@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&display=swap');

:root {
  --bg-color: #05050a;
  --text-main: #ffffff;
  --text-muted: #a0a0b5;
  --neon-cyan: #00f3ff;
  --neon-magenta: #ff00ff;
  --glass-bg: rgba(20, 20, 35, 0.4);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

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

body {
  font-family: 'Outfit', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 50%, rgba(0, 243, 255, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 85% 30%, rgba(255, 0, 255, 0.05) 0%, transparent 50%);
  background-attachment: fixed;
}

input:focus, textarea:focus {
  border-color: var(--neon-cyan) !important;
  box-shadow: 0 0 10px rgba(0, 243, 255, 0.3);
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1.2rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  background: rgba(5, 5, 10, 0.7);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--glass-border);
}

.navbar-brand {
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-shadow: 0 0 10px rgba(0, 243, 255, 0.5);
}

.karaoke-text {
  color: var(--neon-cyan);
}

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

.nav-links a {
  font-weight: 600;
  color: var(--text-muted);
}

.nav-links a:hover, .nav-links a.active {
  color: var(--neon-cyan);
  text-shadow: 0 0 8px var(--neon-cyan);
}

.nav-btn {
  background: linear-gradient(45deg, var(--neon-magenta), var(--neon-cyan));
  padding: 0.6rem 1.5rem;
  border-radius: 30px;
  color: #fff !important;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 0 15px rgba(255, 0, 255, 0.4);
  transition: all 0.3s ease;
}

.nav-btn:hover {
  box-shadow: 0 0 25px rgba(0, 243, 255, 0.6);
  transform: translateY(-2px);
}

.lang-selector {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: 1rem;
}

.lang-link {
  font-weight: bold;
  color: var(--text-muted) !important;
}

.lang-link:hover, .lang-link.active {
  color: #fff !important;
  text-shadow: 0 0 10px #fff;
}

.lang-sep {
  color: var(--glass-border);
}

.hamburger {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--text-main);
  border-radius: 3px;
}

/* Layout Core */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 8rem 0 4rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.section-title {
  text-align: center;
  font-size: 3rem;
  margin-bottom: 3rem;
  font-weight: 800;
  background: linear-gradient(45deg, var(--neon-cyan), var(--neon-magenta));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.2));
}

/* Glassmorphism Cards */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2rem;
  box-shadow: var(--glass-shadow);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 243, 255, 0.4);
  box-shadow: 0 10px 40px rgba(0, 243, 255, 0.15);
}

/* Hero Section */
.hero {
  display: flex;
  align-items: center;
  gap: 4rem;
  padding-top: 10rem;
}

.hero-content {
  flex: 1;
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  font-weight: 800;
}

.hero-title span {
  color: var(--neon-cyan);
  text-shadow: 0 0 15px rgba(0, 243, 255, 0.4);
}

.hero-text {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.btn-primary {
  display: inline-block;
  background: transparent;
  border: 2px solid var(--neon-cyan);
  color: var(--neon-cyan);
  padding: 0.8rem 2rem;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 0 10px rgba(0, 243, 255, 0.2), inset 0 0 10px rgba(0, 243, 255, 0.1);
}

.btn-primary:hover {
  background: var(--neon-cyan);
  color: #000;
  box-shadow: 0 0 20px rgba(0, 243, 255, 0.6);
}

.hero-image {
  flex: 1;
  position: relative;
}

.hero-image img {
  width: 100%;
  border-radius: 20px;
  border: 1px solid var(--glass-border);
  box-shadow: 0 0 30px rgba(255, 0, 255, 0.2);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--neon-magenta);
  margin-bottom: 1rem;
  text-shadow: 0 0 15px rgba(255, 0, 255, 0.5);
}

.feature-title {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: #fff;
}

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

/* FAQ Accordion */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  cursor: pointer;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, margin-top 0.4s ease;
  color: var(--text-muted);
}

.faq-item.active .faq-answer {
  max-height: 300px;
  margin-top: 1rem;
}

.faq-item.active {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 15px rgba(0, 243, 255, 0.1);
}

.faq-category {
  font-size: 1.5rem;
  color: var(--neon-magenta);
  margin: 2rem 0 1rem;
  text-align: center;
}

/* Pricing Grid */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.price-title {
  font-size: 1.8rem;
  color: var(--neon-cyan);
  margin-bottom: 1rem;
}

.price-amount {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}

.price-features {
  list-style: none;
  margin-bottom: 2rem;
}

.price-features li {
  margin-bottom: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 10px;
}

.price-features li::before {
  content: '✓';
  color: var(--neon-magenta);
  font-weight: bold;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem;
  border-top: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  margin-top: auto;
}

/* Compare Table */
.table-responsive {
  overflow-x: auto;
  padding: 0;
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}
.compare-table th, .compare-table td {
  padding: 1.5rem;
  border-bottom: 1px solid var(--glass-border);
}
.compare-table th {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-muted);
}
.compare-table tbody tr:last-child td {
  border-bottom: none;
}
.compare-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}
.compare-table .pro-col {
  color: var(--neon-cyan);
}
.compare-table th.pro-col {
  color: var(--neon-magenta);
  font-size: 1.5rem;
}
.icon-check { color: #00ff88; text-shadow: 0 0 10px rgba(0, 255, 136, 0.4); }
.icon-cross { color: #ff3366; text-shadow: 0 0 10px rgba(255, 51, 102, 0.4); }
.icon-warn { color: #ffcc00; text-shadow: 0 0 10px rgba(255, 204, 0, 0.4); }

/* Lightbox Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.9);
  backdrop-filter: blur(10px);
}
.modal.active {
  display: flex;
  justify-content: center;
  align-items: center;
}
.modal-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 1200px;
  position: relative;
}
.modal-content {
  max-width: 80%;
  max-height: 80vh;
  border: 2px solid var(--neon-cyan);
  box-shadow: 0 0 30px rgba(0, 243, 255, 0.4);
  border-radius: 10px;
  animation: zoom 0.3s ease;
}
@keyframes zoom {
  from {transform:scale(0.8); opacity:0;}
  to {transform:scale(1); opacity:1;}
}
.close-modal {
  position: absolute;
  top: 20px;
  right: 40px;
  color: #fff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
  z-index: 2001;
  transition: 0.3s;
}
.close-modal:hover, .close-modal:focus {
  color: var(--neon-magenta);
  text-shadow: 0 0 10px var(--neon-magenta);
}
.prev-modal, .next-modal {
  cursor: pointer;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: auto;
  padding: 16px;
  color: white;
  font-weight: bold;
  font-size: 40px;
  transition: 0.3s;
  user-select: none;
}
.prev-modal {
  left: 20px;
}
.next-modal {
  right: 20px;
}
.prev-modal:hover, .next-modal:hover {
  color: var(--neon-cyan);
  text-shadow: 0 0 10px var(--neon-cyan);
}
.gallery-img {
  cursor: pointer;
}

/* Responsive */
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(5, 5, 10, 0.95);
    flex-direction: column;
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid var(--glass-border);
  }
  .nav-links.active { display: flex; }
  .hero { flex-direction: column; text-align: center; padding-top: 8rem; }
  .hero-title { font-size: 2.5rem; }
}