@layer modules {
  .skip-link {
    position: absolute;
    inset-block-start: -100%;
    inset-inline-start: var(--space-s);
    z-index: 200;
    background: var(--lime);
    color: var(--ink);
    padding: 0.65rem 1rem;
    font-weight: 700;
    border-radius: var(--radius);
  }

  .skip-link:focus {
    inset-block-start: var(--space-s);
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6ch;
    min-block-size: 2.9rem;
    padding: 0.75rem 1.4rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    border-radius: var(--radius);
    border: 1px solid transparent;
    transition: transform var(--motion), background var(--motion),
      border-color var(--motion), color var(--motion);
  }

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

  .btn-primary {
    background: var(--lime);
    color: var(--ink);
  }

  .btn-primary:hover {
    background: #c9ff7a;
  }

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

  .btn-ghost:hover {
    border-color: var(--cyan);
    color: var(--cyan);
  }

  .btn-outline {
    background: transparent;
    color: var(--cyan);
    border-color: var(--cyan);
  }

  .btn-outline:hover {
    background: rgba(94, 228, 232, 0.1);
  }

  .btn::after {
    content: "\2192";
    font-family: var(--font-mono);
  }

  .btn[data-arrow="off"]::after {
    content: none;
  }

  .site-header {
    position: sticky;
    inset-block-start: 0;
    z-index: 100;
    background: color-mix(in srgb, var(--ink) 92%, transparent);
    backdrop-filter: blur(10px);
    border-block-end: var(--border);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-m);
    padding-block: var(--space-xs);
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7ch;
    font-weight: 800;
    letter-spacing: -0.01em;
    font-size: var(--step-1);
  }

  .brand img {
    inline-size: auto;
    block-size: 2.1rem;
  }

  .primary-nav {
    display: none;
  }

  .nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-2xs);
  }

  .nav-group {
    position: relative;
  }

  .nav-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.5ch;
    padding: 0.6rem 0.85rem;
    color: var(--muted);
    font-weight: 600;
    border-radius: var(--radius);
  }

  .nav-trigger:hover,
  .nav-trigger[aria-expanded="true"] {
    color: var(--text);
    background: var(--slate);
  }

  .nav-trigger::after {
    content: "";
    inline-size: 0.5rem;
    block-size: 0.5rem;
    border-inline-end: 1.5px solid currentColor;
    border-block-end: 1.5px solid currentColor;
    transform: rotate(45deg) translateY(-2px);
    transition: transform var(--motion);
  }

  .nav-trigger[aria-expanded="true"]::after {
    transform: rotate(-135deg) translateY(-2px);
  }

  .nav-panel {
    position: absolute;
    inset-block-start: calc(100% + 0.5rem);
    inset-inline-start: 0;
    min-inline-size: 15rem;
    background: var(--slate);
    border: var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xs);
    display: grid;
    gap: 2px;
    box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.7);
  }

  .nav-panel[hidden] {
    display: none;
  }

  .nav-panel a {
    padding: 0.6rem 0.8rem;
    border-radius: var(--radius);
    color: var(--muted);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.7ch;
  }

  .nav-panel a::before {
    content: "";
    inline-size: 0.4rem;
    block-size: 0.4rem;
    background: var(--line);
    transform: rotate(45deg);
    transition: background var(--motion);
  }

  .nav-panel a:hover,
  .nav-panel a[aria-current="page"] {
    background: var(--ink);
    color: var(--text);
  }

  .nav-panel a:hover::before,
  .nav-panel a[aria-current="page"]::before {
    background: var(--lime);
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2xs);
  }

  .burger {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    inline-size: 2.9rem;
    block-size: 2.9rem;
    border: var(--border);
    border-radius: var(--radius);
    padding: 0 0.7rem;
  }

  .burger span {
    display: block;
    block-size: 2px;
    background: var(--text);
    transition: transform var(--motion), opacity var(--motion);
  }

  .burger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .burger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }
  .burger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .mobile-scrim {
    position: fixed;
    inset: 0;
    z-index: 150;
    background: rgba(4, 8, 16, 0.6);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--motion), visibility var(--motion);
  }

  .mobile-scrim[data-state="open"] {
    opacity: 1;
    visibility: visible;
  }

  .mobile-panel {
    position: fixed;
    inset-block: 0;
    inset-inline-start: 0;
    z-index: 160;
    inline-size: min(88vw, 22rem);
    background: var(--ink-2);
    border-inline-end: var(--border);
    transform: translateX(-102%);
    visibility: hidden;
    transition: transform var(--motion), visibility 0s linear var(--motion);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .mobile-panel[data-state="open"] {
    transform: translateX(0);
    visibility: visible;
  }

  .mobile-panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-s);
    border-block-end: var(--border);
  }

  .mobile-close {
    inline-size: 2.9rem;
    block-size: 2.9rem;
    border: var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 1.3rem;
  }

  .mobile-nav {
    padding: var(--space-s);
    display: grid;
    gap: var(--space-2xs);
  }

  .m-section > .m-toggle {
    inline-size: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem var(--space-2xs);
    font-weight: 700;
    color: var(--text);
    border-block-end: 1px solid var(--line-soft);
  }

  .m-toggle::after {
    content: "+";
    font-family: var(--font-mono);
    color: var(--lime);
    font-size: 1.3rem;
  }

  .m-toggle[aria-expanded="true"]::after {
    content: "\2212";
  }

  .m-links[hidden] {
    display: none;
  }

  .m-links {
    display: grid;
    gap: 1px;
    padding-block: var(--space-2xs);
  }

  .m-links a {
    padding: 0.7rem var(--space-s);
    color: var(--muted);
    border-radius: var(--radius);
  }

  .m-links a:hover,
  .m-links a[aria-current="page"] {
    color: var(--text);
    background: var(--slate);
  }

  .mobile-nav .btn {
    margin-block-start: var(--space-s);
  }

  .panel {
    background: var(--slate);
    border: var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-l);
  }

  .panel-ink {
    background: var(--ink-2);
  }

  .panel-outline {
    background: transparent;
    border: 1px dashed var(--line);
    border-radius: var(--radius-lg);
    padding: var(--space-l);
  }

  .hero {
    padding-block: clamp(var(--space-xl), 6vw, var(--space-3xl));
    position: relative;
  }

  .hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: var(--grid-texture);
    background-size: 3.5rem 3.5rem;
    mask-image: radial-gradient(circle at 30% 20%, #000 10%, transparent 70%);
    opacity: 0.7;
    pointer-events: none;
  }

  .hero-grid {
    display: grid;
    gap: var(--space-xl);
    position: relative;
  }

  @media (min-width: 62rem) {
    .hero-grid {
      grid-template-columns: 1.05fr 0.95fr;
      align-items: center;
    }
  }

  .hero h1 {
    margin-block: var(--space-s);
  }

  .hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-s);
    margin-block-start: var(--space-l);
  }

  .viewport-frame {
    position: relative;
    border: var(--border);
    border-radius: var(--radius-lg);
    background: var(--ink-2);
    padding: var(--space-s);
    transform: translateX(0);
  }

  @media (min-width: 62rem) {
    .viewport-frame {
      transform: translateX(var(--space-l)) rotate(0.4deg);
    }
  }

  .viewport-frame::before {
    content: "PRR // CONTROL VIEWPORT";
    position: absolute;
    inset-block-start: -0.72rem;
    inset-inline-start: var(--space-m);
    background: var(--ink);
    padding-inline: 0.6rem;
    font-family: var(--font-mono);
    font-size: var(--step--1);
    letter-spacing: 0.2em;
    color: var(--cyan);
  }

  .viewport-frame img {
    inline-size: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: var(--radius);
  }

  .viewport-meta {
    display: flex;
    justify-content: space-between;
    padding-block-start: var(--space-2xs);
    font-family: var(--font-mono);
    font-size: var(--step--1);
    color: var(--muted-2);
  }

  .ledger {
    border: var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr;
  }

  @media (min-width: 40rem) {
    .ledger {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 62rem) {
    .ledger[data-items="6"] {
      grid-template-columns: repeat(3, 1fr);
    }
    .ledger[data-items="4"] {
      grid-template-columns: repeat(4, 1fr);
    }
  }

  .ledger-cell {
    padding: var(--space-m);
    border-block-start: 1px solid var(--line);
    border-inline-start: 1px solid var(--line);
    background: linear-gradient(180deg, var(--slate), var(--ink-2));
  }

  .ledger-value {
    font-size: var(--step-3);
    font-weight: 800;
    color: var(--lime);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
  }

  .ledger-key {
    display: block;
    margin-block-start: var(--space-3xs);
    color: var(--muted);
    font-size: var(--step--1);
  }

  .ledger-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    color: var(--muted-2);
    text-transform: uppercase;
  }

  .map {
    border: 1px dashed var(--line);
    border-radius: var(--radius-lg);
    padding: clamp(var(--space-m), 4vw, var(--space-xl));
    display: grid;
    gap: var(--space-m);
    background-image: var(--grid-texture);
    background-size: 2.5rem 2.5rem;
  }

  @media (min-width: 55rem) {
    .map {
      grid-template-columns: repeat(6, 1fr);
    }
  }

  .node {
    position: relative;
    border: var(--border);
    border-radius: var(--radius);
    background: var(--slate);
    padding: var(--space-s);
    display: grid;
    gap: var(--space-3xs);
    align-content: start;
  }

  .node[data-link="true"]::after {
    content: "";
    position: absolute;
    inset-inline-end: -0.5rem;
    inset-block-start: 50%;
    inline-size: 0.5rem;
    block-size: 1px;
    background: var(--cyan);
  }

  @media (max-width: 54.99rem) {
    .node[data-link="true"]::after {
      display: none;
    }
  }

  .node-index {
    font-family: var(--font-mono);
    color: var(--cyan);
    font-size: var(--step--1);
  }

  .node h3 {
    font-size: var(--step-0);
  }

  .node p {
    color: var(--muted);
    font-size: var(--step--1);
  }

  .node-core {
    background: var(--ink-contrast);
    border-color: var(--cyan);
  }

  .feature {
    border: var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-l);
    background: var(--slate);
    display: grid;
    gap: var(--space-2xs);
    align-content: start;
    transition: border-color var(--motion), transform var(--motion);
  }

  .feature:hover {
    border-color: var(--cyan);
    transform: translateY(-3px);
  }

  .feature-index {
    font-family: var(--font-mono);
    color: var(--muted-2);
    font-size: var(--step--1);
  }

  .feature h3 {
    font-size: var(--step-0);
    color: var(--text);
  }

  .feature p {
    color: var(--muted);
    font-size: var(--step--1);
  }

  .editorial {
    display: grid;
    gap: var(--space-l);
    border-block-start: 1px solid var(--line);
    padding-block: var(--space-l);
  }

  @media (min-width: 55rem) {
    .editorial {
      grid-template-columns: 0.4fr 0.6fr;
      align-items: start;
    }
    .editorial[data-flip="true"] .editorial-body {
      order: -1;
    }
  }

  .editorial-index {
    font-family: var(--font-mono);
    color: var(--cyan);
    font-size: var(--step-2);
    font-weight: 800;
  }

  .toolkit {
    display: grid;
    gap: 1px;
    background: var(--line);
    border: var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }

  @media (min-width: 40rem) {
    .toolkit {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 62rem) {
    .toolkit {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  .toolkit-item {
    background: var(--ink-2);
    padding: var(--space-m);
    display: grid;
    gap: var(--space-3xs);
  }

  .toolkit-item h3 {
    font-size: var(--step-0);
    display: flex;
    align-items: baseline;
    gap: 0.7ch;
  }

  .toolkit-item h3::before {
    content: attr(data-key);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--amber);
  }

  .toolkit-item p {
    color: var(--muted);
    font-size: var(--step--1);
  }

  .accordion {
    display: grid;
    gap: var(--space-2xs);
  }

  .acc-item {
    border: var(--border);
    border-radius: var(--radius);
    background: var(--slate);
    overflow: hidden;
  }

  .acc-trigger {
    inline-size: 100%;
    text-align: start;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-s);
    padding: var(--space-s) var(--space-m);
    font-weight: 700;
    font-size: var(--step-0);
  }

  .acc-trigger::after {
    content: "+";
    font-family: var(--font-mono);
    color: var(--lime);
    font-size: 1.4rem;
    flex: none;
  }

  .acc-trigger[aria-expanded="true"]::after {
    content: "\2212";
  }

  .acc-panel {
    padding: 0 var(--space-m) var(--space-m);
    color: var(--muted);
  }

  .acc-panel[hidden] {
    display: none;
  }

  .acc-panel p {
    max-inline-size: var(--width-text);
  }

  .steps {
    display: grid;
    gap: var(--space-s);
    counter-reset: step;
  }

  @media (min-width: 52rem) {
    .steps {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  .step {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-s);
    align-items: start;
    border: var(--border);
    border-radius: var(--radius);
    background: var(--slate);
    padding: var(--space-m);
  }

  .step-index {
    display: grid;
    place-items: center;
    inline-size: 2.4rem;
    block-size: 2.4rem;
    border-radius: 50%;
    background: var(--ink);
    border: 1px solid var(--lime);
    color: var(--lime);
    font-family: var(--font-mono);
    font-weight: 700;
  }

  .step h3 {
    font-size: var(--step-0);
    margin-block-end: 0.25rem;
  }

  .step p {
    color: var(--muted);
    font-size: var(--step--1);
  }

  .check-list {
    display: grid;
    gap: var(--space-2xs);
    margin-block-start: var(--space-s);
  }

  .check-list li {
    position: relative;
    padding-inline-start: 1.8rem;
    color: var(--muted);
  }

  .check-list li::before {
    content: "";
    position: absolute;
    inset-inline-start: 0;
    inset-block-start: 0.45rem;
    inline-size: 0.7rem;
    block-size: 0.4rem;
    border-inline-start: 2px solid var(--lime);
    border-block-end: 2px solid var(--lime);
    transform: rotate(-45deg);
  }

  .prose-link {
    display: inline-flex;
    font-weight: 700;
    color: var(--cyan);
  }

  .prose-link:hover {
    color: var(--lime);
  }

  .inquiry {
    display: grid;
    gap: var(--space-m);
  }

  @media (min-width: 58rem) {
    .inquiry {
      grid-template-columns: 1.15fr 0.85fr;
      align-items: start;
    }
  }

  .form-card {
    background: var(--slate);
    border: var(--border);
    border-radius: var(--radius-lg);
    padding: clamp(var(--space-m), 3vw, var(--space-xl));
  }

  .field {
    display: grid;
    gap: var(--space-3xs);
    margin-block-end: var(--space-s);
  }

  .field label {
    font-weight: 600;
    font-size: var(--step--1);
    color: var(--text);
  }

  .field .req {
    color: var(--amber);
  }

  .field input,
  .field select,
  .field textarea {
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 0.75rem 0.85rem;
    min-block-size: 2.9rem;
    color: var(--text);
    transition: border-color var(--motion), box-shadow var(--motion);
  }

  .field textarea {
    min-block-size: 6rem;
    resize: vertical;
  }

  .field input::placeholder,
  .field textarea::placeholder {
    color: var(--muted-2);
  }

  .field input:focus-visible,
  .field select:focus-visible,
  .field textarea:focus-visible {
    border-color: var(--lime);
  }

  .field[data-invalid="true"] input,
  .field[data-invalid="true"] select,
  .field[data-invalid="true"] textarea {
    border-color: var(--danger);
  }

  .field-msg {
    color: var(--danger);
    font-size: var(--step--1);
    min-block-size: 1px;
  }

  .consent {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-2xs);
    align-items: start;
    margin-block: var(--space-s);
  }

  .consent input {
    inline-size: 1.2rem;
    block-size: 1.2rem;
    margin-block-start: 0.2rem;
    accent-color: var(--lime);
  }

  .consent label {
    color: var(--muted);
    font-size: var(--step--1);
  }

  .error-summary {
    border: 1px solid var(--danger);
    border-radius: var(--radius);
    padding: var(--space-s);
    margin-block-end: var(--space-m);
    background: rgba(255, 122, 122, 0.08);
  }

  .error-summary[hidden] {
    display: none;
  }

  .error-summary h2 {
    font-size: var(--step-0);
    color: var(--danger);
    margin-block-end: var(--space-2xs);
  }

  .error-summary a {
    color: var(--danger);
    text-decoration: underline;
  }

  .contact-lines {
    display: grid;
    gap: var(--space-m);
  }

  .contact-block strong {
    display: block;
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: var(--step--1);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-block-end: 0.2rem;
  }

  .contact-block a {
    color: var(--text);
    text-decoration: underline;
    text-underline-offset: 3px;
  }

  .filter-bar {
    display: grid;
    gap: var(--space-s);
    margin-block-end: var(--space-l);
  }

  .filter-search {
    display: flex;
    gap: var(--space-2xs);
    align-items: center;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--ink-2);
    padding-inline-start: 0.85rem;
  }

  .filter-search::before {
    content: "\2315";
    color: var(--muted-2);
    font-size: 1.2rem;
  }

  .filter-search input {
    flex: 1;
    background: transparent;
    border: 0;
    padding: 0.75rem 0.5rem;
    min-block-size: 2.9rem;
    color: var(--text);
  }

  .filter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3xs);
  }

  .filter-tab {
    padding: 0.5rem 0.9rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--muted);
    font-size: var(--step--1);
    font-weight: 600;
    min-block-size: 2.4rem;
  }

  .filter-tab[aria-pressed="true"] {
    background: var(--cyan);
    color: var(--ink);
    border-color: var(--cyan);
  }

  .filter-status {
    font-family: var(--font-mono);
    font-size: var(--step--1);
    color: var(--muted-2);
  }

  .catalogue {
    display: grid;
    gap: var(--space-xs);
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 10rem), 1fr));
  }

  .catalogue-item {
    border: var(--border);
    border-radius: var(--radius);
    background: var(--slate);
    padding: var(--space-s);
    display: grid;
    gap: 0.3rem;
    align-content: start;
  }

  .catalogue-item[hidden] {
    display: none;
  }

  .catalogue-item .name {
    font-weight: 700;
    font-size: var(--step-0);
  }

  .catalogue-item .cat {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted-2);
  }

  .catalogue-item .status {
    display: inline-flex;
    align-items: center;
    gap: 0.5ch;
    font-size: var(--step--1);
    color: var(--lime);
  }

  .catalogue-item .status::before {
    content: "";
    inline-size: 0.5rem;
    block-size: 0.5rem;
    border-radius: 50%;
    background: var(--lime);
  }

  .empty-state {
    grid-column: 1 / -1;
    padding: var(--space-xl);
    text-align: center;
    color: var(--muted);
    border: 1px dashed var(--line);
    border-radius: var(--radius-lg);
  }

  .empty-state[hidden] {
    display: none;
  }

  .cookie {
    position: fixed;
    inset-inline: 0;
    inset-block-end: 0;
    z-index: 120;
    background: var(--ink-2);
    border-block-start: 1px solid var(--lime);
    padding: var(--space-s);
    transform: translateY(110%);
    transition: transform var(--motion);
  }

  .cookie[data-state="open"] {
    transform: translateY(0);
  }

  .cookie-inner {
    inline-size: min(100% - 2rem, var(--width-max));
    margin-inline: auto;
    display: grid;
    gap: var(--space-s);
  }

  @media (min-width: 52rem) {
    .cookie[data-view="notice"] .cookie-inner {
      grid-template-columns: 1fr auto;
      align-items: center;
    }
  }

  .cookie p {
    color: var(--muted);
    font-size: var(--step--1);
    max-inline-size: 60ch;
  }

  .cookie-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2xs);
  }

  .cookie-actions .btn {
    min-block-size: 2.6rem;
    padding-block: 0.5rem;
  }

  .cookie[data-view="notice"] [data-consent-action="save"] {
    display: none;
  }

  .cookie[data-view="customize"] [data-consent-action="customize"] {
    display: none;
  }

  .cookie-options[hidden] {
    display: none;
  }

  .cookie-options {
    display: grid;
    gap: var(--space-2xs);
    margin-block: var(--space-2xs);
  }

  .cookie-opt {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-2xs);
    padding: var(--space-2xs);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    align-items: start;
  }

  .cookie-opt input {
    inline-size: 1.2rem;
    block-size: 1.2rem;
    margin-block-start: 0.15rem;
    accent-color: var(--lime);
  }

  .cookie-opt strong {
    font-size: var(--step--1);
  }

  .cookie-opt span {
    display: block;
    color: var(--muted-2);
    font-size: 0.78rem;
  }

  .to-top {
    position: fixed;
    inset-inline-end: var(--space-s);
    inset-block-end: var(--space-s);
    z-index: 90;
    inline-size: 2.9rem;
    block-size: 2.9rem;
    border-radius: 50%;
    background: var(--slate);
    border: 1px solid var(--line);
    color: var(--text);
    font-size: 1.2rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--motion), visibility var(--motion),
      transform var(--motion);
  }

  .to-top[data-state="shown"] {
    opacity: 1;
    visibility: visible;
  }

  .to-top:hover {
    transform: translateY(-3px);
    border-color: var(--cyan);
  }

  .site-footer {
    background: #ffffff;
    color: #334155;
    border-block-start: 1px solid #e2e8f0;
    padding-block: var(--space-2xl) var(--space-l);
    margin-block-start: var(--space-2xl);
    font-family: var(--font-body);
  }

  .footer-grid {
    display: grid;
    gap: var(--space-xl);
    align-items: start;
  }

  @media (min-width: 64rem) {
    .footer-grid {
      grid-template-columns: 220px minmax(280px, 1.2fr) minmax(420px, 2fr);
      gap: 4rem;
    }
  }

  @media (min-width: 48rem) and (max-width: 63.99rem) {
    .footer-grid {
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
    }
    .footer-products {
      grid-column: 1 / -1;
    }
  }

  .footer-col h2 {
    font-size: clamp(1.2rem, 1.1rem + 0.5vw, 1.35rem);
    font-family: var(--font-body);
    font-weight: 700;
    letter-spacing: normal;
    text-transform: none;
    color: #1b2942;
    margin-block-end: 1.25rem;
    line-height: 1.2;
  }

  .footer-logos {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.75rem;
  }

  .footer-cat-logo {
    max-inline-size: 170px;
    block-size: auto;
    object-fit: contain;
  }

  .footer-gcb-logo {
    max-inline-size: 110px;
    block-size: auto;
    object-fit: contain;
  }

  .footer-contacts {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
  }

  .contact-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
  }

  .contact-label {
    font-size: 1rem;
    font-weight: 700;
    color: #1b2942;
  }

  .contact-value {
    font-size: 0.95rem;
    color: #475569;
    line-height: 1.5;
    max-inline-size: 36ch;
    margin: 0;
  }

  a.contact-email {
    color: #475569;
    text-decoration: none;
    transition: color var(--motion);
  }

  a.contact-email:hover {
    color: #2563eb;
  }

  .footer-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem 3rem;
  }

  .footer-products-grid ul {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    list-style: none;
    margin: 0;
    padding: 0;
  }

  .footer-products-grid a {
    font-size: 0.95rem;
    color: #475569;
    text-decoration: none;
    transition: color var(--motion), transform var(--motion);
    display: inline-block;
  }

  .footer-products-grid a:hover {
    color: #1b2942;
    transform: translateX(3px);
  }

  .footer-note {
    margin-block-start: var(--space-xl);
    padding-block-start: var(--space-m);
    border-block-start: 1px solid #e2e8f0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-m);
    justify-content: space-between;
    align-items: center;
    color: #64748b;
    font-size: 0.88rem;
  }

  .footer-legal {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
  }

  .footer-legal a {
    color: #475569;
    text-decoration: none;
    transition: color var(--motion);
  }

  .footer-legal a:hover {
    color: #1b2942;
  }

  .footer-copyright {
    color: #64748b;
    margin: 0;
  }

  .breadcrumb {
    padding-block: var(--space-s);
    font-family: var(--font-mono);
    font-size: var(--step--1);
    color: var(--muted-2);
  }

  .breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6ch;
  }

  .breadcrumb li:not(:last-child)::after {
    content: "/";
    margin-inline-start: 0.6ch;
    color: var(--line);
  }

  .breadcrumb a:hover {
    color: var(--cyan);
  }

  .success-main {
    display: grid;
    place-items: center;
    min-block-size: 52vh;
    text-align: center;
    padding-block: var(--space-2xl);
  }

  .success-main p {
    font-size: var(--step-2);
    font-weight: 700;
    max-inline-size: 24ch;
  }

  .acc-h {
    margin: 0;
    font-size: inherit;
    font-weight: inherit;
  }

  .logo-wall {
    display: grid;
    gap: var(--space-2xs);
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 9rem), 1fr));
  }

  .logo-cell {
    display: grid;
    place-items: center;
    text-align: center;
    min-block-size: 4.5rem;
    padding: var(--space-s);
    border: var(--border);
    border-radius: var(--radius);
    background: var(--slate);
    color: var(--text);
    font-weight: 700;
    font-size: var(--step--1);
    transition: border-color var(--motion), color var(--motion),
      transform var(--motion);
  }

  .logo-cell:hover {
    border-color: var(--cyan);
    color: var(--cyan);
    transform: translateY(-3px);
  }

  .tag-set {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3xs);
    margin-block-start: var(--space-s);
  }

  .tag-set li {
    padding: 0.4rem 0.75rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    color: var(--muted);
    background: var(--ink-2);
  }

  .prose-block {
    max-inline-size: var(--width-text);
    display: grid;
    gap: var(--space-m);
  }

  .prose-block h3 {
    font-size: var(--step-1);
    margin-block-start: var(--space-s);
  }

  .prose-block p {
    color: var(--muted);
  }
}