/* ============================================================
   LEUMAS IT NEXUS — design tokens
   Palette:
     --ink     #0A0F1C  page background (systems-console navy-black)
     --panel   #111A2B  card / panel surface
     --panel-2 #0D1420  recessed surface (inputs, code blocks)
     --line    #223049  hairline borders / grid
     --text    #E7ECF5  primary text
     --muted   #8FA0BA  secondary text
     --signal  #45D9C0  teal — Services / Security arm accent
     --beacon  #F2A93B  amber — Academy arm accent
   Type:
     display: 'Space Grotesk'  (headlines — geometric, technical)
     body:    'Inter'          (body copy)
     mono:    'IBM Plex Mono'  (tags, labels, status readouts, nav eyebrow)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --ink:#0A0F1C;
  --panel:#111A2B;
  --panel-2:#0D1420;
  --line:#223049;
  --line-soft: rgba(34,48,73,.55);
  --text:#E7ECF5;
  --muted:#8FA0BA;
  --signal:#45D9C0;
  --signal-dim: rgba(69,217,192,.14);
  --beacon:#F2A93B;
  --beacon-dim: rgba(242,169,59,.14);
  --radius: 3px;
  --maxw: 1180px;
  --font-display:'Space Grotesk', system-ui, sans-serif;
  --font-body:'Inter', system-ui, sans-serif;
  --font-mono:'IBM Plex Mono', ui-monospace, monospace;
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important;}
}

body{
  background:
    linear-gradient(var(--ink), var(--ink)),
    repeating-linear-gradient(0deg, var(--line-soft) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(90deg, var(--line-soft) 0 1px, transparent 1px 88px);
  background-color:var(--ink);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

a{color:inherit; text-decoration:none;}
img,svg{display:block; max-width:100%;}
ul{list-style:none;}

.wrap{max-width:var(--maxw); margin:0 auto; padding:0 28px;}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:600;
  line-height:1.12;
  letter-spacing:-0.01em;
}

.eyebrow{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--signal);
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.eyebrow::before{
  content:'';
  width:6px; height:6px;
  background:var(--signal);
  border-radius:50%;
  box-shadow:0 0 0 3px var(--signal-dim);
}
.eyebrow.beacon{color:var(--beacon);}
.eyebrow.beacon::before{background:var(--beacon); box-shadow:0 0 0 3px var(--beacon-dim);}

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

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:2px solid var(--signal);
  outline-offset:3px;
}

/* skip link — hidden until keyboard-focused */
.skip-link{
  position:absolute; top:-48px; left:12px; z-index:100;
  background:var(--signal); color:var(--ink); font-family:var(--font-mono);
  font-size:.82rem; font-weight:600; padding:10px 16px; border-radius:4px;
  transition:top .15s ease;
}
.skip-link:focus{top:12px;}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(10,15,28,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 0;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-family:var(--font-display);
  font-weight:700;
  font-size:1.05rem;
  letter-spacing:-.01em;
}
.brand .mark{
  width:30px; height:30px;
  border:1px solid var(--line);
  border-radius:6px;
  display:block;
  background:var(--panel);
  object-fit:cover;
  flex-shrink:0;
}
.brand .mark[src=""], .brand .mark:not([src]){
  /* graceful fallback box if the logo file hasn't been added yet */
  background:var(--panel);
}
.brand small{
  display:block;
  font-family:var(--font-mono);
  font-weight:400;
  font-size:.62rem;
  letter-spacing:.1em;
  color:var(--muted);
  text-transform:uppercase;
}

.nav-links{
  display:flex; align-items:center; gap:34px;
}
.nav-links a{
  font-size:.88rem; font-weight:500; color:var(--muted);
  position:relative; padding:4px 0;
  transition:color .15s ease;
}
.nav-links a:hover, .nav-links a.active{color:var(--text);}
.nav-links a.active::after{
  content:'';
  position:absolute; left:0; right:0; bottom:-6px;
  height:2px; background:var(--signal);
}
.nav-cta{
  font-family:var(--font-mono);
  font-size:.78rem;
  border:1px solid var(--signal);
  color:var(--signal) !important;
  padding:9px 16px;
  border-radius:var(--radius);
  transition:background .15s ease, color .15s ease;
}
.nav-cta:hover{background:var(--signal); color:var(--ink) !important;}

.nav-toggle{
  display:none;
  background:none; border:1px solid var(--line); border-radius:4px;
  width:38px; height:34px; color:var(--text); cursor:pointer;
  flex-direction:column; align-items:center; justify-content:center; gap:4px;
}
.nav-toggle span{width:16px; height:1.5px; background:var(--text); display:block; transition:transform .2s ease, opacity .2s ease;}
.nav-toggle.active span:nth-child(1){transform:translateY(5.5px) rotate(45deg);}
.nav-toggle.active span:nth-child(2){opacity:0;}
.nav-toggle.active span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-mono);
  font-size:.82rem;
  padding:13px 22px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  transition:border-color .15s ease, background .15s ease, transform .15s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--signal); border-color:var(--signal); color:var(--ink); font-weight:600;}
.btn-primary:hover{transform:translateY(-1px); box-shadow:0 6px 22px -6px var(--signal-dim);}
.btn-ghost{color:var(--text); border-color:var(--line);}
.btn-ghost:hover{border-color:var(--signal); color:var(--signal);}
.btn-beacon{background:var(--beacon); border-color:var(--beacon); color:#241704; font-weight:600;}
.btn-beacon:hover{transform:translateY(-1px); box-shadow:0 6px 22px -6px var(--beacon-dim);}
.btn-ghost-beacon{color:var(--text); border-color:var(--line);}
.btn-ghost-beacon:hover{border-color:var(--beacon); color:var(--beacon);}

/* ---------- section shell ---------- */
section{padding:96px 0;}
.section-head{
  max-width:640px; margin-bottom:52px;
}
.section-head h2{font-size:clamp(1.7rem,3vw,2.4rem); margin-top:14px;}
.section-head p{margin-top:16px; color:var(--muted); font-size:1.02rem;}
.section-tight .section-head{margin-bottom:36px;}

.divider{height:1px; background:var(--line); border:none;}

/* ---------- hero ---------- */
.hero{
  padding:76px 0 90px;
  position:relative;
  overflow:hidden;
}
.hero-grid{
  display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center;
}
.hero h1{
  font-size:clamp(2.3rem, 4.6vw, 3.6rem);
  margin-top:18px;
}
.hero h1 .accent{color:var(--signal);}
.hero h1 .accent.beacon{color:var(--beacon);}
.hero p.lede{
  margin-top:20px; font-size:1.08rem; color:var(--muted); max-width:52ch;
}
.hero-actions{display:flex; gap:14px; margin-top:34px; flex-wrap:wrap;}

.status-row{
  display:flex; gap:26px; margin-top:52px; flex-wrap:wrap;
}
.status-item{font-family:var(--font-mono); font-size:.76rem; color:var(--muted);}
.status-item b{display:block; font-family:var(--font-display); font-size:1.5rem; color:var(--text); font-weight:600;}

/* ---------- schematic (signature element) ---------- */
.schematic{
  position:relative;
  border:1px solid var(--line);
  border-radius:8px;
  background:var(--panel);
  padding:20px;
}
.schematic-head{
  display:flex; justify-content:space-between; align-items:center;
  font-family:var(--font-mono); font-size:.68rem; color:var(--muted);
  margin-bottom:14px; letter-spacing:.06em;
}
.schematic-head .dots{display:flex; gap:6px;}
.schematic-head .dots span{width:7px; height:7px; border-radius:50%; background:var(--line);}
.schematic svg{width:100%; height:auto;}

.node-pulse{
  stroke-dasharray:6 10;
  animation:dash 2.4s linear infinite;
}
@keyframes dash{ to { stroke-dashoffset:-160; } }
.node-dot{ animation:blip 2.6s ease-in-out infinite; transform-origin:center; }
@keyframes blip{ 0%,100%{opacity:.55; transform:scale(1);} 50%{opacity:1; transform:scale(1.25);} }

/* ---------- two-arm intro cards ---------- */
.arms{display:grid; grid-template-columns:1fr 1fr; gap:24px;}
.arm-card{
  border:1px solid var(--line); border-radius:8px; padding:32px;
  background:var(--panel);
  display:flex; flex-direction:column; gap:16px;
  transition:border-color .2s ease, transform .2s ease;
}
.arm-card:hover{transform:translateY(-3px);}
.arm-card.services:hover{border-color:var(--signal);}
.arm-card.academy:hover{border-color:var(--beacon);}
.arm-card h3{font-size:1.4rem;}
.arm-card .tag-list{display:flex; flex-wrap:wrap; gap:8px; margin-top:6px;}
.tag{
  font-family:var(--font-mono); font-size:.7rem; color:var(--muted);
  border:1px solid var(--line); padding:5px 10px; border-radius:20px;
}

/* ---------- grid cards (services / programs) ---------- */
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:22px;}
.grid-2{display:grid; grid-template-columns:repeat(2,1fr); gap:22px;}

.card{
  border:1px solid var(--line); border-radius:8px; background:var(--panel);
  padding:26px; position:relative;
  transition:border-color .18s ease, transform .18s ease;
}
.card:hover{transform:translateY(-2px);}
.card .card-id{
  font-family:var(--font-mono); font-size:.68rem; color:var(--muted);
  display:flex; justify-content:space-between; margin-bottom:16px;
}
.card h3{font-size:1.12rem; margin-bottom:10px; font-family:var(--font-display); font-weight:600;}
.card p{color:var(--muted); font-size:.92rem;}
.card.security:hover, .card.infrastructure:hover{border-color:var(--signal);}
.card.software:hover, .card.managed:hover{border-color:var(--signal);}
.card.track:hover{border-color:var(--beacon);}

.cat-pill{
  font-family:var(--font-mono); font-size:.64rem; letter-spacing:.08em;
  padding:4px 9px; border-radius:3px; text-transform:uppercase;
}
.cat-security{background:var(--signal-dim); color:var(--signal);}
.cat-infrastructure{background:rgba(143,160,186,.14); color:var(--muted);}
.cat-software{background:var(--signal-dim); color:var(--signal);}
.cat-managed{background:rgba(143,160,186,.14); color:var(--muted);}

.category-block{margin-bottom:56px;}
.category-block:last-child{margin-bottom:0;}
.category-block .cat-head{
  display:flex; align-items:baseline; gap:14px; margin-bottom:22px;
  border-bottom:1px solid var(--line); padding-bottom:14px;
}
.category-block .cat-head h3{font-family:var(--font-mono); font-size:.82rem; letter-spacing:.1em; text-transform:uppercase; color:var(--text); font-weight:600;}
.category-block .cat-head span{font-size:.8rem; color:var(--muted);}

/* ---------- managed plan banner ---------- */
.plan-banner{
  border:1px solid var(--line); border-radius:8px;
  background:linear-gradient(135deg, var(--panel), var(--panel-2));
  padding:40px; display:flex; justify-content:space-between; align-items:center; gap:32px; flex-wrap:wrap;
}
.plan-banner h3{font-size:1.3rem; margin-bottom:8px;}
.plan-banner p{color:var(--muted); max-width:52ch;}

/* ---------- academy tracks ---------- */
.track-card{
  border:1px solid var(--line); border-radius:8px; background:var(--panel); padding:24px;
  display:flex; flex-direction:column; gap:10px;
}
.track-card:hover{border-color:var(--beacon);}
.track-card .track-index{font-family:var(--font-mono); color:var(--beacon); font-size:.72rem; letter-spacing:.08em;}
.track-card h3{font-size:1.08rem;}
.track-card p{color:var(--muted); font-size:.88rem;}

/* ---------- format strip ---------- */
.format-strip{display:grid; grid-template-columns:repeat(5,1fr); gap:16px;}
.format-item{
  border:1px dashed var(--line); border-radius:8px; padding:20px 16px; text-align:center;
}
.format-item .glyph{
  font-family:var(--font-mono); font-size:.7rem; color:var(--beacon); margin-bottom:10px; letter-spacing:.08em;
}
.format-item h4{font-size:.95rem; margin-bottom:6px;}
.format-item p{font-size:.8rem; color:var(--muted);}

/* ---------- process / steps ---------- */
.steps{display:grid; grid-template-columns:repeat(4,1fr); gap:0; border:1px solid var(--line); border-radius:8px; overflow:hidden;}
.step{padding:28px 24px; border-right:1px solid var(--line);}
.step:last-child{border-right:none;}
.step .step-tag{font-family:var(--font-mono); font-size:.68rem; color:var(--signal); margin-bottom:10px;}
.step h4{font-size:1rem; margin-bottom:8px;}
.step p{font-size:.85rem; color:var(--muted);}

/* ---------- testimonial / trust strip ---------- */
.trust-strip{
  display:flex; justify-content:space-between; gap:24px; flex-wrap:wrap;
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  padding:28px 0;
}
.trust-item{font-family:var(--font-mono); font-size:.72rem; color:var(--muted); letter-spacing:.05em; text-transform:uppercase;}

/* ---------- CTA band ---------- */
.cta-band{
  border:1px solid var(--line); border-radius:10px;
  background:radial-gradient(circle at 15% 20%, var(--signal-dim), transparent 45%),
             radial-gradient(circle at 85% 80%, var(--beacon-dim), transparent 45%),
             var(--panel);
  padding:56px; text-align:center;
}
.cta-band h2{font-size:clamp(1.6rem,3vw,2.1rem); margin-bottom:14px;}
.cta-band p{color:var(--muted); max-width:52ch; margin:0 auto 30px;}
.cta-actions{display:flex; justify-content:center; gap:14px; flex-wrap:wrap;}

/* ---------- contact ---------- */
.contact-grid{display:grid; grid-template-columns:1fr 1fr; gap:48px;}
.contact-info .item{margin-bottom:26px;}
.contact-info .item .label{font-family:var(--font-mono); font-size:.68rem; color:var(--muted); letter-spacing:.1em; text-transform:uppercase; margin-bottom:6px;}
.contact-info .item .val{font-size:1.05rem;}
.contact-info .item .val a:hover{color:var(--signal);}

form.contact-form{display:flex; flex-direction:column; gap:16px;}
.field label{display:block; font-family:var(--font-mono); font-size:.7rem; color:var(--muted); letter-spacing:.06em; text-transform:uppercase; margin-bottom:8px;}
.field input, .field select, .field textarea{
  width:100%; background:var(--panel-2); border:1px solid var(--line); border-radius:5px;
  padding:12px 14px; color:var(--text); font-family:var(--font-body); font-size:.95rem;
}
.field textarea{min-height:120px; resize:vertical;}
.field input:focus, .field select:focus, .field textarea:focus{border-color:var(--signal);}
.row-2{display:grid; grid-template-columns:1fr 1fr; gap:16px;}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line); padding:52px 0 34px; margin-top:40px;}
.footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:36px; margin-bottom:40px;}
.footer-grid h5{font-family:var(--font-mono); font-size:.7rem; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin-bottom:16px;}
.footer-grid li{margin-bottom:10px; font-size:.88rem;}
.footer-grid li a:hover{color:var(--signal);}
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px;
  font-family:var(--font-mono); font-size:.72rem; color:var(--muted);
  border-top:1px solid var(--line); padding-top:24px;
}

/* ---------- page hero (inner pages) ---------- */
.page-hero{padding:64px 0 20px;}
.page-hero .eyebrow{margin-bottom:16px;}
.page-hero h1{font-size:clamp(2rem,3.6vw,2.8rem);}
.page-hero p{margin-top:16px; color:var(--muted); max-width:60ch; font-size:1.02rem;}

/* ---------- reveal-on-scroll ---------- */
.reveal{opacity:0; transform:translateY(16px); transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1; transform:translateY(0);}

/* ---------- responsive ---------- */
@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr; gap:40px;}
  .arms{grid-template-columns:1fr;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .format-strip{grid-template-columns:repeat(3,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step{border-right:none; border-bottom:1px solid var(--line);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .contact-grid{grid-template-columns:1fr;}
}
@media (max-width: 720px){
  .nav-links{position:fixed; top:67px; left:0; right:0; bottom:0; background:var(--ink);
    flex-direction:column; align-items:flex-start; padding:28px; gap:22px;
    transform:translateX(100%); transition:transform .25s ease; overflow-y:auto;}
  .nav-links.open{transform:translateX(0);}
  .nav-toggle{display:flex;}
  .grid-3, .grid-2{grid-template-columns:1fr;}
  .format-strip{grid-template-columns:1fr 1fr;}
  .steps{grid-template-columns:1fr;}
  .step{border-bottom:1px solid var(--line);}
  .footer-grid{grid-template-columns:1fr;}
  .plan-banner{flex-direction:column; align-items:flex-start;}
  .row-2{grid-template-columns:1fr;}
}