/********** banner header **********/
        .project-header {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            height: 275px;
            overflow: hidden;
            background-size: cover;
          }
  
          .project-header::before {
            content: "";
            position: absolute;
            top: 0; right: 0; bottom: 0; left: 0;
            background-color: var(--azul-itrio);
            opacity: 0.5;
            z-index: 2;
          }
          
          .project-header::after {
            content: "";
            position: absolute;
            inset: 0;
            background-color: var(--azul-itrio-oscuro);
            opacity: 0.5;
            z-index: 1;
          }
          
          .project-header .mbb-logo {
            position: relative;
            width: 30%;
            height: auto;
            filter: brightness(0) invert(1);
            z-index: 3;
          }
          
  
  
          /*********** details info **********/
          .project-details-info .info-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            text-align: center;
            align-items: center;
          }
  
          .project-details-info .cta-price-label {
            font-size: 1rem;
            color: var(--azul-itrio);
            margin-bottom: -10px;
          }
          .project-details-info .cta-price-value {
            font-size: 1.75rem;
            font-weight: var(--fw-extrabold);
            color: var(--azul-itrio-oscuro);
            display: flex;
            align-items: center;
          }
          .project-details-info .cta-price-value i {
            font-size: 1rem;
            color: var(--azul-itrio);
          }
          .carousel-inner{
              background-color: white;
              padding: 0 4rem 2rem 4rem;
          }
          
          
          
          /********** HERO **********/
          .carousel-inner {
            position: relative;
          }
          .carousel-item {
            position: relative;
          }
  
          .image-offset .image-cover {
              aspect-ratio: 7 / 3;
              border-radius: 20px 75px 150px 75px;
              
          }
          .image-offset::before{
              border-radius: 20px 75px 150px 75px;
          }
          .proyectos-hero .carousel-inner {
            max-width: 1296px;
            margin: 0 auto;
          }
          
          .floating-action-buttons {
            position: absolute;
            top: 20%;
            left: 55px;
            display: flex;
            flex-direction: column;
            gap: 4rem;
            z-index: 99;
          }
          
          .floating-link {
            display: flex;
            align-items: center;
            position: relative;
            background-color: var(--azul-itrio-oscuro);
            color: white;
            text-decoration: none;
            border-radius: 10px;
            padding: 0.5rem 1rem 0.25rem 2.5rem;
            font-size: 1rem;
            font-weight: var(--fw-extrabold);
            overflow: visible;
            min-height: 2rem;
          }
          
          .floating-text {
            display: inline-block;
            text-align: center;
            width: 100%;
            z-index: 2;
          }
          
          .icon-wrapper {
            position: absolute;
            left: -1.25rem;
            top: 50%;
            transform: translateY(-50%);
            background-color: var(--azul-itrio);
            border-radius: 25%;
            height: 3.5rem;
            aspect-ratio: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1;
          }
          
          .icon-wrapper span::before {
            font-size: 1.5rem;
            color: white;
          }
          
          .pulse {
            animation: pulse-ring 2s infinite;
            box-shadow: 0 0 0 0 rgba(2, 39, 82, 0.4);
          }
          
          @keyframes pulse-ring {
            0% {
              box-shadow: 0 0 0 0 rgba(2, 39, 82, 0.4);
            }
            70% {
              box-shadow: 0 0 0 10px rgba(2, 39, 82, 0);
            }
            100% {
              box-shadow: 0 0 0 0 rgba(2, 39, 82, 0);
            }
          }
          
          
          
          /********** ETAPAS **********/
          .etapas-proyecto {
            max-width: 1296px;
            margin: 0 auto;
            padding: 2rem 4rem;
          }
          
          .etapas-wrapper {
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: relative;
            gap: 1rem;
          }
          
          .etapas-wrapper::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--gris-itrio);
            z-index: 0;
            transform: translateY(-50%);
          }
          
          .etapa {
            position: relative;
            z-index: 1;
            background: white;
            color: var(--azul-itrio-oscuro);
            font-weight: var(--fw-extrabold);
            border: 1px solid var(--gris-itrio);
            border-radius: 12px;
            padding: 0.75rem 1.5rem;
            text-align: center;
            white-space: nowrap;
            font-size: 1rem;
          }
          
          .etapa.active {
            background-color: var(--azul-itrio);
            color: white;
            border: none;
          }
          
          .punto-extremo {
            width: 10px;
            height: 10px;
            background: var(--gris-itrio);
            border-radius: 50%;
            z-index: 2;
          }
          .inicio {
            margin-right: -0.5rem;
          }
          .fin {
            margin-left: -0.5rem;
          }
          
          
          /******* DESC *******/
          .rounded-custom {
            border-radius: 12px;
          }
          
          .image-square {
            aspect-ratio: 1 / 1;
          }
          
          .object-fit-cover {
            object-fit: cover;
          }
          
          .texto-compacto {
            font-size: 0.95rem;
            line-height: 1.4;
            color: var(--gris-itrio);
          }
          
          .texto-compacto h5 {
            font-size: 2rem;
            color: var(--azul-itrio-oscuro);
            margin-left: 1rem;
          }
          .texto-compacto ul{
              font-size: 1rem;
              margin-left: 1rem;
          }
          
          
  
          /**********  INFO TAB  ***********/
          .tab-section .nav-link {
            font-weight: var(--fw-extrabold);
            color: var(--azul-itrio-oscuro);
            border-bottom: 2px solid var(--gris-itrio);
            border-radius: 0;
            padding-left: 0;
            position: relative;
            font-size: 2rem;
          }
          .tab-section .border-end{
              border-right: none !important;
          }
          
          .tab-section .tab-content{
              padding: 2rem 1rem 1rem 1rem;
          }
          .tab-section .nav-link.active::before {
            content: '›';
            position: absolute;
            right: -2rem;
            color: var(--azul-itrio);
          }
          
          .tab-section .nav-link.active {
            background: none;
            color: var(--azul-itrio);
            border-color: transparent;
          }
          
          .accordion-button::after {
            content: '\25BC';
            font-size: 0.75rem;
            transform: none;
          }
          .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
          }
          .accordion-button {
            font-weight: var(--fw-extrabold);
            color: var(--azul-itrio-oscuro);
            background-color: transparent;
            border-bottom: 1px solid var(--gris-itrio);
          }
  
  
          /*********** FORM CTA INT *************/ 
          
          .contacto-ejecutiva-final .bg-azul-itrio {
            background-color: var(--azul-itrio);
          }
          .contacto-ejecutiva-final .bg-azul-itrio-oscuro {
            background-color: var(--azul-itrio-oscuro);
          }
          .contacto-ejecutiva-final .bg-gris-bg {
            background-color: var(--gris-bg);
          }
          .contacto-ejecutiva-final {
            position: relative;
            margin: 6rem 3rem 3rem 3rem !important;
          }
          .contacto-ejecutiva-final form{
              margin-left: 3rem;
          }
          .contacto-ejecutiva-final label{
              margin: 0;
              padding: 0;
          }
          .contacto-ejecutiva-final input{
              margin-bottom: 1rem;
          }
          .contacto-ejecutiva-tarjeta {
            max-width: 360px;
          }
          .ejecutiva-backdrop {
            width: 75%;
            aspect-ratio: 2 / 3;
            background-color: var(--azul-itrio);
            margin-top: -1rem;
          }
          .ejecutiva-img {
            max-height: 400px;
            width: auto;
            top: -35px !important;
            z-index: 2;
          }
          .ejecutiva-ficha {
            margin-top: -2.5rem;
            width: 90%;
            margin-left: auto;
            margin-right: auto;
            font-size: 0.9rem;
            z-index: 3;
            position: relative;
          }
          
          
          
          /*********** TAB MODELS **************/
          .icon-circle-bordered {
            background-color: transparent;
            border: 2px solid var(--azul-itrio);
            color: var(--azul-itrio);
            font-weight: var(--fw-extrabold);
          }
          
          .tab-divider {
            border-left: 4px solid #275bcc52;
          }
          
          .tab-title {
            font-style: normal;
            font-weight: var(--fw-extrabold);
          }
  
          .modelos-section .nav button {
             color: var(--azul-itrio-oscuro);
            font-weight: var(--fw-light);
  
          }
          
          .modelos-section h5{
              color: var(--azul-itrio-oscuro);
              font-weight: var(--fw-extrabold);
          }
          
          .modelos-section img {
              padding: 0 1.5rem 0 0 !important;
          }
          .model-info-block {
            display: flex;
            align-items: center;
            gap: 2rem;
            margin-bottom: 1.25rem;
            margin-left: 1rem;
          }
          
          .model-info-icon {
            width: 52px;
            height: 52px;
            min-width: 52px;
            border-radius: 50%;
            border: 3px solid var(--azul-itrio);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: var(--fw-extrabold);
            font-size: 1rem;
            color: var(--azul-itrio);
            font-family: 'Montserrat', sans-serif;
          }
          
          .model-info-icon i {
            font-size: 1.2rem;
          }
          
          .model-info-text {
            font-size: 1.25rem;
            font-weight: var(--fw-extrabold);
            color: var(--azul-itrio-oscuro);
            margin: 0;
          }
          
          .modelos-section .nav-link.active{
              font-weight: var(--fw-bold);
          }
          .col-info-tab{
              margin:0;
          }
  
          
          /************** 360 **************/
          .tour-title {
            color: var(--azul-itrio-oscuro);
            font-weight: var(--fw-extrabold);
            text-transform: uppercase;
            letter-spacing: 0.05rem;
            font-size: 1.5rem;
            line-height: 20px;
          }
          
          .tour-subtitle {
            font-size: 4rem;
            color: var(--azul-itrio);
            font-weight: var(--fw-bold);
            font-style: normal;
            display: flex;
            align-items: center;
          }
          .tour-subtitle i {
            font-size: 2rem;
            line-height: 1;
            display: inline-block;
            font-weight: var(--fw-extrabold);
          }
          
          .tour-description {
            color: var(--gris-itrio);
            font-size: 1rem;
            line-height: 1.5;
            
          }
          
          .tour-pill {
            top: 1rem;
            left: 1rem;
            background-color: var(--gris-bg);
            color: var(--azul-itrio-oscuro);
            padding: 0.5rem 1rem;
            border-radius: 999px;
            font-weight: var(--fw-extrabold);
            z-index: 2;
            font-size: 0.85rem;
          }
          
          .circle-arrow-right {
            width: 70px;
            height: 70px;
            border: 4px solid white;
            border-radius: 50%;
            background-color: transparent;
            position: absolute;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2;
          }
          .circle-arrow-right i {
            font-weight: 900;
            font-size: 2rem;
            color: white;
          }
          .circle-arrow-right.bottom-right {
            bottom: 1rem;
            right: 1rem;
          }
          .circle-arrow-right.center {
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
          }
          .section-tour .image-offset .image-cover{
              border-radius: 25px;
          }
          .btn-visit-project{
              padding: 0.25rem;
              font-size: 1.5rem;
              border-radius: 15px;
              margin-top: 0;
          }
          
          
          /*********** LOCATION *************/
          #ubicacion-section {
            margin-top: 6rem;
            margin-bottom: 2rem;
            position: relative;
            padding: 2rem 0;
          }
          
          .ubicacion-info {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.5rem;
            text-align: center;
            flex-direction: column;
            margin-left:4rem;
            min-height: 390px;
          }
          
          .ubicacion-title {
            display: flex;
            align-items: center;
            gap: 0.5rem;
          }
          
          .ubicacion-title i {
            color: var(--azul-itrio-oscuro);
            font-size: 2.5rem;
          }
          
          
          .ubicacion-btn {
            background-color: var(--azul-itrio);
            color: white;
            border-radius: 15px;
            padding: 0.5rem 1.5rem;
            font-weight: var(--fw-extrabold);
            font-size: 0.9rem;
            width: 100%;
            text-align: center;
            text-decoration: none;
            display: inline-block;
            max-width: 200px;
            margin-left: 2rem;
          }
          
          .ubicacion-btn:hover {
            background-color: var(--azul-itrio);
            color: white;
          }
          
          .map-label {
            position: absolute;
            top: -1rem;
            left: -1rem;
            background-color: var(--azul-itrio-oscuro);
            color: white;
            font-size:1rem;
            font-style: italic;
            font-weight: bold;
            border-radius: 12px;
            padding: 1rem 2rem;
            align-items: center;
            gap: 0.5rem;
            z-index: 10;
          }
          
          .map-label i {
            color: var(--azul-itrio);
          }
          
          .ubicacion-mapa {
            border: 0;
            width: 100%;
            min-height: 500px;
            border-radius: 8px;
            z-index: 1;
            position: relative;
          }
          
          
          /* ===== MOBILE VERSION ===== */
          .dynamic-padding {
            padding: 1.5rem; /* p-4 base */
          }
          
          @media (min-width: 768px) {
            .dynamic-padding {
              padding: 3rem; /* p-5 */
            }
          }
          
          @media (min-width: 992px) {
            .dynamic-padding {
              padding: 1.5rem; /* p-4 */
            }
          }
          
          @media (min-width: 1200px) {
            .dynamic-padding {
              padding: 3rem; /* p-5 */
            }
          }
  
          @media (max-width: 996px) {
            .project-header .mbb-logo {
              width: 50%;
            }
            .project-details-info .info-grid {
              grid-template-columns: repeat(2, 1fr);
            }
            
            .etapas-wrapper {
              flex-direction: column;
              align-items: center;
              justify-content: center;
              gap: 2rem;
            }
          
            .etapas-wrapper::before {
              top: 0;
              bottom: 0;
              left: 50%;
              right: auto;
              height: 100%;
              width: 2px;
              transform: translateX(-50%);
            }
          
            .etapa {
              width: 80%;
            }
          
            .punto-extremo {
              position: relative;
              left: unset;
              transform: translateX(35%);
            }
          
            .inicio {
              margin-bottom: -0.5rem;
              margin-right: 0.5rem;
            }
          
            .fin {
              margin-top: -0.5rem;
            }
            .tab-section .nav-link.active::before {
              display: none;
            }
  
            .contacto-ejecutiva-tarjeta {
              position: relative !important;
              order: -1;
              margin-bottom: -3rem;
            }
            .contacto-ejecutiva-final form {
                margin-left: 0;
                margin-top: 3rem;
            }
          
            .ejecutiva-img {
              transform: none !important;
              left: auto !important;
              display: block;
              max-width: 300px;
              margin-left: 2rem;
              width: 80%;
              top: -15px !important;
            }
          
            .ejecutiva-backdrop {
              width: 60%;
              aspect-ratio: 3 / 4;
              margin: auto;
            }
          
            .ejecutiva-ficha {
              position: relative;
              margin-top: -1.5rem;
              width: 90%;
            }
            .tab-divider {
                border-left: none;
            }
            .pill-wrapper{
                max-width: 90%;
                margin-left: 2rem;
            }
            .tour-headers{
                display: flex;
                justify-content: center;
                align-items: center;
                height: 100%;
            }
            .tour-description{
                text-align: justify;
                margin: 0 1rem 2rem;
            }
            .ubicacion-info {
                flex-direction: row;
                margin-left: 0;
                min-height: auto;
                margin-bottom: 3rem;
            }
            .ubicacion-btn {
                margin-left: 0;
                max-width: 150px;
            }
            .map-label{
                top: 1rem;
                left: 2rem;
            }
            .col-info-tab{
                padding: 1rem 6rem 0 !important;
                border-top: 4px solid white;
            }
          }
          
          @media (max-width: 576px) {
            .project-header .mbb-logo {
              width: 50%;
            }
            .project-details-info .info-grid {
              gap: 1rem;
            }
            .project-details-info .cta-price-value {
              font-size: 1.4rem;
            }
            .floating-link {
              font-size: 0.85rem;
              padding-left: 2rem;
            }
          
            .icon-wrapper {
              height: 3.5rem;
            }
          
            .floating-action-buttons {
              top: 6%;
              left: 4%;
              gap: 0.75rem;
            }
            .tour-mobile {
                padding:0;
                margin:0;
            }
            .tour-mobile img{
                border-radius: 0 !important;
            }
            .tour-mobile .circle-arrow-right{
                 box-shadow: 0 4px 10px rgba(0, 0, 0, 0.35);
                 width: 100px;
                 height: 100px;
            }
            .tour-mobile .circle-arrow-right i{
                 font-size: 4rem;
                 text-shadow: 0 2px 4px rgba(0, 0, 0, 0.35);
            }
            .ubicacion-info{
                gap: 0.5rem;
            }
            .ubicacion-title{
                margin-right: 0.5rem;
            }
            .ubicacion-btn {
                padding: 0.5rem;
                width: auto;
            }
            .tab-content{
                padding: 0 !important;
            }
          }
          
          
          
          /** adjustment mobile **/
          .row {
            margin-left: 0 !important;
            margin-right: 0 !important;
          }
          .hero-mobile {
            overflow: visible;
          }
          .hero-mobile .carousel-inner {
              padding: 0;
              z-index: -1;
          }
          .floating-action-buttons-mobile {
              padding-left: 2rem;
              padding-right: 1rem;
          }
          .floating-action-buttons-mobile a {
            border-radius: .5rem;
            background: #1f2a38;
            color: #fff;
            box-shadow: 0 4px 8px rgba(0,0,0,.1);
          }
          
          .floating-action-buttons-mobile .icon-wrapper {
              height: 2.5rem;
          }
          .floating-action-buttons-mobile .floating-link {
              font-size: 0.75rem;
              padding-left: 2rem;
              padding-right: 0.75rem;
              padding-top: 0.25rem;
              padding-bottom: 0.25rem;
          }
  
/* Estilos de validación del formulario */
.form-control.is-valid {
    border-color: #28a745;
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25);
}

.form-control.is-invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.valid-feedback {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: #28a745;
}

.invalid-feedback {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: #dc3545;
}

/* Estilos para notificaciones */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    max-width: 400px;
    animation: slideInRight 0.5s ease-out;
}

.notification-content {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    font-weight: 500;
}

.notification-success {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
}

.notification-error {
    background: linear-gradient(135deg, #dc3545, #e74c3c);
    color: white;
}

.notification-warning {
    background: linear-gradient(135deg, #ffc107, #f39c12);
    color: #333;
}

.notification-info {
    background: linear-gradient(135deg, #17a2b8, #3498db);
    color: white;
}

.notification-close {
    background: none;
    border: none;
    color: inherit;
    margin-left: 10px;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.3s;
}

.notification-close:hover {
    opacity: 1;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Estilos para botón de carga */
.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    margin: auto;
    border: 2px solid transparent;
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Estilos específicos para el formulario de proyecto */
.contacto-ejecutiva-final form {
    position: relative;
}

.contacto-ejecutiva-final .form-control:focus {
    border-color: var(--azul-itrio);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.contacto-ejecutiva-final .form-select:focus {
    border-color: var(--azul-itrio);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Mejoras en la accesibilidad */
.form-label {
    font-weight: 600;
    color: #333;
    margin-bottom: 0.5rem;
}

.form-control::placeholder {
    color: #6c757d;
    opacity: 0.7;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .notification {
        right: 10px;
        left: 10px;
        max-width: none;
    }
    
    .contacto-ejecutiva-final .btn {
        width: 100%;
        margin-top: 1rem;
    }
}