/* COVU GLOBAL NAV STYLES — single source of truth, self-contained.
   New "Product · The Stack" design (covu-navbar). Loaded on every page.
   Links live in partials/nav.html and point to built pages. */
:root{--white:#FFFFFF;--border:#E4E8F1;--border2:#E7EBF5;--navy:#1C2945;--navy-deep:#11426B;--yellow:#FFB703;--yellow-dark:#E0A100;--surface:#F1F3F9;--muted:#667085;--body:#5d6886;--success:#07D976;--dark-body:#5d6886;--shadow-nav:0 10px 34px rgba(18,26,43,.10);--shadow-lift:0 24px 60px rgba(18,26,43,.16);--shadow-soft:0 4px 14px rgba(18,26,43,.06);}
/* ===== Nav bar ===== */
.navbar{position:sticky;top:18px;z-index:60;padding:0 24px;margin-top:22px}
.nav{max-width:1380px;margin:0 auto;background:var(--white);border:1px solid var(--border);
  border-radius:44px;box-shadow:var(--shadow-nav);height:74px;padding:0 14px 0 30px;
  display:flex;align-items:center;justify-content:space-between;position:relative}
.brand{font-family:"Nunito";font-weight:800;font-size:27px;letter-spacing:2px;color:var(--navy)}
.navlinks{display:flex;align-items:center;gap:6px}
.navitem{position:static}
.navitem>button{display:inline-flex;align-items:center;gap:8px;background:none;border:none;cursor:pointer;
  font-family:"Nunito Sans";font-size:17px;font-weight:600;color:var(--navy);padding:12px 18px;border-radius:12px;
  transition:background .15s ease}
.navitem>button:hover,.navitem.open>button{background:var(--surface)}
.navitem>button .chev{width:13px;height:13px;stroke:var(--navy);fill:none;transition:transform .2s ease}
.navitem.open>button .chev{transform:rotate(180deg)}
.nav-cta{display:inline-flex;align-items:center;background:var(--yellow);color:var(--navy);font-weight:800;
  font-size:16px;letter-spacing:.3px;border-radius:34px;padding:16px 26px;transition:background .18s ease}
.nav-cta:hover{background:var(--yellow-dark)}
.navburger{display:none}

/* ===== Dropdown shell ===== */
/* mega dropdowns anchor to the nav container and span its width */
.dropdown{position:absolute;top:calc(100% + 14px);left:30px;right:14px;width:auto;max-width:none;
  background:var(--white);border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow-lift);
  padding:0;overflow:hidden;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .18s ease,transform .18s ease;z-index:5}
.navitem.open .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown::before{content:"";position:absolute;top:-16px;left:0;right:0;height:16px}
.mega2{grid-template-columns:1fr 360px}

.mega2{display:grid;grid-template-columns:1fr 340px}
.mega2-menu{padding:22px 30px}
.mega2-menu.cols{display:grid;grid-template-columns:1fr 1fr}
.mega2-menu.cols .mega2-sec:first-child{padding-right:30px}
.mega2-menu.cols .mega2-sec+.mega2-sec{border-left:1px solid var(--border);padding-left:30px}
.mega2-menu.cols .mega2-list{grid-template-columns:1fr}
.mega2-sec{padding:16px 0}
.mega2-sec:first-child{padding-top:4px}
.mega2-sec:last-child{padding-bottom:4px}
.mega2-menu:not(.cols) .mega2-sec+.mega2-sec{border-top:1px solid var(--border);margin-top:2px}
.mega2-lbl{font-size:11px;font-weight:800;letter-spacing:1.4px;text-transform:uppercase;color:var(--muted);padding:0 0 12px 12px}
.mega2-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 18px}
.mega2 .dditem{align-items:flex-start}

.dditem{display:flex;align-items:center;gap:16px;padding:14px 16px;border-radius:16px;transition:background .14s ease}
.dditem:hover{background:var(--surface)}
.dditem .t{display:block;font-size:16px;font-weight:800;color:var(--navy);line-height:1.2}
.dditem .d{display:block;font-size:13.5px;color:var(--muted);margin-top:3px;line-height:1.4}
.dd-tx{display:block;min-width:0}
.dd-ic{width:46px;height:46px;flex:0 0 46px;border-radius:13px;
  background:var(--surface);border:1px solid var(--border);
  display:grid;place-items:center;overflow:visible;
  transition:background .16s ease,border-color .16s ease,transform .16s ease}
.dd-ic svg{width:22px;height:22px;stroke:var(--navy);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.dditem:hover .dd-ic{background:var(--yellow);border-color:var(--yellow-dark)}
.dditem:hover .dd-ic svg{stroke:var(--navy)}
.dd-ic.dd-ic-img{width:78px;flex:0 0 78px;height:60px;align-self:center;padding:0;background:none;border-color:var(--border);overflow:hidden}
.dd-ic.dd-ic-img img{width:100%;height:100%;object-fit:cover;object-position:center;display:block;border-radius:inherit}
.dditem:hover .dd-ic.dd-ic-img{background:none;border-color:var(--yellow-dark)}

/* ===== Featured aside / card ===== */
.mega2-feat{background:linear-gradient(180deg,#F7F9FD,#FFFFFF);border-left:1px solid var(--border);padding:22px}
.mega2-feat .flbl{font-size:11px;font-weight:800;letter-spacing:1.4px;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.mega2-feat .fcard{display:block;border-radius:16px;overflow:hidden;border:1px solid var(--border);background:#fff;box-shadow:var(--shadow-soft);transition:transform .18s ease,box-shadow .18s ease}
.mega2-feat .fcard:hover{transform:translateY(-2px);box-shadow:var(--shadow-lift)}
.mega2-feat .fimg{display:block;width:100%;aspect-ratio:16/9;background-size:cover;background-position:center;position:relative;overflow:hidden;transition:transform .4s ease}
.mega2-feat .fbody{display:block;padding:14px 16px 16px}
.mega2-feat .ftag{display:block;font-size:10px;font-weight:800;letter-spacing:1.2px;text-transform:uppercase;color:var(--yellow-dark);margin-bottom:7px}
.mega2-feat .ftitle{display:block;font-family:"Merriweather",Georgia,serif;font-size:15.5px;font-weight:700;line-height:1.3;color:var(--navy)}
.mega2-feat .fdesc{display:block;font-size:12.5px;line-height:1.5;color:var(--body);margin-top:8px}
.mega2-feat .fmore{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:800;color:var(--navy);margin-top:12px}
.mega2-feat .fmore svg{width:14px;height:14px;fill:none;stroke:currentColor}
.mega2-feat .fcard:hover .fmore{color:var(--yellow-dark)}
/* other-tab featured visuals (kept for a complete nav) */
.mega2-feat .fimg.cs{background:radial-gradient(120% 120% at 80% 15%, rgba(255,183,3,.30), transparent 55%),linear-gradient(135deg,#1C2945,#11426B);display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:0 22px}
.mega2-feat .fimg.cs .cs-stat b{display:block;font-family:"Merriweather",Georgia,serif;font-weight:900;font-size:30px;line-height:1.05;color:#fff}
.mega2-feat .fimg.cs .cs-stat i{display:block;font-style:normal;font-size:11px;font-weight:800;letter-spacing:1.4px;text-transform:uppercase;color:var(--yellow);margin-top:8px}
.mega2-feat .fimg.vid{background:radial-gradient(120% 120% at 30% 20%, rgba(255,183,3,.22), transparent 55%),linear-gradient(135deg,#233255,#11426B)}
.mega2-feat .fimg.vid::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,26,43,.05),rgba(17,26,43,.28))}
.mega2-feat .fimg.vid .fplay{position:absolute;z-index:1;top:50%;left:50%;transform:translate(-50%,-50%);width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--navy);display:grid;place-items:center;box-shadow:0 8px 22px rgba(17,26,43,.32);transition:transform .2s ease,background .2s ease}
.mega2-feat .fimg.vid .fplay svg{width:22px;height:22px;margin-left:2px;fill:currentColor}
.mega2-feat .fcard:hover .fimg.vid .fplay{transform:translate(-50%,-50%) scale(1.08);background:var(--yellow)}
.mega2-feat .fimg.bex{background:radial-gradient(120% 120% at 75% 15%, rgba(255,183,3,.24), transparent 55%),linear-gradient(135deg,#20304F,#11426B)}
.mega2-feat .fimg.vidposter{background-image:url("/images/see-the-stack-in-action.jpg")!important;background-size:cover!important;background-position:center!important}
.mega2-feat .fimg.report{background-image:url("/images/covu-os-report.png")!important;background-size:cover!important;background-position:left center!important;background-color:#FBFCFE!important}
.mega2-feat .fimg.team{background-image:url("/images/covu-team.jpg")!important;background-size:cover!important;background-position:center!important;background-color:#EDF1F8!important}

/* solutions slider */
.mega2-feat.slider .fviewport{overflow:hidden;border-radius:16px}
.mega2-feat.slider .ftrack{display:flex;transition:transform .45s cubic-bezier(.6,.02,.2,1)}
.mega2-feat.slider .fcard{flex:0 0 100%;width:100%;box-shadow:none}
.mega2-feat .fdots{display:flex;gap:7px;justify-content:center;margin-top:14px}
.mega2-feat .fdots button{width:8px;height:8px;border-radius:50%;border:none;background:var(--border2);cursor:pointer;padding:0;transition:background .2s,width .2s}
.mega2-feat .fdots button.on{background:var(--yellow);width:22px;border-radius:5px}

/* ============================================================
   "The Stack" card visual — rendered isometric stack diagram
   (Connect / COVU OS / Service Network / VERO / BEX)
   ============================================================ */
.fimg.stackdiagram{
  background-image:url("/images/covu-stack-diagram.png");
  background-size:cover;background-position:center;background-color:#EEF2F8}
.fcard:hover .fimg.stackdiagram{transform:scale(1.03)}
.mega2-feat .fimg.osfeat{background-image:url("/images/covu-os-report.png")!important;background-size:cover!important;background-position:center!important;background-color:#FBFCFE!important}

/* Compact blue "Explore the COVU Stack" card — sits in the stack grid under VERO */
.stack-card{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:16px;
  position:relative;overflow:hidden;text-decoration:none;
  background:linear-gradient(150deg,#20304F 0%,#172742 60%,#12233F 100%);
  box-shadow:0 8px 20px rgba(18,26,43,.16);transition:transform .16s ease,box-shadow .16s ease}
.stack-card::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(circle at 1px 1px,rgba(255,255,255,.07) 1.1px,transparent 0);background-size:15px 15px}
.stack-card:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(18,26,43,.24)}
.stack-card .sc-ic{position:relative;flex:0 0 46px;width:46px;height:46px;border-radius:13px;
  background:var(--yellow);display:grid;place-items:center;box-shadow:0 5px 12px rgba(224,161,0,.35)}
.stack-card .sc-ic svg{width:23px;height:23px;stroke:#12233F;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.stack-card .sc-tx{position:relative;flex:1;min-width:0}
.stack-card .sc-t{display:block;font-size:16px;font-weight:800;color:#fff;line-height:1.2}
.stack-card .sc-d{display:block;font-size:13px;color:#B4C1D6;margin-top:3px;line-height:1.4}
.stack-card .sc-arrow{position:relative;flex:0 0 auto;color:var(--yellow);display:grid;place-items:center;transition:transform .16s ease}
.stack-card:hover .sc-arrow{transform:translateX(3px)}
.stack-card .sc-arrow svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}

@media(max-width:900px){
  .navlinks{display:none}
  .nav-cta{display:none!important}
  .navburger{display:inline-flex;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:14px}
  .navburger span{width:22px;height:2px;background:var(--navy);border-radius:2px}
}


/* ===== mobile burger + menu (preserved) ===== */
.navburger span{display:block;width:20px;height:2px;background:var(--navy);border-radius:2px;transition:transform .25s ease,opacity .2s ease}
.navburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.navburger.open span:nth-child(2){opacity:0}
.navburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobilemenu{display:none;position:fixed;top:90px;left:16px;right:16px;max-height:calc(100vh - 108px);overflow:auto;-webkit-overflow-scrolling:touch;background:var(--white);border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow-lift);padding:10px;z-index:70}
.mobilemenu.open{display:block}
.mobilemenu details{border-bottom:1px solid var(--border)}
.mobilemenu details:last-of-type{border-bottom:none}
.mobilemenu summary{list-style:none;cursor:pointer;font-family:"Nunito Sans",sans-serif;font-weight:800;font-size:16px;color:var(--navy);padding:15px 14px;display:flex;align-items:center;justify-content:space-between}
.mobilemenu summary::-webkit-details-marker{display:none}
.mobilemenu summary::after{content:"";width:8px;height:8px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg);transition:transform .2s ease;margin-right:4px}
.mobilemenu details[open] summary::after{transform:rotate(-135deg)}
.mobilemenu details a{display:block;padding:11px 16px;font-size:14.5px;color:var(--body);text-decoration:none;border-radius:10px}
.mobilemenu details a:hover, .mobilemenu details a:active{background:var(--surface)}
.mobilemenu .mm-cta{display:block;text-align:center;margin:12px 6px 6px;background:var(--yellow);color:var(--navy);font-weight:800;border-radius:30px;padding:15px;text-decoration:none}


/* ===== non-nav helpers (preserved from prior nav.css) ===== */
#sec-stats .scard.navy{background:var(--navy);border-color:var(--navy);color:#fff}
#sec-stats .scard.navy .big{color:var(--yellow)}
#sec-stats .scard.navy h4{color:#fff}
#sec-stats .scard.navy p{color:var(--dark-body)}
#sec-stats .scard.navy .stars{color:var(--yellow);letter-spacing:2px}
#sec-tst .q.navy{background:var(--navy);color:#fff}

.navbar a,.mobilemenu a{text-decoration:none;color:inherit}