:root {
  --bg: #050608;
  --ink: #f5f6f8;
  --ink-2: rgba(245,246,248,0.66);
  --ink-3: rgba(245,246,248,0.42);
  --hair: rgba(255,255,255,0.10);
  --hair-2: rgba(255,255,255,0.18);
  --glass: rgba(255,255,255,0.06);
  --glass-2: rgba(255,255,255,0.10);
  --tint-a: #6ea8ff;
  --tint-b: #c084fc;
  --tint-c: #34d399;
  --radius: 28px;
  --radius-sm: 18px;
  --font: "Geist", -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --serif: "Instrument Serif", "Times New Roman", serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01", "cv11";
  letter-spacing: -0.01em;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ------- backdrop ------- */
.stage {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(1200px 800px at 80% -10%, rgba(255,255,255,0.06), transparent 60%),
    radial-gradient(900px 600px at -10% 20%, rgba(255,255,255,0.05), transparent 60%),
    radial-gradient(1000px 700px at 50% 110%, rgba(255,255,255,0.03), transparent 60%),
    #050608;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.85;
  will-change: transform;
}
.orb.a { width: 520px; height: 520px; left: 6%;  top: 18%; background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.55) 0%, rgba(120,120,130,0.18) 55%, transparent 75%); animation: float1 80s ease-in-out infinite; }
.orb.b { width: 460px; height: 460px; right: 4%; top: 8%;  background: radial-gradient(circle at 50% 50%, rgba(230,230,235,0.45) 0%, rgba(100,100,110,0.15) 55%, transparent 75%); animation: float2 110s ease-in-out infinite; }
.orb.c { width: 600px; height: 600px; left: 35%; bottom: -10%; background: radial-gradient(circle at 50% 50%, rgba(200,200,210,0.4) 0%, rgba(80,80,90,0.12) 55%, transparent 75%); animation: float3 140s ease-in-out infinite; }
body.no-motion .orb { animation: none !important; }

@keyframes float1 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(80px,-60px) scale(1.08); } }
@keyframes float2 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-70px,80px) scale(0.94); } }
@keyframes float3 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(60px,-90px) scale(1.06); } }

/* grain */
.stage::after {
  content: "";
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.06 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  opacity: 0.4;
  mix-blend-mode: overlay;
}

/* ------- layout ------- */
.wrap { position: relative; z-index: 1; max-width: 1200px; margin: 0 auto; padding: 0 32px; }

/* ------- nav ------- */
.nav {
  position: sticky;
  top: 16px;
  z-index: 50;
  margin: 16px auto 0;
  max-width: 1100px;
  padding: 10px 14px 10px 20px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  border-radius: 999px;
  background: rgba(16,16,20,0.55);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--hair);
  box-shadow: 0 1px 0 rgba(255,255,255,0.08) inset, 0 20px 40px -20px rgba(0,0,0,0.6);
  animation: navIn .9s cubic-bezier(.22,.61,.36,1) both;
}
.nav .brand { justify-self: start; }
.nav .nav-cta-wrap { justify-self: end; }
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: 17px; letter-spacing: -0.02em;
  color: inherit;
  text-decoration: none;
}
.nav-links { display: flex; gap: 6px; align-items: center; justify-self: center; }
.nav-links a {
  position: relative;
  color: var(--ink-2);
  text-decoration: none;
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 999px;
  transition: color .2s, background .2s;
}
.nav-links a:hover { color: var(--ink); background: rgba(255,255,255,0.06); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px;
  bottom: 4px;
  height: 1px;
  background: rgba(255,255,255,0.6);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s cubic-bezier(.22,.61,.36,1);
}
.nav-links a:hover::after { transform: scaleX(1); }
.nav-cta {
  background: rgba(255,255,255,0.92);
  color: #0b0c10;
  font-weight: 500;
  font-size: 14px;
  padding: 9px 16px;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.9);
  box-shadow: 0 1px 0 rgba(255,255,255,0.9) inset, 0 -1px 0 rgba(0,0,0,0.15) inset, 0 10px 24px -10px rgba(255,255,255,0.3);
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.9) inset, 0 -1px 0 rgba(0,0,0,0.15) inset, 0 18px 40px -10px rgba(255,255,255,0.45);
}

@keyframes navIn {
  from { opacity: 0; transform: translateY(-12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ------- hero ------- */
.hero {
  padding: 120px 0 80px;
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 28px;
}
h1.title {
  margin: 0;
  font-size: clamp(56px, 9vw, 128px);
  line-height: 0.95;
  font-weight: 500;
  letter-spacing: -0.045em;
}
h1.title .italic {
  font-family: var(--serif);
  font-weight: 400;
  font-style: italic;
  letter-spacing: -0.02em;
}
h1.title .gradient {
  background: linear-gradient(
    100deg,
    #ffffff 0%,
    #ffffff 40%,
    rgba(255,255,255,0.55) 60%,
    #ffffff 80%,
    #ffffff 100%
  );
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 8s linear infinite;
}
@keyframes shimmer {
  0%   { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}
.lede {
  max-width: 560px;
  font-size: 18px;
  line-height: 1.5;
  color: var(--ink-2);
  text-wrap: pretty;
}
.hero-ctas { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; justify-content: center; }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 20px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #ffffff 0%, #e6e7eb 100%);
  color: #0b0c10;
  border-color: rgba(255,255,255,0.9);
  box-shadow: 0 1px 0 rgba(255,255,255,0.9) inset, 0 -1px 0 rgba(0,0,0,0.18) inset, 0 18px 40px -18px rgba(255,255,255,0.35);
}
.btn-ghost {
  background: var(--glass);
  color: var(--ink);
  border-color: var(--hair-2);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.btn-ghost:hover { background: var(--glass-2); }
.btn .kbd {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-3);
  padding: 2px 6px;
  border: 1px solid var(--hair);
  border-radius: 6px;
}

/* button micro press + light sweep */
.btn, .buy-btn, .nav-cta { transition: transform .18s cubic-bezier(.34,1.56,.64,1), background .2s ease, box-shadow .2s ease; }
.btn:active, .buy-btn:active, .nav-cta:active { transform: translateY(0) scale(0.98); }
.btn-primary:hover { transform: translateY(-1px); }

.buy-btn::before, .btn-primary::before {
  content: "";
  position: absolute;
  top: 0; left: -120%;
  width: 60%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,0.55), transparent);
  transform: skewX(-20deg);
  transition: left .8s cubic-bezier(.22,.61,.36,1);
  pointer-events: none;
}
.buy-btn:hover::before, .btn-primary:hover::before { left: 220%; }

/* ------- products ------- */
.section { padding: 60px 0; }
.section-head {
  display: flex; align-items: end; justify-content: space-between; gap: 24px;
  margin-bottom: 28px;
}
.kicker {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.section h2 {
  margin: 6px 0 0;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.05;
}
.section h2 .italic { font-family: var(--serif); font-style: italic; font-weight: 400; }

.products {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 880px) { .products { grid-template-columns: 1fr; } }

.card {
  position: relative;
  border-radius: var(--radius);
  padding: 28px;
  background: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.03) 100%);
  border: 1px solid var(--hair);
  backdrop-filter: blur(30px) saturate(160%);
  -webkit-backdrop-filter: blur(30px) saturate(160%);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.12) inset,
    0 -1px 0 rgba(0,0,0,0.4) inset,
    0 40px 80px -40px rgba(0,0,0,0.6);
  overflow: hidden;
  display: flex; flex-direction: column;
  transform-style: preserve-3d;
  transition: transform .35s cubic-bezier(.22,.61,.36,1), border-color .3s ease, box-shadow .3s ease;
}
.card::before {
  content: ""; position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
}
.card:hover { transform: translateY(-2px); border-color: var(--hair-2); }

/* specular sheen */
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    radial-gradient(
      500px 300px at var(--mx, -200px) var(--my, -200px),
      rgba(255,255,255,0.10),
      transparent 60%
    );
  pointer-events: none;
  opacity: 0;
  transition: opacity .4s ease;
}
.card:hover::after { opacity: 1; }

/* 3D tilt */
.products .card.tilt,
.products .card.tilt.reveal.in {
  transform: perspective(1200px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(-2px) !important;
  transition: transform 0s linear, border-color .3s ease, box-shadow .3s ease;
}
.card .visual, .card h3, .card .sub, .card .feature-list, .card .card-buy, .card .card-top {
  transform: translateZ(0);
  transition: transform .35s cubic-bezier(.22,.61,.36,1);
}
.card.tilt .visual   { transform: translateZ(24px); }
.card.tilt .card-top { transform: translateZ(14px); }
.card.tilt h3        { transform: translateZ(20px); }
.card.tilt .sub      { transform: translateZ(10px); }
.card.tilt .feature-list { transform: translateZ(8px); }
.card.tilt .card-buy { transform: translateZ(16px); }

.card .visual {
  position: relative;
  aspect-ratio: 16/10;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  border: 1px solid var(--hair);
}
.card .visual::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 50% 30%, transparent 0%, rgba(8,9,12,0.55) 75%, rgba(8,9,12,0.85) 100%),
    linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.55) 100%);
  pointer-events: none;
}

.card .visual .cover {
  position: absolute;
  inset: -8%;
  width: 116%;
  height: 116%;
  object-fit: cover;
  filter: grayscale(1) blur(8px) brightness(0.7) contrast(0.95);
  opacity: 0.55;
  mix-blend-mode: luminosity;
  -webkit-mask-image: radial-gradient(120% 90% at 50% 45%, #000 30%, rgba(0,0,0,0.6) 70%, transparent 100%);
          mask-image: radial-gradient(120% 90% at 50% 45%, #000 30%, rgba(0,0,0,0.6) 70%, transparent 100%);
  transition: filter .5s ease, opacity .5s ease, transform .8s ease;
  transform: scale(1);
}
.card:hover .visual .cover {
  filter: grayscale(0.85) blur(4px) brightness(0.85) contrast(1);
  opacity: 0.75;
  transform: scale(1.03);
}
.card .visual .vmark {
  position: absolute;
  left: 24px; bottom: 20px;
  z-index: 2;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-2);
  display: flex; align-items: center; gap: 8px;
}
.card .visual .vmark::before {
  content: "";
  width: 22px; height: 1px;
  background: rgba(255,255,255,0.5);
}
.vis-gt {
  background:
    radial-gradient(120% 80% at 20% 0%, rgba(255,210,80,0.45), transparent 60%),
    radial-gradient(100% 80% at 100% 100%, rgba(255,140,60,0.4), transparent 60%),
    linear-gradient(180deg, #1f2a14 0%, #0c1208 100%);
}
.vis-mc {
  background:
    radial-gradient(100% 80% at 20% 0%, rgba(120,200,255,0.3), transparent 60%),
    radial-gradient(100% 80% at 100% 100%, rgba(80,255,170,0.25), transparent 60%),
    linear-gradient(180deg, #0d1722 0%, #060b12 100%);
}

.card-top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-bottom: 6px;
}
.badge {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  padding: 5px 9px;
  border: 1px solid var(--hair);
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.badge.green {
  color: #6ee7b7;
  border-color: rgba(110,231,183,0.25);
  background: rgba(52,211,153,0.08);
  animation: breath 3.4s ease-in-out infinite;
}
@keyframes breath {
  0%, 100% { box-shadow: 0 0 0 0 rgba(110,231,183,0.0); }
  50%      { box-shadow: 0 0 14px 0 rgba(110,231,183,0.18); }
}

.card h3 {
  margin: 0;
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.02em;
}
.card .sub {
  margin: 8px 0 22px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.55;
  text-wrap: pretty;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: flex; flex-direction: column; gap: 10px;
}
.feature-list li {
  display: flex; align-items: center; gap: 12px;
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.4;
}
.feature-list li .check {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--hair-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 18px;
}
.feature-list li .check::after {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
  animation: twinkle 4s ease-in-out infinite;
  box-shadow:
    0 0 6px rgba(255,255,255,0.9),
    0 0 14px rgba(140,180,255,0.55),
    0 0 24px rgba(110,168,255,0.35);
}
.feature-list li:nth-child(2) .check::after { animation-delay: .8s; }
.feature-list li:nth-child(3) .check::after { animation-delay: 1.6s; }
.feature-list li:nth-child(4) .check::after { animation-delay: 2.4s; }
@keyframes twinkle {
  0%, 100% {
    box-shadow:
      0 0 6px rgba(255,255,255,0.9),
      0 0 14px rgba(140,180,255,0.55),
      0 0 24px rgba(110,168,255,0.35);
  }
  50% {
    box-shadow:
      0 0 4px rgba(255,255,255,0.7),
      0 0 8px rgba(140,180,255,0.3),
      0 0 14px rgba(110,168,255,0.2);
  }
}

.card-buy {
  margin-top: auto;
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--hair);
}
.price {
  display: flex; align-items: baseline; gap: 6px;
}
.price .amt {
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -0.03em;
}
.price .cur {
  font-size: 16px;
  color: var(--ink-3);
  font-family: var(--mono);
}
.price .once {
  font-size: 13px; color: var(--ink-3);
  margin-left: 4px;
}
.buy-btn {
  position: relative;
  overflow: hidden;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  background: rgba(255,255,255,0.92);
  color: #0b0c10;
  border: 1px solid rgba(255,255,255,0.9);
  box-shadow: 0 1px 0 rgba(255,255,255,0.9) inset, 0 -1px 0 rgba(0,0,0,0.15) inset;
  cursor: pointer;
}
.buy-btn:hover { transform: translateY(-1px); }

/* ------- feature strip ------- */
.strip {
  border-radius: var(--radius);
  padding: 36px;
  background: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.02) 100%);
  border: 1px solid var(--hair);
  backdrop-filter: blur(30px) saturate(160%);
  -webkit-backdrop-filter: blur(30px) saturate(160%);
  box-shadow: 0 1px 0 rgba(255,255,255,0.12) inset, 0 -1px 0 rgba(0,0,0,0.4) inset;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
@media (max-width: 880px) { .strip { grid-template-columns: 1fr 1fr; gap: 24px; } }
.strip .cell { display: flex; flex-direction: column; gap: 8px; }
.strip .num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0.08em;
  transition: color .3s ease;
}
.strip .cell:hover .num { color: rgba(255,255,255,0.9); }
.strip .lbl {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.01em;
}
.strip .desc {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.5;
}

/* ------- faq ------- */
.faq { display: flex; flex-direction: column; gap: 12px; }
details.q {
  border-radius: 20px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--hair);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  overflow: hidden;
}
details.q summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: background .25s ease;
  border-radius: 20px;
}
details.q summary::-webkit-details-marker { display: none; }
details.q[open] summary { background: rgba(255,255,255,0.03); }
details.q .plus {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--hair-2);
  display: grid; place-items: center;
  position: relative;
  flex: 0 0 24px;
  transition: transform .25s ease;
}
details.q .plus::before, details.q .plus::after {
  content: ""; position: absolute;
  background: #fff;
}
details.q .plus::before { width: 10px; height: 1.5px; }
details.q .plus::after { width: 1.5px; height: 10px; transition: opacity .25s ease; }
details.q[open] .plus::after { opacity: 0; }
details.q[open] .plus { transform: rotate(180deg); }
details.q .body {
  padding: 0 22px 20px;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.6;
  max-width: 70ch;
  animation: faqIn .4s cubic-bezier(.22,.61,.36,1);
}
@keyframes faqIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ------- footer ------- */
.footer {
  padding: 60px 0 40px;
  border-top: 1px solid var(--hair);
  margin-top: 60px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  flex-wrap: wrap;
}
.footer .brand { display: flex; align-items: center; gap: 10px; font-weight: 500; }
.footer .meta { color: var(--ink-3); font-size: 13px; font-family: var(--mono); }
.footer-links { display: flex; gap: 18px; font-size: 13px; color: var(--ink-2); }
.footer-links a { color: inherit; text-decoration: none; }
.footer-links a:hover { color: var(--ink); }

/* tint variants */
body[data-tint="violet"] { --tint-a: #c084fc; --tint-b: #f0abfc; --tint-c: #60a5fa; }
body[data-tint="warm"]   { --tint-a: #f59e0b; --tint-b: #ef4444; --tint-c: #fbbf24; }
body[data-tint="mono"]   { --tint-a: #e5e7eb; --tint-b: #94a3b8; --tint-c: #cbd5e1; }

/* scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 999px; }
::-webkit-scrollbar-track { background: transparent; }

html { scroll-behavior: smooth; }

/* ------- scroll reveal ------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .9s cubic-bezier(.22,.61,.36,1), transform .9s cubic-bezier(.22,.61,.36,1);
  will-change: opacity, transform;
}
.reveal.in { opacity: 1; transform: translateY(0); }
.stagger > * { transition-delay: 0s; }
.stagger.in > *:nth-child(1) { transition-delay: 0.00s; }
.stagger.in > *:nth-child(2) { transition-delay: 0.10s; }
.stagger.in > *:nth-child(3) { transition-delay: 0.20s; }
.stagger.in > *:nth-child(4) { transition-delay: 0.30s; }
.stagger.in > *:nth-child(5) { transition-delay: 0.40s; }

/* ------- hero entry ------- */
.hero > * {
  opacity: 0;
  transform: translateY(14px);
  animation: heroIn 1s cubic-bezier(.22,.61,.36,1) forwards;
}
.hero > *:nth-child(1) { animation-delay: .1s; }
.hero > *:nth-child(2) { animation-delay: .2s; }
.hero > *:nth-child(3) { animation-delay: .35s; }
.hero > *:nth-child(4) { animation-delay: .5s; }
@keyframes heroIn {
  to { opacity: 1; transform: translateY(0); }
}

/* respect users who don't want motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}