*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

body {
  margin: 0;
  min-width: 20rem;
  overflow-x: hidden;
  color: var(--color-ink);
  background: var(--color-paper);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
}

button,
input,
textarea {
  font: inherit;
}

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

.shell {
  width: min(calc(100% - 3rem), 70rem);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  color: #fff;
  background: var(--color-ink);
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-150%);
  transition: transform var(--dur-fast) var(--ease-out);
}

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

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

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  height: 4.75rem;
  border-bottom: 1px solid rgb(229 231 235 / 0.72);
  background: rgb(255 255 255 / 0.88);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--color-ink);
  font-size: 1.12rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1;
  text-decoration: none;
}

.brand::before {
  width: 1.35rem;
  height: 1.45rem;
  content: "";
  background:
    linear-gradient(90deg, var(--color-accent) 0 42%, transparent 42% 58%, var(--color-accent) 58% 100%);
  clip-path: polygon(0 8%, 42% 0, 42% 92%, 0 100%, 0 8%, 58% 8%, 100% 0, 100% 92%, 58% 100%);
}

.nav-actions,
.footer-links {
  display: flex;
  align-items: center;
}

.nav-actions {
  gap: 2rem;
}

.nav-link {
  color: var(--color-muted);
  font-size: 0.87rem;
  font-weight: 650;
  text-decoration: none;
  transition: color var(--dur-fast) ease;
}

.nav-link:hover {
  color: var(--color-ink);
}

.nav-link--docs {
  color: var(--color-ink-soft);
}

.language-link {
  display: inline-grid;
  min-width: 2.6rem;
  height: 2rem;
  place-items: center;
  border: 1px solid var(--color-rule);
  background: var(--color-paper-soft);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: border-color var(--dur-fast) ease, background var(--dur-fast) ease;
}

.language-link:hover {
  border-color: var(--color-rule-strong);
  background: var(--color-paper-cool);
}

.hero {
  position: relative;
  display: grid;
  min-height: 43rem;
  overflow: hidden;
  padding: 7.75rem 0 6.75rem;
  place-items: start center;
}

.hero::before {
  position: absolute;
  z-index: 0;
  inset: 0;
  content: "";
  pointer-events: none;
  opacity: 0.52;
  background-image: radial-gradient(circle, rgb(26 180 153 / 0.18) 1px, transparent 1.35px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(ellipse 66% 54% at 50% 43%, #000 0%, transparent 76%);
  mask-image: radial-gradient(ellipse 66% 54% at 50% 43%, #000 0%, transparent 76%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
}

.hero-copy {
  width: min(100%, 63rem);
  text-align: center;
}

.trust-title {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1.2;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 61rem;
  margin: 0 auto 1.6rem;
  font-size: var(--text-display);
  font-weight: 800;
  letter-spacing: -0.055em;
  line-height: 0.99;
  text-wrap: balance;
}

.hero-lede {
  max-width: 46rem;
  margin: 0 auto;
  color: var(--color-ink-soft);
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.45;
  text-wrap: balance;
}

.hero-support {
  max-width: 43rem;
  margin: 1.1rem auto 0;
  color: var(--color-muted);
  font-size: 0.97rem;
  line-height: 1.75;
  text-wrap: balance;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2.3rem;
}

.button {
  display: inline-flex;
  min-height: 3.35rem;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  padding: 0.85rem 1.45rem;
  border: 1px solid transparent;
  border-radius: 0;
  font-size: 0.88rem;
  font-weight: 750;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast) ease, border-color var(--dur-fast) ease;
}

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

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

.button--primary:hover {
  background: var(--color-ink-hover);
}

.button--text {
  border-color: var(--color-rule);
  color: var(--color-ink-soft);
  background: rgb(255 255 255 / 0.84);
}

.button--text:hover {
  border-color: var(--color-rule-strong);
  color: var(--color-ink);
}

.trust {
  padding: 3.25rem 0 5.75rem;
  text-align: center;
}

.trust-title {
  font-size: 0.68rem;
}

.trust-logos {
  display: grid;
  align-items: center;
  gap: 2.3rem;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.trust-logos li {
  display: grid;
  min-height: 2.75rem;
  place-items: center;
}

.trust-logos img {
  width: auto;
  max-width: 7.8rem;
  max-height: 2.25rem;
  opacity: 0.22;
  filter: grayscale(1);
  transition: opacity var(--dur-base) ease, filter var(--dur-base) ease;
}

.trust-logos img:hover {
  opacity: 0.62;
  filter: grayscale(0);
}

.trust-logos li:nth-child(5) img {
  transform: scale(1.28);
}

.latvenergo-section {
  position: relative;
  padding-block: 7rem;
  background: var(--color-paper-warm);
  box-shadow: 0 0 0 100vmax var(--color-paper-warm);
  clip-path: inset(0 -100vmax);
}

.latvenergo-section::before,
.latvenergo-section::after {
  position: absolute;
  top: 0;
  width: 50vw;
  height: 3px;
  content: "";
}

.latvenergo-section::before {
  right: 50%;
  background: var(--color-latvenergo-blue);
}

.latvenergo-section::after {
  left: 50%;
  background: var(--color-latvenergo-green);
}

.latvenergo-panel {
  display: grid;
  align-items: center;
  gap: 6rem;
  grid-template-columns: minmax(15rem, 0.82fr) minmax(0, 1.6fr);
}

.latvenergo-mark {
  display: grid;
  min-height: 13rem;
  place-items: center;
  border: 1px solid var(--color-rule);
  background: var(--color-paper);
}

.latvenergo-logo {
  width: min(75%, 13rem);
  transform: translateX(15%);
}

.latvenergo-copy h2,
.section-heading h2,
.docs-copy h2,
.contact-copy h2 {
  margin: 0;
  font-size: var(--text-h2);
  font-weight: 780;
  letter-spacing: -0.045em;
  line-height: 1.08;
  text-wrap: balance;
}

.latvenergo-copy h2 {
  color: var(--color-latvenergo-blue);
}

.latvenergo-copy p,
.section-heading p,
.docs-copy p,
.contact-copy > p {
  color: var(--color-ink-soft);
  font-size: 1.05rem;
  line-height: 1.75;
}

.latvenergo-copy p {
  max-width: 41rem;
  margin: 1.5rem 0 0;
}

.lifecycle {
  padding-block: 8rem;
}

.section-heading {
  display: grid;
  align-items: end;
  gap: 5rem;
  grid-template-columns: minmax(0, 1fr) minmax(20rem, 0.72fr);
  margin-bottom: 4.25rem;
}

.section-heading p {
  margin: 0;
}

.lifecycle-list {
  display: grid;
  gap: 2px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 0;
  padding: 2px;
  background: var(--color-rule);
  list-style: none;
}

.lifecycle-stage {
  position: relative;
  min-height: 19rem;
  padding: 2rem 1.55rem;
  background: #fff;
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) ease;
}

.lifecycle-stage:hover {
  z-index: 2;
  box-shadow: 0 18px 50px rgb(10 10 10 / 0.08);
  transform: translateY(-5px);
}

.lifecycle-stage:nth-child(3) {
  color: #fff;
  background: var(--color-ink);
}

.lifecycle-index {
  display: block;
  margin-bottom: 5rem;
  color: var(--color-rule-strong);
  font-size: clamp(2rem, 3vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
}

.lifecycle-stage:nth-child(3) .lifecycle-index {
  color: var(--color-accent);
}

.lifecycle-stage h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.lifecycle-stage p {
  margin: 0.8rem 0 0;
  color: var(--color-muted);
  font-size: 0.84rem;
  line-height: 1.65;
}

.lifecycle-stage:nth-child(3) p {
  color: #c8ced7;
}

.capabilities {
  position: relative;
  padding-block: 8rem;
  background: var(--color-paper-soft);
  box-shadow: 0 0 0 100vmax var(--color-paper-soft);
  clip-path: inset(0 -100vmax);
}

.section-heading--compact {
  margin-bottom: 4.5rem;
}

.capability-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.capability-panel {
  position: relative;
  display: grid;
  min-height: 18.5rem;
  align-content: space-between;
  gap: 2.5rem;
  padding: 2.25rem;
  border: 1px solid var(--color-rule);
  background: #fff;
  box-shadow: 6px 6px 0 var(--color-accent);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}

.capability-panel:hover {
  box-shadow: 9px 9px 0 var(--color-accent);
  transform: translate(-3px, -3px);
}

.capability-panel h3 {
  max-width: 28rem;
  margin: 0;
  font-size: 1.35rem;
  font-weight: 780;
  letter-spacing: -0.03em;
  line-height: 1.25;
}

.capability-panel p {
  max-width: 30rem;
  margin: 0.85rem 0 0;
  color: var(--color-ink-soft);
  font-size: 0.91rem;
  line-height: 1.7;
}

.capability-visual {
  position: relative;
  width: 8.5rem;
  height: 4rem;
  color: var(--color-accent);
}

.mini-flow,
.supplier-lanes,
.activity-ledger,
.role-nodes {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mini-flow::before,
.role-nodes::before {
  position: absolute;
  right: 0.45rem;
  left: 0.45rem;
  height: 1px;
  content: "";
  background: var(--color-flow-soft);
}

.mini-flow span,
.role-nodes span {
  z-index: 1;
  width: 0.72rem;
  height: 0.72rem;
  border: 2px solid currentColor;
  border-radius: 50%;
  background: #fff;
}

.mini-flow span:nth-child(3) {
  width: 1.15rem;
  height: 1.15rem;
  background: var(--color-accent);
}

.doc-stack span {
  position: absolute;
  width: 4.8rem;
  height: 3.1rem;
  border: 1px solid var(--color-rule-strong);
  background: #fff;
}

.doc-stack span:nth-child(1) { top: 0; left: 0; }
.doc-stack span:nth-child(2) { top: 0.45rem; left: 1.05rem; }
.doc-stack span:nth-child(3) { top: 0.9rem; left: 2.1rem; border-color: var(--color-accent); }

.supplier-lanes {
  align-items: flex-start;
}

.supplier-lanes span {
  width: 1.35rem;
  border-top: 2px solid currentColor;
}

.supplier-lanes span:nth-child(2),
.supplier-lanes span:nth-child(4) {
  margin-top: 1.6rem;
}

.evaluation-matrix {
  display: grid;
  gap: 0.35rem;
  grid-template-columns: repeat(4, 1fr);
}

.evaluation-matrix span {
  border: 1px solid var(--color-rule);
  background: var(--color-paper-soft);
}

.evaluation-matrix span:nth-child(6),
.evaluation-matrix span:nth-child(11) {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.activity-ledger {
  flex-direction: column;
  align-items: stretch;
  justify-content: space-around;
}

.activity-ledger span {
  position: relative;
  height: 1px;
  margin-left: 1.4rem;
  background: var(--color-rule-strong);
}

.activity-ledger span::before {
  position: absolute;
  top: -0.28rem;
  left: -1.4rem;
  width: 0.58rem;
  height: 0.58rem;
  border-radius: 50%;
  content: "";
  background: var(--color-accent);
}

.role-nodes span:nth-child(1),
.role-nodes span:nth-child(4) {
  width: 1.35rem;
  height: 1.35rem;
}

.docs-section {
  position: relative;
  display: grid;
  align-items: center;
  gap: 7rem;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.8fr);
  padding-block: 7.5rem;
  color: #fff;
  background: var(--color-ink);
  box-shadow: 0 0 0 100vmax var(--color-ink);
  clip-path: inset(0 -100vmax);
}

.docs-copy p {
  max-width: 34rem;
  margin: 1.4rem 0 2rem;
  color: #aeb6c2;
}

.docs-section .button--primary {
  color: var(--color-ink);
  background: #fff;
}

.docs-section .button--primary:hover {
  color: var(--color-ink);
  background: var(--color-paper-cool);
}

.docs-map {
  display: grid;
  border-top: 1px solid #31343a;
}

.docs-map span {
  padding: 1.1rem 0;
  border-bottom: 1px solid #31343a;
  color: #d7dbe2;
  font-size: 0.9rem;
}

.docs-map span::before {
  display: inline-block;
  width: 0.46rem;
  height: 0.46rem;
  margin-right: 0.9rem;
  border-radius: 50%;
  content: "";
  background: var(--color-accent);
}

.contact-section {
  padding-block: 8rem;
  background: var(--color-paper-soft);
}

.contact-layout {
  display: grid;
  align-items: start;
  gap: 6.5rem;
  grid-template-columns: minmax(0, 0.78fr) minmax(32rem, 1.25fr);
}

.contact-copy {
  position: sticky;
  top: 8rem;
}

.contact-copy > p {
  margin: 1.5rem 0 0;
}

.contact-copy .contact-note {
  padding-top: 1.4rem;
  border-top: 1px solid var(--color-rule);
  color: var(--color-muted);
  font-size: 0.82rem;
  line-height: 1.6;
}

.contact-form {
  padding: 2.5rem;
  border: 1px solid var(--color-rule);
  background: #fff;
}

.form-grid {
  display: grid;
  gap: 1.35rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field {
  min-width: 0;
}

.field--wide,
.form-actions,
.form-status {
  grid-column: 1 / -1;
}

.field label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--color-ink-soft);
  font-size: 0.78rem;
  font-weight: 750;
}

.required {
  color: var(--color-accent-hover);
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid var(--color-rule-strong);
  border-radius: 0;
  color: var(--color-ink);
  background: #fff;
  transition: border-color var(--dur-fast) ease, box-shadow var(--dur-fast) ease;
}

.field input {
  height: var(--control-height);
  padding: 0 0.9rem;
}

.field textarea {
  min-height: 9.5rem;
  padding: 0.85rem 0.9rem;
  resize: vertical;
}

.field input:hover,
.field textarea:hover {
  border-color: #9ca3af;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--color-accent-hover);
  outline: none;
  box-shadow: 0 0 0 3px rgb(26 180 153 / 0.16);
}

.honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 0.4rem;
}

.form-privacy {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.76rem;
}

.submit-button {
  min-width: 8rem;
}

.submit-button:disabled {
  cursor: wait;
  opacity: 0.65;
  transform: none;
}

.submit-button[data-state="success"] {
  background: var(--color-success);
  cursor: default;
  opacity: 1;
}

.form-status {
  min-height: 1.5rem;
  margin: 0;
  font-size: 0.84rem;
}

.form-status[data-state="error"] {
  color: var(--color-error);
}

.form-status[data-state="success"] {
  color: var(--color-success);
}

.site-footer {
  padding: 2.4rem 0;
  border-top: 1px solid var(--color-rule);
  background: #fff;
}

.footer-inner {
  display: grid;
  align-items: center;
  gap: 2rem;
  grid-template-columns: 1fr auto 1fr;
  color: var(--color-muted);
  font-size: 0.76rem;
}

.footer-credit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  white-space: nowrap;
}

.mitigate-link {
  display: inline-flex;
  align-items: center;
  opacity: 0.68;
  transition: opacity var(--dur-fast) ease;
}

.mitigate-link:hover {
  opacity: 1;
}

.mitigate-link img {
  width: auto;
  height: 1rem;
}

.footer-links {
  justify-content: flex-end;
  gap: 1.4rem;
}

.footer-links a {
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--color-ink);
}

@media (max-width: 64rem) {
  .hero {
    min-height: 39rem;
  }

  .trust-logos {
    gap: 2rem 1.5rem;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .trust-logos li:last-child {
    grid-column: 2;
  }

  .latvenergo-panel,
  .docs-section,
  .contact-layout {
    gap: 4rem;
  }

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

  .lifecycle-stage:last-child {
    grid-column: 1 / -1;
    min-height: 14rem;
  }

  .lifecycle-index {
    margin-bottom: 3.5rem;
  }

  .contact-layout {
    grid-template-columns: minmax(0, 0.72fr) minmax(29rem, 1.25fr);
  }
}

@media (max-width: 48rem) {
  .shell {
    width: min(calc(100% - 2rem), 70rem);
  }

  .site-header {
    height: 4.25rem;
  }

  .nav-actions {
    gap: 1rem;
  }

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

  .hero {
    min-height: auto;
    padding: 6.5rem 0 5.5rem;
  }

  .hero h1 {
    letter-spacing: -0.048em;
  }

  .trust {
    padding: 2.5rem 0 4.5rem;
  }

  .trust-logos {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .trust-logos li:last-child {
    grid-column: 2;
  }

  .latvenergo-section,
  .lifecycle,
  .capabilities,
  .docs-section,
  .contact-section {
    padding-block: 5.5rem;
  }

  .latvenergo-panel,
  .section-heading,
  .docs-section,
  .contact-layout {
    gap: 2.75rem;
    grid-template-columns: 1fr;
  }

  .latvenergo-mark {
    min-height: 10rem;
  }

  .section-heading,
  .section-heading--compact {
    margin-bottom: 3rem;
  }

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

  .capability-panel {
    min-height: 17rem;
  }

  .contact-copy {
    position: static;
  }

  .contact-form {
    padding: 1.5rem;
  }

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

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

@media (max-width: 36rem) {
  .nav-link {
    display: none;
  }

  .hero {
    padding-top: 5.5rem;
  }

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

  .button {
    width: 100%;
  }

  .trust-logos {
    gap: 1.5rem 1rem;
  }

  .trust-logos img {
    max-width: 5.8rem;
  }

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

  .lifecycle-stage,
  .lifecycle-stage:last-child {
    min-height: 14rem;
    grid-column: auto;
  }

  .lifecycle-index {
    margin-bottom: 2.75rem;
  }

  .capability-panel {
    padding: 1.6rem;
  }

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

  .field--wide,
  .form-actions,
  .form-status {
    grid-column: auto;
  }

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

  .footer-inner {
    align-items: start;
    grid-template-columns: 1fr;
  }

  .footer-links {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.7rem;
    justify-content: flex-start;
  }

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

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

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