:root{
      --bg0:#f6f8fc;
      --bg1:#eef3fb;
      --ink:#0b1220;
      --muted: rgba(11,18,32,.72);

      --blue:#1578be;
      --blue2:#04407c;
      --red:#d40000;

      --shadow: 0 18px 50px rgba(2,10,28,.12);
      --shadow2: 0 12px 34px rgba(2,10,28,.10);

      --radius: 24px;
      --radius2: 18px;
      --ring: 0 0 0 4px rgba(21,120,190,.18);

      --navH: 76px;
      --padX: clamp(14px, 2.2vw, 28px);

      --footer0:#0b1220;
      --footer1:#070d18;
      --ftext: rgba(255,255,255,.86);
      --fmuted: rgba(255,255,255,.68);
      --fstroke: rgba(255,255,255,.10);
    }

    *{box-sizing:border-box}
    html,body{height:100%}

    body{
      margin:0;
      color:var(--ink);
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
      background:
        radial-gradient(1100px 640px at 12% 14%, rgba(21,120,190,.18), transparent 62%),
        radial-gradient(900px 520px at 88% 18%, rgba(212,0,0,.10), transparent 60%),
        radial-gradient(1000px 680px at 68% 92%, rgba(4,64,124,.12), transparent 60%),
        linear-gradient(180deg, var(--bg0), var(--bg1));
      overflow-x:hidden;
      overflow-y:auto;
    }

    /* subtle tech grid */
    .grid{
      position:fixed; inset:0;
      pointer-events:none;
      opacity:.14;
      background-image:
        linear-gradient(to right, rgba(11,18,32,.08) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(11,18,32,.08) 1px, transparent 1px);
      background-size: 60px 60px;
      mask-image: radial-gradient(740px 460px at 45% 12%, rgba(0,0,0,1), transparent 70%);
      z-index:0;
    }

    /* soft orbs */
    .orb{
      position:fixed;
      border-radius:999px;
      filter: blur(18px);
      opacity:.35;
      pointer-events:none;
      animation: floaty 10s ease-in-out infinite;
      z-index:0;
    }
    .orb.o1{ width:240px;height:240px; left:-60px; top:120px; background:rgba(21,120,190,.45); animation-duration: 12s;}
    .orb.o2{ width:280px;height:280px; right:-80px; top:90px; background:rgba(212,0,0,.26); animation-duration: 14s;}
    .orb.o3{ width:340px;height:340px; right:160px; bottom:-140px; background:rgba(4,64,124,.34); animation-duration: 16s;}
    @keyframes floaty{
      0%,100%{ transform: translateY(0) translateX(0) scale(1); }
      50%{ transform: translateY(-16px) translateX(12px) scale(1.03); }
    }

    .wrap{
      min-height:100vh;
      display:flex;
      flex-direction:column;
      position:relative;
      /* z-index:1; */
    }

    /* NAV shell */
    .nav-shell{
      position: sticky;
      top: 0;
      z-index: 50;
      padding: 12px var(--padX);
      background: linear-gradient(180deg, rgba(246,248,252,.92), rgba(246,248,252,.55));
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(15,23,42,.06);
    }
    .nav-inner{
      width:100%;
      padding: 10px 14px;
      border-radius: 999px;
      background: rgba(255,255,255,.65);
      border: 1px solid rgba(15,23,42,.10);
      box-shadow: 0 10px 30px rgba(2,10,28,.10);
      backdrop-filter: blur(12px);
    }

    .brand{
      display:flex; align-items:center; gap:10px;
      font-weight: 1000;
      letter-spacing: -.02em;
      white-space:nowrap;
      color: rgba(11,18,32,.94);
      text-decoration:none;
    }
    .logo{
      width:38px;height:38px;border-radius:12px;
      /* background: linear-gradient(135deg, rgba(21,120,190,.98), rgba(212,0,0,.78)); */
      box-shadow: 0 14px 30px rgba(21,120,190,.18);
      position:relative;
      overflow:hidden;
      flex: 0 0 auto;
    }
    .logo:after{
      content:"";
      position:absolute; inset:-40% -20%;
      background: radial-gradient(circle at 30% 40%, rgba(255,255,255,.40), transparent 55%);
      transform: rotate(25deg);
    }
    .brand small{
      display:block;
      font-weight:900;
      opacity:.70;
      letter-spacing:.02em;
      font-size:.72rem;
      margin-top:2px;
    }

    /* Desktop nav links (Bootstrap nav, styled) */
    .navbar .navbar-nav .nav-link{
      color: rgba(11,18,32,.74);
      font-weight: 900;
      font-size: .92rem;
      padding: .55rem .75rem;
      border-radius: 999px;
      transition: background .18s ease, transform .18s ease, color .18s ease, box-shadow .18s ease;
      white-space:nowrap;
    }
    .navbar .navbar-nav .nav-link:hover,
    .navbar .navbar-nav .nav-link:focus{
      background: rgba(21,120,190,.10);
      color: rgba(11,18,32,.95);
      transform: translateY(-1px);
      box-shadow: 0 10px 18px rgba(2,10,28,.10);
    }

    /* Buttons (Bootstrap buttons, re-skinned) */
    .btn{
      border-radius: 999px !important;
      font-weight: 1000;
      display:inline-flex;
      align-items:center;
      gap:10px;
      white-space:nowrap;
    }
    .btn:focus{ box-shadow: var(--ring) !important; }

    .btn-ghost{
      color: rgba(11,18,32,.92) !important;
      background: rgba(255,255,255,.58) !important;
      border: 1px solid rgba(15,23,42,.10) !important;
      box-shadow: 0 12px 26px rgba(2,10,28,.10);
    }
    .btn-ghost:hover{ background: rgba(255,255,255,.72) !important; transform: translateY(-1px); }

    .btn-primaryx{
      color:#fff !important;
      border: 0 !important;
      background: linear-gradient(135deg, rgba(21,120,190,.98), rgba(212,0,0,.78)) !important;
      box-shadow: 0 16px 34px rgba(21,120,190,.18);
    }
    .btn-primaryx:hover{ filter: brightness(1.05); transform: translateY(-1px); }

    /* Mobile burger */
    .burger{
      width:42px;height:42px;
      border-radius: 999px;
      border: 1px solid rgba(15,23,42,.12) !important;
      background: rgba(255,255,255,.58) !important;
      display:grid;
      place-items:center;
      box-shadow: 0 12px 26px rgba(2,10,28,.10);
      padding:0;
      cursor:pointer;
    }
    .burger:focus{ box-shadow: var(--ring) !important; }
    .burger .ticon{ font-weight: 1100; color: rgba(11,18,32,.92); line-height:1; font-size: 1.1rem; }

    /* ===== Custom "offcanvas-like" mobile menu (NOT Bootstrap offcanvas) ===== */
    .sheet-backdrop{
      position: fixed;
      inset: 0;
      background: rgba(11,18,32,.44);
      backdrop-filter: blur(2px);
      opacity: 0;
      pointer-events: none;
      transition: opacity .18s ease;
      z-index: 9990;
    }
    .sheet{
      position: fixed;
      top: 0;
      right: 0;
      height: 100dvh;
      width: min(420px, 92vw);
      background: rgba(255,255,255,.86);
      border-left: 1px solid rgba(15,23,42,.10);
      box-shadow: 0 28px 70px rgba(2,10,28,.22);
      transform: translateX(102%);
      transition: transform .22s cubic-bezier(.2,.8,.2,1);
      z-index: 9995;
      display:flex;
      flex-direction:column;
    }
    .sheet::before{
      content:"";
      position:absolute; inset: -40% -30%;
      background:
        radial-gradient(circle at 20% 20%, rgba(21,120,190,.16), transparent 55%),
        radial-gradient(circle at 90% 18%, rgba(212,0,0,.10), transparent 56%),
        radial-gradient(circle at 70% 88%, rgba(4,64,124,.12), transparent 60%);
      transform: rotate(10deg);
      pointer-events:none;
      opacity:.9;
    }
    .sheet > *{ position:relative; }

    .sheet-head{
      padding: 14px 14px 10px;
      border-bottom: 1px solid rgba(15,23,42,.08);
      display:flex;
      align-items:center;
      gap: 10px;
    }
    .sheet-title{
      font-weight: 1100;
      letter-spacing:-.02em;
      margin:0;
      color: rgba(11,18,32,.94);
      font-size: 1rem;
      line-height:1.1;
    }
    .sheet-sub{
      margin:2px 0 0;
      color: rgba(11,18,32,.68);
      font-weight: 800;
      font-size: .82rem;
    }
    .sheet-close{
      margin-left:auto;
      width:42px;height:42px;
      border-radius: 999px;
      border: 1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.72);
      display:grid;
      place-items:center;
      cursor:pointer;
    }
    .sheet-close:focus{ outline:none; box-shadow: var(--ring); }

    .sheet-body{
      padding: 12px 14px;
      overflow:auto;
    }
    .sheet-nav a{
      display:block;
      text-decoration:none;
      font-weight: 1000;
      color: rgba(11,18,32,.92);
      padding: 12px 12px;
      border-radius: 14px;
      border: 1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.70);
      margin-bottom: 10px;
      transition: background .16s ease, transform .16s ease;
    }
    .sheet-nav a:hover{ background: rgba(21,120,190,.10); transform: translateY(-1px); }

    .sheet-actions{
      padding: 12px 14px 18px;
      border-top: 1px solid rgba(15,23,42,.08);
      display:grid;
      gap: 10px;
    }

    /* open state */
    body.sheet-open{ overflow:hidden; }
    body.sheet-open .sheet-backdrop{ opacity: 1; pointer-events:auto; }
    body.sheet-open .sheet{ transform: translateX(0); }

    /* show desktop nav, hide burger on lg+ */
    @media (min-width: 992px){
      .burger{ display:none !important; }
      .desktop-only{ display:flex !important; }
    }
    @media (max-width: 991.98px){
      .desktop-only{ display:none !important; }
    }

    /* HERO */
    .hero{
      padding: 18px var(--padX) 24px;
      position:relative;
      z-index:10;
    }
    .hero-card{
      width:100%;
      border-radius: calc(var(--radius) + 4px);
      background: linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.50));
      border: 1px solid rgba(15,23,42,.12);
      box-shadow: var(--shadow);
      backdrop-filter: blur(12px);
      overflow:hidden;
      position:relative;
    }
    .hero-card:before{
      content:"";
      position:absolute; inset:-40% -20%;
      background:
        radial-gradient(circle at 18% 28%, rgba(21,120,190,.18), transparent 56%),
        radial-gradient(circle at 78% 30%, rgba(212,0,0,.10), transparent 56%),
        radial-gradient(circle at 62% 85%, rgba(4,64,124,.12), transparent 58%);
      transform: rotate(10deg);
      opacity:.9;
      pointer-events:none;
    }
    .left, .right{
      border-radius: 22px;
      background: rgba(255,255,255,.22);
      border: 1px solid rgba(255,255,255,.10);
      padding: 20px;
      position:relative;
    }
    .left{ background: rgba(255,255,255,.18); }
    .right{ background: rgba(255,255,255,.16); }

    .pill{
      display:inline-flex;
      align-items:center;
      gap: 10px;
      padding: 8px 12px;
      border-radius: 999px;
      border: 1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.55);
      color: rgba(11,18,32,.86);
      font-weight: 1000;
      font-size: .86rem;
    }
    .dot{
      width:10px;height:10px;border-radius:999px;
      background: linear-gradient(135deg, var(--blue), var(--red));
      box-shadow: 0 0 0 6px rgba(21,120,190,.14);
    }

    h1{
      margin: 16px 0 10px;
      font-size: clamp(2.1rem, 3vw, 3.1rem);
      line-height: 1.05;
      letter-spacing: -0.04em;
      font-weight: 1100;
      color: rgba(11,18,32,.96);
    }
    .sub{
      margin: 0;
      color: var(--muted);
      font-size: 1.05rem;
      line-height: 1.55;
      max-width: 62ch;
      font-weight: 750;
    }

    .qcard{
      border-radius: var(--radius2);
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.55);
      padding: 14px 14px;
      box-shadow: var(--shadow2);
      overflow:hidden;
      position:relative;
      min-height: 96px;
      transition: transform .16s ease, background .16s ease, box-shadow .16s ease;
    }
    .qcard:hover{
      transform: translateY(-1px);
      background: rgba(255,255,255,.70);
      box-shadow: 0 16px 44px rgba(2,10,28,.12);
    }
    .qicon{
      width:40px;height:40px;border-radius:14px;
      display:grid; place-items:center;
      background: rgba(21,120,190,.10);
      border: 1px solid rgba(21,120,190,.14);
      margin-bottom: 10px;
    }
    .qtitle{
      font-weight: 1100;
      letter-spacing: -.02em;
      margin: 0 0 4px;
      font-size: 1.02rem;
      color: rgba(11,18,32,.94);
    }
    .qdesc{
      margin:0;
      color: rgba(11,18,32,.70);
      font-weight: 800;
      font-size: .92rem;
      line-height: 1.35;
    }

    .svg-wrap{
      margin-top: 14px;
      border-radius: 18px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.55);
      padding: 12px;
      height: 520px;
      overflow:hidden;
      box-shadow: var(--shadow2);
    }
    svg{ width:100%; height:100%; display:block; }

    .path-dash{
      stroke-dasharray: 10 10;
      animation: dash 2.4s linear infinite;
    }
    @keyframes dash{ to{ stroke-dashoffset: -40; } }

    .pulse{
      transform-origin:center;
      animation: pulse 1.8s ease-in-out infinite;
    }
    .pulse.p2{ animation-delay:.4s; }
    .pulse.p3{ animation-delay:.8s; }
    .pulse.p4{ animation-delay:1.2s; }
    @keyframes pulse{
      0%,100%{ transform: scale(1); opacity:.92; }
      50%{ transform: scale(1.12); opacity:1; }
    }

    /* Footer */
    footer{
      margin-top:auto;
      padding: 22px var(--padX) 18px;
      background: linear-gradient(180deg, var(--footer0), var(--footer1));
      color: var(--ftext);
      border-top: 1px solid var(--fstroke);
    }
    .footer-inner{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap: 18px;
      flex-wrap:wrap;
    }
    .f-brand{
      display:flex;
      gap:10px;
      align-items:flex-start;
      max-width: 640px;
    }
    .f-logo{
      width:38px;height:38px;border-radius:12px;
      /* background: linear-gradient(135deg, rgba(21,120,190,.98), rgba(212,0,0,.78)); */
      box-shadow: 0 18px 40px rgba(21,120,190,.18);
    }
    .f-title{
      font-weight: 1100;
      letter-spacing:-.02em;
      color:#fff;
      margin:0;
    }
    .f-sub{
      margin:6px 0 0;
      color: var(--fmuted);
      font-weight: 800;
      line-height:1.45;
    }
    .f-links{
      display:flex;
      gap: 10px;
      flex-wrap:wrap;
      align-items:center;
    }
    .f-links a{
      text-decoration:none;
      font-weight: 1000;
      color: rgba(255,255,255,.86);
      padding: 10px 12px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.06);
      transition: transform .16s ease, background .16s ease;
    }
    .f-links a:hover{
      transform: translateY(-1px);
      background: rgba(255,255,255,.10);
    }
    .f-bottom{
      margin-top: 14px;
      display:flex;
      justify-content:space-between;
      gap: 12px;
      flex-wrap:wrap;
      color: rgba(255,255,255,.62);
      font-weight: 800;
      font-size: .90rem;
      border-top: 1px solid rgba(255,255,255,.10);
      padding-top: 12px;
    }

    @media (max-width: 1060px){
      .svg-wrap{ height: 360px; }
    }
    @media (max-width: 520px){
      .nav-inner{ padding: 10px 10px; border-radius: 18px; }
      .btn{ padding: .6rem .85rem; }
      .hero-card .p-4{ padding: 18px !important; }
    }
      /* Ensure navbar can anchor absolute dropdown without pushing layout */
    .desktop-only{ position: relative; }

    /* Force dropdown to overlay (not take space / not stretch nav) */
    .desktop-only .dropdown-menu.kesco-menu{
      position: absolute !important;
      top: calc(100% + 10px);
      left: 50%;
      transform: translateX(-50%);
      margin-top: 0;
      z-index: 1055;
      display: block;                 /* keep for animation, controlled via opacity/visibility */
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
      transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
      will-change: transform, opacity;
    }

    /* When bootstrap adds .show, reveal nicely */
    .desktop-only .dropdown-menu.kesco-menu.show{
      opacity: 1;
      visibility: visible;
      pointer-events: auto;
      transform: translateX(-50%) translateY(0);
    }

    /* Optional: slight rise effect */
    .desktop-only .dropdown-menu.kesco-menu{
      transform: translateX(-50%) translateY(-6px);
    }

    /* Theme (keep consistent with your premium look) */
    .kesco-dd .dropdown-menu.kesco-menu{
      border-radius: 16px;
      padding: 10px;
      min-width: 270px;
      border: 1px solid rgba(255,255,255,.14);
      background: rgba(15, 23, 42, .72);
      backdrop-filter: blur(12px);
      box-shadow: 0 18px 50px rgba(2,10,28,.18);
    }
    .kesco-dd .dropdown-item{
      border-radius: 12px;
      padding: 10px 12px;
      color: rgba(255,255,255,.92);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .kesco-dd .dropdown-item:hover{
      background: rgba(255,255,255,.10);
    }
    .kesco-dd .dropdown-divider{
      border-top-color: rgba(255,255,255,.12);
    }

    /* Prevent nav link "jump" */
    .kesco-dd .dropdown-toggle::after{ margin-left: .45rem; }