@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700&display=swap');

/* Instrument Serif utility classes */
.instrument-serif-regular {
  font-family: "Instrument Serif", serif;
  font-weight: 400;
  font-style: normal;
  font-stretch: condensed;
  letter-spacing: -0.02em;
}
.instrument-serif-regular-italic {
  font-family: "Instrument Serif", serif;
  font-weight: 400;
  font-style: italic;
  font-stretch: condensed;
  letter-spacing: -0.02em;
}

:root {
  --color-bg: #000;
  --color-bg-alt: #000;
  --color-card: #000;
  --color-primary: #fff;
  --color-secondary: #fff;
  --color-accent: #fff;
  --color-text: #fff;
  --color-muted: #d1d5db;
  --color-border: #fff;
  --radius: 0;
  --shadow: none;
  --transition: 0.2s cubic-bezier(.4,0,.2,1);
  --font-serif: "Instrument Serif", serif;
  --font-sans: 'Inter', Arial, sans-serif;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10, 10, 10, 0.25);
  -webkit-backdrop-filter: blur(5px);
  backdrop-filter: blur(5px);
  padding: 0 2rem;
  height: 68px;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 10;
}

/* Remove Quantaflux Labs text from navbar logo, keep only the logo image */
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.navbar-logo img {
  height: 40px;
  width: 40px;
  background: var(--color-card);
  padding: 4px;
  /*border: 1px solid var(--color-border);*/
  border-radius: 0;
}

/* Nav bar links use condensed Instrument Serif font */
.navbar-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.navbar-links a,
.navbar-links button {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 400;
  font-size: 1rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem 0.75rem;
  border-radius: 0;
  transition: background var(--transition), color var(--transition);
  font-family: "Instrument Serif", serif;
  font-stretch: condensed;
  letter-spacing: -0.02em;
}
.navbar-links a.active,
.navbar-links a:hover {
  background: rgba(255,255,255,0.07);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}
.navbar-links button {
  display: flex;
  align-items: center;
}

/* Rest of the styles unchanged, but included for completeness */
.hero h1,
.section h2,
.card h3 {
  font-family: "Instrument Serif", serif;
  font-weight: 400;
  font-style: normal;
  font-stretch: condensed;
  letter-spacing: -0.02em;
}
.navbar-logo {
  font-size: 2.2rem;
}
.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
}
.section h2 {
  font-size: 2.3rem;
  margin-bottom: 1.2rem;
}
.card h3 {
  font-size: 1.7rem;
  margin-bottom: 0.7rem;
}
body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  margin: 0;
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
}

.dev-banner {
  position: sticky;
  top: 68px; /* Height of navbar, so banner sits below navbar */
  z-index: 9;
  width: 100vw;
  padding: 1rem 0;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 500;
  color: #eaf6ff;
  background: rgba(60, 120, 255, 0.18);
  backdrop-filter: blur(4px) saturate(220%) contrast(120%);
  -webkit-backdrop-filter: blur(4px) saturate(220%) contrast(120%);
  border: 0.5px solid rgba(255,255,255,0.04);
  box-shadow:
    0 4px 24px 0 rgba(60, 120, 255, 0.10),
    0 0 0 2px rgba(255,255,255,0.08) inset,
    0 0 12px 2px rgba(60,120,255,0.06) inset;
  margin-bottom: 2rem;
  letter-spacing: 0.02em;
  background-clip: padding-box;
  overflow: hidden;
}

.hero {
  min-height: 56vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 2rem 3rem;
  background: var(--color-bg-alt);
  box-shadow: none;
  margin: 2rem auto 2rem;
  max-width: 900px;
  border-radius: 0;
  margin-top: 0 !important;
  padding-top: 0 !important;
  top: 0;
  position: relative;
}
.hero p {
  font-size: 1.35rem;
  color: var(--color-muted);
  margin-bottom: 2rem;
  font-family: var(--font-sans);
}
.cta-btn {
  background: var(--color-bg);
  color: var(--color-primary);
  font-weight: 600;
  font-size: 1.1rem;
  padding: 0.9rem 2.2rem;
  border: 1px solid var(--color-border);
  border-radius: 0;
  box-shadow: none;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  font-family: var(--font-sans);
}
.cta-btn:hover {
  background: var(--color-primary);
  color: var(--color-bg);
  box-shadow: none;
}
.section {
  max-width: 900px;
  margin: 0 auto 2.5rem;
  padding: 2rem 2rem 0.5rem;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  border-radius: 0;
}
.cards {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}
.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 0;
  box-shadow: none;
  padding: 2rem 1.2rem 1.2rem;
  min-width: 220px;
  flex: 1 1 220px;
  max-width: 320px;
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}
.card:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: none;
  border: 2px solid var(--color-border);
}
.card p {
  font-size: 1rem;
  color: var(--color-muted);
  margin-bottom: 1.2rem;
  font-family: var(--font-sans);
}
.card-link {
  background: var(--color-bg);
  color: var(--color-primary);
  padding: 0.7rem 1.4rem;
  border: 1px solid var(--color-border);
  border-radius: 0;
  font-weight: 500;
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
  font-family: var(--font-sans);
}
.card-link:hover {
  background: var(--color-primary);
  color: var(--color-bg);
}
form#contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 480px;
  margin: 1.2rem auto 0;
  background: var(--color-card);
  padding: 2rem 1.5rem;
  border-radius: 0;
  box-shadow: none;
  border: 1px solid var(--color-border);
}
form input, form textarea {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 0.8rem;
  border-radius: 0;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  color: var(--color-text);
  transition: border var(--transition), background var(--transition);
}
form input:focus, form textarea:focus {
  border-color: var(--color-primary);
  background: var(--color-bg);
  outline: none;
}
form button[type="submit"] {
  background: var(--color-bg);
  color: var(--color-primary);
  font-weight: 600;
  border: 1px solid var(--color-border);
  padding: 0.9rem 1.8rem;
  border-radius: 0;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  box-shadow: none;
  font-family: var(--font-sans);
}
form button[type="submit"]:hover {
  background: var(--color-primary);
  color: var(--color-bg);
}
#form-status {
  display: block;
  font-size: 0.97rem;
  color: var(--color-accent);
  margin-top: 0.5rem;
  min-height: 1.2em;
}
footer {
  background: var(--color-bg-alt);
  color: var(--color-muted);
  text-align: center;
  padding: 2rem 0 1.4rem;
  font-size: 1rem;
  border-top: 1px solid var(--color-border);
  margin-top: 2.5rem;
  font-family: var(--font-sans);
}
.footer-link {
  color: var(--color-primary);
  text-decoration: none;
  margin-left: 1.5rem;
  font-weight: 500;
  transition: color var(--transition);
  font-family: var(--font-sans);
}
.footer-link:hover {
  color: var(--color-accent);
}

/* Responsive Design */
@media (max-width: 1200px) {
  .cards {
    gap: 1.2rem;
  }
}
@media (max-width: 900px) {
  .section, .hero {
    padding: 2rem 1rem;
    max-width: 99vw;
  }
  .cards {
    flex-direction: column;
    gap: 1rem;
  }
}
@media (max-width: 600px) {
  .navbar-logo {
    font-size: 1.4rem;
  }
  .hero h1 {
    font-size: 2.3rem;
  }
  .section h2 {
    font-size: 1.4rem;
  }
  .card h3 {
    font-size: 1.2rem;
  }
}

/* Contact Flex Styles */
.contact-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2em;
}

.contact-flex p {
  margin: 0;
}

.contact-flex .cta-btn {
  white-space: nowrap;
}