/* ============================================
   jdv-main.css — JDV Labs Main Styles
   JDV Labs | jdvlabs.tech
   Built: July 2026
   ============================================ */

/* ----------------------------------------
   CSS VARIABLES — JDV Labs Root
   ---------------------------------------- */
:root {
  /* JDV Labs Surfaces */
  --jdv-bg-primary:       #080E1C;
  --jdv-bg-secondary:     #0F1A2E;
  --jdv-bg-footer:        #040810;

  /* JDV Labs Accents */
  --jdv-accent:           #3B82F6;
  --jdv-accent-soft:      rgba(59, 130, 246, 0.15);
  --jdv-accent-30:        rgba(59, 130, 246, 0.30);

  /* BGE gold — used ONLY in BGE showcase section on JDV Labs homepage */
  --bge-gold:             #C89A2A;
  --bge-gold-30:          rgba(200, 154, 42, 0.30);

  /* JDV Labs Typography */
  --jdv-text-primary:     #F1F5F9;
  --jdv-text-secondary:   #94A3B8;
  --jdv-text-accent:      #3B82F6;

  /* CTA */
  --jdv-cta-bg:           #3B82F6;
  --jdv-cta-text:         #FFFFFF;
  --jdv-cta-hover:        #2563EB;

  /* Borders */
  --jdv-border:           rgba(255, 255, 255, 0.08);
  --jdv-border-accent:    rgba(59, 130, 246, 0.40);
  --radius-card:          8px;
  --radius-button:        6px;

  /* Spacing */
  --space-xs:    8px;
  --space-sm:   16px;
  --space-md:   32px;
  --space-lg:   64px;
  --space-xl:  120px;

  /* Layout */
  --max-width-content:  760px;
  --max-width-wide:    1200px;
  --max-width-form:     640px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--jdv-bg-primary);
  color: var(--jdv-text-secondary);
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

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

a {
  color: var(--jdv-accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--jdv-text-primary);
}

ul, ol {
  list-style: none;
}

/* ----------------------------------------
   TYPOGRAPHY
   ---------------------------------------- */
h1 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(40px, 6vw, 64px);
  color: var(--jdv-text-primary);
  line-height: 1.05;
}

h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: clamp(28px, 4vw, 44px);
  color: var(--jdv-text-primary);
  line-height: 1.15;
}

h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: clamp(20px, 2.5vw, 28px);
  color: var(--jdv-text-primary);
  line-height: 1.3;
}

h4 {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 18px;
  color: var(--jdv-text-primary);
  line-height: 1.4;
}

p {
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  font-size: 16px;
  color: var(--jdv-text-secondary);
  line-height: 1.7;
}

p.primary {
  color: var(--jdv-text-primary);
}

.label-caps {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--jdv-text-secondary);
}

.mono-number {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 400;
}

.accent-blue {
  color: var(--jdv-accent);
}

.accent-gold {
  color: var(--bge-gold);
}

/* ----------------------------------------
   LAYOUT UTILITIES
   ---------------------------------------- */
.container {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
}

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

.text-center {
  text-align: center;
}

/* ----------------------------------------
   HEADER / NAV — JDV Labs
   ---------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 14, 28, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--jdv-border);
  padding: var(--space-sm) 0;
}

.nav-container {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 20px;
  color: var(--jdv-text-primary);
  text-decoration: none;
  flex-shrink: 0;
}

/* Logo image in nav */
.nav-logo img {
  height: 120px !important;
  width: auto !important;
  display: block;
  flex-shrink: 0;
}

.nav-logo:hover {
  color: var(--jdv-accent);
}

.nav-logo-text {
  display: inline-block;
}

.nav-logo-sub {
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  font-size: 11px;
  color: var(--jdv-text-secondary);
  letter-spacing: 0.08em;
  display: block;
  line-height: 1;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--space-md);
  margin: 0;
  padding: 0;
  align-items: center;
}

.nav-links a {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 14px;
  color: var(--jdv-text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.nav-links a[aria-current="page"] {
  color: var(--jdv-text-primary);
  border-bottom: 1px solid var(--jdv-accent);
}

/* Products dropdown */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  background: none;
  border: none;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 14px;
  color: var(--jdv-text-secondary);
  padding: 0;
  transition: color 0.2s ease;
}

.nav-dropdown-toggle:hover {
  color: var(--jdv-text-primary);
}

.nav-dropdown-toggle svg {
  width: 12px;
  height: 12px;
  transition: transform 0.2s ease;
}

.nav-dropdown-toggle[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--jdv-bg-secondary);
  border: 1px solid var(--jdv-border);
  border-radius: var(--radius-card);
  padding: var(--space-xs);
  min-width: 180px;
  display: none;
  z-index: 200;
}

.nav-dropdown-menu.is-open {
  display: block;
}

.nav-dropdown-menu a {
  display: block;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--jdv-text-secondary);
  border-radius: 4px;
  transition: background 0.15s ease, color 0.15s ease;
}

.nav-dropdown-menu a:hover {
  background: rgba(59, 130, 246, 0.1);
  color: var(--jdv-text-primary);
}

.nav-dropdown-menu .badge-live {
  display: inline-block;
  font-size: 10px;
  font-weight: 500;
  color: #22c55e;
  background: rgba(34, 197, 94, 0.12);
  border-radius: 4px;
  padding: 1px 6px;
  margin-left: 6px;
  vertical-align: middle;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--jdv-text-primary);
  border-radius: 1px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Mobile menu */
.mobile-menu {
  background: var(--jdv-bg-secondary);
  padding: var(--space-md);
  border-top: 1px solid var(--jdv-border);
}

.mobile-menu ul {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-md) 0;
}

.mobile-menu li {
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--jdv-border);
}

.mobile-menu a {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  color: var(--jdv-text-primary);
  text-decoration: none;
  display: block;
  padding: 4px 0;
}

.mobile-cta {
  display: block;
  text-align: center;
  margin-top: var(--space-md);
}

/* ----------------------------------------
   FOOTER — JDV Labs
   ---------------------------------------- */
.site-footer {
  background: var(--jdv-bg-footer);
  border-top: 1px solid var(--jdv-border);
  padding: var(--space-lg) 0;
}

.footer-container {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--jdv-text-primary);
  text-decoration: none;
}

.footer-logo:hover {
  color: var(--jdv-accent);
}

.footer-tagline {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 15px;
  color: var(--jdv-text-primary);
  margin: 4px 0;
}

.footer-sub {
  font-size: 13px;
  color: var(--jdv-text-secondary);
  line-height: 1.5;
}

.footer-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer-nav a {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  color: var(--jdv-text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.footer-heading {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--jdv-text-secondary);
  margin-bottom: var(--space-sm);
}

.footer-copy {
  font-size: 12px;
  color: var(--jdv-text-secondary);
  margin-top: var(--space-xs);
  line-height: 1.5;
}

.footer-bottom {
  max-width: var(--max-width-wide);
  margin: var(--space-md) auto 0;
  padding: var(--space-md) var(--space-md) 0;
  border-top: 1px solid var(--jdv-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.footer-bottom p {
  font-size: 12px;
  color: var(--jdv-text-secondary);
}

/* ----------------------------------------
   PROOF BAR
   ---------------------------------------- */
.proof-bar {
  border-top: 1px solid var(--jdv-accent-30);
  border-bottom: 1px solid var(--jdv-accent-30);
  background: var(--jdv-bg-secondary);
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  overflow: hidden;
}

.proof-divider {
  color: var(--jdv-accent-30);
  font-weight: 300;
}

/* ----------------------------------------
   GRID BACKGROUND (Hero visual)
   ---------------------------------------- */
.grid-bg {
  position: relative;
}

.grid-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(59, 130, 246, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.grid-bg > * {
  position: relative;
  z-index: 1;
}

/* ----------------------------------------
   SECTION HEADINGS TREATMENT
   ---------------------------------------- */
.section-label {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--jdv-accent);
  display: block;
  margin-bottom: var(--space-sm);
}

.section-heading-rule {
  border-left: 4px solid var(--jdv-accent);
  padding-left: 20px;
}

.section-heading-rule.gold-rule {
  border-left-color: var(--bge-gold);
}

/* Gold horizontal rule */
.gold-rule-h {
  width: 60px;
  height: 2px;
  background: var(--bge-gold);
  margin: var(--space-sm) 0;
  display: block;
}

/* ----------------------------------------
   RESPONSIVE — MOBILE
   ---------------------------------------- */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-hamburger { display: flex; }

  .footer-container {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
  }

  .section {
    padding: var(--space-lg) 0;
  }
}