:root {
    --bg: #0f172a;
    --bg-soft: #f5f7fb;
    --surface: #ffffff;
    --text: #18212f;
    --muted: #5b6678;
    --line: #dbe2ea;
    --primary: #016db7;
    --primary-dark: #0a4f82;
    --shadow: 0 18px 50px rgba(15, 23, 42, 0.12);
    --radius: 18px;
    --container: 1180px;
  }
  
  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }
  
  html {
    scroll-behavior: smooth;
  }
  
  body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background: #fff;
    line-height: 1.6;
  }
  
  img {
    max-width: 100%;
    display: block;
  }
  
  a {
    color: inherit;
    text-decoration: none;
  }
  
  button {
    font: inherit;
  }
  
  .container {
    width: min(var(--container), calc(100% - 2rem));
    margin-inline: auto;
  }
  
  .topbar {
    background: #0a1220;
    color: rgba(255, 255, 255, 0.82);
    font-size: 0.92rem;
  }
  
  .topbar__inner {
    min-height: 42px;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 0.35rem 0;
  }
  
  .topbar__item {
    opacity: 0.95;
  }
  
  .site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(219, 226, 234, 0.75);
  }
  
  .topbar__item--whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
  }
  
  .topbar__icon {
    width: 15px;
    height: 15px;
    fill: currentColor;
    flex: 0 0 15px;
  }

  .navbar {
    min-height: 84px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 1.5rem;
  }
  
  .brand img {
    width: clamp(140px, 18vw, 250px);
    height: auto;
  }
  
  .nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.25rem;
  }
  
  .nav a {
    color: var(--text);
    font-weight: 600;
    position: relative;
  }
  
  .nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.35rem;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.25s ease;
  }
  
  .nav a:hover::after,
  .nav a:focus-visible::after {
    width: 100%;
  }
  
  .nav-toggle {
    display: none;
    border: 0;
    background: transparent;
    padding: 0;
    width: 44px;
    height: 44px;
  }
  
  .nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    margin: 5px auto;
    background: var(--text);
    transition: transform 0.25s ease, opacity 0.25s ease;
  }
  
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0.9rem 1.2rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 700;
    transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  }
  
  .btn:hover {
    transform: translateY(-1px);
  }
  
  .btn--primary {
    background: var(--primary);
    color: #fff;
  }
  
  .btn--primary:hover {
    background: var(--primary-dark);
  }
  
  .btn--ghost {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.35);
  }
  
  .btn--dark {
    color: var(--text);
    border-color: var(--line);
    background: #fff;
  }
  
  .hero {
    position: relative;
    min-height: calc(100svh - 126px);
    display: grid;
    align-items: center;
    background:
      linear-gradient(120deg, rgba(8, 20, 37, 0.82), rgba(1, 109, 183, 0.28)),
      url("../img/hero/heroMarba2.png") center/cover no-repeat;
    color: #fff;
  }
  .hero h1 {
    margin: 0;
    font-size: clamp(3rem, 7vw, 5.6rem);
    line-height: 0.98;
    letter-spacing: -0.03em;
  }
  
  .hero__subtitle {
    margin: 0.85rem 0 0;
    font-size: clamp(1.15rem, 2.2vw, 1.8rem);
    line-height: 1.2;
    font-weight: 700;
    color: #ffffff;
    max-width: 20ch;
  }
  
  .hero__text {
    max-width: 58ch;
    margin: 1rem 0 0;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.88);
  }
  .hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 18, 32, 0.18), rgba(10, 18, 32, 0.12));
  }
  
  .hero__content {
    position: relative;
    z-index: 1;
    padding: 5rem 0;
    max-width: 760px;
  }
  
  .eyebrow,
  .section-kicker {
    margin: 0 0 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.78rem;
    font-weight: 800;
    color: #8dd1ff;
  }
  
  .hero h1 {
    margin: 0;
    font-size: clamp(2.4rem, 6vw, 4.8rem);
    line-height: 1.05;
  }
  
  .hero__text {
    max-width: 62ch;
    margin: 1rem 0 0;
    font-size: 1.08rem;
    color: rgba(255, 255, 255, 0.9);
  }
  
  .hero__actions {
    margin-top: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
  }
  
  .section {
    padding: 5rem 0;
  }
  
  .section--alt {
    background: var(--bg-soft);
  }
  
  .section-heading {
    max-width: 740px;
    margin-bottom: 2rem;
  }
  
  .section-heading h2,
  .split__content h2,
  .cta h2 {
    margin: 0 0 0.6rem;
    font-size: clamp(1.9rem, 3vw, 3rem);
    line-height: 1.15;
  }
  
  .section-heading p,
  .split__content p,
  .cta p {
    margin: 0.65rem 0 0;
    color: var(--muted);
  }
  
  .cards {
    display: grid;
    gap: 1.5rem;
  }
  
  .cards--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  
  .card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
  }
  
  .card__body {
    padding: 1.25rem;
  }
  
  .card h3 {
    margin: 0 0 0.5rem;
    font-size: 1.2rem;
  }
  
  .card p {
    margin: 0;
    color: var(--muted);
  }
  
  .service-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    background: #eef2f7;
  }
  
  .split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2rem;
    align-items: center;
  }
  
  .split__media img {
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }
  
  .stats {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.5rem;
  }
  
  .stat {
    min-width: 130px;
    padding: 1rem 1.1rem;
    border-radius: 16px;
    background: #fff;
    border: 1px solid var(--line);
  }
  
  .stat strong {
    display: block;
    font-size: 1.6rem;
    color: var(--primary);
  }
  
  .stat span {
    color: var(--muted);
    font-size: 0.95rem;
  }
  
  .gallery {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
  }
  
  .gallery__item {
    margin: 0;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--line);
    background: #fff;
  }
  
  .gallery__item img {
    width: 100%;
    aspect-ratio: 1 / 0.82;
    object-fit: cover;
    transition: transform 0.35s ease;
  }
  
  .gallery__item:hover img {
    transform: scale(1.03);
  }
  
  .cta {
    background:
      linear-gradient(135deg, rgba(1, 109, 183, 0.08), rgba(10, 79, 130, 0.14));
  }
  
  .cta__box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: 2rem;
    border-radius: 24px;
    border: 1px solid var(--line);
    background: #fff;
    box-shadow: var(--shadow);
  }
  
  .cta__actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
  }
  
  .site-footer {
    background: #0a1220;
    color: rgba(255, 255, 255, 0.86);
    padding: 2rem 0;
  }
  
  .footer__inner {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 1.5rem;
    align-items: center;
  }
  
  .footer__logo {
    width: 180px;
    margin-bottom: 0.65rem;
    filter: brightness(0) invert(1);
  }
  
  .footer__nav {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
  }
  
  .footer__nav a {
    color: rgba(255, 255, 255, 0.86);
  }
  
  .footer__copy {
    margin: 0;
    text-align: right;
  }
  
  @media (max-width: 980px) {
    .cards--3,
    .gallery,
    .split,
    .footer__inner,
    .cta__box {
      grid-template-columns: 1fr;
    }
  
    .cta__box,
    .footer__copy {
      text-align: left;
    }
  
    .navbar {
      grid-template-columns: auto auto;
    }
  
    .nav-cta {
      display: none;
    }
  
    .nav-toggle {
      display: block;
      justify-self: end;
    }
  
    .nav {
      grid-column: 1 / -1;
      display: none;
      flex-direction: column;
      align-items: stretch;
      gap: 0;
      padding: 0.5rem 0 1rem;
    }
  
    .nav.is-open {
      display: flex;
    }
  
    .nav a {
      padding: 0.9rem 0;
      border-top: 1px solid var(--line);
    }
  }
  
  @media (max-width: 640px) {
    .topbar__inner {
      justify-content: flex-start;
    }
  
    .hero {
      min-height: auto;
    }
  
    .section {
      padding: 4rem 0;
    }
  
    .cta__box {
      padding: 1.35rem;
    }
  
    .stats {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }
  .cards--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  
  .icon-card .card__body {
    padding: 1.4rem;
  }
  
  .icon-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: rgba(1, 109, 183, 0.1);
    color: var(--primary);
    font-weight: 800;
    margin-bottom: 1rem;
  }
  
  .clients-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
  }
  
  .client-pill {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 92px;
    padding: 1rem;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--text);
    text-align: center;
  }
  
  .quote-box {
    margin: 2rem 0 0;
    padding: 1.4rem 1.5rem;
    border-left: 4px solid var(--primary);
    background: rgba(1, 109, 183, 0.06);
    border-radius: 14px;
    color: var(--text);
    font-size: 1.05rem;
  }
  
  @media (max-width: 980px) {
    .cards--4,
    .clients-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }
  
  @media (max-width: 640px) {
    .cards--4,
    .clients-grid {
      grid-template-columns: 1fr;
    }
  }
  .clients-grid--logos {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1rem;
    align-items: stretch;
  }
  
  .client-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 110px;
    padding: 1rem;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
  }
  
  .client-logo img {
    max-width: 190%;
    max-height: 62px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.78;
    transition: filter 0.25s ease, opacity 0.25s ease, transform 0.25s ease;
  }
  
  .client-logo:hover img {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.05);
  }
  
  @media (max-width: 980px) {
    .clients-grid--logos {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }
  }
  
  @media (max-width: 640px) {
    .clients-grid--logos {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  
    .client-logo {
      min-height: 92px;
      padding: 1rem;
    }
  
    .client-logo img {
      max-height: 60px;
    }
  }