:root {
  color-scheme: dark;
  --bg: #020618;
  --panel: #0b1433;
  --panel-strong: #101c44;
  --text: #f8fafc;
  --muted: rgba(248, 250, 252, 0.72);
  --line: rgba(148, 163, 184, 0.28);
  --primary-a: #00b8db;
  --primary-b: #2b7fff;
  --secondary-a: #ad46ff;
  --secondary-b: #f6339a;
  --success: #22c55e;
  --danger: #ff6467;
}

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

body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 8% 2%, rgba(0, 184, 219, 0.24), transparent 30%),
    radial-gradient(circle at 95% 20%, rgba(173, 70, 255, 0.2), transparent 32%),
    radial-gradient(circle at 75% 88%, rgba(34, 197, 94, 0.16), transparent 30%),
    var(--bg);
  color: var(--text);
  line-height: 1.55;
}

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(2, 6, 24, 0.72);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  color: var(--text);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.brand-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(90deg, var(--primary-a), var(--primary-b));
  box-shadow: 0 0 20px rgba(0, 184, 219, 0.7);
}

main {
  padding: 24px 0 72px;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: center;
  padding-top: 24px;
}

.eyebrow {
  margin: 0;
  color: var(--primary-a);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

h1 {
  margin: 10px 0 16px;
  font-size: clamp(1.8rem, 3.6vw, 3.2rem);
  line-height: 1.12;
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(1.4rem, 2.2vw, 2rem);
}

h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

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

.lead {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  max-width: 64ch;
}

.hero-actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 999px;
  padding: 10px 18px;
  font-weight: 600;
  transition: transform 0.2s ease, opacity 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:focus-visible {
  outline: 2px solid var(--primary-a);
  outline-offset: 2px;
}

.btn-primary {
  color: white;
  background: linear-gradient(90deg, var(--primary-a), var(--primary-b));
  box-shadow: 0 10px 24px rgba(0, 184, 219, 0.35);
}

.btn-secondary {
  color: white;
  background: linear-gradient(90deg, var(--secondary-a), var(--secondary-b));
  box-shadow: 0 10px 24px rgba(173, 70, 255, 0.35);
}

.btn-ghost {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.btn-large {
  margin-top: 14px;
  font-size: 1.05rem;
  padding: 12px 22px;
}

.hero-metrics {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-metrics li {
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  color: var(--muted);
}

.hero-metrics strong {
  color: var(--text);
  margin-right: 4px;
}

.hero-art img {
  width: 100%;
  border-radius: 24px;
  border: 1px solid rgba(43, 127, 255, 0.44);
  box-shadow:
    0 0 0 1px rgba(0, 184, 219, 0.18),
    0 26px 56px rgba(5, 12, 33, 0.7);
}

.section {
  margin-top: 46px;
}

.section-lead {
  max-width: 70ch;
}

.grid {
  display: grid;
  gap: 14px;
}

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

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  border-radius: 16px;
  padding: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(16, 28, 68, 0.95), rgba(7, 15, 39, 0.95));
}

.card.accent {
  box-shadow: inset 0 0 0 1px rgba(43, 127, 255, 0.45);
}

.cta {
  text-align: center;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(0, 184, 219, 0.12), rgba(173, 70, 255, 0.15));
  padding: 28px 22px;
}

.contact-form {
  margin: 18px auto 0;
  max-width: 560px;
  display: grid;
  gap: 10px;
  text-align: left;
}

.contact-form label {
  display: grid;
  gap: 6px;
  color: var(--text);
  font-size: 0.92rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 24, 0.7);
  color: var(--text);
  padding: 10px 12px;
  font: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(0, 184, 219, 0.55);
  outline-offset: 1px;
}

.form-status {
  margin: 14px auto 0;
  max-width: 560px;
  border-radius: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
}

.form-status.success {
  color: #b8ffd7;
  background: rgba(34, 197, 94, 0.12);
}

.form-status.error {
  color: #ffd0d1;
  background: rgba(255, 100, 103, 0.12);
}

.cta-mailto {
  display: inline-block;
  margin-top: 14px;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 24px 0 34px;
}

.site-footer p {
  text-align: center;
  font-size: 0.92rem;
}

.footer-links {
  margin-top: 10px;
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--text);
  border-bottom-color: rgba(0, 184, 219, 0.7);
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-art {
    order: -1;
  }

  .grid.two,
  .grid.three {
    grid-template-columns: 1fr;
  }

  .nav {
    min-height: 64px;
  }
}