:root {
  color-scheme: dark;
  --bg: #090b0a;
  --panel: #111411;
  --panel-2: #171a17;
  --line: #292e29;
  --text: #f3f6f0;
  --muted: #a3aaa1;
  --lime: #b9ff39;
  --lime-dark: #152008;
  --max: 1180px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 80% 8%, rgba(185, 255, 57, .08), transparent 28rem),
    var(--bg);
  color: var(--text);
  line-height: 1.55;
}
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: .75rem 1rem;
  background: var(--lime);
  color: #080a08;
}
.skip-link:focus { top: 1rem; }
.site-header, footer, .hero, .section, .cta {
  width: min(calc(100% - 2rem), var(--max));
  margin-inline: auto;
}
.site-header {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
  font-weight: 800;
}
.brand-mark {
  width: 2.3rem;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: .75rem;
  background: var(--lime);
  color: #090b0a;
  font-size: .74rem;
  letter-spacing: -.05em;
  transform: rotate(-5deg);
}
nav { display: flex; gap: 2rem; }
nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: .92rem;
}
nav a:hover, nav a:focus-visible { color: var(--text); }
.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .85rem 1.4rem;
  border: 0;
  border-radius: 999px;
  background: var(--lime);
  color: #090b0a;
  font-weight: 850;
  text-decoration: none;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease;
}
.button:hover { transform: translateY(-2px); box-shadow: 0 12px 35px rgba(185, 255, 57, .16); }
.button:focus-visible, button:focus-visible, a:focus-visible, summary:focus-visible {
  outline: 3px solid white;
  outline-offset: 3px;
}
.button-small { min-height: 42px; padding: .6rem 1.1rem; font-size: .88rem; }
.hero {
  min-height: 690px;
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  align-items: center;
  gap: clamp(2rem, 6vw, 7rem);
  padding-block: 5rem 7rem;
}
.eyebrow {
  margin: 0 0 1rem;
  color: var(--lime);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 760px;
  margin-bottom: 1.6rem;
  font-size: clamp(3.5rem, 7.3vw, 7rem);
  line-height: .89;
  letter-spacing: -.07em;
}
h1 span { color: #80877d; }
.hero-lead {
  max-width: 620px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}
.hero-actions { display: flex; align-items: center; gap: 1.5rem; margin-top: 2rem; }
.text-link { color: var(--text); font-weight: 700; text-decoration: none; }
.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
  padding: 0;
  margin: 2.4rem 0 0;
  list-style: none;
  color: var(--muted);
  font-size: .84rem;
}
.trust-list li::before { content: "✓"; margin-right: .5rem; color: var(--lime); }
.hero-visual {
  min-height: 510px;
  position: relative;
  display: grid;
  place-items: center;
  isolation: isolate;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 7%;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: repeating-radial-gradient(circle, transparent 0 34px, rgba(255,255,255,.025) 35px 36px);
}
.orb {
  position: relative;
  z-index: 2;
  width: min(58vw, 280px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, #e2ffad 0, var(--lime) 22%, #5a8c0b 65%, #10170a 100%);
  color: #090b0a;
  box-shadow: 0 0 90px rgba(185, 255, 57, .18), inset -25px -30px 55px rgba(0,0,0,.35);
}
.orb-label { font-size: 5rem; font-weight: 950; letter-spacing: -.1em; transform: translateX(-.12em); }
.orb-status {
  position: absolute;
  bottom: 3.2rem;
  padding: .35rem .7rem;
  border-radius: 999px;
  background: rgba(9,11,10,.82);
  color: var(--text);
  font-size: .72rem;
}
.signal {
  position: absolute;
  z-index: 1;
  width: 82%;
  aspect-ratio: 1;
  border: 1px solid rgba(185, 255, 57, .2);
  border-radius: 50%;
  animation: pulse 4s ease-in-out infinite;
}
.signal-two { width: 102%; animation-delay: -2s; }
@keyframes pulse { 50% { transform: scale(1.04); opacity: .35; } }
.metric {
  position: absolute;
  z-index: 3;
  min-width: 150px;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background: rgba(17,20,17,.88);
  backdrop-filter: blur(12px);
}
.metric small { display: block; color: var(--muted); }
.metric strong { font-size: 1.08rem; }
.metric-speed { top: 16%; right: -2%; }
.metric-protocol { bottom: 12%; left: -4%; }
.ticker {
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: var(--lime);
  color: #090b0a;
}
.ticker div {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  font-weight: 850;
  white-space: nowrap;
}
.ticker i { width: 7px; aspect-ratio: 1; border-radius: 50%; background: #090b0a; }
.section { padding-block: 8rem; }
.section-heading { max-width: 760px; margin-bottom: 3rem; }
h2 {
  margin-bottom: 1rem;
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  line-height: .98;
  letter-spacing: -.055em;
}
h3 { margin-bottom: .65rem; font-size: 1.35rem; line-height: 1.15; }
.feature-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 1rem; }
.feature-card {
  min-height: 300px;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--line);
  border-radius: 2rem;
  background: var(--panel);
}
.feature-card p { max-width: 500px; color: var(--muted); }
.feature-wide { grid-row: span 2; min-height: 616px; display: flex; flex-direction: column; justify-content: flex-end; }
.feature-number { display: block; margin-bottom: auto; color: var(--muted); font-size: .8rem; }
.feature-accent { background: var(--lime); color: #090b0a; }
.feature-accent p, .feature-accent .feature-number { color: #34401f; }
.mini-flow { display: flex; align-items: center; gap: .7rem; margin-top: 2rem; flex-wrap: wrap; }
.mini-flow span { padding: .7rem 1rem; border: 1px solid var(--line); border-radius: 999px; background: var(--panel-2); }
.mini-flow b { color: var(--lime); }
.steps-section { border-top: 1px solid var(--line); }
.steps { padding: 0; list-style: none; border-top: 1px solid var(--line); }
.steps li {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--line);
}
.steps li > span { color: var(--lime); font-weight: 800; }
.steps p { margin: 0; color: var(--muted); }
.tariff-heading { max-width: none; display: flex; justify-content: space-between; align-items: end; gap: 2rem; }
.filter { display: flex; gap: .35rem; padding: .3rem; border: 1px solid var(--line); border-radius: 999px; }
.filter-button {
  padding: .65rem 1rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}
.filter-button.active { background: var(--text); color: var(--bg); }
.tariff-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.tariff-card {
  display: flex;
  flex-direction: column;
  min-height: 330px;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 1.6rem;
  background: var(--panel);
}
.tariff-card:nth-child(2) { border-color: #5d762e; background: linear-gradient(150deg, #18200f, var(--panel)); }
.tariff-type { color: var(--muted); font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; }
.price { margin: 1.2rem 0; font-size: 2.5rem; font-weight: 900; letter-spacing: -.06em; }
.price small { color: var(--muted); font-size: .8rem; font-weight: 500; letter-spacing: 0; }
.tariff-meta { color: var(--muted); }
.tariff-card .button { width: 100%; margin-top: auto; }
.tariff-note, .loading { color: var(--muted); }
.faq-section { display: grid; grid-template-columns: .75fr 1.25fr; gap: 6rem; }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { padding: 1.5rem 2.5rem 1.5rem 0; cursor: pointer; font-weight: 750; }
details p { padding: 0 0 1.5rem; color: var(--muted); }
.cta {
  margin-bottom: 2rem;
  padding: clamp(2rem, 7vw, 6rem);
  border-radius: 2.5rem;
  background: var(--lime);
  color: #090b0a;
  text-align: center;
}
.cta .eyebrow { color: #3c521b; }
.cta h2 { max-width: 850px; margin-inline: auto; }
.cta p:not(.eyebrow) { color: #34401f; }
.cta .button { margin-top: 1rem; background: #090b0a; color: var(--text); }
footer {
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  color: var(--muted);
  font-size: .85rem;
}

@media (max-width: 900px) {
  nav { display: none; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 4rem; }
  .hero-visual { min-height: 460px; }
  .metric-speed { right: 4%; }
  .metric-protocol { left: 4%; }
  .feature-grid, .faq-section { grid-template-columns: 1fr; }
  .feature-wide { grid-row: auto; min-height: 440px; }
  .tariff-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-section { gap: 1rem; }
}

@media (max-width: 600px) {
  .site-header > .button { display: none; }
  .site-header { min-height: 66px; }
  h1 { font-size: clamp(3.2rem, 17vw, 5rem); }
  .hero { padding-block: 3rem 5rem; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .text-link { text-align: center; }
  .hero-visual { min-height: 390px; }
  .metric { min-width: 125px; padding: .8rem; }
  .metric-speed { top: 10%; }
  .metric-protocol { bottom: 6%; }
  .ticker div { justify-content: flex-start; overflow: hidden; padding-left: 1rem; }
  .section { padding-block: 5rem; }
  .tariff-heading { align-items: stretch; flex-direction: column; }
  .filter { overflow-x: auto; }
  .tariff-grid { grid-template-columns: 1fr; }
  .steps li { grid-template-columns: 42px 1fr; }
  footer { padding-block: 2rem; align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}