/* NEXUS v4 - Enhanced Styles */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #0d0d12;
  --bg-card: rgba(255,255,255,0.02);
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --accent-gold: #ffd700;
  --accent-orange: #ff8c00;
  --accent-blue: #00d4ff;
  --border-color: rgba(255,215,0,0.2);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* Risk Banner */
.risk-banner {
  background: linear-gradient(90deg, rgba(255,68,68,0.15), rgba(255,68,68,0.05));
  padding: 10px 20px;
  text-align: center;
  font-size: 0.85rem;
  border-bottom: 1px solid rgba(255,68,68,0.3);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1001;
}

/* Navigation */
.nav {
  background: rgba(10,10,15,0.95);
  backdrop-filter: blur(20px);
  position: fixed;
  top: 38px;
  left: 0;
  right: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
}

.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 15px 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent-gold);
  text-decoration: none;
}

.nav-menu {
  display: flex;
  gap: 30px;
  list-style: none;
  align-items: center;
}

.nav-menu a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-menu a:hover { color: var(--accent-gold); }

.nav-cta {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-orange));
  color: #000 !important;
  padding: 10px 20px;
  border-radius: 25px;
  font-weight: 600;
}

/* Language Selector */
.lang-selector {
  position: relative;
  display: inline-block;
}

.lang-selector select {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border: 1px solid var(--border-color);
  padding: 8px 30px 8px 12px;
  border-radius: 8px;
  font-size: 0.9rem;
  cursor: pointer;
  appearance: none;
}

.lang-selector::after {
  content: "▼";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.7rem;
  color: var(--accent-gold);
  pointer-events: none;
}

/* Comparison Tables */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  background: var(--bg-card);
  border-radius: 12px;
  overflow: hidden;
}

.comparison-table th {
  background: rgba(255,215,0,0.1);
  color: var(--accent-gold);
  padding: 15px;
  text-align: left;
  font-weight: 600;
}

.comparison-table td {
  padding: 15px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  color: var(--text-secondary);
}

.comparison-table tr:hover {
  background: rgba(255,215,0,0.05);
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 25px;
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 40px rgba(255,215,0,0.1);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.3s, box-shadow 0.3s;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(255,215,0,0.3);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-orange));
  color: #000;
}

.btn-secondary {
  border: 2px solid var(--accent-gold);
  color: var(--accent-gold);
  background: transparent;
}

/* Footer */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 40px 5%;
  text-align: center;
}

footer a {
  color: var(--text-secondary);
  text-decoration: none;
  margin: 0 15px;
  transition: color 0.3s;
}

footer a:hover { color: var(--accent-gold); }

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.animate-fade { animation: fadeIn 0.6s ease-out; }
.animate-pulse { animation: pulse 2s infinite; }

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
  .nav-inner { padding: 12px 4%; }
  .nav-menu { gap: 20px; }
}

@media (max-width: 768px) {
  .risk-banner { font-size: 0.75rem; padding: 8px 15px; }
  .nav { top: 34px; }
  .nav-inner { flex-wrap: wrap; }
  .nav-logo { font-size: 1.3rem; }
  .nav-menu { 
    gap: 15px; 
    font-size: 0.9rem;
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    margin-top: 10px;
  }
  .nav-cta { padding: 8px 15px; }
  
  main { margin-top: 130px !important; }
  
  .comparison-table { font-size: 0.85rem; }
  .comparison-table th, .comparison-table td { padding: 10px 8px; }
  
  h1 { font-size: 1.8rem !important; }
  h2 { font-size: 1.4rem !important; }
}

@media (max-width: 480px) {
  .nav-menu { gap: 10px; font-size: 0.8rem; }
  .nav-cta { display: none; }
  main { padding: 40px 4% !important; }
  
  .card { padding: 15px; }
  .btn { padding: 12px 20px; font-size: 0.9rem; }
  
  footer { padding: 30px 4%; }
  footer a { display: block; margin: 10px 0; }
}

/* Print styles */
@media print {
  .risk-banner, .nav { display: none; }
  body { background: #fff; color: #000; }
}