/* =========================================================
   VertexStaff Inc — shared premium base (loaded on every page)
   ========================================================= */
:root {
  --bg: #06080f;
  --bg-2: #0b0f1a;
  --surface: rgba(255, 255, 255, 0.045);
  --surface-2: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.1);
  --text: #eef1f8;
  --muted: #a3aec4;
  --accent: #4f8cff;
  --accent-2: #7c5cff;
  --grad: linear-gradient(135deg, #4f8cff 0%, #7c5cff 100%);
  --radius: 22px;
  --shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.85);
  --glow: 0 12px 34px -8px rgba(79, 140, 255, 0.55);
  --font-head: 'Poppins', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  line-height: 1.7;
  background:
    radial-gradient(900px 520px at 88% -8%, rgba(79, 140, 255, 0.18), transparent 60%),
    radial-gradient(760px 520px at -5% 38%, rgba(124, 92, 255, 0.13), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3 {
  margin: 0;
  font-family: var(--font-head);
  line-height: 1.15;
  letter-spacing: -0.02em;
}
p { margin: 0; }
img { max-width: 100%; display: block; }
::selection { background: var(--accent); color: #fff; }

/* Gradient headline text helper (used by page CSS) */
.grad-text {
  background: linear-gradient(135deg, #ffffff 0%, #b9ccff 55%, #a99bff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* Buttons */
button {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 14px 32px;
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: var(--grad);
  box-shadow: var(--glow);
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
}
button:hover { transform: translateY(-3px); box-shadow: 0 18px 40px -8px rgba(79, 140, 255, 0.7); filter: brightness(1.08); }
button:active { transform: translateY(-1px); }

/* Entrance animation */
@keyframes rise {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: none; }
}
section { animation: rise 0.9s cubic-bezier(0.2, 0.7, 0.2, 1) both; }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #232b3d; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: #33405c; }

@media (prefers-reduced-motion: reduce) {
  section { animation: none; }
  html { scroll-behavior: auto; }
  button, .btn, .main-nav a { transition: none; }
}

/* =========================================================
   Professional layout: header, logo, buttons, footer, loader
   ========================================================= */
.logo { display: inline-flex; align-items: center; gap: 12px; color: var(--text); text-decoration: none; }
.logo__mark { width: 40px; height: 40px; flex: none; filter: drop-shadow(0 6px 16px rgba(79, 140, 255, 0.45)); transition: transform 0.35s ease; }
.logo:hover .logo__mark { transform: rotate(-6deg) scale(1.06); }
.logo__text { display: flex; flex-direction: column; line-height: 1; }
.logo__name { font-family: var(--font-head); font-size: 1.28rem; font-weight: 700; letter-spacing: -0.025em; color: #fff; }
.logo__name b { font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.logo__sub { margin-top: 5px; font-family: var(--font-head); font-size: 0.6rem; font-weight: 600; letter-spacing: 0.42em; color: var(--muted); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 1000; background: rgba(6, 8, 15, 0.72); border-bottom: 1px solid var(--border); -webkit-backdrop-filter: blur(18px) saturate(160%); backdrop-filter: blur(18px) saturate(160%); }
.site-header__inner { position: relative; max-width: 1240px; height: 72px; margin: 0 auto; padding: 0 28px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.main-nav { display: flex; align-items: center; gap: 4px; }
.nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
.nav-burger { display: none; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--border); background: var(--surface); cursor: pointer; position: relative; }
.nav-burger span, .nav-burger span::before, .nav-burger span::after { position: absolute; left: 12px; right: 12px; height: 2px; border-radius: 2px; background: #fff; content: ""; transition: transform 0.3s ease, opacity 0.2s ease; }
.nav-burger span { top: 21px; }
.nav-burger span::before { left: 0; right: 0; top: -7px; }
.nav-burger span::after { left: 0; right: 0; top: 7px; }
.nav-toggle:checked + .nav-burger span { background: transparent; }
.nav-toggle:checked + .nav-burger span::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle:checked + .nav-burger span::after { transform: translateY(-7px) rotate(-45deg); }
.nav-toggle:focus-visible + .nav-burger { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Hero buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 32px; font-family: var(--font-head); font-size: 0.95rem; font-weight: 600; text-decoration: none; border-radius: 999px; transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease; }
.btn-primary { color: #fff; background: var(--grad); box-shadow: var(--glow); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 18px 40px -8px rgba(79, 140, 255, 0.7); }
.btn-ghost { color: #fff; border: 1px solid rgba(255, 255, 255, 0.28); background: rgba(255, 255, 255, 0.06); }
.btn-ghost:hover { transform: translateY(-3px); background: rgba(255, 255, 255, 0.14); border-color: rgba(255, 255, 255, 0.5); }

/* Footer */
.site-footer { margin-top: 70px; background: rgba(8, 11, 20, 0.92); border-top: 1px solid var(--border); }
.site-footer__inner { max-width: 1240px; margin: 0 auto; padding: 56px 28px 40px; display: grid; grid-template-columns: 1.3fr 0.8fr 1.9fr; gap: 48px; }
.site-footer__brand p { max-width: 34ch; margin-top: 18px; color: var(--muted); font-size: 0.95rem; }
.site-footer__col { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.site-footer__col h3 { margin-bottom: 6px; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: #fff; }
.site-footer__col a, .site-footer__col span { color: var(--muted); font-size: 0.95rem; text-decoration: none; transition: color 0.2s ease; }
.site-footer__col a:hover { color: #fff; }

/* Loader (replaces the old "VS" text) */
#loader { place-items: center; animation: loaderOut 0.5s ease 3s forwards; }
.loader-logo { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.loader-logo .logo__mark { width: 88px; height: 88px; animation: markPulse 1.5s ease-in-out infinite; }
.loader-name { font-family: var(--font-head); font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; color: #fff; }
.loader-name b { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.loader-bar { width: 150px; height: 3px; overflow: hidden; border-radius: 3px; background: rgba(255, 255, 255, 0.12); }
.loader-bar i { display: block; height: 100%; width: 0; border-radius: 3px; background: var(--grad); animation: loadBar 1.4s ease-out forwards; }
@keyframes markPulse { 0%, 100% { transform: scale(0.94); } 50% { transform: scale(1.05); } }
@keyframes loadBar { to { width: 100%; } }
@keyframes loaderOut { to { opacity: 0; visibility: hidden; pointer-events: none; } }

@media (max-width: 860px) {
  .site-header__inner { height: 66px; padding: 0 18px; }
  .nav-burger { display: block; }
  .main-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 2px; padding: 14px 18px 20px; background: rgba(6, 8, 15, 0.96); border-bottom: 1px solid var(--border); -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px); }
  .nav-toggle:checked ~ .main-nav { display: flex; }
  .site-footer__inner { grid-template-columns: 1fr; gap: 32px; padding: 44px 22px 30px; }
}
@media (max-width: 420px) { .logo__sub { display: none; } .logo__name { font-size: 1.15rem; } }

/* =========================================================
   Navigation with drop-down menus (content from TEKsystems)
   ========================================================= */
.main-nav { gap: 2px; }
.nav-item > a, .nav-util, .header-cta { position: relative; display: inline-block; padding: 10px 14px; font-family: var(--font-head); font-size: 0.92rem; font-weight: 500; color: var(--muted); text-decoration: none; border-radius: 10px; transition: color 0.25s ease; white-space: nowrap; }
.nav-item > a::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: 3px; height: 2px; border-radius: 2px; background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease; }
.nav-item:hover > a, .nav-item:focus-within > a, .nav-item > a.active, .nav-util:hover { color: #fff; }
.nav-item:hover > a::after, .nav-item:focus-within > a::after, .nav-item > a.active::after { transform: scaleX(1); }
.nav-util { margin-left: 8px; font-size: 0.85rem; }
.header-cta { margin-left: 10px; padding: 10px 22px; color: #fff; font-weight: 600; background: var(--grad); border-radius: 999px; box-shadow: var(--glow); transition: transform 0.25s ease, box-shadow 0.25s ease; }
.header-cta:hover { transform: translateY(-2px); box-shadow: 0 16px 36px -10px rgba(79, 140, 255, 0.75); }

.menu { position: absolute; left: 28px; right: 28px; top: 100%; display: none; padding-top: 10px; }
.nav-item:hover > .menu, .nav-item:focus-within > .menu { display: block; }
.menu__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 26px 30px; padding: 28px 32px; max-height: calc(100vh - 110px); overflow-y: auto; background: rgba(8, 11, 20, 0.97); border: 1px solid var(--border); border-radius: 22px; box-shadow: 0 30px 70px -20px rgba(0, 0, 0, 0.85); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); }
.menu__group { display: flex; flex-direction: column; gap: 4px; align-content: start; }
.menu__title { display: block; margin-bottom: 8px; font-family: var(--font-head); font-size: 0.8rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #fff; text-decoration: none; }
a.menu__title:hover { color: var(--accent); }
.menu__link { display: block; padding: 6px 0; font-size: 0.92rem; color: var(--muted); text-decoration: none; transition: color 0.2s ease, transform 0.2s ease; }
.menu__link:hover { color: #fff; transform: translateX(4px); }
.menu__see { justify-content: flex-end; }
.menu__cta { display: inline-block; align-self: flex-start; padding: 10px 20px; font-family: var(--font-head); font-size: 0.9rem; font-weight: 600; color: #fff; text-decoration: none; background: var(--grad); border-radius: 999px; box-shadow: var(--glow); }

/* =========================================================
   Content blocks used by the TEKsystems-based pages
   ========================================================= */
.eyebrow { display: inline-block; margin-bottom: 12px; font-family: var(--font-head); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase; color: var(--accent); }
.center-eyebrow { display: block; text-align: center; }
.lead { max-width: 760px; margin: 0 auto 28px; text-align: center; color: var(--muted); font-size: 1.15rem; }
.center { text-align: center; margin: 28px 0 0; }
.sub { margin: -24px 0 36px; text-align: center; font-family: var(--font-head); font-size: 1.15rem; font-weight: 500; color: var(--muted); }
.split .btn, .glass .btn, .cta .btn { margin-top: 22px; }
.bg-image .btn { margin-top: 6px; }

.page-hero { max-width: none; padding: 110px 24px 80px; text-align: center; background: radial-gradient(640px 320px at 50% 0%, rgba(79, 140, 255, 0.22), transparent 70%); }
.page-hero h1 { font-size: clamp(2.4rem, 6.5vw, 4.6rem); font-weight: 800; letter-spacing: -0.035em; background: linear-gradient(135deg, #ffffff 0%, #b9ccff 55%, #a99bff 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.page-hero p { max-width: 720px; margin: 18px auto 0; color: #c4cde0; font-size: clamp(1.02rem, 1.6vw, 1.25rem); }

.panel { max-width: 1240px; margin: 36px auto; padding: 56px 40px; background: var(--surface); border: 1px solid var(--border); border-radius: 30px; box-shadow: var(--shadow); }
.panel > h2 { margin-bottom: 26px; font-size: clamp(1.7rem, 3.2vw, 2.5rem); }
.panel > h2::after { content: ""; display: block; width: 56px; height: 4px; margin-top: 16px; border-radius: 4px; background: var(--grad); }
.panel__lead { max-width: 820px; margin-bottom: 26px; color: var(--muted); font-size: 1.1rem; }
.panel__group { margin-top: 34px; }
.panel__group h3 { margin-bottom: 16px; font-size: 1.15rem; color: #fff; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
.tile { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 20px; font-family: var(--font-head); font-size: 0.95rem; font-weight: 600; line-height: 1.35; color: #fff; text-decoration: none; background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border); border-radius: 16px; transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease; }
.tile::after { content: "\2192"; flex: none; color: var(--accent); transition: transform 0.25s ease; }
.tile:hover { transform: translateY(-3px); border-color: rgba(79, 140, 255, 0.55); background: var(--surface-2); }
.tile:hover::after { transform: translateX(4px); }
:target { scroll-margin-top: 96px; }

.partner-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.partner-list a { display: flex; align-items: center; justify-content: center; min-height: 74px; padding: 14px; font-family: var(--font-head); font-size: 1.05rem; font-weight: 600; color: #fff; text-decoration: none; background: rgba(255, 255, 255, 0.05); border: 1px solid var(--border); border-radius: 16px; transition: transform 0.25s ease, border-color 0.25s ease; }
.partner-list a:hover { transform: translateY(-3px); border-color: rgba(79, 140, 255, 0.55); }
.big-stat { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 260px; padding: 30px; text-align: center; background: radial-gradient(360px 220px at 50% 0%, rgba(124, 92, 255, 0.25), transparent 70%), var(--surface); border: 1px solid var(--border); border-radius: 26px; }
.big-stat strong { font-family: var(--font-head); font-size: clamp(3.5rem, 9vw, 6rem); font-weight: 800; line-height: 1; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.big-stat span { margin-top: 14px; color: var(--muted); font-size: 1.1rem; max-width: 24ch; }
.statement { max-width: 920px; margin: 20px auto 10px; padding: 70px 28px; text-align: center; }
.statement p { font-family: var(--font-head); font-size: clamp(1.2rem, 2.4vw, 1.8rem); font-weight: 500; line-height: 1.55; color: #e8ecf5; }

/* Footer (TEKsystems content) */
.site-footer__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 28px; }
.site-footer__list a, .site-footer__list span { color: var(--muted); font-size: 0.9rem; text-decoration: none; }
.site-footer__list a:hover { color: #fff; }
.site-footer__social { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 22px; }
.site-footer__social a { font-size: 0.85rem; font-weight: 600; color: var(--muted); text-decoration: none; }
.site-footer__social a:hover { color: #fff; }
.site-footer__bottom { max-width: 1240px; margin: 0 auto; padding: 24px 28px 30px; border-top: 1px solid var(--border); text-align: center; font-size: 0.82rem; color: var(--muted); }
.site-footer__bottom p { margin: 0 0 4px; }
.site-footer__note { max-width: 880px; margin: 14px auto 0 !important; font-size: 0.78rem; opacity: 0.8; }

@media (max-width: 1100px) {
  .nav-item > a, .nav-util { padding: 10px 10px; font-size: 0.88rem; }
}
@media (max-width: 960px) {
  .nav-burger { display: block; }
  .main-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; max-height: calc(100vh - 66px); overflow-y: auto; flex-direction: column; align-items: stretch; gap: 2px; padding: 14px 18px 20px; background: rgba(6, 8, 15, 0.97); border-bottom: 1px solid var(--border); }
  .nav-toggle:checked ~ .main-nav { display: flex; }
  .nav-item > a, .nav-util { display: block; padding: 14px 12px; font-size: 1rem; }
  .nav-item > a::after { display: none; }
  .nav-item > a.active { background: var(--surface-2); color: #fff; }
  .menu { display: none !important; }
  .nav-util { margin-left: 0; }
  .header-cta { margin: 10px 0 0; padding: 14px; text-align: center; }
  .panel { margin-inline: 14px; padding: 36px 20px; }
  .partner-list { grid-template-columns: 1fr 1fr; }
  .site-footer__list { grid-template-columns: 1fr; }
}