0.18), transparent 28rem),
    radial-gradient(circle at 90% 18%, rgba(37, 211, 102, 0.12), transparent 22rem),
    linear-gradient(135deg, #05070d 0%, #09111f 42%, #03050a 100%);
  overflow-x: hidden;
}

body.nav-open {
  overflow: hidden;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.section-pad {
  padding: 76px 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 7, 13, 0.78);
  backdrop-filter: blur(18px);
}

.navbar {
  width: min(1120px, calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(22, 200, 255, 0.45);
  border-radius: var(--radius);
  color: #06101b;
  font-weight: 900;
  background: linear-gradient(135deg, var(--blue), #ffffff 48%, var(--green));
  box-shadow: 0 0 28px rgba(22, 200, 255, 0.28);
  flex: 0 0 auto;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1;
}

.brand strong {
  font-size: 0.98rem;
  letter-spacing: 0;
}

.brand small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
}

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

.nav-menu a {
  padding: 11px 13px;
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  transition: 0.2s ease;
}

.nav-menu a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.nav-menu .nav-cta {
  color: #04130a;
  background: var(--green);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--text);
  transition: 0.2s ease;
}

.hero {
  position: relative;
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  border-radius: 999px;
  filter: blur(10px);
  opacity: 0.76;
  pointer-events: none;
}

.hero-glow-a {
  width: 16rem;
  height: 16rem;
  right: 8%;
  top: 18%;
  background: rgba(22, 200, 255, 0.16);
}

.hero-glow-b {
  width: 12rem;
  height: 12rem;
  left: 4%;
  bottom: 10%;
  background: rgba(37, 211, 102, 0.13);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 44px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(2.55rem, 7vw, 5.9rem);
  line-height: 0.94;
  letter-spacing: 0;
}

.hero-subtitle {
  max-width: 650px;
  margin: 24px 0 0;
  color: #d2dfef;
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 900;
  line-height: 1.1;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.btn-primary {
  color: #031008;
  background: linear-gradient(135deg, var(--green), #a8ffca);
  box-shadow: 0 18px 38px rgba(37, 211, 102, 0.25);
}

.btn-secondary,
.btn-card {
  color: var(--text);
  border-color: rgba(22, 200, 255, 0.38);
  background: rgba(255, 255, 255, 0.05);
}

.btn-card {
  width: 100%;
  margin-top: auto;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.hero-proof span,
.trust-row span {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  padding: 9px 12px;
  color: #d9e8f8;
  background: rgba(255, 255, 255, 0.05);
  font-size: 0.86rem;
  font-weight: 800;
}

.network-panel {
  position: relative;
  border: 1px solid rgba(22, 200, 255, 0.18);
  border-radius: var(--radius);
  padding: 22px;
  background:
    linear-gradient(145deg, rgba(21, 35, 64, 0.92), rgba(5, 8, 15, 0.82)),
    radial-gradient(circle at top right, rgba(22, 200, 255, 0.2), transparent 15rem);
  box-shadow: var(--shadow);
}

.panel-top,
.metric-grid {
  display: flex;
  justify-content: space-between;
  gap: 14px;
}

.panel-top {
  align-items: center;
  color: var(--muted);
  font-weight: 800;
}

.panel-top > div {
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-top strong {
  color: var(--green);
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 18px var(--green);
}

.signal-orbit {
  position: relative;
  height: 330px;
  margin: 22px 0;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  background:
    radial-gradient(circle, rgba(22, 200, 255, 0.12) 0 2px, transparent 3px),
    radial-gradient(circle, transparent 0 36%, rgba(22, 200, 255, 0.12) 37%, transparent 38%),
    radial-gradient(circle, transparent 0 56%, rgba(37, 211, 102, 0.12) 57%, transparent 58%);
  background-size: auto, auto, auto;
  overflow: hidden;
}

.router-core {
  width: 136px;
  height: 136px;
  display: grid;
  place-items: center;
  text-align: center;
  border: 1px solid rgba(22, 200, 255, 0.5);
  border-radius: 50%;
  background: rgba(6, 12, 25, 0.92);
  box-shadow: 0 0 60px rgba(22, 200, 255, 0.28);
  animation: pulse 3.2s ease-in-out infinite;
}

.router-core span,
.router-core strong {
  display: block;
  width: 100%;
}

.router-core span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.router-core strong {
  color: var(--blue);
  font-size: 1.16rem;
}

.node {
  position: absolute;
  min-width: 76px;
  padding: 9px 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  text-align: center;
  color: #eaf7ff;
  background: rgba(255, 255, 255, 0.07);
  font-size: 0.8rem;
  font-weight: 900;
}

.node-a { top: 34px; left: 38px; }
.node-b { right: 28px; top: 70px; }
.node-c { left: 24px; bottom: 62px; }
.node-d { right: 54px; bottom: 34px; }

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.metric-grid div {
  padding: 15px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.metric-grid small {
  display: block;
  color: var(--muted);
  font-weight: 700;
}

.metric-grid strong {
  display: block;
  margin-top: 6px;
}

.section-heading {
  max-width: 790px;
  margin-bottom: 34px;
}

.section-heading.center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.problem-section {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(22, 200, 255, 0.05));
}

.issue-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
  padding-bottom: 8px;
}

.issue-card {
  min-height: 174px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.025));
  transition: 0.2s ease;
}

.issue-card:hover,
.price-card:hover {
  transform: translateY(-6px);
  border-color: rgba(22, 200, 255, 0.36);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.26);
}

.issue-card span {
  color: var(--danger);
  font-weight: 900;
}

.issue-card h3 {
  margin: 34px 0 0;
  font-size: 1.08rem;
  line-height: 1.35;
}

.solution-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 38px;
  align-items: start;
}

.solution-grid {
  display: grid;
  gap: 12px;
}

.solution-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  color: #e8f6ff;
  background: var(--panel);
  font-weight: 850;
}

.solution-item span {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue), var(--green));
  box-shadow: 0 0 18px rgba(22, 200, 255, 0.5);
  flex: 0 0 auto;
}

.pricing-section {
  background: radial-gradient(circle at 50% 10%, rgba(22, 200, 255, 0.12), transparent 28rem);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.price-card {
  position: relative;
  min-height: 410px;
  display: flex;
  flex-direction: column;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
  transition: 0.2s ease;
}

.price-card.featured {
  border-color: rgba(37, 211, 102, 0.42);
  background:
    linear-gradient(145deg, rgba(37, 211, 102, 0.14), rgba(22, 200, 255, 0.08)),
    rgba(255, 255, 255, 0.06);
}

.popular-badge {
  width: fit-content;
  margin-bottom: 14px;
  padding: 7px 9px;
  border-radius: 999px;
  color: #06210f;
  background: var(--green);
  font-size: 0.74rem;
  font-weight: 900;
}

.package-name {
  margin: 0;
  color: var(--blue);
  font-weight: 900;
}

.price-card h3 {
  margin: 12px 0 18px;
  font-size: 2.05rem;
}

.price-card ul {
  display: grid;
  gap: 10px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  color: #d9e8f8;
}

.price-card li {
  position: relative;
  padding-left: 22px;
  line-height: 1.4;
}

.price-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
}

.punch-section {
  background:
    linear-gradient(135deg, rgba(22, 200, 255, 0.16), rgba(37, 211, 102, 0.08)),
    #070b13;
}

.punch-grid {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: 34px;
  align-items: center;
}

.punch-copy p {
  margin: 0 0 18px;
  color: #e5f1ff;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight: 800;
  line-height: 1.45;
}

.trust-section {
  padding-top: 42px;
  padding-bottom: 42px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 38px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
  overflow: hidden;
}

.faq-item button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px;
  border: 0;
  color: var(--text);
  background: transparent;
  font: inherit;
  font-weight: 900;
  text-align: left;
  cursor: pointer;
}

.faq-item button span {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #06101b;
  background: var(--blue);
  flex: 0 0 auto;
}

.faq-item p {
  max-height: 0;
  margin: 0;
  padding: 0 18px;
  color: var(--muted);
  line-height: 1.65;
  overflow: hidden;
  transition: 0.24s ease;
}

.faq-item.active p {
  max-height: 180px;
  padding-bottom: 18px;
}

.faq-item.active button span {
  background: var(--green);
}

.final-cta {
  padding-top: 44px;
}

.final-box {
  padding: clamp(28px, 6vw, 64px);
  border: 1px solid rgba(22, 200, 255, 0.22);
  border-radius: var(--radius);
  text-align: center;
  background:
    radial-gradient(circle at top left, rgba(22, 200, 255, 0.2), transparent 18rem),
    radial-gradient(circle at bottom right, rgba(37, 211, 102, 0.18), transparent 16rem),
    var(--panel-strong);
  box-shadow: var(--shadow);
}

.final-box h2 {
  margin-bottom: 28px;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--muted);
  background: rgba(0, 0, 0, 0.2);
}

.footer-inner {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-weight: 800;
}

.footer-inner p {
  margin: 0;
}

.footer-inner a {
  color: var(--green);
}

.floating-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 60;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #04130a;
  background: var(--green);
  box-shadow: 0 14px 36px rgba(37, 211, 102, 0.42);
  font-weight: 1000;
  transition: 0.2s ease;
}

.floating-whatsapp:hover {
  transform: translateY(-3px) scale(1.03);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.62s ease, transform 0.62s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.desktop-only {
  margin-top: 10px;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 55px rgba(22, 200, 255, 0.24);
  }
  50% {
    transform: scale(1.04);
    box-shadow: 0 0 74px rgba(37, 211, 102, 0.23);
  }
}

@media (max-width: 980px) {
  .hero-grid,
  .solution-layout,
  .punch-grid,
  .faq-layout {
    grid-template-columns: 1fr;
  }

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

  .network-panel {
    max-width: 620px;
    margin: 0 auto;
  }
}

@media (max-width: 760px) {
  .section-pad {
    padding: 58px 0;
  }

  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    inset: 72px 16px auto 16px;
    display: grid;
    padding: 14px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius);
    background: rgba(7, 12, 23, 0.96);
    box-shadow: var(--shadow);
    opacity: 0;
    transform: translateY(-12px);
    pointer-events: none;
    transition: 0.2s ease;
  }

  body.nav-open .nav-menu {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  body.nav-open .nav-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  body.nav-open .nav-toggle span:nth-child(2) {
    opacity: 0;
  }

  body.nav-open .nav-toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero {
    min-height: auto;
    padding-top: 46px;
  }

  .hero-actions .btn,
  .final-box .btn {
    width: 100%;
  }

  .network-panel {
    padding: 16px;
  }

  .signal-orbit {
    height: 280px;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .price-card {
    min-height: auto;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
  }
}

@media (max-width: 430px) {
  .container,
  .navbar {
    width: min(100% - 24px, 1120px);
  }

  .brand strong {
    font-size: 0.9rem;
  }

  .brand small {
    font-size: 0.62rem;
  }

  .router-core {
    width: 112px;
    height: 112px;
  }

  .node {
    min-width: 64px;
    font-size: 0.72rem;
  }

  .node-a { left: 12px; }
  .node-b { right: 10px; }
  .node-c { left: 10px; }
  .node-d { right: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}