:root {
  --electric: #00F0FF;
  --electric-dark: #00b8c7;
  --navy-900: #0a0f1c;
  --navy-800: #111827;
  --navy-700: #1a2234;
  --navy-600: #243044;
  --navy-500: #374151;
  --gray-400: #9ca3af;
  --gray-300: #d1d5db;
  --white: #ffffff;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--navy-900);
  color: var(--white);
  line-height: 1.6;
  min-height: 100vh;
}

/* Layout */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Navigation */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 15, 28, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.text-gradient {
  background: linear-gradient(135deg, var(--electric), #00d4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--white);
}

.nav-logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--electric), #00d4ff);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: var(--navy-900);
}

.nav-logo-text { font-weight: 700; font-size: 20px; }
.nav-logo-sub { font-size: 11px; color: var(--gray-400); }

.nav-links { display: flex; align-items: center; gap: 32px; }

.nav-link {
  color: var(--gray-300);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--electric); }

/* Dropdown */
.dropdown { position: relative; }
.dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--gray-300);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  padding: 8px 0;
  transition: color 0.2s;
}
.dropdown-trigger:hover { color: var(--electric); }
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--navy-800);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s ease;
  z-index: 200;
}
.dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--gray-300);
  font-size: 14px;
  text-decoration: none;
  transition: all 0.2s;
}
.dropdown-item:hover { background: rgba(255, 255, 255, 0.05); color: var(--white); }
.dropdown-item-icon { font-size: 16px; }

/* Hero */
.hero {
  padding: 140px 0 80px;
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: 100px;
  font-size: 13px;
  color: var(--electric);
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--electric);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.hero-title {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--electric), #00d4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--gray-400);
  max-width: 600px;
  margin: 0 auto 32px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--electric);
  color: var(--navy-900);
}
.btn-primary:hover {
  background: #00d4e0;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0, 240, 255, 0.3);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
}

.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Stats */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 64px;
}

.hero-stat {
  padding: 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
}

.hero-stat-icon { font-size: 24px; margin-bottom: 8px; }
.hero-stat-label { font-size: 13px; color: var(--gray-400); }

/* Section */
.section { padding: 80px 0; }
.section-header { margin-bottom: 48px; }
.section-title { font-size: 32px; font-weight: 700; margin-bottom: 12px; text-align: center; }
.section-subtitle { font-size: 16px; color: var(--gray-400); max-width: 500px; margin: 0 auto 48px; text-align: center; }

/* Tools Grid */
.tools-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }

.tool-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background: var(--navy-800);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}
.tool-card:hover {
  background: var(--navy-700);
  border-color: rgba(0, 240, 255, 0.2);
  transform: translateY(-2px);
}
.tool-card-content { flex: 1; }
.tool-card-title { font-size: 17px; font-weight: 600; margin-bottom: 6px; color: var(--white); }
.tool-card-desc { font-size: 14px; color: var(--gray-400); line-height: 1.5; }
.tool-card-badge {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(0, 240, 255, 0.1);
  border-radius: 6px;
  font-size: 11px;
  color: var(--electric);
  margin-top: 8px;
}

.tool-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.15), rgba(0, 240, 255, 0.05));
  border: 1px solid rgba(0, 240, 255, 0.2);
  flex-shrink: 0;
}

.tool-card-title { font-size: 17px; font-weight: 600; margin-bottom: 6px; color: var(--white); }
.tool-card-desc { font-size: 14px; color: var(--gray-400); line-height: 1.5; }

.tool-card-badge {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(0, 240, 255, 0.1);
  border-radius: 6px;
  font-size: 11px;
  color: var(--electric);
  margin-top: 8px;
}

/* Features */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }

.feature-card {
  padding: 32px;
  background: var(--navy-800);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  text-align: center;
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: rgba(0, 240, 255, 0.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg { width: 28px; height: 28px; color: var(--electric); }
.feature-title { font-size: 18px; font-weight: 600; margin-bottom: 10px; }
.feature-desc { font-size: 14px; color: var(--gray-400); line-height: 1.6; }

/* FAQ */
.faq-item {
  background: var(--navy-800);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
}

.faq-toggle { transition: transform 0.3s; }
.faq-answer {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s;
  color: var(--gray-400);
  font-size: 14px;
  line-height: 1.7;
}
.faq-item.active .faq-answer { padding: 0 24px 20px; max-height: 200px; }
.faq-item.active .faq-toggle { transform: rotate(180deg); }

/* CTA */
.cta-section { padding: 80px 0; text-align: center; background: linear-gradient(180deg, rgba(0, 240, 255, 0.05) 0%, transparent 100%); }

/* Footer */
footer {
  background: var(--navy-800);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 64px 0 32px;
  margin-top: 80px;
}

.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand { max-width: 280px; }
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-desc { font-size: 14px; color: var(--gray-400); line-height: 1.6; }
.footer-title { font-size: 14px; font-weight: 600; color: var(--electric); margin-bottom: 16px; }
.footer-links { list-style: none; }
.footer-link { display: block; color: var(--gray-400); text-decoration: none; font-size: 14px; padding: 6px 0; transition: color 0.2s; }
.footer-link:hover { color: var(--white); }

.footer-bottom { padding-top: 32px; border-top: 1px solid rgba(255, 255, 255, 0.06); display: flex; justify-content: space-between; align-items: center; }
.footer-copyright { font-size: 13px; color: var(--gray-400); }
.footer-social { display: flex; gap: 12px; }
.footer-social-link {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  transition: all 0.2s;
}
.footer-social-link:hover { background: rgba(255, 255, 255, 0.1); color: var(--white); }

/* Mobile */
.mobile-toggle { display: none; background: none; border: none; color: var(--white); cursor: pointer; padding: 8px; }
.mobile-menu { display: none; position: absolute; top: 64px; left: 0; right: 0; background: var(--navy-800); border-bottom: 1px solid rgba(255, 255, 255, 0.1); padding: 16px 24px; }
.mobile-menu.active { display: block; }
.mobile-link { display: block; padding: 12px 0; color: var(--gray-300); text-decoration: none; font-size: 15px; border-bottom: 1px solid rgba(255, 255, 255, 0.05); }
.mobile-link:hover { color: var(--electric); }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .hero { padding: 120px 0 60px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: span 2; }
  .tools-grid { grid-template-columns: 1fr; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--navy-900); }
::-webkit-scrollbar-thumb { background: var(--navy-600); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--navy-500); }