/*
  WES / ECO-Q corporate website prototype
  Static, dependency-free, responsive and accessible.
*/

:root {
  --ink: #061526;
  --ink-2: #0a223b;
  --navy: #082b50;
  --navy-soft: #10385f;
  --blue: #2b83df;
  --blue-2: #389edc;
  --cyan: #49d4e7;
  --aqua: #49d5c4;
  --mint: #7be7d5;
  --white: #fff;
  --paper: #f7fafc;
  --surface: #edf4f8;
  --surface-2: #e4eef4;
  --line: rgba(8, 42, 75, .15);
  --line-light: rgba(255, 255, 255, .16);
  --muted: #587085;
  --muted-light: #a8bdce;
  --shadow: 0 30px 80px rgba(4, 22, 40, .18);
  --radius-sm: 10px;
  --radius: 20px;
  --radius-lg: 34px;
  --container: 1240px;
  --header-h: 86px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 20px);
  background: var(--ink);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  font-family: Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

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

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

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

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

button {
  color: inherit;
}

::selection {
  color: var(--white);
  background: var(--blue);
}

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 12px;
  left: 12px;
  padding: 12px 18px;
  color: var(--ink);
  background: var(--white);
  border-radius: 8px;
  transform: translateY(-150%);
  transition: transform .2s ease;
}

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

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.site-progress {
  position: fixed;
  z-index: 1001;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  pointer-events: none;
}

.site-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--blue));
  box-shadow: 0 0 16px rgba(73, 212, 231, .8);
}

/* Header */
.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-h);
  color: var(--white);
  border-bottom: 1px solid transparent;
  transition: background .35s var(--ease), border-color .35s var(--ease), height .35s var(--ease), box-shadow .35s var(--ease);
}

.site-header.is-scrolled {
  height: 72px;
  background: rgba(5, 23, 41, .9);
  border-color: rgba(255, 255, 255, .1);
  box-shadow: 0 16px 50px rgba(2, 15, 28, .2);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.header-inner {
  display: grid;
  grid-template-columns: 260px 1fr 220px;
  align-items: center;
  height: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  width: max-content;
}

.brand-symbol {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
}

.brand-symbol svg {
  width: 100%;
  height: 100%;
}

.brand-type {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-type strong {
  font-size: 1.38rem;
  font-weight: 800;
  letter-spacing: .12em;
}

.brand-type small {
  margin-top: 5px;
  color: rgba(255, 255, 255, .68);
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .12em;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(20px, 2.2vw, 38px);
}

.main-nav a {
  position: relative;
  padding: 10px 0;
  color: rgba(255, 255, 255, .74);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .11em;
  transition: color .2s ease;
}

.main-nav a::after {
  position: absolute;
  right: 0;
  bottom: 3px;
  left: 0;
  height: 1px;
  content: "";
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .35s var(--ease);
}

.main-nav a:hover,
.main-nav a.is-active {
  color: var(--white);
}

.main-nav a:hover::after,
.main-nav a.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
}

.header-contact {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 15px;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 100px;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .12em;
  transition: background .25s ease, border-color .25s ease, color .25s ease;
}

.header-contact:hover {
  color: var(--ink);
  background: var(--white);
  border-color: var(--white);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1px;
  margin: 7px auto;
  background: currentColor;
  transition: transform .25s ease;
}

/* Shared */
.section {
  position: relative;
  padding: clamp(100px, 10vw, 170px) 0;
  overflow: clip;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 25px;
  color: var(--blue);
  font-size: .7rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.eyebrow > span {
  width: 33px;
  height: 1px;
  background: currentColor;
}

.eyebrow-light {
  color: var(--cyan);
}

.section-heading {
  margin-bottom: clamp(50px, 6vw, 84px);
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, .72fr);
  align-items: end;
  gap: 80px;
}

.section-heading h2,
.technology-copy h2,
.qstory-intro h2,
.projects-copy h2,
.sustainability-content h2,
.contact-copy h2 {
  margin: 0;
  font-size: clamp(2.55rem, 4.8vw, 5rem);
  font-weight: 750;
  line-height: 1.1;
  letter-spacing: -.055em;
}

.section-heading h2 em,
.technology-copy h2 em,
.qstory-intro h2 em,
.projects-copy h2 em,
.sustainability-content h2 em,
.contact-copy h2 em {
  color: var(--blue);
  font-style: normal;
}

.split-heading > p {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.9;
}

.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 35px;
  min-width: 205px;
  padding: 17px 20px 17px 24px;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 100px;
  font-size: .85rem;
  font-weight: 750;
  line-height: 1;
  transition: color .3s ease, background .3s ease, border-color .3s ease, transform .3s var(--ease);
}

.button::before {
  position: absolute;
  inset: 0;
  content: "";
  background: rgba(255, 255, 255, .13);
  transform: translateX(-105%);
  transition: transform .45s var(--ease);
}

.button:hover::before {
  transform: translateX(0);
}

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

.button span,
.button i {
  position: relative;
  z-index: 1;
}

.button i {
  display: grid;
  width: 29px;
  height: 29px;
  place-items: center;
  border-radius: 50%;
  font-size: 1rem;
  font-style: normal;
}

.button-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), #1a6dc9);
  box-shadow: 0 15px 40px rgba(29, 124, 214, .28);
}

.button-primary i {
  color: var(--blue);
  background: var(--white);
}

.button-ghost {
  color: var(--white);
  background: rgba(255, 255, 255, .05);
  border-color: rgba(255, 255, 255, .28);
  backdrop-filter: blur(10px);
}

.button-ghost i {
  background: rgba(255, 255, 255, .12);
}

.button-light {
  color: var(--ink);
  background: var(--white);
}

.button-light i {
  color: var(--white);
  background: var(--ink);
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .75s var(--ease), transform .75s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hero */
.hero {
  position: relative;
  display: grid;
  min-height: max(780px, 100svh);
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
  place-items: center;
}

.hero-media,
.hero-media img,
.hero-shade,
.hero-gridlines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-media img {
  object-fit: cover;
  object-position: 42% center;
  filter: saturate(.74) contrast(1.05) brightness(.74);
  transform: scale(1.03);
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(3, 19, 35, .96) 0%, rgba(5, 25, 46, .88) 46%, rgba(5, 23, 42, .55) 100%),
    linear-gradient(0deg, rgba(3, 18, 32, .74) 0%, transparent 50%);
}

.hero-gridlines {
  opacity: .17;
  background-image:
    linear-gradient(rgba(255, 255, 255, .13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .13) 1px, transparent 1px);
  background-size: 110px 110px;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, .6), transparent 80%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(1px);
}

.hero-glow-a {
  top: -160px;
  right: 5%;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(51, 185, 236, .23), transparent 68%);
}

.hero-glow-b {
  bottom: -270px;
  left: 35%;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(46, 132, 223, .2), transparent 67%);
}

.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(390px, .78fr);
  align-items: center;
  gap: clamp(55px, 7vw, 115px);
  padding-top: calc(var(--header-h) + 65px);
  padding-bottom: 100px;
}

.hero-copy h1 {
  display: flex;
  flex-direction: column;
  margin: 0;
  font-size: clamp(4.15rem, 8.6vw, 8.7rem);
  font-weight: 780;
  line-height: .84;
  letter-spacing: -.075em;
}

.hero-copy h1 span:last-child {
  margin-top: 12px;
  font-size: .67em;
  letter-spacing: -.064em;
}

.hero-copy h1 em {
  color: var(--cyan);
  font-style: normal;
  font-weight: 350;
}

.hero-lead {
  margin: 35px 0 0;
  color: rgba(255, 255, 255, .75);
  font-size: clamp(1rem, 1.4vw, 1.19rem);
  line-height: 1.9;
}

.hero-lead strong {
  color: var(--white);
  font-weight: 800;
}

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

.hero-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 25px;
  margin: 42px 0 0;
  padding: 0;
  color: rgba(255, 255, 255, .55);
  list-style: none;
  font-size: .69rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.hero-keywords li {
  position: relative;
  padding-left: 12px;
}

.hero-keywords li::before {
  position: absolute;
  top: .58em;
  left: 0;
  width: 4px;
  height: 4px;
  content: "";
  background: var(--cyan);
  border-radius: 50%;
}

.hero-system {
  align-self: center;
  perspective: 900px;
  transition: transform .18s ease-out;
}

.system-shell {
  position: relative;
  padding: 22px;
  overflow: hidden;
  background: linear-gradient(145deg, rgba(12, 50, 83, .72), rgba(5, 26, 47, .74));
  border: 1px solid rgba(132, 213, 255, .26);
  border-radius: 30px;
  box-shadow: 0 40px 100px rgba(0, 0, 0, .33), inset 0 1px 0 rgba(255, 255, 255, .1);
  backdrop-filter: blur(18px);
}

.system-shell::before {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(120deg, rgba(255, 255, 255, .08), transparent 28%, transparent 68%, rgba(73, 212, 231, .06));
  pointer-events: none;
}

.system-topline,
.system-readout {
  position: relative;
  z-index: 2;
}

.system-topline {
  display: flex;
  justify-content: space-between;
  padding-bottom: 18px;
  color: rgba(255, 255, 255, .58);
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .61rem;
  letter-spacing: .1em;
}

.live-dot {
  display: flex;
  align-items: center;
  gap: 8px;
}

.live-dot i {
  width: 6px;
  height: 6px;
  background: #66f5a6;
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(102, 245, 166, .8);
  animation: pulse 1.8s ease-in-out infinite;
}

.system-core {
  position: relative;
  display: grid;
  width: min(100%, 400px);
  aspect-ratio: 1;
  margin: 15px auto;
  place-items: center;
}

.orbit,
.core-ring {
  position: absolute;
  border: 1px solid rgba(91, 205, 239, .22);
  border-radius: 50%;
}

.orbit::after {
  position: absolute;
  top: 50%;
  left: -4px;
  width: 8px;
  height: 8px;
  content: "";
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 18px var(--cyan);
}

.orbit-1 {
  width: 94%;
  height: 94%;
  animation: rotate 19s linear infinite;
}

.orbit-2 {
  width: 72%;
  height: 72%;
  border-style: dashed;
  animation: rotate-reverse 14s linear infinite;
}

.orbit-3 {
  width: 51%;
  height: 51%;
  animation: rotate 9s linear infinite;
}

.core-ring {
  width: 38%;
  height: 38%;
  background: radial-gradient(circle at 35% 30%, rgba(75, 215, 231, .38), rgba(32, 114, 209, .1) 45%, rgba(4, 24, 43, .6) 75%);
  border-color: rgba(91, 205, 239, .55);
  box-shadow: 0 0 50px rgba(53, 160, 221, .25), inset 0 0 35px rgba(70, 218, 229, .1);
}

.core-label {
  position: relative;
  z-index: 2;
  color: transparent;
  font-size: clamp(5rem, 8vw, 7.6rem);
  font-weight: 800;
  line-height: 1;
  -webkit-text-stroke: 1.5px var(--cyan);
  text-shadow: 0 0 28px rgba(73, 212, 231, .27);
}

.core-arrow {
  position: absolute;
  z-index: 3;
  right: 35%;
  bottom: 36%;
  color: var(--white);
  font-size: 1.55rem;
}

.node {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  color: rgba(255, 255, 255, .76);
  background: rgba(5, 31, 55, .72);
  border: 1px solid rgba(108, 201, 237, .24);
  border-radius: 100px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .57rem;
  letter-spacing: .08em;
}

.node i {
  width: 5px;
  height: 5px;
  background: var(--cyan);
  border-radius: 50%;
}

.node-a { top: 18%; left: 1%; }
.node-b { top: 11%; right: 0; }
.node-c { right: 4%; bottom: 16%; }

.system-readout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, .1);
}

.system-readout div {
  padding: 18px 10px 2px;
  border-right: 1px solid rgba(255, 255, 255, .08);
}

.system-readout div:last-child {
  border-right: 0;
}

.system-readout small,
.system-readout strong {
  display: block;
}

.system-readout small {
  color: rgba(255, 255, 255, .4);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .52rem;
  letter-spacing: .08em;
}

.system-readout strong {
  margin-top: 5px;
  color: var(--cyan);
  font-size: .65rem;
  letter-spacing: .04em;
}

.system-caption {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 16px 0 0;
  color: rgba(255, 255, 255, .53);
  font-size: .73rem;
}

.system-caption span {
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.scroll-cue {
  position: absolute;
  z-index: 3;
  bottom: 35px;
  left: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, .45);
  font-size: .56rem;
  font-weight: 700;
  letter-spacing: .14em;
  transform: translateX(-50%);
}

.scroll-cue i {
  position: relative;
  width: 1px;
  height: 35px;
  overflow: hidden;
  background: rgba(255, 255, 255, .2);
}

.scroll-cue i::after {
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  content: "";
  background: var(--cyan);
  animation: scroll-line 2s ease-in-out infinite;
}

.capability-strip {
  position: relative;
  z-index: 4;
  overflow: hidden;
  color: var(--white);
  background: var(--blue);
  border-top: 1px solid rgba(255, 255, 255, .16);
  border-bottom: 1px solid rgba(3, 33, 61, .1);
}

.strip-track {
  display: flex;
  align-items: center;
  gap: 35px;
  width: max-content;
  padding: 19px 0;
  animation: marquee 35s linear infinite;
}

.strip-track span {
  font-size: .69rem;
  font-weight: 800;
  letter-spacing: .13em;
  white-space: nowrap;
}

.strip-track i {
  width: 5px;
  height: 5px;
  background: var(--cyan);
  border-radius: 50%;
}

/* About / conversion */
.section-about {
  background: var(--paper);
}

.conversion-grid {
  display: grid;
  grid-template-columns: 1fr 120px 1fr 120px 1fr;
  align-items: stretch;
}

.conversion-card {
  position: relative;
  min-height: 430px;
  padding: 24px;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
}

.conversion-card:first-child {
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.conversion-card:last-child {
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.conversion-image {
  position: absolute;
  inset: 0;
}

.conversion-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.72) contrast(1.04);
}

.conversion-image::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(0deg, rgba(4, 21, 38, .9) 0%, rgba(4, 21, 38, .12) 70%);
}

.conversion-card h3,
.conversion-card > p,
.conversion-meta {
  position: absolute;
  z-index: 2;
  left: 24px;
}

.conversion-meta {
  top: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.conversion-meta span {
  display: grid;
  width: 35px;
  height: 35px;
  color: var(--white);
  background: var(--blue);
  border-radius: 50%;
  place-items: center;
  font-size: .66rem;
  font-weight: 800;
}

.conversion-meta small {
  color: var(--muted);
  font-size: .61rem;
  font-weight: 800;
  letter-spacing: .12em;
}

.conversion-waste .conversion-meta small,
.conversion-waste h3,
.conversion-waste > p {
  color: var(--white);
}

.conversion-card h3 {
  bottom: 58px;
  margin: 0;
  font-size: 2.1rem;
  line-height: 1;
  letter-spacing: -.04em;
}

.conversion-card > p {
  right: 24px;
  bottom: 23px;
  margin: 0;
  color: var(--muted);
  font-size: .77rem;
}

.conversion-process {
  color: var(--white);
  background: linear-gradient(145deg, #0b3157, #071c32);
  border-color: rgba(255, 255, 255, .08);
}

.conversion-process::after {
  position: absolute;
  inset: 0;
  content: "";
  opacity: .25;
  background-image:
    linear-gradient(rgba(255, 255, 255, .12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .12) 1px, transparent 1px);
  background-size: 45px 45px;
}

.conversion-brand {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  width: 74%;
  transform: translate(-50%, -55%);
}

.conversion-process .conversion-meta small,
.conversion-process > p {
  color: rgba(255, 255, 255, .58);
}

.conversion-energy {
  background: linear-gradient(180deg, #f0f8fb, #fff);
}

.energy-orb {
  position: absolute;
  top: 48%;
  left: 50%;
  width: 190px;
  height: 190px;
  border: 1px solid rgba(28, 129, 218, .2);
  border-radius: 50%;
  transform: translate(-50%, -56%);
}

.energy-orb::before,
.energy-orb::after,
.energy-orb span,
.energy-orb i {
  position: absolute;
  content: "";
  border-radius: 50%;
}

.energy-orb::before {
  inset: 23px;
  background: radial-gradient(circle at 35% 28%, #a8f6ef, #3ebed9 35%, #2677d7 72%, #0c3762);
  box-shadow: 0 25px 60px rgba(36, 122, 210, .32);
}

.energy-orb::after {
  inset: -19px;
  border: 1px dashed rgba(27, 124, 209, .24);
  animation: rotate 18s linear infinite;
}

.energy-orb span {
  top: 2px;
  left: 50%;
  width: 8px;
  height: 8px;
  background: var(--blue);
  box-shadow: 0 0 15px rgba(43, 131, 223, .7);
}

.energy-orb i {
  right: 23px;
  bottom: 16px;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(43, 131, 223, .4);
}

.conversion-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--blue);
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.conversion-arrow span {
  color: var(--muted);
  font-size: .55rem;
  font-weight: 800;
  letter-spacing: .12em;
}

.conversion-arrow svg {
  width: 66px;
}

/* Technology */
.section-technology {
  color: var(--white);
  background: var(--ink);
}

.technology-backdrop {
  position: absolute;
  top: 35px;
  left: 50%;
  width: max-content;
  color: transparent;
  font-size: clamp(4rem, 9vw, 9rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.06em;
  transform: translateX(-50%);
  -webkit-text-stroke: 1px rgba(255, 255, 255, .055);
  white-space: nowrap;
}

.technology-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, .94fr) minmax(390px, .82fr);
  align-items: center;
  gap: clamp(65px, 8vw, 130px);
}

.technology-visual {
  position: relative;
  min-height: 660px;
}

.technology-main-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 80%;
  height: 570px;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.technology-main-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.technology-main-image::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(0deg, rgba(5, 24, 43, .65), transparent 45%);
}

.technology-main-image figcaption {
  position: absolute;
  z-index: 2;
  right: 25px;
  bottom: 22px;
  left: 25px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  color: rgba(255, 255, 255, .65);
  font-size: .57rem;
  letter-spacing: .1em;
}

.technology-main-image figcaption strong {
  color: var(--white);
  font-size: .72rem;
}

.technology-sub-image {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0;
  width: 43%;
  height: 330px;
  margin: 0;
  overflow: hidden;
  background: var(--navy);
  border: 9px solid var(--ink);
  border-radius: 28px;
}

.technology-sub-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 64% center;
}

.technology-badge {
  position: absolute;
  z-index: 3;
  right: 24%;
  bottom: 35px;
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 14px 18px;
  color: var(--ink);
  background: var(--cyan);
  border-radius: 14px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, .25);
}

.technology-badge span {
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1;
}

.technology-badge small {
  font-size: .52rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: .08em;
}

.technology-copy h2 em {
  color: var(--cyan);
}

.technology-intro {
  max-width: 600px;
  margin: 30px 0 42px;
  color: var(--muted-light);
  font-size: 1.03rem;
  line-height: 1.9;
}

.technology-features {
  border-top: 1px solid var(--line-light);
}

.technology-features article {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 24px;
  padding: 25px 0;
  border-bottom: 1px solid var(--line-light);
}

.technology-features article > span {
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .65rem;
}

.technology-features h3 {
  margin: 0 0 7px;
  font-size: 1.05rem;
  letter-spacing: -.01em;
}

.technology-features p {
  margin: 0;
  color: var(--muted-light);
  font-size: .86rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 33px;
  color: var(--white);
  border-bottom: 1px solid rgba(255, 255, 255, .35);
  font-size: .83rem;
  font-weight: 700;
}

.text-link span {
  color: var(--cyan);
  transition: transform .2s ease;
}

.text-link:hover span {
  transform: translateX(5px);
}

/* Process */
.section-process {
  background: #f4f8fb;
}

.process-console {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px rgba(16, 55, 87, .09);
}

.process-nav {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.process-nav button {
  position: relative;
  display: grid;
  min-height: 115px;
  padding: 19px 18px;
  text-align: left;
  background: transparent;
  border: 0;
  border-right: 1px solid var(--line);
  cursor: pointer;
  transition: color .3s ease, background .3s ease;
}

.process-nav button:last-child {
  border-right: 0;
}

.process-nav button::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 3px;
  content: "";
  background: var(--blue);
  transform: scaleX(0);
  transition: transform .35s var(--ease);
}

.process-nav button.is-active {
  color: var(--white);
  background: var(--ink-2);
}

.process-nav button.is-active::after {
  transform: scaleX(1);
}

.process-nav span,
.process-nav strong,
.process-nav small {
  display: block;
}

.process-nav span {
  align-self: start;
  color: var(--blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .63rem;
}

.process-nav button.is-active span {
  color: var(--cyan);
}

.process-nav strong {
  align-self: end;
  font-size: .95rem;
}

.process-nav small {
  margin-top: 2px;
  color: var(--muted);
  font-size: .54rem;
  font-weight: 700;
  letter-spacing: .12em;
}

.process-nav button.is-active small {
  color: rgba(255, 255, 255, .48);
}

.process-display {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  min-height: 510px;
}

.process-image {
  position: relative;
  min-height: 510px;
  margin: 0;
  overflow: hidden;
  background: var(--ink);
}

.process-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.75) contrast(1.05);
  transition: opacity .28s ease, transform .6s var(--ease);
}

.process-image.is-changing img {
  opacity: .18;
  transform: scale(1.03);
}

.process-image::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(0deg, rgba(4, 22, 40, .74), transparent 48%);
}

.process-scan {
  position: absolute;
  z-index: 2;
  top: -10%;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  box-shadow: 0 0 20px rgba(73, 212, 231, .7);
  animation: scan 4.5s ease-in-out infinite;
}

.process-image figcaption {
  position: absolute;
  z-index: 3;
  right: 26px;
  bottom: 22px;
  left: 26px;
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, .72);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .61rem;
  letter-spacing: .08em;
}

.process-image figcaption i {
  color: var(--cyan);
  font-style: normal;
}

.process-detail {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(40px, 6vw, 75px);
  overflow: hidden;
}

.process-number {
  position: absolute;
  top: -10px;
  right: 25px;
  color: transparent;
  font-size: 10rem;
  font-weight: 800;
  line-height: 1;
  -webkit-text-stroke: 1px rgba(9, 69, 112, .08);
}

.process-detail h3 {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: clamp(1.65rem, 2.8vw, 2.5rem);
  line-height: 1.25;
  letter-spacing: -.04em;
}

.process-detail > p:not(.eyebrow) {
  position: relative;
  z-index: 1;
  margin: 20px 0 24px;
  color: var(--muted);
  font-size: .96rem;
  line-height: 1.85;
}

.process-detail ul {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  color: var(--ink-2);
  list-style: none;
  font-size: .83rem;
}

.process-detail li {
  position: relative;
  padding-left: 18px;
}

.process-detail li::before {
  position: absolute;
  top: .75em;
  left: 0;
  width: 6px;
  height: 6px;
  content: "";
  background: var(--blue);
  border-radius: 50%;
}

.process-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 36px;
  padding-top: 18px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .58rem;
  letter-spacing: .07em;
}

.process-status span {
  display: flex;
  align-items: center;
  gap: 8px;
}

.process-status span i {
  width: 6px;
  height: 6px;
  background: #33c98b;
  border-radius: 50%;
  box-shadow: 0 0 9px rgba(51, 201, 139, .65);
}

.process-status strong {
  color: var(--blue);
  font-size: inherit;
}

/* Q story */
.section-qstory {
  color: var(--white);
  background: linear-gradient(145deg, #092b4d, #05182c 64%);
}

.section-qstory::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: .18;
  background-image:
    linear-gradient(rgba(255, 255, 255, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .08) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(circle at 80% 45%, #000, transparent 75%);
}

.qstory-ring {
  position: absolute;
  top: 50%;
  right: -6vw;
  color: transparent;
  font-size: min(58vw, 850px);
  font-weight: 800;
  line-height: .7;
  transform: translateY(-50%);
  -webkit-text-stroke: 1px rgba(80, 213, 232, .12);
}

.qstory-intro {
  position: relative;
  z-index: 2;
}

.qstory-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  align-items: end;
  gap: 80px;
}

.qstory-heading img {
  width: 100%;
  margin-bottom: 9px;
}

.qstory-intro h2 em {
  color: var(--cyan);
}

.qstory-intro > p:last-child {
  max-width: 650px;
  margin: 35px 0 70px;
  color: var(--muted-light);
  font-size: 1rem;
  line-height: 1.9;
}

.q-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--line-light);
  border-left: 1px solid var(--line-light);
}

.q-grid article {
  position: relative;
  min-height: 270px;
  padding: 25px;
  overflow: hidden;
  border-right: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
  transition: background .35s ease, transform .35s var(--ease);
}

.q-grid article::after {
  position: absolute;
  right: -50px;
  bottom: -80px;
  width: 170px;
  height: 170px;
  content: "";
  background: radial-gradient(circle, rgba(73, 212, 231, .18), transparent 68%);
  opacity: 0;
  transition: opacity .35s ease;
}

.q-grid article:hover {
  z-index: 2;
  background: rgba(62, 157, 222, .12);
  transform: translateY(-8px);
}

.q-grid article:hover::after {
  opacity: 1;
}

.q-grid article > span {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  color: transparent;
  font-size: 5.4rem;
  font-weight: 800;
  line-height: 1;
  -webkit-text-stroke: 1px rgba(73, 212, 231, .38);
}

.q-grid article > span small {
  margin-top: 6px;
  color: var(--cyan);
  font-size: .58rem;
  -webkit-text-stroke: 0;
}

.q-grid h3 {
  margin: 42px 0 8px;
  font-size: 1.15rem;
}

.q-grid p {
  margin: 0;
  color: var(--muted-light);
  font-size: .79rem;
  line-height: 1.7;
}

/* Solutions */
.section-solutions {
  background: var(--white);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.solution-card {
  position: relative;
  min-height: 480px;
  padding: 28px;
  overflow: hidden;
  background: var(--white);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: color .4s ease, background .4s ease, transform .4s var(--ease);
}

.solution-card::after {
  position: absolute;
  right: -45%;
  bottom: -45%;
  width: 100%;
  height: 100%;
  content: "";
  background: radial-gradient(circle, rgba(68, 215, 226, .32), transparent 64%);
  opacity: 0;
  transition: opacity .4s ease;
}

.solution-card:hover {
  z-index: 2;
  color: var(--white);
  background: var(--ink-2);
  transform: translateY(-12px);
  box-shadow: 0 30px 70px rgba(5, 30, 52, .2);
}

.solution-card:hover::after {
  opacity: 1;
}

.solution-index {
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .64rem;
}

.solution-icon {
  display: grid;
  width: 80px;
  height: 80px;
  margin: 65px 0 45px;
  color: var(--blue);
  background: var(--surface);
  border-radius: 50%;
  place-items: center;
  transition: color .4s ease, background .4s ease;
}

.solution-icon svg {
  width: 44px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.solution-card:hover .solution-icon {
  color: var(--ink);
  background: var(--cyan);
}

.solution-card small {
  position: relative;
  z-index: 2;
  color: var(--blue);
  font-size: .58rem;
  font-weight: 800;
  letter-spacing: .12em;
}

.solution-card:hover small {
  color: var(--cyan);
}

.solution-card h3 {
  position: relative;
  z-index: 2;
  margin: 10px 0 13px;
  font-size: 1.35rem;
  letter-spacing: -.035em;
}

.solution-card p {
  position: relative;
  z-index: 2;
  margin: 0;
  color: var(--muted);
  font-size: .84rem;
  line-height: 1.8;
}

.solution-card:hover p {
  color: var(--muted-light);
}

.solution-card a {
  position: absolute;
  z-index: 3;
  right: 28px;
  bottom: 27px;
  left: 28px;
  display: flex;
  justify-content: space-between;
  padding-top: 14px;
  color: var(--ink);
  border-top: 1px solid var(--line);
  font-size: .77rem;
  font-weight: 700;
}

.solution-card:hover a {
  color: var(--white);
  border-color: var(--line-light);
}

.solution-card a span {
  color: var(--blue);
}

.solution-card:hover a span {
  color: var(--cyan);
}

/* Projects */
.section-projects {
  padding-bottom: 0;
  color: var(--white);
  background: var(--ink);
}

.projects-layout {
  display: grid;
  grid-template-columns: .8fr 1.1fr;
  gap: clamp(70px, 10vw, 150px);
}

.projects-copy {
  align-self: start;
  position: sticky;
  top: 125px;
}

.projects-copy h2 em {
  color: var(--cyan);
}

.projects-copy > p {
  margin: 30px 0;
  color: var(--muted-light);
  font-size: .98rem;
  line-height: 1.9;
}

.project-source {
  display: inline-flex;
  padding: 10px 14px;
  color: var(--cyan);
  background: rgba(73, 212, 231, .08);
  border: 1px solid rgba(73, 212, 231, .22);
  border-radius: 100px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .56rem;
  letter-spacing: .08em;
}

.project-timeline {
  border-top: 1px solid var(--line-light);
}

.project-timeline article {
  display: grid;
  grid-template-columns: 95px 1fr;
  gap: 35px;
  padding: 35px 0;
  border-bottom: 1px solid var(--line-light);
}

.project-timeline time {
  color: transparent;
  font-size: 2.45rem;
  font-weight: 800;
  line-height: 1;
  -webkit-text-stroke: 1px rgba(73, 212, 231, .55);
}

.project-timeline small {
  color: var(--cyan);
  font-size: .55rem;
  font-weight: 800;
  letter-spacing: .13em;
}

.project-timeline h3 {
  margin: 5px 0 8px;
  font-size: 1.12rem;
}

.project-timeline p {
  margin: 0;
  color: var(--muted-light);
  font-size: .83rem;
}

.project-gallery {
  display: grid;
  grid-template-columns: 1.25fr .75fr .75fr;
  height: 440px;
  margin-top: 110px;
}

.project-gallery figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, .12);
  border-right: 1px solid rgba(255, 255, 255, .12);
}

.project-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.62) brightness(.78);
  transition: filter .6s ease, transform .8s var(--ease);
}

.project-gallery figure:hover img {
  filter: saturate(.9) brightness(.93);
  transform: scale(1.035);
}

.project-gallery figure::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(0deg, rgba(4, 20, 36, .72), transparent 55%);
}

.project-gallery figcaption {
  position: absolute;
  z-index: 2;
  bottom: 25px;
  left: 28px;
  color: rgba(255, 255, 255, .7);
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .1em;
}

.project-gallery figcaption span {
  color: var(--cyan);
}

/* Sustainability */
.section-sustainability {
  display: grid;
  min-height: 760px;
  color: var(--white);
  background: #0b2944;
  place-items: center;
}

.sustainability-media,
.sustainability-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.sustainability-media img {
  object-fit: cover;
  filter: saturate(.62) contrast(1.12);
  transform: scale(1.12);
}

.sustainability-media::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(5, 25, 44, .94) 0%, rgba(4, 28, 49, .78) 50%, rgba(2, 19, 34, .62) 100%),
    linear-gradient(0deg, rgba(3, 18, 31, .65), transparent 50%);
}

.sustainability-content {
  position: relative;
  z-index: 2;
}

.sustainability-content h2 {
  max-width: 850px;
}

.sustainability-content h2 em {
  color: var(--cyan);
}

.sustainability-content blockquote {
  position: relative;
  margin: 55px 0 45px;
  padding-left: 75px;
  color: rgba(255, 255, 255, .76);
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  font-weight: 300;
  line-height: 1.8;
}

.sustainability-content blockquote > span {
  position: absolute;
  top: -15px;
  left: 0;
  color: var(--cyan);
  font-family: Georgia, serif;
  font-size: 5rem;
  line-height: 1;
}

/* Contact */
.section-contact {
  color: var(--white);
  background: linear-gradient(145deg, #092c50, #06192d 68%);
}

.section-contact::before {
  position: absolute;
  top: -40%;
  right: -15%;
  width: 850px;
  height: 850px;
  content: "";
  background: radial-gradient(circle, rgba(61, 177, 225, .2), transparent 68%);
}

.contact-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, .78fr) minmax(520px, 1fr);
  gap: clamp(65px, 8vw, 120px);
}

.contact-copy h2 em {
  color: var(--cyan);
}

.contact-copy > p:not(.eyebrow) {
  margin: 30px 0 45px;
  color: var(--muted-light);
  font-size: .98rem;
  line-height: 1.9;
}

.contact-channels {
  border-top: 1px solid var(--line-light);
}

.contact-channels a,
.contact-channels > div {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 22px 40px 22px 0;
  border-bottom: 1px solid var(--line-light);
}

.contact-channels small {
  color: var(--cyan);
  font-size: .55rem;
  font-weight: 800;
  letter-spacing: .13em;
}

.contact-channels strong {
  margin-top: 5px;
  font-size: .86rem;
  font-weight: 600;
}

.contact-channels a span {
  position: absolute;
  top: 50%;
  right: 2px;
  color: var(--cyan);
  transform: translateY(-50%);
}

.contact-form {
  display: grid;
  gap: 23px;
  padding: clamp(28px, 4vw, 48px);
  color: var(--ink);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: 0 35px 90px rgba(0, 0, 0, .24);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.contact-form label:not(.privacy-check) {
  display: grid;
  gap: 9px;
}

.contact-form label > span {
  color: var(--ink-2);
  font-size: .72rem;
  font-weight: 700;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  color: var(--ink);
  background: #f5f8fa;
  border: 1px solid #d9e4eb;
  border-radius: 9px;
  outline: 0;
  transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
}

.contact-form input,
.contact-form select {
  height: 51px;
  padding: 0 15px;
}

.contact-form textarea {
  min-height: 150px;
  padding: 14px 15px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  background: var(--white);
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(43, 131, 223, .12);
}

.contact-form [aria-invalid="true"] {
  border-color: #d14343;
  box-shadow: 0 0 0 3px rgba(209, 67, 67, .1);
}

.privacy-check {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  cursor: pointer;
}

.privacy-check input {
  width: 16px;
  height: 16px;
  margin: 3px 0 0;
  accent-color: var(--blue);
}

.privacy-check span {
  color: var(--muted) !important;
  font-size: .7rem !important;
  font-weight: 500 !important;
}

.form-submit {
  width: 100%;
  margin-top: 3px;
  border: 0;
  cursor: pointer;
}

.form-note {
  margin: -8px 0 0;
  color: #7b8e9e;
  font-size: .64rem;
  text-align: center;
}

/* Footer */
.site-footer {
  color: var(--white);
  background: #03101e;
  border-top: 1px solid rgba(255, 255, 255, .08);
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 1.2fr .8fr;
  align-items: start;
  gap: 50px;
  padding-top: 65px;
  padding-bottom: 65px;
}

.brand-footer .brand-symbol svg {
  fill: var(--cyan);
}

.footer-slogan {
  font-size: clamp(1.3rem, 2.2vw, 2rem);
  font-weight: 750;
  line-height: 1.35;
  letter-spacing: -.035em;
}

.footer-slogan span {
  color: var(--cyan);
  font-weight: 350;
}

.footer-nav {
  display: grid;
  justify-content: end;
  gap: 9px;
  color: rgba(255, 255, 255, .58);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
}

.footer-nav a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding-top: 22px;
  padding-bottom: 25px;
  color: rgba(255, 255, 255, .38);
  border-top: 1px solid rgba(255, 255, 255, .08);
  font-size: .59rem;
  letter-spacing: .06em;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom a {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, .68);
  font-weight: 700;
}

.footer-bottom a span {
  color: var(--cyan);
}

.toast {
  position: fixed;
  z-index: 2000;
  right: 25px;
  bottom: 25px;
  display: grid;
  min-width: 320px;
  padding: 17px 20px;
  color: var(--white);
  background: rgba(5, 29, 51, .94);
  border: 1px solid rgba(73, 212, 231, .32);
  border-radius: 13px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .3);
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity .3s ease, transform .3s var(--ease);
  backdrop-filter: blur(12px);
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.toast strong {
  font-size: .82rem;
}

.toast span {
  margin-top: 2px;
  color: var(--muted-light);
  font-size: .68rem;
}

/* Animations */
@keyframes rotate {
  to { transform: rotate(360deg); }
}

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

@keyframes pulse {
  0%, 100% { opacity: .45; transform: scale(.8); }
  50% { opacity: 1; transform: scale(1.2); }
}

@keyframes scroll-line {
  0% { transform: translateY(0); }
  100% { transform: translateY(200%); }
}

@keyframes marquee {
  to { transform: translateX(-50%); }
}

@keyframes scan {
  0%, 10% { top: -5%; opacity: 0; }
  25% { opacity: 1; }
  80% { opacity: .8; }
  100% { top: 105%; opacity: 0; }
}

/* Responsive */
@media (max-width: 1120px) {
  .header-inner {
    grid-template-columns: 220px 1fr 180px;
  }

  .main-nav {
    gap: 18px;
  }

  .main-nav a {
    font-size: .65rem;
  }

  .hero-layout {
    grid-template-columns: 1.05fr .8fr;
    gap: 45px;
  }

  .system-shell {
    padding: 17px;
  }

  .conversion-grid {
    grid-template-columns: 1fr 70px 1fr 70px 1fr;
  }

  .conversion-arrow svg {
    width: 44px;
  }

  .technology-layout {
    gap: 65px;
  }

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

  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .solution-card {
    min-height: 430px;
  }

  .contact-layout {
    grid-template-columns: .75fr 1fr;
    gap: 55px;
  }
}

@media (max-width: 900px) {
  :root {
    --header-h: 74px;
  }

  .container {
    width: min(calc(100% - 36px), var(--container));
  }

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

  .main-nav {
    position: fixed;
    z-index: -1;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 8px;
    padding: 100px 34px 50px;
    color: var(--white);
    background: rgba(3, 18, 32, .98);
    opacity: 0;
    transform: translateY(-12px);
    pointer-events: none;
    transition: opacity .3s ease, transform .3s var(--ease);
  }

  .main-nav::before {
    position: absolute;
    top: 115px;
    left: 34px;
    color: var(--cyan);
    content: "WES / NAVIGATION";
    font-size: .58rem;
    font-weight: 800;
    letter-spacing: .14em;
  }

  .nav-open .main-nav {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .main-nav a {
    width: 100%;
    padding: 13px 0;
    color: var(--white);
    border-bottom: 1px solid rgba(255, 255, 255, .12);
    font-size: clamp(1.55rem, 6vw, 3rem);
    font-weight: 650;
    letter-spacing: -.02em;
  }

  .main-nav a::after {
    display: none;
  }

  .header-contact {
    display: none;
  }

  .nav-toggle {
    position: relative;
    z-index: 2;
    display: block;
  }

  .nav-open .nav-toggle span:first-child {
    transform: translateY(4px) rotate(45deg);
  }

  .nav-open .nav-toggle span:last-child {
    transform: translateY(-4px) rotate(-45deg);
  }

  .hero {
    min-height: auto;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    gap: 65px;
    padding-top: 150px;
    padding-bottom: 125px;
  }

  .hero-media img {
    object-position: 60% center;
  }

  .hero-shade {
    background: linear-gradient(90deg, rgba(3, 19, 35, .97), rgba(5, 25, 46, .78));
  }

  .hero-copy h1 {
    font-size: clamp(4rem, 14vw, 7rem);
  }

  .hero-system {
    width: min(100%, 590px);
    justify-self: center;
  }

  .scroll-cue {
    display: none;
  }

  .split-heading,
  .technology-layout,
  .projects-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .split-heading {
    gap: 30px;
  }

  .split-heading > p {
    max-width: 650px;
  }

  .conversion-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .conversion-card {
    min-height: 350px;
  }

  .conversion-card:first-child {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }

  .conversion-card:last-child {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  }

  .conversion-arrow {
    min-height: 80px;
    border-right: 1px solid var(--line);
    border-left: 1px solid var(--line);
  }

  .conversion-arrow svg {
    width: 60px;
    transform: rotate(90deg);
  }

  .technology-layout {
    gap: 70px;
  }

  .technology-visual {
    min-height: 580px;
  }

  .technology-main-image {
    width: 85%;
    height: 500px;
  }

  .technology-sub-image {
    width: 38%;
    height: 280px;
  }

  .process-nav {
    grid-template-columns: repeat(5, minmax(135px, 1fr));
    overflow-x: auto;
  }

  .process-nav button {
    min-width: 135px;
  }

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

  .process-image {
    min-height: 430px;
  }

  .qstory-heading {
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .qstory-heading img {
    width: 280px;
  }

  .projects-copy {
    position: static;
  }

  .project-gallery {
    grid-template-columns: 1fr 1fr;
    height: auto;
  }

  .project-gallery figure {
    height: 330px;
  }

  .project-gallery figure:first-child {
    grid-column: 1 / -1;
    height: 430px;
  }

  .contact-layout {
    gap: 60px;
  }

  .contact-form {
    width: min(100%, 700px);
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
  }

  .footer-nav {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .footer-slogan {
    grid-column: 1;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
    word-break: normal;
  }

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

  .section {
    padding: 92px 0;
  }

  .brand-type strong {
    font-size: 1.18rem;
  }

  .brand-type small {
    font-size: .5rem;
  }

  .brand-symbol {
    width: 34px;
    height: 34px;
  }

  .hero-layout {
    gap: 50px;
    padding-top: 125px;
    padding-bottom: 90px;
  }

  .hero-copy h1 {
    font-size: clamp(3.55rem, 18vw, 5.2rem);
  }

  .hero-copy h1 span:last-child {
    margin-top: 9px;
    font-size: .6em;
  }

  .hero-lead br {
    display: none;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-keywords {
    display: grid;
    gap: 9px;
  }

  .system-shell {
    border-radius: 24px;
  }

  .system-topline {
    font-size: .5rem;
  }

  .system-readout strong {
    font-size: .55rem;
  }

  .node {
    font-size: .48rem;
  }

  .strip-track {
    padding: 15px 0;
  }

  .section-heading h2,
  .technology-copy h2,
  .qstory-intro h2,
  .projects-copy h2,
  .sustainability-content h2,
  .contact-copy h2 {
    font-size: clamp(2.35rem, 12vw, 3.5rem);
  }

  .conversion-card {
    min-height: 320px;
  }

  .technology-visual {
    min-height: 470px;
  }

  .technology-main-image {
    width: 94%;
    height: 410px;
  }

  .technology-sub-image {
    width: 43%;
    height: 210px;
    border-width: 6px;
  }

  .technology-badge {
    right: 28%;
    bottom: 10px;
  }

  .technology-features article {
    grid-template-columns: 35px 1fr;
    gap: 15px;
  }

  .process-image {
    min-height: 310px;
  }

  .process-detail {
    padding: 38px 24px;
  }

  .process-number {
    font-size: 7rem;
  }

  .process-status {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .qstory-heading img {
    width: 230px;
  }

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

  .q-grid article {
    min-height: 220px;
  }

  .q-grid article > span {
    font-size: 4.4rem;
  }

  .q-grid h3 {
    margin-top: 24px;
  }

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

  .solution-card {
    min-height: 400px;
  }

  .solution-icon {
    margin: 45px 0 35px;
  }

  .project-timeline article {
    grid-template-columns: 75px 1fr;
    gap: 18px;
  }

  .project-timeline time {
    font-size: 1.95rem;
  }

  .project-gallery {
    grid-template-columns: 1fr;
    margin-top: 80px;
  }

  .project-gallery figure,
  .project-gallery figure:first-child {
    grid-column: auto;
    height: 280px;
  }

  .section-sustainability {
    min-height: 690px;
  }

  .sustainability-content blockquote {
    padding-left: 50px;
  }

  .sustainability-content blockquote > span {
    font-size: 4rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 24px 18px;
    border-radius: 22px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .footer-nav {
    grid-column: auto;
    grid-row: auto;
    justify-content: start;
  }

  .footer-slogan {
    grid-column: auto;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 9px;
  }

  .toast {
    right: 14px;
    bottom: 14px;
    left: 14px;
    min-width: 0;
  }
}

@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;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ========================================================================== 
   WES homepage v2 — category-driven B2B structure
   ========================================================================== */

body.mega-open {
  overflow: hidden;
}

.header-inner {
  grid-template-columns: 260px 1fr 320px;
}

.brand-image {
  display: inline-flex;
  min-width: 0;
}

.brand-logo-image {
  width: 224px;
  height: auto;
  max-height: 42px;
  object-fit: contain;
  object-position: left center;
}

.language-button,
.menu-button {
  padding: 0;
  color: inherit;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.language-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, .72);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .12em;
}

.language-button span {
  color: var(--cyan);
  font-size: .82rem;
}

.menu-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .12em;
}

.menu-button i {
  position: relative;
  display: block;
  width: 22px;
  height: 12px;
}

.menu-button i::before,
.menu-button i::after {
  position: absolute;
  right: 0;
  width: 22px;
  height: 1px;
  content: "";
  background: currentColor;
  transition: transform .3s var(--ease), top .3s var(--ease);
}

.menu-button i::before { top: 2px; }
.menu-button i::after { top: 9px; width: 15px; }
.menu-button:hover i::after { width: 22px; }

/* Full sitemap / mega menu */
.mega-menu {
  position: fixed;
  z-index: 1200;
  inset: 0;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: visibility 0s linear .45s, opacity .35s ease;
}

.mega-menu-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 9, 18, .72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.mega-menu-panel {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  width: min(100%, 1160px);
  height: 100%;
  padding: 0 clamp(30px, 5vw, 78px) clamp(30px, 5vh, 55px);
  overflow-y: auto;
  color: var(--white);
  background:
    radial-gradient(circle at 88% 8%, rgba(73, 212, 231, .16), transparent 30%),
    linear-gradient(145deg, #071b31, #041321 72%);
  border-left: 1px solid rgba(255, 255, 255, .12);
  box-shadow: -40px 0 100px rgba(0, 0, 0, .28);
  transform: translateX(100%);
  transition: transform .48s var(--ease);
}

.mega-menu-panel::after {
  position: fixed;
  right: -190px;
  bottom: -260px;
  width: 620px;
  height: 620px;
  content: "Q";
  color: transparent;
  border: 1px solid rgba(70, 211, 231, .12);
  border-radius: 50%;
  font-size: 28rem;
  font-weight: 200;
  line-height: 1;
  text-align: center;
  -webkit-text-stroke: 1px rgba(70, 211, 231, .11);
  pointer-events: none;
}

.mega-open .mega-menu {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transition-delay: 0s;
}

.mega-open .mega-menu-panel {
  transform: translateX(0);
}

.mega-menu-top {
  position: sticky;
  z-index: 3;
  top: 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 92px;
  background: linear-gradient(#071b31 80%, transparent);
}

.mega-menu-top > p {
  margin: 0;
  color: rgba(255, 255, 255, .48);
  font-size: .64rem;
  font-weight: 800;
  letter-spacing: .18em;
}

.mega-menu-top > button {
  position: relative;
  justify-self: end;
  width: 42px;
  height: 42px;
  padding: 0;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, .22);
  background: transparent;
  border-radius: 50%;
  cursor: pointer;
}

.mega-menu-top > button span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 18px;
  height: 1px;
  background: currentColor;
}

.mega-menu-top > button span:first-child { transform: translate(-50%, -50%) rotate(45deg); }
.mega-menu-top > button span:last-child { transform: translate(-50%, -50%) rotate(-45deg); }

.mega-menu-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: auto 0;
  padding: 50px 0 70px;
  border-top: 1px solid rgba(255, 255, 255, .12);
  border-left: 1px solid rgba(255, 255, 255, .12);
}

.mega-menu-grid section {
  min-height: 290px;
  padding: 30px clamp(22px, 3vw, 42px);
  border-right: 1px solid rgba(255, 255, 255, .12);
  border-bottom: 1px solid rgba(255, 255, 255, .12);
}

.mega-menu-grid p {
  margin: 0 0 30px;
  color: var(--cyan);
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .13em;
}

.mega-menu-grid a {
  position: relative;
  display: block;
  width: max-content;
  max-width: 100%;
  margin: 14px 0;
  color: rgba(255, 255, 255, .7);
  font-size: .93rem;
  transition: color .2s ease, transform .2s ease;
}

.mega-menu-grid a::before {
  position: absolute;
  top: .7em;
  left: -15px;
  width: 5px;
  height: 5px;
  content: "";
  background: var(--cyan);
  border-radius: 50%;
  opacity: 0;
  transform: scale(.2);
  transition: opacity .2s ease, transform .2s ease;
}

.mega-menu-grid a:hover,
.mega-menu-grid a:focus-visible {
  color: var(--white);
  transform: translateX(7px);
}

.mega-menu-grid a:hover::before,
.mega-menu-grid a:focus-visible::before {
  opacity: 1;
  transform: scale(1);
}

.mega-menu-foot {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  padding-top: 23px;
  color: rgba(255, 255, 255, .42);
  border-top: 1px solid rgba(255, 255, 255, .12);
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .13em;
}

.mega-menu-foot p { margin: 0; }
.mega-menu-foot p:last-child { color: var(--cyan); }

/* Hero carousel */
.hero-slides,
.hero-slide,
.hero-slide img,
.hero-slider .hero-shade,
.hero-slider .hero-gridlines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-slide {
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 1.1s ease, transform 7s linear;
}

.hero-slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.hero-slide img {
  object-fit: cover;
  object-position: 50% center;
  filter: saturate(.72) contrast(1.08) brightness(.68);
}

.hero-slide:nth-child(2) img { object-position: center; }
.hero-slide:nth-child(3) img { object-position: 58% center; filter: saturate(.66) contrast(1.08) brightness(.6); }

.hero-copy {
  transition: opacity .24s ease, transform .24s ease;
}

.hero-copy.is-changing {
  opacity: .18;
  transform: translateY(10px);
}

.hero-copy h1 span:first-child {
  min-height: .88em;
}

.hero-copy h1 span:last-child {
  min-height: .7em;
}

.hero-pagination {
  position: absolute;
  z-index: 4;
  right: 0;
  bottom: 33px;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  pointer-events: none;
}

.hero-pagination button {
  display: grid;
  grid-template-columns: auto 54px;
  align-items: center;
  gap: 8px;
  padding: 7px 0;
  color: rgba(255, 255, 255, .42);
  border: 0;
  background: transparent;
  cursor: pointer;
  pointer-events: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .6rem;
}

.hero-pagination button i {
  position: relative;
  display: block;
  height: 1px;
  overflow: hidden;
  background: rgba(255, 255, 255, .22);
}

.hero-pagination button i::after {
  position: absolute;
  inset: 0;
  content: "";
  background: var(--cyan);
  transform: translateX(-100%);
}

.hero-pagination button.is-active {
  color: var(--white);
}

.hero-pagination button.is-active i::after {
  animation: heroProgress 6.8s linear forwards;
}

@keyframes heroProgress { to { transform: translateX(0); } }

/* Quick category navigation */
.quick-access {
  position: relative;
  z-index: 6;
  color: var(--white);
  background: #071b31;
  border-top: 1px solid rgba(255, 255, 255, .08);
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}

.quick-access-inner {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  padding: 0;
  border-left: 1px solid rgba(255, 255, 255, .1);
}

.quick-access a {
  position: relative;
  display: grid;
  min-height: 132px;
  padding: 24px 22px;
  overflow: hidden;
  border-right: 1px solid rgba(255, 255, 255, .1);
  transition: background .3s ease, color .3s ease;
}

.quick-access a::after {
  position: absolute;
  right: 18px;
  bottom: 16px;
  content: "↗";
  color: var(--cyan);
  opacity: 0;
  transform: translate(-5px, 5px);
  transition: opacity .25s ease, transform .25s ease;
}

.quick-access a:hover {
  color: var(--ink);
  background: var(--cyan);
}

.quick-access a:hover::after {
  color: var(--ink);
  opacity: 1;
  transform: translate(0);
}

.quick-access span {
  color: rgba(255, 255, 255, .37);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .57rem;
}

.quick-access a:hover span { color: rgba(5, 25, 45, .52); }
.quick-access strong { align-self: end; font-size: .81rem; letter-spacing: .07em; }
.quick-access small { margin-top: 2px; color: rgba(255, 255, 255, .45); font-size: .67rem; }
.quick-access a:hover small { color: rgba(5, 25, 45, .66); }

/* Why WES service categories */
.service-difference {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-bottom: clamp(65px, 8vw, 110px);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.difference-card {
  position: relative;
  min-height: 310px;
  padding: 30px;
  overflow: hidden;
  background: var(--white);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: color .35s ease, background .35s ease, transform .35s var(--ease);
}

.difference-card::before {
  position: absolute;
  right: -85px;
  bottom: -90px;
  width: 220px;
  height: 220px;
  content: "";
  background: radial-gradient(circle, rgba(73, 212, 231, .4), transparent 66%);
  opacity: 0;
  transition: opacity .35s ease;
}

.difference-card:hover {
  z-index: 2;
  color: var(--white);
  background: var(--ink-2);
  transform: translateY(-8px);
  box-shadow: 0 30px 70px rgba(5, 30, 52, .16);
}

.difference-card:hover::before { opacity: 1; }
.difference-card > span { color: var(--blue); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .62rem; }
.difference-card small { display: block; margin-top: 55px; color: var(--blue); font-size: .58rem; font-weight: 800; letter-spacing: .12em; }
.difference-card h3 { margin: 10px 0 15px; font-size: 1.28rem; letter-spacing: -.035em; }
.difference-card p { position: relative; z-index: 2; margin: 0; color: var(--muted); font-size: .82rem; line-height: 1.8; }
.difference-card > i { position: absolute; right: 28px; bottom: 24px; color: var(--blue); font-style: normal; }
.difference-card:hover small, .difference-card:hover > span, .difference-card:hover > i { color: var(--cyan); }
.difference-card:hover p { color: var(--muted-light); }

/* Technology category tabs */
.dark-section-head {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 50px;
  margin-bottom: 75px;
}

.dark-section-head h2 {
  margin: 0;
  font-size: clamp(2.55rem, 4.8vw, 5rem);
  font-weight: 750;
  line-height: 1.1;
  letter-spacing: -.055em;
}

.dark-section-head h2 em { color: var(--cyan); font-style: normal; }

.technology-tablist {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.technology-tablist button,
.solution-tabs button {
  padding: 13px 16px;
  border: 1px solid rgba(255, 255, 255, .16);
  color: rgba(255, 255, 255, .55);
  background: transparent;
  cursor: pointer;
  font-size: .63rem;
  font-weight: 800;
  letter-spacing: .09em;
  transition: color .25s ease, border-color .25s ease, background .25s ease;
}

.technology-tablist button:hover,
.technology-tablist button.is-active {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.technology-tab-panel {
  transition: opacity .22s ease, transform .22s ease;
}

.technology-tab-panel.is-changing {
  opacity: .3;
  transform: translateY(8px);
}

.technology-copy h3 {
  margin: 0;
  font-size: clamp(2rem, 3.5vw, 3.65rem);
  font-weight: 730;
  line-height: 1.15;
  letter-spacing: -.045em;
}

.technology-bullets {
  margin: 0;
  padding: 0;
  color: var(--muted-light);
  border-top: 1px solid var(--line-light);
  list-style: none;
}

.technology-bullets li {
  position: relative;
  padding: 18px 0 18px 28px;
  border-bottom: 1px solid var(--line-light);
  font-size: .87rem;
}

.technology-bullets li::before {
  position: absolute;
  top: 26px;
  left: 2px;
  width: 7px;
  height: 7px;
  content: "";
  border: 2px solid var(--cyan);
  border-radius: 50%;
}

/* Solution explorer */
.solution-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-bottom: 22px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.solution-tabs button {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: center;
  min-height: 62px;
  color: var(--muted);
  background: var(--white);
  border: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.solution-tabs button span {
  color: var(--blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .57rem;
}

.solution-tabs button:hover,
.solution-tabs button.is-active {
  color: var(--white);
  background: var(--ink-2);
}

.solution-tabs button.is-active span { color: var(--cyan); }

.solution-showcase {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(390px, .85fr);
  min-height: 600px;
  overflow: hidden;
  color: var(--white);
  background: var(--ink-2);
  border-radius: var(--radius-lg);
  box-shadow: 0 35px 80px rgba(5, 30, 52, .16);
  transition: opacity .22s ease, transform .22s ease;
}

.solution-showcase.is-changing {
  opacity: .35;
  transform: translateY(8px);
}

.solution-showcase-media {
  position: relative;
  min-height: 600px;
  margin: 0;
  overflow: hidden;
}

.solution-showcase-media::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, rgba(5, 28, 49, .05), rgba(5, 28, 49, .38));
}

.solution-showcase-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.75) contrast(1.05);
}

.solution-showcase-media figcaption {
  position: absolute;
  z-index: 2;
  right: 28px;
  bottom: 25px;
  left: 28px;
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, .65);
  font-size: .57rem;
  letter-spacing: .1em;
}

.solution-showcase-media figcaption strong { color: var(--white); }

.solution-showcase-copy {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(45px, 6vw, 85px);
  overflow: hidden;
}

.solution-showcase-copy::after {
  position: absolute;
  right: -160px;
  bottom: -220px;
  width: 480px;
  height: 480px;
  content: "Q";
  color: transparent;
  border: 1px solid rgba(73, 212, 231, .1);
  border-radius: 50%;
  font-size: 20rem;
  font-weight: 200;
  line-height: 1.35;
  text-align: center;
  -webkit-text-stroke: 1px rgba(73, 212, 231, .12);
  pointer-events: none;
}

.solution-showcase-number {
  position: absolute;
  top: 30px;
  right: 34px;
  color: rgba(255, 255, 255, .14);
  font-size: 5.5rem;
  font-weight: 750;
  line-height: 1;
  letter-spacing: -.07em;
}

.solution-showcase-copy h3 {
  position: relative;
  z-index: 2;
  margin: 0 0 22px;
  font-size: clamp(2rem, 3.7vw, 3.8rem);
  line-height: 1.1;
  letter-spacing: -.05em;
}

.solution-showcase-copy > p:not(.eyebrow) {
  position: relative;
  z-index: 2;
  margin: 0;
  color: var(--muted-light);
  line-height: 1.9;
}

.solution-showcase-copy ul {
  position: relative;
  z-index: 2;
  margin: 30px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-light);
  list-style: none;
}

.solution-showcase-copy li {
  position: relative;
  padding: 14px 0 14px 24px;
  color: rgba(255, 255, 255, .72);
  border-bottom: 1px solid var(--line-light);
  font-size: .82rem;
}

.solution-showcase-copy li::before {
  position: absolute;
  top: 22px;
  left: 2px;
  width: 6px;
  height: 6px;
  content: "";
  background: var(--cyan);
  border-radius: 50%;
}

.solution-actions {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 35px;
}

.solution-actions .text-link { margin-top: 0; }

.solution-mini-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 22px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.solution-mini-grid article {
  min-height: 150px;
  padding: 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.solution-mini-grid span { color: var(--blue); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .58rem; }
.solution-mini-grid strong { display: block; margin-top: 24px; font-size: .9rem; }
.solution-mini-grid p { margin: 8px 0 0; color: var(--muted); font-size: .75rem; line-height: 1.6; }

/* Archive / resource section */
.section-insights {
  background: var(--paper);
}

.insight-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.insight-grid article {
  min-height: 430px;
  padding: 30px;
  background: var(--white);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.insight-feature {
  display: grid;
  grid-template-rows: 1fr auto;
  padding: 0 !important;
  overflow: hidden;
  color: var(--white);
  background: var(--ink-2) !important;
}

.insight-image {
  display: grid;
  min-height: 260px;
  padding: 50px;
  background:
    radial-gradient(circle at 70% 20%, rgba(73, 212, 231, .22), transparent 34%),
    linear-gradient(145deg, #0b3158, #06182a);
  place-items: center;
}

.insight-image img { width: min(100%, 410px); }
.insight-body { padding: 30px; }
.insight-grid small { color: var(--blue); font-size: .58rem; font-weight: 800; letter-spacing: .12em; }
.insight-feature small { color: var(--cyan); }
.insight-grid time { display: block; margin-top: 10px; color: var(--muted); font-size: .65rem; }
.insight-grid h3 { margin: 22px 0 15px; font-size: 1.35rem; line-height: 1.35; letter-spacing: -.035em; }
.insight-grid p { margin: 0; color: var(--muted); font-size: .82rem; line-height: 1.8; }
.insight-feature p { color: var(--muted-light); }
.insight-grid a { display: flex; justify-content: space-between; margin-top: 35px; padding-top: 16px; color: var(--ink); border-top: 1px solid var(--line); font-size: .78rem; font-weight: 700; }
.insight-feature a { color: var(--white); border-color: var(--line-light); }
.insight-grid a span { color: var(--blue); }
.insight-feature a span { color: var(--cyan); }

/* Evidence and historical metrics */
.section-evidence {
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(4, 21, 38, .95), rgba(7, 39, 68, .9)),
    url("../images/facility-pipes.webp") center / cover no-repeat;
}

.evidence-head {
  display: grid;
  grid-template-columns: 1fr minmax(330px, .7fr);
  align-items: end;
  gap: 70px;
  margin-bottom: 60px;
}

.evidence-head h2 {
  margin: 0;
  font-size: clamp(2.55rem, 4.8vw, 5rem);
  line-height: 1.08;
  letter-spacing: -.055em;
}

.evidence-head h2 em { color: var(--cyan); font-style: normal; }
.evidence-head > p { margin: 0; color: var(--muted-light); font-size: .9rem; line-height: 1.9; }

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-light);
  border-left: 1px solid var(--line-light);
}

.evidence-grid article {
  min-height: 240px;
  padding: 35px 28px;
  border-right: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
}

.evidence-grid strong { display: block; color: var(--cyan); font-size: clamp(3rem, 5vw, 5rem); line-height: 1; letter-spacing: -.055em; }
.evidence-grid span { display: block; margin-top: 36px; font-size: 1rem; font-weight: 700; }
.evidence-grid small { display: block; margin-top: 6px; color: rgba(255, 255, 255, .38); font-size: .57rem; letter-spacing: .1em; }

.collaboration-strip {
  display: grid;
  grid-template-columns: 230px 1fr;
  align-items: center;
  gap: 35px;
  margin-top: 26px;
  padding: 24px 28px;
  border: 1px solid var(--line-light);
}

.collaboration-strip > p { margin: 0; color: var(--cyan); font-size: .6rem; font-weight: 800; letter-spacing: .12em; }
.collaboration-strip div { display: flex; flex-wrap: wrap; gap: 12px 25px; color: rgba(255, 255, 255, .58); font-size: .76rem; }

.contact-placeholder-notice {
  margin: 22px 0 0 !important;
  padding: 12px 15px;
  color: rgba(255, 255, 255, .58) !important;
  border: 1px solid rgba(255, 255, 255, .13);
  font-size: .72rem !important;
}

/* Floating right rail */
.floating-tools {
  position: fixed;
  z-index: 950;
  right: 18px;
  bottom: 20px;
  display: grid;
  overflow: hidden;
  color: var(--white);
  background: rgba(5, 25, 45, .92);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 12px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, .22);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.floating-tools a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-width: 132px;
  padding: 11px 13px;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  font-size: .56rem;
  font-weight: 800;
  letter-spacing: .08em;
}

.floating-tools a:last-child { border-bottom: 0; }
.floating-tools i { color: var(--cyan); font-style: normal; font-size: .8rem; }
.floating-tools a:hover { color: var(--ink); background: var(--cyan); }
.floating-tools a:hover i { color: var(--ink); }

.brand-footer .brand-logo-image { width: 245px; }

@media (max-width: 1180px) {
  .header-inner { grid-template-columns: 230px 1fr 255px; }
  .brand-logo-image { width: 205px; }
  .header-actions { gap: 12px; }
  .language-button { display: none; }
  .service-difference { grid-template-columns: repeat(2, 1fr); }
  .quick-access-inner { grid-template-columns: repeat(3, 1fr); }
  .quick-access a { min-height: 110px; }
  .solution-showcase { grid-template-columns: 1fr .88fr; }
}

@media (max-width: 900px) {
  .header-inner { grid-template-columns: 1fr auto; }
  .brand-logo-image { width: 205px; }
  .menu-button, .language-button { display: none; }
  .header-actions { gap: 7px; }
  .mega-menu { display: none; }
  .hero-pagination { bottom: 28px; justify-content: flex-start; }
  .hero-pagination button { grid-template-columns: auto 40px; }
  .quick-access-inner { width: 100%; grid-template-columns: repeat(3, 1fr); }
  .quick-access a { min-height: 105px; }
  .service-difference { grid-template-columns: repeat(2, 1fr); }
  .dark-section-head { grid-template-columns: 1fr; align-items: start; }
  .technology-tablist { justify-content: flex-start; }
  .solution-tabs { grid-template-columns: repeat(2, 1fr); }
  .solution-showcase { grid-template-columns: 1fr; }
  .solution-showcase-media { min-height: 430px; }
  .solution-mini-grid { grid-template-columns: repeat(2, 1fr); }
  .insight-grid { grid-template-columns: 1fr 1fr; }
  .insight-feature { grid-column: 1 / -1; }
  .evidence-head { grid-template-columns: 1fr; gap: 30px; }
  .evidence-grid { grid-template-columns: repeat(2, 1fr); }
  .collaboration-strip { grid-template-columns: 1fr; gap: 16px; }
  .floating-tools { right: 10px; bottom: 10px; }
  .floating-tools a { min-width: 46px; padding: 11px; }
  .floating-tools span { display: none; }
}

@media (max-width: 640px) {
  .brand-logo-image { width: 185px; }
  .hero-slide img { object-position: 64% center; }
  .hero-slide:nth-child(2) img { object-position: 55% center; }
  .hero-slide:nth-child(3) img { object-position: 58% center; }
  .hero-pagination { bottom: 18px; }
  .quick-access-inner { grid-template-columns: repeat(2, 1fr); }
  .quick-access a { min-height: 96px; padding: 18px 16px; }
  .service-difference { grid-template-columns: 1fr; }
  .difference-card { min-height: 250px; }
  .difference-card small { margin-top: 35px; }
  .dark-section-head { margin-bottom: 48px; }
  .technology-tablist { display: grid; grid-template-columns: repeat(2, 1fr); width: 100%; }
  .technology-tablist button { padding-inline: 8px; }
  .solution-tabs { grid-template-columns: 1fr; }
  .solution-tabs button { justify-content: flex-start; padding-left: 20px; }
  .solution-showcase { border-radius: 22px; }
  .solution-showcase-media { min-height: 300px; }
  .solution-showcase-copy { padding: 38px 24px 45px; }
  .solution-showcase-number { top: 18px; right: 20px; font-size: 4rem; }
  .solution-actions { align-items: flex-start; flex-direction: column; gap: 0; }
  .solution-mini-grid { grid-template-columns: 1fr; }
  .solution-mini-grid article { min-height: 125px; }
  .insight-grid { grid-template-columns: 1fr; }
  .insight-feature { grid-column: auto; }
  .insight-grid article { min-height: 330px; }
  .evidence-grid { grid-template-columns: 1fr; }
  .evidence-grid article { min-height: 190px; }
  .collaboration-strip div { display: grid; gap: 10px; }
  .floating-tools { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-pagination button.is-active i::after { animation: none; transform: translateX(0); }
  .hero-slide { transition: none; }
}

/* Progressive enhancement: content remains visible if JavaScript is unavailable. */
.reveal {
  opacity: 1;
  transform: none;
}

.js-ready .reveal:not(.is-visible) {
  opacity: 0;
  transform: translateY(32px);
}

.js-ready .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}