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

:root {
  --bg: #07070f;
  --card: #0f0f1a;
  --card2: #13131f;
  --blue: #4f9ef8;
  --purple: #9b59f5;
  --text: #ffffff;
  --muted: rgba(255,255,255,0.55);
  --border: rgba(255,255,255,0.08);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 40px;
  background: rgba(7,7,15,0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-size: 22px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
  text-decoration: none;
}
.nav-links { display: flex; align-items: center; gap: 28px; }
.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(--text); }
.nav-cta {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: #fff !important;
  padding: 9px 20px;
  border-radius: 999px;
  font-weight: 700 !important;
}

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(79,158,248,0.14) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(155,89,245,0.09) 0%, transparent 60%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(79,158,248,0.1);
  border: 1px solid rgba(79,158,248,0.3);
  color: var(--blue);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 28px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.hero h1 {
  font-size: clamp(42px, 8vw, 80px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -2px;
  max-width: 820px;
  margin-bottom: 24px;
}
.hero h1 span {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: clamp(16px, 2.5vw, 20px);
  color: var(--muted);
  max-width: 520px;
  line-height: 1.65;
  margin-bottom: 44px;
}
.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 28px;
  border-radius: 14px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform 0.18s, box-shadow 0.18s;
  font-family: inherit;
}
.btn:hover { transform: translateY(-2px); }
.btn svg { width: 20px; height: 20px; flex-shrink: 0; }

.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: #fff;
  box-shadow: 0 8px 32px rgba(79,158,248,0.28);
}
.btn-primary:hover { box-shadow: 0 12px 40px rgba(79,158,248,0.45); }
.btn-ghost {
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.85);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: rgba(255,255,255,0.1); }

.section {
  padding: 100px 24px;
  max-width: 1100px;
  margin: 0 auto;
}
.section-label {
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}
.section-title {
  text-align: center;
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 14px;
}
.section-sub {
  text-align: center;
  color: var(--muted);
  font-size: 17px;
  max-width: 500px;
  margin: 0 auto 56px;
  line-height: 1.6;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px 24px;
  transition: border-color 0.2s, transform 0.2s;
}
.feature-card:hover {
  border-color: rgba(79,158,248,0.3);
  transform: translateY(-4px);
}
.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(79,158,248,0.15), rgba(155,89,245,0.15));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 18px;
}
.feature-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--muted); line-height: 1.6; }

.mingle-section {
  padding: 80px 24px;
  background: linear-gradient(135deg, rgba(79,158,248,0.06), rgba(155,89,245,0.06));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.mingle-inner {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.mingle-text h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 900;
  letter-spacing: -1px;
  margin-bottom: 16px;
  line-height: 1.1;
}
.mingle-text h2 span {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.mingle-text p { color: var(--muted); font-size: 16px; line-height: 1.7; margin-bottom: 28px; }
.mingle-mockup { display: flex; flex-direction: column; gap: 12px; }
.mingle-card {
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #2ecc71;
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(46,204,113,0.6);
}

.cta-section {
  padding: 100px 24px;
  text-align: center;
}
.cta-section h2 {
  font-size: clamp(32px, 6vw, 60px);
  font-weight: 900;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
  line-height: 1.1;
}
.cta-section h2 span {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.cta-section p { color: var(--muted); font-size: 18px; margin-bottom: 40px; }

footer {
  border-top: 1px solid var(--border);
  padding: 36px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-logo {
  font-size: 18px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}
.footer-links { display: flex; gap: 24px; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 13px; transition: color 0.2s; }
.footer-links a:hover { color: var(--text); }
.footer-copy { color: var(--muted); font-size: 13px; }

.social-links { display: flex; gap: 12px; align-items: center; }
.social-link {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}
.social-link svg { width: 18px; height: 18px; }
.social-link:hover { background: rgba(79,158,248,0.15); color: var(--blue); }

@media (max-width: 700px) {
  nav { padding: 14px 20px; }
  .nav-links { display: none; }
  .mingle-inner { grid-template-columns: 1fr; gap: 32px; }
  footer { flex-direction: column; align-items: flex-start; padding: 28px 20px; }
}