/* ═══════════════════════════════════════════════════════
   MPT Asociados S.A.S. — Estilos — www.mpt.com.co
═══════════════════════════════════════════════════════ */

/* ============================================================
       VARIABLES — edita aquí los colores y fuentes principales
    ============================================================ */
    :root {
      --rojo:      #9B1C1C;
      --rojo-osc:  #6B1111;
      --azul:      #1B2A4A;
      --azul-med:  #243560;
      --gris:      #6B7280;
      --gris-cl:   #F4F4F2;
      --blanco:    #FFFFFF;
      --oro:       #C9A84C;
      --font-disp: 'Cormorant Garamond', serif;
      --font-body: 'Barlow', sans-serif;
      --font-cond: 'Barlow Condensed', sans-serif;
      --transition: 0.45s cubic-bezier(0.4,0,0.2,1);
    }

    /* ============================================================
       RESET & BASE
    ============================================================ */
    *, *::before, *::after { box-sizing: border-box; margin:0; padding:0; }
    html { scroll-behavior: smooth; font-size: 16px; }
    body {
      font-family: var(--font-body);
      color: var(--azul);
      background: var(--blanco);
      overflow-x: hidden;
    }
    img { max-width:100%; display:block; }
    a { text-decoration: none; color: inherit; }
    ul { list-style: none; }

    /* ============================================================
       NAVEGACIÓN
    ============================================================ */
    #navbar {
      position: fixed; top:0; left:0; right:0; z-index: 1000;
      display: flex; align-items: center; justify-content: space-between;
      padding: 0 5vw;
      height: 76px;
      background: var(--blanco);
      box-shadow: 0 2px 20px rgba(0,0,0,0.10);
      border-bottom: 3px solid var(--rojo);
      transition: background var(--transition), box-shadow var(--transition);
    }
    #navbar.scrolled {
      background: var(--blanco);
      box-shadow: 0 4px 30px rgba(0,0,0,0.15);
    }
    .nav-logo { display:flex; align-items:center; gap:12px; }
    .nav-logo img {
      height: 46px;
    }
    .nav-logo span {
      font-family: var(--font-cond);
      font-size: 1.25rem;
      font-weight: 700;
      letter-spacing: 0.12em;
      color: var(--blanco);
      text-transform: uppercase;
    }
    .nav-links {
      display: flex; gap: 2rem; align-items:center;
    }
    .nav-links a {
      font-family: var(--font-cond);
      font-size: 0.85rem;
      font-weight: 600;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--azul);
      position: relative;
      transition: color var(--transition);
    }
    .nav-links a::after {
      content:''; position:absolute; bottom:-4px; left:0; right:0;
      height:2px; background:var(--rojo); transform:scaleX(0);
      transition: transform var(--transition);
    }
    .nav-links a:hover { color: var(--rojo); }
    .nav-links a:hover::after { transform:scaleX(1); }
    .nav-cta {
      background: var(--rojo);
      color: var(--blanco) !important;
      padding: 8px 20px;
      border-radius: 2px;
      font-family: var(--font-cond) !important;
      font-size: 0.8rem !important;
      letter-spacing: 0.1em;
    }
    .nav-cta::after { display:none !important; }
    .nav-cta:hover { background: var(--rojo-osc) !important; }
    .burger { display:none; flex-direction:column; gap:5px; cursor:pointer; }
    .burger span { display:block; width:26px; height:2px; background:var(--azul); }

    /* ============================================================
       HERO — video de fondo
       📌 EDITAR: reemplaza la URL del video en el <source> del HTML
    ============================================================ */
    #hero {
      position: relative;
      min-height: 100vh;
      display: flex; align-items: center; justify-content: center;
      overflow: hidden;
    }
    #hero-video {
      position: absolute; inset:0;
      width:100%; height:100%;
      object-fit: cover;
      z-index: 0;
      filter: brightness(0.35);
    }
    /* Si no hay video, este fondo aparece */
    .hero-fallback {
      position:absolute; inset:0;
      background: linear-gradient(135deg, var(--azul) 0%, #0d1a30 60%, var(--rojo-osc) 100%);
      z-index: 0;
    }
    .hero-overlay {
      position:absolute; inset:0;
      background: linear-gradient(to right, rgba(27,42,74,0.65) 0%, transparent 70%);
      z-index:1;
    }
    .hero-content {
      position: relative; z-index:2;
      max-width: 900px;
      padding: 8rem 5vw 0;
      animation: fadeUp 1.2s ease both;
    }
    .hero-tag {
      display:inline-block;
      font-family: var(--font-cond);
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.25em;
      text-transform:uppercase;
      color: var(--oro);
      border-left: 3px solid var(--rojo);
      padding-left: 12px;
      margin-bottom: 1.5rem;
    }
    .hero-title {
      font-family: var(--font-disp);
      font-size: clamp(2.8rem, 6vw, 5.5rem);
      font-weight: 300;
      line-height: 1.08;
      color: var(--blanco);
      margin-bottom: 1.5rem;
    }
    .hero-title em { font-style:italic; color: var(--oro); }
    .hero-subtitle {
      font-size: 1.05rem;
      font-weight: 300;
      line-height: 1.75;
      color: rgba(255,255,255,0.8);
      max-width: 560px;
      margin-bottom: 2.5rem;
    }
    .hero-btns { display:flex; gap:1rem; flex-wrap:wrap; }
    .btn-primary {
      background: var(--rojo);
      color: var(--blanco);
      padding: 14px 32px;
      font-family: var(--font-cond);
      font-size: 0.85rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform:uppercase;
      border: none; cursor:pointer;
      transition: background var(--transition), transform var(--transition);
    }
    .btn-primary:hover { background: var(--rojo-osc); transform:translateY(-2px); }
    .btn-outline {
      border: 2px solid rgba(255,255,255,0.6);
      color: var(--blanco);
      padding: 12px 30px;
      font-family: var(--font-cond);
      font-size: 0.85rem;
      font-weight: 600;
      letter-spacing: 0.1em;
      text-transform:uppercase;
      cursor:pointer;
      transition: border-color var(--transition), background var(--transition);
    }
    .btn-outline:hover { border-color: var(--blanco); background: rgba(255,255,255,0.08); }
    .hero-scroll {
      position:absolute; bottom:2.5rem; left:50%; transform:translateX(-50%);
      z-index:2; display:flex; flex-direction:column; align-items:center; gap:8px;
    }
    .hero-scroll span {
      font-family: var(--font-cond);
      font-size: 0.65rem;
      letter-spacing:0.2em;
      text-transform:uppercase;
      color: rgba(255,255,255,0.5);
    }
    .scroll-line {
      width:1px; height:48px;
      background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
      animation: scrollPulse 2s ease-in-out infinite;
    }

    /* Stats bar */
    .stats-bar {
      background: var(--azul);
      display: grid;
      grid-template-columns: repeat(4,1fr);
      border-top: 4px solid var(--rojo);
    }
    .stat-item {
      padding: 2rem 1.5rem;
      text-align: center;
      border-right: 1px solid rgba(255,255,255,0.08);
      transition: background var(--transition);
    }
    .stat-item:last-child { border-right:none; }
    .stat-item:hover { background: rgba(255,255,255,0.04); }
    .stat-num {
      font-family: var(--font-disp);
      font-size: 2.8rem;
      font-weight: 700;
      color: var(--oro);
      line-height:1;
    }
    .stat-label {
      font-family: var(--font-cond);
      font-size: 0.72rem;
      letter-spacing:0.15em;
      text-transform:uppercase;
      color: rgba(255,255,255,0.55);
      margin-top: 6px;
    }

    /* ============================================================
       SECCIONES — layout general
    ============================================================ */
    section { padding: 7rem 5vw; }
    .section-tag {
      font-family: var(--font-cond);
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 0.25em;
      text-transform:uppercase;
      color: var(--rojo);
      display: flex; align-items:center; gap: 10px;
      margin-bottom: 1rem;
    }
    .section-tag::before {
      content:''; display:inline-block;
      width: 28px; height: 2px; background: var(--rojo);
    }
    .section-title {
      font-family: var(--font-disp);
      font-size: clamp(2rem, 4vw, 3.2rem);
      font-weight: 600;
      line-height: 1.15;
      color: var(--azul);
      margin-bottom: 1.5rem;
    }
    .section-title em { font-style:italic; color: var(--rojo); }
    .section-body {
      font-size: 1rem;
      line-height: 1.85;
      color: var(--gris);
      max-width: 600px;
    }

    /* ============================================================
       NOSOTROS
    ============================================================ */
    #nosotros {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 6rem;
      align-items: center;
      background: var(--blanco);
    }
    .nosotros-media {
      position: relative;
    }
    /* 📌 EDITAR: reemplaza la URL de imagen del bloque "nosotros" */
    .nosotros-main-img {
      width: 100%;
      aspect-ratio: 4/5;
      object-fit: cover;
      position: relative; z-index:1;
    }
    .nosotros-accent {
      position:absolute;
      bottom: -24px; right: -24px;
      width: 55%;
      aspect-ratio: 1;
      background: var(--rojo);
      z-index: 0;
    }
    .nosotros-badge {
      position:absolute;
      top: 24px; left: -24px;
      background: var(--azul);
      color: var(--blanco);
      padding: 1.5rem;
      z-index:2;
      text-align:center;
      min-width: 110px;
    }
    .nosotros-badge strong {
      display:block;
      font-family: var(--font-disp);
      font-size: 2.2rem;
      font-weight: 700;
      color: var(--oro);
      line-height:1;
    }
    .nosotros-badge span {
      font-family: var(--font-cond);
      font-size: 0.65rem;
      letter-spacing:0.15em;
      text-transform:uppercase;
      color: rgba(255,255,255,0.6);
    }
    .nosotros-values {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
      margin-top: 2.5rem;
    }
    .value-card {
      border: 1px solid #E5E7EB;
      padding: 1.2rem;
      transition: border-color var(--transition), transform var(--transition);
    }
    .value-card:hover { border-color: var(--rojo); transform: translateY(-3px); }
    .value-icon { font-size: 1.6rem; margin-bottom: 0.5rem; }
    .value-card h4 {
      font-family: var(--font-cond);
      font-size: 0.85rem;
      font-weight: 700;
      letter-spacing:0.08em;
      text-transform:uppercase;
      color: var(--azul);
      margin-bottom: 4px;
    }
    .value-card p { font-size:0.82rem; color:var(--gris); line-height:1.5; }

    /* ============================================================
       MISIÓN & VISIÓN
    ============================================================ */
    #mision {
      background: var(--azul);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0;
      padding: 0;
    }
    .mv-panel {
      padding: 6rem 5vw;
      position: relative;
      overflow: hidden;
    }
    .mv-panel::before {
      content: '"';
      position:absolute;
      top: -20px; right: 30px;
      font-family: var(--font-disp);
      font-size: 18rem;
      font-weight: 700;
      color: rgba(255,255,255,0.03);
      line-height:1;
      pointer-events:none;
    }
    .mv-panel.vision-panel {
      background: var(--rojo);
    }
    .mv-tag {
      font-family: var(--font-cond);
      font-size: 0.7rem;
      font-weight: 700;
      letter-spacing:0.3em;
      text-transform:uppercase;
      color: var(--oro);
      margin-bottom: 1.2rem;
    }
    .mv-title {
      font-family: var(--font-disp);
      font-size: 2.8rem;
      font-weight: 600;
      color: var(--blanco);
      margin-bottom: 1.5rem;
      line-height:1.1;
    }
    .mv-text {
      font-size: 0.95rem;
      line-height: 1.9;
      color: rgba(255,255,255,0.75);
    }
    .mv-year {
      margin-top: 2rem;
      display:inline-flex;
      align-items:center;
      gap: 10px;
      font-family: var(--font-cond);
      font-size: 0.75rem;
      letter-spacing:0.15em;
      text-transform:uppercase;
      color: var(--oro);
    }
    .mv-year::before { content:''; width:24px; height:1px; background:var(--oro); }

    /* ============================================================
       PROPUESTA DE VALOR
    ============================================================ */
    #valor {
      background: var(--gris-cl);
    }
    .valor-grid {
      display: grid;
      grid-template-columns: repeat(3,1fr);
      gap: 2px;
      margin-top: 3.5rem;
      background: #D1D5DB;
    }
    .valor-card {
      background: var(--blanco);
      padding: 2.5rem 2rem;
      transition: transform var(--transition), background var(--transition);
      position: relative;
      overflow:hidden;
    }
    .valor-card::after {
      content:'';
      position:absolute;
      bottom:0; left:0;
      height: 3px;
      width: 0;
      background: var(--rojo);
      transition: width var(--transition);
    }
    .valor-card:hover { background: var(--blanco); transform: translateY(-6px); }
    .valor-card:hover::after { width:100%; }
    .valor-num {
      font-family: var(--font-disp);
      font-size: 4rem;
      font-weight: 700;
      color: rgba(155,28,28,0.08);
      line-height:1;
      margin-bottom:1rem;
    }
    .valor-icon { font-size: 2rem; margin-bottom: 1rem; }
    .valor-card h3 {
      font-family: var(--font-cond);
      font-size: 1.1rem;
      font-weight: 700;
      letter-spacing:0.05em;
      text-transform:uppercase;
      color: var(--azul);
      margin-bottom: 0.75rem;
    }
    .valor-card p { font-size:0.9rem; color:var(--gris); line-height:1.7; }

    /* ============================================================
       LÍNEAS DE NEGOCIO — tabs
    ============================================================ */
    #lineas { background: var(--blanco); }
    .lineas-header { max-width: 700px; margin-bottom: 3rem; }
    .tabs {
      display: flex; gap: 0;
      border-bottom: 2px solid #E5E7EB;
      margin-bottom: 3rem;
      flex-wrap: wrap;
    }
    .tab-btn {
      font-family: var(--font-cond);
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform:uppercase;
      color: var(--gris);
      background: none;
      border: none;
      padding: 1rem 1.5rem;
      cursor:pointer;
      border-bottom: 3px solid transparent;
      margin-bottom: -2px;
      transition: color var(--transition), border-color var(--transition);
      white-space:nowrap;
    }
    .tab-btn.active { color: var(--rojo); border-bottom-color: var(--rojo); }
    .tab-btn:hover { color: var(--azul); }
    .tab-panel { display:none; }
    .tab-panel.active { display:grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items:center; }
    /* 📌 EDITAR: reemplaza la URL de la imagen de cada panel de línea de negocio */
    .tab-img {
      width:100%; aspect-ratio: 16/10;
      object-fit:cover;
      position:relative;
    }
    .tab-img-wrap {
      position:relative;
    }
    .tab-img-wrap::before {
      content:'';
      position:absolute;
      top:-16px; left:-16px;
      right:16px; bottom:16px;
      border: 2px solid var(--rojo);
      z-index:0;
    }
    .tab-img { position:relative; z-index:1; }
    .tab-content-inner h3 {
      font-family: var(--font-disp);
      font-size: 1.9rem;
      font-weight: 600;
      color: var(--azul);
      margin-bottom: 1.2rem;
      line-height:1.2;
    }
    .tab-content-inner p {
      font-size: 0.92rem;
      line-height: 1.8;
      color: var(--gris);
      margin-bottom: 1.5rem;
    }
    .service-list { display:flex; flex-direction:column; gap:0.6rem; }
    .service-list li {
      display: flex; align-items:flex-start; gap:10px;
      font-size: 0.88rem;
      color: var(--azul);
      line-height:1.5;
    }
    .service-list li::before {
      content:'→';
      color: var(--rojo);
      font-weight:700;
      flex-shrink:0;
      margin-top:1px;
    }

    /* ============================================================
       VIDEO TESTIMONIAL / PROYECTO DESTACADO
       📌 EDITAR: reemplaza el iframe con tu propio video de YouTube
    ============================================================ */
    #video-section {
      background: var(--azul);
      padding: 5rem 5vw;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 5rem;
      align-items:center;
    }
    .video-wrap {
      position:relative;
      aspect-ratio: 16/9;
      overflow:hidden;
    }
    .video-wrap iframe {
      width:100%; height:100%;
      border:none;
    }
    .video-overlay-play {
      /* muestra play sobre thumbnail antes de cargar */
      position:absolute; inset:0;
      background: rgba(27,42,74,0.5);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: background var(--transition);
    }
    .play-btn {
      width:72px; height:72px; border-radius:50%;
      background: var(--rojo);
      display:flex; align-items:center; justify-content:center;
      font-size:1.6rem;
      color:white;
      transition: transform var(--transition), background var(--transition);
    }
    .video-overlay-play:hover .play-btn { transform:scale(1.1); background:var(--rojo-osc); }
    .video-info .section-tag { color: var(--oro); }
    .video-info .section-tag::before { background: var(--oro); }
    .video-info .section-title { color: var(--blanco); }
    .video-info .section-body { color: rgba(255,255,255,0.65); max-width:100%; }
    .project-tags { display:flex; gap:0.5rem; flex-wrap:wrap; margin-top:1.5rem; }
    .project-tag {
      font-family: var(--font-cond);
      font-size: 0.7rem;
      font-weight: 700;
      letter-spacing:0.1em;
      text-transform:uppercase;
      background: rgba(255,255,255,0.1);
      color: rgba(255,255,255,0.7);
      padding: 6px 14px;
      border: 1px solid rgba(255,255,255,0.15);
    }

    /* ============================================================
       CLIENTES
    ============================================================ */
    #clientes {
      background: var(--gris-cl);
      padding: 6rem 5vw 6rem;
    }
    .clientes-intro {
      max-width: 600px;
      margin-bottom: 3.5rem;
    }
    .clientes-intro .section-tag,
    .clientes-intro .section-title,
    .clientes-intro .section-body {
      opacity: 1 !important;
      transform: none !important;
    }
    .logos-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(150px,1fr));
      gap: 1px;
      background: #E5E7EB;
    }
    .logo-cell {
      background: var(--blanco);
      display:flex; align-items:center; justify-content:center;
      padding: 1.2rem 1rem;
      height: 100px;
      transition: background var(--transition), box-shadow var(--transition);
      position: relative;
    }
    .logo-cell:hover {
      background: #FAFAFA;
      box-shadow: inset 0 0 0 1.5px var(--rojo);
      z-index: 1;
    }
    .logo-cell img {
      max-height: 54px;
      max-width: 120px;
      object-fit: contain;
      filter: grayscale(100%);
      opacity: 0.55;
      transition: opacity var(--transition), filter var(--transition), transform var(--transition);
    }
    .logo-cell:hover img {
      filter: grayscale(0%);
      opacity: 1;
      transform: scale(1.05);
    }

    /* ============================================================
       CONTACTO
    ============================================================ */
    #contacto {
      background: var(--blanco);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 5rem;
      align-items:start;
    }
    .contacto-info .section-body { margin-bottom: 2.5rem; }
    .contact-item {
      display: flex; align-items:flex-start; gap: 1rem;
      margin-bottom: 1.5rem;
    }
    .contact-icon {
      width:42px; height:42px; flex-shrink:0;
      background: var(--rojo);
      display:flex; align-items:center; justify-content:center;
      font-size:1.1rem;
      color: var(--blanco);
    }
    .contact-item h4 {
      font-family: var(--font-cond);
      font-size: 0.75rem;
      letter-spacing:0.15em;
      text-transform:uppercase;
      color: var(--gris);
      margin-bottom:3px;
    }
    .contact-item p { font-size:0.95rem; color:var(--azul); font-weight:500; }
    .contact-item a { color:var(--rojo); }

    .contacto-form { background: var(--gris-cl); padding: 2.5rem; }
    .contacto-form h3 {
      font-family: var(--font-disp);
      font-size: 1.7rem;
      font-weight:600;
      color: var(--azul);
      margin-bottom: 1.5rem;
    }
    .form-row { display:grid; grid-template-columns: 1fr 1fr; gap:1rem; }
    .form-group { margin-bottom: 1rem; }
    .form-group label {
      display:block;
      font-family: var(--font-cond);
      font-size: 0.72rem;
      font-weight:700;
      letter-spacing:0.12em;
      text-transform:uppercase;
      color: var(--azul);
      margin-bottom: 6px;
    }
    .form-group input,
    .form-group select,
    .form-group textarea {
      width:100%;
      background: var(--blanco);
      border: 1px solid #D1D5DB;
      padding: 10px 14px;
      font-family: var(--font-body);
      font-size: 0.9rem;
      color: var(--azul);
      outline:none;
      transition: border-color var(--transition);
      appearance: none;
    }
    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus { border-color: var(--rojo); }
    .form-group textarea { resize:vertical; min-height:100px; }
    .form-submit {
      width:100%;
      background: var(--rojo);
      color: var(--blanco);
      border:none;
      padding: 14px;
      font-family: var(--font-cond);
      font-size: 0.85rem;
      font-weight:700;
      letter-spacing:0.1em;
      text-transform:uppercase;
      cursor:pointer;
      transition: background var(--transition);
      margin-top:0.5rem;
    }
    .form-submit:hover { background: var(--rojo-osc); }

    /* ============================================================
       MAPA
    ============================================================ */
    #mapa {
      height: 380px;
      background: var(--azul-med);
      position:relative;
      overflow:hidden;
    }
    #mapa iframe { width:100%; height:100%; border:none; filter: grayscale(20%) contrast(1.1); }

    /* ============================================================
       FOOTER
    ============================================================ */
    footer {
      background: #0D1625;
      color: rgba(255,255,255,0.5);
      padding: 3rem 5vw 1.5rem;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 3rem;
      padding-bottom: 2.5rem;
      border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .footer-brand img { height:38px; filter:brightness(0) invert(1); opacity:0.85; margin-bottom:1rem; }
    .footer-brand p { font-size:0.82rem; line-height:1.7; }
    .footer-col h5 {
      font-family: var(--font-cond);
      font-size: 0.72rem;
      font-weight:700;
      letter-spacing:0.2em;
      text-transform:uppercase;
      color: rgba(255,255,255,0.7);
      margin-bottom:1rem;
    }
    .footer-col ul li {
      margin-bottom: 0.5rem;
    }
    .footer-col ul li a {
      font-size: 0.82rem;
      color: rgba(255,255,255,0.45);
      transition: color var(--transition);
    }
    .footer-col ul li a:hover { color: var(--blanco); }
    .footer-bottom {
      display:flex; align-items:center; justify-content:space-between;
      padding-top: 1.5rem;
      flex-wrap:wrap; gap:1rem;
    }
    .footer-bottom p { font-size: 0.75rem; }
    .footer-socials { display:flex; gap:1rem; }
    .footer-socials a {
      width:34px; height:34px;
      background: rgba(255,255,255,0.07);
      display:flex; align-items:center; justify-content:center;
      font-size:0.85rem;
      color: rgba(255,255,255,0.5);
      transition: background var(--transition), color var(--transition);
    }
    .footer-socials a:hover { background: var(--rojo); color: var(--blanco); }
    .rojo-text { color: var(--rojo); }

    /* ============================================================
       ANIMACIONES
    ============================================================ */
    @keyframes fadeUp {
      from { opacity:0; transform:translateY(32px); }
      to   { opacity:1; transform:translateY(0); }
    }
    @keyframes scrollPulse {
      0%,100% { opacity:0.4; transform:scaleY(0.8); }
      50%      { opacity:1; transform:scaleY(1); }
    }
    .reveal {
      opacity:0; transform:translateY(28px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal.visible { opacity:1; transform:translateY(0); }
    .reveal-delay-1 { transition-delay:0.1s; }
    .reveal-delay-2 { transition-delay:0.2s; }
    .reveal-delay-3 { transition-delay:0.3s; }
    .reveal-delay-4 { transition-delay:0.4s; }

    /* ============================================================
       RESPONSIVE
    ============================================================ */
    @media (max-width: 1024px) {
      .stats-bar { grid-template-columns: repeat(2,1fr); }
      #nosotros, #mision, #video-section, #contacto { grid-template-columns:1fr; }
      .mv-panel { padding: 4rem 8vw; }
      .valor-grid { grid-template-columns: repeat(2,1fr); }
      .tab-panel.active { grid-template-columns:1fr; }
      .footer-top { grid-template-columns: 1fr 1fr; gap:2rem; }
    }
    @media (max-width: 768px) {
      section { padding: 4.5rem 6vw; }
      .nav-links { display:none; }
      .burger { display:flex; }
      .stats-bar { grid-template-columns: repeat(2,1fr); }
      .valor-grid { grid-template-columns:1fr; }
      .nosotros-badge { display:none; }
      .nosotros-accent { display:none; }
      .tabs { gap:0; overflow-x:auto; }
      .form-row { grid-template-columns:1fr; }
      .footer-top { grid-template-columns:1fr; }
      .footer-bottom { flex-direction:column; align-items:flex-start; }
    }

    /* Mobile nav */
    .mobile-menu {
      position:fixed; inset:0; background: var(--azul);
      z-index:999; display:flex; flex-direction:column;
      align-items:center; justify-content:center; gap:2rem;
      opacity:0; pointer-events:none;
      transition: opacity var(--transition);
    }
    .mobile-menu.open { opacity:1; pointer-events:all; }
    .mobile-menu a {
      font-family: var(--font-disp);
      font-size: 2.2rem;
      color: var(--blanco);
      font-style:italic;
    }
    .mobile-close {
      position:absolute; top:1.5rem; right:5vw;
      background:none; border:none; color:white; font-size:2rem; cursor:pointer;
    }

/* ─── Department path styles ──────────────────────────── */
/* ─── MPT Logo Color Palette for Map Departments ────────────────────
   PEARL WHITE  → departments with no project info yet
   MPT ROJO     → #9B1C1C  → primary / highlighted projects
   MPT AZUL     → #1B2A4A  → secondary active projects
   MPT ORO      → #C9A84C  → hover & active accent
──────────────────────────────────────────────────────────────── */

.dept-path {
  stroke: #8fa3bc;
  stroke-width: 0.5px;
  transition: fill .22s ease, stroke .16s ease, stroke-width .15s ease, filter .2s ease;
  cursor: default;
}

/* ── PEARL WHITE: departments with no project data yet ── */
.dept-neutral {
  fill: #EDF0F4;
}
.dept-neutral:hover {
  fill: #D8E8F0;
  stroke: #C9A84C;
  stroke-width: 1px;
  cursor: pointer;
}

/* ── MPT ROJO: primary highlighted projects ── */
.dept-red {
  fill: #9B1C1C;
  stroke: rgba(201,168,76,.5);
  stroke-width: 1px;
  cursor: pointer;
  filter: drop-shadow(0 3px 8px rgba(155,28,28,.55));
}
.dept-red:hover, .dept-red.map-active {
  fill: #B71C1C;
  stroke: #C9A84C;
  stroke-width: 1.8px;
  filter: drop-shadow(0 0 14px rgba(183,28,28,.9));
}

/* ── MPT AZUL: secondary active projects ── */
.dept-blue {
  fill: #1B2A4A;
  stroke: rgba(201,168,76,.4);
  stroke-width: 1px;
  cursor: pointer;
  filter: drop-shadow(0 3px 8px rgba(27,42,74,.6));
}
.dept-blue:hover, .dept-blue.map-active {
  fill: #243560;
  stroke: #C9A84C;
  stroke-width: 1.8px;
  filter: drop-shadow(0 0 14px rgba(36,53,96,.9));
}
/* ── MPT ORO: headquarters / most important (Santander) ── */
.dept-gold {
  fill: #7a5500;
  stroke: #C9A84C;
  stroke-width: 1.2px;
  cursor: pointer;
  filter: drop-shadow(0 3px 10px rgba(201,168,76,.4));
}
.dept-gold:hover, .dept-gold.map-active {
  fill: #8a6200;
  stroke: #E8C96A;
  stroke-width: 2px;
  filter: drop-shadow(0 0 16px rgba(201,168,76,.7));
}

/* Pulse animation for Bucaramanga dot */
.buca-pulse { animation: buca-anim 2.6s ease-out infinite; }
@keyframes buca-anim {
  0%   { r:4; opacity:.9; }
  100% { r:22; opacity:0; }
}
/* Panel content animation */
@keyframes panelSlide {
  from { opacity:0; transform:translateY(16px); }
  to   { opacity:1; transform:translateY(0); }
}
.panel-animate { animation: panelSlide .35s cubic-bezier(.22,1,.36,1) both; }
/* CTA hover */
#panel-info a:hover {
  background:rgba(201,168,76,.12) !important;
  border-color:rgba(201,168,76,.5) !important;
}
/* Responsive */
@media(max-width:900px){
  #mapa-layout { grid-template-columns:1fr !important; }
  #proyecto-panel {
    border-left:none !important;
    border-top:3px solid #9B1C1C;
    min-height:auto !important;
    padding:2.5rem 1.8rem !important;
  }
  #proyecto-panel > div:first-child { display:none !important; }
}

@media(max-width:768px){
      #ubicacion > div { grid-template-columns:1fr !important; }
      #ubicacion > div > div:last-child iframe { min-height:280px !important; }
    }