:root {
  color-scheme: dark;
  --bg: #030816;
  --bg-2: #060d20;
  --surface: rgba(14, 26, 52, 0.55);
  --surface-2: rgba(18, 34, 66, 0.7);
  --ink: #eef4ff;
  --muted: #a3b2cc;
  --dim: #6f809e;
  --line: rgba(110, 160, 230, 0.16);
  --line-2: rgba(110, 170, 255, 0.3);
  --cyan: #3fd8ff;
  --blue: #2b6bff;
  --grad: linear-gradient(100deg, #3fd8ff 0%, #2b8cff 55%, #4f6bff 100%);
  --pad: 1.25rem;
  --max: 82rem;
  --r: 14px;
  --display: "Sora", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --sans: "Inter", "Segoe UI", "Helvetica Neue", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
body {
  margin: 0;
  font: 1rem/1.5 var(--sans);
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(rgba(110, 170, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(110, 170, 255, 0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 20%, transparent 75%);
}
img { max-width: 100%; display: block; }
a { color: var(--cyan); text-decoration-thickness: 1px; text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 4px; }

.wrap { width: min(var(--max), calc(100% - 2 * var(--pad))); margin-inline: auto; }

.skip {
  position: absolute; left: 1rem; top: -4rem; z-index: 50;
  background: var(--cyan); color: #021020; padding: .5rem .8rem;
  font-weight: 600; text-decoration: none; border-radius: 6px;
}
.skip:focus { top: .75rem; }

/* ---------- type ---------- */
h1, h2, h3, h4 { font-family: var(--display); font-weight: 600; letter-spacing: -0.025em; margin: 0; }
h1 { font-size: clamp(2.35rem, 4.4vw, 3.7rem); line-height: 1.02; font-weight: 700; letter-spacing: -0.035em; }
h2 { font-size: clamp(1.65rem, 2.8vw, 2.35rem); line-height: 1.12; }
h3 { font-size: 1.2rem; line-height: 1.3; }
h4 { font-size: 1rem; }
p { margin: 0; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.muted { color: var(--dim); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font: 500 .75rem/1 var(--mono);
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1.1rem;
}
.eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--cyan); box-shadow: 0 0 0 0 rgba(63, 216, 255, .6);
  animation: beacon 2.4s ease-out infinite;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1.35rem;
  border-radius: 10px;
  background: var(--grad);
  color: #fff; font: 600 .98rem/1 var(--sans);
  text-decoration: none;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, .14) inset, 0 10px 30px -8px rgba(43, 140, 255, .6);
  transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
}
.btn:hover { transform: translateY(-1px); filter: brightness(1.08); box-shadow: 0 0 0 1px rgba(255, 255, 255, .2) inset, 0 14px 36px -8px rgba(43, 140, 255, .75); }
.btn-ghost {
  background: rgba(255, 255, 255, .03); color: var(--ink);
  box-shadow: 0 0 0 1px var(--line-2) inset;
}
.btn-ghost:hover { background: rgba(63, 216, 255, .08); box-shadow: 0 0 0 1px rgba(63, 216, 255, .55) inset; }
.btn-sm { padding: .6rem 1rem; font-size: .9rem; border-radius: 8px; }
.btn-lg { padding: 1rem 1.6rem; font-size: 1.05rem; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 40;
  background: rgba(3, 8, 22, .6);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, background .3s ease;
}
.nav.scrolled { background: rgba(3, 8, 22, .85); border-bottom-color: var(--line); }
.nav-inner { display: flex; align-items: center; gap: 2rem; min-height: 4.25rem; }
.brand { display: flex; align-items: center; gap: .65rem; text-decoration: none; color: var(--ink); }
.brand img { width: 40px; height: auto; filter: drop-shadow(0 0 10px rgba(63, 216, 255, .35)); }
.brand-word { display: flex; flex-direction: column; line-height: 1; }
.brand-word b { font: 700 1.05rem/1 var(--display); letter-spacing: .08em; }
.brand-word i { font: 500 .6rem/1 var(--display); font-style: normal; letter-spacing: .42em; color: #5aa8ff; margin-top: .3rem; }
.nav-links { display: flex; gap: 1.75rem; margin-left: auto; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: .92rem; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--ink); }

/* ---------- hero ---------- */
.hero { position: relative; padding: 1.35rem 0 0.6rem; overflow: hidden; }
.hero-glow {
  position: absolute; inset: -20% -10% auto; height: 120%;
  pointer-events: none; z-index: -1;
  background:
    radial-gradient(640px 420px at var(--mx, 70%) var(--my, 40%), rgba(43, 140, 255, .38), transparent 68%),
    radial-gradient(620px 420px at 8% 0%, rgba(63, 216, 255, .2), transparent 62%),
    radial-gradient(480px 360px at 100% 70%, rgba(79, 107, 255, .28), transparent 68%);
}
.hero-grid { display: grid; grid-template-columns: minmax(0, .92fr) minmax(280px, 1.08fr); gap: 1.25rem; align-items: center; }
.hero-copy > * { animation: rise .9s cubic-bezier(.16, .8, .2, 1) both; }
.hero-copy > :nth-child(2) { animation-delay: .07s; }
.hero-copy > :nth-child(3) { animation-delay: .14s; }
.hero-copy > :nth-child(4) { animation-delay: .21s; }
.hero-copy > :nth-child(5) { animation-delay: .28s; }
.hero h1 { margin-bottom: .7rem; }
.lede { font-size: 1.05rem; color: var(--muted); max-width: 36rem; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: .65rem; margin-top: 1.1rem; }
.hero-proof { list-style: none; padding: 0; margin: .9rem 0 0; display: flex; flex-wrap: wrap; gap: .4rem .9rem; color: var(--muted); font-size: .88rem; }
.hero-proof li { display: flex; align-items: center; gap: .45rem; }
.hero-proof svg { width: 16px; height: 16px; fill: none; stroke: var(--cyan); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

.hero-visual { position: relative; animation: rise 1.1s .15s cubic-bezier(.16, .8, .2, 1) both; margin: -.4rem -1rem -.4rem 0; }
.system { width: 112%; max-width: none; height: auto; overflow: visible; }
.boundary { fill: rgba(8, 18, 40, .35); stroke: rgba(63, 216, 255, .35); stroke-width: 1.2; stroke-dasharray: 6 6; animation: dash 30s linear infinite; }
.tag { fill: var(--dim); font: 500 10px/1 var(--mono); letter-spacing: .16em; }
.tag.c { fill: var(--muted); }
.lock rect, .lock path { fill: none; stroke: var(--cyan); stroke-width: 1.4; }
.orbit { fill: none; stroke: rgba(63, 216, 255, .18); stroke-width: 1; }
.orbit.o2 { stroke: rgba(79, 107, 255, .25); }
.link { fill: none; stroke: rgba(63, 216, 255, .4); stroke-width: 1.2; stroke-dasharray: 3 6; animation: dash 14s linear infinite; }
.pkt { fill: var(--cyan); filter: drop-shadow(0 0 4px var(--cyan)); }
.pkt.b { fill: #6c8bff; filter: drop-shadow(0 0 4px #6c8bff); }
.box { filter: drop-shadow(0 24px 30px rgba(0, 0, 0, .55)); animation: float 6s ease-in-out infinite; }
.vents { opacity: .4; }
.chip { fill: #04101f; stroke: var(--cyan); stroke-width: .9; opacity: .9; }
.led { fill: var(--cyan); animation: blink 2.6s ease-in-out infinite; }
.node { fill: #071430; stroke: url(#gStroke); stroke-width: 1.6; }
.ico { fill: none; stroke: var(--cyan); stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.ping { fill: none; stroke: var(--cyan); stroke-width: 1; transform-box: fill-box; transform-origin: center; animation: ping 3.2s ease-out infinite; }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 1.15rem; background: var(--line); border: 1px solid rgba(63, 216, 255, .35); border-radius: var(--r); overflow: hidden; box-shadow: 0 0 40px -16px rgba(43, 140, 255, .7); }
.stat { background: var(--bg-2); padding: .85rem 1.1rem; display: flex; align-items: baseline; gap: .75rem; }
.stat b { font: 700 1.7rem/1 var(--display); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; flex: none; }
.stat span { color: var(--muted); font-size: .92rem; line-height: 1.45; }

/* ---------- sections ---------- */
.section { padding: clamp(1.7rem, 3.2vw, 2.6rem) 0; position: relative; }
.section-alt { background: linear-gradient(180deg, transparent, rgba(10, 22, 48, .55) 12%, rgba(10, 22, 48, .55) 88%, transparent); }
.sec-head { max-width: 46rem; margin-bottom: 1.15rem; }
.sec-head.center { margin-inline: auto; text-align: center; }
.sec-head h2 { margin-bottom: .45rem; }
.sec-lede { color: var(--muted); font-size: 1.08rem; }

/* reveal */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .8s cubic-bezier(.16, .8, .2, 1), transform .8s cubic-bezier(.16, .8, .2, 1); }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- gap ---------- */
.compare { display: grid; grid-template-columns: 1fr 1.15fr 1fr; gap: 1.1rem; align-items: stretch; }
.tier {
  position: relative; padding: 1.15rem 1.1rem 1rem;
  border: 1px solid var(--line); border-radius: var(--r);
  background: var(--surface);
}
.tier-k { font: 500 .78rem/1.2 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--dim); }
.tier-price { font: 600 1.55rem/1.1 var(--display); margin: .3rem 0 .65rem; letter-spacing: -.02em; }
.tier ul { list-style: none; margin: .7rem 0 0; padding: 0; color: var(--muted); font-size: .92rem; }
.tier li { padding: .32rem 0 .32rem 1.15rem; position: relative; border-top: 1px solid var(--line); }
.tier li::before { content: ""; position: absolute; left: 0; top: 1.05rem; width: 7px; height: 1.5px; background: var(--dim); }
.meter { height: 6px; border-radius: 6px; background: rgba(255, 255, 255, .06); overflow: hidden; }
.meter span { display: block; height: 100%; width: var(--w); border-radius: inherit; background: linear-gradient(90deg, #36507a, #6a7fa6); transform-origin: left; }
.js .compare .meter span { transform: scaleX(0); transition: transform 1.2s cubic-bezier(.16, .8, .2, 1) .3s; }
.js .compare.in .meter span { transform: scaleX(1); }
.tier-hl {
  border-color: rgba(63, 216, 255, .45);
  background:
    radial-gradient(120% 80% at 50% 0%, rgba(43, 140, 255, .18), transparent 60%),
    var(--surface-2);
  box-shadow: 0 18px 50px -16px rgba(43, 140, 255, .75), 0 0 0 1px rgba(63, 216, 255, .35) inset;
}
.tier-hl .tier-k { color: var(--cyan); }
.tier-hl .tier-price { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.tier-hl .meter span { background: var(--grad); box-shadow: 0 0 12px rgba(63, 216, 255, .6); }
.tier-hl li { color: var(--ink); }
.tier-hl li::before { background: var(--cyan); }
.badge {
  position: absolute; top: -.75rem; left: 1.6rem;
  font: 600 .7rem/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  padding: .45rem .7rem; border-radius: 999px;
  background: var(--grad); color: #fff;
  box-shadow: 0 6px 18px -4px rgba(43, 140, 255, .7);
}
.fine { margin-top: 1.6rem; color: var(--dim); font-size: .82rem; }

/* ---------- platform ---------- */
.pillars { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.pillar {
  padding: 1.15rem 1.15rem 1rem; border-radius: calc(var(--r) + 4px);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 34, 66, .55), rgba(8, 16, 34, .55));
  position: relative; overflow: hidden;
}
.pillar::before {
  content: ""; position: absolute; inset: 0 0 auto; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(63, 216, 255, .7), transparent);
}
.pillar-head { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.2rem; }
.pill-ico {
  width: 52px; height: 52px; flex: none; display: grid; place-items: center;
  border-radius: 12px; border: 1px solid var(--line-2);
  background: radial-gradient(circle at 30% 20%, rgba(63, 216, 255, .22), rgba(43, 107, 255, .06));
}
.pill-ico svg { width: 28px; height: 28px; fill: none; stroke: var(--cyan); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.pill-k { font: 500 .72rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--dim); margin-bottom: .45rem; }
.pillar h3 { font-size: 1.45rem; }
.pillar > p { color: var(--muted); }
.feat { list-style: none; padding: 0; margin: .75rem 0 0; display: grid; gap: .45rem; }
.feat li { color: var(--muted); font-size: .95rem; padding-left: 1.6rem; position: relative; }
.feat li::before {
  content: ""; position: absolute; left: 0; top: .45rem; width: 10px; height: 10px; border-radius: 3px;
  border: 1.5px solid var(--cyan); box-shadow: 0 0 8px rgba(63, 216, 255, .4);
}
.feat b { color: var(--ink); font-weight: 600; }
.agents { display: grid; gap: .45rem; margin-top: .75rem; }
.agent-card {
  padding: 1rem 1.15rem; border-radius: 10px;
  border: 1px solid var(--line); background: rgba(3, 8, 22, .45);
  transition: border-color .25s, transform .25s, background .25s;
}
.agent-card:hover { border-color: rgba(63, 216, 255, .45); background: rgba(63, 216, 255, .05); transform: translateX(4px); }
.agent-card h4 { margin-bottom: .25rem; }
.agent-card p { color: var(--muted); font-size: .92rem; }

/* ---------- architecture ---------- */
.arch {
  position: relative; display: grid;
  grid-template-columns: 1fr 70px 1fr 70px 1fr; align-items: start;
  padding: 1.6rem 1.1rem 1.1rem; border-radius: 16px;
  background: radial-gradient(80% 100% at 50% 0%, rgba(43, 140, 255, .1), transparent 70%), rgba(6, 13, 32, .6);
}
.arch-perimeter {
  position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  border: 1.5px dashed rgba(63, 216, 255, .4);
}
.arch-perimeter span {
  position: absolute; top: -.7rem; left: 1.5rem; padding: .2rem .6rem;
  font: 500 .72rem/1 var(--mono); letter-spacing: .16em; text-transform: uppercase;
  color: var(--cyan); background: var(--bg); border-radius: 4px;
}
.arch-col { display: grid; gap: .6rem; }
.arch-k { font: 500 .72rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--dim); margin-bottom: .4rem; text-align: center; }
.arch-item {
  padding: .85rem 1rem; border-radius: 10px; text-align: center;
  border: 1px solid var(--line); background: rgba(18, 34, 66, .45);
  font-weight: 500; font-size: .95rem;
}
.arch-item.hl { border-color: rgba(63, 216, 255, .35); background: rgba(63, 216, 255, .06); }
.arch-item.core {
  padding: 1.4rem 1rem; border-color: rgba(63, 216, 255, .55);
  background: radial-gradient(circle at 50% 0%, rgba(43, 140, 255, .3), rgba(10, 22, 48, .8));
  box-shadow: 0 0 40px -10px rgba(43, 140, 255, .6);
  font-family: var(--display); font-weight: 600;
}
.arch-item small { display: block; margin-top: .3rem; font: 400 .75rem/1.2 var(--mono); color: var(--muted); letter-spacing: .02em; }
.arch-flow { align-self: center; position: relative; height: 2px; margin: 1.6rem 8px 0; background: rgba(63, 216, 255, .18); overflow: hidden; }
.arch-flow span {
  position: absolute; inset: 0 auto 0 -40%; width: 40%;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  animation: flow 2.2s linear infinite;
}
.arch-flow::after {
  content: ""; position: absolute; right: -1px; top: -4px;
  border: 5px solid transparent; border-left: 7px solid rgba(63, 216, 255, .6); border-right: 0;
}
.arch-cloud { display: flex; align-items: center; justify-content: center; gap: .6rem; margin-top: 1.5rem; color: var(--dim); font: 500 .8rem/1 var(--mono); letter-spacing: .06em; }
.arch-cloud svg { width: 22px; height: 22px; fill: none; stroke: #ff7a8a; stroke-width: 1.6; stroke-linecap: round; }

/* ---------- why ---------- */
.why { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
.why article {
  padding: 1rem 1rem .95rem; border-radius: var(--r);
  border: 1px solid var(--line); background: var(--surface);
  transition: border-color .25s, transform .25s;
}
.why article:hover { border-color: rgba(63, 216, 255, .4); transform: translateY(-4px); }
.why svg { width: 28px; height: 28px; fill: none; stroke: var(--cyan); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; margin-bottom: .55rem; }
.why h3 { margin-bottom: .55rem; }
.why p { color: var(--muted); font-size: .94rem; }

/* ---------- steps ---------- */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; counter-reset: s; position: relative; }
.steps::before {
  content: ""; position: absolute; top: 1.35rem; left: 1.5rem; right: 1.5rem; height: 1px;
  background: linear-gradient(90deg, var(--cyan), rgba(79, 107, 255, .5), transparent);
}
.steps li { position: relative; padding-top: 3.1rem; }
.step-n {
  position: absolute; top: 0; left: 0;
  width: 2.7rem; height: 2.7rem; border-radius: 50%; display: grid; place-items: center;
  font: 500 .85rem/1 var(--mono); color: var(--cyan);
  background: var(--bg); border: 1px solid rgba(63, 216, 255, .5);
  box-shadow: 0 0 20px -4px rgba(63, 216, 255, .5);
}
.steps h3 { margin-bottom: .5rem; }
.steps p { color: var(--muted); font-size: .95rem; }

/* ---------- who ---------- */
.who { display: grid; grid-template-columns: .9fr 1.1fr; gap: 1.4rem; align-items: start; }
.who h2 { margin-bottom: 1.1rem; }
.who-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.who-list li {
  padding: 1.1rem 1.2rem; border-radius: 12px;
  border: 1px solid var(--line); background: var(--surface);
  display: flex; flex-direction: column; gap: .25rem;
}
.who-list b { font-family: var(--display); font-weight: 600; font-size: .98rem; }
.who-list span { color: var(--dim); font-size: .86rem; }

/* ---------- status ---------- */
.status {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 1.4rem; align-items: center;
  padding: 1.25rem 1.35rem; border-radius: 16px;
  border: 1px solid var(--line-2);
  background: radial-gradient(70% 120% at 0% 0%, rgba(63, 216, 255, .1), transparent 60%), var(--surface);
}
.status h2 { margin-bottom: 1rem; }
.status p { color: var(--muted); }
.status p + p { margin-top: 1rem; font-size: .9rem; color: var(--dim); }
.timeline { list-style: none; margin: 0; padding: 0 0 0 1.6rem; position: relative; display: grid; gap: .7rem; }
.timeline::before { content: ""; position: absolute; left: .35rem; top: .4rem; bottom: .4rem; width: 1px; background: linear-gradient(var(--cyan), var(--line)); }
.timeline li { position: relative; display: flex; flex-direction: column; gap: .15rem; }
.timeline li::before {
  content: ""; position: absolute; left: -1.6rem; top: .35rem; width: 12px; height: 12px; border-radius: 50%;
  border: 1.5px solid var(--dim); background: var(--bg);
}
.timeline li.done::before { background: var(--cyan); border-color: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.timeline li.live::before { border-color: var(--cyan); animation: beacon 2.4s ease-out infinite; }
.timeline b { font: 600 .95rem/1.3 var(--display); }
.timeline span { color: var(--muted); font-size: .9rem; }

/* ---------- faq ---------- */
.faq-wrap { display: grid; grid-template-columns: .7fr 1.3fr; gap: 1.4rem; align-items: start; }
.faq-wrap .sec-head { margin-bottom: 0; }
.faq { display: grid; gap: .6rem; }
.faq details { border: 1px solid var(--line); border-radius: 12px; background: var(--surface); transition: border-color .25s; }
.faq details[open] { border-color: rgba(63, 216, 255, .35); }
.faq summary {
  cursor: pointer; list-style: none; padding: 1.1rem 3rem 1.1rem 1.3rem; position: relative;
  font-weight: 600; font-family: var(--display); font-size: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 1.3rem; top: 50%; width: 9px; height: 9px;
  border-right: 1.5px solid var(--cyan); border-bottom: 1.5px solid var(--cyan);
  transform: translateY(-70%) rotate(45deg); transition: transform .25s;
}
.faq details[open] summary::after { transform: translateY(-30%) rotate(225deg); }
.faq details p { padding: 0 1.3rem 1.2rem; color: var(--muted); font-size: .95rem; }

/* ---------- cta ---------- */
.cta-panel {
  position: relative; overflow: hidden; text-align: center;
  padding: 1.7rem 1.4rem 1.5rem;
  border-radius: 24px; border: 1px solid rgba(63, 216, 255, .35);
  background: linear-gradient(180deg, rgba(14, 30, 64, .9), rgba(6, 13, 32, .9));
}
.cta-panel > * { position: relative; }
.cta-glow {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(50% 70% at 50% 0%, rgba(43, 140, 255, .35), transparent 70%),
    radial-gradient(30% 50% at 85% 100%, rgba(63, 216, 255, .18), transparent 70%);
}
.cta-panel h2 { max-width: 40rem; margin: 0 auto 1.1rem; }
.cta-panel p { max-width: 36rem; margin: 0 auto 1rem; color: var(--muted); font-size: 1.02rem; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 1.6rem 0 1.1rem; background: rgba(2, 6, 16, .6); }
.footer-grid { display: flex; justify-content: space-between; gap: 3rem; flex-wrap: wrap; }
.footer-brand img { width: 200px; height: auto; margin-bottom: 1rem; }
.footer-brand p { color: var(--dim); font-size: .9rem; max-width: 22rem; }
.footer-cols { display: flex; gap: 3.5rem; flex-wrap: wrap; }
.footer-k { font: 500 .72rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--dim); margin-bottom: .8rem; }
.footer-cols p:not(.footer-k) { color: var(--muted); font-size: .92rem; }
.footer a { color: var(--muted); }
.footer a:hover { color: var(--ink); }
.footer-base { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 1.2rem; padding-top: .9rem; border-top: 1px solid var(--line); color: var(--dim); font-size: .8rem; }

/* ---------- privacy / simple page ---------- */
.page { padding: 4rem 0 5rem; max-width: 44rem; }
.page h1 { font-size: clamp(2.2rem, 4vw, 3rem); margin-bottom: 1.5rem; }
.page h2 { font-size: 1.3rem; margin: 2rem 0 .6rem; }
.page p { color: var(--muted); margin-bottom: 1rem; }

/* ---------- keyframes ---------- */
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
@keyframes dash { to { stroke-dashoffset: -240; } }
@keyframes ping { 0% { transform: scale(1); opacity: .7; } 100% { transform: scale(2.2); opacity: 0; } }
@keyframes blink { 0%, 65%, 100% { opacity: .35; } 75% { opacity: 1; } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@keyframes flow { to { left: 100%; } }
@keyframes beacon {
  0% { box-shadow: 0 0 0 0 rgba(63, 216, 255, .6); }
  100% { box-shadow: 0 0 0 10px rgba(63, 216, 255, 0); }
}

/* ---------- responsive ---------- */
@media (max-width: 1000px) {
  .why { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 2.5rem; }
  .steps::before { display: none; }
}
@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-inner .btn-sm { margin-left: auto; }
  .hero-grid, .pillars, .who, .status, .faq-wrap { grid-template-columns: 1fr; }
  .hero-grid { gap: 2rem; }
  .hero-visual { max-width: 30rem; margin: 0 auto; width: 100%; }
  .system { width: 100%; }
  .stats { grid-template-columns: 1fr; margin-top: 2.5rem; }
  .compare { grid-template-columns: 1fr; gap: 1.6rem; }
  .tier-hl { transform: none; order: -1; }
  .arch { grid-template-columns: 1fr; padding: 2.6rem 1.2rem 1.6rem; gap: .4rem; }
  .arch-flow { width: 2px; height: 34px; margin: .4rem auto; align-self: auto; }
  .arch-flow span { inset: -40% 0 auto 0; width: auto; height: 40%; background: linear-gradient(180deg, transparent, var(--cyan), transparent); animation-name: flow-v; }
  .arch-flow::after { right: auto; left: -4px; top: auto; bottom: -1px; border: 5px solid transparent; border-top: 7px solid rgba(63, 216, 255, .6); border-bottom: 0; }
  .who-list { grid-template-columns: 1fr 1fr; }
  .faq-wrap { gap: 0; }
  .faq-wrap .sec-head { margin-bottom: 2rem; }
}
@keyframes flow-v { to { top: 100%; } }
@media (max-width: 560px) {
  .why, .steps, .who-list { grid-template-columns: 1fr; }
  .hero-ctas .btn { flex: 1 1 100%; }
  .pillar { padding: 1.5rem 1.25rem; }
  .stat { padding: 1.2rem 1.25rem; }
  .footer-cols { gap: 2rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
  .js .compare .meter span { transform: none; }
}