/* ==========================================================================
   Agentic Holdings LLC - Institutional Style Sheet
   Architecture: Minimalist, High-Contrast, Typography-First (No Frameworks)
   ========================================================================== */

:root {
  --color-bg: #ffffff;
  --color-text-primary: #111111;
  --color-text-secondary: #666666;
  --color-text-muted: #888888;
  --color-border: #e5e5e5;
  --color-border-hover: #111111;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1140px;
  --spacing-sm: 16px;
  --spacing-md: 32px;
  --spacing-lg: 64px;
  --spacing-xl: 96px;
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4 {
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.75rem; }
h2 { font-size: 1.75rem; color: var(--color-text-primary); }
h3 { font-size: 1.25rem; }

p {
  color: var(--color-text-secondary);
  font-size: 1.05rem;
  margin-bottom: var(--spacing-md);
}

a {
  color: var(--color-text-primary);
  text-decoration: none;
  transition: opacity 0.15s ease;
}

a:hover {
  opacity: 0.7;
}

/* Layout Framework */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Header & Navigation */
.site-header {
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  z-index: 1000;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo-link {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 32px;
  width: auto;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-text-primary);
  opacity: 1;
}

.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

/* Structural Components */
.section {
  padding: var(--spacing-xl) 0;
}

.section-alt {
  padding: var(--spacing-xl) 0;
  border-top: 1px solid var(--color-border);
}

/* Hero Section */
.hero-block {
  max-width: 760px;
  padding: var(--spacing-xl) 0 var(--spacing-lg) 0;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 1.25rem;
  line-height: 1.5;
  margin-bottom: 40px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 4px;
  transition: all 0.15s ease;
}

.btn-primary {
  background-color: var(--color-text-primary);
  color: var(--color-bg);
  border: 1px solid var(--color-text-primary);
}

.btn-primary:hover {
  background-color: #333333;
  border-color: #333333;
  opacity: 1;
}

/* Grid Framework */
.grid-2x3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.focus-card {
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background-color: var(--color-bg);
}

.focus-card h3 {
  margin-bottom: 12px;
}

.focus-card p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* Forms */
.form-container {
  max-width: 540px;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  color: var(--color-text-primary);
}

.form-input, .form-textarea {
  width: 100%;
  padding: 12px;
  font-family: var(--font-sans);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  outline: none;
  transition: border-color 0.15s ease;
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--color-border-hover);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* Legal Documents text layout */
.legal-content {
  max-width: 800px;
}

.legal-content h2 {
  font-size: 1.5rem;
  margin: var(--spacing-md) 0 var(--spacing-sm) 0;
}

.legal-content p, .legal-content ul {
  margin-bottom: var(--spacing-sm);
  font-size: 0.95rem;
}

.legal-content ul {
  padding-left: 20px;
  color: var(--color-text-secondary);
}

/* Footer Architecture */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-lg) 0;
  background-color: var(--color-bg);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-meta p {
  margin-bottom: 4px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.footer-nav {
  display: flex;
  gap: var(--spacing-md);
}

.footer-link {
  color: var(--color-text-secondary);
}

/* Responsive Overrides */
@media (max-width: 900px) {
  .grid-2x3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  h1 { font-size: 2.5rem; }
  .hero-title { font-size: 2.75rem; }
  
  .mobile-nav-toggle {
    display: block;
  }
  
  .nav-menu {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--spacing-md);
    gap: 20px;
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .footer-container {
    flex-direction: column;
    gap: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .grid-2x3 {
    grid-template-columns: 1fr;
  }
  .hero-block {
    padding: var(--spacing-lg) 0;
  }
}