:root {
  --bg-primary: #050505;
  --bg-secondary: #0E0E0E;
  --bg-card: #111114;
  --bg-card-hover: #1C1C20;
  --border: rgba(255,255,255,0.08);
  --border-hover: rgba(255,255,255,0.18);
  --text-primary: #FFFFFF;
  --text-secondary: #9CA3AF;
  --text-tertiary: #5C6470;
  --accent: #FFFFFF;
  --accent-dim: #D1D5DB;
  --accent-glow: rgba(255,255,255,0.06);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

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

/* NAVIGATION */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 24px;
  transition: all 0.3s ease;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(5,5,5,0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 72px;
  gap: 32px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-q {
  width: 36px; height: 36px;
  background: var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  color: var(--bg-primary);
}
.logo-text {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}
.nav-links {
  display: flex;
  gap: 32px;
  flex: 1;
}
.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-patent-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-hover);
  border-radius: 100px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
}
.nav-patent-badge svg {
  width: 13px; height: 13px;
  flex-shrink: 0;
}
.nav-cta {
  background: var(--accent);
  color: var(--bg-primary);
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  white-space: nowrap;
}
.nav-cta:hover {
  background: var(--accent-dim);
  transform: translateY(-1px);
}
.nav-mobile-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-mobile-btn span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
}
.nav-mobile-menu {
  display: none;
  flex-direction: column;
  background: rgba(5,5,5,0.98);
  backdrop-filter: blur(20px);
  padding: 16px 24px 24px;
  border-top: 1px solid var(--border);
}
.nav-mobile-menu a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 12px 0;
  font-size: 16px;
  border-bottom: 1px solid var(--border);
}
.nav-mobile-menu.open { display: flex; }

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 72px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.4;
}
.hero-orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.08), transparent 70%);
  top: -100px; left: -100px;
}
.hero-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.04), transparent 70%);
  bottom: 0; right: 10%;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}
.hero .container {
  position: relative;
  z-index: 1;
  padding-top: 80px;
  padding-bottom: 80px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 32px;
}
.badge-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.3); }
}
.hero-heading {
  font-size: clamp(48px, 7vw, 80px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 24px;
  max-width: 800px;
}
.gradient-text {
  background: linear-gradient(135deg, #FFFFFF 0%, #9CA3AF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 20px;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 520px;
  line-height: 1.6;
}
.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: var(--bg-primary);
  padding: 14px 28px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}
.btn-primary:hover {
  background: var(--accent-dim);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255,255,255,0.15);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-primary);
  padding: 14px 28px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--border-hover);
  transition: all 0.2s;
}
.btn-secondary:hover {
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.05);
}
.hero-metrics {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.metric { text-align: center; }
.metric-value {
  display: block;
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  font-family: 'JetBrains Mono', monospace;
  line-height: 1;
}
.metric-unit {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-secondary);
}
.metric-label {
  display: block;
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.metric-div {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* SECTIONS */
.section { padding: 120px 0; }
.section-dark { background: var(--bg-secondary); }
.section-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 16px;
}
.section-heading {
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 20px;
}
.section-sub {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 64px;
  line-height: 1.7;
}

/* CARDS GRID */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.3s ease;
}
.card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.card-featured {
  grid-column: span 2;
  background: linear-gradient(135deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border-color: rgba(255,255,255,0.15);
  position: relative;
  overflow: hidden;
}
.card-featured::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,0.05), transparent 70%);
  pointer-events: none;
}
.card-icon {
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 20px;
  color: var(--text-primary);
}
.card-icon svg { width: 22px; height: 22px; }
.card-tag {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}
.card p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}
.card-link {
  display: inline-block;
  margin-top: 20px;
  color: var(--accent-dim);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: opacity 0.2s;
}
.card-link:hover { opacity: 0.7; }
.coming-soon-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding: 10px 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}
.cs-dot {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
  flex-shrink: 0;
}

/* STATS BANNER */
.stats-banner {
  background: rgba(255,255,255,0.02);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 60px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}
.stat-value {
  font-size: 48px;
  font-weight: 800;
  color: var(--text-primary);
  font-family: 'JetBrains Mono', monospace;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
}

/* TECH CARDS */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 64px;
}
.tech-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 24px;
  transition: all 0.3s;
}
.tech-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 0 30px rgba(255,255,255,0.03);
}
.tech-bar {
  height: 3px;
  background: linear-gradient(90deg, #FFFFFF, #6B7280);
  border-radius: 2px;
  margin-bottom: 24px;
}
.tech-metric {
  font-size: 32px;
  font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.tech-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.tech-target {
  font-size: 13px;
  color: var(--text-tertiary);
}

/* CTA SECTION */
.cta-section {
  padding: 120px 0;
  background: var(--bg-secondary);
}
.cta-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-orb {
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.06), transparent 70%);
  top: -100px; left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}
.cta-box h2 {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -1px;
  margin: 16px 0 20px;
}
.cta-box > p {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 auto 48px;
}
.store-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.store-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  border-radius: 12px;
  border: 1px solid var(--border-hover);
  background: rgba(255,255,255,0.05);
  cursor: default;
  opacity: 0.8;
}
.store-label {
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.store-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}
.cta-contact {
  font-size: 15px;
  color: var(--text-secondary);
}
.cta-contact a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
}
.cta-contact a:hover { text-decoration: underline; }

/* FOOTER */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
  padding: 80px 0 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}
.footer-brand p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-top: 16px;
  margin-bottom: 20px;
  max-width: 280px;
  line-height: 1.7;
}
.footer-badge {
  display: inline-block;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 100px;
  padding: 4px 12px;
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}
.footer-heading {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 20px;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-col a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--text-primary); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-tertiary);
  flex-wrap: wrap;
  gap: 16px;
}
.footer-legal { color: var(--text-tertiary); }

/* INNER PAGE HERO */
.page-hero {
  padding: 160px 0 80px;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.04), transparent 70%);
  top: -200px; left: -100px;
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero-heading {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1.1;
  margin-bottom: 20px;
  max-width: 700px;
}
.page-hero-sub {
  font-size: 20px;
  color: var(--text-secondary);
  max-width: 540px;
  line-height: 1.6;
}

/* FEATURES GRID (product page) */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.3s;
}
.feature-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.feature-icon {
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 20px;
  color: var(--text-primary);
}
.feature-icon svg { width: 24px; height: 24px; }
.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}
.feature-card p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

/* PRIVACY BANNER */
.privacy-banner {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  padding: 48px;
  margin-top: 48px;
}
.privacy-items {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 32px;
}
.privacy-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.privacy-check {
  width: 32px; height: 32px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  font-size: 16px;
  flex-shrink: 0;
}
.privacy-item h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}
.privacy-item p {
  font-size: 14px;
  color: var(--text-secondary);
}

/* VALUES GRID (about page) */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.value-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
}
.value-icon {
  width: 56px; height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 14px;
  margin: 0 auto 20px;
  color: var(--text-primary);
}
.value-icon svg { width: 28px; height: 28px; }
.value-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}
.value-card p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

/* COMPANY INFO */
.company-info {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}
.info-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}
.info-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

/* LEGAL PAGES */
.page-legal {
  background: #FFFFFF;
  color: #111827;
}
.page-legal .nav { background: rgba(255,255,255,0.95); }
.page-legal .nav.scrolled { background: rgba(255,255,255,0.98); border-bottom: 1px solid #E5E7EB; }
.page-legal .nav-links a { color: #6B7280; }
.page-legal .nav-links a:hover { color: #111827; }
.page-legal .logo-text { color: #111827; }
.page-legal .logo-q { background: #111827; color: #FFFFFF; }
.page-legal .nav-mobile-btn span { background: #111827; }
.page-legal .nav-mobile-menu { background: rgba(255,255,255,0.98); border-top: 1px solid #E5E7EB; }
.page-legal .nav-mobile-menu a { color: #6B7280; border-bottom: 1px solid #E5E7EB; }
.page-legal .nav-cta { background: #111827; color: #FFFFFF; }
.page-legal .nav-cta:hover { background: #374151; }
.page-legal .nav-patent-badge {
  background: rgba(0,0,0,0.04);
  border-color: rgba(0,0,0,0.12);
  color: #4B5563;
}
.legal-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 140px 24px 80px;
}
.legal-content h1 {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 8px;
  color: #111827;
}
.legal-date {
  font-size: 14px;
  color: #6B7280;
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid #E5E7EB;
}
.legal-content h2 {
  font-size: 22px;
  font-weight: 700;
  color: #111827;
  margin-top: 48px;
  margin-bottom: 16px;
}
.legal-content h3 {
  font-size: 17px;
  font-weight: 600;
  color: #111827;
  margin-top: 32px;
  margin-bottom: 12px;
}
.legal-content p {
  color: #374151;
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 16px;
}
.legal-content ul {
  color: #374151;
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 16px;
  padding-left: 24px;
}
.legal-content li { margin-bottom: 8px; }
.legal-content a { color: #2563EB; text-decoration: none; }
.legal-content a:hover { text-decoration: underline; }
.page-legal .footer {
  background: #F9FAFB;
  border-top: 1px solid #E5E7EB;
}
.page-legal .footer-col a { color: #6B7280; }
.page-legal .footer-col a:hover { color: #111827; }
.page-legal .footer-brand p { color: #6B7280; }
.page-legal .footer-heading { color: #111827; }
.page-legal .footer-bottom { color: #9CA3AF; border-top: 1px solid #E5E7EB; }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .card-featured { grid-column: span 2; }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .company-info { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .nav-patent-badge { display: none; }
}
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-mobile-btn { display: flex; }
  .hero-heading { letter-spacing: -1px; }
  .hero-metrics { gap: 20px; }
  .cards-grid { grid-template-columns: 1fr; }
  .card-featured { grid-column: span 1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-box { padding: 40px 24px; }
  .cta-box h2 { font-size: 32px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .features-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .company-info { grid-template-columns: repeat(2, 1fr); }
  .privacy-items { grid-template-columns: 1fr; }
  .privacy-banner { padding: 32px 24px; }
}