/* MJI Intelligent Systems Consulting — Shared Stylesheet */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300;9..144,400;9..144,500;9..144,600;9..144,700&family=Manrope:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  --bg:           #0A0E1A;
  --bg-elev:      #0F1422;
  --bg-panel:     #131A2C;
  --bg-card:      #1A2238;
  --line:         #1F2A44;
  --line-bright:  #2A3960;
  --ink:          #E7ECF5;
  --ink-mute:     #A3AEC7;
  --ink-dim:      #6F7B96;
  --cyan:         #00E5FF;
  --cyan-dim:     #00B4CC;
  --teal:         #14B8A6;
  --purple:       #7C5CFF;
  --warning:      #FFB547;
  --shadow-cyan:  0 0 24px rgba(0,229,255,0.15);
  --shadow-deep:  0 24px 60px rgba(0,0,0,0.5);
  --grad-cyan:    linear-gradient(135deg, #00E5FF 0%, #14B8A6 100%);
  --grad-bg:      radial-gradient(ellipse at top right, rgba(0,229,255,0.08), transparent 60%),
                  radial-gradient(ellipse at bottom left, rgba(124,92,255,0.06), transparent 50%);
}

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

html { scroll-behavior: smooth; }

body{
  font-family: 'Manrope', system-ui, -apple-system, sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  background-image: var(--grad-bg);
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Subtle grid texture overlay */
body::before{
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,229,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.025) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* Typography */
h1, h2, h3, h4{
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--ink);
}

h1{ font-size: clamp(2.8rem, 6vw, 5rem); font-weight: 400; }
h2{ font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 400; }
h3{ font-size: clamp(1.4rem, 2.4vw, 1.8rem); font-weight: 500; }
h4{ font-size: 1.15rem; font-weight: 600; font-family: 'Manrope', sans-serif; }

p{ color: var(--ink-mute); max-width: 65ch; }

a{ color: var(--cyan); text-decoration: none; }
a:hover{ color: var(--ink); }

.mono{
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  font-weight: 500;
}

.italic{ font-style: italic; }

/* Layout */
.container{
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

section{ padding: 6rem 0; position: relative; }
section.tight{ padding: 4rem 0; }

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1.5rem;
  font-weight: 500;
}
.eyebrow::before{
  content: '';
  width: 24px;
  height: 1px;
  background: var(--cyan);
}

.lead{
  font-size: 1.25rem;
  line-height: 1.55;
  color: var(--ink-mute);
  max-width: 60ch;
}

/* Navigation */
.nav{
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.nav-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 2rem;
  max-width: 1280px;
  margin: 0 auto;
}

.brand{
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}
.brand-mark{
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
}
.brand-mark svg{
  width: 100%;
  height: 100%;
  display: block;
}
.brand-text{ display: flex; flex-direction: column; line-height: 1.1; }
.brand-name{
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 1rem;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.brand-parent{
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-top: 2px;
}

.nav-links{
  display: flex;
  gap: 2rem;
  align-items: center;
  list-style: none;
}
.nav-links a{
  color: var(--ink-mute);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s;
  position: relative;
}
.nav-links a:hover{ color: var(--ink); }
.nav-links a.active{ color: var(--cyan); }
.nav-links a.active::after{
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--cyan);
}

.nav-cta{
  background: var(--cyan);
  color: var(--bg) !important;
  padding: 0.7rem 1.3rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.88rem;
  transition: all 0.2s;
}
.nav-cta:hover{
  background: var(--ink);
  transform: translateY(-1px);
  box-shadow: var(--shadow-cyan);
}

/* Buttons */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.6rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  font-family: inherit;
}
.btn-primary{
  background: var(--cyan);
  color: var(--bg);
}
.btn-primary:hover{
  background: var(--ink);
  transform: translateY(-2px);
  box-shadow: var(--shadow-cyan);
}
.btn-ghost{
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-bright);
}
.btn-ghost:hover{
  border-color: var(--cyan);
  color: var(--cyan);
}
.btn .arrow{
  transition: transform 0.2s;
  font-family: 'JetBrains Mono', monospace;
}
.btn:hover .arrow{ transform: translateX(4px); }

/* Cards */
.card{
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 2rem;
  position: relative;
  transition: all 0.25s;
}
.card:hover{
  border-color: var(--line-bright);
  transform: translateY(-2px);
}
.card.glow:hover{
  border-color: rgba(0,229,255,0.4);
  box-shadow: var(--shadow-cyan);
}
.card .card-num{
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--cyan);
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
}
.card h3{ margin-bottom: 0.85rem; }
.card p{ font-size: 0.95rem; color: var(--ink-mute); }

/* Grid */
.grid{ display: grid; gap: 1.5rem; }
.grid-2{ grid-template-columns: repeat(2, 1fr); }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-4{ grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px){
  .grid-2, .grid-3, .grid-4{ grid-template-columns: 1fr; }
}

/* Footer */
.footer{
  background: var(--bg-elev);
  border-top: 1px solid var(--line);
  padding: 4rem 0 2rem;
  margin-top: 4rem;
  position: relative;
  z-index: 1;
}
.footer-grid{
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
@media (max-width: 800px){
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}
.footer h4{
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1.2rem;
  font-weight: 500;
}
.footer ul{ list-style: none; }
.footer li{ margin-bottom: 0.65rem; }
.footer li a{
  color: var(--ink-mute);
  font-size: 0.92rem;
  text-decoration: none;
}
.footer li a:hover{ color: var(--ink); }
.footer-bottom{
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--ink-dim);
}

.footer-tag{
  font-family: 'Fraunces', serif;
  font-style: italic;
  color: var(--ink-mute);
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
  max-width: 36ch;
  line-height: 1.5;
}

/* Hero — used on every page */
.hero{
  padding: 6rem 0 5rem;
  position: relative;
  overflow: hidden;
}
.hero-page{ padding: 5rem 0 4rem; }
.hero h1 .accent{
  color: var(--cyan);
  font-style: italic;
  font-weight: 400;
}
.hero-meta{
  display: flex;
  gap: 2rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}
.hero-meta-item{
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.hero-meta-item .label{
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.hero-meta-item .value{
  font-family: 'Fraunces', serif;
  font-size: 1.05rem;
  color: var(--ink);
}

/* Section dividers */
.section-divider{
  border-top: 1px solid var(--line);
  position: relative;
}
.section-divider::before{
  content: '';
  position: absolute;
  top: -1px;
  left: 50%;
  width: 60px;
  height: 1px;
  background: var(--cyan);
  transform: translateX(-50%);
}

/* Stats / numeric callouts */
.stat{
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.stat-num{
  font-family: 'Fraunces', serif;
  font-size: clamp(2.5rem, 5vw, 3.6rem);
  font-weight: 300;
  color: var(--cyan);
  line-height: 1;
}
.stat-label{
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* Highlight panel */
.panel{
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 3rem;
  position: relative;
  overflow: hidden;
}
.panel.gradient::before{
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top right, rgba(0,229,255,0.08), transparent 60%);
  pointer-events: none;
}
.panel > *{ position: relative; z-index: 1; }

/* Tag */
.tag{
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--line-bright);
  border-radius: 100px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.tag .dot{
  width: 6px;
  height: 6px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--cyan);
}

/* List with line markers */
.dot-list{ list-style: none; }
.dot-list li{
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.65rem;
  color: var(--ink-mute);
  line-height: 1.55;
}
.dot-list li::before{
  content: '';
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px rgba(0,229,255,0.6);
}

/* Reveal animation on load */
@keyframes rise {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.rise{
  opacity: 0;
  animation: rise 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.rise-1{ animation-delay: 0.05s; }
.rise-2{ animation-delay: 0.15s; }
.rise-3{ animation-delay: 0.25s; }
.rise-4{ animation-delay: 0.35s; }
.rise-5{ animation-delay: 0.45s; }
.rise-6{ animation-delay: 0.55s; }

/* Hero decorative circuit lines */
.circuit-decor{
  position: absolute;
  pointer-events: none;
  opacity: 0.4;
}
.circuit-decor svg{ display: block; }

/* ============================================
   Mobile hamburger menu (CSS-only)
============================================ */
.nav-toggle{ display: none; }
.nav-burger{
  display: none;
  width: 44px;
  height: 44px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-bright);
  border-radius: 8px;
  background: transparent;
  flex-shrink: 0;
  transition: border-color 0.2s;
}
.nav-burger:hover{ border-color: var(--cyan); }
.nav-burger span{
  position: relative;
  width: 18px;
  height: 2px;
  background: var(--ink);
  transition: all 0.25s;
  display: block;
}
.nav-burger span::before,
.nav-burger span::after{
  content: '';
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--ink);
  transition: all 0.25s;
}
.nav-burger span::before{ top: -6px; }
.nav-burger span::after{ top: 6px; }

/* When the hidden checkbox is checked, transform the bars into an X */
.nav-toggle:checked ~ .nav-inner .nav-burger span{ background: transparent; }
.nav-toggle:checked ~ .nav-inner .nav-burger span::before{ transform: rotate(45deg); top: 0; }
.nav-toggle:checked ~ .nav-inner .nav-burger span::after{ transform: rotate(-45deg); top: 0; }

/* Responsive nav */
@media (max-width: 860px){
  .nav-burger{ display: flex; }
  .nav-links{
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--bg-elev);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 1.25rem 1.5rem;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    box-shadow: 0 12px 24px rgba(0,0,0,0.4);
  }
  .nav-toggle:checked ~ .nav-inner .nav-links{
    max-height: 600px;
    padding: 0.5rem 1.25rem 1.5rem;
  }
  .nav-links li{
    border-bottom: 1px solid var(--line);
  }
  .nav-links li:last-child{ border-bottom: none; padding-top: 0.75rem; }
  .nav-links a{
    display: block;
    padding: 1rem 0;
    font-size: 1rem;
  }
  .nav-links a.active::after{ display: none; }
  .nav-links .nav-cta{
    display: inline-block;
    width: 100%;
    text-align: center;
    padding: 0.85rem 1.3rem;
  }
  .nav-inner{ padding: 1rem 1.25rem; }
  .container{ padding: 0 1.25rem; }
  section{ padding: 4rem 0; }
  .brand-name{ font-size: 0.92rem; }
  .brand-parent{ font-size: 0.6rem; }
}

/* Make the nav itself a positioning context for the dropdown */
.nav{ position: relative; }
.nav-toggle:checked ~ .nav-inner{ background: var(--bg-elev); }

/* Selection */
::selection{ background: var(--cyan); color: var(--bg); }