:root {
  --bg1: #071229;
--bg2: #0f2a4d;
  --card-bg: rgba(255, 255, 255, 0.03);
  --accent: #ffffff;
  --accent-glow: rgba(0, 196, 196, 0.25);
  --text: #f3f3f3;
  --muted: #a3a3a3;
  --radius: 18px;
  --shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
  --transition: all 0.35s ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Inter", "Segoe UI", sans-serif;
}

body {
  background: linear-gradient(145deg, var(--bg1), var(--bg2));
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 18px;
}

/* HEADER */
.header {
  justify-content: flex-start;
  gap: 20px; /* увеличивает расстояние между логотипом и меню */
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
  animation: fadeInDown 1s ease;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: var(--transition);
}

.logo:hover {
  transform: scale(1.04);
}

.logo-border {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid white;
  padding: 4px;
  background: rgba(255, 255, 255, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav a::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
  border-radius: 2px;
}

.nav a:hover::after,
.nav a.active::after {
  width: 100%;
}

.nav .cta {
  background: var(--accent);
  color: #000;
  padding: 10px 18px;
  border-radius: 12px;
  font-weight: 600;
  box-shadow: 0 0 12px var(--accent-glow);
  transition: var(--transition);
}

.nav .cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 20px var(--accent-glow);
}

/* HERO */
.hero {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 28px;
  padding: 60px 0 30px;
  animation: fadeIn 1s ease;
}

.hero h1 {
  font-size: 2.3rem;
  margin-bottom: 12px;
  background: linear-gradient(90deg, #ffffff, #e6e6e6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.1rem;
  color: var(--muted);
  margin-bottom: 20px;
  max-width: 480px;
}

.btn {
  background: var(--accent);
  color: #000;
  padding: 12px 22px;
  border-radius: 12px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  box-shadow: 0 0 15px var(--accent-glow);
  transition: var(--transition);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px var(--accent-glow);
}

/* CARDS */
.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  transition: var(--transition);
  backdrop-filter: blur(8px);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 255, 255, 0.1);
}

.card img {
  width: 100%;
  border-radius: var(--radius);
  margin-bottom: 12px;
  transition: var(--transition);
}

.card img:hover {
  transform: scale(1.02);
}

/* GRID */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
}

/* TEXT */
h1, h2, h3, h4 {
  margin-bottom: 12px;
}

h2 {
  font-size: 1.6rem;
  margin-top: 20px;
  background: linear-gradient(90deg, #ffffff, #e6e6e6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.small {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.6;
}

/* FORM */
.input, .select {
  width: 100%;
  padding: 10px;
  border-radius: 10px;
  border: none;
  margin-top: 6px;
  margin-bottom: 12px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  backdrop-filter: blur(6px);
}

.input:focus, .select:focus {
  outline: 2px solid var(--accent);
}

/* FOOTER */
.footer {
  margin-top: auto;
  text-align: center;
  padding: 28px 0;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

/* Ññûëêè â ôóòåðå */
.footer a,
.footer a:link,
.footer a:visited,
.footer a:active,
.footer a:focus {
  color: #fff !important;
  text-decoration: none !important;
  margin: 0 6px;
  transition: var(--transition);
  filter: none !important;
}

/* Ïðè íàâåäåíèè — ýôôåêò ïîäñâåòêè */
.footer a:hover {
  color: #007bff; /* íàñûùåííûé ñèíèé öâåò */
  text-shadow: 0 0 8px #007bff;
}

/* LIGHTBOX */
#lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

#lightbox img {
  max-width: 90%;
  max-height: 90%;
  border-radius: var(--radius);
  box-shadow: 0 0 25px rgba(0, 255, 255, 0.15);
  animation: zoomIn 0.3s ease;
}

/* ANIMATIONS */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-15px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes zoomIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .nav {
    flex-wrap: wrap;
    justify-content: center;
  }
  .hero {
    flex-direction: column;
  }

}