:root {
  --bg: #05070b;
  --bg-alt: #0b1018;
  --accent: #35f0c5;
  --accent2: #00b4ff;
  --text: #e5f0ff;
  --muted: #7b8aa5;
  --radius: 16px;
}

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

html {
  color-scheme: dark;
  image-rendering: auto;
  -webkit-user-drag: none;
}

body {
  font-family: system-ui, sans-serif;
  background: radial-gradient(circle at top, #10182b 0, #05070b 55%, #020308 100%);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  padding: 16px 22px;
  border-bottom: 1px solid rgba(53,240,197,0.18);
  backdrop-filter: blur(12px);
  background: rgba(5,7,11,0.85);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.main-link{
  color: white;
  text-decoration: none;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo {
  width: 36px;
  height: 36px;
}

nav a {
  color: var(--muted);
  margin-left: 18px;
  text-decoration: none;
  font-size: 0.9rem;
  transition: 0.2s;
}

nav a:hover {
  color: var(--text);
}

/* HERO */
.hero {
  max-width: 1100px;
  margin: 40px auto;
  padding: 0 22px;
  text-align: center;
}

.hero h1 {
  font-size: 2.4rem;
  margin-bottom: 10px;
  font-weight: 600;
}

.hero p {
  font-size: 1rem;
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto 20px;
}

.hero-buttons {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid rgba(53,240,197,0.4);
  background: rgba(5,7,11,0.9);
  color: var(--text);
  cursor: pointer;
  font-size: 0.9rem;
  transition: 0.2s;
  box-shadow: 0 0 14px rgba(53,240,197,0.4);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 18px rgba(53,240,197,0.7);
}

.btn.primary {
  background: radial-gradient(circle at 30% 0, rgba(53,240,197,0.35), rgba(5,7,11,0.95));
}

/* FEATURES */
.features {
  max-width: 1100px;
  margin: 60px auto;
  padding: 0 22px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

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

.feature {
  background: rgba(5,7,11,0.96);
  border: 1px solid rgba(53,240,197,0.18);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 0 24px rgba(0,0,0,0.7);
  text-align: center;
}

.feature h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
}

.feature p {
  font-size: 0.9rem;
  color: var(--muted);
}

/* FOOTER */
footer {
  margin-top: auto;
  padding: 16px 22px;
  border-top: 1px solid rgba(53,240,197,0.18);
  background: rgba(5,7,11,0.95);
  font-size: 0.8rem;
  color: var(--muted);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}