:root {
  --clr-bg: #0a0a0f;
  --clr-surface: rgba(255, 255, 255, 0.03);
  --clr-surface-hover: rgba(255, 255, 255, 0.08);
  --clr-border: rgba(255, 255, 255, 0.1);
  --clr-text-main: #f0f0f5;
  --clr-text-muted: #a0a0b0;
  
  --clr-neon-cyan: #00f3ff;
  --clr-neon-magenta: #ff00ea;
  
  --space-4: 4px;
  --space-8: 8px;
  --space-16: 16px;
  --space-24: 24px;
  --space-40: 40px;
  --space-64: 64px;
  
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
}

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

html {
  lang: en;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--clr-bg);
  color: var(--clr-text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Background aesthetic - Dark glassmorphism glowing orbs */
body::before, body::after {
  content: "";
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -2;
  opacity: 0.15;
  pointer-events: none;
}

body::before {
  top: -10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: var(--clr-neon-cyan);
}

body::after {
  bottom: -10%;
  right: -10%;
  width: 40vw;
  height: 40vw;
  background: var(--clr-neon-magenta);
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: var(--space-16);
  line-height: 1.2;
  overflow-wrap: anywhere;
  color: #ffffff;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }

p {
  margin-top: 0;
  margin-bottom: var(--space-24);
  color: var(--clr-text-muted);
}

a {
  color: var(--clr-neon-cyan);
  text-decoration: none;
  transition: color 0.2s ease, text-shadow 0.2s ease;
}

a:hover, a:focus {
  color: var(--clr-neon-magenta);
  text-shadow: 0 0 8px rgba(255, 0, 234, 0.4);
}

:focus-visible {
  outline: 2px solid var(--clr-neon-cyan);
  outline-offset: 4px;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-24);
}

/* Header */
.site-header {
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(10, 10, 15, 0.7);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--clr-border);
  position: relative;
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  font-weight: 700;
  font-size: 1.25rem;
  color: #fff;
  overflow-wrap: anywhere;
}

.brand svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: url(#neon-grad);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.main-nav {
  display: flex;
  gap: var(--space-24);
}

.nav-link {
  color: var(--clr-text-main);
  font-size: 0.95rem;
  font-weight: 500;
}

.nav-link:hover {
  color: var(--clr-neon-cyan);
  text-shadow: 0 0 8px rgba(0, 243, 255, 0.4);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--clr-text-main);
  cursor: pointer;
  padding: var(--space-8);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-16);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--clr-border);
  border-radius: 4px;
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.cta-button::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, var(--clr-neon-cyan), var(--clr-neon-magenta));
  opacity: 0;
  transition: opacity 0.2s ease;
  z-index: -1;
}

.cta-button:hover::before, .cta-button:focus::before {
  opacity: 0.2;
}

.cta-button:hover, .cta-button:focus {
  border-color: var(--clr-neon-cyan);
  color: #fff;
}

/* Glass panel utility */
.glass-panel {
  background: var(--clr-surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--clr-border);
  border-radius: 16px;
  position: relative;
}

.neon-edge {
  position: relative;
}

.neon-edge::before {
  content: "";
  position: absolute;
  inset: -2px;
  background: linear-gradient(45deg, var(--clr-neon-cyan), var(--clr-neon-magenta));
  border-radius: inherit;
  z-index: -1;
  opacity: 0.5;
  transition: opacity 0.3s ease;
}

.neon-edge:hover::before {
  opacity: 1;
}

/* Card Style 3: Glass overlay */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-40);
  margin-bottom: var(--space-64);
}

.glass-card {
  position: relative;
  display: block;
  border-radius: 16px;
  min-height: 380px;
  overflow: hidden;
  text-decoration: none;
  background: #1a1a24;
}

.glass-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--clr-border);
  border-radius: 16px;
  pointer-events: none;
  z-index: 3;
  transition: border-color 0.3s ease;
}

.glass-card:hover::after, .glass-card:focus-visible::after {
  border-color: var(--clr-neon-cyan);
}

.glass-card-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  transition: transform 0.5s ease;
}

.glass-card:hover .glass-card-img, .glass-card:focus-visible .glass-card-img {
  transform: scale(1.05);
}

.glass-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-24);
  background: rgba(10, 10, 15, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 2;
  border-top: 1px solid var(--clr-border);
  transform: translateY(0);
  transition: background 0.3s ease;
}

.glass-card:hover .glass-card-content, .glass-card:focus-visible .glass-card-content {
  background: rgba(10, 10, 15, 0.8);
}

.glass-card h3 {
  color: #fff;
  margin-bottom: var(--space-8);
  font-size: 1.25rem;
}

.glass-card p {
  color: var(--clr-text-muted);
  margin-bottom: 0;
  font-size: 0.95rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Page Layouts */
main {
  flex: 1;
}

.hero {
  padding: var(--space-64) 0;
  text-align: center;
  position: relative;
}

.hero-title {
  max-width: 800px;
  margin: 0 auto var(--space-24);
  background: linear-gradient(to right, #fff, var(--clr-text-muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  max-width: 600px;
  margin: 0 auto var(--space-40);
  font-size: 1.125rem;
}

.section-padding {
  padding: var(--space-64) 0;
}

.section-title {
  margin-bottom: var(--space-40);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60%;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-neon-cyan), transparent);
  border-radius: 2px;
}

/* Article Styling */
.article-header {
  margin-bottom: var(--space-40);
  padding-bottom: var(--space-24);
  border-bottom: 1px solid var(--clr-border);
}

.article-content {
  max-width: 800px;
  margin: 0 auto var(--space-64);
}

.article-content h2 {
  margin-top: var(--space-40);
  color: var(--clr-neon-cyan);
}

.article-content h3 {
  margin-top: var(--space-24);
}

.article-content ul, .article-content ol {
  margin-bottom: var(--space-24);
  padding-left: var(--space-24);
  color: var(--clr-text-muted);
}

.article-content li {
  margin-bottom: var(--space-8);
}

.article-content strong {
  color: #fff;
}

.pros-cons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-24);
  margin: var(--space-40) 0;
}

.pros-box, .cons-box {
  padding: var(--space-24);
  border-radius: 12px;
}

.pros-box {
  background: rgba(0, 255, 128, 0.05);
  border: 1px solid rgba(0, 255, 128, 0.2);
}

.cons-box {
  background: rgba(255, 64, 64, 0.05);
  border: 1px solid rgba(255, 64, 64, 0.2);
}

.pros-box h4 { color: #00ff80; }
.cons-box h4 { color: #ff4040; }

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-24) 0;
}

.table-wrapper {
  overflow-x: auto;
  margin-bottom: var(--space-24);
  border-radius: 8px;
  border: 1px solid var(--clr-border);
}

.spec-table th, .spec-table td {
  padding: var(--space-16);
  text-align: left;
  border-bottom: 1px solid var(--clr-border);
}

.spec-table th {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-weight: 600;
}

/* Contact Form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-64);
  margin-bottom: var(--space-64);
}

.form-group {
  margin-bottom: var(--space-24);
}

.form-label {
  display: block;
  margin-bottom: var(--space-8);
  color: #fff;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: var(--space-16);
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  color: #fff;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--clr-neon-cyan);
  box-shadow: 0 0 0 2px rgba(0, 243, 255, 0.2);
}

.form-control.is-invalid {
  border-color: #ff4040;
}

.error-msg {
  display: none;
  color: #ff4040;
  font-size: 0.85rem;
  margin-top: var(--space-4);
}

.is-invalid + .error-msg {
  display: block;
}

textarea.form-control {
  resize: vertical;
  min-height: 150px;
}

.contact-info-block {
  padding: var(--space-40);
}

.contact-info-block h3 {
  margin-bottom: var(--space-24);
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: var(--space-16);
  margin-bottom: var(--space-24);
}

.contact-detail svg {
  width: 24px;
  height: 24px;
  stroke: var(--clr-neon-magenta);
  flex-shrink: 0;
}

.static-map {
  width: 100%;
  height: 200px;
  background: #111;
  border-radius: 8px;
  border: 1px solid var(--clr-border);
  position: relative;
  overflow: hidden;
  margin-top: var(--space-40);
  display: flex;
  align-items: center;
  justify-content: center;
}

.static-map::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at center, rgba(255,0,234,0.1) 0%, transparent 70%),
                    repeating-linear-gradient(0deg, transparent, transparent 19px, rgba(255,255,255,0.05) 20px),
                    repeating-linear-gradient(90deg, transparent, transparent 19px, rgba(255,255,255,0.05) 20px);
}

.map-marker {
  width: 16px;
  height: 16px;
  background: var(--clr-neon-cyan);
  border-radius: 50%;
  position: relative;
  box-shadow: 0 0 16px var(--clr-neon-cyan);
  z-index: 2;
}

/* Stats Block */
.stat-block {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: var(--space-16);
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
}

.stat-label {
  color: var(--clr-text-muted);
  font-size: 0.95rem;
}

/* Footer */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--clr-border);
  background: rgba(10, 10, 15, 0.9);
  padding: var(--space-64) 0 var(--space-24);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-40);
  margin-bottom: var(--space-40);
}

.footer-col h4 {
  color: #fff;
  margin-bottom: var(--space-16);
  font-size: 1.1rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--space-8);
}

.footer-links a {
  color: var(--clr-text-muted);
}

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

.footer-bottom {
  padding-top: var(--space-24);
  border-top: 1px solid var(--clr-border);
  text-align: center;
  font-size: 0.85rem;
  color: var(--clr-text-muted);
}

.footer-bottom p {
  margin-bottom: var(--space-4);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(15, 15, 20, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--clr-border);
  padding: var(--space-24);
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 -10px 40px rgba(0,0,0,0.5);
}

.cookie-banner.is-visible {
  transform: translateY(0);
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

@media (min-width: 768px) {
  .cookie-content {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.cookie-text {
  flex: 1;
  font-size: 0.9rem;
  margin-bottom: 0;
}

.cookie-actions {
  display: flex;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.cookie-btn {
  padding: var(--space-8) var(--space-16);
  border: 1px solid var(--clr-border);
  background: transparent;
  color: #fff;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}

.cookie-btn:hover, .cookie-btn:focus {
  background: rgba(255,255,255,0.1);
  border-color: var(--clr-neon-cyan);
}

.cookie-btn[data-cookie-choice="accept"] {
  background: rgba(0, 243, 255, 0.15);
  border-color: var(--clr-neon-cyan);
  color: var(--clr-neon-cyan);
}

.cookie-btn[data-cookie-choice="accept"]:hover {
  background: rgba(0, 243, 255, 0.3);
}

/* Utilities */
[hidden] {
  display: none !important;
}

/* Responsive Overrides */
@media (max-width: 900px) {
  .pros-cons-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-24);
  }
}

@media (max-width: 768px) {
  .site-header {
    height: 52px;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .main-nav {
    position: absolute;
    top: 52px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: var(--space-24);
    gap: var(--space-16);
    border-bottom: 1px solid var(--clr-border);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
    z-index: -1;
  }
  
  .main-nav.is-visible {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  
  .neon-edge::before {
    inset: 0; /* Constraint: reduce offset to 0 below 768px */
  }
  
  .card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 400px) {
  .hero {
    padding: var(--space-40) 0;
  }
  
  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  
  .section-padding {
    padding: var(--space-40) 0;
  }
  
  .glass-card {
    min-height: 300px;
  }
  
  .cookie-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .cookie-btn {
    width: 100%;
  }
}

/* Flex/Grid shrink override */
.main-nav, .card-grid, .footer-grid, .pros-cons-grid, .contact-grid {
  min-width: 0;
}
.main-nav > *, .card-grid > *, .footer-grid > *, .pros-cons-grid > *, .contact-grid > * {
  min-width: 0;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}