:root {
  --ink: #07131d;
  --ink-soft: #0b2231;
  --blue: #0874c9;
  --blue-bright: #178df0;
  --green: #87ca27;
  --white: #f7fafc;
  --paper: #f3f6f8;
  --dark-text: #153044;
  --muted: #a9b8c3;
  --line: rgba(181, 202, 217, 0.22);
  --line-dark: #cad6dd;
  --max: 1320px;
}

.decor-saul-elementor-root,
.decor-saul-elementor-root > .e-con-inner,
.decor-saul-elementor-root .elementor-widget-html,
.decor-saul-elementor-root .elementor-widget-container {
  width: 100% !important;
  max-width: none !important;
  margin: 0 !important;
  padding: 0 !important;
}

.decor-saul-elementor-root {
  gap: 0 !important;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--white);
  background: var(--ink);
  font-family: Inter, Avenir, "Segoe UI", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 18% 14%, rgba(23, 141, 240, 0.13), transparent 28%),
    repeating-linear-gradient(90deg, transparent 0 79px, rgba(255, 255, 255, 0.018) 80px),
    repeating-linear-gradient(0deg, transparent 0 79px, rgba(255, 255, 255, 0.018) 80px),
    var(--ink);
}

img {
  max-width: 100%;
}

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

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

section {
  scroll-margin-top: 80px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: -5rem;
  left: 1rem;
  padding: 0.8rem 1rem;
  color: var(--ink);
  background: var(--white);
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: relative;
  z-index: 10;
  width: min(calc(100% - 3rem), var(--max));
  min-height: 80px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto minmax(190px, 1fr);
  gap: 2rem;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  width: clamp(220px, 21vw, 288px);
  align-items: center;
}

.brand img {
  display: block;
  width: 100%;
  height: auto;
}

.site-nav {
  display: flex;
  gap: clamp(1rem, 2.1vw, 2rem);
  color: #dbe5eb;
  font-size: 0.86rem;
}

.site-nav a {
  position: relative;
  padding: 0.7rem 0;
  white-space: nowrap;
}

.site-nav a::after {
  content: "";
  position: absolute;
  right: 100%;
  bottom: 0.3rem;
  left: 0;
  height: 1px;
  background: var(--blue-bright);
  transition: right 180ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  right: 0;
}

.construction-status {
  justify-self: end;
  display: inline-flex;
  gap: 0.65rem;
  align-items: center;
  color: #c6d2da;
  font-size: 0.7rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  white-space: nowrap;
}

.header-tools {
  justify-self: end;
  display: flex;
  gap: 0.9rem;
  align-items: center;
}

.status-label-short {
  display: none;
}

.language-switcher {
  min-height: 34px;
  padding: 2px;
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(181, 202, 217, 0.25);
  background: rgba(255, 255, 255, 0.025);
}

.language-switcher > span {
  width: 1px;
  height: 17px;
  background: rgba(181, 202, 217, 0.25);
}

.language-switcher button {
  min-width: 34px;
  min-height: 28px;
  padding: 0 0.45rem;
  border: 0;
  color: #8fa6b5;
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.language-switcher button[aria-pressed="true"] {
  color: #fff;
  background: var(--blue);
}

.language-switcher button:focus-visible {
  outline: 2px solid var(--blue-bright);
  outline-offset: 2px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 5px rgba(135, 202, 39, 0.12);
}

.hero {
  width: min(calc(100% - 3rem), var(--max));
  margin: 0 auto;
  padding: clamp(3.2rem, 5.5vw, 5.2rem) 0 clamp(3.8rem, 6vw, 5.8rem);
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(2.4rem, 4.5vw, 5rem);
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
  min-width: 0;
}

.eyebrow {
  margin-bottom: 1.1rem;
  color: #a9c4d6;
  font-size: 0.75rem;
  font-weight: 750;
  letter-spacing: 0.15em;
  line-height: 1.45;
  text-transform: uppercase;
}

.eyebrow span {
  display: inline-block;
  width: 28px;
  height: 1px;
  margin: 0 0.7rem 0.25rem 0;
  background: var(--blue-bright);
}

.eyebrow.dark {
  color: #557184;
}

.eyebrow.light {
  color: #9bb9cc;
}

h1,
h2 {
  text-wrap: balance;
}

h1 {
  max-width: 640px;
  margin-bottom: 0;
  font-size: clamp(3rem, 4.9vw, 5rem);
  font-weight: 680;
  letter-spacing: -0.052em;
  line-height: 0.99;
}

h1 em {
  display: block;
  margin-top: 0.12em;
  color: var(--blue-bright);
  font-style: normal;
  font-weight: inherit;
}

.hero-intro {
  max-width: 570px;
  margin: 1.45rem 0 0;
  color: #c5d0d8;
  font-size: clamp(1rem, 1.25vw, 1.12rem);
  line-height: 1.62;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.7rem;
}

.button {
  min-height: 46px;
  padding: 0 1.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  font-size: 0.88rem;
  font-weight: 750;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

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

.button-primary {
  color: #fff;
  background: var(--blue);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #0b84df;
}

.button-download {
  color: #eaf5ff;
  border-color: rgba(23, 141, 240, 0.72);
  background: rgba(8, 116, 201, 0.12);
}

.button-download:hover,
.button-download:focus-visible {
  border-color: var(--blue-bright);
  background: rgba(8, 116, 201, 0.24);
}

.button-secondary {
  color: #e5edf2;
  border-color: rgba(255, 255, 255, 0.25);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: rgba(255, 255, 255, 0.58);
}

.preview-note {
  max-width: 570px;
  margin: 1.9rem 0 0;
  display: flex;
  gap: 0.8rem;
  align-items: center;
  color: #8498a5;
  font-size: 0.76rem;
  line-height: 1.45;
}

.preview-note span {
  flex: 0 0 auto;
  color: var(--green);
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 1.1rem;
}

.hero-visual {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  margin: 0;
  overflow: hidden;
  background: #081722;
  clip-path: polygon(15% 0, 100% 0, 100% 84%, 82% 100%, 0 55%);
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(7, 19, 29, 0.32), transparent 27%);
  box-shadow: inset 0 0 0 2px rgba(23, 141, 240, 0.78);
}

.hero-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 52% 43%;
}

.visual-label {
  position: absolute;
  z-index: 2;
  right: 1.2rem;
  bottom: 1.2rem;
  width: min(310px, 61%);
  padding: 0.85rem 1rem;
  border-left: 3px solid var(--green);
  background: rgba(5, 18, 28, 0.86);
  backdrop-filter: blur(12px);
}

.visual-label small {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--green);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.visual-label strong {
  font-size: 0.9rem;
  line-height: 1.3;
}

.overview-section {
  position: relative;
  padding: clamp(3.8rem, 6vw, 5.8rem) max(1.5rem, calc((100% - var(--max)) / 2));
  color: var(--dark-text);
  background-color: var(--paper);
  background-image:
    linear-gradient(180deg, rgba(243, 246, 248, 0.48), rgba(243, 246, 248, 0.84) 48%, rgba(243, 246, 248, 0.54)),
    url("../images/light-blueprint.webp"),
    url("../images/light-blueprint.webp");
  background-position: center, center top, center bottom;
  background-repeat: no-repeat;
  background-size: cover, 100% auto, 100% auto;
}

.overview-section::before,
.project-section::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 28%;
  height: 7px;
  background: linear-gradient(90deg, var(--blue), #d9e0e4);
  clip-path: polygon(7% 0, 100% 0, 100% 100%, 0 100%);
}

.problem-row {
  display: grid;
  grid-template-columns: minmax(250px, 0.45fr) minmax(0, 1.55fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.problem-stat {
  min-height: 160px;
  padding-right: clamp(1.8rem, 3.5vw, 3.5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid var(--line-dark);
}

.problem-stat strong {
  color: var(--blue);
  font-size: clamp(4.4rem, 7vw, 6.8rem);
  letter-spacing: -0.075em;
  line-height: 0.78;
}

.problem-stat sup,
.impact-value sup {
  font-size: 0.44em;
  vertical-align: 0.8em;
}

.problem-stat span {
  max-width: 290px;
  margin-top: 1.1rem;
  color: #173b56;
  font-size: 1.08rem;
  font-weight: 750;
  line-height: 1.35;
}

.problem-copy h2,
.system-copy h2,
.impact-heading h2,
.project-copy h2,
.contact-card h2 {
  margin-bottom: 1rem;
  font-size: clamp(2.1rem, 3.7vw, 4rem);
  font-weight: 680;
  letter-spacing: -0.043em;
  line-height: 1.02;
}

.problem-copy > p:not(.eyebrow) {
  max-width: 810px;
  margin: 0;
  color: #476071;
  font-size: 1rem;
  line-height: 1.66;
}

.problem-copy small {
  display: block;
  margin-top: 0.85rem;
  color: #788d9a;
  font-size: 0.75rem;
  line-height: 1.45;
}

.system-row {
  margin-top: clamp(3rem, 5vw, 4.7rem);
  padding-top: clamp(3rem, 5vw, 4.7rem);
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: clamp(2.8rem, 5.5vw, 5.5rem);
  align-items: center;
  border-top: 1px solid var(--line-dark);
}

.system-visual {
  position: relative;
  margin: 0;
  padding: clamp(0.8rem, 1.6vw, 1.25rem);
  overflow: hidden;
  color: #587082;
  border: 1px solid #bccbd4;
  background: #fff;
  box-shadow: 0 20px 55px rgba(24, 51, 68, 0.12);
}

.system-visual::before {
  content: "";
  position: absolute;
  inset: 8px;
  pointer-events: none;
  border: 1px solid rgba(8, 116, 201, 0.18);
}

.system-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1500 / 951;
  object-fit: contain;
}

.system-media {
  position: relative;
}

.video-launch {
  position: absolute;
  right: clamp(0.8rem, 2vw, 1.4rem);
  bottom: clamp(0.8rem, 2vw, 1.4rem);
  min-width: min(250px, calc(100% - 1.6rem));
  padding: 0.8rem 1rem;
  border: 1px solid rgba(23, 141, 240, 0.78);
  color: #fff;
  background: rgba(7, 19, 29, 0.91);
  box-shadow: 0 14px 35px rgba(7, 19, 29, 0.25);
  cursor: pointer;
  text-align: left;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.video-launch:hover,
.video-launch:focus-visible {
  transform: translateY(-2px);
  border-color: var(--blue-bright);
  background: rgba(8, 32, 49, 0.96);
}

.video-launch:focus-visible {
  outline: 2px solid var(--blue-bright);
  outline-offset: 3px;
}

.video-launch strong,
.video-launch span {
  display: block;
}

.video-launch strong {
  font-size: 0.9rem;
  letter-spacing: 0.01em;
}

.video-launch span {
  margin-top: 0.2rem;
  color: #a9c4d6;
  font-size: 0.68rem;
  letter-spacing: 0.04em;
}

.system-visual video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1704 / 1080;
  object-fit: contain;
  background: #fff;
}

.system-visual video:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

.video-dialog {
  width: min(92vw, 1080px);
  max-width: none;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(23, 141, 240, 0.6);
  color: #fff;
  background: var(--ink);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.5);
}

.video-dialog::backdrop {
  background: rgba(2, 9, 14, 0.82);
  backdrop-filter: blur(5px);
}

.video-dialog-panel {
  padding: clamp(0.8rem, 1.5vw, 1.2rem);
}

.video-dialog-header {
  padding: 0 0 0.85rem;
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.video-dialog-header h2 {
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.5rem);
  letter-spacing: -0.02em;
}

.video-close {
  min-height: 38px;
  padding: 0 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: #e5edf2;
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 750;
}

.video-close:hover,
.video-close:focus-visible {
  border-color: rgba(255, 255, 255, 0.6);
}

.video-dialog video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1704 / 1080;
  background: #fff;
}

.system-visual figcaption {
  position: relative;
  margin: 0.6rem 0 0;
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  line-height: 1.4;
}

.system-copy h2 {
  color: #102f47;
}

.system-intro {
  margin: 0;
  color: #4e6676;
  font-size: 0.97rem;
  line-height: 1.63;
}

.feature-grid {
  margin-top: 1.65rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-dark);
  border-left: 1px solid var(--line-dark);
}

.feature-grid article {
  min-height: 128px;
  padding: 1rem 1.1rem;
  border-right: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  background: rgba(255, 255, 255, 0.48);
}

.feature-grid article > span {
  display: block;
  margin-bottom: 0.55rem;
  color: var(--blue);
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 0.76rem;
  font-weight: 800;
}

.feature-grid h3 {
  margin: 0 0 0.35rem;
  color: #123852;
  font-size: 0.98rem;
}

.feature-grid p {
  margin: 0;
  color: #607683;
  font-size: 0.875rem;
  line-height: 1.45;
}

.cycle-strip {
  margin-top: clamp(2.8rem, 4.5vw, 4.2rem);
  padding: 1.15rem 1.35rem;
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) minmax(0, 1.3fr);
  gap: 2rem;
  align-items: center;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(23, 141, 240, 0.09), transparent 50%),
    #0a1c29;
}

.cycle-strip > p {
  margin: 0;
  color: #d8e5ec;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
}

.cycle-strip ol {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
}

.cycle-strip li {
  min-height: 74px;
  padding: 0.45rem 1rem;
  display: grid;
  grid-template-columns: 30px 1fr;
  align-content: center;
  border-left: 1px solid var(--line);
}

.cycle-strip li > span {
  grid-row: 1 / span 2;
  color: var(--green);
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 0.77rem;
  font-weight: 800;
}

.cycle-strip strong,
.cycle-strip small {
  display: block;
}

.cycle-strip strong {
  color: #f4f8fa;
  font-size: 0.9rem;
}

.cycle-strip small {
  margin-top: 0.2rem;
  color: #91a7b5;
  font-size: 0.75rem;
  line-height: 1.35;
}

.impact-section {
  position: relative;
  padding: clamp(4rem, 6.5vw, 6.2rem) max(1.5rem, calc((100% - var(--max)) / 2));
  background:
    radial-gradient(circle at 92% 15%, rgba(23, 141, 240, 0.15), transparent 25%),
    #07131d;
}

.impact-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 32%;
  height: 7px;
  background: linear-gradient(90deg, #d8e0e5, var(--blue));
  clip-path: polygon(0 0, 93% 0, 100% 100%, 0 100%);
}

.impact-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: end;
}

.impact-heading h2 {
  margin-bottom: 0;
}

.impact-heading > p {
  margin: 0;
  color: #b6c5ce;
  font-size: 0.98rem;
  line-height: 1.65;
}

.impact-grid {
  margin-top: clamp(2.8rem, 4.5vw, 4.2rem);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line);
}

.impact-grid article {
  min-height: 200px;
  padding: clamp(1.3rem, 2.2vw, 2rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.impact-grid article:last-child {
  border-right: 0;
}

.impact-value {
  display: block;
  color: var(--blue-bright);
  font-size: clamp(3rem, 4.8vw, 4.8rem);
  font-weight: 750;
  letter-spacing: -0.065em;
  line-height: 0.9;
}

.impact-value.compact {
  color: #f2c76f;
  font-size: clamp(2.4rem, 3.6vw, 3.8rem);
}

.impact-grid p {
  margin: 1.5rem 0 0;
  color: #ced9df;
  font-size: 0.88rem;
  line-height: 1.5;
}

.economic-case {
  margin-top: 1rem;
  padding: 0.9rem 1.15rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1rem;
  align-items: center;
  color: #c9d6dd;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
  font-size: 0.875rem;
}

.economic-case strong {
  color: #fff;
}

.economic-case i {
  width: 34px;
  height: 1px;
  background: var(--blue-bright);
}

.projection-note {
  max-width: 930px;
  margin: 0.75rem 0 0 auto;
  color: #7f95a3;
  font-size: 0.75rem;
  line-height: 1.5;
  text-align: right;
}

.project-section {
  position: relative;
  padding: clamp(4rem, 6.5vw, 6.2rem) max(1.5rem, calc((100% - var(--max)) / 2));
  display: grid;
  grid-template-columns: minmax(280px, 0.88fr) minmax(320px, 1fr) minmax(280px, 0.78fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
  color: var(--dark-text);
  background-color: #f5f8fa;
  background-image:
    linear-gradient(180deg, rgba(245, 248, 250, 0.56), rgba(245, 248, 250, 0.82)),
    url("../images/light-blueprint.webp");
  background-position: center, center;
  background-repeat: no-repeat;
  background-size: cover, 100% auto;
}

.demonstrator-visual {
  margin: 0;
  padding: 0.65rem;
  border: 1px solid #bdcbd4;
  background: #fff;
  box-shadow: 0 18px 45px rgba(24, 51, 68, 0.13);
}

.demonstrator-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 770 / 600;
  object-fit: contain;
}

.project-copy h2 {
  color: #102f47;
}

.project-copy > p:not(.eyebrow) {
  margin: 0;
  color: #4e6676;
  font-size: 0.95rem;
  line-height: 1.6;
}

.validation-list {
  margin: 1.2rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem 1rem;
  list-style: none;
}

.validation-list li {
  position: relative;
  padding-left: 1.05rem;
  color: #536c7c;
  font-size: 0.875rem;
  line-height: 1.4;
}

.validation-list li::before {
  content: "";
  position: absolute;
  top: 0.42em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

.project-path {
  margin-top: 1.4rem;
  padding-top: 1rem;
  display: flex;
  gap: 0.65rem;
  align-items: center;
  border-top: 1px solid var(--line-dark);
}

.project-path span {
  color: #164c72;
  font-size: 0.75rem;
  font-weight: 750;
  line-height: 1.3;
  text-align: center;
}

.project-path b {
  min-width: 18px;
  height: 1px;
  flex: 1;
  background: var(--blue);
}

.contact-card {
  padding: clamp(1.5rem, 2.5vw, 2.2rem);
  color: #fff;
  border-top: 4px solid var(--blue);
  background:
    linear-gradient(140deg, rgba(23, 141, 240, 0.1), transparent 45%),
    #0a1c29;
  box-shadow: 0 18px 45px rgba(24, 51, 68, 0.14);
}

.contact-card h2 {
  margin-bottom: 1.6rem;
  font-size: clamp(1.7rem, 2.6vw, 2.6rem);
}

.contact-card > strong,
.contact-card > span,
.contact-card > a {
  display: block;
}

.contact-card > strong {
  margin-bottom: 0.3rem;
  color: #fff;
  font-size: 1rem;
}

.contact-card > span {
  margin-bottom: 1.4rem;
  color: #9fb2be;
  font-size: 0.75rem;
  line-height: 1.45;
}

.contact-card > a {
  padding: 0.72rem 0;
  color: #d7e4eb;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.contact-card > a:hover,
.contact-card > a:focus-visible {
  color: var(--green);
}

footer {
  width: min(calc(100% - 3rem), var(--max));
  margin: 0 auto;
  padding: 1.45rem 0;
  display: flex;
  gap: 2rem;
  justify-content: space-between;
  color: #748b99;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  line-height: 1.45;
  text-transform: uppercase;
}

footer > div {
  display: flex;
  flex-direction: column;
}

footer > div:last-child {
  text-align: right;
}

.js .reveal {
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 520ms ease, transform 520ms ease;
}

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }

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

@media (max-width: 1100px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .site-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    padding-bottom: 0.65rem;
    justify-content: center;
  }

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

  .hero-copy {
    max-width: 820px;
  }

  .hero-visual {
    max-width: 920px;
  }

  .project-section {
    grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  }

  .contact-card {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 2rem;
  }

  .contact-card .eyebrow,
  .contact-card h2 {
    grid-column: 1 / -1;
  }

  .contact-card > span {
    margin-bottom: 0.8rem;
  }
}

@media (max-width: 820px) {
  .problem-row,
  .system-row,
  .impact-heading,
  .project-section {
    grid-template-columns: 1fr;
  }

  .problem-stat {
    min-height: auto;
    padding: 0 0 1.5rem;
    border-right: 0;
    border-bottom: 1px solid var(--line-dark);
  }

  .problem-stat span {
    max-width: 520px;
  }

  .cycle-strip {
    grid-template-columns: 1fr;
  }

  .impact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .impact-grid article:nth-child(2) {
    border-right: 0;
  }

  .impact-grid article:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .project-section {
    align-items: start;
  }

  .demonstrator-visual {
    max-width: 620px;
  }
}

@media (max-width: 620px) {
  .site-header {
    width: min(calc(100% - 2rem), var(--max));
    gap: 0.4rem 1rem;
    padding-top: 0.7rem;
  }

  .brand {
    width: min(215px, 61vw);
  }

  .construction-status {
    font-size: 0.61rem;
  }

  .status-label-full {
    display: none;
  }

  .status-label-short {
    display: inline;
  }

  .header-tools {
    gap: 0.55rem;
  }

  .site-nav {
    gap: 1rem;
    justify-content: flex-start;
    overflow-x: auto;
    font-size: 0.78rem;
    scrollbar-width: none;
  }

  .site-nav::-webkit-scrollbar {
    display: none;
  }

  .hero {
    width: min(calc(100% - 2rem), var(--max));
    padding: 3rem 0 3.7rem;
  }

  h1 {
    font-size: clamp(2.75rem, 13vw, 4rem);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-visual {
    aspect-ratio: 4 / 3;
    clip-path: polygon(10% 0, 100% 0, 100% 89%, 78% 100%, 0 61%);
  }

  .hero-visual img {
    object-position: 52% 45%;
  }

  .visual-label {
    right: 0.8rem;
    bottom: 0.9rem;
    width: 72%;
  }

  .video-launch {
    position: relative;
    right: auto;
    bottom: auto;
    width: 100%;
    min-width: 0;
    margin-top: 0.7rem;
  }

  .overview-section,
  .impact-section,
  .project-section {
    padding-right: 1rem;
    padding-left: 1rem;
  }

  .overview-section {
    background-position: center, 18% top, 82% bottom;
    background-size: cover, 760px auto, 760px auto;
  }

  .project-section {
    background-position: center, 76% center;
    background-size: cover, 760px auto;
  }

  .problem-copy h2,
  .system-copy h2,
  .impact-heading h2,
  .project-copy h2 {
    font-size: 2.25rem;
  }

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

  .feature-grid article {
    min-height: 0;
  }

  .cycle-strip ol {
    grid-template-columns: 1fr;
  }

  .cycle-strip li {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

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

  .impact-grid article {
    min-height: 170px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .impact-grid article:nth-child(3) {
    border-bottom: 1px solid var(--line);
  }

  .impact-grid article:last-child {
    border-bottom: 0;
  }

  .economic-case {
    align-items: flex-start;
    flex-direction: column;
  }

  .economic-case i {
    display: none;
  }

  .projection-note {
    text-align: left;
  }

  .validation-list {
    grid-template-columns: 1fr;
  }

  .contact-card {
    display: block;
  }

  footer {
    width: calc(100% - 2rem);
    flex-direction: column;
  }

  footer > div:last-child {
    text-align: left;
  }
}