:root {
  --ink: #0c0f14;
  --sand: #f7f1e7;
  --mint: #4bd6a9;
  --coral: #f07b6a;
  --sky: #7aa7ff;
  --cloud: rgba(255, 255, 255, 0.6);
  --glass: rgba(255, 255, 255, 0.72);
  --shadow: 0 24px 60px rgba(12, 15, 20, 0.15);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Trebuchet MS", sans-serif;
  color: var(--ink);
  background: var(--sand);
  line-height: 1.6;
  overflow-x: hidden;
}

.background {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.orb {
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(0.5px);
  opacity: 0.7;
  mix-blend-mode: multiply;
  animation: float 14s ease-in-out infinite;
}

.orb-a {
  background: radial-gradient(circle at 30% 30%, var(--mint), transparent 70%);
  top: -80px;
  left: -60px;
}

.orb-b {
  background: radial-gradient(circle at 60% 40%, var(--sky), transparent 70%);
  bottom: -120px;
  right: -40px;
  animation-delay: 2s;
}

.grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(transparent 95%, rgba(12, 15, 20, 0.04) 96%),
    linear-gradient(90deg, transparent 95%, rgba(12, 15, 20, 0.04) 96%);
  background-size: 48px 48px;
  opacity: 0.5;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px 7vw 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-mark {
  width: 69px;
  height: 69px;
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(12, 15, 20, 0.2);
  object-fit: contain;
}

nav a {
  text-decoration: none;
  color: var(--ink);
  margin-left: 24px;
  font-weight: 600;
  position: relative;
}

nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--coral);
  transition: width 0.3s ease;
}

nav a:hover::after {
  width: 100%;
}

main {
  padding: 0 7vw 80px;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 48px;
  align-items: center;
  padding: 24px 0 80px;
}

.hero-aside {
  display: grid;
  gap: 22px;
}

.eyebrow {
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
  color: rgba(12, 15, 20, 0.6);
}

h1 {
  font-size: clamp(2.2rem, 3.6vw, 3.4rem);
  line-height: 1.1;
  margin: 12px 0 16px;
}

.lede {
  font-size: 1.1rem;
  max-width: 560px;
}

.hero-actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.button {
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--ink);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button.primary {
  background: var(--ink);
  color: #fff;
  box-shadow: var(--shadow);
}

.button.ghost {
  background: var(--glass);
  color: var(--ink);
}

.button:hover {
  transform: translateY(-2px);
}

.hero-card {
  background: var(--glass);
  padding: 24px;
  border-radius: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
  animation: rise 0.8s ease-out both;
}

.hero-preview {
  margin: 0;
  display: flex;
  justify-content: center;
}

.hero-preview img {
  width: min(100%, 520px);
  border-radius: 22px;
  box-shadow: 0 22px 50px rgba(12, 15, 20, 0.18);
  border: 1px solid rgba(12, 15, 20, 0.1);
}

.card-header {
  font-weight: 700;
  margin-bottom: 12px;
}

pre {
  margin: 0;
  padding: 16px;
  border-radius: 16px;
  background: rgba(12, 15, 20, 0.08);
  font-family: "Source Code Pro", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.92rem;
  overflow-x: auto;
}

.command-block {
  white-space: pre-wrap;
  word-break: break-word;
}

code {
  font-family: "Source Code Pro", ui-monospace, SFMono-Regular, Menlo, monospace;
}

.card-footer {
  margin-top: 12px;
  font-size: 0.9rem;
}

.section {
  padding: 72px 0 0;
}

.section-title h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin: 10px 0 24px;
}

.history-grid,
.feature-grid,
.manual-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.download-card {
  padding: 20px;
  border-radius: 20px;
  text-decoration: none;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 16px 40px rgba(12, 15, 20, 0.1);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.download-card strong {
  font-size: 0.95rem;
  word-break: break-all;
}

.download-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 46px rgba(12, 15, 20, 0.14);
}

.history-grid article,
.feature-grid article,
.manual-card {
  background: var(--cloud);
  padding: 22px;
  border-radius: 20px;
  box-shadow: 0 16px 40px rgba(12, 15, 20, 0.08);
  backdrop-filter: blur(6px);
}

.rivalry {
  margin-top: 32px;
  padding: 24px;
  border-left: 4px solid var(--coral);
  background: rgba(240, 123, 106, 0.12);
  border-radius: 16px;
}

.manual-card pre {
  margin-top: 12px;
}

.callout {
  margin-top: 32px;
  padding: 24px;
  border-radius: 18px;
  background: rgba(75, 214, 169, 0.18);
}

.callout ul {
  margin: 12px 0 0 18px;
}

.site-footer {
  padding: 40px 7vw 60px;
  border-top: 1px solid rgba(12, 15, 20, 0.1);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links {
  font-size: 0.95rem;
  color: rgba(12, 15, 20, 0.65);
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(20px);
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 720px) {
  nav {
    display: none;
  }

  .hero-actions {
    justify-content: flex-start;
  }
}