/* ==========================================================================
   Anomny — AI | IoT | DataCenter
   ajeevi.css  ·  single stylesheet, no framework dependency
   Palette derived from the Anomny identity mark (navy / blue / green / gold)
   ========================================================================== */
   /*======scrolltop ==== */
   
/* Back-to-top button, bottom-left */
.scroll-top-btn {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 9998;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--ink-3);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  color: var(--gold);
  box-shadow: 0 6px 18px rgba(6, 24, 43, 0.35);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .25s ease, transform .25s ease, visibility 0s linear .25s, background .2s ease;
}
.scroll-top-btn.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity .25s ease, transform .25s ease, background .2s ease;
}
.scroll-top-btn:hover,
.scroll-top-btn:focus-visible {
  background: var(--ink-2);
}
.scroll-top-btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}
.scroll-top-btn svg {
  width: 18px;
  height: 18px;
}
@media (prefers-reduced-motion: reduce) {
  .scroll-top-btn { transition: none; }
}
@media (max-width: 640px) {
  .scroll-top-btn { left: 16px; bottom: 16px; width: 44px; height: 44px; }
}

/* ═══════════ MARQUEE ═══════════ */
.marquee-strip{
  background:var(--navy2);padding:.85rem 0;overflow:hidden;
  border-top:3px solid var(--gold);border-bottom:3px solid var(--gold);
  position:relative;z-index:3;
  flex-shrink:0;
}
.marquee-track{display:flex;animation:marquee 40s linear infinite}
.marquee-item{
  display:inline-flex;align-items:center;gap:1.2rem;padding:0 2rem;
  white-space:nowrap;
  font-family:"Bebas Neue",cursive;
  font-size:1.15rem;font-weight:400;letter-spacing:.22em;
  text-transform:uppercase;color:rgba(255,255,255,.9);flex-shrink:0;
}
.m-dot{color:var(--gold2);font-size:.7rem;vertical-align:middle}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}


/* ---------- 1. Tokens ---------- */
:root {
  /* surfaces */
  --ink:        #06182B;   /* deepest navy — header, footer, engineering bands */
  --ink-2:      #0E2B47;   /* raised navy */
  --ink-3:      #17405F;   /* navy hairline on dark */
  --paper:      #FFFFFF;
  --paper-2:    #F2F6FA;   /* cool grey-blue, never warm */
  --line:       #DCE5EE;

  /* text */
  --text:       #16283A;
  --muted:      #56697C;
  --on-ink:     #E8F0F8;
  --on-ink-dim: #9DB4C9;

  /* brand */
  --signal:     #00A39B;   /* AJEEVI teal */
  --signal-dk:  #007A73;
  --signal-tint:#E1F5F3;
  --green:      #0E8C74;   /* teal-green — accent + semantic success */
  --green-tint: #E2F3EF;
  --gold:       #F5821F;   /* AJEEVI orange */
  --gold2:      #FBBE85;   /* light orange, marquee dot */

  /* type scale (1.25 minor third, 17px base) */
  --t-xs:   0.78rem;
  --t-sm:   0.88rem;
  --t-base: 1rem;
  --t-md:   1.15rem;
  --t-lg:   1.4rem;
  --t-xl:   1.85rem;
  --t-2xl:  2.35rem;
  --t-3xl:  3rem;

  /* rhythm */
  --gap:    1.5rem;
  --bay:    clamp(1.5rem, 7vw, 2rem);  /* vertical section padding */
  --wrap:   1200px;
  --r:      4px;   /* structural radius — deliberately tight, not pill */
  --r-lg:   8px;

  --ease:   cubic-bezier(.22,.61,.36,1);
}

/* ---------- 2. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  font-family: "IBM Plex Sans", "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 { margin: 0 0 .6em; line-height: 1.18; font-weight: 600; letter-spacing: -0.018em; color: var(--ink); }
h1 { font-size: clamp(2rem, 4.6vw, var(--t-3xl)); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem, 3.2vw, var(--t-2xl)); letter-spacing: -0.025em; }
h3 { font-size: var(--t-lg); }
h4 { font-size: var(--t-md); }
p  { margin: 0 0 1.1em; max-width: 68ch; }
ul, ol { margin: 0 0 1.1em; padding-left: 1.2em; }
li { margin-bottom: .4em; }
a { color: var(--signal-dk); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--signal); }
strong { font-weight: 600; }
hr { border: 0; border-top: 1px solid var(--line); margin: 2.5rem 0; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; border-radius: 2px; }

/* ---------- 3. Layout primitives ---------- */
.wrap { width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto; }
.bay  { padding-block: var(--bay); }
.bay--tight { padding-block: calc(var(--bay) * .6); }
.bay--paper { background: var(--paper-2); }
.bay--ink { background: var(--ink); color: var(--on-ink); }
.bay--ink h1, .bay--ink h2, .bay--ink h3, .bay--ink h4 { color: #fff; }
.bay--ink p { color: var(--on-ink-dim); }
.bay--ink a { color: #8FC2F5; }

.grid { display: grid; gap: var(--gap); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.split { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(0,.95fr); gap: clamp(2rem,5vw,4rem); align-items: center; }
.lede { font-size: var(--t-md); color: var(--muted); max-width: 64ch; }
.bay--ink .lede { color: var(--on-ink-dim); }
.measure { max-width: 68ch; }
.centred { text-align: center; margin-inline: auto; }
.centred p { margin-inline: auto; }

/* Section heading block — a rule anchored to the heading, not a floating label */
.head { margin-bottom: clamp(2rem, 4vw, 3rem); }
.head h2 { position: relative; padding-top: 1rem; }
.head h2::before {
  content: ""; position: absolute; top: 0; left: 0;
  width: 56px; height: 3px; background: var(--green);
}
.head--ink h2::before { background: var(--gold); }
.head p { margin-bottom: 0; }

/* ---------- 4. Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5rem; padding: .78rem 1.5rem;
  font: inherit; font-weight: 600; font-size: var(--t-sm);
  border: 1px solid transparent; border-radius: var(--r);
  cursor: pointer; text-decoration: none;
  transition: background-color .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}
.btn--primary { background: var(--signal); color: #fff; }
.btn--primary:hover { background: var(--signal-dk); color: #fff; }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--signal); color: var(--signal-dk); background: var(--signal-tint); }
.btn--onink { background: transparent; color: #fff; border-color: rgba(255,255,255,.34); }
.btn--onink:hover { background: rgba(255,255,255,.1); color: #fff; border-color: #fff; }
.btn--gold { background: var(--gold); color: #10284B; }
.btn--gold:hover { background: #FF9A47; color: #10284B; }
.btn--sm { padding: .55rem 1rem; font-size: var(--t-xs); }
.btn-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.8rem; }

/* ---------- 5. Header ---------- */
.site-head {
  position: sticky; top: 0; z-index: 100;
  background: var(--ink);
  border-bottom: 1px solid var(--ink-3);
}
.site-head__inner { display: flex; align-items: center; gap: 1.5rem; min-height: 72px; }
.brand { display: block; flex: 0 0 auto; padding: .5rem 0; }
.brand img { width: 178px; height: auto; }
.nav-toggle { display: none; }

.nav { margin-left: auto; }
.nav ul { display: flex; align-items: center; gap: .15rem; list-style: none; margin: 0; padding: 0; }
.nav li { margin: 0; }
.nav a {
  display: block; padding: .55rem .8rem; border-radius: var(--r);
  color: var(--on-ink); font-size: var(--t-sm); font-weight: 500; text-decoration: none;
  transition: background-color .16s var(--ease), color .16s var(--ease);
}
.nav a:hover { background: rgba(255,255,255,.09); color: #fff; }
.nav a[aria-current="page"] { color: #fff; box-shadow: inset 0 -2px 0 var(--green); border-radius: 0; }
.nav .btn { margin-left: .6rem; display: flex; justify-content: center; }
.nav .btn:hover { box-shadow: none; }

/* dropdown */
.has-sub { position: relative; }
.has-sub > button {
  display: flex; align-items: center; gap: .35rem;
  padding: .55rem .8rem; border: 0; background: none; border-radius: var(--r);
  font: inherit; font-size: var(--t-sm); font-weight: 500; color: var(--on-ink); cursor: pointer;
}
.has-sub > button:hover { background: rgba(255,255,255,.09); color: #fff; }
.has-sub > button svg { transition: transform .2s var(--ease); }
.has-sub[data-open="true"] > button svg { transform: rotate(180deg); }
.sub {
  position: absolute; top: calc(100% + 6px); left: 0; min-width: 246px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: 0 12px 30px rgba(6,24,43,.18);
  padding: .4rem; display: none; flex-direction: column;
}
.has-sub[data-open="true"] .sub { display: flex; }
.sub a { color: var(--text); padding: .55rem .7rem; border-radius: var(--r); font-weight: 500; }
.sub a:hover { background: var(--signal-tint); color: var(--signal-dk); }
.sub a span { display: block; font-size: var(--t-xs); font-weight: 400; color: var(--muted); }
.sub a:hover span { color: var(--signal-dk); }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--gold); color: #10284B; padding: .7rem 1.2rem; font-weight: 600; border-radius: 0 0 var(--r) 0;
}
.skip:focus { left: 0; }

/* ---------- 6. Hero ---------- */
.hero {
  background:
    radial-gradient(1100px 520px at 88% 8%, rgba(18,114,216,.30), transparent 62%),
    radial-gradient(800px 460px at 4% 96%, rgba(23,164,74,.20), transparent 60%),
    var(--ink);
  color: var(--on-ink);
  padding-block: clamp(1.25rem, 0.5vw, 3.5rem);
  overflow: hidden;
}
.hero h1 { color: #fff; max-width: 17ch; font-size: clamp(1.7rem, 3.8vw, 2.5rem); }
.hero p { color: var(--on-ink-dim); font-size: var(--t-md); max-width: 54ch; }
.hero .split { align-items: center; }
.hero__kicker {
  display: inline-block; margin-bottom: .56rem; padding-bottom: .4rem;
  font-size: var(--t-sm); font-weight: 600; color: #7FE0A3;
  border-bottom: 2px solid rgba(127,224,163,.4);
}

/* hero carousel — three slides crossfade, grid-stacked so height never jumps */
.hero-slider { position: relative; }
.hero-slides { display: grid; }
.hero-slide {
  grid-area: 1 / 1;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .5s var(--ease);
}
.hero-slide.is-active { opacity: 1; visibility: visible; pointer-events: auto; }
.hero-slide h1 { margin-bottom: .35em; }
.hero-slide p { min-height: 3.2em; line-height: 1.45; margin-bottom: .5em; }
.hero-slide .btn-row { margin-top: .75rem; }

.hero-controls { display: flex; align-items: center; gap: 1rem; margin-top: .9rem; }
.hero-dots { display: flex; gap: .55rem; }
.hero-dot {
  width: 9px; height: 9px; padding: 0; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.4); background: transparent; cursor: pointer;
  transition: background-color .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);
}
.hero-dot:hover { border-color: #fff; }
.hero-dot.is-active { background: var(--green); border-color: var(--green); transform: scale(1.2); }
.hero-arrow {
  display: grid; place-items: center; width: 32px; height: 32px; flex: none;
  border: 1px solid var(--ink-3); border-radius: 50%; background: transparent; color: var(--on-ink-dim);
  cursor: pointer; transition: border-color .18s var(--ease), color .18s var(--ease), background-color .18s var(--ease);
}
.hero-arrow:hover { border-color: var(--green); color: #fff; background: rgba(23,164,74,.14); }

/* rack elevation — the page's one bold visual */
.rack { width: 100%; max-width: 310px; margin-inline: auto; }
.rack .u { fill: #12324E; }
.rack .u-alt { fill: #0D2740; }
.rack .rail { fill: #1E4A6E; }
.rack .led-g { fill: var(--green); }
.rack .led-b { fill: var(--signal); }
.rack .led-o { fill: var(--gold); }
.rack .lbl { fill: #BBD3E8; font-size: 18px; font-family: "IBM Plex Mono", ui-monospace, monospace; letter-spacing: .04em; }
.rack .trace { fill: none; stroke: var(--green); stroke-width: 1.6; opacity: .85; }
.rack .sweep { fill: none; stroke: var(--gold); stroke-width: 1.6; stroke-dasharray: 8 460; }

@media (prefers-reduced-motion: no-preference) {
  .rack .sweep { animation: sweep 5.5s linear infinite; }
  @keyframes sweep { to { stroke-dashoffset: -468; } }
}

/* hero stat strip */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px,1fr)); gap: 1px;
  background: var(--ink-3); border: 1px solid var(--ink-3); border-radius: var(--r-lg);
  margin-top: 1.1rem; overflow: hidden; }
.stats div { background: var(--ink); padding: .62rem 1.3rem; }
.stats dt { font-size: var(--t-xs); color: var(--on-ink-dim); margin-bottom: .2rem; }
.stats dd { margin: 0; font-size: var(--t-lg); font-weight: 600; color: #fff; letter-spacing: -.02em; }

/* ---------- 7. Cards ---------- */
.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 1.6rem 1.5rem; display: flex; flex-direction: column;
}
.card h3 { margin-bottom: .45rem; }
.card p { font-size: var(--t-sm); color: var(--muted); }
.card p:last-of-type { margin-bottom: 0; }
.card__link { margin-top: auto; padding-top: 1.1rem; font-size: var(--t-sm); font-weight: 600; }
.card--flat { border: 0; background: var(--paper-2); }
.bay--ink .card { background: var(--ink-2); border-color: var(--ink-3); }
.bay--ink .card p { color: var(--on-ink-dim); }

/* pillar: capability with a coloured spine, colour encodes the discipline */
.pillar { border-left: 3px solid var(--line); padding-left: 1.3rem; }
.pillar[data-tone="ai"]  { border-left-color: var(--signal); }
.pillar[data-tone="iot"] { border-left-color: var(--green); }
.pillar[data-tone="dc"]  { border-left-color: var(--gold); }
.pillar h3 { margin-bottom: .35rem; }
.pillar p { color: var(--muted); margin-bottom: 0; }
.bay--ink .pillar { border-left-color: var(--ink-3); }
.bay--ink .pillar p { color: var(--on-ink-dim); }

/* ---------- 8. Lifecycle — genuinely a sequence, so it is numbered ---------- */
.phases { counter-reset: phase; display: grid; gap: 0; }
.phase {
  counter-increment: phase;
  display: grid; grid-template-columns: 74px minmax(0,1fr);
  gap: clamp(1rem,3vw,2.2rem); align-items: start;
  padding: 2rem 0; border-top: 1px solid var(--line);
}
.phase:last-child { border-bottom: 1px solid var(--line); }
.phase__num {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: var(--t-xl); font-weight: 500; color: var(--signal); line-height: 1;
}
.phase__num::before { content: counter(phase, decimal-leading-zero); }
.phase h3 { margin-bottom: .4rem; }
.phase p { margin-bottom: .8rem; }
.phase ul { columns: 2; column-gap: 2rem; font-size: var(--t-sm); color: var(--muted); padding-left: 1.1em; }
@media (max-width: 640px) { .phase ul { columns: 1; } }

/* ---------- 9. Product / spec tables ---------- */
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-lg); }
table { border-collapse: collapse; width: 100%; font-size: var(--t-sm); }
th, td { text-align: left; padding: .85rem 1.1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { background: var(--paper-2); font-weight: 600; color: var(--ink); white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }

/* feature ticks */
.ticks { list-style: none; padding: 0; }
.ticks li { position: relative; padding-left: 1.8rem; margin-bottom: .6rem; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .52em;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 0 3px var(--green-tint);
}
.bay--ink .ticks li::before { box-shadow: 0 0 0 3px rgba(23,164,74,.22); }

/* ---------- 10. Tools / calculators ---------- */
.tools { align-items: start; }
.tool {
  border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--paper);
  padding: 1.5rem; scroll-margin-top: 100px;
}
.tool h3 { margin-bottom: .3rem; }
.tool > p { font-size: var(--t-sm); color: var(--muted); }
.field { margin-bottom: .9rem; }
.field label { display: block; font-size: var(--t-sm); font-weight: 500; margin-bottom: .3rem; }
.field input, .field select, .field textarea {
  width: 100%; padding: .62rem .75rem; font: inherit; font-size: var(--t-sm);
  color: var(--text); background: var(--paper);
  border: 1px solid var(--line); border-radius: var(--r);
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--signal); outline: 2px solid var(--signal-tint); outline-offset: 0; }
.field .hint { font-size: var(--t-xs); color: var(--muted); margin-top: .25rem; display: block; }
.field-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px,1fr)); gap: .9rem; align-items: start; }
.tool .field-row > .field label { min-height: 2.9em; }

.readout {
  margin-top: 1.1rem; padding: 1.1rem 1.2rem;
  background: var(--ink); color: #fff; border-radius: var(--r);
}
.readout__val {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: var(--t-2xl); font-weight: 500; line-height: 1.1; letter-spacing: -.02em;
}
.readout__unit { font-size: var(--t-md); color: var(--on-ink-dim); margin-left: .3rem; }
.readout__note { font-size: var(--t-xs); color: var(--on-ink-dim); margin: .5rem 0 0; max-width: none; }
.readout__note b { color: #7FE0A3; font-weight: 600; }
.readout--warn .readout__note b { color: #FFC658; }

/* ---------- 11. Clients ---------- */
.clients { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: clamp(1.5rem,5vw,3.5rem); }
.clients img { max-height: 58px; width: auto; opacity: .72; filter: grayscale(1); transition: opacity .2s var(--ease), filter .2s var(--ease); }
.clients img:hover { opacity: 1; filter: none; }

/* ---------- 12. Contact ---------- */
.contact-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.1fr); gap: clamp(2rem,5vw,3.5rem); align-items: start; }
address { font-style: normal; font-size: var(--t-sm); color: var(--muted); line-height: 1.8; }
address strong { color: var(--text); display: block; font-size: var(--t-base); }
.form-note { font-size: var(--t-xs); color: var(--muted); }
.form-status { margin-top: 1rem; padding: .8rem 1rem; border-radius: var(--r); font-size: var(--t-sm); display: none; }
.form-status[data-state="ok"]   { display: block; background: var(--green-tint); color: #0B5C29; border: 1px solid #9FDCB4; }
.form-status[data-state="err"]  { display: block; background: #FDECEC; color: #8A1F1F; border: 1px solid #F0B4B4; }

/* ---------- 13. Breadcrumb ---------- */
.crumb { font-size: var(--t-xs); color: var(--muted); padding-top: 1.1rem; }
.crumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: .45rem; padding: 0; margin: 0; }
.crumb li::after { content: "/"; margin-left: .45rem; color: var(--line); }
.crumb li:last-child::after { content: ""; }
.crumb a { color: var(--muted); }
.crumb [aria-current] { color: var(--text); }

/* ---------- 14. Page banner (inner pages) ---------- */
.banner { background: var(--ink); color: var(--on-ink); padding-block: clamp(2.5rem,5vw,4rem); }
.banner h1 { color: #fff; }
.banner p { color: var(--on-ink-dim); font-size: var(--t-md); }
.banner .crumb { color: var(--on-ink-dim); padding-top: 0; padding-bottom: 1.2rem; }
.banner .crumb a { color: var(--on-ink-dim); }
.banner .crumb [aria-current] { color: #fff; }
.banner .crumb li::after { color: var(--ink-3); }

/* ---------- 15. CTA band ---------- */
.cta-band { background: var(--ink-2); color: #fff; border-top: 3px solid var(--green); }
.cta-band h2 { color: #fff; }
.cta-band p { color: var(--on-ink-dim); }

/* ---------- 16. FAQ ---------- */
.faq details { border-bottom: 1px solid var(--line); padding: 1.1rem 0; }
.faq summary { cursor: pointer; font-weight: 600; font-size: var(--t-md); color: var(--ink); list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--signal); font-weight: 400; font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: .9rem 0 0; color: var(--muted); font-size: var(--t-sm); }

/* ---------- 17. Footer ---------- */
.site-foot { background: var(--ink); color: var(--on-ink-dim); padding-block: 3.5rem 1.8rem; font-size: var(--t-sm); }
.site-foot .foot-h { font-size: var(--t-sm); font-weight: 600; color: #fff; margin-bottom: .9rem; letter-spacing: 0; }
.site-foot ul { list-style: none; padding: 0; }
.site-foot li { margin-bottom: .45rem; }
.site-foot a { color: var(--on-ink-dim); text-decoration: none; }
.site-foot a:hover { color: #fff; text-decoration: underline; }
.foot-grid { display: grid; grid-template-columns: minmax(230px,1.5fr) repeat(auto-fit, minmax(150px,1fr)); gap: 2.2rem; }
.foot-grid p { font-size: var(--t-sm); }
.site-foot .brand img { width: 168px; margin-bottom: 1rem; }
.foot-base {
  margin-top: 2.8rem; padding-top: 1.4rem; border-top: 1px solid var(--ink-3);
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; font-size: var(--t-xs);
}
.foot-base ul { display: flex; gap: 1.2rem; margin: 0; }
.social { display: flex; gap: .6rem; margin-top: 1rem; }
.social a {
  display: grid; place-items: center; width: 34px; height: 34px;
  border: 1px solid var(--ink-3); border-radius: var(--r); color: var(--on-ink-dim);
}
.social a:hover { border-color: var(--green); color: #fff; background: rgba(23,164,74,.16); }
.social svg { width: 16px; height: 16px; fill: currentColor; }

/* ---------- 18. Responsive ---------- */
@media (max-width: 960px) {
  .split, .contact-grid { grid-template-columns: 1fr; }
  .hero .rack { max-width: 200px; }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: inline-flex; align-items: center; gap: .5rem; margin-left: auto;
    background: none; border: 1px solid var(--ink-3); border-radius: var(--r);
    color: var(--on-ink); font: inherit; font-size: var(--t-sm); font-weight: 500;
    padding: .5rem .8rem; cursor: pointer;
  }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    background: var(--ink); border-bottom: 1px solid var(--ink-3);
    padding: .8rem 0 1.4rem; max-height: calc(100vh - 72px); overflow-y: auto;
  }
  .nav[data-open="true"] { display: block; }
  .nav > ul { flex-direction: column; align-items: stretch; width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto; gap: 0; }
  .nav a, .has-sub > button { padding: .8rem .2rem; width: 100%; border-radius: 0; }
  .nav a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--green); padding-left: .8rem; }
  .nav .btn { margin: .9rem 0 0; justify-content: center; }
  .has-sub { position: static; }
  .sub {
    position: static; display: none; box-shadow: none; border: 0;
    background: transparent; padding: 0 0 .4rem .8rem; min-width: 0;
  }
  .has-sub[data-open="true"] .sub { display: flex; }
  .sub a { color: var(--on-ink-dim); }
  .sub a span { color: #6F8AA3; }
  .sub a:hover { background: rgba(255,255,255,.07); color: #fff; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .phase { grid-template-columns: 1fr; gap: .5rem; }
  .phase__num { font-size: var(--t-lg); }
  .btn-row .btn { flex: 1 1 100%; }
  .foot-base { flex-direction: column; }
  .foot-base ul { flex-direction: column; gap: .5rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

/* ---------- 19. Print ---------- */
@media print {
  .site-head, .site-foot, .cta-band, .btn-row, .nav-toggle { display: none !important; }
  body { font-size: 11pt; color: #000; }
  .hero, .banner, .bay--ink { background: #fff !important; color: #000 !important; }
  .hero h1, .banner h1, .bay--ink h2 { color: #000 !important; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 9pt; color: #555; }
}

/* ---------- 20. Utilities ---------- */
.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;
}

/* ═══════════ CONTAINER DATA CENTRE — graphics ═══════════ */
.dc-fig {
  margin: 0 0 2rem; padding: 1.25rem 1.25rem .9rem;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg);
  overflow-x: auto;
}
.dc-fig svg { display: block; width: 100%; min-width: 620px; height: auto; }
.dc-fig text { font-family: "IBM Plex Mono", ui-monospace, monospace; font-size: 12px; fill: var(--muted); letter-spacing: .04em; }
.dc-fig figcaption { margin-top: .6rem; font-size: var(--t-xs); color: var(--muted); }

.card__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; margin-bottom: .9rem;
  border-radius: var(--r); background: var(--signal-tint); color: var(--signal-dk);
}
.card__icon svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

@keyframes dc-blink { 0%, 100% { opacity: 1; } 50% { opacity: .25; } }
@keyframes dc-spin  { to { transform: rotate(360deg); } }
@keyframes dc-dash  { to { stroke-dashoffset: -12; } }
@keyframes dc-ping  { 0% { transform: scale(1); opacity: .9; } 100% { transform: scale(3.2); opacity: 0; } }
@media (prefers-reduced-motion: no-preference) {
  .dc-led  { animation: dc-blink 2.4s ease-in-out infinite; }
  .dc-led:nth-of-type(3n)  { animation-delay: .8s; }
  .dc-led:nth-of-type(4n)  { animation-delay: 1.5s; }
  .dc-fan  { transform-box: fill-box; transform-origin: center; animation: dc-spin 2.5s linear infinite; }
  .dc-flow { animation: dc-dash 1s linear infinite; }
  .dc-ping { transform-box: fill-box; transform-origin: center; animation: dc-ping 2.2s ease-out infinite; }
}

/* ═══════════ DIGITAL TWIN + SOVEREIGN AI ═══════════ */
.dc-fig--flush { margin: 0; }
.dc-fig--flush svg { min-width: 520px; }
.ai-fig { background: var(--ink-2); border-color: var(--ink-3); }
.ai-fig figcaption { color: var(--on-ink-dim); }
.ai-fig text { fill: var(--on-ink); }

.ticks { list-style: none; margin: 0 0 1.6rem; padding: 0; display: grid; gap: .75rem; }
.ticks li { position: relative; padding-left: 2rem; color: var(--text); }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .2em; width: 1.2rem; height: 1.2rem; border-radius: 50%;
  background: var(--signal-tint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23007A73' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 70% no-repeat;
}
.bay--ink .ticks li { color: var(--on-ink); }
.bay--ink .ticks li::before {
  background-color: rgba(0, 163, 155, .22);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2340D6CC' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E");
}