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

:root {
  --bg-dark: #060d18;
  --bg-card: rgba(0, 40, 80, 0.35);
  --cyan: #00c8ff;
  --cyan-dim: #0099cc;
  --cyan-glow: rgba(0, 200, 255, 0.25);
  --text-primary: #e8f4fc;
  --text-secondary: #94b8d4;
  --border: rgba(0, 200, 255, 0.2);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg-dark);
  background-image:
    radial-gradient(ellipse at 50% 0%, rgba(0, 120, 200, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 100%, rgba(0, 80, 160, 0.08) 0%, transparent 50%);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
}

a {
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.2s, text-shadow 0.2s;
}

a:hover {
  color: #fff;
  text-shadow: 0 0 8px var(--cyan-glow);
}

/* Header & nav */
.site-header {
  position: relative;
  padding: 1.5rem 2rem 0;
}

.nav {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  display: flex;
  gap: 1.75rem;
  list-style: none;
}

.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding-bottom: 0.25rem;
  border-bottom: 2px solid transparent;
}

.nav a:hover,
.nav a.active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  text-shadow: 0 0 12px var(--cyan-glow);
}

.logo-wrap {
  display: flex;
  justify-content: center;
  padding: 2rem 1rem 1.5rem;
}

.logo-wrap a {
  display: block;
  line-height: 0;
}

.logo {
  max-width: min(720px, 92vw);
  height: auto;
  filter: drop-shadow(0 0 24px rgba(0, 200, 255, 0.15));
}

/* Main content */
main {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 2rem 4rem;
}

.page-title {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--cyan);
  margin-bottom: 1.5rem;
  text-shadow: 0 0 20px var(--cyan-glow);
  letter-spacing: 0.02em;
}

.content p {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.content h2 {
  font-size: 1.15rem;
  color: var(--cyan);
  margin: 1.75rem 0 0.75rem;
}

.content ul {
  margin: 0.5rem 0 1rem 1.25rem;
  color: var(--text-secondary);
}

.content li {
  margin-bottom: 0.4rem;
}

.content li strong {
  color: var(--text-primary);
}

/* Service cards */
.services-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--cyan);
  border-radius: 6px;
  padding: 1.25rem 1.5rem;
  backdrop-filter: blur(4px);
}

.service-card h2 {
  font-size: 1.1rem;
  color: var(--cyan);
  margin: 0 0 0.6rem;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.service-card ul {
  font-size: 0.9rem;
  margin: 0.4rem 0 0 1.1rem;
}

/* Members list */
.member-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.member-list li {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.member-list li strong {
  display: block;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

/* Contacts */
.contact-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
}

.contact-block h2 {
  font-size: 1rem;
  color: var(--cyan);
  margin: 0 0 0.5rem;
}

.contact-block p {
  margin: 0.25rem 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.contact-block a {
  word-break: break-all;
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 2rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

@media (max-width: 640px) {
  .site-header {
    padding: 1rem;
  }

  .nav {
    position: static;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
  }

  .logo-wrap {
    padding-top: 0.5rem;
  }

  main {
    padding: 0 1.25rem 3rem;
  }
}