:root {
      --ink: #222222;
      --muted: #666666;
      --paper: #ffffff;
      --panel: #ffffff;
      --line: #eeeeee;
      --brand: #1a238e;
      --brand-dark: #0d145f;
      --brand-soft: #ffffff;
      --brand-warm: #fafafa;
      --brand-mid: #4c57d8;
      --shadow: 0 18px 45px rgba(26, 35, 142, .14);
      --radius: 8px;
      --max: 1180px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      line-height: 1.55;
      letter-spacing: 0;
    }

    @keyframes fadeUp {
      from {
        opacity: 0;
        transform: translateY(18px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

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

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 30;
      border-bottom: 1px solid rgba(26, 35, 142, .10);
      background: rgba(255, 255, 255, .94);
      backdrop-filter: blur(18px);
    }

    .top-strip {
      border-bottom: 1px solid var(--line);
      background: #f8f8f8;
      font-size: 13px;
      color: #464646;
    }

    .top-strip-inner {
      width: min(var(--max), calc(100% - 32px));
      min-height: 36px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
    }

    .top-strip-links {
      display: flex;
      gap: 16px;
      align-items: center;
      font-weight: 750;
    }

    .top-strip a:hover {
      color: var(--brand);
    }

    .nav {
      width: min(var(--max), calc(100% - 32px));
      height: 72px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      color: var(--brand);
      white-space: nowrap;
    }

    .brand-logo {
      width: 174px;
      height: auto;
      object-fit: contain;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 24px;
      color: #303857;
      font-size: 14px;
      font-weight: 650;
    }

    .nav-links a {
      position: relative;
      padding: 8px 0;
    }

    .nav-links a::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 2px;
      border-radius: 999px;
      background: var(--brand);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform .22s ease;
    }

    .nav-links a:hover::after {
      transform: scaleX(1);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .menu-button {
      display: none;
      width: 42px;
      height: 42px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: #fff;
      color: var(--ink);
      cursor: pointer;
    }

    .menu-button span,
    .menu-button::before,
    .menu-button::after {
      content: "";
      display: block;
      width: 18px;
      height: 2px;
      margin: 4px auto;
      background: currentColor;
      border-radius: 2px;
    }

    .button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 12px 18px;
      border: 1px solid transparent;
      border-radius: 8px;
      font-size: 14px;
      font-weight: 750;
      cursor: pointer;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      white-space: nowrap;
    }

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

    .button-primary {
      color: #fff;
      background: var(--brand);
      box-shadow: 0 12px 26px rgba(26, 35, 142, .25);
    }

    .button-primary:hover {
      background: var(--brand-dark);
      box-shadow: 0 18px 34px rgba(26, 35, 142, .30);
    }

    .button-secondary {
      color: var(--ink);
      border-color: rgba(255, 255, 255, .38);
      background: rgba(255, 255, 255, .88);
    }

    .button-outline {
      color: var(--ink);
      border-color: var(--line);
      background: #fff;
    }

    .button-outline:hover {
      border-color: rgba(26, 35, 142, .34);
      box-shadow: 0 12px 24px rgba(26, 35, 142, .12);
    }

    .hero {
      position: relative;
      min-height: calc(100vh - 72px);
      display: grid;
      align-items: center;
      overflow: hidden;
      color: #fff;
      background: #050507;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(0, 0, 0, .88) 0%, rgba(0, 0, 0, .76) 45%, rgba(0, 0, 0, .32) 78%),
        url("zerofiler-hero.png") center / cover no-repeat;
      transform: scale(1.01);
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255, 255, 255, .07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .07) 1px, transparent 1px);
      background-size: 54px 54px;
      mask-image: linear-gradient(90deg, rgba(0, 0, 0, .36), transparent 72%);
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 1;
      width: min(var(--max), calc(100% - 32px));
      margin: 0 auto;
      padding: 64px 0 46px;
      display: grid;
      grid-template-columns: minmax(0, 1.02fr) minmax(340px, .72fr);
      align-items: center;
      gap: 42px;
    }

    .hero-content,
    .hero-form-card,
    .service-card,
    .price-card,
    .testimonial,
    .faq-item,
    .step {
      animation: fadeUp .55s ease both;
    }

    .eyebrow {
      display: inline-flex;
      width: fit-content;
      align-items: center;
      gap: 8px;
      padding: 8px 12px;
      border: 1px solid rgba(255, 255, 255, .22);
      border-radius: 999px;
      background: rgba(255, 255, 255, .11);
      color: rgba(255, 255, 255, .88);
      font-size: 13px;
      font-weight: 750;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: #fff;
    }

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

    h1 {
      max-width: 780px;
      margin-bottom: 0;
      font-size: clamp(34px, 5vw, 56px);
      line-height: 1.04;
      letter-spacing: 0;
    }

    .hero-copy {
      max-width: 610px;
      margin: 0;
      color: rgba(255, 255, 255, .82);
      font-size: clamp(16px, 1.5vw, 18px);
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }

    .hero-form-card {
      padding: 26px;
      border: 1px solid rgba(255, 255, 255, .22);
      border-radius: 8px;
      background: rgba(255, 255, 255, .96);
      color: var(--ink);
      box-shadow: 0 22px 60px rgba(50, 10, 10, .24);
    }

    .hero-form-card h2 {
      margin-bottom: 8px;
      font-size: 26px;
      line-height: 1.15;
    }

    .hero-form-card h2::before {
      width: 28px;
      height: 28px;
      margin: 0 8px 0 0;
      font-size: 10px;
      vertical-align: 3px;
    }

    .hero-form-card p {
      margin-bottom: 18px;
      color: var(--muted);
      font-size: 14px;
    }

    .hero-proof {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      max-width: 680px;
      margin-top: 10px;
    }

    .proof-item {
      min-height: 86px;
      padding: 15px;
      border: 1px solid rgba(255, 255, 255, .16);
      border-radius: 8px;
      background: rgba(255, 255, 255, .10);
      backdrop-filter: blur(14px);
      transition: transform .22s ease, background .22s ease, border-color .22s ease;
    }

    .proof-item:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 255, 255, .36);
      background: rgba(255, 255, 255, .16);
    }

    .proof-item strong {
      display: block;
      color: #fff;
      font-size: 22px;
      line-height: 1.1;
    }

    .proof-item span {
      display: block;
      margin-top: 6px;
      color: rgba(255, 255, 255, .72);
      font-size: 13px;
    }

    .section {
      padding: 86px 0;
    }

    .page-hero {
      padding: 76px 0 64px;
      color: #fff;
      background:
        linear-gradient(90deg, rgba(0, 0, 0, .86), rgba(0, 0, 0, .62)),
        url("zerofiler-hero.png") center / cover no-repeat;
    }

    .page-hero .container {
      display: grid;
      gap: 18px;
      max-width: var(--max);
    }

    .page-hero h1 {
      max-width: 760px;
      margin: 0;
      font-size: clamp(36px, 5vw, 58px);
      line-height: 1.04;
    }

    .page-hero p {
      max-width: 680px;
      margin: 0;
      color: rgba(255, 255, 255, .82);
      font-size: 18px;
    }

    .page-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
    }

    .detail-card {
      padding: 24px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: #fff;
      box-shadow: 0 8px 22px rgba(26, 35, 142, .06);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .detail-card:hover {
      transform: translateY(-5px);
      border-color: rgba(26, 35, 142, .28);
      box-shadow: var(--shadow);
    }

    .detail-card .icon {
      margin-bottom: 16px;
    }

    .two-column {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 28px;
      align-items: start;
    }

    .mini-list {
      display: grid;
      gap: 12px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .mini-list li {
      display: grid;
      grid-template-columns: 24px minmax(0, 1fr);
      gap: 8px;
      color: #3a4d5f;
    }

    .mini-list li::before {
      content: "✓";
      color: var(--brand);
      font-weight: 900;
    }

    .section-alt {
      background: var(--brand-warm);
    }

    .container {
      width: min(var(--max), calc(100% - 32px));
      margin: 0 auto;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(260px, 420px);
      gap: 28px;
      align-items: end;
      margin-bottom: 34px;
    }

    .kicker {
      margin: 0 0 10px;
      color: var(--brand);
      font-size: 13px;
      font-weight: 850;
      text-transform: uppercase;
    }

    h2 {
      margin-bottom: 0;
      color: var(--ink);
      font-size: clamp(30px, 4vw, 48px);
      line-height: 1.08;
      letter-spacing: 0;
    }

    h2::before {
      content: "ZF";
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      margin-right: 12px;
      border-radius: 8px;
      background: var(--brand);
      color: #fff;
      font-size: 12px;
      font-weight: 900;
      vertical-align: 6px;
      box-shadow: 0 8px 18px rgba(26, 35, 142, .24);
    }

    .section-lede {
      margin: 0;
      color: var(--muted);
      font-size: 17px;
    }

    .service-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
    }

    .tools-panel {
      display: grid;
      grid-template-columns: .92fr 1.08fr;
      gap: 22px;
      align-items: stretch;
      padding: 26px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: #fff;
      box-shadow: var(--shadow);
    }

    .calculator-card {
      padding: 24px;
      border-radius: 8px;
      background: var(--brand-soft);
    }

    .calculator-card .field-grid {
      margin-top: 18px;
    }

    .calc-result {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .calc-box {
      min-height: 116px;
      padding: 18px;
      display: grid;
      align-content: center;
      border-radius: 8px;
      background: #fff;
      border: 1px solid rgba(26, 35, 142, .12);
    }

    .calc-box strong {
      color: var(--brand);
      font-size: 30px;
      line-height: 1;
    }

    .calc-box span {
      margin-top: 8px;
      color: var(--muted);
      font-size: 13px;
      font-weight: 750;
      text-transform: uppercase;
    }

    .logo-cloud {
      display: grid;
      grid-template-columns: repeat(5, minmax(0, 1fr));
      gap: 12px;
    }

    .logo-tile {
      min-height: 82px;
      display: grid;
      place-items: center;
      gap: 8px;
      padding: 18px 14px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: #fff;
      color: #464646;
      font-weight: 900;
      text-align: center;
      box-shadow: 0 8px 20px rgba(26, 35, 142, .05);
      transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    }

    .logo-tile img {
      width: min(150px, 86%);
      max-height: 48px;
      object-fit: contain;
      filter: saturate(.96);
    }

    .logo-tile .seal-logo {
      width: 54px;
      height: 54px;
      display: grid;
      place-items: center;
      border: 1px solid rgba(26, 35, 142, .20);
      border-radius: 999px;
      color: var(--brand);
      background: #fff;
      font-size: 12px;
      font-weight: 950;
      letter-spacing: 0;
    }

    .logo-tile span:last-child {
      font-size: 12px;
      color: #555;
    }

    .logo-tile:hover {
      transform: translateY(-4px);
      border-color: rgba(26, 35, 142, .30);
      box-shadow: var(--shadow);
      color: var(--ink);
    }

    .client-types {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
    }

    .client-type {
      min-height: 150px;
      padding: 20px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: #fff;
      box-shadow: 0 8px 22px rgba(26, 35, 142, .06);
      transition: transform .22s ease, box-shadow .22s ease;
    }

    .client-type:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow);
    }

    .client-type .icon {
      margin-bottom: 14px;
    }

    .service-card,
    .price-card,
    .testimonial,
    .faq-item {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--panel);
      box-shadow: 0 8px 22px rgba(26, 35, 142, .06);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .service-card:hover,
    .price-card:hover,
    .testimonial:hover,
    .faq-item:hover {
      transform: translateY(-6px);
      border-color: rgba(26, 35, 142, .28);
      box-shadow: var(--shadow);
    }

    .service-card {
      min-height: 230px;
      padding: 24px;
    }

    .icon {
      width: 42px;
      height: 42px;
      margin-bottom: 18px;
      display: grid;
      place-items: center;
      border-radius: 8px;
      background: var(--brand-soft);
      color: var(--brand);
      font-weight: 900;
    }

    .service-card:nth-child(3n + 2) .icon {
      background: var(--brand-soft);
      color: var(--brand);
    }

    .service-card:nth-child(3n) .icon {
      background: var(--brand-soft);
      color: var(--brand);
    }

    h3 {
      margin-bottom: 10px;
      color: var(--ink);
      font-size: 20px;
      line-height: 1.2;
    }

    .service-card p,
    .price-card p,
    .testimonial p,
    .faq-item p {
      margin-bottom: 0;
      color: var(--muted);
    }

    .process {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
      counter-reset: step;
    }

    .step {
      position: relative;
      padding: 26px 20px;
      border-top: 3px solid var(--brand);
      background: #fff;
      border-radius: 8px;
      box-shadow: 0 10px 30px rgba(26, 35, 142, .08);
      counter-increment: step;
      transition: transform .22s ease, box-shadow .22s ease;
    }

    .step:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow);
    }

    .step::before {
      content: "0" counter(step);
      display: inline-block;
      margin-bottom: 26px;
      color: var(--brand);
      font-size: 24px;
      font-weight: 900;
      line-height: 1;
    }

    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
      align-items: stretch;
    }

    .price-card {
      position: relative;
      min-height: 100%;
      padding: 26px;
      display: flex;
      flex-direction: column;
      gap: 22px;
    }

    .price-card.featured {
      border-color: rgba(26, 35, 142, .45);
      box-shadow: var(--shadow);
    }

    .tag {
      position: absolute;
      top: 18px;
      right: 18px;
      padding: 6px 10px;
      border-radius: 999px;
      background: var(--brand-soft);
      color: var(--brand);
      font-size: 12px;
      font-weight: 850;
    }

    .price {
      display: flex;
      align-items: flex-end;
      gap: 6px;
      color: var(--ink);
      font-weight: 900;
    }

    .price span:first-child {
      font-size: 48px;
      line-height: 1;
    }

    .price span:last-child {
      color: var(--muted);
      font-size: 14px;
      font-weight: 700;
    }

    .features {
      display: grid;
      gap: 10px;
      margin: 0;
      padding: 0;
      list-style: none;
      color: #3a4d5f;
      font-size: 15px;
    }

    .features li {
      display: grid;
      grid-template-columns: 22px minmax(0, 1fr);
      gap: 8px;
      align-items: start;
    }

    .features li::before {
      content: "✓";
      color: var(--brand);
      font-weight: 900;
    }

    .price-card .button {
      margin-top: auto;
    }

    .comparison-wrap {
      overflow-x: auto;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: #fff;
      box-shadow: 0 8px 22px rgba(26, 35, 142, .06);
    }

    table {
      width: 100%;
      border-collapse: collapse;
      min-width: 760px;
    }

    th,
    td {
      padding: 16px;
      border-bottom: 1px solid var(--line);
      text-align: left;
      font-size: 14px;
    }

    th {
      background: var(--brand-soft);
      color: var(--ink);
      font-weight: 850;
    }

    td:not(:first-child),
    th:not(:first-child) {
      text-align: center;
    }

    tr:last-child td {
      border-bottom: 0;
    }

    .yes {
      color: var(--brand);
      font-weight: 900;
    }

    .no {
      color: #a0aab5;
      font-weight: 800;
    }

    .cta-band {
      position: relative;
      overflow: hidden;
      padding: 58px 0;
      color: var(--ink);
      background: #fff;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .cta-band::after {
      content: "";
      position: absolute;
      inset: auto -80px -170px auto;
      width: 380px;
      height: 380px;
      border-radius: 999px;
      border: 56px solid rgba(26, 35, 142, .08);
    }

    .cta-inner {
      position: relative;
      z-index: 1;
      width: min(var(--max), calc(100% - 32px));
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }

    .cta-inner h2 {
      max-width: 680px;
      color: var(--ink);
    }

    .cta-inner h2::before,
    .contact-panel h2::before {
      background: var(--brand);
      color: #fff;
    }

    .cta-inner .kicker,
    .contact-panel .kicker {
      color: var(--brand);
    }

    .cta-inner p {
      max-width: 660px;
      margin: 14px 0 0;
      color: var(--muted);
    }

    .why-grid {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 36px;
      align-items: center;
    }

    .trust-list {
      display: grid;
      gap: 14px;
    }

    .trust-item {
      padding: 18px 0;
      border-bottom: 1px solid var(--line);
    }

    .trust-item:last-child {
      border-bottom: 0;
    }

    .metric-panel {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .metric {
      min-height: 142px;
      padding: 22px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      border-radius: 8px;
      color: var(--ink);
      background: #fff;
      border: 1px solid var(--line);
      transition: transform .22s ease, box-shadow .22s ease;
    }

    .metric:nth-child(2) {
      background: #fff;
    }

    .metric:nth-child(3) {
      background: #fff;
    }

    .metric:nth-child(4) {
      background: #fff;
    }

    .metric:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow);
    }

    .metric strong {
      color: var(--brand);
      font-size: 34px;
      line-height: 1;
    }

    .metric span {
      margin-top: 8px;
      color: var(--muted);
      font-size: 14px;
    }

    .testimonials {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
    }

    .testimonial {
      min-height: 260px;
      padding: 24px;
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .quote {
      color: var(--brand);
      font-size: 38px;
      font-weight: 900;
      line-height: .8;
    }

    .person {
      margin-top: auto;
      padding-top: 18px;
      border-top: 1px solid var(--line);
      color: var(--ink);
      font-weight: 850;
    }

    .person span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      font-weight: 650;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }

    .faq-item {
      padding: 22px;
    }

    .contact-layout {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 34px;
      align-items: start;
    }

    .contact-panel {
      padding: 30px;
      border-radius: 8px;
      color: var(--ink);
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: 0 12px 34px rgba(26, 35, 142, .08);
    }

    .contact-panel a {
      color: var(--brand);
      font-weight: 800;
    }

    .contact-panel h2 {
      color: var(--ink);
    }

    .contact-panel p {
      color: var(--muted);
    }

    .contact-list {
      display: grid;
      gap: 16px;
      margin-top: 28px;
    }

    .contact-list div {
      padding-top: 16px;
      border-top: 1px solid var(--line);
    }

    .contact-form {
      display: grid;
      gap: 14px;
      padding: 26px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: #fff;
      box-shadow: 0 12px 34px rgba(26, 35, 142, .08);
    }

    .hero-form-card .lead-form {
      display: grid;
      gap: 12px;
    }

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

    .hero-form-card textarea {
      min-height: 92px;
    }

    .field-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }

    label {
      display: grid;
      gap: 8px;
      color: #303857;
      font-size: 14px;
      font-weight: 750;
    }

    input,
    select,
    textarea {
      width: 100%;
      min-height: 48px;
      padding: 12px 14px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: #fff;
      color: var(--ink);
      font: inherit;
      outline: none;
    }

    textarea {
      min-height: 132px;
      resize: vertical;
    }

    input:focus,
    select:focus,
    textarea:focus {
      border-color: var(--brand);
      box-shadow: 0 0 0 4px rgba(26, 35, 142, .12);
    }

    .form-note {
      margin: 0;
      color: var(--muted);
      font-size: 13px;
    }

    .site-footer {
      padding: 42px 0 28px;
      color: rgba(255, 255, 255, .74);
      background: #050507;
    }

    .footer-grid {
      width: min(var(--max), calc(100% - 32px));
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1.3fr .7fr .7fr;
      gap: 28px;
    }

    .site-footer .brand {
      color: #fff;
    }

    .site-footer .brand-logo {
      filter: brightness(0) invert(1);
      opacity: .94;
    }

    .site-footer h3 {
      color: #fff;
    }

    .footer-links {
      display: grid;
      gap: 8px;
    }

    .footer-links a:hover {
      color: #fff;
    }

    .copyright {
      width: min(var(--max), calc(100% - 32px));
      margin: 32px auto 0;
      padding-top: 20px;
      border-top: 1px solid rgba(255, 255, 255, .12);
      font-size: 13px;
    }

    @media (max-width: 940px) {
      .nav {
        height: 66px;
      }

      .menu-button {
        display: block;
      }

      .nav-links,
      .nav-actions .button-outline {
        display: none;
      }

      .nav-links.open {
        position: absolute;
        left: 16px;
        right: 16px;
        top: 74px;
        display: grid;
        gap: 0;
        padding: 8px;
        border: 1px solid var(--line);
        border-radius: 8px;
        background: #fff;
        box-shadow: var(--shadow);
      }

      .nav-links.open a {
        padding: 12px;
      }

      .hero {
        min-height: auto;
      }

      .hero-inner {
        padding-top: 68px;
        padding-bottom: 44px;
        grid-template-columns: 1fr;
      }

      .hero-proof,
      .section-head,
      .tools-panel,
      .page-grid,
      .two-column,
      .service-grid,
      .process,
      .pricing-grid,
      .why-grid,
      .testimonials,
      .faq-grid,
      .contact-layout,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .logo-cloud,
      .client-types {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .top-strip-inner {
        padding: 8px 0;
        display: grid;
        justify-content: stretch;
      }

      .cta-inner {
        display: grid;
      }

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

    @media (max-width: 580px) {
      .nav {
        width: min(100% - 24px, var(--max));
      }

      .brand-logo {
        width: 136px;
      }

      .nav-actions .button-primary {
        display: none;
      }

      .hero::before {
        background:
          linear-gradient(180deg, rgba(0, 0, 0, .94) 0%, rgba(0, 0, 0, .86) 58%, rgba(0, 0, 0, .62) 100%),
          url("zerofiler-hero.png") center / cover no-repeat;
      }

      .hero-actions,
      .cta-inner .button,
      .contact-form .button,
      .hero-form-card .button {
        width: 100%;
      }

      .button {
        width: 100%;
        white-space: normal;
        text-align: center;
      }

      .section {
        padding: 62px 0;
      }

      .metric-panel {
        grid-template-columns: 1fr;
      }

      .logo-cloud,
      .client-types,
      .calc-result {
        grid-template-columns: 1fr;
      }

      .top-strip-links {
        display: grid;
        gap: 4px;
      }
    }