:root {
  --bg: #05080d;
  --bg-lift: #0a121a;
  --panel: rgba(8, 20, 28, 0.78);
  --glass: rgba(90, 230, 210, 0.045);
  --stroke: rgba(62, 224, 196, 0.28);
  --stroke-soft: rgba(140, 230, 220, 0.1);
  --ink: #031016;
  --paper: #e7f6f4;
  --mute: #97b4b2;
  --dim: #6a8584;
  --gold: #3ee0c4;
  --gold-hi: #9ff8e8;
  --gold-lo: #149e8a;
  --radius: 20px;
  --radius-s: 12px;
  --max: 1140px;
  --nav: 74px;
  --sans: "Karla", "Segoe UI", sans-serif;
  --display: "Fraunces", Georgia, serif;
  --mono: "Azeret Mono", Consolas, monospace;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--sans);
  color: var(--paper);
  line-height: 1.7;
  overflow-x: hidden;
  background:
    radial-gradient(920px 520px at 92% -12%, rgba(62, 224, 196, 0.16), transparent 58%),
    radial-gradient(640px 420px at -12% 30%, rgba(56, 120, 255, 0.1), transparent 62%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(62, 224, 196, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(62, 224, 196, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(at 50% 18%, #000 28%, transparent 78%);
}
.orb {
  position: fixed;
  width: 42vw;
  height: 42vw;
  max-width: 540px;
  max-height: 540px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(40px);
  opacity: 0.18;
  background: radial-gradient(circle, rgba(62, 224, 196, 0.55), transparent 68%);
  animation: drift 18s var(--ease) infinite alternate;
}
.orb.b {
  left: auto;
  right: -8vw;
  top: 38vh;
  opacity: 0.1;
  animation-duration: 24s;
  background: radial-gradient(circle, rgba(80, 140, 255, 0.7), transparent 70%);
}

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-6vw, 8vh, 0) scale(1.12); }
}

::selection { background: rgba(62, 224, 196, 0.38); color: var(--ink); }
a { color: var(--gold-hi); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: #fff; }
img { max-width: 100%; height: auto; display: block; }

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--gold);
  color: var(--ink);
  padding: 8px 12px;
  z-index: 80;
}
.skip:focus { left: 12px; top: 12px; }

#progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 70;
  height: 2px;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, transparent, var(--gold-lo), var(--gold), var(--gold-hi));
  pointer-events: none;
}

.glow-cursor {
  position: fixed;
  width: 180px;
  height: 180px;
  margin: -90px 0 0 -90px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
  opacity: 0;
  background: radial-gradient(circle, rgba(62, 224, 196, 0.16), transparent 68%);
  transition: opacity 0.4s ease;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: var(--nav);
  padding: 12px max(24px, calc((100vw - var(--max)) / 2));
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  align-items: center;
  gap: 12px 16px;
  background: rgba(5, 8, 13, 0.58);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px) saturate(1.2);
}
.topbar.stuck {
  background: rgba(5, 8, 13, 0.9);
  border-bottom-color: var(--stroke-soft);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.38);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  text-decoration: none;
  font-family: var(--display);
  font-weight: 720;
  letter-spacing: -0.04em;
  white-space: nowrap;
}
.brand:hover { color: #fff; }
.mark {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #07141a;
  box-shadow: inset 0 0 0 1px rgba(62, 224, 196, 0.35), 0 8px 20px rgba(62, 224, 196, 0.22);
  transition: transform 0.3s var(--ease);
}
.mark svg { width: 100%; height: 100%; display: block; }
.brand:hover .mark { transform: rotate(8deg) scale(1.06); }

.menu {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 2px;
}
.menu a {
  padding: 8px 12px;
  color: var(--mute);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 650;
  border-radius: 10px;
}
.menu a:hover { color: #fff; background: rgba(255, 255, 255, 0.04); }
.menu a.on {
  color: var(--ink);
  background: linear-gradient(180deg, var(--gold-hi), var(--gold));
}

.nav-end { display: flex; align-items: center; gap: 10px; justify-self: end; }
.chip {
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ink);
  background: var(--gold);
  padding: 8px 12px;
  border-radius: 999px;
  white-space: nowrap;
  border: 0;
  cursor: pointer;
}
.chip b { font-size: 0.95rem; }
.chip.copied { background: var(--gold-hi); }

.burger {
  display: none;
  width: 42px;
  height: 42px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--paper);
}
.burger span {
  display: block;
  width: 16px;
  height: 1.5px;
  border-radius: 99px;
  background: currentColor;
  transition: transform 0.22s var(--ease), opacity 0.22s ease;
}
.burger[aria-expanded="true"] span:first-child { transform: translateY(3.25px) rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { transform: translateY(-3.25px) rotate(-45deg); }

.btn {
  position: relative;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  border-radius: 12px;
  padding: 12px 20px;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.18s var(--ease), box-shadow 0.18s ease;
}
.btn-nav {
  min-height: 40px;
  padding: 8px 14px;
  font-size: 0.8rem;
}
.btn:hover { transform: translateY(-2px); }
.btn-gold {
  color: var(--ink);
  background: linear-gradient(180deg, #c8fff4 0%, var(--gold) 48%, var(--gold-lo) 100%);
  box-shadow: 0 10px 28px rgba(62, 224, 196, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.45);
}
.btn-gold::after {
  content: "";
  position: absolute;
  top: -20%;
  left: 0;
  width: 30%;
  height: 140%;
  background: rgba(255, 255, 255, 0.32);
  transform: translate3d(-260%, 0, 0) skewX(-20deg);
  transition: transform 0.32s var(--ease);
}
.btn-gold:hover { color: var(--ink); }
.btn-gold:hover::after { transform: translate3d(430%, 0, 0) skewX(-20deg); }
.btn-ghost {
  color: #eee;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.12);
  text-decoration: none;
}
.btn-ghost:hover { border-color: rgba(62, 224, 196, 0.55); color: var(--gold-hi); }

.wrap, .hero, .block, .site-foot { position: relative; z-index: 2; }
.wrap, .hero, .block { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(280px, 0.88fr);
  gap: 32px 48px;
  align-items: center;
  padding: 56px 0 36px;
}
.hero.solo { display: block; padding: 40px 0 12px; }
.kicker {
  color: var(--gold-hi);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 700;
  margin: 0 0 10px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.kicker::before {
  content: "";
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
  animation: dash 2.4s var(--ease) infinite;
}
@keyframes dash {
  0%, 100% { transform: scaleX(0.6); opacity: 0.5; }
  50% { transform: scaleX(1); opacity: 1; }
}
h1 {
  margin: 8px 0 16px;
  font-family: var(--display);
  font-size: clamp(2.35rem, 5.6vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  font-weight: 600;
  font-optical-sizing: auto;
  text-transform: none;
  background: linear-gradient(180deg, #f4fffc 0%, var(--gold-hi) 42%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lede { color: var(--mute); font-size: 1.05rem; max-width: 40rem; }
.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: 28px;
}
.cta-link {
  color: var(--gold-hi);
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  margin-left: 2px;
}
.cta-link:hover { color: #fff; }
.cta-row-stack {
  flex-direction: column;
  align-items: stretch;
  max-width: 26rem;
}
.cta-row-stack .btn { width: 100%; }

.stage {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid var(--stroke);
  background: #071018;
  min-height: 280px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(62, 224, 196, 0.1);
  transform: perspective(900px) rotateY(-6deg) rotateX(3deg);
  animation: floaty 6.5s ease-in-out infinite;
}
@keyframes floaty {
  0%, 100% { transform: perspective(900px) rotateY(-6deg) rotateX(3deg) translateY(0); }
  50% { transform: perspective(900px) rotateY(-4deg) rotateX(1deg) translateY(-8px); }
}
.stage-sky {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, #102430 0%, #0b141c 42%, #071018 100%),
    radial-gradient(circle at 70% 30%, rgba(62, 224, 196, 0.18), transparent 40%);
}
.stage::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(62, 224, 196, 0.12) 50%, transparent 100%);
  background-size: 100% 220%;
  animation: scan 4.8s linear infinite;
  pointer-events: none;
}
@keyframes scan {
  from { background-position: 0 -40%; }
  to { background-position: 0 140%; }
}
.city {
  position: absolute;
  left: 8%;
  right: 28%;
  bottom: 18%;
  height: 38%;
  background:
    linear-gradient(90deg, transparent 0 8%, #0d1c24 8% 18%, transparent 18% 22%, #123038 22% 40%, transparent 40% 48%, #0e1a22 48% 70%, transparent 70% 74%, #16464c 74% 92%);
  clip-path: polygon(0 100%, 0 46%, 8% 46%, 8% 18%, 18% 18%, 18% 52%, 22% 52%, 22% 28%, 40% 28%, 40% 60%, 48% 60%, 48% 22%, 70% 22%, 70% 48%, 74% 48%, 74% 10%, 92% 10%, 92% 62%, 100% 62%, 100% 100%);
  opacity: 0.85;
}
.mock {
  position: absolute;
  right: 18px;
  top: 22px;
  width: 210px;
  border-radius: 8px;
  background: rgba(12, 18, 24, 0.88);
  border: 1px solid rgba(62, 224, 196, 0.35);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
  font-family: var(--mono);
  font-size: 11px;
  overflow: hidden;
}
.mock header {
  padding: 8px 10px;
  color: var(--gold-hi);
  font-weight: 700;
  border-bottom: 1px solid rgba(62, 224, 196, 0.2);
  letter-spacing: 0.04em;
}
.mock ul { list-style: none; margin: 0; padding: 6px 0 8px; }
.mock li {
  padding: 4px 12px;
  color: #c9d6de;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  transition: background 0.25s ease, color 0.25s ease;
}
.mock li.on {
  background: linear-gradient(90deg, rgba(62, 224, 196, 0.95), rgba(56, 140, 255, 0.85));
  color: #031016;
  font-weight: 700;
}

.block { padding: 42px 0; }
.block h2 {
  margin: 0 0 14px;
  font-family: var(--display);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  letter-spacing: -0.03em;
}
.block p { color: var(--mute); }
.block h3 { margin: 28px 0 8px; font-size: 1.15rem; color: var(--gold-hi); }

.grid-3, .grid-2, .cards {
  display: grid;
  gap: 16px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.cards { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }

.tile, .card, .faq-item, .table-wrap, .callout {
  background: var(--panel);
  border: 1px solid var(--stroke-soft);
  border-radius: var(--radius);
  padding: 20px;
  backdrop-filter: blur(10px);
}
.tile h3, .card h3 { margin: 0 0 8px; color: var(--gold-hi); }
.tile p, .card p { margin: 0; color: var(--mute); }
.card {
  text-decoration: none;
  color: inherit;
  display: block;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s var(--ease), border-color 0.25s ease, box-shadow 0.25s ease;
}
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.08) 50%, transparent 60%);
  transform: translateX(-120%);
  transition: transform 0.6s var(--ease);
  pointer-events: none;
}
.card:hover::after { transform: translateX(120%); }
.card:hover {
  transform: translateY(-4px);
  border-color: var(--stroke);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
  color: inherit;
}
.card small { color: var(--dim); display: block; margin-top: 8px; font-size: 0.78rem; }

.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.steps li {
  position: relative;
  padding: 16px 16px 16px 64px;
  background: var(--panel);
  border: 1px solid var(--stroke-soft);
  border-radius: var(--radius-s);
}
.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 16px;
  top: 16px;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, var(--gold-hi), var(--gold));
  color: var(--ink);
  font-weight: 800;
}

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--stroke-soft); }
th { color: var(--gold-hi); font-weight: 700; }
td { color: var(--mute); }
code, .mono { font-family: var(--mono); color: var(--gold-hi); }

.keys {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
}
.keys span {
  font-size: 0.78rem;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  color: var(--gold-hi);
  background: rgba(62, 224, 196, 0.08);
}

.faq-item { padding: 0; overflow: hidden; }
.faq-item button {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  color: var(--paper);
  font: inherit;
  font-weight: 700;
  padding: 16px 20px;
  cursor: pointer;
}
.faq-item .panel {
  display: none;
  padding: 0 20px 16px;
  color: var(--mute);
}
.faq-item.open .panel { display: block; animation: fade 0.28s var(--ease); }
.faq-item.open button { color: var(--gold); }

.search {
  width: 100%;
  margin: 8px 0 22px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.03);
  color: var(--paper);
  font: inherit;
}
.search:focus { outline: 2px solid var(--gold); }

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 28px 0 8px;
}
.stat {
  text-align: center;
  padding: 18px 10px;
  border-radius: var(--radius-s);
  border: 1px solid var(--stroke-soft);
  background: var(--glass);
}
.stat b {
  display: block;
  font-size: 1.15rem;
  color: var(--gold);
  letter-spacing: -0.04em;
}
.stat span { color: var(--dim); font-size: 0.8rem; }

.callout { border-color: var(--stroke); }
.cta-band {
  margin: 28px 0 8px;
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(62, 224, 196, 0.12), rgba(8, 20, 28, 0.4));
  display: flex;
  flex-wrap: wrap;
  flex-direction: row-reverse;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: none;
}
.reveal.in {
  animation: rise 0.7s var(--ease) forwards;
}
@keyframes rise {
  to { opacity: 1; transform: none; }
}
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }

.crumbs { color: var(--dim); font-size: 0.82rem; margin-bottom: 10px; }
.crumbs a { color: var(--mute); text-decoration: none; }
.crumbs a:hover { color: var(--gold-hi); }

.site-foot {
  margin-top: 48px;
  padding: 36px max(24px, calc((100vw - var(--max)) / 2)) 28px;
  border-top: 1px solid var(--stroke-soft);
  color: var(--dim);
  font-size: 0.88rem;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}
.site-foot a { color: var(--mute); text-decoration: none; }
.site-foot a:hover { color: var(--gold-hi); }
.site-foot ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.site-foot h4 { margin: 0 0 10px; color: var(--gold-hi); font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase; }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
  .stage { transform: none; animation: none; }
  .grid-3, .stats, .foot-grid { grid-template-columns: 1fr 1fr; }
  .nav-end .btn-ghost { display: none; }
  .menu {
    display: none;
    position: absolute;
    top: var(--nav);
    left: 12px;
    right: 12px;
    flex-direction: column;
    background: rgba(5, 8, 13, 0.96);
    border: 1px solid var(--stroke);
    border-radius: 16px;
    padding: 10px;
  }
  .menu.open { display: flex; }
  .burger { display: flex; }
}
@media (max-width: 640px) {
  .grid-3, .grid-2, .stats, .foot-grid { grid-template-columns: 1fr; }
  .nav-end .chip { display: none; }
  .hero, .wrap, .block { width: min(var(--max), calc(100% - 28px)); }
}