:root {
  color-scheme: light dark;
  --bg: #07090e;
  --bg-alt: #0e111a;
  --panel: #111625;
  --card: #161b2c;
  --text: #f4f6ff;
  --muted: #b8c1ff;
  --primary: #8f7bff;
  --accent: #4ce0b3;
  --border: rgba(255, 255, 255, 0.08);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  font-family: "Space Grotesk", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  margin: 0;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

button,
input {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 5vw;
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-weight: 600;
  letter-spacing: 0.04em;
}

nav {
  display: flex;
  gap: 0.75rem;
}

button {
  border-radius: 999px;
  padding: 0.65rem 1.6rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 200ms ease, box-shadow 200ms ease,
    background 200ms ease;
}

button.primary {
  background: linear-gradient(120deg, var(--primary), var(--accent));
  color: #050608;
  font-weight: 600;
  border: none;
  box-shadow: 0 10px 30px rgba(143, 123, 255, 0.35);
}

button.ghost {
  border-color: var(--border);
  background: transparent;
  color: var(--text);
}

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

button:hover {
  transform: translateY(-1px) scale(1.01);
}

main {
  padding: 6rem 5vw 4rem;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  align-items: center;
  margin-bottom: 5rem;
}

.hero-copy .kicker {
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.hero h1 {
  font-size: clamp(2.5rem, 4vw, 3.75rem);
  margin: 0.25rem 0 1rem;
  line-height: 1.1;
}

.lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 48ch;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.75rem;
}

.hero-card {
  background: radial-gradient(circle at top, rgba(143, 123, 255, 0.45), transparent),
    var(--card);
  padding: 2rem;
  border-radius: 1.5rem;
  border: 1px solid var(--border);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.55);
}

.hero-card ul {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.hero-card li {
  padding-left: 1.5rem;
  position: relative;
}

.hero-card li::before {
  content: "•";
  color: var(--accent);
  position: absolute;
  left: 0;
}

.mission {
  background: var(--bg-alt);
  border-radius: 2rem;
  padding: 3rem;
  margin-bottom: 4.5rem;
  border: 1px solid var(--border);
}

.mission .kicker {
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.mission h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  margin-top: 0.4rem;
  max-width: 40ch;
}

.metrics {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.metrics article {
  background: var(--panel);
  border-radius: 1.2rem;
  padding: 1.5rem;
  border: 1px solid var(--border);
}

.demo {
  margin-bottom: 4.5rem;
  padding: 3rem;
  border-radius: 2rem;
  border: 1px solid var(--border);
  background: radial-gradient(circle at top, rgba(76, 224, 179, 0.18), transparent),
    var(--panel);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  align-items: start;
}

.demo-content h2 {
  margin-top: 0.4rem;
  margin-bottom: 1rem;
}

.demo-highlights {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 0.5rem;
}

.demo-highlights li {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 0.85rem;
  padding: 0.85rem 1rem;
}

.demo-panel {
  background: var(--card);
  border-radius: 1.5rem;
  border: 1px solid var(--border);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: relative;
  overflow: hidden;
}

.demo-panel::after {
  content: "";
  position: absolute;
  inset: 30% -20% -20% 60%;
  background: radial-gradient(circle, rgba(143, 123, 255, 0.25), transparent 65%);
  filter: blur(30px);
  opacity: 0.9;
  pointer-events: none;
}

.workflow {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1rem;
}

.workflow li {
  position: relative;
  padding: 1.2rem 1.2rem 1.2rem 2.4rem;
  border-radius: 1.1rem;
  background: rgba(8, 11, 19, 0.6);
  border: 1px solid var(--border);
  animation: workflowGlow 8s ease-in-out infinite;
}

.workflow li:nth-child(2) {
  animation-delay: 1s;
}

.workflow li:nth-child(3) {
  animation-delay: 2s;
}

.workflow li:nth-child(4) {
  animation-delay: 3s;
}

.status-dot {
  position: absolute;
  top: 1.4rem;
  left: 0.9rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 15px rgba(76, 224, 179, 0.9);
  animation: pulse 1.8s ease-in-out infinite;
}

.step-label {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.25rem;
}

.workflow small {
  color: var(--muted);
}

.result-card {
  background: linear-gradient(135deg, rgba(143, 123, 255, 0.35), rgba(14, 17, 26, 0.95));
  border-radius: 1.25rem;
  border: 1px solid var(--border);
  padding: 1.5rem;
  animation: float 9s ease-in-out infinite;
}

.result-title {
  margin: 0 0 0.75rem;
  font-weight: 600;
}

.result-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

.result-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.metric-label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.7rem;
  color: var(--muted);
  margin: 0 0 0.2rem;
}

.metric-value {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0;
}

.metric-value.accent {
  color: var(--accent);
}

.result-footnote {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0;
}

@keyframes pulse {
  0% {
    transform: scale(0.9);
    opacity: 0.7;
  }
  50% {
    transform: scale(1.2);
    opacity: 1;
  }
  100% {
    transform: scale(0.9);
    opacity: 0.7;
  }
}

@keyframes workflowGlow {
  0% {
    box-shadow: 0 0 0 rgba(143, 123, 255, 0);
    border-color: var(--border);
  }
  50% {
    box-shadow: 0 15px 35px rgba(143, 123, 255, 0.25);
    border-color: rgba(143, 123, 255, 0.5);
  }
  100% {
    box-shadow: 0 0 0 rgba(143, 123, 255, 0);
    border-color: var(--border);
  }
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-6px);
  }
  100% {
    transform: translateY(0px);
  }
}

.process {
  margin-bottom: 4rem;
}

.process .kicker {
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.process-grid article {
  padding: 2rem;
  border-radius: 1.25rem;
  background: var(--panel);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.process-grid span {
  position: absolute;
  top: 1.2rem;
  right: 1.5rem;
  font-size: 4rem;
  color: rgba(255, 255, 255, 0.05);
  font-weight: 600;
}

.cta {
  background: linear-gradient(135deg, rgba(143, 123, 255, 0.35), rgba(76, 224, 179, 0.25));
  border-radius: 2rem;
  padding: 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  margin-bottom: 4.5rem;
  border: 1px solid var(--border);
}

.contact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  padding: 3rem;
  background: var(--panel);
  border-radius: 2rem;
  border: 1px solid var(--border);
}

.contact-form {
  display: grid;
  gap: 0.5rem;
}

.contact-form input {
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  padding: 0.85rem 1rem;
  color: var(--text);
}

.form-feedback {
  min-height: 1.25rem;
  font-size: 0.9rem;
  color: var(--accent);
  margin: 0.3rem 0 0;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 5vw 2.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
}

.footer-links a {
  color: var(--text);
  text-decoration: none;
  margin-left: 1rem;
}

.footer-links a:first-child {
  margin-left: 0;
}

@media (max-width: 640px) {
  .site-header {
    flex-direction: column;
    gap: 0.75rem;
  }

  .cta {
    flex-direction: column;
    align-items: flex-start;
  }
}