:root {
  color-scheme: dark;
  --bg: #060816;
  --panel: #10162a;
  --panel-2: #171f3d;
  --text: #f5f7ff;
  --muted: #aab2d1;
  --accent: #7c5cff;
  --accent-2: #18d8c8;
  --border: rgba(255, 255, 255, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: radial-gradient(circle at top, #16204a 0%, var(--bg) 50%, #04050e 100%);
  color: var(--text);
  line-height: 1.7;
}

img {
  max-width: 100%;
  border-radius: 1rem;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  background: rgba(6, 8, 22, 0.9);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.nav-wrap,
.footer-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 0.65rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
}

.site-nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-nav a,
.site-footer a,
.mini-card a {
  color: var(--muted);
  text-decoration: none;
}

.site-nav a:hover,
.site-footer a:hover,
.mini-card a:hover {
  color: var(--accent-2);
}

.hero {
  padding: 4rem 0 3rem;
}

.hero-grid,
.section-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.hero h1 {
  font-size: clamp(2.15rem, 4vw, 3.2rem);
  line-height: 1.15;
  margin: 0 0 1rem;
}

.hero h1 span {
  color: var(--accent-2);
}

.hero-copy {
  color: var(--muted);
  max-width: 60ch;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.8rem;
  color: var(--accent-2);
  font-weight: 700;
  margin-bottom: 0.45rem;
}

.button {
  display: inline-block;
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #050816;
  font-weight: 700;
  text-decoration: none;
  margin-top: 1rem;
}

.hero-card,
.card,
.mini-card,
.page-card {
  background: rgba(16, 22, 42, 0.95);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.4rem;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.22);
}

.feature-list {
  padding-left: 1.1rem;
  color: var(--muted);
}

.section-block {
  padding: 1rem 0 3rem;
}

.section-heading {
  margin-bottom: 1rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.page-content {
  padding: 2rem 0 3rem;
}

.page-title {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: 0.6rem;
}

.article-meta {
  color: var(--accent-2);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.article-list {
  display: grid;
  gap: 1rem;
}

.article-card {
  padding: 1rem 1.2rem;
  border-radius: 0.9rem;
  background: rgba(16, 22, 42, 0.9);
  border: 1px solid var(--border);
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1rem 0 1.8rem;
  color: var(--muted);
}

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

  .nav-wrap,
  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
  }
}