/* ==========================================================================
   SECCIÓN MODULAR: 3 COLUMNAS PRODUCTOS / ACCESOS (ALIMAR)
   ========================================================================== */

.alimar-tri-column-section {
    width: 100%;
    height: 100vh; /* Altura de pantalla completa en Desktop */
    min-height: 650px;
    display: flex;
    flex-wrap: nowrap;
    background-color: var(--azul-oscuro);
    overflow: hidden;
    position: relative;
}

/* Columna base */
.tri-col-item {
    width: 33.333%;
    height: 100%;
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
    overflow: hidden;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Capa ligera de color azul oscuro para igualar el tono */
.tri-col-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(4, 24, 51, 0.78) 0%, rgba(4, 24, 51, 0.88) 100%);
    z-index: 1;
    transition: background 0.4s ease;
}

/* Efecto hover suave de zoom y cambio de luminosidad en desktop */
.tri-col-item:hover .tri-col-overlay {
    background: linear-gradient(180deg, rgba(4, 24, 51, 0.65) 0%, rgba(4, 24, 51, 0.75) 100%);
}

.tri-col-item:hover {
    transform: scale(1.02);
    z-index: 5;
}

/* Marca de agua flotante 'A' gigantesca opcional para la Columna 1 */
.tri-col-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -55%);
    font-family: var(--fuente-titulos);
    font-size: 420px;
    font-style: italic;
    color: rgba(255, 255, 255, 0.03);
    pointer-events: none;
    z-index: 1;
    user-select: none;
}

/* CONTENIDO COLUMNA 1 (Abajo) */
.col-main-info {
    justify-content: flex-end;
    padding: 60px 45px;
}

.tri-col-content-bottom {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    animation: fadeInUp 0.8s ease forwards;
}

.tri-col-main-title {
    font-family: var(--fuente-titulos) !important;
    font-size: 50px;
    font-style: italic;
    font-weight: 400;
    color: var(--blanco) !important;
    line-height: 0.95;
    text-transform: uppercase;
    margin: 0 0 25px 0 !important;
    letter-spacing: 0.5px;
}

/* Botón de Catálogo (Verde sutil) */
.btn-catalogo-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 22px;
    border: 1.5px solid var(--verde-alimar);
    border-radius: 4px;
    background: transparent;
    color: var(--verde-alimar);
    font-family: 'Montserrat', sans-serif;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.btn-catalogo-outline:hover {
    background-color: var(--verde-alimar);
    color: var(--blanco);
    box-shadow: 0 0 15px rgba(65, 155, 36, 0.4);
    transform: translateY(-2px);
}

/* CONTENIDO COLUMNAS 2 Y 3 (Centradas) */
.col-action-item {
    justify-content: center;
    align-items: center;
}

.tri-col-content-center {
    position: relative;
    z-index: 2;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 20px;
    box-sizing: border-box;
}

/* Botón Cuadrado / Marco Blanco con Borde Redondeado */
.btn-box-bordered {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    border: 2px solid var(--blanco);
    border-radius: 10px;
    background: transparent;
    color: var(--blanco) !important;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(2px);
}

.btn-box-bordered span {
    font-family: var(--fuente-titulos) !important;
    font-size: 32px;
    font-style: italic;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1;
}

.btn-box-bordered:hover {
    border-color: var(--verde-alimar);
    color: var(--verde-alimar) !important;
    background-color: rgba(4, 24, 51, 0.6);
    transform: scale(1.08);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

/* Animaciones modernas de aparición */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   ADAPTACIÓN MÓVIL (MÓVILES UNO DEBAJO DEL OTRO Y CUADRADOS)
   ========================================================================== */
@media (max-width: 991px) {
    .alimar-tri-column-section {
        height: auto !important;
        min-height: auto !important;
        flex-direction: column !important;
    }

    .tri-col-item {
        width: 100% !important;
        /* Forzar contenedor exactamente cuadrado en pantallas móviles */
        aspect-ratio: 1 / 1 !important;
        height: auto !important;
        justify-content: center !important;
        align-items: center !important;
        text-align: center !important;
    }

    .tri-col-item:hover {
        transform: none !important;
    }

    /* Ajuste Columna 1 en Móvil */
    .col-main-info {
        padding: 30px !important;
        align-items: center !important;
    }

    .tri-col-content-bottom {
        align-items: center !important;
        justify-content: center !important;
    }

    .tri-col-main-title {
        font-size: 36px !important;
        margin-bottom: 20px !important;
    }

    .tri-col-watermark {
        font-size: 280px !important;
    }

    /* Ajuste Botones en Móvil */
    .btn-box-bordered {
        padding: 14px 30px !important;
        border-radius: 8px !important;
    }

    .btn-box-bordered span {
        font-size: 24px !important;
    }
}