:root {
  --short-bg: #06070b;
  --short-ink: #10131d;
  --short-card: #171c2a;
  --short-cyan: #55e6ff;
  --short-blue: #5377ff;
  --short-silver: #eef4ff;
  --short-muted: rgba(238, 244, 255, 0.68);
  --short-line: rgba(85, 230, 255, 0.18);
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 16% 12%, rgba(85, 230, 255, 0.15), transparent 28%),
    radial-gradient(circle at 84% 18%, rgba(83, 119, 255, 0.18), transparent 30%),
    linear-gradient(180deg, var(--short-bg), #090b12 48%, #05060a);
  color: var(--short-silver);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.short-header {
  position: sticky;
  top: 0;
  z-index: 10;
  width: min(100% - 2rem, var(--container));
  min-height: 74px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: rgba(6, 7, 11, 0.72);
  backdrop-filter: blur(14px);
}

.short-logo {
  color: var(--short-cyan);
  font-weight: 900;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.short-nav {
  display: flex;
  gap: 1rem;
  color: var(--short-muted);
  font-size: 0.92rem;
}

.short-nav a:hover {
  color: var(--short-cyan);
}

.short-hero,
.short-process {
  width: min(100% - 2rem, var(--container));
  margin: 0 auto;
}

.short-hero {
  min-height: calc(100vh - 74px);
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.1fr);
  gap: 2rem;
  align-items: center;
  padding: 4rem 0;
}

.short-scene {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  border: 1px solid var(--short-line);
  background:
    linear-gradient(90deg, rgba(85, 230, 255, 0.05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(85, 230, 255, 0.05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(23, 28, 42, 0.94), rgba(7, 8, 13, 0.98));
  background-size: 46px 46px, 46px 46px, auto;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
}

.short-frame,
.short-core {
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%) rotateX(58deg) rotateZ(42deg);
  border: 1px solid rgba(85, 230, 255, 0.34);
}

.short-frame-a {
  width: 300px;
  height: 300px;
}

.short-frame-b {
  width: 210px;
  height: 210px;
  border-color: rgba(83, 119, 255, 0.5);
}

.short-core {
  width: 96px;
  height: 96px;
  background: linear-gradient(135deg, rgba(85, 230, 255, 0.9), rgba(83, 119, 255, 0.72));
  box-shadow: 0 0 60px rgba(85, 230, 255, 0.34);
}

.short-kicker {
  margin: 0 0 1rem;
  color: var(--short-cyan);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.short-copy h1 {
  margin: 0;
  font-size: clamp(3.4rem, 10vw, 9rem);
  line-height: 0.82;
  text-transform: uppercase;
}

.short-copy p:not(.short-kicker),
.process-list p {
  color: var(--short-muted);
  font-size: 1.02rem;
  line-height: 1.76;
}

.short-copy p:not(.short-kicker) {
  max-width: 760px;
  margin: 1.5rem 0 0;
}

.short-process {
  padding: 5rem 0;
  border-top: 1px solid var(--short-line);
}

.short-section-head {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: 1.5rem;
}

.short-section-head h2 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4.8rem);
  line-height: 0.95;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.process-list article {
  min-height: 280px;
  padding: 1.1rem;
  border: 1px solid var(--short-line);
  background: linear-gradient(180deg, rgba(23, 28, 42, 0.94), rgba(9, 11, 18, 0.98));
}

.process-list span {
  color: var(--short-cyan);
  font-weight: 900;
  letter-spacing: 0.14em;
}

.process-list h3 {
  margin: 1rem 0 0.7rem;
  font-size: 1.45rem;
}

@media (max-width: 940px) {
  .short-hero,
  .short-section-head {
    grid-template-columns: 1fr;
  }

  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .short-header {
    align-items: flex-start;
    flex-direction: column;
    padding: 1rem 0;
  }

  .short-hero {
    min-height: auto;
    padding: 3rem 0;
  }

  .short-scene {
    min-height: 340px;
  }

  .process-list {
    grid-template-columns: 1fr;
  }
}