/* ─── Tokens ───────────────────────────────────────── */
    :root {
      --bg:         oklch(10% 0.008 250);
      --surface:    oklch(14% 0.010 250);
      --surface-2:  oklch(19% 0.013 250);
      --border:     oklch(25% 0.008 250);
      --border-hi:  oklch(44% 0.015 250);
      --bg-glass:   oklch(10% 0.008 250 / 0.88);
      --text:       oklch(93% 0.005 250);
      --text-2:     oklch(63% 0.007 250);
      --text-3:     oklch(52% 0.007 250);
      --accent:     oklch(62% 0.25 350);
      --accent-hi:  oklch(70% 0.22 350);
      --accent-2:    oklch(56% 0.21 308);
      --accent-2-hi: oklch(63% 0.19 308);
      --btn-gradient:     linear-gradient(135deg, var(--accent-2), var(--accent));
      --btn-gradient-hi:  linear-gradient(135deg, var(--accent-2-hi), var(--accent-hi));
      --btn-gloss:        linear-gradient(to bottom, oklch(100% 0 0 / 0.24), oklch(100% 0 0 / 0) 55%);
      --accent-6:   oklch(62% 0.25 350 / 0.06);
      --accent-8:   oklch(62% 0.25 350 / 0.08);
      --accent-9:   oklch(62% 0.25 350 / 0.09);
      --accent-12:  oklch(62% 0.25 350 / 0.12);
      --accent-14:  oklch(62% 0.25 350 / 0.14);
      --accent-28:  oklch(62% 0.25 350 / 0.28);

      --s1:  4px;  --s2:  8px;  --s3:  12px; --s4:  16px;
      --s6:  24px; --s8:  32px; --s12: 48px; --s16: 64px;
      --s24: 96px;

      --error:    oklch(60% 0.18 25);
      --error-8:  oklch(60% 0.18 25 / 0.08);

      --expo:  cubic-bezier(0.16, 1, 0.3, 1);
      --quart: cubic-bezier(0.25, 1, 0.5, 1);
      --font:  'Archivo', system-ui, -apple-system, sans-serif;
      --r:     8px;
    }

    /* ─── Reset ────────────────────────────────────────── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: var(--font);
      background: var(--bg);
      color: var(--text);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; }
    img { display: block; max-width: 100%; }
    button, input, textarea { font-family: var(--font); }
    button { cursor: pointer; }
    h1, h2, h3 { text-wrap: balance; }
    p { text-wrap: pretty; }

    /* ─── Nav ──────────────────────────────────────────── */
    nav {
      position: fixed;
      inset: 0 0 auto;
      z-index: 100;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: var(--s4) var(--s6);
      transition: background 300ms var(--quart), border-color 300ms var(--quart);
      border-bottom: 1px solid transparent;
    }
    nav.scrolled {
      background: var(--bg-glass);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-color: var(--border);
    }
    .nav-logo {
      display: flex;
      align-items: center;
      flex-shrink: 0;
    }
    .nav-logo img {
      height: 140px;
      width: auto;
      display: block;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: var(--s8);
      list-style: none;
    }
    .nav-links a {
      font-size: 0.875rem;
      color: var(--text-2);
      transition: color 150ms;
    }
    .nav-end {
      display: flex;
      align-items: center;
      gap: var(--s3);
    }
    .lang-toggle {
      font-size: 0.75rem;
      font-weight: 600;
      letter-spacing: 0.06em;
      padding: 6px 11px;
      background: none;
      color: var(--text-2);
      border: 1px solid var(--border);
      border-radius: var(--r);
      transition: color 150ms, border-color 150ms;
    }
    .lang-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; color: var(--text); border-color: var(--border-hi); }
    .nav-cta {
      font-size: 0.875rem;
      font-weight: 500;
      padding: 8px 20px;
      background: var(--btn-gloss), var(--btn-gradient);
      color: var(--bg);
      border: none;
      border-radius: var(--r);
      box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.25), 0 2px 10px oklch(62% 0.25 350 / 0.22);
      transition: box-shadow 150ms, transform 150ms var(--expo);
    }
    .nav-cta:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

    /* ─── Hero ─────────────────────────────────────────── */
    #hero {
      position: relative;
      overflow: hidden;
      padding: clamp(200px, 24vh, 248px) var(--s6) clamp(72px, 10vh, 112px);
    }
    #hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background:
        radial-gradient(ellipse 55% 45% at 72% 18%, oklch(62% 0.25 350 / 0.09) 0%, transparent 65%),
        radial-gradient(ellipse 38% 32% at 22% 65%, oklch(62% 0.25 350 / 0.05) 0%, transparent 60%);
      pointer-events: none;
      z-index: 0;
    }
    .hero-canvas {
      position: fixed;
      inset: 0;
      width: 100%;
      height: 100%;
      pointer-events: none;
      z-index: 0;
    }
    .hero-inner { max-width: 1140px; margin: 0 auto; position: relative; z-index: 1; text-align: center; display: flex; flex-direction: column; align-items: center; }
    h1 {
      font-size: clamp(2.5rem, 5.5vw, 4.5rem);
      font-weight: 700;
      line-height: 1.05;
      letter-spacing: -0.03em;
      max-width: 18ch;
      margin-bottom: var(--s6);
    }
    .hero-sub {
      font-size: clamp(1rem, 1.8vw, 1.1875rem);
      color: var(--text-2);
      max-width: 50ch;
      line-height: 1.7;
      margin-bottom: var(--s8);
    }
    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: var(--s4);
      flex-wrap: wrap;
    }
    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: var(--s2);
      font-size: 0.9375rem;
      font-weight: 600;
      padding: 13px 26px;
      background: var(--btn-gloss), var(--btn-gradient);
      color: var(--bg);
      border: none;
      border-radius: var(--r);
      box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.25), 0 3px 16px oklch(62% 0.25 350 / 0.28);
      transition: box-shadow 150ms, transform 150ms var(--expo);
    }
    .btn-primary:focus-visible {
      outline: 2px solid var(--accent);
      outline-offset: 3px;
    }
    .btn-ghost {
      display: inline-flex;
      align-items: center;
      gap: var(--s2);
      font-size: 0.9375rem;
      color: var(--text-2);
      transition: color 150ms;
    }
    .btn-ghost:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; color: var(--text); }
    .btn-contrast {
      display: inline-flex;
      align-items: center;
      gap: var(--s2);
      font-size: 0.9375rem;
      font-weight: 600;
      padding: 13px 26px;
      border: none;
      border-radius: var(--r);
      color: var(--bg);
      background: linear-gradient(to bottom, oklch(100% 0 0 / 0.5), oklch(100% 0 0 / 0) 60%),
                  oklch(95% 0.01 250);
      box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.6), 0 4px 20px oklch(0% 0 0 / 0.35);
      transition: box-shadow 150ms, transform 150ms var(--expo);
    }
    .btn-contrast:active {
      transform: translateY(1px);
      box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.4), 0 1px 8px oklch(0% 0 0 / 0.3);
    }
    .btn-contrast:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; }

    /* ─── Section base ─────────────────────────────────── */
    section { padding: var(--s24) var(--s6); position: relative; z-index: 1; }
    footer { position: relative; z-index: 1; }
    .back-to-top-row { position: relative; z-index: 1; }
    #services, #values, #work, #contact { background: oklch(14% 0.010 250 / 0.88); }
    .wrap { max-width: 1140px; margin: 0 auto; }
    .section-label {
      font-size: 0.75rem;
      font-weight: 500;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: var(--s2);
    }
    .section-heading {
      font-size: clamp(1.75rem, 3.2vw, 2.625rem);
      font-weight: 700;
      letter-spacing: -0.025em;
      line-height: 1.15;
    }
    .section-sub {
      font-size: 1rem;
      color: var(--text-2);
      max-width: 52ch;
      line-height: 1.7;
      margin-top: var(--s4);
    }
    .section-header { margin-bottom: var(--s16); }
    #bridge .section-sub { max-width: 68ch; }

    /* ─── Intro section ────────────────────────────────── */
    #intro { background: var(--bg); padding: var(--s24) var(--s6); }
    .intro-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: var(--s16);
      align-items: start;
    }
    .intro-headline {
      font-size: clamp(1.75rem, 3.2vw, 2.625rem);
      font-weight: 700;
      letter-spacing: -0.025em;
      line-height: 1.15;
    }
    .intro-body {
      font-size: 1rem;
      color: var(--text-2);
      line-height: 1.75;
      max-width: 60ch;
    }
    .philosophy-body p { margin-bottom: var(--s4); }
    .philosophy-body p:last-child { margin-bottom: 0; }
    .philosophy-body strong { color: var(--text); font-weight: 700; }
    .philosophy-stack {
      display: flex;
      flex-direction: column;
      gap: var(--s8);
      max-width: 56ch;
    }

    /* ─── Services ─────────────────────────────────────── */
    .services-list {
      display: flex;
      flex-direction: column;
      border: 1px solid var(--border);
      border-radius: var(--r);
      overflow: hidden;
    }
    .service-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      background: var(--border);
      gap: 0 1px;
      border-bottom: 1px solid var(--border);
    }
    .service-row:last-child { border-bottom: none; }
    .service-body { background: var(--surface); padding: var(--s8); min-width: 0; }
    .service-artifact {
      display: flex;
      align-items: center;
      justify-content: center;
      padding: var(--s8);
      background: var(--surface-2);
      min-width: 0;
    }
    .service-name {
      font-size: 1.0625rem;
      font-weight: 600;
      letter-spacing: -0.01em;
      margin-bottom: var(--s3);
    }
    .service-desc {
      font-size: 0.9rem;
      color: var(--text-2);
      line-height: 1.65;
    }

    /* Artifacts ─ Flow */
    .artifact-flow { display: flex; align-items: flex-start; gap: var(--s3); flex-wrap: wrap; justify-content: center; }
    .flow-step { display: flex; flex-direction: column; align-items: center; gap: var(--s1); }
    .flow-box {
      font-size: 0.6875rem; font-weight: 600;
      padding: 6px var(--s3);
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 4px;
      text-align: center; line-height: 1.3; white-space: nowrap;
    }
    .flow-box--accent { background: var(--accent-9); border-color: var(--accent); color: var(--accent); }
    .flow-meta { font-size: 0.625rem; color: var(--text-3); letter-spacing: 0.04em; }
    .flow-meta--accent { color: var(--accent); }
    .flow-arrow { color: var(--border-hi); font-size: 1rem; line-height: 1; padding-top: 9px; flex-shrink: 0; }

    /* Artifacts ─ Table */
    .artifact-table { width: 100%; max-width: 280px; font-size: 0.75rem; }
    .t-titlebar {
      display: flex; align-items: center; gap: var(--s2);
      padding: 6px var(--s3);
      background: var(--surface);
      border: 1px solid var(--border); border-bottom: none;
      border-radius: 4px 4px 0 0;
    }
    .t-dots { display: flex; gap: 4px; flex-shrink: 0; }
    .t-dots span { width: 6px; height: 6px; border-radius: 50%; background: var(--border-hi); display: block; }
    .t-title { font-size: 0.6875rem; color: var(--text-3); font-family: monospace; letter-spacing: 0.02em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .t-table-wrap { border: 1px solid var(--border); border-radius: 0 0 4px 4px; overflow: hidden; }
    .t-table { width: 100%; border-collapse: collapse; }
    .t-table th {
      font-weight: 600; color: var(--text-3);
      text-transform: uppercase; letter-spacing: 0.06em;
      font-size: 0.625rem; padding: 5px var(--s3);
      border-bottom: 1px solid var(--border);
      text-align: left; background: var(--surface);
    }
    .t-table td {
      padding: 5px var(--s3); color: var(--text-2);
      border-bottom: 1px solid var(--border);
      background: var(--surface); white-space: nowrap;
    }
    .t-table tr:last-child td { border-bottom: none; }
    .t-badge {
      font-size: 0.625rem; font-weight: 600;
      padding: 2px 6px; border-radius: 3px;
      letter-spacing: 0.04em; text-transform: uppercase;
      display: inline-block; white-space: nowrap;
    }
    .t-badge--done { background: var(--accent-9); color: var(--accent); }
    .t-badge--wip { background: var(--surface-2); color: var(--text-2); border: 1px solid var(--border); }
    .t-badge--pending { color: var(--text-3); border: 1px solid var(--border); }

    /* Artifacts ─ Chart */
    .artifact-chart { width: 100%; max-width: 220px; display: flex; flex-direction: column; gap: var(--s3); }
    .chart-source { font-size: 0.625rem; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.08em; }
    .chart-row { display: grid; grid-template-columns: 80px 1fr 32px; align-items: center; gap: var(--s2); }
    .chart-label { font-size: 0.6875rem; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .chart-track { height: 5px; background: var(--surface); border-radius: 3px; overflow: hidden; border: 1px solid var(--border); }
    .chart-bar { height: 100%; width: calc(var(--pct) * 1%); background: var(--accent); border-radius: 3px; }
    .chart-val { font-size: 0.625rem; color: var(--text-3); text-align: right; font-variant-numeric: tabular-nums; }

    /* ─── Process ──────────────────────────────────────── */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
    }
    .process-step {
      padding: var(--s4) var(--s4) 0 0;
      border-top: 1px solid var(--border);
    }
    .step-title {
      font-size: 1rem;
      font-weight: 600;
      letter-spacing: -0.01em;
      margin-bottom: var(--s2);
    }
    .step-desc {
      font-size: 0.875rem;
      color: var(--text-2);
      line-height: 1.65;
    }

    /* ─── Values section ───────────────────────────────── */
    .values-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      border: 1px solid var(--border);
      border-radius: var(--r);
      overflow: hidden;
    }
    .value-item {
      padding: var(--s8);
      background: var(--surface);
      transition: background 200ms var(--quart);
    }
    .value-item:nth-child(odd) { border-right: 1px solid var(--border); }
    .value-item:nth-child(1),
    .value-item:nth-child(2) { border-bottom: 1px solid var(--border); }
    .value-title {
      font-size: 1.0625rem;
      font-weight: 600;
      letter-spacing: -0.01em;
      margin-bottom: var(--s2);
    }
    .value-desc {
      font-size: 0.9rem;
      color: var(--text-2);
      line-height: 1.65;
    }

    /* ─── Work examples ────────────────────────────────── */
    .work-case {
      display: grid;
      grid-template-columns: 1fr 1fr;
      border: 1px solid var(--border);
      border-radius: var(--r);
      overflow: hidden;
    }
    .work-image {
      background: linear-gradient(180deg, var(--surface-2) 0%, var(--bg) 100%);
      aspect-ratio: 4 / 3;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .work-image img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      object-position: top center;
    }
    .work-image-placeholder {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 100%;
      height: 100%;
      color: var(--text-3);
      font-size: 0.8125rem;
      font-weight: 500;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      flex-direction: column;
      gap: var(--s3);
    }
    .work-content { padding: var(--s8); }
    .work-tag {
      display: inline-block;
      font-size: 0.6875rem;
      font-weight: 500;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--text-3);
      border: 1px solid var(--border);
      border-radius: 100px;
      padding: 3px 10px;
      margin-bottom: var(--s4);
    }
    .work-title {
      font-size: clamp(1.25rem, 2vw, 1.625rem);
      font-weight: 700;
      letter-spacing: -0.02em;
      line-height: 1.2;
      margin-bottom: var(--s4);
    }
    .work-desc {
      font-size: 0.9375rem;
      color: var(--text-2);
      line-height: 1.7;
      max-width: 44ch;
      margin-bottom: var(--s6);
    }
    .work-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: var(--s2);
    }
    .work-list li {
      font-size: 0.875rem;
      color: var(--text-2);
      display: flex;
      align-items: center;
      gap: var(--s2);
    }
    .work-list li::before {
      content: '';
      display: block;
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: var(--accent);
      flex-shrink: 0;
    }

    /* ─── Bridge section ───────────────────────────────── */
    #bridge { background: var(--bg); }
    .bridge-chain {
      display: flex;
      align-items: stretch;
      gap: 0;
      margin: var(--s12) 0 var(--s12);
      border: 1px solid var(--border);
      border-radius: var(--r);
      overflow: hidden;
    }
    .chain-node {
      flex: 1;
      padding: var(--s6) var(--s6);
      background: var(--surface);
      text-align: center;
      position: relative;
    }
    .chain-node + .chain-node {
      border-left: 1px solid var(--border);
    }
    .chain-node--accent {
      background: var(--accent-9);
      border-left-color: oklch(62% 0.25 350 / 0.4);
    }
    .chain-label {
      font-size: 0.9375rem;
      font-weight: 600;
      letter-spacing: -0.01em;
      color: var(--text);
    }
    .bridge-quote {
      font-size: 1rem;
      color: var(--text-3);
      font-style: italic;
      margin-bottom: var(--s8);
      padding-left: var(--s6);
      border-left: 2px solid var(--border);
      line-height: 1.6;
    }
    .bridge-actions {
      display: flex;
      align-items: center;
      gap: var(--s4);
      flex-wrap: wrap;
      margin-top: var(--s8);
    }

    /* ─── Final CTA section ────────────────────────────── */
    #final-cta { background: var(--surface-2); padding: var(--s24) var(--s6); }
    .final-cta-inner {
      text-align: center;
      max-width: 640px;
      margin: 0 auto;
    }
    .final-cta-title {
      font-size: clamp(1.875rem, 3.5vw, 2.875rem);
      font-weight: 700;
      letter-spacing: -0.03em;
      line-height: 1.1;
      margin-bottom: var(--s4);
    }
    .final-cta-body {
      font-size: 1rem;
      color: var(--text-2);
      line-height: 1.7;
      margin-bottom: var(--s8);
      max-width: 48ch;
      margin-left: auto;
      margin-right: auto;
    }

    /* ─── Contact ──────────────────────────────────────── */
    .contact-centered {
      max-width: 640px;
      margin: 0 auto var(--s12);
      text-align: center;
    }
    .contact-actions {
      display: flex;
      flex-direction: column;
      gap: var(--s3);
      max-width: 480px;
      margin: 0 auto;
    }
    .contact-btn {
      display: flex;
      align-items: center;
      gap: var(--s4);
      padding: 14px 22px;
      border-radius: var(--r);
      border: none;
      background: var(--btn-gloss), var(--btn-gradient);
      color: var(--bg);
      text-decoration: none;
      box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.25), 0 3px 16px oklch(62% 0.25 350 / 0.28);
      transition: box-shadow 150ms, transform 150ms var(--expo);
    }
    .contact-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
    .contact-btn:active {
      transform: translateY(1px);
      box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.15), 0 1px 6px oklch(62% 0.25 350 / 0.25);
    }
    .contact-btn-icon {
      flex-shrink: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--bg);
      opacity: 0.85;
    }
    .contact-btn-content {
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: 1px;
    }
    .contact-btn-label {
      font-size: 0.9375rem;
      font-weight: 600;
      color: var(--bg);
    }
    .contact-btn-hint {
      font-size: 0.75rem;
      font-weight: 400;
      color: var(--bg);
      opacity: 0.6;
    }
    .contact-btn-arrow {
      flex-shrink: 0;
      color: var(--bg);
      opacity: 0.55;
      transition: transform 150ms var(--expo), opacity 150ms;
    }
    .contact-btn--white {
      background: linear-gradient(to bottom, oklch(100% 0 0 / 0.5), oklch(100% 0 0 / 0) 60%),
                  oklch(95% 0.01 250);
      box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.6), 0 4px 20px oklch(0% 0 0 / 0.35);
    }
    .contact-btn--white:active {
      box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.4), 0 1px 8px oklch(0% 0 0 / 0.3);
    }
    .contact-btn--white:focus-visible { outline-color: var(--text); }

    /* ─── Back to top ──────────────────────────────────── */
    .back-to-top-row {
      display: flex;
      justify-content: flex-end;
      padding: var(--s4) var(--s6) 0;
    }
    .back-to-top {
      display: inline-flex;
      align-items: center;
      gap: var(--s2);
      font-size: 0.8125rem;
      font-weight: 500;
      color: var(--text-2);
      background: transparent;
      border: 1px solid var(--border);
      border-radius: var(--r);
      padding: 8px 16px;
      cursor: pointer;
      transition: color 150ms, border-color 150ms;
    }
    .back-to-top svg { transition: transform 150ms var(--expo); }
    .back-to-top:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; color: var(--text); border-color: var(--border-hi); }

    /* ─── Footer ───────────────────────────────────────── */
    footer {
      padding: var(--s8) var(--s6);
      border-top: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: var(--s4);
    }
    .footer-logo { display: flex; align-items: center; }
    .footer-logo img { height: 110px; width: auto; display: block; opacity: 0.85; }
    .footer-copy { font-size: 0.8125rem; color: var(--text-3); }
    .footer-links {
      display: flex;
      align-items: center;
      gap: var(--s6);
      list-style: none;
    }
    .footer-links a {
      font-size: 0.8125rem;
      color: var(--text-3);
      transition: color 150ms;
    }

    /* ─── Reveal ───────────────────────────────────────── */
    .reveal {
      opacity: 0;
      transform: translateY(20px);
      transition: opacity 550ms var(--expo), transform 550ms var(--expo);
    }
    .reveal.in { opacity: 1; transform: none; }
    .d1 { transition-delay: 80ms; }
    .d2 { transition-delay: 160ms; }
    .d3 { transition-delay: 240ms; }
    .d4 { transition-delay: 320ms; }

    @media (prefers-reduced-motion: reduce) {
      .reveal { opacity: 1; transform: none; transition: none; }
    }

    /* ─── Delight ──────────────────────────────────────── */
    .scroll-progress {
      position: fixed;
      top: 0; left: 0;
      width: 100%; height: 2px;
      background: var(--accent);
      transform: scaleX(var(--progress, 0));
      transform-origin: left center;
      z-index: 999;
      pointer-events: none;
      transition: transform 100ms linear;
    }
    .nav-links a {
      position: relative;
    }
    .nav-links a::after {
      content: '';
      position: absolute;
      left: 0; bottom: -2px;
      width: 100%; height: 1px;
      background: var(--accent);
      transform: scaleX(0);
      transform-origin: left center;
      transition: transform 220ms var(--quart);
    }
    .btn-primary:active,
    .nav-cta:active {
      transform: translateY(1px);
      box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.15), 0 1px 6px oklch(62% 0.25 350 / 0.25);
      transition: transform 80ms linear, box-shadow 80ms linear;
    }
    .service-body {
      transition: background 200ms var(--quart);
    }
    .process-step {
      transition: transform 240ms var(--expo), border-color 240ms var(--expo);
    }
    .process-step.reveal {
      transform: translate(-10px, 18px);
    }
    .chart-bar {
      transform: scaleX(0);
      transform-origin: left center;
      transition: transform 700ms var(--expo);
    }
    .service-row.in .chart-bar { transform: scaleX(1); }
    .service-row.in .chart-row:nth-child(2) .chart-bar { transition-delay: 80ms; }
    .service-row.in .chart-row:nth-child(3) .chart-bar { transition-delay: 160ms; }
    .service-row.in .chart-row:nth-child(4) .chart-bar { transition-delay: 240ms; }
    @keyframes imgScale {
      from { transform: scale(0.96); opacity: 0; }
    }
    .work-case.in .work-image img {
      animation: imgScale 700ms var(--expo) both;
    }
    /* ─── Hover states (mouse/trackpad only) ───────────── */
    @media (hover: hover) and (pointer: fine) {
      .nav-links a:hover { color: var(--text); }
      .nav-links a:hover::after { transform: scaleX(1); }
      .lang-toggle:hover { color: var(--text); border-color: var(--border-hi); }
      .nav-cta:hover {
        background: var(--btn-gloss), var(--btn-gradient-hi);
        transform: translateY(-1px);
        box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.3), 0 4px 18px oklch(62% 0.25 350 / 0.35);
      }
      .btn-primary:hover {
        background: var(--btn-gloss), var(--btn-gradient-hi);
        transform: translateY(-2px);
        box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.3), 0 6px 30px oklch(62% 0.25 350 / 0.4);
      }
      .btn-ghost:hover { color: var(--text); }
      .btn-contrast:hover {
        background: linear-gradient(to bottom, oklch(100% 0 0 / 0.55), oklch(100% 0 0 / 0) 60%),
                    oklch(99% 0.005 250);
        box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.7), 0 8px 30px oklch(0% 0 0 / 0.45);
        transform: translateY(-2px);
      }
      .value-item:hover { background: var(--surface-2); }
      .contact-btn:hover {
        transform: translateY(-2px);
        background: var(--btn-gloss), var(--btn-gradient-hi);
        box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.3), 0 6px 24px oklch(62% 0.25 350 / 0.4);
      }
      .contact-btn:hover .contact-btn-arrow {
        transform: translateX(3px);
        opacity: 0.85;
      }
      .btn-cookie-accept:hover { filter: brightness(1.1); }
      .btn-cookie-decline:hover { color: var(--text); border-color: var(--border-hi); }
      .contact-btn--white:hover {
        background: linear-gradient(to bottom, oklch(100% 0 0 / 0.55), oklch(100% 0 0 / 0) 60%),
                    oklch(99% 0.005 250);
        box-shadow: inset 0 1px 0 oklch(100% 0 0 / 0.7), 0 8px 30px oklch(0% 0 0 / 0.45);
      }
      .back-to-top:hover { color: var(--text); border-color: var(--border-hi); }
      .back-to-top:hover svg { transform: translateY(-2px); }
      .footer-links a:hover { color: var(--text-2); }
      .service-row:hover .service-body { background: var(--surface-2); }
      .process-step:hover {
        transform: translateY(-3px);
        border-top-color: var(--accent);
      }
      .menu-toggle:hover { border-color: var(--border-hi); }
    }

    @media (prefers-reduced-motion: reduce) {
      .scroll-progress { transition: none; }
      .nav-links a::after { transition: none; }
      .btn-primary:active, .nav-cta:active { transform: none; }
      .service-body { transition: none; }
      .process-step { transition: none; }
      .process-step.reveal { transform: translateY(20px); }
      .chart-bar { transform: scaleX(1); transition: none; }
      .work-case.in .work-image img { animation: none; }
    }

    /* ─── Responsive ───────────────────────────────────── */
    @media (max-width: 960px) {
      .service-row { grid-template-columns: 1fr; gap: 0; }
      .service-artifact { border-top: 1px solid var(--border); min-height: 160px; }
      .process-steps { grid-template-columns: 1fr 1fr; }
      .work-case { grid-template-columns: 1fr; }
      .work-image { aspect-ratio: 16 / 9; }
      .contact-btn { padding: 12px 16px; }
      .intro-grid { grid-template-columns: 1fr; gap: var(--s8); }
      .bridge-chain { flex-direction: column; }
      .chain-node + .chain-node { border-left: none; border-top: 1px solid var(--border); }
      .chain-node--accent { border-top-color: oklch(62% 0.25 350 / 0.4); }
    }

    /* ─── Skip link ───────────────────────────────────── */
    .skip-link {
      position: absolute;
      top: 0;
      left: var(--s4);
      z-index: 999;
      padding: var(--s2) var(--s4);
      background: var(--accent);
      color: var(--bg);
      font-size: 0.875rem;
      font-weight: 600;
      border-radius: 0 0 var(--r) var(--r);
      transform: translateY(-100%);
      transition: transform 200ms var(--expo);
    }
    .skip-link:focus { transform: translateY(0); }

    /* ─── Mobile nav ──────────────────────────────────── */
    .menu-toggle {
      display: none;
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
      width: 40px;
      height: 40px;
      background: none;
      border: 1px solid var(--border);
      border-radius: var(--r);
      transition: border-color 150ms;
    }
    .menu-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
    .hamburger-bar {
      display: block;
      width: 18px;
      height: 1.5px;
      background: var(--text-2);
      border-radius: 2px;
      transition: transform 250ms var(--expo), opacity 150ms;
    }
    .menu-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
    .menu-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) { opacity: 0; }
    .menu-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
    #nav-backdrop {
      display: none;
      position: fixed;
      inset: 0;
      background: oklch(5% 0.005 250 / 0.72);
      z-index: 98;
    }
    #nav-backdrop.active { display: block; }

    @media (max-width: 640px) {
      .menu-toggle { display: flex; }
      .nav-links {
        position: fixed;
        inset: 0 0 0 auto;
        width: min(280px, 85vw);
        z-index: 99;
        background: var(--surface);
        border-left: 1px solid var(--border);
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: var(--s16) var(--s6) var(--s8);
        transform: translateX(100%);
        transition: transform 320ms var(--expo);
      }
      .nav-links.is-open { transform: none; }
      .nav-links li { width: 100%; }
      .nav-links a {
        display: block;
        padding: var(--s3) 0;
        font-size: 1rem;
        border-bottom: 1px solid var(--border);
      }
      .nav-links li:last-child a { border-bottom: none; }
      section { padding: var(--s16) var(--s4); }
      nav { padding: var(--s3) var(--s4); }
      .nav-logo img { height: 60px; }
      #hero { padding-top: clamp(110px, 24vh, 150px); }
      .process-steps { grid-template-columns: 1fr; }
      .service-artifact { padding: var(--s4); min-height: 120px; }
      .artifact-table { max-width: 100%; }
      .artifact-chart { max-width: 100%; }
      .lang-toggle, .nav-cta { min-height: 44px; }
      .values-grid { grid-template-columns: 1fr; }
      .value-item:nth-child(odd) { border-right: none; }
      .value-item:nth-child(1) { border-bottom: 1px solid var(--border); }
      .value-item:nth-child(2) { border-bottom: 1px solid var(--border); }
      .value-item:nth-child(3) { border-bottom: 1px solid var(--border); }
      .final-cta-inner { text-align: left; }
      .final-cta-body { margin-left: 0; margin-right: 0; }
    }

    /* ─── Cookie banner ────────────────────────────────── */
    #cookieBanner {
      display: none;
      position: fixed;
      left: 50%;
      bottom: 20px;
      transform: translateX(-50%);
      z-index: 300;
      width: min(560px, calc(100vw - 32px));
      align-items: center;
      gap: var(--s4);
      padding: var(--s4) var(--s5);
      background: var(--bg-glass);
      -webkit-backdrop-filter: blur(14px);
      backdrop-filter: blur(14px);
      border: 1px solid var(--border);
      border-radius: 14px;
      box-shadow: 0 12px 40px oklch(0% 0 0 / 0.5);
    }
    .cookie-text { flex: 1; min-width: 0; }
    .cookie-text h4 { font-size: 0.9rem; font-weight: 600; color: var(--text); margin-bottom: 2px; }
    .cookie-text p { font-size: 0.8rem; color: var(--text-2); line-height: 1.5; }
    .cookie-actions { display: flex; gap: var(--s2); flex-shrink: 0; }
    .btn-cookie-accept {
      padding: 9px 16px;
      border: none;
      border-radius: 9px;
      background: var(--btn-gloss), var(--btn-gradient);
      color: oklch(98% 0 0);
      font: inherit;
      font-size: 0.82rem;
      font-weight: 600;
      cursor: pointer;
    }
    .btn-cookie-decline {
      padding: 9px 14px;
      border: 1px solid var(--border);
      border-radius: 9px;
      background: transparent;
      color: var(--text-2);
      font: inherit;
      font-size: 0.82rem;
      font-weight: 500;
      cursor: pointer;
    }
    @media (max-width: 560px) {
      #cookieBanner { flex-direction: column; align-items: stretch; text-align: center; bottom: 12px; }
      .cookie-actions { justify-content: center; }
    }

    .footer-updated { width: 100%; text-align: center; font-size: 0.72rem; color: var(--text-3); margin-top: var(--s2); order: 10; }