:root {
  color-scheme: dark;
  --bg: #05070d;
  --ink: #e8eef8;
  --muted: #b7c4d6;
  --line: rgba(120, 170, 210, 0.22);
  --cyan: #5ce1ff;
  --blue: #2f6bff;
  --violet: #8b7cff;
  --pad: 1.25rem;
  --max: 68rem;
  --nav: 4.25rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font: 1.05rem/1.55 "Segoe UI", "Avenir Next", "Helvetica Neue", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    linear-gradient(rgba(94, 160, 220, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(94, 160, 220, 0.045) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 15%, transparent 72%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 3px,
    rgba(0, 0, 0, 0.14) 4px
  );
  opacity: 0.25;
}

a { color: var(--cyan); }

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 20;
  background: var(--cyan);
  color: #041018;
  padding: 0.45rem 0.7rem;
  text-decoration: none;
  font-weight: 650;
}

.skip:focus { top: 0.6rem; }

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(5, 7, 13, 0.88);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

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

.nav-inner {
  min-height: var(--nav);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 650;
  letter-spacing: 0.04em;
}

.mark {
  width: 44px;
  height: 34px;
  overflow: hidden;
  flex: none;
}

.mark img {
  width: 193px;
  height: 109px;
  max-width: none;
  display: block;
  margin: -38px 0 0 -28px;
}

.nav-links {
  display: flex;
  gap: 1.1rem;
  align-items: center;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.nav-links a:hover { color: var(--ink); }

main { position: relative; z-index: 1; }

.hero {
  min-height: calc(100svh - var(--nav));
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2.5rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(220px, 0.8fr);
  gap: 2rem;
  align-items: center;
}

h1 {
  margin: 0 0 0.9rem;
  font-size: clamp(2.15rem, 4.4vw, 3.55rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 640;
}

h1 span { display: block; color: #d5e6f4; }

.lede {
  margin: 0;
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.cta {
  display: inline-block;
  margin-top: 1.4rem;
  background: var(--cyan);
  color: #041018;
  text-decoration: none;
  font-weight: 700;
  padding: 0.72rem 1rem;
  letter-spacing: 0.01em;
}

.cta:hover { background: #8aebff; }

.graph {
  justify-self: end;
  width: min(100%, 22rem);
}

.graph svg { width: 100%; height: auto; display: block; }

.graph text {
  fill: var(--muted);
  font: 0.72rem/1 system-ui, sans-serif;
  letter-spacing: 0.08em;
}

.link {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1.2;
  stroke-dasharray: 5 7;
  opacity: 0.75;
}

.node { fill: #071018; stroke: var(--cyan); stroke-width: 1.4; }

.node.tool { stroke: var(--violet); }

.orbit {
  fill: none;
  stroke: rgba(92, 225, 255, 0.28);
  stroke-width: 1;
  transform-origin: 180px 110px;
  animation: spin 32s linear infinite;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin-top: 2rem;
}

.card {
  border: 1px solid var(--line);
  background: rgba(10, 16, 28, 0.72);
  padding: 1rem 1rem 1.05rem;
}

.card h2 {
  margin: 0 0 0.4rem;
  font-size: 1.02rem;
  letter-spacing: -0.02em;
}

.card p { margin: 0; color: var(--muted); }

.section { padding: 4.5rem 0; }

h2.section-title {
  margin: 0 0 0.7rem;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  font-weight: 640;
}

.lead {
  margin: 0 0 1.8rem;
  max-width: 44rem;
  color: var(--muted);
}

.compare {
  display: grid;
  grid-template-columns: 1fr 1.08fr 1fr;
  gap: 0.9rem;
  align-items: stretch;
}

.unit {
  border: 1px solid var(--line);
  background: rgba(8, 12, 20, 0.65);
  padding: 1rem 0.95rem 1.1rem;
  min-width: 0;
}

.kicker {
  margin: 0 0 0.6rem;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.stage {
  min-height: 11.5rem;
  display: grid;
  place-items: end center;
  margin-bottom: 0.8rem;
}

.sil { width: 9.5rem; height: auto; display: block; }

.sil-rack { width: 8.2rem; }

.sku {
  margin: 0;
  font-weight: 650;
}

.price {
  margin: 0.2rem 0 0.45rem;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.cap { margin: 0; color: var(--muted); }

.unit-desk,
.unit-rack { opacity: 0.78; }

.unit-gap {
  background: rgba(6, 14, 22, 0.35);
  border-style: dashed;
  border-color: rgba(92, 225, 255, 0.35);
}

.bay {
  position: relative;
  overflow: hidden;
  min-height: 11.5rem;
  height: 100%;
  display: grid;
  place-items: center;
  padding: 1rem;
  text-align: center;
  border: 1px dashed rgba(92, 225, 255, 0.55);
  background:
    repeating-linear-gradient(
      -12deg,
      transparent,
      transparent 10px,
      rgba(92, 225, 255, 0.035) 10px,
      rgba(92, 225, 255, 0.035) 11px
    );
  animation: breathe 4.8s ease-in-out infinite;
}

.bay p {
  position: relative;
  z-index: 1;
  margin: 0;
  max-width: 14rem;
  font-weight: 650;
}

.scan {
  position: absolute;
  left: 8%;
  right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  animation: scan 3s ease-in-out infinite;
}

.ribbon {
  position: absolute;
  top: 46%;
  left: -40%;
  width: 42%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.85rem 0 0.4rem;
}

.chips span {
  border: 1px solid rgba(139, 124, 255, 0.55);
  color: #ddd6ff;
  padding: 0.15rem 0.45rem;
  font-size: 0.92rem;
}

.quiet, .note, .foot {
  color: var(--muted);
}

.quiet { margin: 0.35rem 0 0; }

.foot {
  margin: 1rem 0 0;
  font-size: 0.92rem;
}

.points {
  margin: 1.4rem 0 0;
  padding-left: 1.1rem;
  max-width: 44rem;
}

.points li { margin: 0.35rem 0; color: var(--muted); }

.line {
  margin: 1.1rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.close {
  margin: 1.3rem 0 0;
  font-size: 1.15rem;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.split article {
  border: 1px solid var(--line);
  padding: 1rem 1.05rem 1.15rem;
  background: rgba(8, 12, 20, 0.55);
}

.split h3 {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
}

.split ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.split li { margin: 0.35rem 0; }

.not { border-color: rgba(139, 124, 255, 0.35); }

.page {
  padding: 3rem 0 4rem;
  max-width: 40rem;
}

.page h1 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.page p { color: var(--muted); }

footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
  padding: 1.4rem 0 2rem;
  color: var(--muted);
}

footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

footer p { margin: 0; }

footer a { color: var(--muted); }

.js .compare:not(.inview) .unit-desk {
  opacity: 0;
  transform: translateX(-2rem);
}

.js .compare:not(.inview) .unit-rack {
  opacity: 0;
  transform: translateX(2rem);
}

.compare.inview .unit-desk { animation: in-left 0.65s ease forwards; }
.compare.inview .unit-rack { animation: in-right 0.65s ease forwards; }
.compare.inview .ribbon { animation: die 1.25s ease 0.72s 1 forwards; }

@keyframes in-left {
  from { opacity: 0; transform: translateX(-2rem); }
  to { opacity: 0.78; transform: none; }
}

@keyframes in-right {
  from { opacity: 0; transform: translateX(2rem); }
  to { opacity: 0.78; transform: none; }
}

@keyframes die {
  0% { left: -40%; opacity: 0; }
  22% { opacity: 0.9; }
  100% { left: 36%; opacity: 0; }
}

@keyframes scan {
  0% { top: 12%; opacity: 0; }
  16% { opacity: 0.9; }
  84% { opacity: 0.85; }
  100% { top: 84%; opacity: 0; }
}

@keyframes breathe {
  0%, 100% { box-shadow: 0 0 0 1px rgba(92, 225, 255, 0.04), 0 0 16px rgba(92, 225, 255, 0.03); }
  50% { box-shadow: 0 0 0 1px rgba(92, 225, 255, 0.18), 0 0 28px rgba(92, 225, 255, 0.14); }
}

@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 860px) {
  .hero { min-height: auto; padding-top: 1.5rem; }
  .hero-grid,
  .cards,
  .compare,
  .split { grid-template-columns: 1fr; }
  .graph { justify-self: start; width: min(100%, 18rem); }
  .nav-inner { flex-wrap: wrap; padding-block: 0.55rem; }
  .nav-links { gap: 0.75rem; }
  .stage { min-height: 8rem; place-items: center; }
  .bay { min-height: 8rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .orbit,
  .bay,
  .scan,
  .compare.inview .unit-desk,
  .compare.inview .unit-rack,
  .compare.inview .ribbon { animation: none; }
  .ribbon { display: none; }
  .js .compare:not(.inview) .unit-desk,
  .js .compare:not(.inview) .unit-rack,
  .unit-desk,
  .unit-rack {
    opacity: 0.85;
    transform: none;
  }
}