:root {
  --bg: #020617;
  --bg-soft: #0f172a;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --primary: #22d3ee;
  --border: rgba(148, 163, 184, 0.24);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: Inter, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(circle at top right, #0f172a 0%, #020617 48%);
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(2, 6, 23, 0.78);
  border-bottom: 1px solid #1e293b;
}

.nav-inner {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  color: #67e8f9;
  font-weight: 700;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--text);
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--primary);
}

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid #1e293b;
}

.animated-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 80% 20%, rgba(34, 211, 238, 0.16), transparent 32%),
    radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.16), transparent 30%);
}

.animated-bg::before,
.animated-bg::after {
  content: "";
  position: absolute;
  width: 240px;
  height: 240px;
  border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, 0.22);
  animation: float 10s ease-in-out infinite;
}

.animated-bg::before {
  top: 12%;
  left: 12%;
}

.animated-bg::after {
  right: 10%;
  bottom: 10%;
  animation-delay: 1.5s;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
    opacity: 0.45;
  }
  50% {
    transform: translateY(-16px);
    opacity: 0.75;
  }
}

.hero-content {
  position: relative;
  padding: 96px 0 88px;
}

.eyebrow {
  display: inline-block;
  border: 1px solid rgba(34, 211, 238, 0.4);
  background: rgba(34, 211, 238, 0.12);
  color: #67e8f9;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 18px 0 0;
  max-width: 850px;
  font-size: clamp(32px, 6vw, 62px);
  line-height: 1.05;
}

.lead {
  max-width: 740px;
  color: var(--muted);
  margin-top: 18px;
}

.cta-row {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  border-radius: 999px;
  display: inline-block;
  padding: 12px 20px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: 0.2s ease;
}

.btn-primary {
  color: #022c3a;
  background: var(--primary);
  font-weight: 700;
}

.btn-primary:hover {
  background: #67e8f9;
}

.btn-ghost {
  border-color: #334155;
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.section {
  padding: 70px 0;
}

h2 {
  margin: 0 0 22px;
  font-size: clamp(26px, 4vw, 40px);
}

h3 {
  margin-top: 0;
}

.grid {
  display: grid;
  gap: 16px;
}

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

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

.card {
  border-radius: 16px;
  border: 1px solid var(--border);
  background: linear-gradient(140deg, rgba(15, 23, 42, 0.74), rgba(30, 41, 59, 0.4));
  backdrop-filter: blur(12px);
  padding: 18px;
}

.card:hover {
  border-color: rgba(34, 211, 238, 0.4);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.filter {
  border-radius: 999px;
  border: 1px solid #334155;
  background: #0b1224;
  color: var(--text);
  padding: 8px 14px;
  cursor: pointer;
}

.filter.is-active {
  border-color: var(--primary);
  color: var(--primary);
}

.event-card .tag {
  color: #67e8f9;
  font-size: 13px;
  margin: 0;
}

.newsletter {
  text-align: center;
}

.neon {
  border-color: rgba(34, 211, 238, 0.5);
  box-shadow: 0 0 22px rgba(34, 211, 238, 0.12);
}

.inline-form {
  margin-top: 14px;
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

input,
textarea {
  width: 100%;
  margin-top: 6px;
  border-radius: 10px;
  border: 1px solid #334155;
  background: #0b1224;
  color: var(--text);
  padding: 10px;
}

label {
  display: block;
  margin-bottom: 12px;
}

.status {
  min-height: 20px;
  color: #86efac;
  font-size: 14px;
}

.muted {
  color: var(--muted);
}

.mt {
  margin-top: 16px;
}

.footer {
  border-top: 1px solid #1e293b;
  padding: 22px 0;
  color: var(--muted);
}

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