/* IMAGO VRC INITIATIVE — SITE STYLESHEET
   Design system: "Title Block" — grounded in architectural / trade
   drawing conventions (blueprint ink, spec-sheet rules, corner
   registration marks) rather than generic startup styling. */

:root{
  --paper: #F1EEE6;
  --panel: #FFFFFF;
  --ink: #16202B;
  --blueprint: #1B3A5C;
  --blueprint-dark: #122A44;
  --line: #B9C4CC;
  --line-strong: #7C97A8;
  --steel: #4B5A66;
  --signal: #D6511E;
  --signal-dark: #B84317;
  --radius: 2px;
  --max: 1080px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Source Sans 3', -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 44px 44px;
  background-position: -1px -1px;
  background-attachment: fixed;
}

.section:nth-of-type(even){
  background: var(--panel);
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  padding-left: calc(50vw - 50%);
  padding-right: calc(50vw - 50%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

h1,h2,h3{
  font-family: 'Big Shoulders Display', sans-serif;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  color: var(--blueprint);
  margin: 0 0 0.4em 0;
  line-height: 1.02;
}

h1{ font-size: clamp(2.6rem, 6vw, 4.6rem); }
h2{ font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3{ font-size: 1.25rem; letter-spacing: 0.03em; }

p{ margin: 0 0 1.1em 0; }
a{ color: var(--signal-dark); text-decoration-thickness: 1px; }
a:hover{ color: var(--signal); }

.mono{
  font-family: 'IBM Plex Mono', monospace;
  letter-spacing: 0.04em;
}

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

/* ---------- Skip link / focus ---------- */
.skip-link{
  position:absolute; left:-999px; top:auto;
  background:var(--blueprint); color:#fff; padding:10px 16px;
  z-index:100; font-family:'IBM Plex Mono',monospace; font-size:0.85rem;
}
.skip-link:focus{ left: 12px; top: 12px; }

:focus-visible{
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

/* ---------- Header / Nav ---------- */
header.site{
  background: var(--blueprint);
  border-bottom: 3px solid var(--signal);
}
.nav-inner{
  max-width: var(--max);
  margin: 0 auto;
  padding: 16px 28px;
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.brand{
  display:flex; align-items:center; gap:12px;
  text-decoration:none;
}
.brand img{ height: 40px; width:auto; display:block; }
.brand-text{
  font-family:'Big Shoulders Display', sans-serif;
  font-weight:800;
  color:#fff;
  font-size:1.25rem;
  letter-spacing:0.02em;
  line-height:1;
  text-transform:uppercase;
}
.brand-text span{
  display:block;
  font-family:'IBM Plex Mono', monospace;
  font-weight:400;
  text-transform:none;
  color: #B9C9D6;
  font-size: 0.62rem;
  letter-spacing:0.08em;
  margin-top:3px;
}
nav.links{ display:flex; gap: 22px; flex-wrap: wrap; }
nav.links a{
  color:#DCE6EC;
  text-decoration:none;
  font-family:'IBM Plex Mono', monospace;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}
nav.links a:hover, nav.links a[aria-current="page"]{
  color: #fff;
  border-bottom-color: var(--signal);
}

@media (max-width: 720px){
  .nav-inner{ padding: 12px 20px; gap: 10px; }
  nav.links{
    width: 100%;
    gap: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    flex-wrap: nowrap;
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 8px;
    scrollbar-width: none;
  }
  nav.links::-webkit-scrollbar{ display:none; }
  nav.links a{
    flex: 0 0 auto;
    padding: 6px 12px;
    margin-right: 4px;
    background: rgba(255,255,255,0.06);
    border-bottom: 2px solid transparent;
    border-radius: 2px;
    font-size: 0.72rem;
    white-space: nowrap;
  }
  nav.links a[aria-current="page"]{
    background: var(--signal);
    color: #fff;
    border-bottom-color: transparent;
  }
  .brand-text{ font-size: 1.05rem; }
  .brand img{ height: 32px; }
}

/* ---------- Title block (signature element) ---------- */
.titleblock{
  background: var(--panel);
  border: 1px solid var(--line-strong);
  margin: 26px 0 46px 0;
  position: relative;
}
.titleblock::before, .titleblock::after,
.titleblock .tick-br::before, .titleblock .tick-br::after{
  content:""; position:absolute; width:14px; height:14px;
  border-color: var(--blueprint); border-style: solid; border-width:0;
}
.titleblock::before{ top:-1px; left:-1px; border-top-width:2px; border-left-width:2px; }
.titleblock::after{ top:-1px; right:-1px; border-top-width:2px; border-right-width:2px; }
.tb-grid{
  display:grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 0;
}
.tb-cell{
  padding: 16px 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.tb-cell:last-child{ border-right:none; }
.tb-cell .label{
  display:block;
  font-family:'IBM Plex Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--steel);
  text-transform: uppercase;
  margin-bottom: 5px;
}
.tb-cell .value{
  font-family:'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  color: var(--ink);
}
.tb-cell .value.status{ color: var(--signal-dark); font-weight:600; }
.tb-full{
  grid-column: 1 / -1;
  border-right:none;
}

/* ---------- Hero ---------- */
.hero{ padding: 54px 0 10px 0; }
.hero .eyebrow{
  font-family:'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  color: var(--signal-dark);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
  display:block;
}
.hero .lede{
  font-size: 1.25rem;
  color: var(--steel);
  max-width: 62ch;
}
.hero .oneliner{
  font-family:'IBM Plex Mono', monospace;
  font-size: 0.95rem;
  color: var(--blueprint);
  border-left: 3px solid var(--signal);
  padding: 4px 0 4px 16px;
  max-width: 66ch;
  margin-top: 22px;
}

/* ---------- Section eyebrows / rules ---------- */
.section{ padding: 44px 0; border-top: 1px solid var(--line); }
.section:first-of-type{ border-top:none; }
.sec-eyebrow{
  font-family:'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 10px;
  display:block;
}
.sec-eyebrow .num{ color: var(--signal-dark); font-weight:600; }

/* ---------- Cards / rings ---------- */
.grid-2{ display:grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.grid-4{ display:grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
@media (max-width: 820px){
  .grid-2{ grid-template-columns: 1fr; }
  .grid-4{ grid-template-columns: 1fr 1fr; }
  .tb-grid{ grid-template-columns: 1fr; }
  .tb-cell{ border-right:none; }
}
@media (max-width: 520px){ .grid-4{ grid-template-columns: 1fr; } }

.card{
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--blueprint);
  padding: 22px 22px 20px 22px;
}
.card .ring-num{
  font-family:'IBM Plex Mono', monospace;
  color: var(--signal-dark);
  font-size: 0.78rem;
  letter-spacing:0.08em;
}
.card h3{ margin-top: 6px; }
.card p{ color: var(--steel); margin-bottom: 0; font-size: 0.98rem; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;
  font-family:'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration:none;
  padding: 12px 22px;
  border: 1px solid var(--blueprint);
  color: var(--blueprint);
  background: transparent;
  margin: 6px 10px 6px 0;
  transition: background .15s ease, color .15s ease;
}
.btn:hover{ background: var(--blueprint); color:#fff; }
.btn.primary{
  background: var(--signal);
  border-color: var(--signal-dark);
  color: #fff;
}
.btn.primary:hover{ background: var(--signal-dark); color:#fff; }

/* ---------- Blockquote-ish pull ---------- */
.pull{
  font-family:'Big Shoulders Display', sans-serif;
  font-weight:700;
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  color: var(--blueprint);
  text-transform: none;
  line-height: 1.18;
  border-left: 4px solid var(--signal);
  padding-left: 22px;
  margin: 26px 0;
  max-width: 46ch;
}

.stat-strip{
  display:flex;
  gap: 0;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  margin: 24px 0;
  flex-wrap: wrap;
}
.stat-strip .stat{
  flex: 1 1 160px;
  padding: 16px 18px;
  border-right: 1px solid var(--line);
}
.stat-strip .stat:last-child{ border-right:none; }
.stat-strip .stat .num{
  font-family:'Big Shoulders Display', sans-serif;
  font-weight:800;
  font-size: 1.6rem;
  color: var(--signal-dark);
  display:block;
  line-height:1;
}
.stat-strip .stat .lbl{
  font-family:'IBM Plex Mono', monospace;
  font-size: 0.68rem;
  letter-spacing:0.06em;
  text-transform:uppercase;
  color: var(--steel);
  display:block;
  margin-top:6px;
}

/* ---------- Doc list ---------- */
.doclist{ list-style:none; margin:0; padding:0; }
.doclist li{
  display:flex; justify-content:space-between; align-items:baseline;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-family:'IBM Plex Mono', monospace;
  font-size: 0.92rem;
}
.doclist li span.tag{
  color: var(--steel);
  font-size: 0.72rem;
  text-transform:uppercase;
  letter-spacing:0.06em;
  white-space:nowrap;
}
.note-box{
  background: var(--panel);
  border: 1px solid var(--line-strong);
  border-left: 4px solid var(--blueprint);
  padding: 16px 20px;
  font-size: 0.95rem;
  color: var(--steel);
  margin-top: 24px;
}

/* ---------- Form ---------- */
form.contact{ max-width: 560px; }
form.contact label{
  display:block;
  font-family:'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  letter-spacing:0.06em;
  text-transform:uppercase;
  color: var(--steel);
  margin: 18px 0 6px 0;
}
form.contact input, form.contact select, form.contact textarea{
  width:100%;
  font-family:'Source Sans 3', sans-serif;
  font-size: 1rem;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  color: var(--ink);
}
form.contact textarea{ min-height: 130px; resize: vertical; }
form.contact button{
  margin-top: 22px;
  cursor:pointer;
  font: inherit;
  font-family:'IBM Plex Mono', monospace;
}

/* ---------- Footer ---------- */
footer.site{
  margin-top: 60px;
  background: var(--blueprint-dark);
  color: #B9C9D6;
  border-top: 3px solid var(--signal);
}
footer.site .wrap{ padding: 34px 28px; }
footer.site .foot-grid{
  display:flex; justify-content:space-between; flex-wrap:wrap; gap: 18px;
  font-family:'IBM Plex Mono', monospace;
  font-size: 0.78rem;
}
footer.site a{ color:#DCE6EC; }
footer.site .legal{ margin-top: 14px; color:#7E93A2; font-size:0.72rem; }

/* reduced motion */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ transition:none !important; }
}