/* imperialdatacenter.com look, loaded after the shared site.css (SITE_CSS in site.py; THEME = "dark").
   A holographic control-room interface: near-black space, ice-cyan and electric-blue light, thin type, glass panels
   with HUD corner brackets, faint scanlines, photos in a blue tint that turn to full color on hover. Effects live in
   fx.js (network in the hero, counting figures, pointer light and tilt, fade-in); without it the page is complete.
   Manrope (self-hosted, SIL Open Font License) for type, the system monospace for readouts. */
@font-face { font-family: "Manrope"; font-style: normal; font-weight: 200 800; font-display: swap;
  src: url("fonts/manrope-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

:root, :root[data-theme="dark"] {
  --space: #02060d;
  --space-2: #050c18;
  --space-3: #0a1526;
  --cyan: #67e8f9;
  --ice: #a5f3fc;
  --blue: #3b82f6;
  --violet: #a78bfa;
  --glass: rgba(120,180,255,.045);
  --glass-2: rgba(120,180,255,.08);
  --edge: rgba(125,211,252,.2);
  --edge-hi: rgba(125,211,252,.55);
  --ink: var(--space);
  --ink-2: var(--space-2);
  --ink-3: var(--space-3);
  --paper: var(--space-2);
  --paper-2: var(--space-3);
  --surface: rgba(120,180,255,.05);
  --line: rgba(125,211,252,.16);
  --text: #c9dcf0;
  --muted: #8299b6;
  --heading: #f2f8ff;
  --link: var(--cyan);
  --link-hover: #fff;
  --accent-text: var(--cyan);
  --teal: var(--cyan);
  --teal-ink: var(--cyan);
  --magenta: var(--violet);
  --card-dark: var(--space-3);
  --card-dark-line: var(--edge);
  --chip-on-bg: var(--cyan);
  --chip-on-text: var(--space);
  --on-dark: #e6f1ff;
  --on-dark-muted: #8ea6c4;
  --shadow: rgba(0,0,0,.5);
  --radius: 4px;
  --head: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace;
  /* HUD corner brackets: eight thin strokes, used as a background layer on panels */
  --hud: linear-gradient(var(--cyan), var(--cyan)) top left / 14px 1px no-repeat,
         linear-gradient(var(--cyan), var(--cyan)) top left / 1px 14px no-repeat,
         linear-gradient(var(--cyan), var(--cyan)) top right / 14px 1px no-repeat,
         linear-gradient(var(--cyan), var(--cyan)) top right / 1px 14px no-repeat,
         linear-gradient(var(--cyan), var(--cyan)) bottom left / 14px 1px no-repeat,
         linear-gradient(var(--cyan), var(--cyan)) bottom left / 1px 14px no-repeat,
         linear-gradient(var(--cyan), var(--cyan)) bottom right / 14px 1px no-repeat,
         linear-gradient(var(--cyan), var(--cyan)) bottom right / 1px 14px no-repeat;
  --scan: repeating-linear-gradient(180deg, rgba(255,255,255,.035) 0 1px, transparent 1px 3px);
  /* the light that follows the pointer (fx.js sets --mx/--my) */
  --spot: radial-gradient(420px circle at var(--mx, -999px) var(--my, -999px), rgba(103,232,249,.13), transparent 45%);
  /* photos as holograms: a cyan-blue duotone */
  --holo: grayscale(1) sepia(1) hue-rotate(165deg) saturate(2.4) brightness(.78) contrast(1.12);
  color-scheme: dark;
}
body { background: var(--space); color: var(--text); font-size: 17px; }
::selection { background: rgba(103,232,249,.35); color: #fff; }
h1, h2, h3 { color: var(--heading); letter-spacing: -.02em; }
h2 { font-weight: 300; font-size: clamp(1.7rem, 1.2rem + 1.8vw, 2.6rem); line-height: 1.12; }
h2 strong, h1 strong { font-weight: 700; }
h3 { font-weight: 600; }
.ico { width: 22px; height: 22px; flex: none; }
a { color: var(--cyan); }
a:hover { color: #fff; }

/* readout labels */
.eyebrow { font: 500 .74rem/1.3 var(--mono); letter-spacing: .22em; text-transform: uppercase; color: var(--cyan); margin: 0 0 1em;
  display: inline-flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ""; width: 26px; height: 1px; background: linear-gradient(90deg, transparent, var(--cyan)); }
.eyebrow .ico { width: 16px; height: 16px; }

/* buttons: light outlined in cyan, filled with light on hover */
.btn { position: relative; background: rgba(103,232,249,.08); border: 1px solid var(--edge-hi); color: #eafcff; border-radius: 2px;
  font: 600 .86rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; padding: 1.05em 1.5em;
  box-shadow: 0 0 0 0 rgba(103,232,249,0), inset 0 0 18px rgba(103,232,249,.08); transition: background .2s, box-shadow .2s, color .2s, border-color .2s; }
.btn:hover { background: linear-gradient(90deg, var(--cyan), #7cc4ff); border-color: var(--cyan); color: var(--space);
  box-shadow: 0 0 28px rgba(103,232,249,.45), inset 0 0 0 rgba(0,0,0,0); }
.btn-ghost, .btn-line { background: transparent; border-color: rgba(230,241,255,.28); color: #dbe8f7; box-shadow: none; }
.btn-ghost:hover, .btn-line:hover { background: rgba(230,241,255,.08); border-color: #fff; color: #fff; box-shadow: none; }
.more { color: var(--cyan); font: 600 .8rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; }

/* header: a dark glass bar */
.site-header { background: rgba(2,6,13,.72); border-bottom: 1px solid var(--line); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); }
.site-header::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan) 50%, transparent); opacity: .45; }
.brand img { width: 168px; filter: drop-shadow(0 0 10px rgba(45,212,191,.28)); }
.site-nav a { font: 500 .74rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #cfe0f3; white-space: nowrap; }
.site-nav a:hover, .site-nav a[aria-current] { color: var(--cyan); text-shadow: 0 0 12px rgba(103,232,249,.6); }
.site-nav .btn-call { color: #eafcff; padding: .9em 1.2em; }
.site-nav .btn-call:hover { color: var(--space); }
.nav-toggle span:not(.vh) { background: var(--cyan); }
.nav-open .site-nav { background: rgba(2,6,13,.97); }
@media (min-width: 900px) and (max-width: 1259px) {
  .nav-toggle { display: grid; }
  .site-nav { display: none; }
  .nav-open .site-nav { display: block; }
  .nav-open .site-nav ul { display: block; }
}
@media (min-width: 1260px) {
  .brand img { width: 196px; }
  .site-nav { gap: 22px; }
  .site-nav ul { gap: 18px; }
}

/* ---------- hero: the rendering in blue, scanlines, a light sweep, the live network (fx.js), a HUD panel ---------- */
.hero-ivdc { position: relative; background: var(--space); color: #fff; overflow: hidden; min-height: min(92vh, 900px); display: flex; align-items: center; }
.hero-ivdc .hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% 45%;
  filter: var(--holo) brightness(.7); transform: scale(1.06); animation: drift 30s ease-in-out infinite alternate; }
.hero-ivdc::before { content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(115deg, rgba(2,6,13,.96) 0%, rgba(2,6,13,.78) 42%, rgba(4,22,48,.35) 100%),
              radial-gradient(ellipse 70% 60% at 80% 40%, rgba(59,130,246,.35), transparent 70%); mix-blend-mode: normal; }
.hero-ivdc::after { content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: var(--scan), linear-gradient(100deg, transparent 0%, transparent 40%, rgba(165,243,252,.10) 50%, transparent 60%, transparent 100%);
  background-size: auto, 250% 100%; animation: sweep 9s linear infinite; }
.net { position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.hero-inner { position: relative; z-index: 3; width: 100%; display: grid; gap: 40px; align-items: center; padding-top: 72px; padding-bottom: 150px; }
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); animation: blink 1.6s steps(2) infinite; }
.hero-ivdc .eyebrow::before { display: none; }
.hero-ivdc h1 { color: #fff; font-weight: 200; font-size: clamp(2.6rem, 1.3rem + 5vw, 5.6rem); line-height: .98; letter-spacing: -.045em; max-width: 11ch; margin: .15em 0 .35em; }
.hero-ivdc h1 .hl { font-weight: 700; background: linear-gradient(90deg, var(--ice) 0%, var(--cyan) 35%, #7cc4ff 65%, var(--violet) 100%);
  background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: shimmer 6s linear infinite;
  filter: drop-shadow(0 0 22px rgba(103,232,249,.35)); }
.hero-kicker { font: 500 .95rem/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ice); margin: 0 0 1em; }
.hero-ivdc .hero-sub { max-width: 54ch; color: #b9cde3; font-size: 1.12rem; }
.hero-ivdc .hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 1.6em 0 0; }
.hero-panel { position: relative; background: var(--hud), var(--spot), rgba(6,16,32,.55); border: 1px solid var(--edge); border-radius: 2px; padding: 24px 24px 18px;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 0 60px rgba(59,130,246,.18), inset 0 0 40px rgba(103,232,249,.05); }
.panel-h { display: flex; justify-content: space-between; align-items: center; font: 500 .72rem/1.2 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--cyan); margin: 0 0 14px; }
.panel-h::after { content: "LIVE"; font-size: .64rem; color: var(--space); background: var(--cyan); padding: 3px 6px; letter-spacing: .14em; box-shadow: 0 0 12px var(--cyan); }
.panel-list { margin: 0; display: grid; }
.panel-list div { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 12px 0; border-bottom: 1px dashed rgba(125,211,252,.18); }
.panel-list dt { color: #8ea6c4; font: 500 .74rem/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.panel-list dd { margin: 0; font: 600 1.25rem/1.1 var(--mono); color: #fff; white-space: nowrap; text-shadow: 0 0 14px rgba(103,232,249,.45); font-variant-numeric: tabular-nums; }
.panel-foot { display: flex; align-items: center; gap: 8px; margin: 14px 0 0; font: 500 .74rem/1.2 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.panel-foot .ico { color: var(--cyan); width: 16px; height: 16px; }
/* a small load meter under the panel heading */
.hero-panel .panel-list::before { content: ""; display: block; height: 26px; margin-bottom: 6px; opacity: .8;
  background: repeating-linear-gradient(90deg, rgba(103,232,249,.75) 0 3px, transparent 3px 7px);
  -webkit-mask: linear-gradient(0deg, #000 0, #000 var(--lvl, 60%), transparent var(--lvl, 60%)); mask: linear-gradient(0deg, #000 0, #000 var(--lvl, 60%), transparent var(--lvl, 60%));
  animation: meter 2.4s ease-in-out infinite alternate; }
@media (min-width: 1000px) {
  .hero-inner { grid-template-columns: minmax(0, 1.4fr) minmax(320px, .8fr); gap: 64px; padding-top: 110px; padding-bottom: 190px; }
}

/* figure tiles floating over the hero's lower edge */
.stats-float { position: relative; z-index: 4; margin-top: -110px; padding-bottom: 12px; }
.stats { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 800px) { .stats { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.stats li { position: relative; background: var(--hud), var(--spot), rgba(8,20,40,.72); border: 1px solid var(--edge); border-radius: 2px; padding: 22px 20px;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); transition: transform .2s, box-shadow .2s, border-color .2s; }
.stats li:hover { border-color: var(--edge-hi); box-shadow: 0 0 34px rgba(103,232,249,.18); }
.stats .ico { position: absolute; right: 16px; top: 18px; width: 22px; height: 22px; color: var(--cyan); opacity: .8; filter: drop-shadow(0 0 6px var(--cyan)); }
@media (max-width: 799px) { .stats .ico { position: static; display: block; margin: 0 0 10px; } }
.stat-num { display: block; font: 300 clamp(1.7rem, 1.2rem + 1.6vw, 2.6rem)/1.05 var(--head); color: #fff; letter-spacing: -.03em;
  text-shadow: 0 0 22px rgba(103,232,249,.4); font-variant-numeric: tabular-nums; }
.stat-label { display: block; margin-top: .7em; font: 500 .7rem/1.4 var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: .16em; }
.stats-big .stat-num { font-size: clamp(2.2rem, 1.4rem + 2.6vw, 3.6rem); font-weight: 200; }

/* ---------- rows ---------- */
.band { position: relative; padding: 76px 0; background: var(--space-2); }
@media (min-width: 900px) { .band { padding: 104px 0; } }
.band h2 { margin-top: 0; }
.band + .band::before, .cta-band::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(103,232,249,.5) 50%, transparent); }
.band-deep { background: var(--space); }
.band-glow { background: radial-gradient(ellipse 60% 70% at 15% 0%, rgba(59,130,246,.22), transparent 70%),
                         radial-gradient(ellipse 50% 60% at 95% 100%, rgba(103,232,249,.12), transparent 70%), var(--space); }
.band-holo { background: radial-gradient(ellipse 80% 120% at 0% 0%, rgba(167,139,250,.25), transparent 60%),
                         radial-gradient(ellipse 80% 120% at 100% 100%, rgba(59,130,246,.3), transparent 60%), #040a17; overflow: hidden; }
.band-holo::after { content: ""; position: absolute; inset: 0; background: var(--scan); pointer-events: none; }
.band-holo > .wrap { position: relative; z-index: 1; }
/* photo row: the picture in blue under a dark fade, text on glass */
.band-photo { overflow: hidden; background: var(--space); }
.band-photo .band-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: var(--holo) brightness(.7); }
.band-photo::after { content: ""; position: absolute; inset: 0; background: var(--scan),
  linear-gradient(90deg, rgba(2,6,13,.95) 0%, rgba(2,10,24,.72) 55%, rgba(8,40,80,.45) 100%); }
.band-photo > .wrap { position: relative; z-index: 1; }
.glass { position: relative; background: var(--hud), var(--spot), rgba(6,16,32,.6); border: 1px solid var(--edge); border-radius: 2px; padding: 30px 28px;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 0 60px rgba(0,0,0,.4), inset 0 0 40px rgba(103,232,249,.04); }
.glass-wide { max-width: 780px; }
.pull { font: 300 1.35rem/1.45 var(--head); color: #fff; border-left: 2px solid var(--cyan); padding-left: 18px; margin-top: 1.4em; text-shadow: 0 0 20px rgba(103,232,249,.25); }
.big-p { font-size: 1.18rem; line-height: 1.65; color: #d6e6f7; }

/* text beside a picture or a table */
.split { display: grid; gap: 40px; align-items: center; }
.split-top { align-items: start; }
.split-text > :first-child { margin-top: 0; }
.split-text p, .split-text li { max-width: 62ch; }
@media (min-width: 900px) {
  .split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 72px; }
  .split-rev .split-text { order: 2; }
}
/* a picture as a hologram: blue tint, scanlines, HUD brackets and a readout; full color on hover */
.layered-img { position: relative; margin: 0; padding: 12px; background: var(--hud); border: 1px solid var(--line); }
.layered-img img { position: relative; display: block; width: 100%; border-radius: 0; filter: var(--holo); transition: filter .6s; }
.layered-img::after { content: ""; position: absolute; inset: 12px; pointer-events: none; background: var(--scan),
  linear-gradient(160deg, rgba(103,232,249,.28), rgba(59,130,246,.18) 50%, rgba(167,139,250,.22)); mix-blend-mode: screen; transition: opacity .6s; }
.layered-img:hover img { filter: none; }
.layered-img:hover::after { opacity: .25; }
.badge { position: absolute; z-index: 2; right: 26px; bottom: 26px; background: rgba(2,6,13,.78); color: #b9cde3; border: 1px solid var(--edge-hi);
  padding: 12px 16px; font: 500 .72rem/1.35 var(--mono); letter-spacing: .1em; text-transform: uppercase; max-width: 240px; backdrop-filter: blur(6px);
  box-shadow: 0 0 24px rgba(103,232,249,.2); }
.badge strong { display: block; font: 300 1.7rem/1.1 var(--head); letter-spacing: -.02em; text-transform: none; color: #fff; text-shadow: 0 0 16px rgba(103,232,249,.5); }

/* chips */
.chips-row { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 1.4em 0 0; }
.chips-row li { display: inline-flex; align-items: center; gap: 8px; padding: 9px 12px; border: 1px solid var(--edge); background: rgba(103,232,249,.05);
  font: 500 .72rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #dbeefe; }
.chips-row .ico { width: 16px; height: 16px; color: var(--cyan); }
.chips-light li { background: rgba(103,232,249,.05); border-color: var(--edge); color: #dbeefe; }

/* ---------- power path: nodes joined by moving light ---------- */
.section-intro { max-width: 860px; margin-bottom: 40px; }
.flow-wrap { display: grid; gap: 18px; }
.flow { list-style: none; margin: 0; padding: 0; display: grid; gap: 34px; }
.flow-step, .flow-side li { position: relative; background: var(--hud), var(--spot), rgba(8,20,40,.7); border: 1px solid var(--edge); border-radius: 2px; padding: 20px;
  display: grid; grid-template-columns: 46px 1fr; column-gap: 14px; row-gap: 3px; transition: transform .2s, border-color .2s, box-shadow .2s; }
.flow-step:hover, .flow-side li:hover { border-color: var(--edge-hi); box-shadow: 0 0 30px rgba(103,232,249,.15); }
.flow-step .ico, .flow-side .ico { grid-row: 1 / span 3; width: 46px; height: 46px; padding: 11px; border: 1px solid var(--edge-hi); border-radius: 50%;
  color: var(--cyan); background: radial-gradient(circle, rgba(103,232,249,.25), transparent 70%); box-shadow: 0 0 18px rgba(103,232,249,.3); }
.flow-end { border-color: var(--edge-hi); box-shadow: 0 0 40px rgba(59,130,246,.25); background: var(--hud), var(--spot), linear-gradient(160deg, rgba(59,130,246,.25), rgba(8,20,40,.8)); }
.flow-k { font: 500 .68rem/1.4 var(--mono); text-transform: uppercase; letter-spacing: .16em; color: var(--muted); }
.flow-v { font: 300 1.6rem/1.15 var(--head); color: #fff; letter-spacing: -.02em; text-shadow: 0 0 16px rgba(103,232,249,.4); font-variant-numeric: tabular-nums; }
.flow-d { font-size: .88rem; color: #9fb5cf; }
/* the current between steps */
.flow-step:not(:last-child)::after { content: ""; position: absolute; left: 42px; bottom: -35px; width: 2px; height: 34px;
  background: linear-gradient(180deg, transparent, var(--cyan), transparent); background-size: 100% 200%; animation: pulse-v 1.4s linear infinite;
  box-shadow: 0 0 10px var(--cyan); }
.flow-side { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.flow-side li { background: var(--spot), rgba(8,20,40,.45); border-style: dashed; }
.flow-side .ico { color: var(--violet); border-color: rgba(167,139,250,.6); background: radial-gradient(circle, rgba(167,139,250,.25), transparent 70%); box-shadow: 0 0 18px rgba(167,139,250,.3); }
@media (min-width: 1000px) {
  .flow { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 40px; }
  .flow-step { grid-template-columns: 1fr; padding: 24px 22px; }
  .flow-step .ico { grid-row: auto; margin-bottom: 12px; }
  .flow-step:not(:last-child)::after { left: auto; right: -41px; top: 47px; bottom: auto; width: 40px; height: 2px;
    background: linear-gradient(90deg, transparent, var(--cyan), transparent); background-size: 200% 100%; animation: pulse-h 1.4s linear infinite; }
  .flow-side { grid-template-columns: 1fr 1fr; }
}
.center-cta { text-align: center; margin: 40px 0 0; }

/* peak-demand steps */
.steps { list-style: none; margin: 0; padding: 0 0 0 22px; display: grid; gap: 14px; position: relative; }
.steps::before { content: ""; position: absolute; left: 6px; top: 18px; bottom: 18px; width: 1px; background: linear-gradient(180deg, var(--cyan), var(--violet)); box-shadow: 0 0 8px var(--cyan); }
.steps li { position: relative; display: flex; align-items: center; gap: 16px; background: var(--spot), rgba(6,16,32,.72); border: 1px solid var(--edge);
  padding: 16px 18px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.steps li::before { content: ""; position: absolute; left: -20px; top: 50%; width: 9px; height: 9px; margin-top: -4px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }
.step-n { flex: none; font: 500 .8rem/1 var(--mono); color: var(--cyan); letter-spacing: .1em; }
.step-n::before { content: "0"; }
.step-t { font: 500 1rem/1.35 var(--head); color: #e6f1ff; }

/* callout */
.callout { display: flex; gap: 16px; align-items: flex-start; background: var(--hud), rgba(103,232,249,.05); border: 1px solid var(--edge); padding: 18px 20px; margin: 1.6em 0; }
.callout .ico { width: 26px; height: 26px; color: var(--cyan); margin-top: 2px; filter: drop-shadow(0 0 6px var(--cyan)); }
.callout h3 { margin: 0 0 .35em; font-size: 1.05rem; }
.callout p { margin: 0; font-size: .97rem; }

/* closing call to action */
.cta-band { position: relative; overflow: hidden; color: #cfe0f3;
  background: radial-gradient(ellipse 70% 140% at 50% 120%, rgba(59,130,246,.45), transparent 60%), radial-gradient(ellipse 40% 80% at 90% 0%, rgba(167,139,250,.25), transparent 60%), var(--space); }
.cta-band::after { content: ""; position: absolute; left: 50%; bottom: -60%; width: 140%; height: 120%; transform: translateX(-50%); pointer-events: none;
  background: repeating-radial-gradient(ellipse at 50% 100%, transparent 0 38px, rgba(103,232,249,.10) 38px 39px); animation: ripple 8s linear infinite; }
.cta-band > .wrap { position: relative; z-index: 1; }
.cta-band h2 { color: #fff; }
.cta-band p { max-width: 68ch; }
.cta-band .btn { margin: 4px 8px 0 0; }
.cta-split { display: grid; gap: 22px; align-items: center; }
.cta-actions { margin: 0; }
@media (min-width: 900px) { .cta-split { grid-template-columns: minmax(0, 1.5fr) auto; gap: 56px; } }

/* ---------- title bands ---------- */
.page-head { position: relative; background: radial-gradient(ellipse 60% 100% at 85% 0%, rgba(59,130,246,.3), transparent 60%), var(--space);
  border-bottom: 1px solid var(--line); padding: 70px 0 60px; overflow: hidden; }
.page-head::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; z-index: 3; background: linear-gradient(90deg, transparent, var(--cyan), transparent); box-shadow: 0 0 14px var(--cyan); }
.page-head a { color: var(--cyan); }
.page-head h1 { color: #fff; font-weight: 200; letter-spacing: -.04em; }
.page-head .lede { color: #a9bfd8; font-size: 1.14rem; max-width: 66ch; }
.crumbs { font: 500 .72rem/1.2 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.page-head-photo { padding: 110px 0 92px; }
.page-head-photo .ph-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: var(--holo) brightness(.75); }
.page-head-photo::before { content: ""; position: absolute; inset: 0; z-index: 1; background: var(--scan),
  linear-gradient(100deg, rgba(2,6,13,.97) 0%, rgba(2,10,24,.8) 50%, rgba(10,50,100,.4) 100%); }
.page-head-photo > .wrap { position: relative; z-index: 2; }
.page-head-photo h1 { font-size: clamp(2.2rem, 1.3rem + 3.2vw, 3.8rem); }

/* in-page navigation (Infrastructure) */
.subnav { position: sticky; top: 72px; z-index: 20; background: rgba(2,6,13,.8); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.subnav .wrap { display: flex; gap: 6px; overflow-x: auto; padding-top: 10px; padding-bottom: 10px; scrollbar-width: none; }
.subnav a { display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; padding: 9px 12px; text-decoration: none; border: 1px solid var(--line);
  font: 500 .72rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: #cfe0f3; }
.subnav a:hover { border-color: var(--cyan); color: #fff; box-shadow: 0 0 16px rgba(103,232,249,.2); }
.subnav .ico { width: 15px; height: 15px; color: var(--cyan); }
[id] { scroll-margin-top: 140px; }

/* systems (Infrastructure) */
.sys-badge { display: inline-flex; align-items: center; gap: 12px; margin: 0 0 1.2em; padding: 6px 16px 6px 6px; border: 1px solid var(--edge); background: rgba(103,232,249,.05);
  font: 500 .74rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #a9bfd8; }
.sys-badge .ico { width: 34px; height: 34px; padding: 8px; border-radius: 50%; border: 1px solid var(--edge-hi); color: var(--cyan); box-shadow: 0 0 14px rgba(103,232,249,.3); }
.sys-badge strong { font: 600 1rem/1 var(--mono); color: #fff; margin-right: 4px; letter-spacing: .04em; }
.ticks { list-style: none; padding: 0; }
.ticks li { position: relative; padding-left: 26px; }
.ticks li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 10px; height: 10px; border: 1px solid var(--cyan); transform: rotate(45deg); box-shadow: 0 0 8px rgba(103,232,249,.6); }

/* specification tables: a readout */
.spec { width: 100%; border-collapse: separate; border-spacing: 0; background: var(--hud), var(--spot), rgba(8,20,40,.6); border: 1px solid var(--edge);
  font-size: .95rem; padding: 6px; }
.spec thead th { background: none; color: var(--cyan); font: 500 .7rem/1.2 var(--mono); text-transform: uppercase; letter-spacing: .2em; text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--edge); }
.spec tbody th, .spec td { padding: 13px 16px; border-top: 1px dashed rgba(125,211,252,.14); text-align: left; vertical-align: top; }
.spec tbody tr:first-child th, .spec tbody tr:first-child td { border-top: 0; }
.spec tbody th { font: 500 .74rem/1.5 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted); width: 42%; }
.spec td { font: 500 1rem/1.4 var(--mono); color: #fff; }
.prose .spec { display: table; margin: 0 0 1.4em; }

/* water bars */
.water-bars { display: grid; gap: 14px; margin: 1.6em 0 0; max-width: 560px; }
.wb { display: grid; grid-template-columns: 1fr auto; gap: 6px 12px; align-items: center; }
.wb-label { font: 500 .7rem/1.2 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.wb-val { font: 600 .9rem/1 var(--mono); color: #fff; }
.wb-bar { grid-column: 1 / -1; height: 6px; background: linear-gradient(90deg, var(--blue), var(--cyan)); width: var(--w); box-shadow: 0 0 14px rgba(103,232,249,.5); }
.wb-use { background: linear-gradient(90deg, #6d5bd0, var(--violet)); box-shadow: 0 0 14px rgba(167,139,250,.5); }
.wb-surplus { background: linear-gradient(90deg, #10b981, #6ee7b7); box-shadow: 0 0 14px rgba(110,231,183,.45); }

/* campus picture with tags */
.layered-wide { position: relative; margin: 0 0 30px; padding: 12px; background: var(--hud); border: 1px solid var(--line); }
.layered-wide img { display: block; width: 100%; filter: var(--holo) brightness(.92); transition: filter .6s; }
.layered-wide:hover img { filter: none; }
.layered-wide::after { content: ""; position: absolute; inset: 12px; pointer-events: none; background: var(--scan), linear-gradient(160deg, rgba(103,232,249,.2), transparent 60%); mix-blend-mode: screen; }
.campus-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.campus-tags span { padding: 8px 11px; background: rgba(2,6,13,.8); border: 1px solid var(--edge-hi); font: 500 .68rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #e6f1ff; }
@media (min-width: 900px) { .campus-tags { position: absolute; z-index: 2; left: 30px; right: 30px; bottom: 30px; margin: 0; } .campus-tags span { backdrop-filter: blur(6px); } }
.narrow-text { max-width: 78ch; }
.wide-img { margin: 0 0 24px; }
.map-pair { display: grid; gap: 18px; margin-top: 30px; }
.map-pair figure { margin: 0; padding: 10px; background: var(--hud); border: 1px solid var(--line); }
.map-pair img { display: block; width: 100%; filter: saturate(.75) contrast(1.05); }
@media (min-width: 800px) { .map-pair { grid-template-columns: 1fr 1fr; } }

/* cards */
.cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }
.card { position: relative; background: var(--hud), var(--spot), rgba(8,20,40,.62); border: 1px solid var(--edge); border-radius: 2px; padding: 26px 24px;
  transition: transform .2s, box-shadow .2s, border-color .2s; }
.card:hover { border-color: var(--edge-hi); box-shadow: 0 0 40px rgba(103,232,249,.14); }
.card h3 { margin: 0 0 .5em; font-size: 1.12rem; color: #fff; }
.card p { margin: 0; color: #9fb5cf; }
.card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.card-top .ico { width: 46px; height: 46px; padding: 11px; border-radius: 50%; border: 1px solid var(--edge-hi); color: var(--cyan); box-shadow: 0 0 18px rgba(103,232,249,.25); }
.card-num { font: 500 .8rem/1 var(--mono); letter-spacing: .14em; color: var(--muted); }
.card-num::before { content: "// "; color: var(--cyan); }
.cards-glass .card { backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.cols { display: grid; gap: 16px; }
@media (min-width: 900px) { .cols { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.col-card { position: relative; background: var(--hud), var(--spot), rgba(8,20,40,.62); border: 1px solid var(--edge); padding: 26px 24px; transition: transform .2s, box-shadow .2s, border-color .2s; }
.col-card:hover { border-color: var(--edge-hi); box-shadow: 0 0 40px rgba(103,232,249,.14); }
.col-card h3 { margin: 0 0 .8em; font: 500 .74rem/1.5 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--cyan); }
.col-card ul { margin: 0; padding-left: 0; list-style: none; }
.col-card li { margin: .45em 0; padding-left: 18px; position: relative; color: #c9dcf0; }
.col-card li::before { content: ""; position: absolute; left: 0; top: .7em; width: 8px; height: 1px; background: var(--cyan); }
.col-icon .ico { width: 44px; height: 44px; padding: 10px; border-radius: 50%; border: 1px solid var(--edge-hi); color: var(--cyan); box-shadow: 0 0 18px rgba(103,232,249,.25); }
.col-num { display: block; font: 200 clamp(2rem, 1.4rem + 2vw, 3rem)/1 var(--head); letter-spacing: -.03em; margin: 18px 0 8px; color: #fff; text-shadow: 0 0 20px rgba(103,232,249,.4); }

/* person (About) */
.person { display: grid; gap: 44px; align-items: start; }
.person-photo { position: relative; margin: 0; max-width: 340px; padding: 12px; background: var(--hud); border: 1px solid var(--line); }
.person-photo img { display: block; width: 100%; background: radial-gradient(ellipse at 50% 30%, rgba(59,130,246,.45), rgba(2,6,13,1) 75%); }
.person-photo::after { content: ""; position: absolute; inset: 12px; background: var(--scan); pointer-events: none; }
.person-text > :first-child { margin-top: 0; }
.person-text h2 { margin: 0 0 .4em; font-weight: 300; }
.person-text p { max-width: 68ch; }
@media (min-width: 900px) { .person { grid-template-columns: 340px minmax(0, 1fr); gap: 80px; } }

/* studies */
.docs { list-style: none; margin: 0 0 48px; padding: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); }
.docs a { display: flex; flex-direction: column; gap: 6px; height: 100%; padding: 18px 18px 16px 64px; position: relative; background: var(--spot), rgba(8,20,40,.6);
  border: 1px solid var(--edge); text-decoration: none; color: var(--text); transition: border-color .15s, box-shadow .15s; }
.docs a::before { content: "PDF"; position: absolute; left: 16px; top: 18px; width: 34px; height: 42px; border: 1px solid var(--edge-hi);
  color: var(--cyan); font: 600 .62rem/42px var(--mono); text-align: center; letter-spacing: .1em; box-shadow: 0 0 12px rgba(103,232,249,.2); }
.docs a:hover { border-color: var(--edge-hi); box-shadow: 0 0 28px rgba(103,232,249,.14); }
.doc-title { font: 600 1rem/1.3 var(--head); color: #fff; }
.doc-text { font-size: .92rem; color: #9fb5cf; }
.doc-meta { margin-top: auto; font: 500 .68rem/1 var(--mono); color: var(--cyan); text-transform: uppercase; letter-spacing: .16em; }
.band h2 + .docs, .band .docs { margin-top: 0; }

/* news */
.news-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.news-item a { display: grid; background: var(--spot), rgba(8,20,40,.6); border: 1px solid var(--edge); overflow: hidden; text-decoration: none; color: var(--text);
  transition: border-color .15s, box-shadow .15s; }
.news-item a:hover { border-color: var(--edge-hi); box-shadow: 0 0 30px rgba(103,232,249,.14); }
.news-img { display: block; aspect-ratio: 16/9; background: var(--space); position: relative; }
.news-img img { display: block; width: 100%; height: 100%; object-fit: cover; filter: var(--holo); transition: filter .5s; }
.news-img::after { content: ""; position: absolute; inset: 0; background: var(--scan), linear-gradient(160deg, rgba(103,232,249,.25), rgba(59,130,246,.15)); mix-blend-mode: screen; transition: opacity .5s; }
.news-item a:hover .news-img img { filter: none; }
.news-item a:hover .news-img::after { opacity: .2; }
.news-body { display: flex; flex-direction: column; gap: 9px; padding: 20px 22px 22px; }
.news-meta { font: 500 .68rem/1.3 var(--mono); color: var(--cyan); text-transform: uppercase; letter-spacing: .16em; }
.news-title { font: 600 1.15rem/1.3 var(--head); color: #fff; }
.news-text { font-size: .94rem; color: #9fb5cf; }
.news-more { font: 500 .72rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--cyan); margin-top: 4px; }
.news-more::after { content: " ↗"; }
@media (min-width: 760px) { .news-item a { grid-template-columns: 280px minmax(0, 1fr); } .news-img { aspect-ratio: auto; min-height: 100%; } }

/* forms */
.inquiry { display: grid; gap: 32px; align-items: start; }
@media (min-width: 960px) { .inquiry { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 60px; } }
.form-card { background: var(--hud), var(--spot), rgba(8,20,40,.62); border: 1px solid var(--edge); padding: 28px 26px; }
.form-card h2 { margin: 0 0 .8em; font-size: 1.5rem; font-weight: 300; }
.form-grid { display: grid; gap: 16px; }
@media (min-width: 640px) { .form-grid { grid-template-columns: 1fr 1fr; } }
.contact-form label { color: #a9bfd8; font: 500 .7rem/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.contact-form input, .contact-form textarea, .contact-form select { font: 400 1rem/1.4 var(--body); color: #fff; background: rgba(2,6,13,.6);
  border: 1px solid var(--edge); border-radius: 0; padding: .8em .9em; width: 100%; text-transform: none; letter-spacing: 0; }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(103,232,249,.15), 0 0 18px rgba(103,232,249,.2); }
.contact-form select option { background: var(--space-2); }
.form-note { background: rgba(2,6,13,.6); border-color: var(--edge); color: #e6f1ff; }
.form-note.ok { border-color: var(--cyan); }
.form-note.err { border-color: var(--violet); }
.direct { margin-top: 24px; }
.direct h3 { margin: 0 0 .5em; font: 500 .72rem/1.3 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--cyan); }
.direct p { margin: 0; }
.contact-aside { background: var(--hud), rgba(8,20,40,.5); border: 1px solid var(--line); padding: 4px 26px 26px; }
.contact-aside h3 { color: var(--cyan); }

/* prose on dark */
.prose strong { color: #fff; }
.prose h2 { font-weight: 300; }

/* videos */
.vcard .thumb { border-radius: 0; border: 1px solid var(--edge); }
.vcard .thumb img { filter: saturate(.7) brightness(.85); transition: filter .4s, transform .25s; }
.vcard a:hover .thumb img { filter: none; }
.vcard .play { background: rgba(2,6,13,.7); border: 1px solid var(--edge-hi); border-radius: 50%; width: 48px; height: 48px; box-shadow: 0 0 20px rgba(103,232,249,.35); }
.vcard .play::after { left: 19px; top: 15px; border-left-color: var(--cyan); }
.vcard a:hover .play { background: var(--cyan); }
.vcard a:hover .play::after { border-left-color: var(--space); }
.vtitle { color: #fff; font-weight: 600; }
.vcard a:hover .vtitle { color: var(--cyan); }
.vsub { font: 500 .68rem/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.filter-bar input { border-radius: 0; background: rgba(2,6,13,.6); border-color: var(--edge); color: #fff; }
.chip { border-radius: 0; background: rgba(8,20,40,.6); border-color: var(--edge); color: #cfe0f3; }
.yt { border-radius: 0; border: 1px solid var(--edge); }
.prevnext a { border-color: var(--edge); border-radius: 0; color: #fff; background: rgba(8,20,40,.5); }
.prevnext a:hover { border-color: var(--cyan); }
.sub-h { font: 500 .74rem/1.2 var(--mono); letter-spacing: .2em; color: var(--cyan); }

/* video-page sidebar card */
.cta-card { background: var(--hud), rgba(8,20,40,.7); border: 1px solid var(--edge); border-radius: 0; }
.cta-card a:not(.btn) { color: var(--cyan); }
.side-card { background: rgba(8,20,40,.6); border-color: var(--edge); border-radius: 0; }

/* footer */
.site-footer { background: var(--space); border-top: 1px solid var(--line); color: var(--muted); position: relative; }
.site-footer::before { content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 1px; background: linear-gradient(90deg, transparent, var(--cyan), transparent); box-shadow: 0 0 12px var(--cyan); }
.site-footer a { color: #cfe0f3; }
.site-footer a:hover { color: var(--cyan); }
.foot-h { font: 500 .72rem/1.2 var(--mono); letter-spacing: .2em; color: var(--cyan); }
.site-footer .footer-grid img { width: 230px; filter: drop-shadow(0 0 12px rgba(45,212,191,.25)); }
.foot-base { border-top-color: var(--line); font-family: var(--mono); letter-spacing: .06em; }

/* scroll-in (fx.js adds .rv to what is below the fold, .in when it arrives) */
.fx .rv { opacity: 0; transform: translateY(22px); filter: blur(6px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1), filter .8s ease; }
.fx .rv.in { opacity: 1; transform: none; filter: none; }
.fx .rv.in:hover { transition: transform .15s, box-shadow .2s, border-color .2s; }

/* motion */
@keyframes drift { from { transform: scale(1.06) translate(0, 0); } to { transform: scale(1.12) translate(-1.5%, -1%); } }
@keyframes sweep { from { background-position: 0 0, 150% 0; } to { background-position: 0 0, -150% 0; } }
@keyframes blink { 50% { opacity: .25; } }
@keyframes shimmer { from { background-position: 0% 0; } to { background-position: 200% 0; } }
@keyframes meter { 0% { --lvl: 35%; } 50% { --lvl: 80%; } 100% { --lvl: 55%; } }
@keyframes pulse-h { from { background-position: 200% 0; } to { background-position: -200% 0; } }
@keyframes pulse-v { from { background-position: 0 200%; } to { background-position: 0 -200%; } }
@keyframes ripple { from { background-size: 100% 100%; opacity: .9; } to { background-size: 115% 115%; opacity: .5; } }
@property --lvl { syntax: "<percentage>"; inherits: false; initial-value: 60%; }
@media (prefers-reduced-motion: reduce) {
  .hero-ivdc .hero-bg, .hero-ivdc::after, .live-dot, .hero-ivdc h1 .hl, .flow-step::after, .cta-band::after, .hero-panel .panel-list::before { animation: none !important; }
  .card, .stats li, .btn, .docs a, .news-item a, .layered-img img { transition: none; }
}