:root {
  color-scheme: dark;
  --bg: #03030a;
  --bg-haze: rgba(180, 210, 255, 0.05);
  --panel: rgba(11, 14, 23, 0.85);
  --text: #f5f6ff;
  --muted: rgba(245, 246, 255, 0.7);
  --accent: #00ffe0;
  --accent-soft: rgba(0, 255, 224, 0.2);
  --shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
  --radius: 18px;
  --space-1: 6px;
  --space-2: 12px;
  --space-3: 20px;
  --space-4: 28px;
  --space-5: 40px;
  --space-6: 60px;
  --space-7: 88px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", "Sora", "SF Pro Display", system-ui, sans-serif;
  background: radial-gradient(circle at 20% -20%, rgba(0, 146, 255, 0.25), transparent 35%),
    radial-gradient(circle at 80% 10%, rgba(0, 255, 224, 0.2), transparent 40%),
    #03030a;
  color: var(--text);
  min-height: 100vh;
  line-height: 1.7;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: conic-gradient(from 90deg, rgba(0, 255, 224, 0.12), transparent 40%);
  opacity: 0.4;
  filter: blur(80px);
  pointer-events: none;
  animation: drift 20s linear infinite;
}

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

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

.skip-link {
  position: absolute;
  left: -999px;
  top: var(--space-2);
  background: rgba(0, 255, 224, 0.8);
  color: #03030a;
  padding: var(--space-2) var(--space-3);
  border-radius: 999px;
  z-index: 1000;
  transition: transform 0.2s ease;
}

.skip-link:focus {
  left: var(--space-3);
  transform: translateX(0);
}

:focus-visible {
  outline: 2px solid rgba(0, 255, 224, 0.8);
  outline-offset: 4px;
}

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  isolation: isolate;
}

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.container.narrow {
  width: min(780px, 92vw);
}

.main-content {
  flex: 1;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: rgba(3, 3, 10, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 0;
  gap: var(--space-4);
}

.brand {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  list-style: none;
  align-items: center;
  font-size: 0.95rem;
}

.nav-list a {
  color: var(--muted);
  opacity: 0.9;
  transition: color 0.2s ease, transform 0.2s ease;
}

.nav-list a:hover,
.nav-list a:focus-visible {
  color: var(--text);
  transform: translateY(-2px);
}

.nav-button {
  background: linear-gradient(135deg, #00ffe0, #4f8bff);
  color: #03030a;
  padding: 6px 18px;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 255, 224, 0.35);
}

.hero {
  position: relative;
  padding: var(--space-7) 0 var(--space-6);
  overflow: hidden;
  isolation: isolate;
}

.hero::after {
  content: "";
  position: absolute;
  inset: -20% auto auto -40%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 146, 255, 0.8), transparent 70%);
  filter: blur(5px);
  opacity: 0.6;
  animation: float 12s ease-in-out infinite;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.tagline {
  text-transform: uppercase;
  letter-spacing: 0.4em;
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: var(--space-2);
}

.hero h1 {
  font-size: clamp(3rem, 6vw, 4.8rem);
  line-height: 1.1;
  color: var(--text);
  text-shadow: 0 30px 60px rgba(0, 0, 0, 0.65);
}

.lead {
  margin-top: var(--space-3);
  font-size: 1.25rem;
  max-width: 640px;
  color: var(--muted);
}

.button-row {
  margin-top: var(--space-5);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
  box-shadow: var(--shadow);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  backdrop-filter: blur(10px);
}

.button.primary {
  background: linear-gradient(135deg, #00ffe0, #4f8bff);
  color: #03030a;
  border: none;
  box-shadow: 0 15px 35px rgba(0, 255, 224, 0.35);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--accent);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px) scale(1.01);
  filter: saturation(1.2);
}

.section {
  padding: var(--space-6) 0;
  animation: fadeUp 0.8s ease both;
}

.section.alt {
  background: rgba(11, 14, 23, 0.8);
  border-top: 1px solid rgba(255, 255, 255, 0.055);
  border-bottom: 1px solid rgba(255, 255, 255, 0.055);
}

.section-heading {
  font-size: clamp(2rem, 3vw, 2.6rem);
  margin-bottom: var(--space-3);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.section p {
  color: var(--muted);
  max-width: 720px;
}

.grid {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-4);
  animation: fadeUp 1s ease both;
}

.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid.three {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
  background: linear-gradient(160deg, rgba(4, 10, 25, 0.9), rgba(6, 7, 24, 0.7));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: var(--space-4);
  position: relative;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
  transition: transform 0.4s ease, border-color 0.4s ease;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(0, 255, 224, 0.15), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 255, 224, 0.4);
}

.card:hover::after {
  opacity: 1;
}

.card h3 {
  margin-bottom: var(--space-2);
  font-size: 1.25rem;
}

.simple-list {
  list-style: none;
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-3);
  position: relative;
  padding-left: var(--space-2);
}

.simple-list li {
  padding-left: var(--space-4);
}

.simple-list strong {
  color: #fff;
}

.simple-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, #00ffe0, #4f8bff);
  position: absolute;
  left: 0;
  top: 0.8em;
  transform: translateY(-50%);
}

.callout {
  background: rgba(13, 18, 35, 0.9);
  border: 1px solid rgba(0, 255, 224, 0.2);
  padding: var(--space-4);
  border-radius: var(--radius);
  margin-top: var(--space-3);
  box-shadow: 0 25px 45px rgba(0, 0, 0, 0.6);
  position: relative;
  overflow: hidden;
}

.callout::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 60% 20%, rgba(79, 139, 255, 0.2), transparent 45%);
  opacity: 0.4;
  pointer-events: none;
}

.cta {
  text-align: center;
}

.cta h2 {
  margin-bottom: var(--space-4);
  color: var(--text);
}

.contact-form {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.contact-form label {
  font-weight: 600;
  color: var(--muted);
}

.contact-form input,
.contact-form textarea {
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(0, 255, 224, 0.8);
  transform: translateY(-1px);
}

.form-note {
  font-size: 0.9rem;
  color: var(--muted);
}

.site-footer {
  background: #020205;
  color: rgba(255, 255, 255, 0.85);
  padding: var(--space-6) 0;
  margin-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.footer-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.footer-brand {
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--accent);
}

.footer-list {
  list-style: none;
  display: grid;
  gap: var(--space-2);
}

.footer-list a {
  color: var(--muted);
  transition: color 0.2s ease;
}

.footer-list a:hover,
.footer-list a:focus-visible {
  color: var(--text);
}

.footer-contact {
  display: grid;
  gap: var(--space-1);
}

.footer-contact .label {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer-small {
  margin-top: var(--space-3);
  color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 720px) {
  .nav-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-list {
    gap: var(--space-2);
  }

  .hero {
    padding: var(--space-6) 0;
  }

  .button-row {
    flex-direction: column;
  }
}

@keyframes float {
  0% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-12px) scale(1.05);
  }
  100% {
    transform: translateY(0) scale(1);
  }
}

@keyframes fadeUp {
  0% {
    opacity: 0;
    transform: translateY(12px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}