/*
Theme Name: SuperBuy Tech Neon SEO Theme
Theme URI: https://cnfansfindspreadsheet.com/
Author: SEO Specialist
Description: Ultra-modern, high-speed SuperBuy theme with deep midnight dark layout, electric cyan accents, and neon highlights.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: superbuy-tech-neon
*/

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;700;800&display=swap');

:root {
  --bg-dark: #090d16;
  --card-dark: #121826;
  --text-white: #ffffff;
  --text-muted: #94a3b8;
  --accent-cyan: #00f2fe;
  --accent-electric: #4facfe;
  --accent-neon-orange: #ff6b35;
  --border-color: #1e293b;
  --radius-modern: 12px;
  --shadow-neon: 0 8px 30px rgba(0, 242, 254, 0.15);
  --transition: all 0.25s ease;
}

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 20px; }

header.site-header {
  background: rgba(9, 13, 22, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner { display: flex; justify-content: space-between; align-items: center; height: 76px; }

.logo a {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-white);
  letter-spacing: -0.5px;
}

.logo span.cyan { color: var(--accent-cyan); }

.tag-badge {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-electric));
  color: #000;
  padding: 3px 8px;
  border-radius: 4px;
  margin-left: 6px;
}

.nav-menu { display: flex; list-style: none; gap: 8px; align-items: center; }
.nav-item { position: relative; }
.nav-item > a {
  font-weight: 700;
  font-size: 14px;
  padding: 8px 14px;
  color: #94a3b8;
  transition: var(--transition);
}

.nav-item > a:hover { color: var(--accent-cyan); }

.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  background: var(--card-dark);
  min-width: 230px;
  border-radius: var(--radius-modern);
  padding: 10px;
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  z-index: 100;
}

.nav-item:hover .dropdown-menu { display: block; }
.dropdown-menu li a {
  display: block;
  padding: 10px 12px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 6px;
  transition: var(--transition);
}

.dropdown-menu li a:hover {
  color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.08);
}

/* Intro Box */
.intro-tech {
  margin: 30px 0 10px;
  background: var(--card-dark);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent-cyan);
  border-radius: var(--radius-modern);
  padding: 28px;
  box-shadow: var(--shadow-neon);
}

.intro-tech h2 {
  font-size: 22px;
  color: var(--accent-cyan);
  margin-bottom: 10px;
}

.intro-tech p {
  color: #cbd5e1;
  font-size: 15px;
  line-height: 1.7;
}

/* Hero Section */
.hero-tech {
  text-align: center;
  padding: 45px 0 35px;
}

.hero-title {
  font-size: 50px;
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 16px;
}

.hero-title span.neon {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-electric));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 30px;
}

.cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 52px;
  padding: 0 32px;
  font-size: 15px;
  font-weight: 800;
  border-radius: var(--radius-modern);
  transition: var(--transition);
  cursor: pointer;
}

.btn-cyan {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-electric));
  color: #000;
  box-shadow: var(--shadow-neon);
}

.btn-cyan:hover {
  transform: translateY(-2px);
  filter: brightness(1.1);
}

.btn-orange {
  background: var(--accent-neon-orange);
  color: #fff;
  box-shadow: 0 4px 20px rgba(255, 107, 53, 0.3);
}

.btn-orange:hover {
  transform: translateY(-2px);
  filter: brightness(1.1);
}

/* Category Grid */
.section-title {
  font-size: 28px;
  font-weight: 800;
  margin: 45px 0 24px;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 50px;
}

.cat-card {
  background: var(--card-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-modern);
  padding: 22px 16px;
  text-align: center;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.cat-card-icon { font-size: 28px; }

.cat-card h3 {
  font-size: 15px;
  font-weight: 700;
}

.cat-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
  box-shadow: var(--shadow-neon);
}

/* Articles */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  margin-bottom: 60px;
}

.article-card {
  background: var(--card-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-modern);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
}

.article-card h3 {
  font-size: 18px;
  margin-bottom: 10px;
  line-height: 1.35;
}

.article-card p {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 16px;
}

.read-more {
  color: var(--accent-cyan);
  font-weight: 700;
  font-size: 13.5px;
}

.article-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-3px);
}

.content-area {
  background: var(--card-dark);
  padding: 40px;
  border-radius: var(--radius-modern);
  border: 1px solid var(--border-color);
  margin: 30px 0 60px;
}

.entry-title {
  font-size: 32px;
  margin-bottom: 20px;
}

.entry-content { color: #cbd5e1; font-size: 16px; line-height: 1.75; }

.internal-link-box {
  background: rgba(0, 242, 254, 0.05);
  border-left: 4px solid var(--accent-cyan);
  padding: 20px;
  margin: 30px 0 10px;
}

footer.site-footer {
  border-top: 1px solid var(--border-color);
  padding: 36px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 13.5px;
}

@media (max-width: 768px) {
  .hero-title { font-size: 36px; }
  .header-inner { flex-direction: column; height: auto; padding: 14px 0; gap: 10px; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .article-grid { grid-template-columns: 1fr; }
  .content-area { padding: 20px; }
}