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

    :root {
      --navy:      #0C1B2E;
      --navy-mid:  #0C2A4A;
      --blue:      #0C447C;
      --blue-mid:  #185FA5;
      --blue-lt:   #E6F1FB;
      --amber:     #EF9F27;
      --amber-dk:  #BA7517;
      --gray-dk:   #2C2C2A;
      --gray-mid:  #5F5E5A;
      --gray-lt:   #F1EFE8;
      --gray-bd:   #D3D1C7;
      --white:     #FFFFFF;
      --font-head: 'Barlow Condensed', sans-serif;
      --font-body: 'Barlow', sans-serif;
    }

    html { scroll-behavior: smooth; }
    body { font-family: var(--font-body); background: var(--white); color: var(--gray-dk); line-height: 1.6; }

    /* ── NAV ── */
    nav {
      background: var(--navy);
      position: sticky; top: 0; z-index: 100;
      display: flex; align-items: center; justify-content: space-between;
      padding: 0 48px; height: 60px;
      border-bottom: 1px solid rgba(255,255,255,0.06);
    }
    .nav-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
    .nav-logo-text { font-family: var(--font-head); font-size: 22px; font-weight: 700; color: var(--white); letter-spacing: 4px; }
    .nav-links { display: flex; gap: 32px; list-style: none; }
    .nav-links a { font-size: 13px; font-weight: 500; color: #85B7EB; text-decoration: none; letter-spacing: 0.05em; transition: color 0.2s; }
    .nav-links a:hover { color: var(--white); }
    .nav-cta { font-size: 12px; font-weight: 600; color: var(--amber); border: 1px solid rgba(239,159,39,0.4); padding: 7px 18px; border-radius: 6px; text-decoration: none; letter-spacing: 0.05em; transition: background 0.2s; }
    .nav-cta:hover { background: rgba(239,159,39,0.12); }

    /* ── HERO ── */
    .hero {
      background: var(--navy);
      padding: 100px 48px 110px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .hero::before {
      content: '';
      position: absolute; inset: 0;
      background-image: radial-gradient(circle at 20% 80%, rgba(24,95,165,0.15) 0%, transparent 50%),
                        radial-gradient(circle at 80% 20%, rgba(239,159,39,0.08) 0%, transparent 50%);
      pointer-events: none;
    }
    .hero-geo {
      position: absolute; top: 0; left: 0; width: 100%; height: 100%;
      pointer-events: none; opacity: 0.07;
    }
    .hero-badge {
      display: inline-block;
      font-size: 11px; font-weight: 600; letter-spacing: 2.5px;
      color: var(--amber);
      background: rgba(239,159,39,0.1);
      border: 1px solid rgba(239,159,39,0.25);
      padding: 5px 16px; border-radius: 20px;
      margin-bottom: 28px;
      animation: fadeUp 0.6s ease both;
    }
    .hero h1 {
      font-family: var(--font-head);
      font-size: clamp(52px, 9vw, 88px);
      font-weight: 700;
      color: var(--white);
      letter-spacing: 10px;
      line-height: 1;
      margin-bottom: 8px;
      animation: fadeUp 0.6s 0.1s ease both;
    }
    .hero-sub {
      font-size: 12px; font-weight: 600;
      letter-spacing: 4px; color: #85B7EB;
      margin-bottom: 28px;
      animation: fadeUp 0.6s 0.2s ease both;
    }
    .hero-rule {
      width: 56px; height: 2px;
      background: var(--amber);
      margin: 0 auto 28px;
      border-radius: 2px;
      animation: fadeUp 0.6s 0.25s ease both;
    }
    .hero p {
      font-size: 17px; color: #85B7EB;
      max-width: 520px; margin: 0 auto 40px;
      line-height: 1.75;
      animation: fadeUp 0.6s 0.3s ease both;
    }
    .hero-buttons { display: flex; gap: 14px; justify-content: center; animation: fadeUp 0.6s 0.4s ease both; }
    .btn-primary {
      background: var(--amber); color: #2C1A00;
      font-family: var(--font-body); font-size: 14px; font-weight: 700;
      padding: 14px 32px; border-radius: 8px; text-decoration: none;
      letter-spacing: 0.04em; border: none; cursor: pointer;
      transition: background 0.2s, transform 0.15s;
    }
    .btn-primary:hover { background: #FAC775; transform: translateY(-1px); }
    .btn-secondary {
      background: transparent; color: var(--white);
      font-family: var(--font-body); font-size: 14px; font-weight: 500;
      padding: 14px 32px; border-radius: 8px; text-decoration: none;
      border: 1px solid rgba(255,255,255,0.2); cursor: pointer;
      transition: border-color 0.2s, transform 0.15s;
    }
    .btn-secondary:hover { border-color: rgba(255,255,255,0.5); transform: translateY(-1px); }

    /* ── SECTIONS ── */
    section { padding: 80px 48px; }
    .section-inner { max-width: 1000px; margin: 0 auto; }
    .section-eyebrow { font-size: 11px; font-weight: 700; letter-spacing: 2.5px; color: var(--blue-mid); text-transform: uppercase; margin-bottom: 10px; }
    .section-title { font-family: var(--font-head); font-size: 36px; font-weight: 700; color: var(--navy); letter-spacing: 1px; margin-bottom: 40px; }
    section.alt { background: var(--gray-lt); }

    /* ── SERVICES ── */
    .services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .service-card {
      background: var(--white);
      border: 1px solid var(--gray-bd);
      border-top: 3px solid var(--blue);
      border-radius: 10px; padding: 28px 24px;
      transition: border-top-color 0.2s, transform 0.2s;
    }
    .service-card:hover { border-top-color: var(--amber); transform: translateY(-3px); }
    .service-icon {
      width: 44px; height: 44px;
      background: var(--blue-lt);
      border-radius: 10px;
      display: flex; align-items: center; justify-content: center;
      margin-bottom: 16px;
    }
    .service-card h3 { font-size: 15px; font-weight: 600; color: var(--navy); margin-bottom: 8px; }
    .service-card p { font-size: 13px; color: var(--gray-mid); line-height: 1.65; }

    /* ── GALLERY ── */
    .gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .gallery-item { aspect-ratio: 4/3; border-radius: 10px; overflow: hidden; border: 1px solid var(--gray-bd); position: relative; background: #F1EFE8; }

    /* placeholder */
    .gph { width:100%; height:100%; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:10px; background:#F1EFE8; }
    .gph-tag { font-size:10px; font-weight:600; letter-spacing:1px; padding:3px 10px; border-radius:20px; background:#E6F1FB; color:#0C447C; }
    .gph-cap { font-size:11px; color:#B4B2A9; }

    /* carousel */
    .gc { position:relative; width:100%; height:100%; }
    .gc-track { display:flex; height:100%; transition:transform 0.42s ease; }
    .gc-slide { min-width:100%; height:100%; flex-shrink:0; overflow:hidden; }
    .gc-slide img { width:100%; height:100%; object-fit:cover; display:block; }
    .gc-tag { position:absolute; top:10px; left:10px; z-index:4; font-size:10px; font-weight:600; letter-spacing:1px; padding:3px 10px; border-radius:20px; background:rgba(12,27,46,0.75); color:#EF9F27; border:1px solid rgba(239,159,39,0.4); pointer-events:none; }
    .gc-btn { position:absolute; top:50%; transform:translateY(-50%); z-index:5; background:rgba(12,27,46,0.7); border:none; color:#fff; width:32px; height:32px; border-radius:50%; cursor:pointer; font-size:20px; line-height:1; display:flex; align-items:center; justify-content:center; }
    .gc-btn:hover { background:rgba(12,27,46,1); }
    .gc-prev { left:8px; }
    .gc-next { right:8px; }
    .gc-dots { position:absolute; bottom:8px; left:50%; transform:translateX(-50%); display:flex; gap:5px; z-index:4; pointer-events:none; }
    .gc-dot { width:7px; height:7px; border-radius:50%; background:rgba(255,255,255,0.4); pointer-events:all; border:none; cursor:pointer; padding:0; transition:background 0.2s; }
    .gc-dot.on { background:#EF9F27; }

    /* lightbox trigger */
    .glb { position:relative; width:100%; height:100%; cursor:pointer; }
    .glb-over { position:absolute; inset:0; background:rgba(12,27,46,0.55); display:flex; align-items:center; justify-content:center; opacity:0; transition:opacity 0.25s; }
    .glb:hover .glb-over { opacity:1; }
    .glb-btn { background:#EF9F27; color:#2C1A00; border:none; font-size:13px; font-weight:700; padding:10px 22px; border-radius:20px; cursor:pointer; }

    /* lightbox modal */
    .lbm { display:none; position:fixed; inset:0; background:rgba(8,14,24,0.96); z-index:9999; flex-direction:column; align-items:center; justify-content:center; }
    .lbm.on { display:flex; }
    .lbm-img { max-width:88vw; max-height:70vh; object-fit:contain; border-radius:8px; }
    .lbm-close { position:absolute; top:18px; right:24px; background:none; border:none; color:#fff; font-size:32px; cursor:pointer; line-height:1; z-index:2; }
    .lbm-nav { position:absolute; top:50%; transform:translateY(-50%); background:rgba(255,255,255,0.1); border:none; color:#fff; width:46px; height:46px; border-radius:50%; font-size:22px; cursor:pointer; display:flex; align-items:center; justify-content:center; }
    .lbm-nav:hover { background:rgba(239,159,39,0.5); }
    .lbm-prev { left:18px; }
    .lbm-next { right:18px; }
    .lbm-thumbs { display:flex; gap:8px; margin-top:14px; }
    .lbm-th { width:64px; height:46px; object-fit:cover; border-radius:5px; cursor:pointer; opacity:0.5; border:2px solid transparent; transition:opacity 0.2s; }
    .lbm-th.on { opacity:1; border-color:#EF9F27; }
    .lbm-title { color:#B5D4F4; font-size:13px; margin-top:12px; }
    .lbm-caption { color:#fff; font-size:15px; font-weight:500; margin-top:10px; text-align:center; background:rgba(0,0,0,0.45); padding:6px 18px; border-radius:6px; max-width:80vw; letter-spacing:0.01em; }

    .gallery-note { text-align:center; margin-top:20px; font-size:13px; color:var(--gray-mid); font-style:italic; }
    /* ── CONTACT ── */
    .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
    .contact-info h3 { font-family: var(--font-head); font-size: 22px; font-weight: 700; color: var(--navy); margin-bottom: 12px; letter-spacing: 0.5px; }
    .contact-info p { font-size: 14px; color: var(--gray-mid); line-height: 1.8; margin-bottom: 28px; }
    .contact-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
    .contact-list li { display: flex; align-items: flex-start; gap: 12px; }
    .contact-dot { width: 8px; height: 8px; background: var(--amber); border-radius: 50%; flex-shrink: 0; margin-top: 5px; }
    .contact-list span { font-size: 14px; color: var(--gray-dk); line-height: 1.5; }
    .contact-list strong { display: block; font-size: 12px; font-weight: 600; color: var(--blue-mid); letter-spacing: 0.5px; }
    .form-card { background: var(--navy); border-radius: 12px; padding: 32px; }
    .form-group { margin-bottom: 16px; }
    .form-group label { display: block; font-size: 11px; font-weight: 600; letter-spacing: 1px; color: #85B7EB; margin-bottom: 8px; text-transform: uppercase; }
    .form-group input, .form-group select, .form-group textarea {
      width: 100%; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12);
      border-radius: 8px; padding: 11px 14px; font-size: 14px; font-family: var(--font-body);
      color: var(--white); outline: none; transition: border-color 0.2s; }
    .form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,0.25); }
    .form-group input:focus, .form-group textarea:focus { border-color: var(--amber); }
    .form-group textarea { height: 100px; resize: none; }
    .form-group select { appearance: none; cursor: pointer; color: rgba(255,255,255,0.7); }
    .form-group select option { background: var(--navy); }
    .btn-form { width: 100%; background: var(--amber); color: #2C1A00; font-family: var(--font-body);
      font-size: 14px; font-weight: 700; padding: 13px; border-radius: 8px; border: none;
      cursor: pointer; letter-spacing: 0.05em; transition: background 0.2s; }
    .btn-form:hover { background: #FAC775; }

    /* ── FOOTER ── */
    footer { background: var(--navy); padding: 40px 48px; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid rgba(255,255,255,0.06); }
    .footer-logo { font-family: var(--font-head); font-size: 24px; font-weight: 700; color: var(--white); letter-spacing: 5px; }
    .footer-slogan { font-size: 13px; color: #85B7EB; font-style: italic; }
    .footer-copy { font-size: 12px; color: #444441; }


    /* ── HERO CAROUSEL ── */
    .hc-section {
      position: relative;
      width: 100%;
      height: 520px;
      overflow: hidden;
      background: #0C1B2E;
    }
    .hc-track {
      display: flex;
      height: 100%;
      transition: transform 1.1s cubic-bezier(0.77,0,0.175,1);
      will-change: transform;
    }
    .hc-slide {
      min-width: 100%;
      height: 100%;
      position: relative;
      flex-shrink: 0;
      overflow: hidden;
    }
    .hc-slide img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      /* Sepia + tono ámbar */
      filter: sepia(0.85) saturate(0.6) hue-rotate(5deg) brightness(0.72);
      transform: scale(1.04);
      transition: transform 6s ease;
    }
    .hc-slide.hc-active img {
      transform: scale(1.0);
    }
    /* Overlay degradado naval sobre las fotos */
    .hc-slide::after {
      content: '';
      position: absolute;
      inset: 0;
      background:
        linear-gradient(to bottom, rgba(12,27,46,0.55) 0%, rgba(12,27,46,0.15) 40%, rgba(12,27,46,0.55) 100%),
        linear-gradient(to right, rgba(239,159,39,0.08) 0%, transparent 60%);
      pointer-events: none;
    }
    /* Texto superpuesto */
    .hc-overlay {
      position: absolute;
      inset: 0;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      z-index: 3;
      text-align: center;
      padding: 0 40px;
      pointer-events: none;
    }
    .hc-eyebrow {
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 3px;
      color: #EF9F27;
      text-transform: uppercase;
      margin-bottom: 14px;
      opacity: 0.9;
    }
    .hc-title {
      font-family: var(--font-head);
      font-size: clamp(26px, 4vw, 48px);
      font-weight: 700;
      color: #FFFFFF;
      letter-spacing: 2px;
      line-height: 1.15;
      margin-bottom: 16px;
      text-shadow: 0 2px 20px rgba(0,0,0,0.5);
    }
    .hc-title span { color: #EF9F27; }
    .hc-sub {
      font-size: 15px;
      color: rgba(255,255,255,0.78);
      max-width: 520px;
      line-height: 1.7;
      text-shadow: 0 1px 8px rgba(0,0,0,0.4);
    }
    /* Barra ámbar inferior */
    .hc-bar {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(to right, transparent, #EF9F27 20%, #EF9F27 80%, transparent);
      z-index: 4;
    }
    /* Dots de navegación */
    .hc-dots {
      position: absolute;
      bottom: 18px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: 6px;
      z-index: 5;
    }
    .hc-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: rgba(255,255,255,0.35);
      border: none;
      padding: 0;
      cursor: pointer;
      transition: background 0.3s, transform 0.3s;
    }
    .hc-dot.on {
      background: #EF9F27;
      transform: scale(1.3);
    }
    /* Flechas */
    .hc-arrow {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      z-index: 5;
      background: rgba(12,27,46,0.5);
      border: 1px solid rgba(239,159,39,0.3);
      color: #EF9F27;
      width: 40px;
      height: 40px;
      border-radius: 50%;
      font-size: 22px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background 0.2s, border-color 0.2s;
    }
    .hc-arrow:hover {
      background: rgba(239,159,39,0.25);
      border-color: #EF9F27;
    }
    .hc-arrow.left { left: 20px; }
    .hc-arrow.right { right: 20px; }
    /* Borde de transición hacia servicios */
    .hc-bottom-fade {
      position: absolute;
      bottom: 0; left: 0; right: 0;
      height: 60px;
      background: linear-gradient(to bottom, transparent, var(--white, #fff));
      z-index: 4;
      pointer-events: none;
    }

    /* ── WHATSAPP BUTTON ── */
    .whatsapp-btn {
      position: fixed;
      bottom: 30px;
      right: 30px;
      background-color: #25d366;
      color: white;
      border-radius: 50px;
      padding: 10px 20px;
      display: flex;
      align-items: center;
      gap: 10px;
      text-decoration: none;
      z-index: 1000;
      box-shadow: 0 4px 12px rgba(0,0,0,0.2);
      transition: transform 0.3s ease, background-color 0.3s ease;
      font-weight: 600;
      font-size: 14px;
    }
    .whatsapp-btn i { font-size: 24px; }
    .whatsapp-btn:hover {
      transform: scale(1.05);
      background-color: #20b358;
    }
    .whatsapp-text { display: inline-block; }

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

    @media (max-width: 768px) {
      nav { padding: 0 20px; }
      .nav-links { display: none; }
      .nav-cta { padding: 6px 12px; font-size: 11px; }
      
      .hero { padding: 80px 20px 60px; }
      .hero h1 { font-size: 42px; letter-spacing: 6px; }
      .hero-buttons { flex-direction: column; gap: 12px; }
      .btn-primary, .btn-secondary { width: 100%; text-align: center; }

      .hc-section { height: 400px; }
      .hc-title { font-size: 24px; }
      .hc-sub { font-size: 14px; }

      section { padding: 60px 20px; }
      .section-title { font-size: 28px; }
      
      .services-grid, .gallery-grid, .contact-grid { grid-template-columns: 1fr; }
      
      .whatsapp-text { display: none; }
      .whatsapp-btn { padding: 12px; border-radius: 50%; bottom: 20px; right: 20px; }
      .whatsapp-btn i { font-size: 28px; }

      footer { flex-direction: column; gap: 20px; text-align: center; padding: 40px 20px; }
    }