/* ==========================================================================
   LUMEA LENTILELOR - Futuristic Neo-Cyber Theme
   Target GEO: România
   ========================================================================== */

:root {
  --bg-dark: #070913;
  --bg-card: rgba(15, 23, 42, 0.75);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --border-glow: rgba(0, 242, 254, 0.25);
  --border-glow-hover: rgba(0, 242, 254, 0.6);
  
  --primary-cyan: #00f2fe;
  --primary-blue: #4facfe;
  --accent-purple: #7928ca;
  --accent-neon-green: #00ffaa;
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --gradient-cyber: linear-gradient(135deg, #00f2fe 0%, #4facfe 50%, #7928ca 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
  --gradient-dark: linear-gradient(180deg, #070913 0%, #0d1124 100%);
  
  --font-heading: 'Orbitron', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-glow: 0 0 25px rgba(0, 242, 254, 0.15);
}

/* Reset & Basic Setup */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  color-scheme: dark;
}

body {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(0, 242, 254, 0.07) 0%, transparent 40%),
    radial-gradient(circle at 85% 75%, rgba(121, 40, 202, 0.08) 0%, transparent 40%);
  background-attachment: fixed;
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--primary-cyan);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--primary-blue);
  text-shadow: 0 0 10px rgba(0, 242, 254, 0.5);
}

ul {
  list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  letter-spacing: 0.5px;
  color: #ffffff;
  line-height: 1.25;
  margin-bottom: 1rem;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); font-weight: 700; }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); font-weight: 600; }

.gradient-text {
  background: var(--gradient-cyber);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.text-muted { color: var(--text-muted); }
.text-cyan { color: var(--primary-cyan); }
.text-purple { color: var(--accent-purple); }

/* Layout Containers */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section-padding {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

/* Navigation Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 19, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition-normal);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-cyber);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  color: var(--text-main);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--gradient-cyber);
  transition: var(--transition-normal);
  border-radius: 2px;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--primary-cyan);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-normal);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--gradient-cyber);
  color: #070913;
  font-weight: 700;
  box-shadow: 0 0 20px rgba(0, 242, 254, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 242, 254, 0.5);
  color: #070913;
}

.btn-outline {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glow);
  color: var(--text-main);
}

.btn-outline:hover {
  border-color: var(--primary-cyan);
  background: rgba(0, 242, 254, 0.1);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
}

/* Glassmorphism Cards */
.cyber-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.cyber-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-cyber);
  opacity: 0.4;
  transition: var(--transition-normal);
}

.cyber-card:hover {
  border-color: var(--border-glow-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.cyber-card:hover::before {
  opacity: 1;
}

/* Badge UI */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.badge-cyan {
  background: rgba(0, 242, 254, 0.12);
  color: var(--primary-cyan);
  border: 1px solid rgba(0, 242, 254, 0.3);
}

.badge-purple {
  background: rgba(121, 40, 202, 0.15);
  color: #c084fc;
  border: 1px solid rgba(121, 40, 202, 0.3);
}

/* Grid Layouts */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

/* Hero Section */
.hero-section {
  padding: 6rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.eye-orb-container {
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(0, 242, 254, 0.3), rgba(121, 40, 202, 0.2), #070913);
  border: 2px solid var(--primary-cyan);
  box-shadow: 0 0 50px rgba(0, 242, 254, 0.4), inset 0 0 30px rgba(121, 40, 202, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulseGlow 4s infinite alternate ease-in-out;
}

.eye-iris {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, #00f2fe 10%, #4facfe 40%, #0d1124 90%);
  border: 3px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 0 20px #00f2fe;
}

@keyframes pulseGlow {
  0% { transform: scale(0.98); box-shadow: 0 0 30px rgba(0, 242, 254, 0.3); }
  100% { transform: scale(1.03); box-shadow: 0 0 60px rgba(0, 242, 254, 0.6), 0 0 40px rgba(121, 40, 202, 0.4); }
}

/* Interactive Lens Finder Quiz Component */
.finder-widget {
  background: rgba(13, 17, 36, 0.9);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-glow);
}

.quiz-step {
  display: none;
}

.quiz-step.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

.quiz-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.quiz-opt-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1rem;
  border-radius: var(--radius-md);
  color: var(--text-main);
  text-align: left;
  cursor: pointer;
  transition: var(--transition-fast);
}

.quiz-opt-btn:hover,
.quiz-opt-btn.selected {
  border-color: var(--primary-cyan);
  background: rgba(0, 242, 254, 0.12);
  color: #fff;
}

/* Catalog Filter UI */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  padding: 1rem;
  background: rgba(15, 23, 42, 0.6);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--gradient-cyber);
  color: #070913;
  font-weight: 600;
  border-color: transparent;
}

/* Product Card */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-normal);
}

.product-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-cyan);
  box-shadow: 0 10px 30px rgba(0, 242, 254, 0.15);
}

.product-img-box {
  height: 180px;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.15) 0%, transparent 70%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  border: 1px dashed rgba(0, 242, 254, 0.2);
}

.product-lens-render {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, rgba(255, 255, 255, 0.9), rgba(0, 242, 254, 0.4) 40%, rgba(79, 172, 254, 0.1) 80%);
  box-shadow: inset 0 0 15px rgba(0, 242, 254, 0.8), 0 0 15px rgba(0, 242, 254, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.product-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0.75rem 0 1.25rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* FAQ Accordion */
.faq-item {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  background: rgba(15, 23, 42, 0.5);
  overflow: hidden;
}

.faq-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  color: var(--text-main);
  transition: var(--transition-fast);
}

.faq-header:hover {
  background: rgba(0, 242, 254, 0.05);
}

.faq-body {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0, 1, 0, 1), padding 0.3s ease;
  color: var(--text-muted);
}

.faq-item.active .faq-body {
  max-height: 1000px;
  padding: 0 1.5rem 1.25rem 1.5rem;
  transition: max-height 0.5s ease-in-out;
}

.faq-icon {
  transition: var(--transition-fast);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--primary-cyan);
}

/* Contact Form */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.25rem;
  background: rgba(7, 9, 19, 0.7);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-md);
  color: #fff;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

/* Footer & Legal Links */
.site-footer {
  background: #04060d;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 4rem 0 2rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 1rem;
}

.footer-title {
  font-size: 1rem;
  color: #fff;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

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

.footer-links a:hover {
  color: var(--primary-cyan);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.disclaimer-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 2rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Cookie Consent Banner (GDPR Romania) */
.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
  z-index: 1000;
  background: rgba(13, 17, 36, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--primary-cyan);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8), 0 0 30px rgba(0, 242, 254, 0.2);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  animation: slideUp 0.5s ease;
}

.cookie-content h4 {
  margin-bottom: 0.4rem;
  color: var(--primary-cyan);
}

.cookie-content p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.cookie-reopen-btn {
  position: fixed;
  bottom: 1rem;
  left: 1rem;
  z-index: 999;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid var(--border-glow);
  color: var(--primary-cyan);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  cursor: pointer;
  display: none;
}

/* Modal styling */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  z-index: 1500;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: #0d1124;
  border: 1px solid var(--primary-cyan);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 90%;
  padding: 2rem;
  position: relative;
  box-shadow: 0 0 40px rgba(0, 242, 254, 0.25);
}

.modal-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
}

.modal-close:hover {
  color: #fff;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 2000;
}

.toast {
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid var(--primary-cyan);
  border-radius: var(--radius-md);
  padding: 1rem 1.5rem;
  color: #fff;
  box-shadow: var(--shadow-glow);
  margin-top: 0.5rem;
  animation: fadeIn 0.3s ease;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { transform: translateY(100px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
  .hero-content p { margin-left: auto; margin-right: auto; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background: rgba(7, 9, 19, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    display: none;
    border-bottom: 1px solid var(--border-glow);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .mobile-toggle { display: block; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cookie-banner { bottom: 0; left: 0; right: 0; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
}