:root {
  --bg: #020409;
  --bg-2: #040913;
  --panel: #06101b;
  --panel-2: #081727;
  --ink: #f5fbff;
  --muted: #8fb5c8;
  --cyan: #00eaff;
  --cyan-2: #4ff6ff;
  --magenta: #ff0a76;
  --red: #ff264f;
  --yellow: #ffd84d;
  --green: #4cff9a;
  --violet: #bf65ff;
  --line: rgba(0,234,255,.56);
  --line-hot: rgba(255,10,118,.72);
  --shadow-cyan: 0 0 14px rgba(0,234,255,.22);
  --shadow-pink: 0 0 16px rgba(255,10,118,.20);
  --mono: "Cascadia Mono", "IBM Plex Mono", "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --max: 1220px;
}

* { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 78% 8%, rgba(0,234,255,.07), transparent 26rem),
    radial-gradient(circle at 16% 24%, rgba(255,10,118,.075), transparent 28rem),
    linear-gradient(180deg, #010307 0%, #030710 52%, #010307 100%);
  color: var(--ink);
  font-family: var(--mono);
  line-height: 1.55;
  letter-spacing: .018em;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background: repeating-linear-gradient(180deg, rgba(255,255,255,.018) 0 1px, transparent 1px 4px);
  mix-blend-mode: screen;
  opacity: .62;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  box-shadow: inset 0 0 140px rgba(0,0,0,.88);
}

::selection { background: var(--magenta); color: #fff; }
a { color: var(--cyan-2); text-decoration-thickness: 1px; text-underline-offset: .2em; }
a:hover { color: #fff; text-shadow: 0 0 10px var(--cyan); }
img { max-width: 100%; display: block; }
button, input, select { font: inherit; }

.shell {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(2,4,9,.88);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 30px rgba(0,0,0,.36);
}
.nav-wrap {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  color: #fff;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: .08em;
}
.brand-main {
  font-size: clamp(1.2rem, 3vw, 2rem);
  color: #fff;
  text-shadow: -2px 0 0 var(--magenta), 2px 0 0 var(--cyan), 0 0 14px rgba(255,10,118,.55);
}
.brand-os { color: var(--cyan); font-size: .78em; }
.brand-cursor { color: var(--yellow); animation: cursorBlink 1.05s steps(1) infinite; }

.site-nav { display: flex; align-items: center; gap: 6px; }
.site-nav a {
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  font-size: .84rem;
  letter-spacing: .08em;
  padding: 9px 12px;
  border: 1px solid transparent;
}
.site-nav a:hover, .site-nav a[aria-current="page"] {
  color: #fff;
  border-color: var(--cyan);
  background: rgba(0,234,255,.055);
  box-shadow: inset 0 0 16px rgba(0,234,255,.06), var(--shadow-cyan);
}
.nav-toggle {
  display: none;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  background: transparent;
  padding: 8px 10px;
  cursor: pointer;
}

.status-strip {
  border-bottom: 1px solid rgba(255,10,118,.28);
  background: rgba(255,10,118,.035);
  color: var(--muted);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .07em;
}
.status-strip .shell { display: flex; flex-wrap: wrap; gap: 14px 28px; padding: 7px 0; }
.status-ok { color: var(--green); }
.status-private { color: var(--yellow); }

.hero {
  position: relative;
  min-height: 640px;
  display: grid;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid rgba(0,234,255,.28);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(2,4,9,.99) 0%, rgba(2,4,9,.95) 35%, rgba(2,4,9,.54) 70%, rgba(2,4,9,.85) 100%),
    url('../img/wallpapers/wallpaper_vantrel_terminal_overlook_16x9.png') center/cover no-repeat;
  filter: contrast(1.18) saturate(1.12) brightness(.58);
}
.hero::after {
  content: "";
  position: absolute;
  left: -4%; right: -4%; bottom: 54px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--magenta), var(--cyan), transparent);
  box-shadow: 0 0 20px var(--magenta);
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, .75fr);
  align-items: center;
  gap: 34px;
  padding: 72px 0 82px;
}
.eyebrow {
  color: var(--cyan);
  font-size: .86rem;
  text-transform: uppercase;
  letter-spacing: .14em;
  margin-bottom: 14px;
}
.hero h1, .page-hero h1 {
  margin: 0;
  max-width: 900px;
  font-size: clamp(2.8rem, 8vw, 6.8rem);
  line-height: .9;
  letter-spacing: -.045em;
  text-transform: uppercase;
}
.glitch-title {
  color: #fff;
  text-shadow: -4px 0 0 rgba(255,10,118,.86), 4px 0 0 rgba(0,234,255,.72), 0 0 28px rgba(255,255,255,.08);
}
.hero .lede, .page-hero .lede {
  max-width: 760px;
  color: #d8ecf4;
  font-size: clamp(1rem, 2vw, 1.24rem);
  margin: 28px 0 0;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--cyan);
  color: #fff;
  background: rgba(0,234,255,.055);
  text-decoration: none;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: .075em;
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}
.btn:hover { background: var(--cyan); color: #001014; box-shadow: 0 0 24px rgba(0,234,255,.36); text-shadow: none; }
.btn.hot { border-color: var(--magenta); background: rgba(255,10,118,.08); }
.btn.hot:hover { background: var(--magenta); color: #fff; box-shadow: 0 0 24px rgba(255,10,118,.38); }
.btn[aria-disabled="true"], .btn.disabled { opacity: .42; cursor: not-allowed; filter: grayscale(.5); }

.hero-mascot {
  justify-self: end;
  position: relative;
  width: min(100%, 480px);
}
.hero-mascot img { filter: contrast(1.18) drop-shadow(0 0 18px rgba(0,234,255,.16)); }
.hero-mascot::after {
  content: "VANT // SYSTEM COMPANION";
  position: absolute;
  right: 0;
  bottom: 6%;
  color: var(--cyan);
  border: 1px solid var(--cyan);
  background: rgba(2,4,9,.92);
  padding: 7px 10px;
  font-size: .72rem;
  letter-spacing: .08em;
}

section { position: relative; }
.section { padding: 84px 0; }
.section.compact { padding: 54px 0; }
.section-kicker { color: var(--magenta); text-transform: uppercase; letter-spacing: .13em; font-size: .78rem; }
.section-title { margin: 8px 0 14px; font-size: clamp(1.8rem, 4vw, 3.3rem); line-height: 1; text-transform: uppercase; }
.section-copy { color: var(--muted); max-width: 760px; }

.grid { display: grid; gap: 18px; }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.panel {
  position: relative;
  background: linear-gradient(180deg, rgba(8,23,39,.92), rgba(4,10,18,.96));
  border: 1px solid rgba(0,234,255,.42);
  padding: 22px;
  box-shadow: inset 0 0 30px rgba(0,234,255,.025), 0 14px 44px rgba(0,0,0,.2);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}
.panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 18px;
  width: 80px;
  height: 2px;
  background: var(--magenta);
  box-shadow: 0 0 9px rgba(255,10,118,.7);
}
.panel.hot { border-color: rgba(255,10,118,.52); }
.panel h3 { margin: 0 0 10px; text-transform: uppercase; letter-spacing: .04em; }
.panel p { color: var(--muted); margin: 0; }
.panel-code { color: var(--cyan); font-size: .76rem; text-transform: uppercase; letter-spacing: .1em; }

.feature-icon {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  color: var(--cyan);
  border: 1px solid var(--cyan);
  margin-bottom: 18px;
  font-weight: 900;
  box-shadow: inset 0 0 16px rgba(0,234,255,.08);
}

.private-banner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: start;
  border: 1px solid var(--yellow);
  background: rgba(255,216,77,.04);
  padding: 20px;
  color: #fff1b5;
}
.private-banner strong { color: var(--yellow); text-transform: uppercase; }
.private-banner .lock { font-size: 1.45rem; color: var(--yellow); }

.page-hero {
  padding: 76px 0 48px;
  border-bottom: 1px solid rgba(0,234,255,.26);
  background:
    linear-gradient(90deg, rgba(2,4,9,.98), rgba(2,4,9,.76)),
    radial-gradient(circle at 72% 20%, rgba(0,234,255,.12), transparent 34rem);
}
.page-hero h1 { font-size: clamp(2.6rem, 7vw, 5.4rem); }

.driver-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 12px;
  margin: 30px 0 22px;
}
.input, .select {
  width: 100%;
  min-height: 46px;
  border: 1px solid rgba(0,234,255,.56);
  background: #030811;
  color: #fff;
  padding: 10px 12px;
  outline: none;
}
.input:focus, .select:focus { border-color: var(--magenta); box-shadow: 0 0 0 2px rgba(255,10,118,.12); }

.driver-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
.driver-card {
  border: 1px solid rgba(0,234,255,.42);
  background: rgba(5,14,25,.94);
  padding: 20px;
  position: relative;
}
.driver-card::after {
  content: "";
  position: absolute;
  right: 0; top: 0;
  width: 26px; height: 26px;
  border-top: 2px solid var(--magenta);
  border-right: 2px solid var(--magenta);
}
.driver-card h3 { margin: 5px 0 6px; font-size: 1.18rem; }
.driver-meta { display: flex; flex-wrap: wrap; gap: 7px; margin: 12px 0 16px; }
.tag {
  display: inline-block;
  border: 1px solid rgba(143,181,200,.42);
  color: #b9d5e2;
  padding: 3px 7px;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.tag.good { color: var(--green); border-color: rgba(76,255,154,.55); }
.tag.warn { color: var(--yellow); border-color: rgba(255,216,77,.52); }
.tag.hot { color: var(--magenta); border-color: rgba(255,10,118,.55); }
.driver-actions { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; }
.driver-note { color: var(--muted); font-size: .82rem; margin-top: 12px; }

.code-block {
  background: #00040a;
  border: 1px solid rgba(0,234,255,.38);
  border-left: 3px solid var(--magenta);
  padding: 18px;
  overflow: auto;
  color: #d6f9ff;
  white-space: pre-wrap;
}
.code-block .prompt { color: var(--magenta); }

.timeline { display: grid; gap: 12px; }
.timeline-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 18px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(143,181,200,.18);
}
.timeline-row .key { color: var(--cyan); text-transform: uppercase; }
.timeline-row .value { color: var(--muted); }

.mascot-aside {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  gap: 30px;
  align-items: center;
}
.mascot-aside img { filter: contrast(1.16) drop-shadow(0 0 16px rgba(255,10,118,.16)); }

.wallpaper-band {
  min-height: 360px;
  display: grid;
  align-items: end;
  border-top: 1px solid rgba(255,10,118,.34);
  border-bottom: 1px solid rgba(0,234,255,.34);
  background:
    linear-gradient(0deg, rgba(2,4,9,.96), rgba(2,4,9,.15) 70%),
    url('../img/wallpapers/wallpaper_vantrel_network_operations_hub_16x9.png') center/cover no-repeat;
  filter: saturate(1.06);
}
.wallpaper-band .shell { padding-bottom: 32px; }

.site-footer {
  border-top: 1px solid rgba(0,234,255,.34);
  background: #010307;
  padding: 28px 0 34px;
  color: var(--muted);
  font-size: .8rem;
}
.footer-grid { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px 24px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 14px; }
.footer-links a { color: var(--muted); }

.notice { border-left: 3px solid var(--cyan); background: rgba(0,234,255,.045); padding: 14px 16px; color: #cceaf1; }
.notice.warn { border-left-color: var(--yellow); background: rgba(255,216,77,.045); color: #fff0b0; }
.notice.hot { border-left-color: var(--magenta); background: rgba(255,10,118,.055); }

.hidden { display: none !important; }
.muted { color: var(--muted); }
.cyan { color: var(--cyan); }
.magenta { color: var(--magenta); }
.yellow { color: var(--yellow); }
.green { color: var(--green); }

@keyframes cursorBlink { 0%,48%{opacity:1} 49%,100%{opacity:.15} }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; scroll-behavior: auto !important; } }

@media (max-width: 900px) {
  .hero { min-height: auto; }
  .hero-grid, .mascot-aside { grid-template-columns: 1fr; }
  .hero-mascot { justify-self: center; width: min(80vw, 410px); }
  .grid.cols-3 { grid-template-columns: 1fr; }
  .grid.cols-2, .driver-grid { grid-template-columns: 1fr; }
  .driver-toolbar { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .shell { width: min(calc(100% - 22px), var(--max)); }
  .nav-toggle { display: inline-block; }
  .site-nav {
    position: absolute;
    top: 74px;
    left: 11px;
    right: 11px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    border: 1px solid var(--cyan);
    background: rgba(2,4,9,.98);
    padding: 8px;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 12px; }
  .hero-grid { padding: 54px 0 62px; }
  .hero h1, .page-hero h1 { font-size: clamp(2.3rem, 13vw, 4.7rem); }
  .hero-mascot::after { font-size: .62rem; }
  .section { padding: 62px 0; }
  .timeline-row { grid-template-columns: 1fr; gap: 4px; }
}