:root {
  --bg: #07080d;
  --bg-raise: rgba(255, 255, 255, 0.03);
  --ink: #eceef4;
  --ink-soft: #9aa1b2;
  --ink-faint: #6a7183;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --a1: #7f9bff;
  --a2: #b18cff;
  --a3: #6fd6ff;
  --max: 1080px;
  --nav-h: 64px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
}

::selection { background: rgba(127, 155, 255, 0.35); }

h1, h2, h3, .mark { font-family: "Sora", "Inter", sans-serif; }

/* ---------- atmosphere ---------- */

.sky {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1200px 640px at 50% -10%, rgba(96, 118, 255, 0.16), transparent 60%),
    radial-gradient(900px 500px at 85% 20%, rgba(140, 100, 255, 0.08), transparent 60%),
    radial-gradient(700px 500px at 8% 55%, rgba(80, 190, 255, 0.06), transparent 60%),
    var(--bg);
}

.sky::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 22px 33px, rgba(255,255,255,0.55), transparent 100%),
    radial-gradient(1px 1px at 187px 120px, rgba(255,255,255,0.3), transparent 100%),
    radial-gradient(1.5px 1.5px at 310px 74px, rgba(200,215,255,0.45), transparent 100%),
    radial-gradient(1px 1px at 420px 210px, rgba(255,255,255,0.25), transparent 100%),
    radial-gradient(1px 1px at 96px 260px, rgba(255,255,255,0.4), transparent 100%),
    radial-gradient(1.5px 1.5px at 501px 155px, rgba(190,205,255,0.35), transparent 100%),
    radial-gradient(1px 1px at 250px 320px, rgba(255,255,255,0.3), transparent 100%),
    radial-gradient(1px 1px at 360px 8px, rgba(255,255,255,0.45), transparent 100%);
  background-size: 560px 360px;
  animation: twinkle 9s ease-in-out infinite alternate;
}

.sky::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(820px 520px at 50% 12%, rgba(0,0,0,0.9), transparent 75%);
  mask-image: radial-gradient(820px 520px at 50% 12%, rgba(0,0,0,0.9), transparent 75%);
}

@keyframes twinkle {
  from { opacity: 0.55; }
  to { opacity: 1; }
}

/* ---------- nav ---------- */

.nav-wrap {
  position: fixed;
  top: 16px;
  left: 0;
  right: 0;
  z-index: 10;
  padding: 0 20px;
}

.nav {
  max-width: var(--max);
  margin: 0 auto;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px 0 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(10, 12, 20, 0.6);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.mark {
  font-weight: 700;
  letter-spacing: 0.2em;
  font-size: 13px;
  color: var(--ink);
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}

.mark span {
  background: linear-gradient(90deg, var(--a1), var(--a2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav nav { display: flex; align-items: center; gap: 6px; }

.nav nav > a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 14px;
  padding: 8px 14px;
  border-radius: 10px;
  transition: color 0.2s, background 0.2s;
}

.nav nav > a:hover, .nav nav > a:focus-visible { color: var(--ink); background: var(--bg-raise); }

.btn {
  display: inline-block;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  border-radius: 12px;
  padding: 10px 18px;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn-light {
  background: linear-gradient(180deg, #ffffff, #d9deea);
  color: #0b0d14;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.25), 0 8px 24px rgba(120, 140, 255, 0.18);
}

.btn-light:hover, .btn-light:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.35), 0 12px 32px rgba(120, 140, 255, 0.28);
}

.btn-ghost {
  color: var(--ink);
  border: 1px solid var(--line-strong);
  background: var(--bg-raise);
}

.btn-ghost:hover, .btn-ghost:focus-visible { background: rgba(255,255,255,0.07); }

/* ---------- layout ---------- */

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---------- hero ---------- */

.hero {
  padding: calc(var(--nav-h) + 120px) 0 96px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 8px 18px;
  background: rgba(12, 14, 24, 0.5);
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(90deg, var(--a1), var(--a3));
  box-shadow: 0 0 12px rgba(127, 155, 255, 0.9);
}

.hero h1 {
  margin: 32px auto 0;
  font-size: clamp(38px, 6.5vw, 68px);
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 700;
  max-width: 15em;
  text-wrap: balance;
}

.grad {
  background: linear-gradient(92deg, var(--a1) 0%, var(--a2) 55%, var(--a3) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .lede {
  margin: 26px auto 0;
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 36em;
  text-wrap: balance;
}

.hero .cta-row {
  margin-top: 40px;
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero .btn { padding: 14px 26px; font-size: 15px; border-radius: 14px; }

/* ---------- marquee ---------- */

.marquee {
  margin: 40px 0 0;
  padding: 26px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.marquee .track {
  display: flex;
  gap: 12px;
  width: max-content;
  animation: scroll 36s linear infinite;
}

@keyframes scroll { to { transform: translateX(-50%); } }

.pill {
  white-space: nowrap;
  font-size: 13.5px;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  background: var(--bg-raise);
  border-radius: 999px;
  padding: 9px 18px;
}

/* ---------- sections ---------- */

section.block { padding: 104px 0 0; }

.kicker {
  display: block;
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

section.block h2 {
  margin: 18px auto 0;
  text-align: center;
  font-size: clamp(28px, 4.4vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 700;
  max-width: 18em;
  text-wrap: balance;
}

section.block .sub {
  margin: 18px auto 0;
  text-align: center;
  color: var(--ink-soft);
  max-width: 38em;
  text-wrap: balance;
}

/* cards */

.cards {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.015));
  padding: 30px 28px;
  transition: border-color 0.25s, transform 0.25s;
}

.card:hover { border-color: var(--line-strong); transform: translateY(-3px); }

.card .glyph {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  background: rgba(127, 155, 255, 0.08);
}

.card .glyph svg { width: 20px; height: 20px; stroke: var(--a1); }

.card h3 { margin-top: 20px; font-size: 18px; font-weight: 600; letter-spacing: -0.01em; }

.card p { margin-top: 10px; font-size: 15px; color: var(--ink-soft); }

/* numbered steps */

.steps {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px 24px;
}

.step { text-align: center; }

.step .num {
  font-family: "Sora", sans-serif;
  font-size: 74px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  background: linear-gradient(180deg, rgba(170, 185, 255, 0.5), rgba(170, 185, 255, 0.04));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.step h3 { margin-top: 10px; font-size: 17px; font-weight: 600; }

.step p { margin-top: 8px; font-size: 14.5px; color: var(--ink-soft); }

/* cta band */

.band {
  margin-top: 116px;
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 72px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(600px 300px at 50% 120%, rgba(110, 130, 255, 0.18), transparent 70%),
    linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.01));
}

.band h2 {
  font-size: clamp(26px, 4vw, 40px);
  letter-spacing: -0.02em;
  font-weight: 700;
  text-wrap: balance;
}

.band p { margin: 16px auto 0; color: var(--ink-soft); max-width: 34em; }

.band .btn { margin-top: 32px; padding: 14px 28px; font-size: 15px; border-radius: 14px; }

/* ---------- articles (privacy / support) ---------- */

main.article { padding: calc(var(--nav-h) + 96px) 0 40px; max-width: 720px; margin: 0 auto; }

main.article h1 { font-size: clamp(30px, 4.5vw, 42px); letter-spacing: -0.02em; font-weight: 700; }

main.article .updated { margin-top: 14px; font-size: 14px; color: var(--ink-faint); }

main.article h2 { font-size: 19px; font-weight: 600; margin: 44px 0 12px; letter-spacing: -0.01em; }

main.article p, main.article ul { margin-top: 12px; color: var(--ink-soft); }

main.article strong { color: var(--ink); font-weight: 600; }

main.article ul { padding-left: 22px; }

main.article li { margin-top: 8px; }

main.article a { color: var(--a1); text-decoration: none; }
main.article a:hover, main.article a:focus-visible { text-decoration: underline; }

/* ---------- footer ---------- */

footer {
  margin-top: 120px;
  border-top: 1px solid var(--line);
  padding: 56px 0 48px;
  font-size: 14px;
  color: var(--ink-soft);
}

.foot {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.foot .col h4 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 14px;
}

.foot .col a { display: block; color: var(--ink-soft); text-decoration: none; margin-top: 8px; }
.foot .col a:hover, .foot .col a:focus-visible { color: var(--ink); }

.foot .brand { max-width: 320px; }
.foot .brand .mark { font-size: 13px; }
.foot .brand p { margin-top: 14px; font-size: 13px; color: var(--ink-faint); line-height: 1.7; }

.legal {
  max-width: var(--max);
  margin: 40px auto 0;
  padding: 24px 0 0;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--ink-faint);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- reveal ---------- */

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .sky::before { animation: none; }
  .marquee .track { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- responsive ---------- */

@media (max-width: 860px) {
  .cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .nav nav > a.hide-sm { display: none; }
}

@media (max-width: 520px) {
  .steps { grid-template-columns: 1fr; }
  .hero { padding-top: calc(var(--nav-h) + 88px); }
  .band { padding: 56px 24px; }
}