/* Smart Minds IT — static website
   Design system: dark enterprise / IBM-blue inspired
*/

:root {
  color-scheme: dark;
  --bg: #020814;
  --bg-deep: #01050d;
  --bg-alt: #050f1e;
  --surface: rgba(7, 20, 37, 0.82);
  --surface-solid: #071425;
  --surface-2: #0a1a30;
  --surface-3: #0d213b;
  --text: #f6f9fd;
  --text-soft: #d9e2ee;
  --muted: #9dacc0;
  --muted-2: #718098;
  --blue: #0b72e7;
  --blue-2: #2c9cff;
  --blue-3: #73baff;
  --ice: #cfe7ff;
  --teal: #20d6b2;
  --warning: #ffd77d;
  --line: rgba(130, 183, 239, 0.16);
  --line-strong: rgba(79, 155, 236, 0.34);
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
  --shadow-blue: 0 20px 70px rgba(5, 111, 231, 0.22);
  --radius-sm: 12px;
  --radius: 22px;
  --radius-lg: 32px;
  --container: 1220px;
  --header-h: 78px;
  --ease: cubic-bezier(.2,.7,.2,1);
  --font: "Segoe UI", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 22px);
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 82% 4%, rgba(11, 114, 231, 0.12), transparent 34rem),
    radial-gradient(circle at 12% 48%, rgba(32, 214, 178, 0.04), transparent 30rem),
    var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.nav-open,
body.dock-open {
  overflow: hidden;
}

::selection {
  background: rgba(44, 156, 255, 0.34);
  color: #fff;
}

img,
picture,
svg,
canvas {
  display: block;
  max-width: 100%;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  border: 0;
}

p,
h1,
h2,
h3,
h4,
ul,
ol,
figure {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  line-height: 1.08;
  letter-spacing: -0.035em;
}

p:last-child,
ul:last-child,
ol:last-child {
  margin-bottom: 0;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  z-index: 10000;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  border-radius: 10px;
  background: #fff;
  color: #06101f;
  transform: translateY(-160%);
  transition: transform .2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid rgba(115, 186, 255, 0.9);
  outline-offset: 4px;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 118px 0;
}

.section--tight {
  padding: 82px 0;
}

.section--alt {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.012), transparent 12%, transparent 88%, rgba(255,255,255,0.01)),
    var(--bg-alt);
  border-block: 1px solid rgba(130, 183, 239, 0.08);
}

.section--deep {
  background: var(--bg-deep);
}

.section-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .42;
  background-image:
    linear-gradient(rgba(64, 126, 198, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(64, 126, 198, .055) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, transparent, #000 18%, #000 82%, transparent);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: var(--blue-3);
  font-family: var(--mono);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue-2));
}

.section-heading {
  max-width: 820px;
  margin-bottom: 54px;
}

.section-heading--center {
  margin-inline: auto;
  text-align: center;
}

.section-heading--center .eyebrow::before {
  display: none;
}

.section-heading h2,
.rich-heading h2 {
  margin-bottom: 22px;
  font-size: clamp(2.25rem, 5vw, 4.5rem);
  font-weight: 760;
}

.section-heading p,
.rich-heading > p {
  max-width: 720px;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.5vw, 1.22rem);
}

.section-heading--center p {
  margin-inline: auto;
}

.text-gradient {
  color: var(--ice);
  background: linear-gradient(100deg, #fff 5%, var(--ice) 42%, var(--blue-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.icon {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon--sm {
  width: 19px;
  height: 19px;
}

/* Intro */
.site-intro {
  position: fixed;
  z-index: 9999;
  inset: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #01050d;
  animation: intro-leave .85s var(--ease) 1.42s forwards;
}

.site-intro::before,
.site-intro::after {
  content: "";
  position: absolute;
  inset: -20%;
  pointer-events: none;
}

.site-intro::before {
  background-image:
    linear-gradient(rgba(30, 127, 236, .12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 127, 236, .12) 1px, transparent 1px);
  background-size: 76px 76px;
  transform: perspective(700px) rotateX(62deg) translateY(18%);
  transform-origin: center bottom;
  opacity: 0;
  animation: intro-grid 1.2s ease .06s forwards;
}

.site-intro::after {
  background: radial-gradient(circle at 50% 50%, rgba(11,114,231,.24), transparent 32%);
  opacity: 0;
  animation: intro-glow 1.25s ease .1s forwards;
}

.intro-mark {
  position: relative;
  z-index: 2;
  width: clamp(230px, 34vw, 360px);
  max-width: 78vw;
  opacity: 0;
  transform: scale(.86);
  filter: drop-shadow(0 0 32px rgba(55, 155, 255, .24));
  animation: intro-mark .95s var(--ease) .18s forwards;
}

.intro-mark::after {
  content: "";
  position: absolute;
  left: 13%;
  right: 13%;
  bottom: -28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue-2), transparent);
  transform: scaleX(0);
  animation: intro-line .75s var(--ease) .56s forwards;
}

.intro-mark img {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(68vh, 420px);
  object-fit: contain;
}

.intro-skip .site-intro {
  animation-delay: .18s;
  animation-duration: .42s;
}

.intro-skip .site-intro::before,
.intro-skip .site-intro::after,
.intro-skip .intro-mark,
.intro-skip .intro-mark::after {
  animation-delay: 0s;
  animation-duration: .18s;
}

.site-shell {
  opacity: 0;
  animation: shell-enter .75s ease 1.42s forwards;
}

.intro-skip .site-shell {
  animation-delay: .18s;
  animation-duration: .38s;
}

@keyframes intro-grid {
  from { opacity: 0; transform: perspective(700px) rotateX(62deg) translateY(28%) scale(.92); }
  to { opacity: .72; transform: perspective(700px) rotateX(62deg) translateY(18%) scale(1); }
}
@keyframes intro-glow { 0% { opacity: 0; } 55% { opacity: 1; } 100% { opacity: .58; } }
@keyframes intro-mark { to { opacity: 1; transform: scale(1); } }
@keyframes intro-line { to { transform: scaleX(1); } }
@keyframes intro-leave { to { opacity: 0; visibility: hidden; transform: translateY(-2%); } }
@keyframes shell-enter { to { opacity: 1; } }

/* Header */
.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: background .28s ease, border-color .28s ease, box-shadow .28s ease, height .28s ease;
}

.site-header.is-scrolled,
.site-header.menu-visible {
  background: rgba(2, 8, 20, .84);
  border-color: rgba(105, 165, 230, .12);
  box-shadow: 0 8px 36px rgba(0,0,0,.22);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
  backdrop-filter: blur(18px) saturate(130%);
}

.header-inner {
  width: min(calc(100% - 36px), 1370px);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  position: relative;
  z-index: 1003;
  display: flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand img {
  width: clamp(205px, 18vw, 265px);
  height: auto;
}

.primary-nav {
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-link {
  position: relative;
  display: inline-flex;
  padding: 10px 12px;
  color: var(--muted);
  font-size: .92rem;
  font-weight: 620;
  transition: color .2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 4px;
  height: 1px;
  background: var(--blue-2);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s var(--ease);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--text);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lang-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 8px;
  color: var(--muted);
  font-size: .84rem;
  font-weight: 700;
  transition: color .2s ease;
}

.lang-link:hover {
  color: var(--text);
}

.menu-toggle {
  position: relative;
  z-index: 1003;
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(8, 23, 42, .7);
  color: var(--text);
  cursor: pointer;
}

.menu-toggle .icon--close {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon--menu {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon--close {
  display: block;
}

/* Buttons */
.btn {
  position: relative;
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 20px;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 13px;
  font-size: .94rem;
  font-weight: 720;
  letter-spacing: -.01em;
  cursor: pointer;
  transition: transform .22s var(--ease), border-color .22s ease, background .22s ease, box-shadow .22s ease, color .22s ease;
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 18%, rgba(255,255,255,.18) 45%, transparent 72%);
  transform: translateX(-130%);
  transition: transform .55s var(--ease);
}

.btn:hover::before {
  transform: translateX(130%);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary {
  background: linear-gradient(135deg, var(--blue), #095dbd);
  color: #fff;
  box-shadow: 0 14px 36px rgba(11,114,231,.25), inset 0 1px rgba(255,255,255,.18);
}

.btn--primary:hover {
  box-shadow: 0 18px 48px rgba(11,114,231,.36), inset 0 1px rgba(255,255,255,.2);
}

.btn--secondary {
  border-color: var(--line-strong);
  background: rgba(6, 19, 36, .64);
  color: var(--text);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.btn--secondary:hover {
  border-color: rgba(108, 182, 255, .65);
  background: rgba(10, 31, 57, .76);
}

.btn--ghost {
  border-color: var(--line);
  background: transparent;
  color: var(--text-soft);
}

.btn--sm {
  min-height: 42px;
  padding: 9px 15px;
  border-radius: 11px;
  font-size: .86rem;
}

.btn--wide {
  min-width: 190px;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: calc(var(--header-h) + 72px) 0 72px;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -4;
  background:
    linear-gradient(90deg, rgba(1, 6, 15, .99) 0%, rgba(2, 8, 20, .94) 32%, rgba(2, 8, 20, .58) 58%, rgba(2, 8, 20, .12) 82%),
    linear-gradient(0deg, rgba(1, 5, 13, .72) 0%, transparent 35%, rgba(1, 5, 13, .18) 100%),
    radial-gradient(circle at var(--hero-x, 72%) var(--hero-y, 36%), rgba(22, 127, 242, .16), transparent 25rem);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -3;
  opacity: .28;
  background-image:
    linear-gradient(rgba(51, 123, 206, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(51, 123, 206, .08) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: radial-gradient(ellipse at 65% 48%, #000 10%, transparent 68%);
}

.hero-canvas {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .66;
}

.hero-photo {
  position: absolute;
  z-index: -5;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: left center;
  filter: saturate(.92) contrast(1.06);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 760px);
  justify-content: start;
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
  min-width: 0;
  max-width: 740px;
  text-shadow: 0 2px 24px rgba(0, 0, 0, .4);
}

.hero-copy h1 {
  margin: 0 0 28px;
  font-size: clamp(3.2rem, 7.2vw, 6.6rem);
  font-weight: 790;
  letter-spacing: -.06em;
}

.hero-copy h1 span {
  display: block;
}

.hero-copy h1 .hero-accent {
  color: transparent;
  background: linear-gradient(92deg, var(--ice), var(--blue-2) 72%, var(--blue));
  -webkit-background-clip: text;
  background-clip: text;
  filter: drop-shadow(0 10px 35px rgba(11,114,231,.14));
}

.hero-lead {
  max-width: 665px;
  margin-bottom: 34px;
  color: var(--text-soft);
  font-size: clamp(1.08rem, 1.7vw, 1.3rem);
  line-height: 1.66;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 38px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: .9rem;
}

.hero-meta li {
  display: flex;
  align-items: center;
  gap: 9px;
}

.hero-meta li::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 14px rgba(32,214,178,.7);
}

.hero-visual {
  position: relative;
  min-width: 0;
  perspective: 1100px;
}

.infra-console {
  position: relative;
  width: min(100%, 540px);
  margin-left: auto;
  overflow: hidden;
  border: 1px solid rgba(100, 168, 239, .26);
  border-radius: 28px;
  background:
    linear-gradient(145deg, rgba(13, 36, 64, .85), rgba(3, 12, 25, .8)),
    rgba(2, 8, 20, .82);
  box-shadow: var(--shadow), 0 0 0 1px rgba(255,255,255,.025) inset, 0 0 90px rgba(11,114,231,.1);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
  backdrop-filter: blur(18px) saturate(130%);
  transform-style: preserve-3d;
  transition: transform .18s ease-out, border-color .25s ease;
}

.infra-console::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(110deg, transparent 0 42%, rgba(116,191,255,.075) 50%, transparent 58% 100%);
  transform: translateX(-100%);
  animation: console-scan 7s ease-in-out infinite 2.5s;
}

@keyframes console-scan {
  0%, 18% { transform: translateX(-100%); }
  48%, 100% { transform: translateX(100%); }
}

.console-head {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .08em;
}

.console-state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #8cefd9;
}

.console-state::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 12px rgba(32,214,178,.75);
  animation: status-pulse 2.2s ease-in-out infinite;
}

@keyframes status-pulse { 50% { opacity: .4; box-shadow: 0 0 4px rgba(32,214,178,.3); } }

.console-stage {
  position: relative;
  aspect-ratio: 1 / .89;
  margin: 10px;
  overflow: hidden;
  border-radius: 20px;
  background:
    radial-gradient(circle at 50% 50%, rgba(11,114,231,.18), transparent 31%),
    linear-gradient(rgba(46, 112, 185, .075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 112, 185, .075) 1px, transparent 1px),
    rgba(2, 9, 20, .66);
  background-size: auto, 38px 38px, 38px 38px, auto;
}

.console-stage::after {
  content: "";
  position: absolute;
  inset: 10%;
  border: 1px dashed rgba(91, 170, 248, .18);
  border-radius: 50%;
  animation: orbit-rotate 26s linear infinite;
}

@keyframes orbit-rotate { to { transform: rotate(360deg); } }

.console-links {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  color: var(--blue-2);
}

.console-links path {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.1;
  stroke-dasharray: 5 8;
  opacity: .6;
  animation: dash-flow 8s linear infinite;
}

.console-links path:nth-child(2) { animation-delay: -2s; }
.console-links path:nth-child(3) { animation-delay: -4s; }
.console-links path:nth-child(4) { animation-delay: -6s; }
@keyframes dash-flow { to { stroke-dashoffset: -130; } }

.console-core {
  position: absolute;
  z-index: 2;
  left: 50%;
  top: 50%;
  width: 126px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(111, 187, 255, .34);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13, 79, 151, .85), rgba(5, 25, 48, .88) 64%);
  box-shadow: 0 0 0 14px rgba(11,114,231,.055), 0 0 0 28px rgba(11,114,231,.025), 0 0 65px rgba(11,114,231,.24);
  transform: translate(-50%, -50%);
}

.console-core img {
  width: 48px;
  max-height: 74px;
  object-fit: contain;
  filter: drop-shadow(0 0 16px rgba(155,211,255,.32));
}

.console-node {
  position: absolute;
  z-index: 3;
  min-width: 92px;
  padding: 10px 12px;
  border: 1px solid rgba(92, 161, 231, .28);
  border-radius: 11px;
  background: rgba(5, 18, 34, .88);
  color: var(--ice);
  box-shadow: 0 10px 26px rgba(0,0,0,.22);
  font-family: var(--mono);
  font-size: .65rem;
  text-align: center;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.console-node::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 9px rgba(32,214,178,.7);
  transform: translateY(-50%);
}

.console-node--network { left: 7%; top: 14%; }
.console-node--security { right: 6%; top: 17%; }
.console-node--servers { left: 8%; bottom: 14%; }
.console-node--backup { right: 6%; bottom: 13%; }

.console-foot {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
}

.console-metric {
  padding: 17px 20px 19px;
}

.console-metric + .console-metric {
  border-left: 1px solid var(--line);
}

.console-metric small {
  display: block;
  margin-bottom: 5px;
  color: var(--muted-2);
  font-family: var(--mono);
  font-size: .64rem;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.console-metric strong {
  display: block;
  color: var(--text-soft);
  font-size: .82rem;
  line-height: 1.35;
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 22px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted-2);
  font-family: var(--mono);
  font-size: .65rem;
  letter-spacing: .11em;
  text-transform: uppercase;
  transform: translateX(-50%);
}

.scroll-cue::before {
  content: "";
  width: 1px;
  height: 28px;
  background: linear-gradient(to bottom, var(--blue-2), transparent);
  animation: cue-drop 1.8s ease-in-out infinite;
}

@keyframes cue-drop { 50% { transform: translateY(8px); opacity: .4; } }

/* Trust / statement */
.statement-grid {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: clamp(50px, 8vw, 120px);
  align-items: end;
}

.statement-copy h2 {
  max-width: 780px;
  margin-bottom: 24px;
  font-size: clamp(2.5rem, 5vw, 4.8rem);
}

.statement-copy p {
  max-width: 700px;
  color: var(--muted);
  font-size: 1.14rem;
}

.fact-stack {
  display: grid;
  gap: 12px;
}

.fact-card {
  position: relative;
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 18px;
  align-items: center;
  padding: 20px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(12,31,55,.72), rgba(4,14,28,.72));
}

.fact-card::after {
  content: "";
  position: absolute;
  width: 120px;
  height: 120px;
  right: -60px;
  top: -60px;
  border-radius: 50%;
  background: rgba(11,114,231,.12);
  filter: blur(20px);
}

.fact-card strong {
  color: var(--ice);
  font-size: 1.7rem;
  line-height: 1;
}

.fact-card span {
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.45;
}

.process-rail {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 76px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(4, 14, 28, .62);
  overflow: hidden;
}

.process-step {
  position: relative;
  min-height: 150px;
  padding: 28px;
}

.process-step + .process-step {
  border-left: 1px solid var(--line);
}

.process-step .step-no {
  display: block;
  margin-bottom: 22px;
  color: var(--blue-2);
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .12em;
}

.process-step h3 {
  margin-bottom: 9px;
  font-size: 1.12rem;
}

.process-step p {
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.5;
}

.process-step::after {
  content: "";
  position: absolute;
  left: 28px;
  right: 28px;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--blue-2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .55s var(--ease);
}

.process-step:hover::after {
  transform: scaleX(1);
}

/* Service cards */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service-card {
  position: relative;
  min-height: 390px;
  display: flex;
  flex-direction: column;
  padding: 30px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(150deg, rgba(14, 37, 66, .76), rgba(4, 15, 29, .82));
  box-shadow: 0 18px 45px rgba(0,0,0,.12);
  transition: transform .28s var(--ease), border-color .28s ease, box-shadow .28s ease;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at var(--card-x, 100%) var(--card-y, 0%), rgba(37,147,255,.18), transparent 36%);
  opacity: .65;
}

.service-card::after {
  content: "";
  position: absolute;
  width: 160px;
  height: 160px;
  right: -100px;
  bottom: -100px;
  border: 1px solid rgba(90,161,234,.14);
  border-radius: 50%;
  box-shadow: 0 0 0 26px rgba(90,161,234,.04), 0 0 0 52px rgba(90,161,234,.025);
}

.service-card:hover {
  transform: translateY(-7px);
  border-color: rgba(76, 158, 244, .48);
  box-shadow: 0 25px 65px rgba(0,0,0,.25), 0 16px 60px rgba(11,114,231,.07);
}

.service-icon {
  position: relative;
  z-index: 1;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  margin-bottom: 28px;
  border: 1px solid rgba(83, 160, 237, .32);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(12,107,213,.24), rgba(6,28,52,.8));
  color: var(--blue-3);
  box-shadow: inset 0 1px rgba(255,255,255,.05);
}

.service-card h3 {
  position: relative;
  z-index: 1;
  margin-bottom: 15px;
  font-size: 1.42rem;
}

.service-card > p {
  position: relative;
  z-index: 1;
  margin-bottom: 22px;
  color: var(--muted);
  font-size: .95rem;
}

.tag-list {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: auto 0 0;
  padding: 0;
  list-style: none;
}

.tag-list li {
  padding: 6px 9px;
  border: 1px solid rgba(112, 165, 220, .14);
  border-radius: 8px;
  background: rgba(0, 7, 17, .28);
  color: #aebed2;
  font-family: var(--mono);
  font-size: .66rem;
}

/* Infrastructure feature */
.feature-grid {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: clamp(48px, 7vw, 100px);
  align-items: center;
}

.feature-visual {
  position: relative;
  min-width: 0;
}

.visual-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 28px;
  background: #020914;
  box-shadow: var(--shadow), var(--shadow-blue);
}

.visual-frame img {
  width: 100%;
  min-height: 490px;
  object-fit: cover;
  opacity: .88;
  transition: transform 1.1s var(--ease), filter .7s ease;
}

.visual-frame:hover img {
  transform: scale(1.025);
  filter: brightness(1.07);
}

.visual-frame::before {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(to top, rgba(2,8,20,.72), transparent 45%),
    linear-gradient(125deg, rgba(11,114,231,.12), transparent 42%);
}

.visual-label {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border: 1px solid rgba(116,184,250,.26);
  border-radius: 10px;
  background: rgba(2, 12, 25, .78);
  color: var(--text-soft);
  box-shadow: 0 12px 32px rgba(0,0,0,.24);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  font-family: var(--mono);
  font-size: .66rem;
  letter-spacing: .04em;
}

.visual-label::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 10px rgba(32,214,178,.6);
}

.visual-label--one { left: 5%; top: 8%; }
.visual-label--two { right: 5%; top: 30%; }
.visual-label--three { left: 9%; bottom: 8%; }

.feature-copy h2 {
  margin-bottom: 22px;
  font-size: clamp(2.35rem, 4.6vw, 4.2rem);
}

.feature-copy > p {
  color: var(--muted);
  font-size: 1.08rem;
}

.check-list {
  display: grid;
  gap: 14px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: grid;
  grid-template-columns: 27px 1fr;
  gap: 12px;
  align-items: start;
  color: var(--text-soft);
}

.check-list .check-icon {
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  margin-top: 1px;
  border: 1px solid rgba(58, 163, 255, .35);
  border-radius: 8px;
  background: rgba(11,114,231,.12);
  color: var(--blue-3);
}

.check-list strong {
  display: block;
  margin-bottom: 3px;
  font-size: .98rem;
}

.check-list span {
  display: block;
  color: var(--muted);
  font-size: .9rem;
}

/* Network & security */
.network-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 15% 42%, rgba(11,114,231,.12), transparent 34%),
    rgba(3, 12, 24, .8);
  box-shadow: var(--shadow);
}

.network-panel-inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  min-height: 650px;
}

.network-art {
  position: relative;
  min-height: 520px;
  border-right: 1px solid var(--line);
  overflow: hidden;
}

.network-art > .network-art-primary {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .78;
  filter: saturate(1.15) contrast(1.02);
  transition: transform 1s var(--ease);
}

.network-panel:hover .network-art > .network-art-primary {
  transform: scale(1.025);
}

.network-art::after {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  background: linear-gradient(90deg, transparent 55%, rgba(3,12,24,.76)), linear-gradient(to top, rgba(3,12,24,.55), transparent 40%);
}

.network-art-inset {
  position: absolute;
  z-index: 2;
  right: 7%;
  bottom: 7%;
  width: min(58%, 390px);
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(115, 186, 255, .38);
  border-radius: 18px;
  background: #020914;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .48), 0 0 45px rgba(11, 114, 231, .12);
}

.network-art-inset img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.network-art-inset figcaption {
  padding: 10px 13px;
  border-top: 1px solid var(--line);
  color: var(--text-soft);
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.network-copy {
  position: relative;
  z-index: 2;
  align-self: center;
  padding: clamp(38px, 6vw, 70px);
}

.network-copy h2 {
  margin-bottom: 20px;
  font-size: clamp(2.2rem, 4.2vw, 3.9rem);
}

.network-copy > p {
  color: var(--muted);
  font-size: 1.04rem;
}

.feature-points {
  display: grid;
  gap: 10px;
  margin-top: 28px;
}

.feature-point {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 15px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.feature-point:last-child {
  border-bottom: 1px solid var(--line);
}

.feature-point .point-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(11,114,231,.1);
  color: var(--blue-3);
}

.feature-point h3 {
  margin-bottom: 4px;
  font-size: 1rem;
  letter-spacing: -.015em;
}

.feature-point p {
  color: var(--muted);
  font-size: .85rem;
  line-height: 1.45;
}

/* Virtualisation and continuity */
.continuity-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(48px, 7vw, 96px);
  align-items: center;
}

.continuity-copy h2 {
  margin-bottom: 22px;
  font-size: clamp(2.35rem, 4.6vw, 4.25rem);
}

.continuity-copy > p {
  color: var(--muted);
  font-size: 1.06rem;
}

.continuity-points {
  display: grid;
  gap: 0;
  margin-top: 30px;
  border-top: 1px solid var(--line);
}

.continuity-points > div {
  display: grid;
  grid-template-columns: minmax(150px, .7fr) 1.3fr;
  gap: 20px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}

.continuity-points strong {
  color: var(--text-soft);
  font-size: .94rem;
}

.continuity-points span {
  color: var(--muted);
  font-size: .87rem;
  line-height: 1.5;
}

.continuity-photo {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 28px;
  background: #020914;
  box-shadow: var(--shadow), var(--shadow-blue);
}

.continuity-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(to top, rgba(2, 8, 20, .78), transparent 43%);
}

.continuity-photo img {
  width: 100%;
  min-height: 560px;
  object-fit: cover;
  transition: transform 1s var(--ease), filter .6s ease;
}

.continuity-photo:hover img {
  transform: scale(1.025);
  filter: brightness(1.05);
}

.continuity-photo figcaption {
  position: absolute;
  z-index: 2;
  left: 24px;
  right: 24px;
  bottom: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.continuity-photo figcaption span {
  padding: 7px 10px;
  border: 1px solid rgba(115, 186, 255, .26);
  border-radius: 8px;
  background: rgba(2, 10, 22, .76);
  color: var(--text-soft);
  font-family: var(--mono);
  font-size: .65rem;
  letter-spacing: .07em;
  text-transform: uppercase;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

/* Cooperation models */
.models-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.model-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 380px;
  padding: 32px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(6, 18, 35, .74);
  transition: transform .25s var(--ease), border-color .25s ease, background .25s ease;
}

.model-card:hover {
  transform: translateY(-5px);
  border-color: rgba(66, 150, 237, .42);
  background: rgba(8, 25, 46, .84);
}

.model-card--featured {
  border-color: rgba(56, 152, 246, .43);
  background: linear-gradient(145deg, rgba(11, 75, 145, .24), rgba(5,18,34,.84));
  box-shadow: 0 24px 70px rgba(11,114,231,.1);
}

.model-badge {
  display: inline-flex;
  align-self: flex-start;
  margin-bottom: 28px;
  padding: 6px 9px;
  border: 1px solid rgba(106, 178, 248, .2);
  border-radius: 8px;
  color: var(--blue-3);
  font-family: var(--mono);
  font-size: .64rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.model-card h3 {
  margin-bottom: 14px;
  font-size: 1.55rem;
}

.model-card > p {
  margin-bottom: 26px;
  color: var(--muted);
}

.model-card ul {
  display: grid;
  gap: 11px;
  margin: auto 0 0;
  padding: 0;
  list-style: none;
  color: var(--text-soft);
  font-size: .9rem;
}

.model-card li {
  position: relative;
  padding-left: 19px;
}

.model-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .67em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-2);
}

/* Low voltage */
.systems-layout {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: clamp(50px, 8vw, 110px);
  align-items: start;
}

.systems-intro {
  position: sticky;
  top: calc(var(--header-h) + 35px);
}

.systems-intro h2 {
  margin-bottom: 20px;
  font-size: clamp(2.3rem, 4.5vw, 4.1rem);
}

.systems-intro p {
  color: var(--muted);
  font-size: 1.04rem;
}

.systems-photo {
  position: relative;
  margin: 30px 0 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: #020914;
  box-shadow: 0 20px 52px rgba(0, 0, 0, .28);
}

.systems-photo img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform .9s var(--ease);
}

.systems-photo:hover img {
  transform: scale(1.025);
}

.systems-photo figcaption {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 12px;
  padding: 9px 11px;
  border: 1px solid rgba(115, 186, 255, .22);
  border-radius: 9px;
  background: rgba(2, 10, 22, .76);
  color: var(--text-soft);
  font-family: var(--mono);
  font-size: .63rem;
  letter-spacing: .04em;
  text-align: center;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.systems-list {
  border-top: 1px solid var(--line);
}

.system-row {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 23px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.system-row .system-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(97, 166, 235, .22);
  border-radius: 16px;
  color: var(--blue-3);
  background: rgba(11,114,231,.07);
}

.system-row h3 {
  margin-bottom: 8px;
  font-size: 1.2rem;
}

.system-row p {
  color: var(--muted);
  font-size: .92rem;
}

.partner-note {
  margin-top: 26px;
  padding: 17px 19px;
  border-left: 2px solid var(--blue);
  background: rgba(11,114,231,.065);
  color: var(--muted);
  font-size: .88rem;
}

/* Case studies */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.case-card {
  position: relative;
  min-height: 350px;
  display: flex;
  flex-direction: column;
  padding: 32px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(150deg, rgba(10,29,53,.78), rgba(3,13,26,.82));
  transition: border-color .25s ease, transform .25s var(--ease);
}

.case-card:hover {
  transform: translateY(-5px);
  border-color: rgba(80, 161, 244, .44);
}

.case-no {
  position: absolute;
  top: 25px;
  right: 28px;
  color: rgba(140, 193, 247, .22);
  font-family: var(--mono);
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1;
}

.case-type {
  display: inline-flex;
  align-self: flex-start;
  margin-bottom: 50px;
  padding: 6px 9px;
  border: 1px solid rgba(105, 177, 248, .2);
  border-radius: 7px;
  color: var(--blue-3);
  font-family: var(--mono);
  font-size: .63rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.case-card h3 {
  max-width: 520px;
  margin-bottom: 15px;
  font-size: clamp(1.45rem, 2.6vw, 2.05rem);
}

.case-card p {
  max-width: 570px;
  color: var(--muted);
}

.case-outcome {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  padding-top: 26px;
  color: var(--text-soft);
  font-size: .86rem;
}

.case-outcome .icon {
  color: var(--teal);
}

.confidential-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  max-width: 790px;
  margin: 26px auto 0;
  color: var(--muted-2);
  font-size: .82rem;
  text-align: center;
}

.confidential-note .icon {
  flex: 0 0 auto;
  margin-top: 2px;
  color: var(--blue-3);
}

/* Technologies */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
}

.tech-card {
  min-height: 170px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: rgba(5, 17, 32, .68);
  transition: transform .24s var(--ease), border-color .24s ease, background .24s ease;
}

.tech-card:hover {
  transform: translateY(-4px);
  border-color: rgba(76,157,241,.42);
  background: rgba(8, 27, 50, .78);
}

.tech-mark {
  color: var(--text);
  font-size: 1.07rem;
  font-weight: 760;
  letter-spacing: -.025em;
}

.tech-card p {
  margin-top: 20px;
  color: var(--muted-2);
  font-size: .76rem;
  line-height: 1.4;
}

/* About */
.about-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(38px, 6vw, 76px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 90% 20%, rgba(11,114,231,.18), transparent 31%),
    linear-gradient(140deg, rgba(12,37,68,.78), rgba(3,13,27,.9));
  box-shadow: var(--shadow);
}

.about-panel::after {
  content: "20+";
  position: absolute;
  right: 2%;
  bottom: -8%;
  color: rgba(110,181,251,.045);
  font-size: clamp(10rem, 28vw, 24rem);
  font-weight: 800;
  line-height: .8;
  letter-spacing: -.1em;
  pointer-events: none;
}

.about-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: clamp(50px, 8vw, 100px);
  align-items: end;
}

.about-copy h2 {
  margin-bottom: 22px;
  font-size: clamp(2.4rem, 5vw, 4.6rem);
}

.about-copy p {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.05rem;
}

.values-list {
  display: grid;
  gap: 14px;
}

.value-item {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.value-item:last-child {
  border-bottom: 1px solid var(--line);
}

.value-item strong {
  display: block;
  margin-bottom: 5px;
  color: var(--text);
  font-size: 1rem;
}

.value-item span {
  color: var(--muted);
  font-size: .87rem;
}

/* IoT bar */
.iot-bar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 30px 34px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(5, 18, 34, .72);
}

.iot-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: rgba(11,114,231,.1);
  color: var(--blue-3);
}

.iot-copy h2 {
  margin-bottom: 7px;
  font-size: 1.35rem;
}

.iot-copy p {
  color: var(--muted);
  font-size: .9rem;
}

.iot-label {
  padding: 7px 10px;
  border: 1px solid rgba(110, 178, 245, .18);
  border-radius: 8px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: .64rem;
  letter-spacing: .09em;
  text-transform: uppercase;
}

/* Contact */
.contact-section {
  position: relative;
  overflow: hidden;
  padding: 130px 0 105px;
  background:
    radial-gradient(circle at 50% 0%, rgba(11,114,231,.2), transparent 38rem),
    #01050d;
  border-top: 1px solid rgba(100,167,235,.1);
}

.contact-section::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .32;
  background-image:
    linear-gradient(rgba(49,118,197,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(49,118,197,.08) 1px, transparent 1px);
  background-size: 74px 74px;
  mask-image: linear-gradient(to bottom, #000, transparent 75%);
}

.contact-inner {
  position: relative;
  z-index: 2;
  max-width: 1030px;
  margin-inline: auto;
  text-align: center;
}

.contact-inner h2 {
  margin-bottom: 22px;
  font-size: clamp(2.65rem, 6vw, 5.4rem);
}

.contact-inner > p {
  max-width: 720px;
  margin: 0 auto 39px;
  color: var(--muted);
  font-size: 1.08rem;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.contact-details {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 13px 30px;
  margin-top: 38px;
  color: var(--muted);
  font-size: .88rem;
}

.contact-details a {
  color: var(--text-soft);
  transition: color .2s ease;
}

.contact-details a:hover {
  color: var(--blue-3);
}

/* Footer */
.site-footer {
  padding: 55px 0 26px;
  border-top: 1px solid var(--line);
  background: #01050d;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr .8fr;
  gap: 50px;
  padding-bottom: 40px;
}

.footer-brand img {
  width: min(100%, 260px);
  margin-bottom: 20px;
}

.footer-brand p {
  max-width: 430px;
  color: var(--muted);
  font-size: .88rem;
}

.footer-col h3 {
  margin-bottom: 16px;
  color: var(--text-soft);
  font-size: .8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.footer-links {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: .88rem;
}

.footer-links a,
.footer-link-button {
  color: inherit;
  transition: color .2s ease;
}

.footer-links a:hover,
.footer-link-button:hover {
  color: var(--blue-3);
}

.footer-link-button {
  padding: 0;
  background: none;
  cursor: pointer;
  text-align: left;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px 30px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted-2);
  font-size: .76rem;
}

/* Floating contact dock */
.contact-launcher {
  position: fixed;
  z-index: 900;
  right: 22px;
  bottom: 22px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 15px;
  border: 1px solid rgba(101,178,250,.3);
  border-radius: 14px;
  background: rgba(5, 20, 38, .88);
  color: var(--text);
  box-shadow: 0 18px 45px rgba(0,0,0,.34), 0 0 34px rgba(11,114,231,.11);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  cursor: pointer;
  transition: transform .22s var(--ease), border-color .22s ease, opacity .22s ease;
}

.contact-launcher:hover {
  transform: translateY(-3px);
  border-color: rgba(101,178,250,.58);
}

.contact-launcher[aria-expanded="true"] {
  opacity: 0;
  pointer-events: none;
}

.contact-dock-backdrop {
  position: fixed;
  z-index: 905;
  inset: 0;
  background: rgba(0,4,10,.54);
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s ease, visibility .25s ease;
}

.contact-dock {
  position: fixed;
  z-index: 910;
  right: 20px;
  bottom: 20px;
  width: min(380px, calc(100% - 40px));
  padding: 20px;
  border: 1px solid var(--line-strong);
  border-radius: 22px;
  background: rgba(5, 18, 34, .95);
  box-shadow: 0 30px 80px rgba(0,0,0,.48);
  -webkit-backdrop-filter: blur(20px) saturate(130%);
  backdrop-filter: blur(20px) saturate(130%);
  opacity: 0;
  visibility: hidden;
  transform: translateY(18px) scale(.98);
  transition: opacity .25s ease, visibility .25s ease, transform .25s var(--ease);
}

.dock-open .contact-dock-backdrop,
.dock-open .contact-dock {
  opacity: 1;
  visibility: visible;
}

.dock-open .contact-dock {
  transform: translateY(0) scale(1);
}

.dock-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 16px;
}

.dock-head h2 {
  margin-bottom: 5px;
  font-size: 1.15rem;
}

.dock-head p {
  color: var(--muted);
  font-size: .8rem;
}

.dock-close {
  width: 36px;
  height: 36px;
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255,255,255,.02);
  color: var(--muted);
  cursor: pointer;
}

.dock-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
}

.dock-option {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(2,10,22,.42);
  color: var(--text-soft);
  font-size: .86rem;
  font-weight: 650;
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}

.dock-option:hover {
  transform: translateY(-2px);
  border-color: rgba(82,160,239,.42);
  background: rgba(11,114,231,.1);
}

.dock-option .icon {
  color: var(--blue-3);
}

/* Consent panel */
.consent-panel {
  position: fixed;
  z-index: 1200;
  left: 50%;
  bottom: 18px;
  width: min(760px, calc(100% - 34px));
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 22px;
  align-items: center;
  padding: 18px 19px 18px 22px;
  border: 1px solid rgba(104,176,247,.3);
  border-radius: 18px;
  background: rgba(4, 16, 31, .94);
  box-shadow: 0 25px 80px rgba(0,0,0,.52), 0 0 45px rgba(11,114,231,.08);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
  backdrop-filter: blur(22px) saturate(140%);
  transform: translate(-50%, 22px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .28s ease, visibility .28s ease, transform .28s var(--ease);
}

.consent-panel.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.consent-panel.is-closing {
  opacity: 0;
  transform: translate(-50%, 12px);
}

.consent-copy h2 {
  margin-bottom: 4px;
  font-size: .95rem;
  letter-spacing: -.015em;
}

.consent-copy p {
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.45;
}

.consent-copy a {
  color: var(--blue-3);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.consent-actions {
  display: flex;
  gap: 8px;
}

.consent-actions .btn {
  min-height: 40px;
  padding: 8px 13px;
  font-size: .76rem;
  white-space: nowrap;
}

/* Reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .72s var(--ease), transform .72s var(--ease);
}

[data-reveal="left"] { transform: translateX(-34px); }
[data-reveal="right"] { transform: translateX(34px); }
[data-reveal].is-visible {
  opacity: 1;
  transform: translate(0, 0);
}

[data-reveal-delay="1"] { transition-delay: .08s; }
[data-reveal-delay="2"] { transition-delay: .16s; }
[data-reveal-delay="3"] { transition-delay: .24s; }
[data-reveal-delay="4"] { transition-delay: .32s; }
[data-reveal-delay="5"] { transition-delay: .4s; }

/* Privacy / legal pages */
.legal-page {
  min-height: 100svh;
  padding-top: var(--header-h);
  background:
    radial-gradient(circle at 80% 0%, rgba(11,114,231,.1), transparent 28rem),
    var(--bg);
}

.legal-hero {
  position: relative;
  padding: 95px 0 58px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.legal-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .23;
  background-image:
    linear-gradient(rgba(56,126,205,.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56,126,205,.1) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: linear-gradient(to bottom, #000, transparent);
}

.legal-hero .container {
  position: relative;
  z-index: 2;
}

.legal-hero h1 {
  max-width: 900px;
  margin-bottom: 20px;
  font-size: clamp(2.6rem, 6vw, 5rem);
}

.legal-hero p {
  max-width: 680px;
  color: var(--muted);
}

.legal-content {
  display: grid;
  grid-template-columns: 240px minmax(0, 780px);
  gap: 70px;
  justify-content: center;
  padding: 72px 0 110px;
}

.legal-toc {
  position: sticky;
  top: calc(var(--header-h) + 30px);
  align-self: start;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(5,18,34,.58);
}

.legal-toc h2 {
  margin-bottom: 12px;
  color: var(--text-soft);
  font-size: .8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.legal-toc ol {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 19px;
  color: var(--muted);
  font-size: .78rem;
}

.legal-toc a:hover {
  color: var(--blue-3);
}

.legal-article section {
  margin-bottom: 52px;
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.legal-article h2 {
  margin-bottom: 15px;
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  letter-spacing: -.025em;
}

.legal-article h3 {
  margin: 26px 0 10px;
  font-size: 1.1rem;
}

.legal-article p,
.legal-article li {
  color: var(--muted);
}

.legal-article ul,
.legal-article ol {
  display: grid;
  gap: 9px;
  padding-left: 22px;
}

.legal-article a {
  color: var(--blue-3);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.legal-box {
  margin: 22px 0;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(6, 21, 40, .58);
}

.legal-box strong {
  color: var(--text-soft);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  font-size: .83rem;
}

.data-table th,
.data-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  color: var(--text-soft);
  background: rgba(11,114,231,.08);
}

.data-table td {
  color: var(--muted);
}

.data-table tr:last-child td {
  border-bottom: 0;
}

/* 404 */
.not-found {
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 40px 20px;
  background:
    radial-gradient(circle at 50% 40%, rgba(11,114,231,.18), transparent 25rem),
    var(--bg);
  text-align: center;
}

.not-found-inner {
  max-width: 720px;
}

.not-found-code {
  display: block;
  margin-bottom: 12px;
  color: transparent;
  background: linear-gradient(120deg, var(--ice), var(--blue-2));
  -webkit-background-clip: text;
  background-clip: text;
  font-size: clamp(7rem, 23vw, 14rem);
  font-weight: 850;
  line-height: .8;
  letter-spacing: -.1em;
}

.not-found h1 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 5vw, 3.4rem);
}

.not-found p {
  margin-bottom: 30px;
  color: var(--muted);
}

/* Responsive */
/* Legal-page refinements and utility states */
.legal-updated {
  margin-top: 18px;
  color: var(--muted-2) !important;
  font-family: var(--mono);
  font-size: .76rem;
  letter-spacing: .04em;
}

.legal-article code {
  display: inline-block;
  padding: .08em .4em;
  border: 1px solid rgba(115, 186, 255, .18);
  border-radius: 6px;
  background: rgba(11, 114, 231, .08);
  color: var(--ice);
  font-family: var(--mono);
  font-size: .88em;
}

.legal-box--notice {
  border-color: rgba(44, 156, 255, .3);
  background:
    linear-gradient(135deg, rgba(11, 114, 231, .12), rgba(5, 18, 34, .62));
}

.legal-box .btn {
  margin-top: 8px;
}

.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  border-radius: 14px;
  scrollbar-color: rgba(115, 186, 255, .35) transparent;
}

.table-scroll .data-table {
  min-width: 720px;
}

.btn--back .icon {
  transform: rotate(180deg);
}

.error-page {
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: calc(var(--header-h) + 70px) 0 90px;
  background:
    radial-gradient(circle at 50% 35%, rgba(11, 114, 231, .18), transparent 32rem),
    var(--bg-deep);
}

.error-card {
  width: min(calc(100% - 32px), 790px);
  padding: clamp(34px, 7vw, 72px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: rgba(5, 18, 34, .78);
  box-shadow: var(--shadow);
  text-align: center;
}

.error-code {
  display: block;
  margin-bottom: 12px;
  color: var(--blue-3);
  font-family: var(--mono);
  font-size: clamp(4.8rem, 17vw, 10rem);
  font-weight: 800;
  line-height: .82;
  letter-spacing: -.08em;
  text-shadow: 0 0 48px rgba(44, 156, 255, .28);
}

.error-card h1 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 5vw, 3.6rem);
}

.error-card p {
  max-width: 590px;
  margin: 0 auto 30px;
  color: var(--muted);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.error-translation {
  margin-top: 28px !important;
  margin-bottom: 0 !important;
  color: var(--muted-2) !important;
  font-size: .82rem;
}

.error-translation a {
  color: var(--blue-3);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 1180px) {
  .primary-nav { display: none; }
  .menu-toggle { display: grid; }
  .header-actions .btn { display: none; }

  .primary-nav {
    position: fixed;
    z-index: 1001;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 28px 40px;
    background:
      radial-gradient(circle at 85% 10%, rgba(11,114,231,.18), transparent 26rem),
      rgba(1, 7, 16, .98);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity .25s ease, visibility .25s ease, transform .25s var(--ease);
  }

  .primary-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-list {
    width: min(100%, 500px);
    display: grid;
    gap: 2px;
  }

  .nav-link {
    display: block;
    padding: 14px 6px;
    border-bottom: 1px solid var(--line);
    font-size: clamp(1.35rem, 4vw, 2rem);
  }

  .nav-link::after { display: none; }

  .hero-inner {
    grid-template-columns: minmax(0, 760px);
  }

  .tech-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 960px) {
  :root { --header-h: 70px; }
  .section { padding: 92px 0; }
  .section--tight { padding: 68px 0; }

  .hero {
    min-height: auto;
    padding-top: calc(var(--header-h) + 88px);
    padding-bottom: 105px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: 780px;
  }

  .hero-visual {
    width: min(100%, 650px);
  }

  .infra-console {
    margin-left: 0;
  }

  .scroll-cue { display: none; }

  .statement-grid,
  .feature-grid,
  .continuity-grid,
  .systems-layout,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .fact-stack {
    grid-template-columns: repeat(3, 1fr);
  }

  .fact-card {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .process-rail {
    grid-template-columns: 1fr 1fr;
  }

  .process-step:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .process-step:nth-child(4) {
    border-top: 1px solid var(--line);
  }

  .services-grid {
    grid-template-columns: 1fr 1fr;
  }

  .network-panel-inner {
    grid-template-columns: 1fr;
  }

  .network-art {
    min-height: 480px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .network-art::after {
    background: linear-gradient(to bottom, transparent 55%, rgba(3,12,24,.78));
  }

  .systems-intro {
    position: static;
  }

  .legal-content {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .legal-toc {
    position: static;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .section {
    padding: 78px 0;
  }

  .section-heading {
    margin-bottom: 38px;
  }

  .brand img {
    width: 205px;
  }

  .header-inner {
    width: calc(100% - 24px);
    gap: 10px;
  }

  .lang-link span { display: none; }
  .hero { padding-top: calc(var(--header-h) + 64px); }
  .hero-photo { object-position: 62% center; }
  .hero-copy h1 { font-size: clamp(2.2rem, 11.3vw, 4.6rem); }
  .hero-lead { font-size: 1.03rem; }
  .hero-meta { display: grid; gap: 8px; }

  .infra-console {
    border-radius: 22px;
  }

  .console-stage {
    aspect-ratio: 1 / .95;
  }

  .console-core {
    width: 100px;
  }

  .console-node {
    min-width: 78px;
    padding: 8px 9px;
    font-size: .56rem;
  }

  .console-foot {
    grid-template-columns: 1fr;
  }

  .console-metric + .console-metric {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .fact-stack,
  .services-grid,
  .models-grid,
  .cases-grid,
  .tech-grid {
    grid-template-columns: 1fr;
  }

  .fact-card {
    grid-template-columns: 72px 1fr;
  }

  .process-rail {
    grid-template-columns: 1fr;
  }

  .process-step + .process-step,
  .process-step:nth-child(3),
  .process-step:nth-child(4) {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .service-card {
    min-height: 330px;
  }

  .visual-frame img {
    min-height: 390px;
  }

  .network-art {
    min-height: 390px;
  }

  .network-art-inset {
    width: min(64%, 330px);
    right: 5%;
    bottom: 5%;
  }

  .continuity-points > div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .continuity-photo img {
    min-height: 390px;
  }

  .network-copy {
    padding: 34px 24px 38px;
  }

  .model-card,
  .case-card {
    min-height: 330px;
  }

  .case-type {
    margin-bottom: 42px;
  }

  .system-row {
    grid-template-columns: 52px 1fr;
    gap: 15px;
  }

  .system-row .system-icon {
    width: 50px;
    height: 50px;
  }

  .tech-card {
    min-height: 120px;
  }

  .about-panel {
    padding: 32px 24px;
  }

  .iot-bar {
    grid-template-columns: auto 1fr;
    padding: 25px 22px;
  }

  .iot-label {
    grid-column: 1 / -1;
    justify-self: start;
  }

  .contact-section {
    padding: 94px 0 82px;
  }

  .contact-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .contact-actions .btn {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .contact-launcher {
    right: 14px;
    bottom: 14px;
    padding: 11px 13px;
  }

  .consent-panel {
    grid-template-columns: 1fr;
    gap: 13px;
    bottom: 10px;
    padding: 17px;
  }

  .consent-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .consent-actions .btn {
    white-space: normal;
  }

  .data-table {
    display: block;
    overflow-x: auto;
  }
}

@media (max-width: 480px) {
  .hero-actions,
  .contact-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-actions .btn,
  .contact-actions .btn {
    width: 100%;
  }

  .console-head {
    font-size: .56rem;
  }

  .console-node--network { left: 3%; }
  .console-node--security { right: 3%; }
  .console-node--servers { left: 3%; }
  .console-node--backup { right: 3%; }

  .dock-options {
    grid-template-columns: 1fr;
  }

  .contact-launcher span {
    display: none;
  }
}

@media (hover: none) {
  .btn:hover,
  .service-card:hover,
  .model-card:hover,
  .case-card:hover,
  .continuity-photo:hover img,
  .systems-photo:hover img,
  .tech-card:hover,
  .contact-launcher:hover,
  .dock-option:hover {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  [data-reveal] {
    opacity: 1;
    transform: none;
  }
  .hero-canvas { display: none; }
  .site-intro { display: none; }
  .site-shell { opacity: 1; }
}

@media print {
  .site-header,
  .site-intro,
  .contact-launcher,
  .contact-dock,
  .contact-dock-backdrop,
  .consent-panel,
  .site-footer,
  .hero-canvas {
    display: none !important;
  }
  body,
  .legal-page {
    background: #fff !important;
    color: #111 !important;
  }
  .legal-page { padding-top: 0; }
  .legal-hero { padding: 20px 0; }
  .legal-article p,
  .legal-article li,
  .legal-hero p {
    color: #333 !important;
  }
}