/* Vector Labs – Adversary-Informed AI Security */
/* Dark theme aligned with logo: black, blue, white, grey */

:root {
  --bg: #0a0a0b;
  --bg-elevated: #121214;
  --text: #e8e8ea;
  --text-muted: #9ca3af;
  --accent: #3b82f6;
  --accent-deep: #1d4ed8;
  --border: #27272a;
  --max-width: 720px;
  --spacing: 1.5rem;
  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 11, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav {
  max-width: 960px;
  margin: 0 auto;
  padding: 0.4rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-logo img {
  height: 112px;
  width: auto;
}

.nav-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.nav-links a:hover {
  color: var(--text);
}

/* Hero */
.hero {
  text-align: center;
  padding: 2rem 1.5rem 3rem;
  max-width: 640px;
  margin: 0 auto;
}

.hero-logo {
  margin: 0 auto 1.25rem;
  height: 192px;
  width: auto;
}

.hero-title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 600;
  color: var(--text);
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.hero-tagline {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin: 0 0 1.5rem;
  line-height: 1.65;
}

.hero-measure {
  font-size: 0.95rem;
  color: var(--text);
  margin: 1rem 0 0.5rem;
}

.hero-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.25rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.hero-list li::before {
  content: "· ";
  color: var(--accent);
}

.hero-cta {
  margin: 0 0 1.5rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.btn {
  display: inline-block;
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 6px;
  transition: background 0.15s, color 0.15s;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
}

.btn-primary:hover {
  background: var(--accent-deep);
  text-decoration: none;
}

/* Sections */
.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem;
  border-top: 1px solid var(--border);
}

.section h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 1.25rem;
  color: var(--text);
  letter-spacing: -0.02em;
}

.section p {
  margin: 0 0 0.75rem;
  color: var(--text-muted);
}

.section ul {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  color: var(--text-muted);
}

.section li {
  margin-bottom: 0.35rem;
}

.mission {
  margin-top: 1rem !important;
  color: var(--text) !important;
}

/* Philosophy */
.philosophy-compare {
  margin: 1.25rem 0;
  padding: 1rem 1.25rem;
  background: var(--bg-elevated);
  border-radius: 8px;
  border-left: 3px solid var(--accent);
}

.philosophy-compare .traditional {
  margin: 0 0 0.5rem;
  color: var(--text-muted);
}

.philosophy-compare .vector {
  margin: 0;
  color: var(--text);
}

.philosophy-list {
  list-style: none;
  padding-left: 0;
}

.philosophy-list li::before {
  content: "✓ ";
  color: var(--accent);
  font-weight: 600;
}

/* Products */
.section.products {
  max-width: 960px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.product-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
}

.product-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 0.25rem;
  color: var(--text);
}

.product-subtitle {
  font-size: 0.85rem;
  color: var(--accent);
  margin: 0 0 0.75rem !important;
}

.product-card p {
  font-size: 0.9rem;
  margin-bottom: 0.6rem;
}

.product-card p:last-child {
  margin-bottom: 0;
}

/* Who we serve */
.serve-list {
  list-style: none;
  padding-left: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.5rem;
}

.serve-list li::before {
  content: "· ";
  color: var(--accent);
}

.different {
  margin-top: 1.5rem !important;
  color: var(--text) !important;
  font-size: 0.95rem;
}

/* Footer */
.footer {
  margin-top: 2rem;
  padding: 2.5rem 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  background: var(--bg-elevated);
}

.footer-brand img {
  height: 44px;
  width: auto;
  margin: 0 auto 0.35rem;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0 0 1rem !important;
}

.footer-contact {
  font-size: 0.9rem;
  margin: 0 0 0.75rem !important;
}

.footer-contact a {
  color: var(--text-muted);
}

.footer-contact a:hover {
  color: var(--accent);
}

.footer-legal {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0 !important;
  max-width: 480px;
  margin-left: auto !important;
  margin-right: auto !important;
}

/* Responsive */
@media (max-width: 640px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding: 1.5rem 1rem 2.5rem;
  }

  .section {
    padding: 2rem 1rem;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }
}