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

:root {
  --primary: #6c47ff;
  --primary-dark: #4f2fe0;
  --accent: #00d4ff;
  --bg: #0a0a0f;
  --bg2: #111118;
  --bg3: #16161f;
  --card: #1a1a26;
  --border: #2a2a3a;
  --text: #e8e8f0;
  --muted: #8888aa;
  --white: #ffffff;
  --gradient: linear-gradient(135deg, var(--primary), var(--accent));
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 24px rgba(108,71,255,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(108,71,255,0.5); }
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 8px 20px; font-size: 14px; }
.btn-lg { padding: 16px 40px; font-size: 17px; }
.btn-full { width: 100%; }

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo { font-size: 22px; font-weight: 800; color: var(--white); text-decoration: none; letter-spacing: -0.5px; }
.logo span { color: var(--primary); }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--white); }
.hamburger { display: none; background: none; border: none; color: var(--text); font-size: 22px; cursor: pointer; }

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero-inner { position: relative; z-index: 2; text-align: center; }
.hero-badge {
  display: inline-block;
  background: rgba(108,71,255,0.15);
  border: 1px solid rgba(108,71,255,0.3);
  color: var(--primary);
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}
.hero h1 {
  font-size: clamp(48px, 8vw, 88px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 24px;
  color: var(--white);
}
.hero-sub {
  font-size: 18px;
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
}
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 64px; }
.hero-stats { display: flex; gap: 48px; justify-content: center; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat strong { font-size: 28px; font-weight: 800; color: var(--white); }
.stat span { font-size: 13px; color: var(--muted); }
.hero-bg-glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(108,71,255,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.marquee-wrap {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  padding: 14px 0;
}
.marquee-track {
  display: flex;
  gap: 32px;
  width: max-content;
  animation: marquee 20s linear infinite;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

.section { padding: 100px 0; }
.section-dark { background: var(--bg2); }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  background: rgba(108,71,255,0.12);
  border: 1px solid rgba(108,71,255,0.25);
  color: var(--primary);
  padding: 5px 16px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-header h2 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -1px;
  margin-bottom: 16px;
}
.section-header p { color: var(--muted); font-size: 17px; max-width: 520px; margin: 0 auto; }

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.product-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  position: relative;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.product-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: 0 12px 40px rgba(108,71,255,0.15);
}
.product-card.featured {
  border-color: var(--primary);
  background: linear-gradient(135deg, rgba(108,71,255,0.08), rgba(0,212,255,0.04));
}
.product-badge {
  position: absolute;
  top: 20px; right: 20px;
  background: var(--gradient);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
  letter-spacing: 0.5px;
}
.product-icon { font-size: 40px; margin-bottom: 16px; }
.product-card h3 { font-size: 20px; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.product-card p { color: var(--muted); font-size: 14px; margin-bottom: 20px; line-height: 1.6; }
.product-price { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.old-price { color: var(--muted); text-decoration: line-through; font-size: 15px; }
.new-price { font-size: 28px; font-weight: 800; color: var(--white); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  transition: border-color 0.25s, transform 0.25s;
}
.feature-card:hover { border-color: var(--primary); transform: translateY(-3px); }
.feature-icon { font-size: 36px; margin-bottom: 16px; }
.feature-card h3 { font-size: 18px; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.feature-card p { color: var(--muted); font-size: 14px; }

.steps-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.step {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 32px;
  flex: 1;
  min-width: 220px;
  max-width: 300px;
  text-align: center;
}
.step-num {
  font-size: 48px;
  font-weight: 900;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
}
.step h3 { font-size: 18px; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 14px; }
.step-arrow { font-size: 28px; color: var(--primary); font-weight: 700; }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  align-items: start;
}
.testimonial {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
}
.testimonial.featured-testimonial {
  border-color: var(--primary);
  background: linear-gradient(135deg, rgba(108,71,255,0.08), rgba(0,212,255,0.04));
}
.stars { font-size: 18px; color: #ffd700; margin-bottom: 16px; }
.testimonial p { color: var(--muted); font-size: 15px; line-height: 1.7; margin-bottom: 20px; font-style: italic; }
.reviewer strong { color: var(--white); font-size: 14px; }

.cta-banner {
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(108,71,255,0.08), rgba(0,212,255,0.04));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-inner { position: relative; z-index: 2; }
.cta-banner h2 { font-size: clamp(28px, 5vw, 48px); font-weight: 800; color: var(--white); margin-bottom: 16px; letter-spacing: -1px; }
.cta-banner p { color: var(--muted); font-size: 17px; margin-bottom: 36px; }
.cta-glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 600px; height: 400px;
  background: radial-gradient(ellipse, rgba(108,71,255,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: start;
}
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form input,
.contact-form textarea {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
}
.contact-form input:focus,
.contact-form textarea:focus { border-color: var(--primary); }
.contact-form textarea { resize: vertical; }
.form-success { color: #00d48a; font-size: 14px; font-weight: 500; padding: 12px; background: rgba(0,212,138,0.08); border-radius: 8px; }
.hidden { display: none; }
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.info-item { display: flex; gap: 16px; align-items: flex-start; }
.info-item > span { font-size: 24px; }
.info-item strong { color: var(--white); font-size: 15px; display: block; margin-bottom: 4px; }
.info-item p { color: var(--muted); font-size: 14px; margin: 0; }
.social-links { display: flex; gap: 12px; margin-top: 8px; }
.social-links a {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--card);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  transition: border-color 0.2s, color 0.2s;
}
.social-links a:hover { border-color: var(--primary); color: var(--primary); }

.footer { background: var(--bg2); border-top: 1px solid var(--border); padding: 60px 0 0; }
.footer-inner { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer-brand .logo { display: inline-block; margin-bottom: 16px; font-size: 20px; }
.footer-brand p { color: var(--muted); font-size: 14px; line-height: 1.7; }
.footer-links { display: contents; }
.footer-links > div { display: flex; flex-direction: column; gap: 10px; }
.footer-links strong { color: var(--white); font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 14px; transition: color 0.2s; }
.footer-links a:hover { color: var(--primary); }
.footer-bottom { border-top: 1px solid var(--border); padding: 20px 24px; text-align: center; }
.footer-bottom p { color: var(--muted); font-size: 13px; }
.footer-bottom a { color: var(--muted); text-decoration: none; }
.footer-bottom a:hover { color: var(--primary); }

@media (max-width: 900px) {
  .contact-wrap { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .steps-grid { flex-direction: column; align-items: stretch; }
  .step-arrow { transform: rotate(90deg); text-align: center; }
  .step { max-width: 100%; }
}
@media (max-width: 640px) {
  .nav-links { display: none; }
  .hamburger { display: block; }
  .hero h1 { letter-spacing: -1px; }
  .hero-stats { gap: 24px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}