/* SDR Custom Creations */
:root {
  --neon-green: #39ff14;
  --neon-pink: #ff2d7b;
  --electric-blue: #00b4d8;
  --dark: #111111;
  --dark-card: #1a1a1a;
  --dark-surface: #222222;
  --white: #f5f5f5;
  --text: #e0e0e0;
  --text-muted: #999999;
  --border: #333333;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  background: var(--dark);
  line-height: 1.7;
  font-size: 16px;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  background: var(--dark);
  border-bottom: 2px solid var(--neon-green);
  padding: 14px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--neon-green);
  font-size: 1.2rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.brand svg { flex-shrink: 0; }

nav { display: flex; gap: 20px; flex-wrap: wrap; }
nav a {
  text-decoration: none;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: color 0.2s;
}
nav a:hover { color: var(--neon-pink); }

/* Hero */
.hero {
  background: linear-gradient(160deg, var(--dark) 0%, var(--dark-surface) 100%);
  padding: 90px 24px;
  text-align: center;
  border-bottom: 2px solid var(--border);
}
.hero h1 {
  font-size: 2.8rem;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.15;
  font-weight: 900;
  text-transform: uppercase;
}
.hero h1 span { color: var(--neon-green); }
.hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 28px;
}
.hero .btn {
  display: inline-block;
  background: var(--neon-pink);
  color: #fff;
  padding: 14px 36px;
  border-radius: 4px;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: background 0.2s, transform 0.1s;
}
.hero .btn:hover { background: #e0245e; transform: translateY(-1px); }

/* Sections */
section { padding: 64px 0; }
section.alt { background: var(--dark-surface); }

section h2 {
  font-size: 1.8rem;
  color: var(--white);
  margin-bottom: 14px;
  font-weight: 800;
}
section h3 {
  font-size: 1.2rem;
  color: var(--neon-green);
  margin-bottom: 8px;
  font-weight: 700;
}
section p { margin-bottom: 14px; color: var(--text); }

/* Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 28px;
}

.card {
  background: var(--dark-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  transition: border-color 0.3s, transform 0.2s;
}
.card:hover {
  border-color: var(--neon-green);
  transform: translateY(-3px);
}

.card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}
.card-body { padding: 20px; }
.card-body h3 { margin-bottom: 6px; }
.card-body p { font-size: 0.93rem; color: var(--text-muted); margin-bottom: 0; }
.card-body .tag {
  display: inline-block;
  margin-top: 10px;
  padding: 4px 10px;
  background: rgba(57, 255, 20, 0.1);
  border: 1px solid var(--neon-green);
  border-radius: 3px;
  font-size: 0.75rem;
  color: var(--neon-green);
  text-transform: uppercase;
  font-weight: 700;
}

/* Two column */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.two-col img { width: 100%; border-radius: 8px; }

/* Article */
article { max-width: 740px; margin: 0 auto; }
article h2 { margin-top: 36px; }
article h3 { margin-top: 24px; font-size: 1.15rem; }
article ul, article ol { margin: 14px 0 14px 24px; }
article li { margin-bottom: 8px; }
article img { width: 100%; border-radius: 8px; margin: 24px 0; }

/* Comparison table */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.9rem;
}
.compare-table th, .compare-table td {
  padding: 12px 16px;
  border: 1px solid var(--border);
  text-align: left;
}
.compare-table th {
  background: var(--dark-surface);
  color: var(--neon-green);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
}
.compare-table td { color: var(--text); }

/* Footer */
footer {
  background: var(--dark);
  color: var(--text);
  padding: 48px 0 32px;
  border-top: 2px solid var(--neon-green);
}
footer .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 28px;
}
footer h4 { margin-bottom: 12px; font-size: 0.95rem; color: var(--neon-green); text-transform: uppercase; }
footer a {
  color: var(--text-muted);
  text-decoration: none;
  display: block;
  margin-bottom: 6px;
  font-size: 0.9rem;
}
footer a:hover { color: var(--white); }
footer .copyright {
  grid-column: 1 / -1;
  border-top: 1px solid var(--border);
  padding-top: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 { font-size: 2rem; }
  .hero { padding: 52px 20px; }
  .two-col { grid-template-columns: 1fr; gap: 24px; }
  header .container { justify-content: center; text-align: center; }
  nav { justify-content: center; }
  footer .container { grid-template-columns: 1fr; }
  .compare-table { font-size: 0.8rem; }
  .compare-table th, .compare-table td { padding: 8px 10px; }
}

.brand-icon { width: 24px; height: 24px; flex-shrink: 0; vertical-align: middle; margin-right: 6px; }