/* ── NAV ── */
    nav {
      position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(8px);
      border-bottom: 2px solid var(--orange);
      padding: 0 40px;
      height: 64px;
      display: flex; align-items: center; justify-content: space-between;
    }
    .nav-logo {
      display: flex; align-items: center; gap: 12px;
      text-decoration: none;
    }
    .nav-logo img { height: 38px; width: auto; border-radius: 4px; }
    .nav-logo span {
      font-family: 'Bebas Neue', cursive;
      font-size: 1.6rem;
      color: var(--orange);
      letter-spacing: 2px;
    }
    .nav-links { display: flex; gap: 32px; align-items: center; }
    .nav-links a {
      color: var(--muted);
      text-decoration: none;
      font-size: 0.82rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 1.2px;
      transition: color 0.2s;
    }
    .nav-links a:hover { color: var(--orange); }

    /* ── DROPDOWN ── */
    .nav-dropdown { position: relative; }
    .nav-dropdown > a { display: flex; align-items: center; gap: 4px; }
    .nav-dropdown > a::after { content: '▾'; font-size: 0.65rem; opacity: 0.6; }
    .nav-dropdown-menu {
      display: none;
      position: absolute; top: 100%; left: 50%;
      transform: translateX(-50%);
      padding-top: 14px;
      background: transparent;
      min-width: 160px;
      flex-direction: column;
      z-index: 1001;
    }
    .nav-dropdown-menu-inner {
      background: var(--surface);
      border: 1px solid var(--border);
      border-top: 2px solid var(--orange);
      border-radius: 0 0 6px 6px;
      display: flex;
      flex-direction: column;
    }
    .nav-dropdown:hover .nav-dropdown-menu { display: flex; }
    .nav-dropdown-menu a {
      padding: 10px 16px;
      font-size: 0.78rem;
      border-bottom: 1px solid var(--border);
      white-space: nowrap;
    }
    .nav-dropdown-menu a:last-child { border-bottom: none; }
    .nav-links .btn-presupuesto {
      background: var(--orange);
      color: #000;
      padding: 8px 20px;
      border-radius: 3px;
      font-family: 'Bebas Neue', cursive;
      font-size: 1rem;
      letter-spacing: 1px;
      transition: background 0.2s, transform 0.15s;
    }
    .nav-links .btn-presupuesto:hover { background: var(--orange2); transform: scale(1.03); }

    /* hamburger */
    .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
    .hamburger span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: 0.3s; }
    .mobile-menu {
      display: none; position: fixed; top: 64px; left: 0; right: 0;
      background: var(--surface); border-bottom: 2px solid var(--orange);
      flex-direction: column; padding: 24px 40px; gap: 20px; z-index: 999;
    }
    .mobile-menu.open { display: flex; }
    .mobile-menu a {
      color: var(--muted); text-decoration: none; font-size: 0.9rem;
      font-weight: 600; text-transform: uppercase; letter-spacing: 1px;
    }
    .mobile-menu a:hover { color: var(--orange); }

    /* ── HERO ── */
    #inicio {
      min-height: 70vh;
      background: linear-gradient(rgba(0,0,0,0.30), rgba(0,0,0,0.60)),
                  url('../img/bobcat.png') center/cover no-repeat;
      background: linear-gradient(rgba(0,0,0,0.30), rgba(0,0,0,0.60)),
                  image-set(url('../img/bobcat-1200w.webp') type("image/webp"), url('../img/bobcat.png') type("image/png")) center/cover no-repeat;
      display: flex; flex-direction: column;
      justify-content: center; align-items: center;
      text-align: center;
      padding: 64px 24px 40px;
    }
    @media (max-width: 600px) {
      #inicio {
        min-height: 55vh;
        background-position: 60% center;
      }
    }
    .hero-logo { width: 150px; height: auto; border: 2px solid var(--orange); border-radius: 10px; margin-bottom: 24px; }
    .hero-title {
      font-family: 'Bebas Neue', cursive;
      font-size: clamp(3.5rem, 10vw, 7rem);
      color: var(--orange);
      line-height: 0.95;
      letter-spacing: 2px;
    }
    .hero-sub {
      font-size: clamp(1rem, 2.5vw, 1.3rem);
      color: rgba(255,255,255,0.88);
      max-width: 560px;
      margin: 16px auto 0;
      font-weight: 300;
      line-height: 1.6;
    }
    .hero-ctas { display: flex; gap: 16px; margin-top: 36px; flex-wrap: wrap; justify-content: center; }
    .btn-primary {
      padding: 14px 36px; background: var(--orange); color: #000;
      text-decoration: none; font-family: 'Bebas Neue', cursive;
      font-size: 1.3rem; letter-spacing: 1px; border-radius: 3px;
      transition: background 0.2s, transform 0.15s;
    }
    .btn-primary:hover { background: var(--orange2); transform: scale(1.04); }
    .btn-outline {
      padding: 14px 36px; border: 2px solid var(--orange); color: var(--orange);
      text-decoration: none; font-family: 'Bebas Neue', cursive;
      font-size: 1.3rem; letter-spacing: 1px; border-radius: 3px;
      transition: background 0.2s, color 0.2s, transform 0.15s;
    }
    .btn-outline:hover { background: var(--orange); color: #000; transform: scale(1.04); }
    .hero-scroll {
      margin-top: 60px;
      animation: bounce 2s infinite;
      color: var(--muted);
      font-size: 1.8rem;
      text-decoration: none;
    }
    @keyframes bounce { 0%,100%{transform:translateY(0)} 50%{transform:translateY(8px)} }

    /* ── SECCIONES COMUNES ── */
    section { padding: 96px 40px; }
    .section-tag {
      font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
      letter-spacing: 2px; color: var(--orange); margin-bottom: 8px;
    }
    .section-title {
      font-family: 'Bebas Neue', cursive;
      font-size: clamp(2.4rem, 5vw, 3.5rem);
      color: var(--text);
      line-height: 1;
      margin-bottom: 16px;
    }
    .section-desc {
      font-size: 1rem; color: var(--muted); max-width: 560px; line-height: 1.7;
    }
    .section-header { margin-bottom: 56px; }

    /* ── SERVICIOS ── */
    #servicios { background: var(--surface); }
    .servicios-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 2px;
      max-width: 1200px; margin: 0 auto;
    }
    .servicio-card {
      background: var(--bg);
      padding: 40px 32px;
      border-left: 3px solid transparent;
      transition: border-color 0.2s, background 0.2s;
      cursor: default;
    }
    .servicio-card:hover { border-left-color: var(--orange); background: var(--surface2); }
    a.servicio-card { text-decoration: none; color: inherit; display: block; cursor: pointer; }
    .servicio-icon { font-size: 2.2rem; margin-bottom: 16px; }
    .servicio-card h3 {
      font-family: 'Bebas Neue', cursive;
      font-size: 1.5rem;
      color: var(--orange);
      letter-spacing: 1px;
      margin-bottom: 10px;
    }
    .servicio-card p { font-size: 0.9rem; color: var(--muted); line-height: 1.65; }

    /* ── FOTO EN TARJETA SERVICIO ── */
    .servicio-card-img {
      width: calc(100% + 64px); height: 130px; object-fit: cover;
      display: block; margin: -40px -32px 20px;
    }

    /* ── CONTACTO ── */
    #contacto { background: var(--surface); }
    .contacto-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 64px;
      max-width: 1100px; margin: 0 auto;
      align-items: start;
    }
    .contacto-info { display: flex; flex-direction: column; gap: 28px; }
    .contacto-item { display: flex; gap: 16px; align-items: flex-start; }
    .contacto-icon {
      width: 44px; height: 44px; background: var(--bg);
      border: 1px solid var(--border); border-radius: 4px;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.2rem; flex-shrink: 0;
    }
    .contacto-item h3 {
      font-size: 0.72rem; text-transform: uppercase; letter-spacing: 1px;
      color: var(--muted); margin-bottom: 4px; font-weight: 600;
    }
    .contacto-item p, .contacto-item a {
      font-size: 1rem; color: var(--text); text-decoration: none;
      line-height: 1.5;
    }
    .contacto-item a:hover { color: var(--orange); }
    .contacto-cta { margin-top: 16px; display: inline-block; }


    /* ── FOOTER ── */
    footer {
      background: var(--surface2);
      border-top: 1px solid var(--border);
      padding: 32px 40px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }
    .footer-left {
      display: flex; align-items: center; gap: 12px;
    }
    .footer-left img { height: 32px; width: auto; border-radius: 3px; opacity: 0.8; }
    .footer-left span {
      font-family: 'Bebas Neue', cursive;
      font-size: 1.2rem; color: var(--muted); letter-spacing: 2px;
    }
    .footer-copy { font-size: 0.78rem; color: var(--muted); }
    .footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
    .footer-links a { font-size: 0.78rem; color: var(--muted); text-decoration: none; }
    .footer-links a:hover { color: var(--orange); }

    /* ── RESPONSIVE ── */
    @media (max-width: 900px) {
      .nav-links { display: none; }
      .hamburger { display: flex; }
      .contacto-layout { grid-template-columns: 1fr; gap: 40px; }
    }
    @media (max-width: 600px) {
      section { padding: 64px 20px; }
      nav { padding: 0 20px; }
      footer { padding: 24px 20px; flex-direction: column; align-items: flex-start; }
    }

    .section-cta { text-align: center; }