/* ============================================================
   MCROONS TECHNOLOGIES — shared site stylesheet
   Design system mirrors index.html (single source of truth).
   Used by all sub-pages. Homepage stays self-contained.
   ============================================================ */

:root{
  --bg:#06090b; --bg-2:#080d10; --panel:#0a0f12; --panel-2:#0d1419;
  --line:rgba(150,230,215,.10); --line-2:rgba(150,230,215,.20);
  --text:#e8f0ed; --muted:#7f8c89; --muted-2:#52605c;
  --phos:#54f0d2; --sodium:#ffb14a; --arc:#6fa8ff;
  --spark:#ffb14a; --sense:#54f0d2; --eco:#6fa8ff;
  --maxw:1280px;
  --ease:cubic-bezier(.22,1,.36,1);
  --ease-in:cubic-bezier(.4,0,1,1);
  --t-fast:.18s; --t-base:.42s; --t-slow:.62s;
  --glow-strong:drop-shadow(0 0 10px rgba(84,240,210,.85)) drop-shadow(0 0 22px rgba(84,240,210,.40));
  --glow-mid:drop-shadow(0 0 6px rgba(84,240,210,.45));
  --glow-soft:drop-shadow(0 0 4px rgba(84,240,210,.18));
  --fd:"Chakra Petch",sans-serif;
  --fb:"IBM Plex Sans",sans-serif;
  --fm:"IBM Plex Mono",monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  background:var(--bg);color:var(--text);font-family:var(--fb);line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;letter-spacing:-.01em;position:relative;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(150,230,215,.022) 1px,transparent 1px),linear-gradient(90deg,rgba(150,230,215,.022) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask:radial-gradient(120% 90% at 50% 14%,#000 35%,transparent 92%);
  mask:radial-gradient(120% 90% at 50% 14%,#000 35%,transparent 92%);
}
::selection{background:rgba(84,240,210,.28);color:#fff}
a{color:inherit;text-decoration:none}
:focus-visible{outline:1.5px solid var(--phos);outline-offset:3px;border-radius:2px}
img,svg{display:block}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 40px;position:relative;z-index:2}
@media (max-width:720px){.wrap{padding:0 22px}}

.mono{font-family:var(--fm)}
.tag{font-family:var(--fm);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.tag .b{color:var(--phos)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--fm);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--line-2)}
.eyebrow .b{color:var(--phos)}

/* ===================== HUD FRAME ===================== */
.hud{position:fixed;inset:0;z-index:80;pointer-events:none}
.hud .c{position:absolute;width:24px;height:24px}
.hud .tl{top:16px;left:16px;border-left:1px solid var(--line-2);border-top:1px solid var(--line-2)}
.hud .tr{top:16px;right:16px;border-right:1px solid var(--line-2);border-top:1px solid var(--line-2)}
.hud .bl{bottom:16px;left:16px;border-left:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.hud .br{bottom:16px;right:16px;border-right:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.telem{position:fixed;right:22px;bottom:26px;z-index:81;font-family:var(--fm);font-size:10px;letter-spacing:.12em;color:var(--muted-2);text-align:right;line-height:1.9;pointer-events:none}
.telem b{color:var(--phos);font-weight:500}
@media (max-width:860px){.telem{display:none}}

/* ===================== SIGNAL SPINE (scroll fill, no ticks) ===================== */
.spine{position:fixed;left:26px;top:0;height:100vh;height:100dvh;width:34px;z-index:70;pointer-events:none}
.spine svg{height:100%;width:100%}
.spine .trace{fill:none;stroke:var(--line-2);stroke-width:1.4}
.spine .lit{fill:none;stroke:var(--phos);stroke-width:1.6;filter:var(--glow-mid)}
.spine .head{fill:var(--phos);filter:var(--glow-strong)}
@media (max-width:1080px){.spine{display:none}}

/* ===================== HEADER ===================== */
header{position:fixed;top:0;left:0;right:0;z-index:60;transition:background var(--t-base) var(--ease),border-color var(--t-base) var(--ease)}
header.solid{background:rgba(6,9,11,.78);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{max-width:var(--maxw);margin:0 auto;padding:16px 40px;display:flex;align-items:center;justify-content:space-between;gap:20px}
@media (max-width:720px){.nav{padding:14px 22px}}
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{width:30px;height:auto;filter:var(--glow-mid)}
.brand .wm{display:flex;flex-direction:column;line-height:1}
.brand .wm .b{font-family:var(--fd);font-weight:700;font-size:15px;letter-spacing:.04em}
.brand .wm .s{font-family:var(--fm);font-size:9px;letter-spacing:.34em;color:var(--muted);margin-top:3px}
.reg{font-size:.55em;vertical-align:super;line-height:0;font-weight:600;margin-left:.5px;letter-spacing:0}
.menu{display:flex;align-items:center;gap:30px}
.menu a{font-size:13px;color:var(--muted);transition:color var(--t-fast) var(--ease);position:relative}
.menu a:hover{color:var(--text)}
.menu a.active{color:var(--text)}
.menu a.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:1px;background:var(--phos);box-shadow:0 0 8px var(--phos)}
.cta{font-family:var(--fm);font-size:12px;letter-spacing:.08em;padding:9px 16px;border:1px solid var(--line-2);border-radius:3px;color:var(--text)!important;transition:border-color var(--t-fast) var(--ease),background var(--t-fast) var(--ease)}
.cta:hover{border-color:var(--phos);background:rgba(84,240,210,.06)}
.cta.active::after{display:none}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.burger span{width:22px;height:1.5px;background:var(--text);transition:transform var(--t-fast) var(--ease),opacity var(--t-fast) var(--ease)}
.burger.x span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger.x span:nth-child(2){opacity:0}
.burger.x span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
@media (max-width:860px){
  .menu{position:fixed;inset:0;flex-direction:column;justify-content:center;gap:26px;background:rgba(6,9,11,.96);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);transform:translateY(-100%);transition:transform var(--t-slow) var(--ease);z-index:59}
  .menu.open{transform:translateY(0)}
  .menu a{font-size:20px;color:var(--text)}
  .menu a.active::after{display:none}
  .burger{display:flex;z-index:61}
}

/* ===================== BUTTONS ===================== */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--fm);font-size:13px;letter-spacing:.06em;padding:13px 22px;border-radius:3px;transition:transform var(--t-fast) var(--ease),background var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease)}
.btn.pri{background:var(--phos);color:#04211c;font-weight:600}
.btn.pri:hover{transform:translateY(-2px)}
.btn.sec{border:1px solid var(--line-2);color:var(--text)}
.btn.sec:hover{border-color:var(--phos)}
.btn .ar{transition:transform var(--t-fast) var(--ease)}
.btn:hover .ar{transform:translateX(3px)}

/* ===================== PAGE HERO ===================== */
.phero{position:relative;padding:160px 0 70px;z-index:2;border-bottom:1px solid var(--line)}
.crumb{font-family:var(--fm);font-size:11px;letter-spacing:.12em;color:var(--muted-2);margin-bottom:22px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.crumb a{color:var(--muted);transition:color var(--t-fast) var(--ease)}
.crumb a:hover{color:var(--phos)}
.crumb .sep{color:var(--muted-2)}
.phero h1{font-family:var(--fd);font-weight:700;font-size:clamp(2.1rem,5.4vw,3.8rem);line-height:1.04;letter-spacing:-.02em;max-width:18ch;margin-top:18px}
.phero h1 .grad{background:linear-gradient(100deg,var(--phos),var(--arc));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.phero .lead{margin-top:24px;max-width:60ch;color:var(--muted);font-size:clamp(1rem,1.5vw,1.16rem);line-height:1.7}
.phero .lead b{color:var(--text);font-weight:500}
.metarow{margin-top:30px;display:flex;gap:10px;flex-wrap:wrap}
.chip{font-family:var(--fm);font-size:11px;letter-spacing:.08em;color:var(--muted);border:1px solid var(--line-2);border-radius:3px;padding:7px 12px}
.chip b{color:var(--phos);font-weight:500}

/* ===================== SECTION SHELL ===================== */
section.blk{position:relative;padding:96px 0;z-index:2}
section.blk.tight{padding:70px 0}
.shead{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:48px;flex-wrap:wrap}
.shead h2{font-family:var(--fd);font-weight:600;font-size:clamp(1.6rem,3.2vw,2.4rem);letter-spacing:-.02em;line-height:1.1;max-width:20ch}
.shead p{color:var(--muted);max-width:44ch;font-size:15px}
.divline{border-top:1px solid var(--line)}

/* ===================== PROSE ===================== */
.prose{max-width:64ch;color:var(--muted);font-size:clamp(1rem,1.4vw,1.1rem);line-height:1.78}
.prose p+p{margin-top:18px}
.prose b,.prose strong{color:var(--text);font-weight:500}
.prose .em{color:var(--phos);font-style:normal}
.lede{font-family:var(--fd);font-weight:500;font-size:clamp(1.3rem,2.4vw,1.9rem);line-height:1.32;letter-spacing:-.01em;color:var(--text);max-width:24ch}
.lede em{font-style:normal;color:var(--phos)}

/* ===================== GRIDS / CARDS ===================== */
.grid{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden}
.grid.g2{grid-template-columns:repeat(2,1fr)}
.grid.g3{grid-template-columns:repeat(3,1fr)}
@media (max-width:900px){.grid.g3{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.grid.g2,.grid.g3{grid-template-columns:1fr}}
.cell{background:var(--bg);padding:30px;position:relative;transition:background var(--t-base) var(--ease)}
.cell:hover{background:var(--panel)}
.cell .n{font-family:var(--fm);font-size:11px;letter-spacing:.14em;color:var(--muted-2)}
.cell h4{font-family:var(--fd);font-weight:600;font-size:1.12rem;margin:14px 0 10px;letter-spacing:-.01em}
.cell p{color:var(--muted);font-size:14px;line-height:1.7}
.cell .ul{margin-top:14px}

/* division/service cards with accent rail */
.svccard{background:linear-gradient(180deg,var(--panel),var(--panel-2));border:1px solid var(--line);border-radius:6px;padding:30px;position:relative;overflow:hidden;transition:border-color var(--t-base) var(--ease),transform var(--t-base) var(--ease)}
.svccard::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--phos);transform:scaleY(0);transform-origin:top;transition:transform var(--t-slow) var(--ease);opacity:.7}
.svccard:hover{border-color:var(--line-2);transform:translateY(-3px)}
.svccard:hover::before{transform:scaleY(1)}
.svccard .n{font-family:var(--fm);font-size:11px;letter-spacing:.14em;color:var(--phos)}
.svccard h3{font-family:var(--fd);font-weight:600;font-size:1.2rem;margin:12px 0 12px;letter-spacing:-.01em}
.svccard p{color:var(--muted);font-size:14.5px;line-height:1.72}

/* division index cards (capabilities overview) */
.dcard{display:block;background:linear-gradient(180deg,var(--panel),var(--panel-2));border:1px solid var(--line);border-radius:6px;padding:30px;position:relative;overflow:hidden;transition:border-color var(--t-base) var(--ease),transform var(--t-base) var(--ease)}
.dcard::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2.5px;background:var(--phos);transform:scaleY(0);transform-origin:top;transition:transform var(--t-slow) var(--ease)}
.dcard:hover{border-color:var(--line-2);transform:translateY(-3px)}
.dcard:hover::before{transform:scaleY(1)}
.dcard .id{font-family:var(--fm);font-size:12px;letter-spacing:.14em;color:var(--muted-2);transition:color var(--t-base) var(--ease)}
.dcard:hover .id{color:var(--phos);text-shadow:0 0 10px rgba(84,240,210,.4)}
.dcard h3{font-family:var(--fd);font-weight:600;font-size:clamp(1.2rem,2vw,1.5rem);margin:12px 0 14px;letter-spacing:-.01em;color:#dde7e3}
.dcard:hover h3{color:#fff}
.dcard .tags{display:flex;flex-wrap:wrap;gap:7px;margin:0 0 20px}
.dcard .tags span{font-family:var(--fm);font-size:10.5px;letter-spacing:.05em;color:var(--muted);border:1px solid var(--line);border-radius:3px;padding:5px 9px}
.dcard .more{font-family:var(--fm);font-size:12px;letter-spacing:.06em;color:var(--phos);display:inline-flex;align-items:center;gap:7px}
.dcard .more .ar{transition:transform var(--t-fast) var(--ease)}
.dcard:hover .more .ar{transform:translateX(4px)}

/* ===================== LISTS ===================== */
.ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.ul li{position:relative;padding-left:22px;color:var(--muted);font-size:14px;line-height:1.6}
.ul li::before{content:"";position:absolute;left:0;top:9px;width:9px;height:1.5px;background:var(--phos);box-shadow:0 0 6px rgba(84,240,210,.5)}
.ul li b{color:var(--text);font-weight:500}

/* spec key/value rows */
.kv{border:1px solid var(--line);border-radius:6px;overflow:hidden}
.kv .row{display:grid;grid-template-columns:200px 1fr;gap:20px;padding:18px 24px;border-bottom:1px solid var(--line)}
.kv .row:last-child{border-bottom:0}
.kv .k{font-family:var(--fm);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2);padding-top:2px}
.kv .v{color:var(--text);font-size:14.5px;line-height:1.65}
.kv .v span{color:var(--muted)}
@media (max-width:640px){.kv .row{grid-template-columns:1fr;gap:6px}}

/* ===================== CTA BAND ===================== */
.ctaband{position:relative;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:90px 0;overflow:hidden}
.ctaband::before{content:"";position:absolute;inset:0;background:radial-gradient(80% 120% at 50% 0%,rgba(84,240,210,.06),transparent 70%);pointer-events:none}
.ctaband .in{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;flex-wrap:wrap}
.ctaband h2{font-family:var(--fd);font-weight:600;font-size:clamp(1.7rem,3.4vw,2.6rem);letter-spacing:-.02em;line-height:1.08;max-width:16ch}
.ctaband h2 .grad{background:linear-gradient(100deg,var(--phos),var(--arc));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.ctaband p{color:var(--muted);margin-top:16px;max-width:46ch;font-size:15px}
.ctaband .acts{display:flex;gap:14px;flex-wrap:wrap}

/* ===================== FOOTER ===================== */
footer{border-top:1px solid var(--line);padding:80px 0 50px;position:relative;z-index:2}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
@media (max-width:860px){.fgrid{grid-template-columns:1fr 1fr;gap:34px}}
@media (max-width:520px){.fgrid{grid-template-columns:1fr}}
.fbrand .mark{width:34px;margin-bottom:16px;filter:var(--glow-mid)}
.fbrand .b{font-family:var(--fd);font-weight:700;font-size:17px;letter-spacing:.04em}
.fbrand .s{font-family:var(--fm);font-size:9px;letter-spacing:.34em;color:var(--muted);margin-top:4px}
.fbrand p{color:var(--muted);font-size:13px;margin-top:18px;max-width:34ch;line-height:1.7}
.fcol h5{font-family:var(--fm);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);margin-bottom:16px}
.fcol a{display:block;color:var(--muted);font-size:13.5px;padding:5px 0;transition:color var(--t-fast) var(--ease)}
.fcol a:hover{color:var(--phos)}
.fbot{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-top:60px;padding-top:26px;border-top:1px solid var(--line);flex-wrap:wrap}
.fbot .mono{font-size:11px;color:var(--muted-2);letter-spacing:.06em}
.fbot .stat{display:flex;align-items:center;gap:8px;font-family:var(--fm);font-size:11px;color:var(--muted)}
.fbot .dot{width:7px;height:7px;border-radius:50%;background:var(--phos);box-shadow:0 0 8px var(--phos);animation:onode 2.4s ease-in-out infinite}
@keyframes onode{0%,100%{opacity:1}50%{opacity:.45}}

/* ===================== REVEAL ON SCROLL ===================== */
[data-reveal]{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal][data-d="1"]{transition-delay:.06s}
[data-reveal][data-d="2"]{transition-delay:.12s}
[data-reveal][data-d="3"]{transition-delay:.18s}

/* ===================== FORM (contact) ===================== */
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media (max-width:640px){.form{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-family:var(--fm);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2)}
.field input,.field select,.field textarea{
  background:var(--panel);border:1px solid var(--line-2);border-radius:3px;color:var(--text);
  font-family:var(--fb);font-size:14.5px;padding:13px 14px;transition:border-color var(--t-fast) var(--ease),background var(--t-fast) var(--ease)}
.field textarea{resize:vertical;min-height:130px;line-height:1.6}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--phos);background:var(--panel-2)}
.field select{appearance:none;-webkit-appearance:none;cursor:pointer}
.formnote{font-family:var(--fm);font-size:11px;color:var(--muted-2);letter-spacing:.04em;margin-top:6px}

/* ===================== REDUCED MOTION ===================== */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.001ms!important}
  [data-reveal]{opacity:1;transform:none}
}

/* ===================== INNOVATIONS ===================== */
.inno{position:relative;border:1px solid var(--line);border-radius:8px;background:linear-gradient(180deg,var(--panel),var(--panel-2));padding:40px;overflow:hidden;scroll-margin-top:100px}
.inno + .inno{margin-top:26px}
.inno::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--ax,var(--phos));box-shadow:0 0 18px var(--ax,var(--phos))}
.inno .stamp{position:absolute;right:26px;top:26px;font-family:var(--fm);font-size:10px;letter-spacing:.14em;color:var(--muted-2);border:1px solid var(--line);padding:5px 10px;border-radius:3px}
@media (max-width:560px){.inno .stamp{display:none}}
.inno .ix{font-family:var(--fm);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ax,var(--phos))}
.inno h2{font-family:var(--fd);font-weight:700;font-size:clamp(1.5rem,3vw,2.1rem);letter-spacing:-.01em;margin:12px 0 6px}
.inno .subl{font-family:var(--fm);font-size:12px;letter-spacing:.08em;color:var(--muted);margin-bottom:18px}
.inno .desc{color:var(--muted);font-size:15px;line-height:1.75;max-width:62ch}
.inno .pts{margin-top:26px;display:grid;grid-template-columns:1fr 1fr;gap:16px 34px}
@media (max-width:640px){.inno .pts{grid-template-columns:1fr}.inno{padding:30px}}
.inno .pt h4{font-family:var(--fd);font-weight:600;font-size:1rem;margin-bottom:6px}
.inno .pt p{color:var(--muted);font-size:13.5px;line-height:1.65}
a.chip{transition:border-color var(--t-fast) var(--ease),color var(--t-fast) var(--ease)}
a.chip:hover{border-color:var(--phos);color:var(--text)}
.svccard .ul{margin-top:16px}
.relrow{display:flex;flex-wrap:wrap;gap:10px}

/* ── PAGER (sequential prev / next across capability chapters) ── */
.pager{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  padding:44px 0;
  border-top:1px solid var(--line);
}
.pager .pl{
  display:flex;
  flex-direction:column;
  gap:6px;
  padding:16px 20px;
  border:1px solid var(--line-2);
  border-radius:4px;
  text-decoration:none;
  transition:border-color var(--t-base) var(--ease),
             background-color var(--t-base) var(--ease),
             transform var(--t-base) var(--ease);
}
.pager .next{
  margin-left:auto;
  align-items:flex-end;
  text-align:right;
}
.pager .dir{
  font-family:var(--fm);
  font-size:11px;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--muted);
}
.pager .prev .dir::before{content:"\2190\00a0";}
.pager .next .dir::after{content:"\00a0\2192";}
.pager .lbl{
  font-family:var(--fd);
  font-size:15px;
  letter-spacing:.01em;
  color:var(--text);
}
.pager .pl:hover,
.pager .pl:focus-visible{
  border-color:var(--phos);
  background-color:rgba(150,230,215,.04);
  transform:translateY(-1px);
}
.pager .pl:focus-visible{
  outline:2px solid var(--phos);
  outline-offset:2px;
}
.pager .pl:hover .dir,
.pager .pl:focus-visible .dir{color:var(--phos);}

@media (prefers-reduced-motion:reduce){
  .pager .pl{transition:border-color var(--t-base) var(--ease),
                        background-color var(--t-base) var(--ease);}
  .pager .pl:hover,
  .pager .pl:focus-visible{transform:none;}
}
@media (max-width:640px){
  .pager{flex-direction:column;gap:12px;padding:32px 0;}
  .pager .pl{width:100%;}
  .pager .next{margin-left:0;align-items:flex-start;text-align:left;}
}