/* =========================================================================
   TRAHIEC LANDING - Estilos Personalizados
   ========================================================================= */

/* -------------------------------------------------------------------------
   CAROUSEL HERO
   ------------------------------------------------------------------------- */
.carousel-item {
    opacity: 0;
    z-index: 0;
    transition: opacity 0.8s ease-in-out;
    pointer-events: none;
}
.carousel-item.active {
    opacity: 1;
    z-index: 1;
    pointer-events: auto;
}

/* -------------------------------------------------------------------------
   TARJETAS DE SERVICIOS - Animaciones Hover
   ------------------------------------------------------------------------- */
.service-card {
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease;
}
.service-card:hover {
    transform: scale(1.05) translateY(-6px);
    box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.15);
}
.service-card:hover img {
    transform: scale(1.1);
}
.service-card .fa-file-pdf,
.service-card .fa-truck-ramp-box,
.service-card .fa-headset {
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.service-card:hover .fa-file-pdf,
.service-card:hover .fa-truck-ramp-box,
.service-card:hover .fa-headset {
    transform: scale(1.2) rotate(-5deg);
}

/* -------------------------------------------------------------------------
   MODALES
   ------------------------------------------------------------------------- */
.modal {
    transition: opacity 0.25s ease;
}
body.modal-active {
    overflow: hidden;
}
.modal-container {
    transform: translateY(20px);
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.modal:not(.opacity-0) .modal-container {
    transform: translateY(0);
}

/* -------------------------------------------------------------------------
   TESTIMONIOS - Transición de opacidad
   ------------------------------------------------------------------------- */
#testimony-container {
    transition: opacity 0.5s ease;
}

/* -------------------------------------------------------------------------
   IMÁGENES - Estados de carga
   ------------------------------------------------------------------------- */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease;
}
img[loading="lazy"].loaded,
img.loaded {
    opacity: 1;
}

/* Placeholder mientras carga */
img[src*="placehold.co"] {
    background: #f3f4f6;
}

/* -------------------------------------------------------------------------
   BOTONES - Estados focus visibles para accesibilidad
   ------------------------------------------------------------------------- */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #FF6600;
    outline-offset: 2px;
}

/* -------------------------------------------------------------------------
   SCROLL SUAVE
   ------------------------------------------------------------------------- */
html {
    scroll-behavior: smooth;
}

/* -------------------------------------------------------------------------
   UTILIDADES
   ------------------------------------------------------------------------- */
.text-balance {
    text-wrap: balance;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0 0);
    white-space: nowrap;
    border: 0;
}

/* -------------------------------------------------------------------------
   REDUCED MOTION - Respeta preferencias de accesibilidad
   ------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .carousel-item {
        transition: none !important;
    }
    #testimony-container {
        transition: none !important;
    }
    .service-card {
        transition: none !important;
    }
    .service-card .fa-file-pdf,
    .service-card .fa-truck-ramp-box,
    .service-card .fa-headset {
        transition: none !important;
    }
    .modal {
        transition: none !important;
    }
    .modal-container {
        transition: none !important;
    }
}