/* ==========================================================================
   Obfusgate Inc — DVBE | Veteran-Led AI Infrastructure
   Dark Theme · Professional · Military Precision
   ========================================================================== */

:root {
  /* Palette */
  --bg-primary:    #0a0e14;
  --bg-secondary:  #11161e;
  --bg-tertiary:   #161c26;
  --bg-card:       #1a202c;
  --border:        #252d3a;
  --border-light:  #333d4f;

  --text-primary:  #e2e8f0;
  --text-secondary:#94a3b8;
  --text-muted:    #64748b;

  --accent:        #3b82f6;   /* Government blue */
  --accent-bright: #60a5fa;
  --accent-dim:    #1d4ed8;
  --accent-glow:   rgba(59,130,246,0.15);

  --gold:          #f59e0b;   /* DVBE / veteran gold */
  --gold-bright:   #fbbf24;
  --gold-dim:      #b45309;

  --red:           #ef4444;
  --green:         #22c55e;
  --green-dim:     #166534;

  --success:       #22c55e;
  --warning:       #f59e0b;
  --danger:        #ef4444;

  /* Typography */
  --font-mono:     'SF Mono', 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  --font-sans:     'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

  /* Spacing */
  --max-width:     1100px;
  --nav-height:    64px;

  /* Radii */
  --radius-sm:     4px;
  --radius-md:     8px;
  --radius-lg:     12px;

  /* Transitions */
  --transition:    200ms ease;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

::selection {
  background: var(--accent);
  color: #fff;
}

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

a:hover {
  color: var(--accent);
  text-decoration: underline;
}

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

/* ==========================================================================
   Navigation
   ========================================================================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(10,14,20,0.85);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

.nav-logo:hover {
  text-decoration: none;
  color: var(--text-primary);
}

.nav-logo-icon {
  width: 32px;
  height: 32px;
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.3px;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 1px;
}

.nav-links a:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.nav-dvbe-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, #1a1a0a, #2a2000);
  border: 1px solid var(--gold-dim);
  color: var(--gold-bright);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.nav-dvbe-badge .star {
  font-size: 14px;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text-primary);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 5px 0;
  border-radius: 1px;
  transition: var(--transition);
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(10,14,20,0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
    border-bottom: 1px solid var(--border);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-toggle {
    display: block;
  }
}

/* ==========================================================================
   Sections (Shared)
   ========================================================================== */

.section {
  padding: 100px 24px;
}

.section-alt {
  background: var(--bg-secondary);
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent-bright);
  margin-bottom: 16px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.6;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245,158,11,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.hero-overline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-bright);
  margin-bottom: 24px;
}

.hero-overline::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
}

.hero-title {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 900;
  letter-spacing: -1.5px;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.hero-title-accent {
  color: var(--accent-bright);
}

.hero-subtitle {
  font-size: clamp(18px, 2.5vw, 24px);
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 32px;
  line-height: 1.5;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  background: var(--bg-card);
  color: var(--text-secondary);
}

.badge-dvbe {
  border-color: var(--gold-dim);
  background: linear-gradient(135deg, rgba(245,158,11,0.08), rgba(245,158,11,0.02));
  color: var(--gold-bright);
}

.badge-vet {
  border-color: #1e3a5f;
  background: rgba(59,130,246,0.08);
  color: var(--accent-bright);
}

.badge .icon {
  font-size: 16px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  font-family: var(--font-sans);
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
}

.btn-primary:hover {
  background: var(--accent-dim);
  border-color: var(--accent-dim);
  color: #fff;
}

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

.btn-outline:hover {
  background: var(--bg-card);
  border-color: var(--text-muted);
  color: var(--text-primary);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold), var(--gold-dim));
  color: #0a0e14;
  border: none;
  font-weight: 700;
}

.btn-gold:hover {
  background: var(--gold-bright);
  color: #0a0e14;
}

/* ==========================================================================
   Services
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  font-size: 28px;
  margin-bottom: 16px;
  display: block;
}

.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.service-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   About
   ========================================================================== */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 48px;
}

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

.about-block h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.about-block p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-block .highlight {
  color: var(--accent-bright);
  font-weight: 600;
}

.about-tbis {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.about-tbis h3 {
  color: var(--accent-bright);
}

.about-tbis ul {
  list-style: none;
  margin-top: 16px;
}

.about-tbis li {
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  color: var(--text-secondary);
  font-size: 14px;
}

.about-tbis li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* ==========================================================================
   Portfolio
   ========================================================================== */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}

.portfolio-card:hover {
  border-color: var(--border-light);
}

.portfolio-metric {
  font-size: 36px;
  font-weight: 900;
  color: var(--accent-bright);
  margin-bottom: 4px;
  font-family: var(--font-mono);
}

.portfolio-label {
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.portfolio-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.portfolio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.portfolio-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 12px;
  background: var(--bg-tertiary);
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

/* ==========================================================================
   Mesh Status
   ========================================================================== */

.mesh-status {
  margin-top: 48px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.mesh-status h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.mesh-nodes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.mesh-node {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  font-size: 14px;
}

.mesh-node-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.mesh-node-dot.online {
  background: var(--green);
  box-shadow: 0 0 8px rgba(34,197,94,0.4);
}

.mesh-node-dot.offline {
  background: var(--text-muted);
}

.mesh-node-name {
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.mesh-node-role {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-footer {
  margin-top: 16px;
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-footer .live {
  color: var(--green);
  font-weight: 600;
}

/* ==========================================================================
   Contact
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 48px;
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-info h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.contact-info p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  font-size: 14px;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.contact-method:hover {
  border-color: var(--accent-dim);
  color: var(--text-primary);
  text-decoration: none;
}

.contact-method .cm-icon {
  font-size: 20px;
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.contact-form h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  transition: border-color var(--transition);
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
}

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

/* ==========================================================================
   DVBE Footer Banner
   ========================================================================== */

.dvbe-banner {
  background: linear-gradient(135deg, rgba(245,158,11,0.06), rgba(245,158,11,0.01));
  border-top: 1px solid var(--gold-dim);
  border-bottom: 1px solid var(--gold-dim);
  padding: 48px 24px;
  text-align: center;
}

.dvbe-banner-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.dvbe-banner-icon {
  font-size: 40px;
  margin-bottom: 12px;
}

.dvbe-banner h2 {
  font-size: 24px;
  font-weight: 800;
  color: var(--gold-bright);
  margin-bottom: 8px;
}

.dvbe-banner p {
  font-size: 14px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 16px;
}

.dvbe-banner .cert-details {
  display: inline-flex;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 48px 24px 24px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.footer-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer h4 {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-secondary);
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
}

.footer-ecosystem {
  display: flex;
  gap: 16px;
  align-items: center;
}

.footer-ecosystem a {
  font-size: 12px;
  color: var(--text-muted);
}

.footer-ecosystem a:hover {
  color: var(--text-primary);
}

/* ==========================================================================
   Utilities
   ========================================================================== */

.divider {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin: 0;
}

.text-accent {
  color: var(--accent-bright);
}

.text-gold {
  color: var(--gold-bright);
}

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

.mono {
  font-family: var(--font-mono);
}

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 600ms ease both;
}

/* ==========================================================================
   Scrollbar
   ========================================================================== */

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ==========================================================================
   Print
   ========================================================================== */

@media print {
  .nav, .footer, .hero-cta, .contact-form { display: none; }
  body { background: #fff; color: #000; }
  .section { padding: 40px 0; }
}