:root {
  --bg: #0d0d14;
  --card: #12121c;
  --raised: #17172a;
  --border: #25233b;
  --border-hi: #5d3ea6;
  --text: #f0eeff;
  --subtle: #aaa5bf;
  --muted: #716c86;
  --purple: #a855f7;
  --green: #5ee2ad;
  --aurora: linear-gradient(135deg, #6d28d9 0%, #a855f7 48%, #ec4899 100%);
  --aurora-text: linear-gradient(90deg, #b86cff 0%, #d58bff 42%, #ff6bb3 100%);
  --sans: "DM Sans", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --display: Electrolize, "Space Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font: 15px/1.65 var(--sans);
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background-image: radial-gradient(circle, #242039 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: .62;
  pointer-events: none;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 86% 8%, rgba(124, 58, 237, .18), transparent 28rem),
    radial-gradient(circle at 8% 72%, rgba(236, 72, 153, .11), transparent 31rem),
    radial-gradient(circle at 70% 88%, rgba(129, 140, 248, .1), transparent 25rem);
  pointer-events: none;
}

a { color: inherit; }
.shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(13, 13, 20, .82);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(22px) saturate(160%);
}
.nav {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand, .back {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
}
.mark {
  width: 35px;
  height: 35px;
  display: grid;
  place-items: center;
  background: var(--aurora);
  font: 700 15px/1 var(--display);
  box-shadow: 0 0 32px rgba(168, 85, 247, .34);
}
.brand-name {
  font: 700 15px/1 var(--display);
  letter-spacing: .13em;
  text-transform: uppercase;
}
.back {
  color: var(--subtle);
  font-size: 13px;
  letter-spacing: .02em;
}
.back:hover { color: var(--text); }

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 62px;
  align-items: center;
  padding: 98px 0 74px;
}
.eyebrow {
  color: var(--purple);
  font: 700 12px/1.3 var(--display);
  letter-spacing: .17em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
h1 {
  max-width: 760px;
  margin: 0;
  font: 700 clamp(42px, 6.2vw, 78px)/.98 var(--display);
  letter-spacing: -.055em;
}
.aurora-text {
  color: transparent;
  background: var(--aurora-text);
  background-clip: text;
  -webkit-background-clip: text;
}
.hero-copy {
  max-width: 690px;
  margin: 27px 0 0;
  color: var(--subtle);
  font-size: 18px;
  line-height: 1.72;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 27px;
}
.pill {
  border: 1px solid var(--border);
  background: rgba(18, 18, 28, .72);
  padding: 7px 11px;
  color: var(--subtle);
  font: 700 11px/1 var(--display);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.mascot-wrap {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 330px;
}
.mascot-wrap::before {
  content: "";
  position: absolute;
  width: 290px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--aurora);
  filter: blur(65px);
  opacity: .25;
}
.mascot {
  position: relative;
  width: min(100%, 330px);
  filter: drop-shadow(0 28px 40px rgba(0, 0, 0, .48));
  animation: hover 5s ease-in-out infinite;
}
.rule {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-hi), transparent);
  opacity: .75;
}
.manual-section { padding: 72px 0 94px; }
.section-kicker {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
}
h2 {
  margin: 0;
  font: 700 clamp(29px, 4vw, 45px)/1.08 var(--display);
  letter-spacing: -.035em;
}
.section-note { color: var(--muted); font-size: 14px; text-align: right; }
.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.card {
  position: relative;
  min-height: 310px;
  display: flex;
  flex-direction: column;
  padding: 27px;
  overflow: hidden;
  background: linear-gradient(145deg, rgba(23, 23, 42, .94), rgba(15, 15, 25, .94));
  border: 1px solid var(--border);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: var(--aurora);
  opacity: 0;
  transition: opacity .22s ease;
}
.card:hover {
  transform: translateY(-5px);
  border-color: var(--border-hi);
  box-shadow: 0 24px 55px rgba(0, 0, 0, .3);
}
.card:hover::before { opacity: 1; }
.card.start {
  border-color: #6540ad;
  background: linear-gradient(145deg, rgba(52, 30, 83, .78), rgba(17, 15, 30, .96));
}
.card.start::before { opacity: 1; }
.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}
.number {
  color: var(--purple);
  font: 700 12px/1 var(--display);
  letter-spacing: .12em;
}
.badge {
  color: #160a22;
  background: var(--green);
  padding: 5px 7px;
  font: 800 9px/1 var(--display);
  letter-spacing: .09em;
  text-transform: uppercase;
}
.icon {
  width: 46px;
  height: 46px;
  margin: 25px 0 20px;
  display: grid;
  place-items: center;
  color: #d7b5ff;
  background: rgba(168, 85, 247, .09);
  border: 1px solid rgba(168, 85, 247, .24);
}
.icon svg { width: 23px; height: 23px; }
h3 {
  margin: 0 0 10px;
  font: 700 20px/1.2 var(--display);
  letter-spacing: -.02em;
}
.desc { margin: 0 0 25px; color: var(--subtle); font-size: 14px; line-height: 1.65; }
.download {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  text-decoration: none;
  color: #d8b4fe;
  font: 700 12px/1 var(--display);
  letter-spacing: .055em;
  text-transform: uppercase;
}
.download span:last-child { font-size: 17px; transition: transform .18s ease; }
.download:hover span:last-child { transform: translateY(2px); }
.closing {
  margin: 0 auto 86px;
  padding: 35px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 30px;
  align-items: center;
  background: rgba(18, 18, 28, .82);
  border: 1px solid var(--border);
  border-left: 3px solid var(--purple);
}
.closing strong {
  display: block;
  margin-bottom: 6px;
  font: 700 20px/1.2 var(--display);
}
.closing p { margin: 0; color: var(--subtle); }
.closing-mark {
  color: var(--muted);
  font: 700 12px/1.4 var(--display);
  text-align: right;
  letter-spacing: .08em;
  text-transform: uppercase;
}
footer {
  border-top: 1px solid var(--border);
  padding: 28px 0 42px;
  color: var(--muted);
  font-size: 12px;
}
.footer-row { display: flex; justify-content: space-between; gap: 24px; }

@keyframes hover {
  0%, 100% { transform: translateY(0) rotate(-.7deg); }
  50% { transform: translateY(-10px) rotate(.7deg); }
}
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr 250px; gap: 28px; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mascot-wrap { min-height: 250px; }
}
@media (max-width: 680px) {
  .shell { width: min(100% - 28px, 1180px); }
  .back span { display: none; }
  .back span:first-child { display: inline; }
  .hero { grid-template-columns: 1fr; padding-top: 68px; text-align: center; }
  .hero-copy { margin-inline: auto; }
  .hero-meta { justify-content: center; }
  .mascot-wrap { order: -1; min-height: 210px; }
  .mascot { width: 210px; }
  .section-kicker { display: block; text-align: center; }
  .section-note { margin-top: 12px; text-align: center; }
  .grid { grid-template-columns: 1fr; }
  .card { min-height: 285px; }
  .closing { grid-template-columns: 1fr; text-align: center; }
  .closing-mark { text-align: center; }
  .footer-row { display: block; text-align: center; }
  .footer-row span { display: block; }
  .footer-row span + span { margin-top: 5px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .mascot { animation: none; }
  .card, .download span:last-child { transition: none; }
}