:root {
  --bg-indigo-1: #1c2150;
  --bg-indigo-2: #2a2f6e;
  --bg-deep: #111633;
  --cyan: #00b8d9;
  --cyan-bright: #55e8ff;
  --cyan-soft: rgba(0,184,217,.14);
  --gold: #c9a227;
  --text-hi: #fff;
  --text-lo: #b9c2e0;
  --glass-bg: rgba(255,255,255,.06);
  --glass-bg-strong: rgba(255,255,255,.10);
  --glass-border: rgba(0,184,217,.35);
  --glass-blur: blur(14px) saturate(150%);
  --glass-shadow: 0 8px 32px rgba(10,12,40,.45), inset 0 1px 0 rgba(255,255,255,.12);
  --container: 1240px;
  --header-height: 84px;
}

*, *::before, *::after { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; min-height: 100vh; color: var(--text-hi); background: var(--bg-deep); font-family: 'Space Grotesk', Inter, system-ui, sans-serif; line-height: 1.5; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 1000; top: 12px; left: 12px; transform: translateY(-150%); padding: 10px 14px; color: #08132a; background: var(--cyan-bright); border-radius: 8px; }
.skip-link:focus { transform: none; }

.site-canvas { position: relative; min-height: 100vh; overflow: clip; background: radial-gradient(90% 75% at 68% 22%, #333a89 0%, var(--bg-indigo-1) 47%, #141838 100%); }
.site-canvas::before { content: ''; position: fixed; inset: 0; pointer-events: none; opacity: .18; background-image: linear-gradient(rgba(86,135,255,.22) 1px, transparent 1px), linear-gradient(90deg, rgba(86,135,255,.22) 1px, transparent 1px); background-size: 52px 52px; mask-image: linear-gradient(to bottom, #000, transparent 76%); }
.site-canvas::after { content: ''; position: fixed; inset: 0; pointer-events: none; background: radial-gradient(circle at 50% 15%, transparent 25%, rgba(7,10,33,.25) 72%, rgba(7,10,33,.52) 100%); }
.site-header, .site-main, .site-footer { position: relative; }
.site-header { z-index: 100; }
.site-main { z-index: 1; }
.site-footer { z-index: 2; }
.glass { background: var(--glass-bg); backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); box-shadow: var(--glass-shadow); border-radius: 16px; }

.site-header { height: var(--header-height); border-bottom: 1px solid rgba(0,184,217,.16); background: rgba(14,20,58,.62); backdrop-filter: blur(18px) saturate(140%); -webkit-backdrop-filter: blur(18px) saturate(140%); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 34px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-size: clamp(1.25rem, 2vw, 1.72rem); font-weight: 700; letter-spacing: -.045em; white-space: nowrap; }
.brand-mark { width: 43px; height: 43px; overflow: visible; color: var(--cyan-bright); filter: drop-shadow(0 0 8px rgba(0,184,217,.75)); }
.brand-mark path, .brand-mark polygon { vector-effect: non-scaling-stroke; stroke-width: 1.4; }
.brand-mark circle { fill: currentColor; }
.primary-nav { display: flex; align-items: center; justify-content: flex-end; flex: 1; gap: 28px; }
.nav-list { display: flex; align-items: center; gap: 4px; }
.nav-item { position: relative; }
.nav-item > a, .login-link { display: flex; align-items: center; gap: 8px; padding: 14px 12px; color: #e8edff; font-size: .91rem; font-weight: 500; transition: color .2s ease, background .2s ease; border-radius: 9px; }
.nav-item > a:hover, .nav-item > a:focus-visible, .nav-item > a[aria-current='page'], .login-link:hover { color: var(--cyan-bright); background: rgba(0,184,217,.07); }
.chevron { width: 7px; height: 7px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-2px); transition: transform .2s ease; }
.submenu { position: absolute; visibility: hidden; opacity: 0; transform: translateY(8px); top: calc(100% + 6px); left: 0; min-width: 220px; padding: 8px; background: rgba(18,25,68,.96); border: 1px solid rgba(0,184,217,.30); border-radius: 12px; box-shadow: var(--glass-shadow); transition: opacity .18s ease, transform .18s ease, visibility .18s; }
.submenu a { display: block; padding: 10px 12px; color: var(--text-lo); border-radius: 8px; font-size: .9rem; }
.submenu a:hover, .submenu a:focus-visible, .submenu a[aria-current='page'] { color: #fff; background: rgba(0,184,217,.15); }
.has-submenu:hover .submenu, .has-submenu:focus-within .submenu { visibility: visible; opacity: 1; transform: translateY(0); }
.has-submenu:hover .chevron, .has-submenu:focus-within .chevron { transform: rotate(225deg) translate(-2px,-2px); }
.header-actions { display: flex; align-items: center; gap: 10px; padding-left: 18px; border-left: 1px solid rgba(185,194,224,.18); }
.button {
  --btn-a:#00b8d9; --btn-c:#55e8ff;
  --btn-dark:rgba(7,12,38,.96); --btn-glow:rgba(0,184,217,.62);
  position:relative; z-index:0; display:inline-flex; justify-content:center; align-items:center; gap:9px;
  min-height:48px; padding:0 22px; border:0; border-radius:12px; color:#fff;
  background:linear-gradient(90deg,var(--btn-a),var(--btn-c));
  box-shadow:inset 0 0 5px rgba(255,255,255,.66),inset 0 35px 30px var(--btn-dark),0 5px 10px rgba(0,0,0,.58),0 0 12px rgba(0,184,217,.18);
  text-shadow:1px 1px 1px #000; font-weight:600; letter-spacing:.01em; cursor:pointer;
  transition:transform .3s ease,box-shadow .3s ease,filter .3s ease;
}
.button::before { content:''; position:absolute; z-index:-1; inset:0; margin:auto; border-radius:12px; background:conic-gradient(transparent 80deg,var(--btn-a),var(--btn-c),var(--btn-a),transparent 280deg); filter:blur(8px); opacity:.72; transition:filter .3s ease,opacity .3s ease,transform .3s ease; }
.button:hover::before,.button:focus-visible::before { filter:blur(16px); opacity:1; }
.button:hover,.button:focus-visible { transform:translateY(-2px); box-shadow:inset 0 0 6px rgba(255,255,255,.76),inset 0 35px 28px var(--btn-dark),0 7px 14px rgba(0,0,0,.62),0 0 24px var(--btn-glow); }
.button:active { transform:translateY(2px); box-shadow:inset 0 0 5px rgba(255,255,255,.62),inset 0 35px 30px var(--btn-dark),0 2px 5px rgba(0,0,0,.55); }
.button:active::before { filter:blur(5px); transform:translateY(1px); }
.button:focus-visible { outline:2px solid var(--cyan-bright); outline-offset:4px; }
.button > i { font-size:.92em; filter:drop-shadow(0 0 5px currentColor); }
.button-small { min-height:42px; padding-inline:19px; font-size:.88rem; }
.button-primary { --btn-a:#00b8d9; --btn-c:#55e8ff; --btn-glow:rgba(0,184,217,.68); }
.button[disabled],.button[aria-disabled='true'] { opacity:.42; cursor:not-allowed; filter:saturate(.45); transform:none; }
.button[disabled]::before,.button[aria-disabled='true']::before { opacity:0; }
.menu-toggle { display: none; width: 46px; height: 42px; border: 1px solid var(--glass-border); border-radius: 9px; background: var(--glass-bg); align-items: center; justify-content: center; flex-direction: column; gap: 5px; color: #fff; }
.menu-toggle > span:not(.sr-only) { display: block; width: 21px; height: 2px; background: currentColor; transition: transform .2s, opacity .2s; }

.site-main { min-height: 56vh; }
.page-hero { min-height: 58vh; display: grid; align-items: center; padding: 82px 0 110px; }
.page-title { position: relative; overflow: hidden; min-height: 290px; padding: clamp(38px, 7vw, 82px); display: flex; flex-direction: column; justify-content: center; }
.page-title::after { content: ''; position: absolute; width: 440px; height: 440px; border: 1px solid rgba(0,184,217,.2); border-radius: 50%; right: -150px; top: -170px; box-shadow: 0 0 85px rgba(0,184,217,.11), inset 0 0 70px rgba(0,184,217,.09); }
.eyebrow { color: var(--cyan-bright); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .18em; }
h1 { max-width: 900px; margin: 10px 0 0; font-size: clamp(2.3rem, 6vw, 5.25rem); line-height: .98; letter-spacing: -.055em; text-transform: uppercase; }
.page-title .button { width: max-content; margin-top: 30px; }
.home-shell { position: relative; min-height: 64vh; }
.home-shell-inner { position: relative; min-height: inherit; }
.shell-grid { position: absolute; inset: 88px 0; display: grid; grid-template-columns: 1.15fr .85fr; grid-template-rows: 1fr 120px; gap: 20px; opacity: .24; }
.shell-grid span { border: 1px solid rgba(0,184,217,.35); border-radius: 16px; background: rgba(255,255,255,.025); box-shadow: inset 0 1px rgba(255,255,255,.08); }
.shell-grid span:last-child { grid-column: 1 / -1; }
.ambient-orb { position: absolute; border-radius: 50%; filter: blur(4px); pointer-events: none; }
.orb-one { width: 500px; height: 500px; right: 12%; top: 4%; background: radial-gradient(circle, rgba(0,184,217,.2), transparent 66%); }
.orb-two { width: 380px; height: 380px; left: 4%; bottom: -20%; background: radial-gradient(circle, rgba(86,55,213,.28), transparent 69%); }

.sitemap-page .page-title { min-height: 420px; }
.sitemap-grid { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; margin-top: 42px; }
.sitemap-grid h2 { margin: 0 0 14px; color: var(--cyan-bright); font-size: 1rem; text-transform: uppercase; letter-spacing: .08em; }
.sitemap-grid li + li { margin-top: 8px; }
.sitemap-grid a { color: var(--text-lo); }
.sitemap-grid a:hover { color: #fff; }

.site-footer { border-top: 1px solid rgba(0,184,217,.20); background: rgba(9,13,38,.5); }
.footer-grid { display: grid; grid-template-columns: 1.8fr repeat(4, 1fr); gap: 40px; padding: 62px 0 46px; }
.footer-brand p { max-width: 270px; margin-top: 18px; color: var(--text-lo); font-size: .9rem; }
.brand-orb { width: 26px; height: 26px; display: inline-block; border: 1px solid var(--cyan-bright); border-radius: 50%; box-shadow: 0 0 12px var(--cyan); }
.footer-menu h2 { margin: 5px 0 17px; font-size: .78rem; text-transform: uppercase; letter-spacing: .11em; color: #fff; }
.footer-menu li + li { margin-top: 9px; }
.footer-menu a { color: var(--text-lo); font-size: .88rem; transition: color .2s; }
.footer-menu a:hover { color: var(--cyan-bright); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 0 28px; border-top: 1px solid rgba(185,194,224,.11); color: #8f99bb; font-size: .78rem; }
.footer-bottom p { margin: 0; }

@media (max-width: 1060px) {
  .menu-toggle { display: flex; margin-left: auto; }
  .menu-toggle[aria-expanded='true'] span:nth-of-type(2) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded='true'] span:nth-of-type(3) { opacity: 0; }
  .menu-toggle[aria-expanded='true'] span:nth-of-type(4) { transform: translateY(-7px) rotate(-45deg); }
  .primary-nav { display: none; position: absolute; inset: var(--header-height) 0 auto; padding: 18px 20px 24px; flex-direction: column; align-items: stretch; background: rgba(15,21,58,.98); border-bottom: 1px solid var(--glass-border); box-shadow: 0 20px 40px rgba(7,10,33,.45); }
  .primary-nav.is-open { display: flex; }
  .nav-list { display: block; }
  .nav-item > a { justify-content: space-between; padding: 12px 10px; }
  .submenu { position: static; visibility: visible; opacity: 1; transform: none; display: grid; grid-template-columns: repeat(2, 1fr); min-width: 0; margin: 0 0 8px 14px; padding: 4px 8px; background: rgba(255,255,255,.025); border-color: rgba(0,184,217,.12); box-shadow: none; }
  .header-actions { justify-content: flex-start; padding: 10px 0 0; border-left: 0; border-top: 1px solid rgba(185,194,224,.14); }
  body.menu-open { overflow: hidden; }
  .footer-grid { grid-template-columns: 2fr repeat(2, 1fr); }
  .footer-brand { grid-row: span 2; }
  .sitemap-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  :root { --header-height: 72px; }
  .container { width: min(calc(100% - 28px), var(--container)); }
  .brand { font-size: 1.28rem; }
  .brand-mark { width: 37px; height: 37px; }
  .submenu { grid-template-columns: 1fr; }
  .header-actions { flex-wrap: wrap; }
  .header-actions .button { flex: 1; }
  .page-hero { padding: 46px 0 74px; align-items: start; }
  .page-title { min-height: 240px; padding: 34px 26px; }
  h1 { font-size: clamp(2.15rem, 14vw, 3.8rem); }
  .home-shell { min-height: 58vh; }
  .shell-grid { inset: 46px 0; grid-template-columns: 1fr; grid-template-rows: 1fr 110px 110px; }
  .shell-grid span:last-child { grid-column: auto; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 34px 24px; padding-top: 48px; }
  .footer-brand { grid-column: 1 / -1; grid-row: auto; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .sitemap-grid { grid-template-columns: 1fr; }
}

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