*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    :root {
      --white: #ffffff;
      --off-white: #f7f6f2;
      --ink: #1a1a18;
      --ink-muted: #6b6b66;
      --ink-light: #aeada8;
      --accent: #c8a96e;
      --accent-dark: #9b7d46;
      --border: rgba(26,26,24,0.1);
      --font-display: 'DM Serif Display', Georgia, serif;
      --font-body: 'DM Sans', system-ui, sans-serif;
    }

    html { scroll-behavior: smooth; }

    body {
      font-family: var(--font-body);
      background: var(--white);
      color: var(--ink);
      line-height: 1.6;
      overflow-x: hidden;
    }

    /* NAV */
    nav {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 100;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 1.25rem 6vw;
      background: rgba(255,255,255,0.92);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
    }

    .nav-logo {
      display: flex;
      align-items: center;
      gap: 0.65rem;
      text-decoration: none;
    }

    .nav-logo svg { flex-shrink: 0; }

    .nav-logo-text {
      font-family: var(--font-body);
      font-weight: 300;
      font-size: 0.92rem;
      letter-spacing: 0.2em;
      color: var(--ink);
      text-transform: uppercase;
    }

    .nav-logo-text span {
      font-weight: 500;
      color: var(--accent);
      letter-spacing: 0.3em;
    }

    .nav-links {
      display: flex;
      gap: 2.5rem;
      list-style: none;
    }

    .nav-links a {
      font-size: 0.82rem;
      font-weight: 400;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--ink-muted);
      text-decoration: none;
      transition: color 0.2s;
    }

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

    .nav-cta {
      font-size: 0.82rem;
      font-weight: 500;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: var(--ink);
      text-decoration: none;
      border-bottom: 1.5px solid var(--accent);
      padding-bottom: 1px;
      transition: color 0.2s, border-color 0.2s;
    }

    .nav-cta:hover { color: var(--accent-dark); border-color: var(--accent-dark); }

    /* HERO */
    .hero {
      min-height: 100vh;
      display: grid;
      grid-template-columns: 1fr 1fr;
      align-items: center;
      padding: 8rem 6vw 5rem;
      gap: 4rem;
    }

    .hero-eyebrow {
      font-size: 0.72rem;
      font-weight: 500;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 1.5rem;
    }

    .hero h1 {
      font-family: var(--font-display);
      font-size: clamp(2.8rem, 5vw, 4.2rem);
      line-height: 1.08;
      font-weight: 400;
      letter-spacing: -0.01em;
      color: var(--ink);
      margin-bottom: 1.75rem;
    }

    .hero h1 em { font-style: italic; color: var(--accent); }

    .hero-desc {
      font-size: 1.05rem;
      font-weight: 300;
      color: var(--ink-muted);
      max-width: 480px;
      line-height: 1.75;
      margin-bottom: 2.75rem;
    }

    .hero-actions {
      display: flex;
      gap: 1.25rem;
      align-items: center;
      flex-wrap: wrap;
    }

    .btn-primary {
      display: inline-block;
      padding: 0.8rem 2rem;
      background: var(--ink);
      color: var(--white);
      font-size: 0.82rem;
      font-weight: 500;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      text-decoration: none;
      border: 1.5px solid var(--ink);
      transition: background 0.2s, color 0.2s;
    }

    .btn-primary:hover { background: var(--accent); border-color: var(--accent); }

    .btn-ghost {
      display: inline-block;
      padding: 0.8rem 2rem;
      background: transparent;
      color: var(--ink);
      font-size: 0.82rem;
      font-weight: 500;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      text-decoration: none;
      border: 1.5px solid var(--border);
      transition: border-color 0.2s, color 0.2s;
    }

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

    .hero-visual {
      position: relative;
      height: 480px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .hero-card {
      background: var(--off-white);
      border: 1px solid var(--border);
      padding: 2rem 2.25rem;
      width: 100%;
      max-width: 400px;
      position: relative;
    }

    .hero-card::before {
      content: '';
      position: absolute;
      top: -1px; left: 2rem;
      width: 3rem; height: 3px;
      background: var(--accent);
    }

    .card-tag {
      font-size: 0.68rem;
      font-weight: 500;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 1rem;
    }

    .card-title {
      font-family: var(--font-display);
      font-size: 1.4rem;
      line-height: 1.25;
      color: var(--ink);
      margin-bottom: 1.25rem;
    }

    .card-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.65rem;
    }

    .card-list li {
      font-size: 0.88rem;
      color: var(--ink-muted);
      display: flex;
      align-items: center;
      gap: 0.75rem;
    }

    .card-list li::before {
      content: '';
      display: inline-block;
      width: 18px; height: 1px;
      background: var(--accent);
      flex-shrink: 0;
    }

    .floating-badge {
      position: absolute;
      bottom: -2rem; right: -1.5rem;
      background: var(--white);
      border: 1px solid var(--border);
      padding: 0.75rem 1.1rem;
      font-size: 0.78rem;
      color: var(--ink-muted);
      box-shadow: 0 4px 24px rgba(0,0,0,0.06);
    }

    .floating-badge strong {
      display: block;
      font-family: var(--font-display);
      font-size: 1.1rem;
      color: var(--ink);
      font-weight: 400;
    }

    .divider {
      height: 1px;
      background: var(--border);
      margin: 0 6vw;
    }

    /* STATS */
    .stats {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      padding: 4rem 6vw;
    }

    .stat {
      padding: 2rem 2.5rem;
      border-right: 1px solid var(--border);
    }

    .stat:last-child { border-right: none; }

    .stat-number {
      font-family: var(--font-display);
      font-size: 3rem;
      line-height: 1;
      color: var(--ink);
      margin-bottom: 0.5rem;
    }

    .stat-number span { color: var(--accent); }

    .stat-label {
      font-size: 0.8rem;
      font-weight: 400;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: var(--ink-muted);
    }

    /* SERVICES */
    .services {
      padding: 6rem 6vw;
      background: var(--off-white);
    }

    .section-header {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      margin-bottom: 4rem;
    }

    .section-eyebrow {
      font-size: 0.72rem;
      font-weight: 500;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 0.75rem;
    }

    .section-title {
      font-family: var(--font-display);
      font-size: clamp(1.8rem, 3vw, 2.6rem);
      font-weight: 400;
      line-height: 1.15;
      color: var(--ink);
    }

    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.5px;
      background: var(--border);
    }

    .service-item {
      background: var(--off-white);
      padding: 2.5rem 2.25rem;
      transition: background 0.2s;
    }

    .service-item:hover { background: var(--white); }

    .service-number {
      font-family: var(--font-display);
      font-size: 0.8rem;
      color: var(--accent);
      margin-bottom: 1.5rem;
      font-style: italic;
    }

    .service-name {
      font-family: var(--font-display);
      font-size: 1.3rem;
      font-weight: 400;
      color: var(--ink);
      margin-bottom: 0.9rem;
      line-height: 1.2;
    }

    .service-desc {
      font-size: 0.88rem;
      color: var(--ink-muted);
      line-height: 1.7;
    }

    /* PROYECTOS */
    .projects {
      padding: 6rem 6vw;
      background: var(--white);
    }

    .projects-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.5px;
      background: var(--border);
      margin-top: 4rem;
    }

    .project-card {
      background: var(--white);
      padding: 2.5rem 2.25rem;
      position: relative;
      transition: background 0.2s;
      overflow: hidden;
    }

    .project-card:hover { background: var(--off-white); }

    .project-card::after {
      content: '';
      position: absolute;
      top: 0; left: 0;
      width: 3px;
      height: 100%;
      background: var(--accent);
      opacity: 0;
      transition: opacity 0.25s;
    }

    .project-card:hover::after { opacity: 1; }

    .project-index {
      font-size: 0.68rem;
      font-weight: 500;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 1rem;
    }

    .project-name {
      font-family: var(--font-display);
      font-size: 1.5rem;
      font-weight: 400;
      color: var(--ink);
      line-height: 1.15;
      margin-bottom: 0.4rem;
    }

    .project-tagline {
      font-size: 0.8rem;
      font-style: italic;
      color: var(--accent-dark);
      margin-bottom: 1rem;
      letter-spacing: 0.03em;
    }

    .project-desc {
      font-size: 0.86rem;
      color: var(--ink-muted);
      line-height: 1.75;
      margin-bottom: 1.5rem;
    }

    .project-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.35rem;
    }

    .project-tag {
      font-size: 0.67rem;
      font-weight: 500;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--ink-muted);
      border: 1px solid var(--border);
      padding: 0.2rem 0.6rem;
      background: var(--off-white);
    }

    /* Tarjeta confidencial */
    .project-card.confidential .project-name {
      color: var(--ink-muted);
    }

    .confidential-badge {
      display: inline-block;
      font-size: 0.62rem;
      font-weight: 500;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--ink-light);
      border: 1px solid var(--border);
      padding: 0.15rem 0.5rem;
      margin-bottom: 0.75rem;
    }

    /* Tarjeta próximamente */
    .project-card.coming-soon {
      display: flex;
      flex-direction: column;
      justify-content: center;
      background: var(--off-white);
      min-height: 240px;
    }

    .project-card.coming-soon:hover { background: var(--off-white); }
    .project-card.coming-soon::after { display: none; }

    .coming-label {
      font-size: 0.68rem;
      font-weight: 500;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      color: var(--ink-light);
      margin-bottom: 0.75rem;
    }

    .coming-title {
      font-family: var(--font-display);
      font-size: 1.4rem;
      font-weight: 400;
      color: var(--ink-light);
      line-height: 1.2;
    }

    /* PROCESS */
    .process { padding: 6rem 6vw; background: var(--off-white); }

    .process-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0;
      margin-top: 4rem;
      position: relative;
    }

    .process-steps::before {
      content: '';
      position: absolute;
      top: 1.25rem;
      left: calc(12.5% + 0.75rem);
      right: calc(12.5% + 0.75rem);
      height: 1px;
      background: var(--accent);
      opacity: 0.4;
    }

    .step { padding: 0 2rem 0 0; position: relative; }

    .step-dot {
      width: 10px; height: 10px;
      border-radius: 50%;
      background: var(--accent);
      margin-bottom: 1.5rem;
    }

    .step-number {
      font-size: 0.68rem;
      font-weight: 500;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--ink-light);
      margin-bottom: 0.5rem;
    }

    .step-name {
      font-family: var(--font-display);
      font-size: 1.1rem;
      color: var(--ink);
      font-weight: 400;
      margin-bottom: 0.6rem;
    }

    .step-desc {
      font-size: 0.83rem;
      color: var(--ink-muted);
      line-height: 1.65;
    }

    /* ABOUT */
    .about {
      padding: 6rem 6vw;
      background: var(--ink);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 6rem;
      align-items: center;
    }

    .about-eyebrow {
      font-size: 0.72rem;
      font-weight: 500;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 1.25rem;
    }

    .about h2 {
      font-family: var(--font-display);
      font-size: clamp(1.8rem, 3vw, 2.6rem);
      font-weight: 400;
      line-height: 1.15;
      color: var(--white);
      margin-bottom: 1.5rem;
    }

    .about p {
      font-size: 0.95rem;
      font-weight: 300;
      color: rgba(255,255,255,0.55);
      line-height: 1.8;
      margin-bottom: 1.25rem;
    }

    .about-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      margin-top: 2rem;
    }

    .tag {
      font-size: 0.75rem;
      font-weight: 400;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--accent);
      border: 1px solid rgba(200,169,110,0.3);
      padding: 0.35rem 0.85rem;
    }

    .about-right {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
    }

    .about-fact {
      border-left: 2px solid rgba(200,169,110,0.3);
      padding-left: 1.5rem;
    }

    .about-fact-label {
      font-size: 0.72rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: rgba(255,255,255,0.3);
      margin-bottom: 0.35rem;
    }

    .about-fact-value {
      font-family: var(--font-display);
      font-size: 1.05rem;
      color: var(--white);
      font-weight: 400;
    }

    /* CONTACT */
    .contact {
      padding: 7rem 6vw;
      text-align: center;
      max-width: 680px;
      margin: 0 auto;
    }

    .contact .section-eyebrow { text-align: center; }

    .contact h2 {
      font-family: var(--font-display);
      font-size: clamp(2rem, 4vw, 3.2rem);
      font-weight: 400;
      line-height: 1.1;
      color: var(--ink);
      margin-bottom: 1.25rem;
    }

    .contact p {
      font-size: 1rem;
      font-weight: 300;
      color: var(--ink-muted);
      margin-bottom: 2.5rem;
      line-height: 1.75;
    }

    .contact-email {
      font-family: var(--font-display);
      font-size: 1.35rem;
      color: var(--ink);
      text-decoration: none;
      border-bottom: 2px solid var(--accent);
      padding-bottom: 2px;
      transition: color 0.2s;
    }

    .contact-email:hover { color: var(--accent-dark); }

    /* FOOTER */
    footer {
      border-top: 1px solid var(--border);
      padding: 2rem 6vw;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .footer-logo {
      display: flex;
      align-items: center;
      gap: 0.6rem;
      text-decoration: none;
    }

    .footer-logo-text {
      font-family: var(--font-body);
      font-weight: 300;
      font-size: 0.85rem;
      letter-spacing: 0.2em;
      color: var(--ink);
      text-transform: uppercase;
    }

    .footer-logo-text span { font-weight: 500; color: var(--accent); }
    footer p { font-size: 0.78rem; color: var(--ink-light); }

    /* ANIMATIONS */
    .fade-up {
      opacity: 0;
      transform: translateY(28px);
      transition: opacity 0.65s ease, transform 0.65s ease;
    }

    .fade-up.visible { opacity: 1; transform: translateY(0); }

    /* RESPONSIVE */
    @media (max-width: 1024px) {
      .projects-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (max-width: 900px) {
      .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 7rem; }
      .hero-visual { display: none; }
      .stats { grid-template-columns: 1fr; }
      .stat { border-right: none; border-bottom: 1px solid var(--border); }
      .stat:last-child { border-bottom: none; }
      .services-grid { grid-template-columns: 1fr; }
      .projects-grid { grid-template-columns: 1fr; }
      .process-steps { grid-template-columns: 1fr 1fr; gap: 2rem; }
      .process-steps::before { display: none; }
      .about { grid-template-columns: 1fr; gap: 3rem; }
      .nav-links { display: none; }
    }

    @media (max-width: 540px) {
      .process-steps { grid-template-columns: 1fr; }
    }