:root {
  --bg: #020817;
  --panel: rgba(6, 21, 55, 0.82);
  --cyan: #00c8ff;
  --blue: #0a73ff;
  --text: #ffffff;
  --muted: #c4d4ea;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.42);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Montserrat", Arial, sans-serif;
  background:
    radial-gradient(circle at 50% 18%, rgba(0, 174, 255, .16), transparent 26%),
    radial-gradient(circle at 8% 30%, rgba(0, 126, 255, .12), transparent 25%),
    radial-gradient(circle at 93% 33%, rgba(0, 126, 255, .12), transparent 25%),
    linear-gradient(180deg, #020716 0%, #031027 55%, #020817 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(255,255,255,.55) 0 1px, transparent 1.3px);
  background-size: 42px 42px;
  opacity: .08;
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 28px;
  position: relative;
  z-index: 2;
}

.hero {
  text-align: center;
  max-width: 850px;
  margin: 0 auto 30px;
}
.brand-logo {
  width: min(740px, 88vw);
  max-height: 300px;
  object-fit: contain;
  filter: drop-shadow(0 0 26px rgba(0, 195, 255, .28));
}
.hero-divider {
  width: min(520px, 72vw);
  height: 2px;
  margin: -6px auto 26px;
  background: linear-gradient(90deg, transparent, #00bfff, transparent);
  box-shadow: 0 0 16px #00bfff;
}
.hero h1 { margin: 0; text-transform: uppercase; line-height: .98; letter-spacing: -.02em; }
.hero h1 span { display: block; font-size: clamp(2rem, 5vw, 4.4rem); font-weight: 900; }
.hero h1 strong { display: block; font-size: clamp(2rem, 5.2vw, 4.7rem); color: #08bfff; font-weight: 900; }
.hero p { max-width: 780px; margin: 20px auto 0; font-size: clamp(1rem, 2vw, 1.35rem); line-height: 1.55; color: #f2f7ff; }
.hero p b { color: #00d7ff; }

.link-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: 34px auto 38px;
}
.action-card {
  min-height: 168px;
  display: grid;
  grid-template-columns: 104px 1fr 38px;
  align-items: center;
  gap: 18px;
  padding: 22px 24px;
  border-radius: 30px;
  color: white;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: var(--shadow), inset 0 0 24px rgba(255,255,255,.04);
  backdrop-filter: blur(14px);
  transform: translateY(0);
  transition: transform .25s ease, box-shadow .25s ease, filter .25s ease;
  position: relative;
  overflow: hidden;
}
.action-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 15%, rgba(255,255,255,.14) 45%, transparent 70%);
  transform: translateX(-110%);
  transition: transform .6s ease;
}
.action-card:hover { transform: translateY(-7px) scale(1.01); filter: brightness(1.07); }
.action-card:hover::after { transform: translateX(110%); }
.action-card:focus-visible { outline: 3px solid #fff; outline-offset: 4px; }
.whatsapp { background: linear-gradient(135deg, #0ac43f, #068f2b 70%, #027420); box-shadow: 0 18px 45px rgba(4, 197, 67, .25); }
.site { background: linear-gradient(135deg, #0c74ee, #07387f 72%, #041d48); box-shadow: 0 18px 45px rgba(3, 112, 255, .25); }
.facebook { background: linear-gradient(135deg, #186be5, #0a367f 72%, #061e49); box-shadow: 0 18px 45px rgba(24, 107, 229, .24); }
.instagram { background: linear-gradient(135deg, #7b2cff, #d52d77 55%, #ff7a00); box-shadow: 0 18px 45px rgba(213, 45, 119, .25); }
.icon-circle {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255,255,255,.13);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.16), 0 10px 24px rgba(0,0,0,.18);
}
.icon-circle svg { width: 58px; height: 58px; fill: white; }
.card-copy { min-width: 0; text-transform: uppercase; }
.card-copy small { display: block; font-size: .98rem; font-weight: 700; margin-bottom: 4px; }
.card-copy strong { display: block; font-size: clamp(1.6rem, 3vw, 2.35rem); line-height: 1.05; font-weight: 900; }
.card-copy span { display: block; margin-top: 7px; font-size: clamp(.85rem, 1.6vw, 1.08rem); text-transform: none; font-weight: 600; overflow-wrap: anywhere; }
.arrow { font-size: 3.2rem; line-height: 1; font-weight: 300; }

.benefits {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin: 28px 0 34px;
  border-top: 1px solid rgba(0, 192, 255, .2);
  border-bottom: 1px solid rgba(0, 192, 255, .12);
  background: rgba(2, 12, 34, .42);
  backdrop-filter: blur(10px);
}
.benefits article { text-align: center; padding: 26px 18px; position: relative; }
.benefits article:not(:last-child)::after { content: ""; position: absolute; right: 0; top: 20%; width: 1px; height: 60%; background: linear-gradient(transparent, #00c8ff, transparent); opacity: .65; }
.benefit-icon { font-size: 2.2rem; color: #00c8ff; margin-bottom: 10px; }
.benefits h2 { margin: 0 0 8px; font-size: 1rem; color: #04d1ff; text-transform: uppercase; }
.benefits p { margin: 0; color: #e2ebf8; font-size: .95rem; line-height: 1.45; }

footer { text-align: center; padding: 12px 0 0; }
footer img { width: min(400px, 72vw); max-height: 150px; object-fit: contain; opacity: .95; }
footer p { color: #b9c8dc; font-size: .9rem; }

.fiber { position: fixed; top: 9%; width: 48vw; height: 45vh; pointer-events: none; opacity: .55; z-index: 0; background: repeating-linear-gradient(0deg, transparent 0 11px, rgba(0,164,255,.7) 12px, transparent 14px); filter: drop-shadow(0 0 10px #008cff); }
.fiber-left { left: -27vw; transform: perspective(700px) rotateY(40deg) rotateZ(8deg); transform-origin: right center; }
.fiber-right { right: -27vw; transform: perspective(700px) rotateY(-40deg) rotateZ(-8deg); transform-origin: left center; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 840px) {
  .page-shell { width: min(100% - 22px, 720px); padding-top: 22px; }
  .link-grid { gap: 13px; }
  .action-card { min-height: 136px; grid-template-columns: 78px 1fr 26px; gap: 14px; padding: 18px; border-radius: 24px; }
  .icon-circle { width: 72px; height: 72px; }
  .icon-circle svg { width: 42px; height: 42px; }
  .benefits { grid-template-columns: repeat(2, 1fr); }
  .benefits article:nth-child(2)::after { display: none; }
  .benefits article:nth-child(-n+2) { border-bottom: 1px solid rgba(0,192,255,.16); }
}

@media (max-width: 620px) {
  .brand-logo { width: 100%; }
  .hero-divider { margin-top: -2px; }
  .hero p { font-size: .98rem; }
  .link-grid { grid-template-columns: 1fr; }
  .action-card { min-height: 124px; }
  .card-copy strong { font-size: 1.55rem; }
  .card-copy small { font-size: .82rem; }
  .card-copy span { font-size: .85rem; }
  .benefits { grid-template-columns: 1fr 1fr; }
  .benefits article { padding: 21px 11px; }
  .benefits h2 { font-size: .82rem; }
  .benefits p { font-size: .8rem; }
  .fiber { opacity: .28; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .action-card { transition: none; }
}