/* Data Center Sydney — digital facility map */

:root {
  --bg: #0a1322;
  --bg-1: #0e1a2e;
  --bg-2: #14233c;
  --bg-light: rgba(255,255,255,0.04);
  --panel: rgba(61, 169, 255, 0.06);
  --line: rgba(255,255,255,0.08);
  --line-2: rgba(61, 169, 255, 0.28);
  --steel: #4a5d78;
  --steel-light: #8aa0bf;
  --blue: #3da9ff;
  --blue-deep: #1e6cb5;
  --blue-soft: rgba(61, 169, 255, 0.16);
  --blue-glow: rgba(61, 169, 255, 0.45);
  --ink: #e8f0fa;
  --ink-soft: rgba(232, 240, 250, 0.74);
  --ink-mute: rgba(232, 240, 250, 0.48);
  --sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  background: var(--bg);
  background-image:
    radial-gradient(circle at 25% 15%, rgba(61, 169, 255, 0.06), transparent 50%),
    radial-gradient(circle at 85% 85%, rgba(61, 169, 255, 0.04), transparent 50%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s; }
a:hover { color: var(--blue); }

h1, h2, h3, h4 {
  color: var(--ink);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
h1 { font-size: clamp(2.6rem, 5.4vw, 4.6rem); font-weight: 400; }
h2 { font-size: clamp(1.9rem, 3.2vw, 2.8rem); }
h3 { font-size: clamp(1.15rem, 1.6vw, 1.4rem); }
p { color: var(--ink-soft); }

.container { max-width: 1340px; margin: 0 auto; padding: 0 32px; position: relative; }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--blue); color: var(--bg); padding: 8px 14px; }
.skip:focus { left: 16px; z-index: 200; }

/* HEADER */
.site-header {
  position: sticky;
  top: 0; z-index: 60;
  background: rgba(10, 19, 34, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 32px;
  max-width: 1340px; margin: 0 auto;
}
.brand {
  display: flex; align-items: center; gap: 14px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--ink);
}
.brand-mark {
  width: 30px; height: 30px;
  border: 1.5px solid var(--blue);
  border-radius: 50%;
  position: relative;
  flex-shrink: 0;
}
.brand-mark::before {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 8px; height: 8px;
  background: var(--blue);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 10px var(--blue-glow);
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: -3px;
  border: 1px dashed var(--blue-soft);
  border-radius: 50%;
  animation: rotate-mark 12s linear infinite;
}
@keyframes rotate-mark { to { transform: rotate(360deg); } }
.brand-tag {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--blue);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-left: 1px solid var(--line);
  padding-left: 12px;
  margin-left: 4px;
}

.nav-links { display: flex; gap: 2px; list-style: none; font-family: var(--mono); font-size: 12px; }
.nav-links a {
  padding: 8px 14px;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
  transition: color .2s, background .2s;
  position: relative;
}
.nav-links a:hover { color: var(--ink); background: var(--bg-light); }
.nav-links a.active { color: var(--blue); background: var(--panel); }
.nav-links a::before {
  content: "●";
  margin-right: 6px;
  color: var(--steel);
  font-size: 8px;
  vertical-align: middle;
}
.nav-links a:hover::before, .nav-links a.active::before { color: var(--blue); }
.nav-cta {
  background: var(--blue) !important;
  color: var(--bg) !important;
  padding: 9px 18px !important;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.nav-cta::before { display: none; }
.nav-cta:hover { background: #fff !important; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line-2); padding: 8px 14px; font-family: var(--mono); font-size: 11px; color: var(--blue); cursor: pointer; }

/* HERO */
.hero { position: relative; padding: 100px 0 100px; overflow: hidden; }
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 40% at 30% 40%, var(--blue-soft), transparent 60%);
  z-index: -1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 70px;
  align-items: center;
}
.hero-id {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--blue);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 28px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.hero-id::before {
  content: "";
  width: 8px; height: 8px;
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--blue-glow);
  animation: blink 1.6s ease-in-out infinite;
}
@keyframes blink { 50% { opacity: 0.3; } }

.hero h1 { margin-bottom: 24px; }
.hero h1 .accent { color: var(--blue); }
.hero-sub {
  font-size: 1.12rem;
  max-width: 540px;
  margin-bottom: 38px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--line-2);
  background: transparent;
  color: var(--ink);
  transition: all .25s;
}
.btn-primary { background: var(--blue); color: var(--bg); border-color: var(--blue); }
.btn-primary:hover { background: transparent; color: var(--blue); }
.btn-ghost:hover { background: var(--panel); border-color: var(--blue); }

/* FACILITY MAP — interactive svg-style */
.facility-map {
  position: relative;
  aspect-ratio: 1 / 1;
  background: var(--bg-1);
  border: 1px solid var(--line-2);
  overflow: hidden;
}
.facility-map::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(61, 169, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 169, 255, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.fm-label {
  position: absolute;
  top: 16px; left: 16px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--blue);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  z-index: 3;
  background: var(--bg);
  padding: 4px 10px;
  border: 1px solid var(--blue-soft);
}
.fm-coords {
  position: absolute;
  bottom: 16px; right: 16px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--steel-light);
  letter-spacing: 0.16em;
  z-index: 3;
}
.fm-svg { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 2; }
.fm-node {
  position: absolute;
  background: var(--bg-2);
  border: 1px solid var(--blue);
  width: 86px;
  height: 56px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 8px 10px;
  font-family: var(--mono);
  font-size: 9px;
  color: var(--ink);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 3;
  transition: all .35s;
  box-shadow: 0 0 0 0 var(--blue-glow);
}
.fm-node:hover { transform: scale(1.05); box-shadow: 0 0 16px var(--blue-glow); background: var(--blue-soft); }
.fm-node .n-id { color: var(--blue); font-weight: 600; margin-bottom: 2px; }
.fm-node .n-name { font-size: 10px; line-height: 1.1; font-weight: 500; }
.fm-node.primary { background: var(--blue); border-color: var(--blue); color: var(--bg); }
.fm-node.primary .n-id { color: var(--bg); }
.fm-node.primary:hover { background: var(--bg); color: var(--blue); }
.fm-node.primary:hover .n-id { color: var(--blue); }
.fm-node.dim { opacity: 0.65; }

.fm-node.n01 { top: 18%; left: 8%; }
.fm-node.n02 { top: 14%; left: 56%; }
.fm-node.n03 { top: 44%; left: 32%; }
.fm-node.n04 { bottom: 18%; left: 12%; }
.fm-node.n05 { bottom: 14%; right: 8%; }
.fm-node.n06 { top: 56%; right: 14%; }

/* SECTIONS */
section { padding: 110px 0; position: relative; }

.section-tag {
  display: inline-flex;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--blue);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 22px;
  align-items: center;
  gap: 10px;
  padding: 5px 14px;
  background: var(--panel);
  border: 1px solid var(--blue-soft);
}
.section-tag::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--blue-glow);
}
.section-head { margin-bottom: 64px; max-width: 760px; }
.section-head h2 { margin-bottom: 18px; }
.section-head p { font-size: 1.05rem; }

/* SERVER HALL GRID */
.hall-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.hall {
  background: var(--bg-1);
  border: 1px solid var(--line);
  padding: 0;
  position: relative;
  transition: border-color .35s, transform .35s, box-shadow .35s;
  overflow: hidden;
}
.hall:hover {
  border-color: var(--blue);
  transform: translateY(-4px);
  box-shadow: 0 24px 40px -20px var(--blue-soft);
}
.hall-head {
  display: flex;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.hall-head .hall-id { color: var(--blue); }
.hall-head .hall-status { color: var(--steel-light); }
.hall-head .hall-status::before { content: "● "; color: var(--blue); }
.hall-body { padding: 28px 26px 30px; }
.hall-body h3 { margin-bottom: 12px; font-size: 1.25rem; }
.hall-body p { font-size: 0.95rem; color: var(--ink-soft); }
.hall-specs {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.hall-specs .spec strong { color: var(--blue); display: block; margin-bottom: 2px; font-weight: 500; }
.hall-specs .spec span { color: var(--ink); }

/* TOPOLOGY ROUTE */
.topology {
  background: var(--bg-1);
  border: 1px solid var(--line);
  padding: 40px;
  position: relative;
  overflow-x: auto;
}
.topology::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(61, 169, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 169, 255, 0.04) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}
.topology-row {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 50px;
  z-index: 1;
}
.topology-row::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 8%; right: 8%;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--blue) 0 10px, transparent 10px 20px);
  z-index: -1;
}
.t-node {
  text-align: center;
  position: relative;
  background: var(--bg-1);
  padding: 16px;
}
.t-circle {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--bg-2);
  border: 1.5px solid var(--blue);
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  color: var(--blue);
  font-size: 13px;
  font-weight: 600;
  position: relative;
}
.t-circle::after {
  content: "";
  position: absolute;
  inset: -5px;
  border: 1px solid var(--blue-soft);
  border-radius: 50%;
}
.t-node h4 { font-family: var(--sans); font-size: 0.92rem; margin-bottom: 4px; color: var(--ink); font-weight: 500; }
.t-node small { font-family: var(--mono); font-size: 10px; color: var(--steel-light); letter-spacing: 0.12em; text-transform: uppercase; }

/* ZONE CAROUSEL */
.carousel { position: relative; }
.carousel-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(340px, 380px);
  gap: 22px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 8px 4px 28px;
  scrollbar-width: thin;
  scrollbar-color: var(--blue) transparent;
}
.carousel-track::-webkit-scrollbar { height: 4px; }
.carousel-track::-webkit-scrollbar-thumb { background: var(--blue); }
.cc {
  scroll-snap-align: start;
  background: var(--bg-1);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform .35s, border-color .35s;
}
.cc:hover { transform: translateY(-3px); border-color: var(--blue); }
.cc-img { aspect-ratio: 5/4; overflow: hidden; position: relative; }
.cc-img img { width: 100%; height: 100%; object-fit: cover; opacity: 0.65; transition: opacity .4s, transform .6s; }
.cc:hover .cc-img img { opacity: 0.9; transform: scale(1.04); }
.cc-img::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, var(--bg-1) 100%);
}
.cc-zone {
  position: absolute;
  top: 14px; left: 14px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--blue);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: var(--bg);
  padding: 4px 10px;
  border: 1px solid var(--blue-soft);
  z-index: 1;
}
.cc-body { padding: 22px 26px 26px; }
.cc-body h3 { font-size: 1.18rem; margin-bottom: 8px; }
.cc-body p { font-size: 0.92rem; color: var(--ink-mute); }
.cc-body .cc-tag {
  display: inline-block;
  margin-top: 18px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--steel-light);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  width: 100%;
}
.carousel-nav { display: flex; gap: 10px; margin-top: 14px; }
.carousel-btn {
  width: 46px; height: 46px;
  border: 1px solid var(--line-2);
  background: var(--bg-1);
  color: var(--blue);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.carousel-btn:hover { background: var(--blue); color: var(--bg); }

/* RESOURCE MATRIX */
.matrix {
  border: 1px solid var(--line);
  background: var(--bg-1);
}
.matrix-row {
  display: grid;
  grid-template-columns: 60px 240px 1fr 120px 100px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  align-items: center;
  transition: background .25s;
}
.matrix-row:last-child { border-bottom: none; }
.matrix-row:hover { background: var(--bg-2); }
.matrix-row.head {
  background: var(--panel);
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 11px;
  font-weight: 500;
}
.matrix-row .ix { color: var(--blue); }
.matrix-row .name { color: var(--ink); font-weight: 500; }
.matrix-row .desc { color: var(--ink-soft); font-size: 11px; }
.matrix-row .status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--blue);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.matrix-row .status::before { content: "●"; }
.matrix-row .ver { color: var(--steel-light); text-align: right; }

/* DUAL TEXT */
.dual {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 64px;
  align-items: start;
}
.dual .label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--blue);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding-top: 8px;
  border-top: 1px solid var(--blue);
  display: inline-block;
}
.dual .content h2 { margin-bottom: 22px; }
.dual .content p { margin-bottom: 16px; }
.dual .content p:last-child { margin-bottom: 0; }
.dual .content em { font-style: normal; color: var(--blue); }

/* INDEX LIST */
.idx-list { border-top: 1px solid var(--line); }
.idx-row {
  display: grid;
  grid-template-columns: 80px 1fr 1fr 100px;
  gap: 28px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  transition: background .3s, padding .25s;
  align-items: start;
}
.idx-row:hover { background: var(--panel); padding-left: 16px; padding-right: 16px; }
.idx-num { font-family: var(--mono); font-size: 13px; color: var(--blue); }
.idx-title { color: var(--ink); font-weight: 500; font-size: 1.02rem; }
.idx-desc { font-size: 0.92rem; color: var(--ink-mute); }
.idx-meta { font-family: var(--mono); font-size: 10px; color: var(--steel-light); letter-spacing: 0.14em; text-transform: uppercase; text-align: right; }

/* IMAGE LARGE */
.img-large {
  border: 1px solid var(--line);
  aspect-ratio: 21/9;
  position: relative;
  overflow: hidden;
}
.img-large img { width: 100%; height: 100%; object-fit: cover; opacity: 0.55; filter: contrast(1.05) saturate(0.9); }
.img-large::after {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, transparent 40%, var(--bg) 100%),
    linear-gradient(rgba(61, 169, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 169, 255, 0.04) 1px, transparent 1px);
  background-size: 100% 100%, 28px 28px, 28px 28px;
  pointer-events: none;
}
.img-large-cap {
  position: absolute;
  bottom: 24px; left: 28px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--blue);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  z-index: 2;
}

/* FAQ */
.faq-list { max-width: 880px; }
.faq-item {
  border-top: 1px solid var(--line);
  background: var(--bg-1);
  margin-bottom: 2px;
}
.faq-list .faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--sans);
  font-size: 1.1rem;
  color: var(--ink);
  padding: 24px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  font-weight: 500;
}
.faq-question .n {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--blue);
  margin-right: 18px;
  letter-spacing: 0.14em;
}
.faq-question::after {
  content: "+";
  color: var(--blue);
  font-family: var(--mono);
  font-size: 1.4rem;
  transition: transform .3s;
}
.faq-item.open .faq-question::after { content: "−"; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .45s cubic-bezier(.4,0,.2,1); }
.faq-answer-inner { padding: 0 24px 26px 60px; color: var(--ink-mute); max-width: 720px; font-size: 0.97rem; }

/* CONTACT */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.contact-side { background: var(--bg-1); padding: 48px 44px; }
.form { display: grid; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--blue);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--bg);
  border: 1px solid var(--line-2);
  color: var(--ink);
  padding: 13px 16px;
  font-family: var(--sans);
  font-size: 14px;
  transition: border-color .2s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { outline: none; border-color: var(--blue); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-status { font-family: var(--mono); font-size: 12px; color: var(--blue); min-height: 18px; }

.contact-block { padding: 20px 0; border-bottom: 1px solid var(--line); }
.contact-block:first-child { padding-top: 0; }
.contact-block:last-child { border-bottom: none; }
.contact-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--blue);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.contact-value { color: var(--ink); font-size: 1.02rem; line-height: 1.5; }
.contact-value a { color: var(--ink); }

.map-wrap {
  margin-top: 56px;
  border: 1px solid var(--line);
  aspect-ratio: 16 / 6;
  filter: invert(0.93) hue-rotate(180deg) saturate(0.5);
}
.map-wrap iframe { width: 100%; height: 100%; border: 0; display: block; }

/* CTA */
.cta {
  border: 1px solid var(--line-2);
  padding: 60px 56px;
  background:
    radial-gradient(ellipse 60% 70% at 80% 50%, var(--blue-soft), transparent 65%),
    var(--bg-1);
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(61, 169, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 169, 255, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 30%, transparent 80%);
  pointer-events: none;
}
.cta > * { position: relative; z-index: 1; }
.cta h2 { margin-bottom: 16px; max-width: 700px; }
.cta p { margin-bottom: 28px; max-width: 560px; font-size: 1.05rem; }

/* PAGE HERO */
.page-hero {
  padding: 110px 0 70px;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 60% at 50% 40%, var(--blue-soft), transparent 60%);
  z-index: -1;
}
.breadcrumb {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--steel-light);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 22px;
}
.breadcrumb .sep { color: var(--blue); margin: 0 8px; }
.page-hero h1 { max-width: 880px; margin-bottom: 22px; }
.page-hero p { max-width: 660px; font-size: 1.1rem; }

/* FOOTER */
.site-footer {
  background: #060c18;
  border-top: 1px solid var(--blue);
  padding: 80px 0 32px;
  margin-top: 80px;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(61, 169, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 169, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(180deg, transparent, #000 80px, #000 60%, transparent);
  pointer-events: none;
}
.site-footer .container { position: relative; z-index: 1; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 56px;
  margin-bottom: 56px;
}
.footer-brand .brand { color: var(--ink); margin-bottom: 22px; }
.footer-brand p { color: var(--ink-mute); font-size: 0.95rem; max-width: 340px; }
.footer-col h4 {
  font-family: var(--mono);
  color: var(--blue);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  margin-bottom: 22px;
  font-weight: 500;
}
.footer-col ul { list-style: none; display: grid; gap: 12px; font-size: 14px; }
.footer-col a:hover { color: var(--blue); }
.footer-col p { color: var(--ink-mute); font-size: 14px; margin-bottom: 8px; }

.socials { display: flex; gap: 8px; margin-top: 26px; }
.social {
  width: 38px; height: 38px;
  border: 1px solid var(--line-2);
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-soft);
  transition: all .2s;
}
.social:hover { background: var(--blue); color: var(--bg); border-color: var(--blue); box-shadow: 0 0 14px var(--blue-glow); }
.social svg { width: 14px; height: 14px; }

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--steel);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

/* BACK TOP */
.back-top {
  position: fixed; bottom: 28px; right: 28px;
  width: 44px; height: 44px;
  border: 1px solid var(--blue);
  background: var(--bg-1);
  color: var(--blue);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: translateY(20px);
  transition: opacity .3s, transform .3s, background .3s, box-shadow .3s;
  z-index: 70;
  font-family: var(--mono);
}
.back-top.visible { opacity: 1; transform: translateY(0); }
.back-top:hover { background: var(--blue); color: var(--bg); box-shadow: 0 0 18px var(--blue-glow); }

/* COOKIE */
.cookie {
  position: fixed;
  bottom: 24px; left: 24px;
  max-width: 460px;
  background: var(--bg-1);
  border: 1px solid var(--blue);
  padding: 24px 26px;
  font-size: 13px;
  color: var(--ink-soft);
  z-index: 80;
  transform: translateY(140%);
  transition: transform .5s cubic-bezier(.4,0,.2,1);
}
.cookie.show { transform: translateY(0); }
.cookie h4 {
  font-family: var(--mono);
  color: var(--blue);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.cookie-actions { display: flex; gap: 10px; margin-top: 16px; }
.cookie .btn { padding: 9px 16px; font-size: 11px; }

/* REVEAL */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .85s ease, transform .85s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.r1 { transition-delay: .08s; }
.r2 { transition-delay: .16s; }
.r3 { transition-delay: .24s; }

/* RESPONSIVE */
@media (max-width: 980px) {
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; background: var(--bg-1); padding: 24px 32px; gap: 8px; border-bottom: 1px solid var(--blue); }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .brand-tag { display: none; }
  .hero-grid, .dual, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .hall-grid { grid-template-columns: 1fr; }
  .topology-row { grid-template-columns: 1fr 1fr; gap: 30px; }
  .topology-row::before { display: none; }
  .matrix-row { grid-template-columns: 1fr; gap: 6px; padding: 16px 18px; }
  .matrix-row .ver { text-align: left; }
  .idx-row { grid-template-columns: 1fr; gap: 6px; padding: 18px 0; }
  .idx-meta { text-align: left; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }
  section { padding: 76px 0; }
  .cta { padding: 40px 28px; }
}
@media (max-width: 560px) {
  .container { padding: 0 22px; }
  .topology-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .facility-map { aspect-ratio: 4/5; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
}