/* Star Atlas — общий стиль сайта */

:root {
  --bg-0: #05060f;
  --bg-1: #0b0e1f;
  --bg-2: #131832;
  --card: #11142899;
  --border: #2a2f52;
  --text: #dfe3f5;
  --text-dim: #9aa0c3;
  --accent: #7fd7ff;
  --accent-2: #b98bff;
  --accent-warm: #ffb37f;
  --shadow: 0 10px 40px rgba(0,0,0,0.5);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(ellipse at 20% -10%, #1b2350 0%, transparent 55%),
    radial-gradient(ellipse at 90% 10%, #2a1a4a 0%, transparent 45%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1) 40%, var(--bg-0));
  min-height: 100vh;
  line-height: 1.65;
}

/* мерцающие звёзды фоном */
.starfield {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    radial-gradient(1.5px 1.5px at 10% 20%, #ffffff 100%, transparent 100%),
    radial-gradient(1px 1px at 25% 65%, #cfe0ff 100%, transparent 100%),
    radial-gradient(2px 2px at 40% 15%, #ffffff 100%, transparent 100%),
    radial-gradient(1px 1px at 60% 80%, #ffffff 100%, transparent 100%),
    radial-gradient(1.5px 1.5px at 75% 30%, #cfe0ff 100%, transparent 100%),
    radial-gradient(1px 1px at 85% 55%, #ffffff 100%, transparent 100%),
    radial-gradient(2px 2px at 95% 85%, #ffffff 100%, transparent 100%),
    radial-gradient(1px 1px at 5% 90%, #ffffff 100%, transparent 100%),
    radial-gradient(1.5px 1.5px at 50% 45%, #cfe0ff 100%, transparent 100%),
    radial-gradient(1px 1px at 33% 8%, #ffffff 100%, transparent 100%);
  background-repeat: repeat;
  background-size: 600px 600px;
  opacity: 0.7;
  animation: twinkle 6s ease-in-out infinite alternate;
}

@keyframes twinkle {
  from { opacity: 0.45; }
  to { opacity: 0.85; }
}

.wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 24px;
}

header.site {
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(2px);
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  color: var(--text);
  text-decoration: none;
}

.logo .dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff, var(--accent) 40%, var(--accent-2) 100%);
  box-shadow: 0 0 12px var(--accent);
}

nav.main a {
  color: var(--text-dim);
  text-decoration: none;
  margin-left: 22px;
  font-size: 0.95rem;
  transition: color 0.2s;
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
}

nav.main a:hover,
nav.main a.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

main { padding: 48px 0 80px; }

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
  margin-bottom: 56px;
}

@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; }
  nav.main a { margin-left: 14px; }
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--accent-warm);
  margin: 0 0 10px;
}

h1 {
  font-size: 2.3rem;
  line-height: 1.2;
  margin: 0 0 16px;
  background: linear-gradient(90deg, #fff, var(--accent) 70%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h2 {
  font-size: 1.5rem;
  margin: 0 0 14px;
  color: #fff;
}

h3 {
  font-size: 1.15rem;
  color: var(--accent);
  margin: 0 0 8px;
}

p { color: var(--text); }
p.lead { font-size: 1.08rem; color: var(--text-dim); }

.art {
  display: flex;
  justify-content: center;
}

.art svg { max-width: 100%; height: auto; filter: drop-shadow(0 8px 30px rgba(120,150,255,0.25)); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 30px 0;
}

@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  box-shadow: var(--shadow);
}

.card .icon { margin-bottom: 10px; }

.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 36px 0;
  text-align: center;
}

@media (max-width: 760px) {
  .stat-row { grid-template-columns: repeat(2, 1fr); }
}

.stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 10px;
}

.stat .num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  display: block;
}

.stat .label {
  font-size: 0.82rem;
  color: var(--text-dim);
}

section { margin: 56px 0; }

.callout {
  border-left: 3px solid var(--accent-2);
  background: #1a1030aa;
  padding: 16px 20px;
  border-radius: 8px;
  color: var(--text-dim);
  font-size: 0.95rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.92rem;
}

th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

th { color: var(--accent-warm); font-weight: 600; }
td { color: var(--text-dim); }

.timeline {
  border-left: 2px solid var(--border);
  padding-left: 22px;
  margin: 24px 0;
}

.timeline .item { margin-bottom: 22px; position: relative; }

.timeline .item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 4px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.timeline .year { color: var(--accent); font-weight: 700; margin-right: 8px; }

footer.site {
  border-top: 1px solid var(--border);
  padding: 26px 0;
  color: var(--text-dim);
  font-size: 0.85rem;
}

footer.site .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

a { color: var(--accent); }

.btn {
  display: inline-block;
  margin-top: 6px;
  padding: 10px 20px;
  border-radius: 30px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #0a0a14;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.92rem;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

@media (max-width: 760px) {
  .two-col { grid-template-columns: 1fr; }
}

form.contact {
  display: grid;
  gap: 12px;
  max-width: 480px;
}

form.contact input,
form.contact textarea {
  background: #0d1024;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text);
  font-family: inherit;
}

form.contact button {
  justify-self: start;
  cursor: pointer;
  border: none;
}