/* ============================================
   Bneu Tech — Global Stylesheet
   home.bneutech.com
   ============================================ */

/* ---------- Reset & Variables ---------- */
:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: #1a2035;
  --bg-card-hover: #1f2847;
  --text-primary: #f0f4ff;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #f59e0b;
  --accent-hover: #fbbf24;
  --accent-glow: rgba(245, 158, 11, 0.15);
  --blue: #3b82f6;
  --blue-hover: #60a5fa;
  --green: #10b981;
  --purple: #8b5cf6;
  --border: #1e293b;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --max-width: 1200px;
  --transition: 0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }

img { max-width: 100%; height: auto; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: 1.25rem; }

.section-label {
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 3px;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section { padding: 5rem 0; }

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0.8rem 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
}

.nav-logo {
  height: 36px;
  width: 36px;
  object-fit: contain;
  border-radius: 6px;
}

.nav-brand span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  text-align: center;
  padding-top: 5rem;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(245, 158, 11, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
    var(--bg-primary);
}

.hero h1 { margin-bottom: 1.2rem; }

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

.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 2.5rem;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.hero-stats .stat { text-align: center; }
.hero-stats .stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
}
.hero-stats .stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--accent);
  color: #000;
}
.btn-primary:hover {
  background: var(--accent-hover);
  color: #000;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-sm { padding: 0.5rem 1.2rem; font-size: 0.85rem; }

.btn-group { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ---------- Cards ---------- */
.card-grid {
  display: grid;
  gap: 1.5rem;
}

.card-grid-2 { grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); }
.card-grid-3 { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.card-grid-4 { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(245, 158, 11, 0.3);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.card h3 { margin-bottom: 0.5rem; }

.card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

.card .badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
}

.badge-free { background: rgba(16, 185, 129, 0.15); color: var(--green); }
.badge-pro { background: rgba(245, 158, 11, 0.15); color: var(--accent); }
.badge-saas { background: rgba(59, 130, 246, 0.15); color: var(--blue); }
.badge-dev { background: rgba(139, 92, 246, 0.15); color: var(--purple); }

.card .price {
  margin-top: 1rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
}

.card .price .original {
  text-decoration: line-through;
  color: var(--text-muted);
  font-weight: 400;
  font-size: 0.85rem;
  margin-left: 0.3rem;
}

/* ---------- Category Tabs ---------- */
.category-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 3rem;
}

.tab-btn {
  padding: 0.55rem 1.3rem;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.tab-btn:hover { border-color: var(--accent); color: var(--accent); }
.tab-btn.active {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

/* ---------- Features Section ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.feature-item {
  text-align: center;
  padding: 2rem 1rem;
}

.feature-item .icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-item h3 { margin-bottom: 0.5rem; }
.feature-item p { color: var(--text-secondary); font-size: 0.9rem; }

/* ---------- CTA Section ---------- */
.cta {
  background:
    linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(59, 130, 246, 0.06) 100%),
    var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.cta h2 { margin-bottom: 1rem; }
.cta p { color: var(--text-secondary); max-width: 500px; margin: 0 auto 2rem; }

/* ---------- Footer ---------- */
.footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 0.5rem;
  max-width: 300px;
}

.footer h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer ul { list-style: none; }

.footer ul li { margin-bottom: 0.5rem; }

.footer ul a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer ul a:hover { color: var(--text-primary); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

/* ---------- Page Header ---------- */
.page-header {
  padding: 8rem 0 3rem;
  text-align: center;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(245, 158, 11, 0.06) 0%, transparent 60%),
    var(--bg-primary);
}

.page-header p {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 1rem auto 0;
  font-size: 1.05rem;
}

/* ---------- Content Sections ---------- */
.content-section {
  padding: 3rem 0;
}

.content-section h2 {
  text-align: center;
  margin-bottom: 0.5rem;
}

.content-section .section-label {
  text-align: center;
}

.content-section .section-desc {
  text-align: center;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

/* ---------- Text Content ---------- */
.text-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 0;
}

.text-content h2 { margin: 2rem 0 0.75rem; font-size: 1.4rem; }
.text-content h3 { margin: 1.5rem 0 0.5rem; font-size: 1.15rem; }

.text-content p, .text-content li {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

.text-content ul, .text-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.text-content a { color: var(--accent); }
.text-content a:hover { text-decoration: underline; }

/* ---------- Contact Form ---------- */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group { margin-bottom: 1.25rem; }

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color var(--transition);
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea { resize: vertical; min-height: 120px; }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
  }

  .nav-links.open { display: flex; }

  .hero { min-height: auto; padding: 7rem 0 4rem; }

  .hero-stats { gap: 1.5rem; }

  .footer-grid { grid-template-columns: 1fr 1fr; }

  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .card-grid-3, .card-grid-4 { grid-template-columns: 1fr; }

  .hero-stats .stat-number { font-size: 1.5rem; }

  .footer-grid { grid-template-columns: 1fr; }
}